From 226ad1461c42b6b7b4430ee490ad64abacb8b039 Mon Sep 17 00:00:00 2001
From: Lamdonn <Lamdonn@163.com>
Date: Wed, 12 Mar 2025 23:48:18 +0800
Subject: [PATCH] Fix some floatl issues, add init version flmath

---
 source/07_math/flmath.c     | 333 +++++++++++++++++++++++++++++++++++
 source/07_math/flmath.h     |  48 +++++
 source/07_math/floatl.c     | 161 +++++++++++++++++
 source/07_math/floatl.h     |  22 +++
 source/07_math/floatl_cfg.h | 318 +++++++++++++++++++++++++--------
 test/test.mk                |   1 +
 test/test_flmath.c          | 190 ++++++++++++++++++++
 test/test_floatl.c          | 338 ++++++++++++++++++++++++++++--------
 8 files changed, 1275 insertions(+), 136 deletions(-)
 create mode 100644 source/07_math/flmath.c
 create mode 100644 source/07_math/flmath.h
 create mode 100644 test/test_flmath.c

diff --git a/source/07_math/flmath.c b/source/07_math/flmath.c
new file mode 100644
index 0000000..4eb8d64
--- /dev/null
+++ b/source/07_math/flmath.c
@@ -0,0 +1,333 @@
+/*********************************************************************************************************
+ *  ------------------------------------------------------------------------------------------------------
+ *  file description
+ *  ------------------------------------------------------------------------------------------------------
+ *         \file  flmath.c
+ *         \unit  flmath
+ *        \brief  This is a simple large float number math calculate module for C language
+ *       \author  Lamdonn
+ *      \version  v1.0.1
+ *      \license  GPL-2.0
+ *    \copyright  Copyright (C) 2023 Lamdonn.
+ ********************************************************************************************************/
+#include "flmath.h"
+
+// Number of terms in the Taylor series for trigonometric functions
+static const int trig_terms = 15 * sizeof(floatl) / 8; 
+// Number of terms in the Taylor series for the exponential function
+static const int exp_terms = 15 * sizeof(floatl) / 8; 
+// Number of terms in the Taylor series for the natural logarithm function
+static const int ln_terms = 15 * sizeof(floatl) / 8; 
+
+/**
+ * \brief Calculates the factorial of an integer.
+ * \param n: The integer for which the factorial is to be calculated.
+ * \return A 'floatl' number representing the factorial of 'n'.
+ */
+static floatl floatl_int_fact(int n) 
+{
+    floatl result = FLOATL_CONST_1;
+    for (int i = 1; i <= n; i++) 
+    {
+        result = floatl_mul(result, floatl(i));
+    }
+    return result;
+}
+
+/**
+ * \brief Calculates the power of a 'floatl' number with an integer exponent.
+ * \param base: The base 'floatl' number.
+ * \param exponent: The integer exponent.
+ * \return A 'floatl' number representing 'base' raised to the power of 'exponent'.
+ */
+static floatl floatl_int_power(floatl base, int exponent) 
+{
+    floatl result = FLOATL_CONST_1;
+    for (int i = 0; i < exponent; i++) 
+    {
+        result = floatl_mul(result, base);
+    }
+    return result;
+}
+
+/**
+ * \brief Calculates the sine of a 'floatl' number using the Taylor series expansion.
+ * \param x: The 'floatl' number for which the sine is to be calculated.
+ * \return A 'floatl' number representing the sine of 'x'.
+ */
+floatl floatl_sin(floatl x) 
+{
+    floatl result = FLOATL_CONST_0;
+    // Normalize x to the range [-π, π]
+    while (floatl_gt(x, FLOATL_PI)) 
+    {
+        x = floatl_sub(x, FLOATL_PI);
+        x = floatl_sub(x, FLOATL_PI);
+    }
+    while (floatl_lt(x, floatl_neg(FLOATL_PI))) 
+    {
+        x = floatl_add(x, FLOATL_PI);
+        x = floatl_add(x, FLOATL_PI);
+    }
+    for (int n = 0; n < trig_terms; n++) 
+    {
+        floatl term = floatl_int_power(floatl_neg(FLOATL_CONST_1), n);
+        term = floatl_mul(term, floatl_int_power(x, 2 * n + 1));
+        term = floatl_div(term, floatl_int_fact(2 * n + 1));
+        result = floatl_add(result, term);
+    }
+    return result;
+}
+
+/**
+ * \brief Calculates the cosine of a 'floatl' number using the sine function.
+ * \param x: The 'floatl' number for which the cosine is to be calculated.
+ * \return A 'floatl' number representing the cosine of 'x'.
+ */
+floatl floatl_cos(floatl x) 
+{
+    x = floatl_add(x, floatl_mul(floatl(0.5), FLOATL_PI));
+    return floatl_sin(x);
+}
+
+/**
+ * \brief Calculates the secant of a 'floatl' number.
+ * \param x: The 'floatl' number for which the secant is to be calculated.
+ * \return A 'floatl' number representing the secant of 'x'.
+ */
+floatl floatl_sec(floatl x)
+{
+    return floatl_div(FLOATL_CONST_1, floatl_cos(x));
+}
+
+/**
+ * \brief Calculates the cosecant of a 'floatl' number.
+ * \param x: The 'floatl' number for which the cosecant is to be calculated.
+ * \return A 'floatl' number representing the cosecant of 'x'.
+ */
+floatl floatl_csc(floatl x)
+{
+    return floatl_div(FLOATL_CONST_1, floatl_sin(x));
+}
+
+/**
+ * \brief Calculates the tangent of a 'floatl' number.
+ * \param x: The 'floatl' number for which the tangent is to be calculated.
+ * \return A 'floatl' number representing the tangent of 'x'. Returns infinity or negative infinity
+ *         if the cosine of 'x' is zero.
+ */
+floatl floatl_tan(floatl x)
+{
+    floatl s = floatl_sin(x);
+    floatl c = floatl_cos(x);
+    if (floatl_eq(c, FLOATL_CONST_0)) 
+    {
+        return (floatl_gt(s, FLOATL_CONST_0)) ? FLOATL_INF : floatl_neg(FLOATL_INF);
+    }
+    return floatl_div(s, c);
+}
+
+/**
+ * \brief Calculates the cotangent of a 'floatl' number.
+ * \param x: The 'floatl' number for which the cotangent is to be calculated.
+ * \return A 'floatl' number representing the cotangent of 'x'.
+ */
+floatl floatl_cot(floatl x)
+{
+    x = floatl_sub(floatl_mul(floatl(0.5), FLOATL_PI), x);
+    return floatl_tan(x);
+}
+
+/**
+ * \brief Calculates the exponential function of a 'floatl' number using the Taylor series expansion.
+ * \param x: The 'floatl' number for which the exponential is to be calculated.
+ * \return A 'floatl' number representing e raised to the power of 'x'.
+ */
+floatl floatl_exp(floatl x) 
+{
+    floatl result = FLOATL_CONST_0;
+    for (int n = 0; n < exp_terms; n++) 
+    {
+        floatl term = floatl_int_power(x, n);
+        term = floatl_div(term, floatl_int_fact(n));
+        result = floatl_add(result, term);
+    }
+    return result;
+}
+
+/**
+ * \brief Calculates the natural logarithm of a 'floatl' number using the Taylor series expansion.
+ * \param x: The 'floatl' number for which the natural logarithm is to be calculated.
+ * \return A 'floatl' number representing the natural logarithm of 'x'. Returns -1 if 'x' is less than or equal to 0.
+ */
+floatl floatl_ln(floatl x)
+{
+    if (floatl_le(x, FLOATL_CONST_0)) return floatl_neg(FLOATL_CONST_1);
+    floatl result = FLOATL_CONST_0;
+    // Transform x to the range (0, 2]
+    floatl y = floatl_sub(x, FLOATL_CONST_1);
+    y = floatl_div(y, floatl_add(x, FLOATL_CONST_1));
+    for (int n = 0; n < ln_terms; n++) 
+    {
+        floatl term = floatl_int_power(y, 2 * n + 1);
+        term = floatl_div(term, floatl(2 * n + 1));
+        result = floatl_add(result, term);
+    }
+    result = floatl_mul(result, floatl(2.0));
+    return result;
+}
+
+/**
+ * \brief Calculates the logarithm of a 'floatl' number with a given base.
+ * \param x: The base 'floatl' number.
+ * \param y: The 'floatl' number for which the logarithm is to be calculated.
+ * \return A 'floatl' number representing the logarithm of 'y' with base 'x'. Returns negative infinity
+ *         if 'x' is zero or 'y' is less than or equal to 0.
+ */
+floatl floatl_log(floatl x, floatl y)
+{
+    if ((floatl_eq(x, FLOATL_CONST_0)) || (floatl_le(y, FLOATL_CONST_0))) return floatl_neg(FLOATL_INF);
+    return floatl_div(floatl_ln(y), floatl_ln(x));
+}
+
+/**
+ * \brief Calculates the logarithm of a 'floatl' number with base 2.
+ * \param x: The 'floatl' number for which the logarithm is to be calculated.
+ * \return A 'floatl' number representing the logarithm of 'x' with base 2. Returns negative infinity
+ *         if 'x' is zero.
+ */
+floatl floatl_log2(floatl x)
+{
+    if (floatl_eq(x, FLOATL_CONST_0)) return floatl_neg(FLOATL_INF);
+    return floatl_div(floatl_ln(x), floatl_ln(floatl(2.0)));
+}
+
+/**
+ * \brief Calculates the logarithm of a 'floatl' number with base 10.
+ * \param x: The 'floatl' number for which the logarithm is to be calculated.
+ * \return A 'floatl' number representing the logarithm of 'x' with base 10. Returns negative infinity
+ *         if 'x' is zero.
+ */
+floatl floatl_log10(floatl x)
+{
+    if (floatl_eq(x, FLOATL_CONST_0)) return floatl_neg(FLOATL_INF);
+    return floatl_div(floatl_ln(x), floatl_ln(floatl(10.0)));
+}
+
+/**
+ * \brief Calculates the sigmoid function of a 'floatl' number.
+ * \param x: The 'floatl' number for which the sigmoid is to be calculated.
+ * \return A 'floatl' number representing the sigmoid of 'x'.
+ */
+floatl floatl_sigmoid(floatl x)
+{
+    return floatl_div(FLOATL_CONST_1, floatl_add(FLOATL_CONST_1, floatl_exp(floatl_neg(x))));
+}
+
+/**
+ * \brief Calculates the derivative of the sigmoid function of a 'floatl' number.
+ * \param x: The 'floatl' number for which the derivative of the sigmoid is to be calculated.
+ * \return A 'floatl' number representing the derivative of the sigmoid of 'x'.
+ */
+floatl floatl_dsigmoid(floatl x)
+{
+    floatl s = floatl_sigmoid(x);
+    return floatl_mul(s, floatl_sub(FLOATL_CONST_1, s));
+}
+
+/**
+ * \brief Calculates the hyperbolic sine of a 'floatl' number.
+ * \param x: The 'floatl' number for which the hyperbolic sine is to be calculated.
+ * \return A 'floatl' number representing the hyperbolic sine of 'x'.
+ */
+floatl floatl_sinh(floatl x)
+{
+    floatl a = floatl_exp(x);
+    return floatl_div(floatl_sub(a, floatl_div(FLOATL_CONST_1, a)), floatl(2.0));
+}
+
+/**
+ * \brief Calculates the hyperbolic cosine of a 'floatl' number.
+ * \param x: The 'floatl' number for which the hyperbolic cosine is to be calculated.
+ * \return A 'floatl' number representing the hyperbolic cosine of 'x'.
+ */
+floatl floatl_cosh(floatl x)
+{
+    floatl a = floatl_exp(x);
+    return floatl_div(floatl_add(a, floatl_div(FLOATL_CONST_1, a)), floatl(2.0));
+}
+
+/**
+ * \brief Calculates the hyperbolic tangent of a 'floatl' number.
+ * \param x: The 'floatl' number for which the hyperbolic tangent is to be calculated.
+ * \return A 'floatl' number representing the hyperbolic tangent of 'x'.
+ */
+floatl floatl_tanh(floatl x)
+{
+    floatl a = floatl_exp(x); 
+    floatl b = floatl_div(FLOATL_CONST_1, a);
+    return floatl_div(floatl_sub(a, b), floatl_add(a, b));
+}
+
+/**
+ * \brief Calculates the hyperbolic cotangent of a 'floatl' number.
+ * \param x: The 'floatl' number for which the hyperbolic cotangent is to be calculated.
+ * \return A 'floatl' number representing the hyperbolic cotangent of 'x'.
+ */
+floatl floatl_coth(floatl x)
+{
+    floatl a = floatl_exp(x); 
+    floatl b = floatl_div(FLOATL_CONST_1, a);
+    return floatl_div(floatl_add(a, b), floatl_sub(a, b));
+}
+
+/**
+ * \brief Calculates the hyperbolic secant of a 'floatl' number.
+ * \param x: The 'floatl' number for which the hyperbolic secant is to be calculated.
+ * \return A 'floatl' number representing the hyperbolic secant of 'x'.
+ */
+floatl floatl_sech(floatl x)
+{
+    floatl a = floatl_exp(x);
+    return floatl_div(floatl(2.0), floatl_add(a, floatl_div(FLOATL_CONST_1, a)));
+}
+
+/**
+ * \brief Calculates the hyperbolic cosecant of a 'floatl' number.
+ * \param x: The 'floatl' number for which the hyperbolic cosecant is to be calculated.
+ * \return A 'floatl' number representing the hyperbolic cosecant of 'x'.
+ */
+floatl floatl_csch(floatl x)
+{
+    floatl a = floatl_exp(x);
+    return floatl_div(floatl(2.0), floatl_sub(a, floatl_div(FLOATL_CONST_1, a)));
+}
+
+/**
+ * \brief Calculates the square root of a 'floatl' number using the Newton - Raphson method.
+ * \param x: The 'floatl' number for which the square root is to be calculated.
+ * \return A 'floatl' number representing the square root of 'x'. Returns -1 if 'x' is less than 0.
+ */
+floatl floatl_sqrt(floatl x) 
+{
+    if (floatl_lt(x, FLOATL_CONST_0)) return floatl_neg(FLOATL_CONST_1);
+    floatl a = x; // Initial guess
+    floatl epsilon = floatl(1e-7); // Precision
+    while (floatl_gt(floatl_sub(floatl_mul(a, a), x), epsilon))
+    {
+        a = floatl_add(a, floatl_div(x, a));
+        a = floatl_div(a, floatl(2.0));
+    }
+    return a;
+}
+
+/**
+ * \brief Calculates the power of a 'floatl' number with another 'floatl' exponent.
+ * \param x: The base 'floatl' number.
+ * \param y: The exponent 'floatl' number.
+ * \return A 'floatl' number representing 'x' raised to the power of 'y'.
+ */
+floatl floatl_pow(floatl x, floatl y) 
+{
+    return floatl_exp(floatl_mul(y, floatl_ln(x)));
+}
diff --git a/source/07_math/flmath.h b/source/07_math/flmath.h
new file mode 100644
index 0000000..f774ca1
--- /dev/null
+++ b/source/07_math/flmath.h
@@ -0,0 +1,48 @@
+
+/*********************************************************************************************************
+ *  ------------------------------------------------------------------------------------------------------
+ *  file description
+ *  ------------------------------------------------------------------------------------------------------
+ *         \file  flmath.h
+ *         \unit  flmath
+ *        \brief  This is a simple large float number math calculate module for C language
+ *       \author  Lamdonn
+ *      \version  v1.0.1
+ *      \license  GPL-2.0
+ *    \copyright  Copyright (C) 2023 Lamdonn.
+ ********************************************************************************************************/
+#ifndef __flmath_H
+#define __flmath_H
+
+#include "floatl.h"
+
+/* Version infomation */
+
+#define FLMATH_V_MAJOR                        1
+#define FLMATH_V_MINOR                        0
+#define FLMATH_V_PATCH                        0
+
+floatl floatl_sin(floatl x);
+floatl floatl_cos(floatl x);
+floatl floatl_sec(floatl x);
+floatl floatl_csc(floatl x);
+floatl floatl_tan(floatl x);
+floatl floatl_exp(floatl x);
+floatl floatl_ln(floatl x);
+floatl floatl_log(floatl x, floatl y);
+floatl floatl_log2(floatl x);
+floatl floatl_log10(floatl x);
+floatl floatl_sigmoid(floatl x);
+floatl floatl_dsigmoid(floatl x);
+floatl floatl_sinh(floatl x);
+floatl floatl_cosh(floatl x);
+floatl floatl_tanh(floatl x);
+floatl floatl_coth(floatl x);
+floatl floatl_sech(floatl x);
+floatl floatl_csch(floatl x);
+floatl floatl_sqrt(floatl x);
+floatl floatl_pow(floatl x, floatl y);
+
+
+#endif
+
diff --git a/source/07_math/floatl.c b/source/07_math/floatl.c
index a3a4d16..eb72bde 100644
--- a/source/07_math/floatl.c
+++ b/source/07_math/floatl.c
@@ -2029,6 +2029,167 @@ floatl floatl_neg(floatl a)
     return a;
 }
 
+/**
+ * \brief Computes the ceiling of a 'floatl' number.
+ * \param[in] a: The 'floatl' number for which the ceiling value is to be computed.
+ * \return A 'floatl' number representing the ceiling of the input number.
+ * 
+ * This function calculates the ceiling of a 'floatl' number. The ceiling of a number is the smallest
+ * integer that is greater than or equal to the given number.
+ */
+floatl floatl_ceil(floatl a)
+{
+    // Calculate the actual exponent value by subtracting the mid - point of the exponent range
+    int32_t exponent = a.exponent - __FLOATL_EXP_MID_VALUE__;
+
+    // If the exponent is negative, the number lies between - 1 and 1
+    if (exponent < 0) 
+    {
+        // If the number is greater than 0, the ceiling is 1
+        if (floatl_gt(a, FLOATL_CONST_0))
+        {
+            return FLOATL_CONST_1;
+        } 
+        // If the number is equal to 0, the ceiling is 0
+        else if (floatl_eq(a, FLOATL_CONST_0)) 
+        {
+            return FLOATL_CONST_0;
+        } 
+        // If the number is less than 0, the ceiling is 0 (in the context of floating - point representation)
+        else 
+        {
+            return floatl_neg(FLOATL_CONST_0);
+        }
+    }
+
+    // Calculate the number of bits to shift to isolate the integer part
+    int32_t shift = __FLOATL_MANT_BITS__ - exponent;
+
+    // If the shift is less than or equal to 0, the number is already an integer
+    if (shift <= 0) return a;
+
+    // Create a floatl number with the least significant bit set to 1
+    floatl int1 = FLOATL_CONST_0; 
+    int1.u32[0] = 1;
+    // Create a mask to isolate the fractional part
+    floatl mask = floatl_int_sub(floatl_int_shl(int1, shift), int1);
+    // Clear the fractional part of the number
+    floatl result = floatl_int_and(a, floatl_int_not(mask));
+
+    // If the result is less than the original number, increment the result
+    if (floatl_lt(result, a)) 
+    {
+        result = floatl_add(result, FLOATL_CONST_1);
+    }
+
+    return result;
+}
+
+/**
+ * \brief Computes the floor of a 'floatl' number.
+ * \param[in] a: The 'floatl' number for which the floor value is to be computed.
+ * \return A 'floatl' number representing the floor of the input number.
+ * 
+ * This function calculates the floor of a 'floatl' number. The floor of a number is the largest
+ * integer that is less than or equal to the given number.
+ */
+floatl floatl_floor(floatl a)
+{
+    // Calculate the actual exponent value by subtracting the mid - point of the exponent range
+    int32_t exponent = a.exponent - __FLOATL_EXP_MID_VALUE__;
+
+    // If the exponent is negative, the number lies between - 1 and 1
+    if (exponent < 0) 
+    {
+        // If the number is greater than or equal to 0, the floor is 0
+        if (floatl_ge(a, FLOATL_CONST_0))
+        {
+            return FLOATL_CONST_0;
+        } 
+        // If the number is less than 0, the floor is - 1
+        else 
+        {
+            return floatl_neg(FLOATL_CONST_1);
+        }
+    }
+
+    // Calculate the number of bits to shift to isolate the integer part
+    int32_t shift = __FLOATL_MANT_BITS__ - exponent;
+
+    // If the shift is less than or equal to 0, the number is already an integer
+    if (shift <= 0) return a;
+
+    // Create a floatl number with the least significant bit set to 1
+    floatl int1 = FLOATL_CONST_0; 
+    int1.u32[0] = 1;
+    // Create a mask to isolate the fractional part
+    floatl mask = floatl_int_sub(floatl_int_shl(int1, shift), int1);
+    // Clear the fractional part of the number
+    floatl result = floatl_int_and(a, floatl_int_not(mask));
+
+    // If the result is greater than the original number, decrement the result
+    if (floatl_gt(result, a)) 
+    {
+        result = floatl_sub(result, FLOATL_CONST_1);
+    }
+
+    return result;
+}
+
+/**
+ * \brief Rounds a 'floatl' number to the nearest integer.
+ * \param[in] a: The 'floatl' number to be rounded.
+ * \return A 'floatl' number representing the rounded value of the input number.
+ * 
+ * This function rounds a 'floatl' number to the nearest integer. If the fractional part
+ * is 0.5 or greater, the number is rounded up; otherwise, it is rounded down.
+ */
+floatl floatl_round(floatl a)
+{
+    // Calculate the actual exponent value by subtracting the mid - point of the exponent range
+    int32_t exponent = a.exponent - __FLOATL_EXP_MID_VALUE__;
+
+    // If the exponent is negative, the number lies between - 1 and 1
+    if (exponent < 0) 
+    {
+        if (floatl_gt(a, FLOATL_CONST_0))
+        {
+            // If the number is greater than 0, round up if it is greater than or equal to 0.5
+            return (floatl_ge(a, floatl(0.5))) ? FLOATL_CONST_1 : FLOATL_CONST_0;
+        } 
+        else 
+        {
+            // If the number is less than 0, round down if it is less than or equal to - 0.5
+            return (floatl_le(a, floatl(-0.5))) ? floatl_neg(FLOATL_CONST_1) : floatl_neg(FLOATL_CONST_0);
+        }
+    }
+
+    // Calculate the number of bits to shift to isolate the integer part
+    int32_t shift = __FLOATL_MANT_BITS__ - exponent;
+
+    // If the shift is less than or equal to 0, the number is already an integer
+    if (shift <= 0) return a;
+
+    // Create a floatl number with the least significant bit set to 1
+    floatl int1 = FLOATL_CONST_0; 
+    int1.u32[0] = 1;
+    // Create a mask to isolate the fractional part
+    floatl mask = floatl_int_sub(floatl_int_shl(int1, shift), int1);
+    // Clear the fractional part of the number to get the integer part
+    floatl result = floatl_int_and(a, floatl_int_not(mask));
+    // Extract the fractional part of the number
+    floatl fractional = floatl_int_and(a, mask);
+
+    // Check if the fractional part is greater than or equal to 0.5
+    if (floatl_int_ucmp(fractional, floatl_int_shl(int1, shift - 1)) >= 0) 
+    {
+        // If so, round up the result
+        result = floatl_add(result, FLOATL_CONST_1);
+    }
+
+    return result;
+}
+
 /**
  * \brief Perform a right shift operation on a 'floatl' value while preserving the sticky bit.
  * \param[in] mant: The 'floatl' value to be shifted.
diff --git a/source/07_math/floatl.h b/source/07_math/floatl.h
index 71b1459..c642e76 100644
--- a/source/07_math/floatl.h
+++ b/source/07_math/floatl.h
@@ -32,7 +32,15 @@
  */
 
 #define FLOATL_INF                            __FLOATL_INF__
+#define FLOATL_INF_N                          floatl_neg(__FLOATL_INF__)
 #define FLOATL_NAN                            __FLOATL_NAN__
+#define FLOATL_PI                             __FLOATL_CONST_PI__
+#define FLOATL_E                              __FLOATL_CONST_E__
+#define FLOATL_MIN                            __FLOATL_MIN__
+#define FLOATL_MAX                            __FLOATL_MAX__
+#define FLOATL_EPSILON                        __FLOATL_EPSILON__
+#define FLOATL_CONST_PI                       __FLOATL_CONST_PI__
+#define FLOATL_CONST_E                        __FLOATL_CONST_E__
 #define FLOATL_CONST_0                        __FLOATL_CONST_0__
 #define FLOATL_CONST_1                        __FLOATL_CONST_1__
 #define FLOATL_CONST_10                       __FLOATL_CONST_1e1__
@@ -55,6 +63,14 @@
 #define FLOATL_CONST_1e14                     __FLOATL_CONST_1e14__
 #define FLOATL_CONST_1e15                     __FLOATL_CONST_1e15__
 
+#define FLOATL_MANT_DIG                       __FLOATL_MANT_DIG__
+#define FLOATL_MIN_EXP                        __FLOATL_MIN_EXP__
+#define FLOATL_MAX_EXP                        __FLOATL_MAX_EXP__
+#define FLOATL_DIG                            __FLOATL_DIG__
+#define FLOATL_DECIMAL_DIG                    __FLOATL_DECIMAL_DIG__
+#define FLOATL_MIN_10_EXP                     __FLOATL_MIN_10_EXP__
+#define FLOATL_MAX_10_EXP                     __FLOATL_MAX_10_EXP__
+
 /** 
  * \brief A structure to represent a long bits integer.
  * 
@@ -122,9 +138,15 @@ int floatl_isnormal(floatl a);
 // Value modification functions
 // floatl_abs: Computes the absolute value of a floatl number
 // floatl_neg: Computes the negation of a floatl number, equivalent to the unary '-' operator
+// floatl_ceil: Computes the ceiling value of a floatl number
+// floatl_floor: Computes the floor value of a floatl number
+// floatl_round: Computes the round value of a floatl number
 
 floatl floatl_abs(floatl a);
 floatl floatl_neg(floatl a);
+floatl floatl_ceil(floatl a);
+floatl floatl_floor(floatl a);
+floatl floatl_round(floatl a);
 
 // Conversion functions
 // floatl_from: Converts a string to a floatl number
diff --git a/source/07_math/floatl_cfg.h b/source/07_math/floatl_cfg.h
index 325df22..735054c 100644
--- a/source/07_math/floatl_cfg.h
+++ b/source/07_math/floatl_cfg.h
@@ -19,6 +19,11 @@
  * This is a flexible definition that can be extended to larger numbers in addition to the given few size definitions
  */
 
+// #define FLOATL_CFG_MANT_PI "100100100001111110110101010001000100001011010001100001000110100110001001100011001100010100010111000000011011100000111001101000100101001000000100100111000001000100010100110011111001100011101000000001000001011101111101010011000111011000100111001101100100010010100010100101000001000011110011000111000110100000001001101110111101111100101010001100110110011110011010011101001000011000110110011000000101011000010100110110111110010010111110001010000110111010011111110000100110101011011010110110101010001110000100100010111100100100001011011010101110110011000100101111001111110110001101111010001001100010000101110100110100110001101111110110101101011000010111111111101011100101101101111010000000110101101111110110111101110001110000110101111111011010110101000100110011111101001011010111010011111001001000001000101111100010010110001111111100110010010010010100001100110010100011110110011100100010110110011110111000010000000000111110010111000101000010110001110111111000001011001100011011010010010000011011000011100010101011101001110011010011010010001011000111111101010010001111101111110001010000001110111100110011010010111011010001001100011011001000111011110000001000111010011101100000001110001100111000101100000110001011111110100111111110110000110101011000000001010111000010111001011101101011110010010100010100110010000111000011110111000001110110010000111001101010110010000001100101011101000111011110011100001010001000100001110101000110110010111011001100110000010000011111110100011011101001110100001011010101010001110000000001100011100111001100101100101110011111011111001001001000000000111001001010101001111001111011000111000110011111110000001011111010010110101010111111110100101001101100110011111000110111010000110110100010011000101110111110110111010111100110100001001111000000101001000010101011001101111001000010010011010000111110001001101111101010011111110111101001011111101011100111001010110111011111001010001001110010110011101010110110011111100101011000110110110000001010101101011111000101100000110011101110110100010010100001001111110100100111101011111011011100011000110100010110010100000001100010001010100111111101000010000101100110110011001110101010000000111110001101101110111010101111001110010010100010100100011010111000001000001110001111011110100101111110010001001001100011110001000010101111111111000011100010001000111101010011010111001011110010001000000101011101101100101101010111101011100011101110010110111110011000100100111001010110100000101000111000111011100000001101111011111011100010100101011011000100100100011111100001110111010101001001010000111110000010010110110010001100011111010001010011111100000110000101011001011110001111010101110111110000000101100111111011000011011011110011000000000110001000111110100111001001001011101010101101111000011000111011001110110100000010001000100111011000100010010111100100011011001000011000001100010000100111011110001111010111101010101100010111111101100100001001001000001110011111101101111010001111100000010011110010100001101101111111011100111001011111011111011010010011101100001100110011010111111101101111111110101100001101101100001110110011101100101110100011111010010011111100110000010010001111000010111000101100010100101111010110101010001010000100101001010110101110101001001110100110110001011100000100111010010101111001101110110110110101011101001100101000010010110011111100111100101001001111001011110101000100000110101110001010101010000111001000100101110110000001000001110001111100100001000101110100001001111110011010100010010001101001011111101111111011001000010110001000111110001011000110101011100100000011111010001001101101101000101010110100100001001011111001110000000000011111100001100111101111101011011011111011100100000000101001111001111011011100111000010010001011000001010111101110011001010010111010110100001110110101001101110110000111000111100100010101011000111010100111001100110010100000000110011011001101101111001101000001101101101001110110100111000011010110101011001101100100101011001110000110010110111001111100111011010001110101110000011000011001110000110011111011101001111000001111110010100000100111010000010011100010111011011011001110111101101010010100101001001010101000000100101011111100110101000110001010110010111100101011111100001000100001111000000111111000010010001011000110000100000010100001101101100110000000100010010100101011001110100111110110100110110111101001010000110110110101111001000100110000001001010001011111001001011010000000111111011100101011001111101101000000101001001010111110000000110011010010010011111101101110101110111111011001000000110110111101101100001110101000001011011111001100000001100101111011001001010011001110010101001001000011010001000000000010100010010100111110101101101111011100110100011001010100011101001000001011010011000011010110001110100101100110100000000101111101100101101010000001111000111001100001110001010111000100001000100100010001111100000111001001101001011011011001011000001100101001011101111100010100110011010010010111001101011001110110011001010010011011011001110101011001110110101001000101000101001100111110110110011110110001011010110011101001110001100000111100111111011010010101101010001101001110100110101111111010000010111110110000110010100001011100011101101100110110001001011000110011101110111001100011001001110111001100010010110111101100100011100101101100101000101001101111001101001000111010101011000010010101100111101100100111110001111111110100100010110101110000010110110010111111011101101010100110100011010100101111010001110100101011001101010000010011101101010100000000010110011001111010000000000101010011101100101101111000111111111000110010111000100100000111110110001101010111110101011101101110100001111011100100101111011110000100111111010110100011001101011100000001001111000010110011100011111101100111001111001110110111110111100010011010001010101110011101101011101000101111111100100000011011111010100111010001111101110011100100011110011100111000111111010010111000001001011101010111010111111110101110110100110110001101001111110101100110011111111111111100011011001110111011001111000100000100010100101111000011011001010111000110010011110110011001011101011000110101001100011010001001001000101000000001110111001111111011010010011110001011111011110011100110101011100010100100001110111100101010100001011000101100111000011110010110111001110010100001010011110100101110111100110111101111010010000110100110100100010111001001100111100111010011110000101110001010010011110100110010100110010011110110100001110111110000011110100011011000110010101101100011100001010111100011110101101000011000110010011101110000101101101110011110111110000010000100011100011001101110000101000101100101110111000001101101111100011110000000100010001100010100000011100110111100110000011110101100001110101101010001101110111110100000100000100001011111001001011110110110100111100110100100011010000000011111100010110001110011100011110000001100010010101010111000111010110011001111111011010011100001110100100110111111101001001101100111110011011011100000101100010011111110110110001010110111100001000001001111000001110110010101100000100000101101100000010001111001100010100101010100100001111111110111111111100010010010110100111110110101010101101111000101110010101011111101011100101101010001000110010101110001011111111000100101100010001111010000011000100100001111111100000010011011010100001111001011100111010110010100000011101010111010100010100011101000110110000010001001101010011111000110001110010000111110011111111010000010111011000110101001011000110110110101001010010001000100001110101100001100000010101101111100100100100110011010100111101101111010111110101010010001000101000101001111010000100111110111111111100010101001100101001101010110110000111111010111100000001100010000010001100000111111000001100101000110101101100000111011010110100111111011100011111111101001101011001001010111101001110101010011111001000110000111100100111110010101111110101001000010010010011000010100000111000110101101010101011001100110010101110001111111000110000011111000100101000111110111010001001111100111011111000010111011000001011100100010101010111110000110010000110001001001100011011010110111000001011001001100001001101111011001010100011101011000101101101111010100000001101001001001001001110011111010011100001011001101000110101110"
+// #define FLOATL_CFG_MANT_E  "010110111111000010101000101100010100010101110110100101010011010101011111101110001010110001000000010011100111101001111001111000111011000101110011100010110000011110011100010110100110110100101011010100111100001001101100100000100010100011001000011001111111011110011001001001110011101110011100010010010011011001111101111100101111101001011111110001101100011011000110000110001110101110110001111011010000001101100100000001010101110110001000110000101111010110100111101111100011110110101011101010111111101011001010110000100100100001100111111010100011111010111110000011001101110110100001000010101100011011001010101010100111101111011010001101011110011101101010101011100010011010111100111111101010111110010010011010110011000010011110000110001110000111000001110011010001011011101111110001010100110100010011101101011110011111011111110100001110010000111011111000101011000101000010011011010101101111001110011010100110000101011001100101001001111010010000011101001111001011110101011110000001010101100011000001010110011001001001111101101100001110100010000100010101001010010111011001011000101011100101111101011000010010110010101000100110110010111010100001101011010000011001110000101001001001000111111111101110000001101011011011111011000111101010100011111100010010100110010101111110000011110110100011011101111011010000001001010100000101000111110000001110010001110100000110111110111110100110001110101111110110101111100000101011010000001100110100110000010000101100001011010001001010101101110110010101011111101000100111111001111010101010000100010100100110110000110011101000101101000110111101010100101001000010010010110000000010111110111101101011011111010010000100111110111100000010100100000001100011100100011000010000110011110001000000000100001111001000011110001111001110101100000110010011001110000000100111011000101010001011101000100110010100101000101010111101100101110001011100001100110110010100011001101010000101001111011110011010110000001101000000111011010111110010011010101101000100101101110001111010101000011000011011100111011000110001111000111100110000001100001010011101010010100001111110001101001110100010011010011110100111001111110100101100110011011100101111010110111011101111101101000101111000010010010100110110001000101101101100100011101000001111010111000001011100010111100010111110001100001101110011011010111101000111010011101100010010000010001011011101101110001110110111001001001001110000001111111010010110111111010000010110100011010101101000000000101000110111101001000111001011110000000101100011001110001111000010011110110110100001111010011110111000110000111010111011001011111001010110110111110100110101110110110010001010010100010001111101100111001001110100100111010001000000110010011010011000001100101000111110101011101101100011101001000001001110111000011110101010100000101100000000100001111100001110111011011001001110100000110011110001111100001010111001111000110111011100101101001101001010101110110011101101010101111011010001110011101000100110100110011100000100111110001110000111110001100010101000111001101001010100010000111010101011100100100011010000011010010011111100011000110100000000101110010101000100100011010010101110100111100101111011011000001011111100101001010110010111101101001000010010010011110100110000100100001111111110111100011010000100010011001100011111110101011011111111100110100001010110010011101011100100010011001111101101100100110111111111111000101111110100110100100011111000101010101000100010011000010000010101111111011000001000000010100011000110111100101010001001010111100010100111111100010001110011111101101111110111100111101000100111101000010101101111010111000111001100000010000010111110010100000011010101011001111001100000001000110000100011000011110011001011000000110001101011000010110000000100001110101111110001100010101110011101100001110010000001100111001111110011000100101101000111111001100001111000000110010000101011000110110001110110001110101100101111100111110001010100101011011011011110111100110001111000001001111000011001110000100111111111001111101110010000111110110100111011011101100101110111111000101100010111100001100100010000100001111100100101011110001100100010010101111001100001110011010001110000110111101001110111110000011100011001010001011111100110101011101100111111101001111010101000101100111011011101110001000111111001101100111000000100000000100100111001011001001111011101101000101010000110011010100011001011001100100011100001010001111000100111101111110010001110010100100111101000110111001010110000001010110011100000100011101011101011001000111100000010110011011110011001000111101000100100000010000001010101101000100101000101001001001101110011110010111001110010010111110011010111111011101110010100110011011010111110101100100010001001111000011100011110011110100011001001101100110100000100001001111010101101010000110100000100100011011101101101100000010100011011100011111111011100000000011111101110111110011111000001101001010100010000010000111001101010000100110100111101010000011111111110000001000011011100001110111100100101100010000010010010111111111010011010001110001010100011010011111101110111100110101101000001110011011001111001010111000001000111111110001100000101010001111011101100011010010100000000010011100011010010100000110000010001010100100101000000111110110011010111001001000001110000010010111111000101001010000001000010010000001111001010110011100101111000010101001011100101011100010000100011011101011011011100000010000010101000000101101001000100100110011010110101111001101000001110010001111100101101110011110101010111100011010101011110110011001001101010011001011001101000110000111001111100110101001101100011111011011110100001100111010101001110101010000100110110100101111100010010011010011000101110011000000011110010001111111111000010101110001010100100011011010000001100010100101011101000101011001101001001001110101011101001101100001101011111101101011010100001010000110101010100000010001011000010111001010101100011011110011001010001100011111001110011001010001111010001010101010001011000011000111010110011110011011101110111110000101110111011010001100010110101001011100110111111110011011100010110111101110001001111101000111110111111001111010100111001001111100011001010100000100101011100011101001011010110001100010000111111100000111110110000101101100001000110011101101100110101111111101000101011010001001101111100110000110110111111001111111100101110011001001110010011010100010001000010110010110110011100100001010001010100011101011111010000101010011101010110101000011010010000101010011000011001110000010110111100010100100110100100000010010111100101011011110100011110101011100100100110010110011000001011100000001110100001011011010111001100110001100111011111001010100100101010010011111001001101010001000100110111010101011101101011110001100000010000101111110100110101101010001010100111110101100101100010010001001100100100000010110110000100001011111011101000101000010111101110101010011110010111101000010010001101011010111011010000101010111100111100110111000111011010101100101110011010010010001010101001001001111000101101001010000010000001111100011001111101010110010111101111101000101100111110000011010100000001110100011000111011000110011111011110000111100000000000010101010101010100011111010000101110010010001100100101010011100101110011001001111111111011101100001000101010100011100110110001001011101100010011000011010011011111001110011000100000011001000100101000110101000110000110011110001110000000001110011011001000110111011101110010011000101111101011001011110111010010000010110111000110011111100001110100001001111010011011101110001100111001011100110000111001110101001000010100011010110110011101101100000010100001100100111000110101111010110101100100100010011110010011011101010110011000101000010011101111011110001111001100100101100010111011000110101000111100110101010011010101110001001010100111111101101011100100100000110110110000000101000101101100111010100011000111001100011010101101111100110100000000001110111001111100111011011001110100111010101000011010101110010011011101001000011100100010000101111000110000010011001111011010100101001110110010000011011100000111110000011110010010010000100000001010110110011011011110010111110101100110001001101101000111110000001010100100110011111111010101111001110110100011111010101011011000101010101111"
+#define FLOATL_CFG_MANT_PI NULL
+#define FLOATL_CFG_MANT_E  NULL
+
 /*****************************************************************/
 /*                          Config start                         */
 /*****************************************************************/
@@ -44,6 +49,13 @@
 #define __FLOATL2_BIT_PARTS__                   128
 #define __FLOATL2_U32_PARTS__                   4
 #define __FLOATL2_U16_PARTS__                   8
+#define __FLOATL_MANT_DIG__                     53
+#define __FLOATL_MIN_EXP__                      -1021
+#define __FLOATL_MAX_EXP__                      1024
+#define __FLOATL_DIG__                          15
+#define __FLOATL_DECIMAL_DIG__                  17
+#define __FLOATL_MIN_10_EXP__                   -307
+#define __FLOATL_MAX_10_EXP__                   308
 #define __FLOATL_CONST_0__                      (floatl){.u32={0,0,}}
 #define __FLOATL_CONST_1__                      (floatl){.u32={0,0x3FF00000,}}
 #define __FLOATL_CONST_1e0__                    (floatl){.u32={0,0x3FF00000,}}
@@ -62,6 +74,8 @@
 #define __FLOATL_CONST_1e13__                   (floatl){.u32={0xE5400000,0x42A2309C,}}
 #define __FLOATL_CONST_1e14__                   (floatl){.u32={0x1E900000,0x42D6BCC4,}}
 #define __FLOATL_CONST_1e15__                   (floatl){.u32={0x26340000,0x430C6BF5,}}
+#define __FLOATL_CONST_PI__                     (floatl){.u32={0x54442D18,0x400921FB,}}
+#define __FLOATL_CONST_E__                      (floatl){.u32={0x8B145769,0x4005BF0A,}}
 #define __FLOATL_INT_ZERO__                     (floatl){.u32={0,0,}}
 #define __FLOATL_INF__                          (floatl){.u32={0,0x7FF00000,}}
 #define __FLOATL_NAN__                          (floatl){.u32={0,0xFFF00000,}}
@@ -72,6 +86,9 @@
 #define __FLOATL_HIDE_MANT_BIT__                (floatl){.u32={0,0x00100000,}}
 #define __FLOATL_MANT_PLUS_MAX__                (floatl){.u32={0,0x00800000,}}
 #define __FLOATL_MANT_WHL__                     (floatl){.u32={-1,0x001FFFFF,}}
+#define __FLOATL_MIN__                          (floatl){.u32={0,0x00100000,}}
+#define __FLOATL_MAX__                          (floatl){.u32={-1,0x7FEFFFFF,}}
+#define __FLOATL_EPSILON__                      (floatl){.u32={0x00000001,0,}}
 #elif defined(FLOATL_USE_128BITS)
 #define __FLOATL_BIT_PARTS__                    128
 #define __FLOATL_U32_PARTS__                    4
@@ -85,6 +102,13 @@
 #define __FLOATL2_BIT_PARTS__                   256
 #define __FLOATL2_U32_PARTS__                   8
 #define __FLOATL2_U16_PARTS__                   16
+#define __FLOATL_MANT_DIG__                     115
+#define __FLOATL_MIN_EXP__                      -4093
+#define __FLOATL_MAX_EXP__                      4096
+#define __FLOATL_DIG__                          34
+#define __FLOATL_DECIMAL_DIG__                  36
+#define __FLOATL_MIN_10_EXP__                   -1232
+#define __FLOATL_MAX_10_EXP__                   1233
 #define __FLOATL_CONST_0__                      (floatl){.u32={0,0,0,0,}}
 #define __FLOATL_CONST_1__                      (floatl){.u32={0,0,0,0x3FFC0000,}}
 #define __FLOATL_CONST_1e0__                    (floatl){.u32={0,0,0,0x3FFC0000,}}
@@ -103,6 +127,8 @@
 #define __FLOATL_CONST_1e13__                   (floatl){.u32={0,0,0x39500000,0x40A88C27,}}
 #define __FLOATL_CONST_1e14__                   (floatl){.u32={0,0,0x07A40000,0x40B5AF31,}}
 #define __FLOATL_CONST_1e15__                   (floatl){.u32={0,0,0x498D0000,0x40C31AFD,}}
+#define __FLOATL_CONST_PI__                     (floatl){.u32={0x145C06E0,0x11A62633,0xD5110B46,0x4002487E,}}
+#define __FLOATL_CONST_E__                      (floatl){.u32={0xB10139E9,0x54D57EE2,0xA2C515DA,0x40016FC2,}}
 #define __FLOATL_INT_ZERO__                     (floatl){.u32={0,0,0,0,}}
 #define __FLOATL_INF__                          (floatl){.u32={0,0,0,0x7FFC0000,}}
 #define __FLOATL_NAN__                          (floatl){.u32={0,0,0,0xFFFC0000,}}
@@ -113,6 +139,9 @@
 #define __FLOATL_HIDE_MANT_BIT__                (floatl){.u32={0,0,0,0x00040000,}}
 #define __FLOATL_MANT_PLUS_MAX__                (floatl){.u32={0,0,0,0x00200000,}}
 #define __FLOATL_MANT_WHL__                     (floatl){.u32={-1,-1,-1,0x0007FFFF,}}
+#define __FLOATL_MIN__                          (floatl){.u32={0,0,0,0x00040000,}}
+#define __FLOATL_MAX__                          (floatl){.u32={-1,-1,-1,0x7FFBFFFF,}}
+#define __FLOATL_EPSILON__                      (floatl){.u32={0x00000001,0,0,0,}}
 #elif defined(FLOATL_USE_256BITS)
 #define __FLOATL_BIT_PARTS__                    256
 #define __FLOATL_U32_PARTS__                    8
@@ -126,6 +155,13 @@
 #define __FLOATL2_BIT_PARTS__                   512
 #define __FLOATL2_U32_PARTS__                   16
 #define __FLOATL2_U16_PARTS__                   32
+#define __FLOATL_MANT_DIG__                     241
+#define __FLOATL_MIN_EXP__                      -16381
+#define __FLOATL_MAX_EXP__                      16384
+#define __FLOATL_DIG__                          72
+#define __FLOATL_DECIMAL_DIG__                  74
+#define __FLOATL_MIN_10_EXP__                   -4931
+#define __FLOATL_MAX_10_EXP__                   4932
 #define __FLOATL_CONST_0__                      (floatl){.u32={0,0,0,0,0,0,0,0,}}
 #define __FLOATL_CONST_1__                      (floatl){.u32={0,0,0,0,0,0,0,0x3FFF0000,}}
 #define __FLOATL_CONST_1e0__                    (floatl){.u32={0,0,0,0,0,0,0,0x3FFF0000,}}
@@ -144,6 +180,8 @@
 #define __FLOATL_CONST_1e13__                   (floatl){.u32={0,0,0,0,0,0,0xCE540000,0x402A2309,}}
 #define __FLOATL_CONST_1e14__                   (floatl){.u32={0,0,0,0,0,0,0x41E90000,0x402D6BCC,}}
 #define __FLOATL_CONST_1e15__                   (floatl){.u32={0,0,0,0,0,0,0x52634000,0x4030C6BF,}}
+#define __FLOATL_CONST_PI__                     (floatl){.u32={0x7D4C7627,0x98E80417,0x9C1114CF,0x39A25204,0xC51701B8,0x8469898C,0xB54442D1,0x4000921F,}}
+#define __FLOATL_CONST_E__                      (floatl){.u32={0x6C8228C8,0x6D2B53C2,0x8B079C5A,0x79E3B173,0xAC404E7A,0x95355FB8,0xA8B14576,0x40005BF0,}}
 #define __FLOATL_INT_ZERO__                     (floatl){.u32={0,0,0,0,0,0,0,0,}}
 #define __FLOATL_INF__                          (floatl){.u32={0,0,0,0,0,0,0,0x7FFF0000,}}
 #define __FLOATL_NAN__                          (floatl){.u32={0,0,0,0,0,0,0,0xFFFF0000,}}
@@ -154,6 +192,9 @@
 #define __FLOATL_HIDE_MANT_BIT__                (floatl){.u32={0,0,0,0,0,0,0,0x00010000,}}
 #define __FLOATL_MANT_PLUS_MAX__                (floatl){.u32={0,0,0,0,0,0,0,0x00080000,}}
 #define __FLOATL_MANT_WHL__                     (floatl){.u32={-1,-1,-1,-1,-1,-1,-1,0x0001FFFF,}}
+#define __FLOATL_MIN__                          (floatl){.u32={0,0,0,0,0,0,0,0x00010000,}}
+#define __FLOATL_MAX__                          (floatl){.u32={-1,-1,-1,-1,-1,-1,-1,0x7FFEFFFF,}}
+#define __FLOATL_EPSILON__                      (floatl){.u32={0x00000001,0,0,0,0,0,0,0,}}
 #elif defined(FLOATL_USE_512BITS)
 #define __FLOATL_BIT_PARTS__                    512
 #define __FLOATL_U32_PARTS__                    16
@@ -167,6 +208,13 @@
 #define __FLOATL2_BIT_PARTS__                   1024
 #define __FLOATL2_U32_PARTS__                   32
 #define __FLOATL2_U16_PARTS__                   64
+#define __FLOATL_MANT_DIG__                     495
+#define __FLOATL_MIN_EXP__                      -65533
+#define __FLOATL_MAX_EXP__                      65536
+#define __FLOATL_DIG__                          149
+#define __FLOATL_DECIMAL_DIG__                  151
+#define __FLOATL_MIN_10_EXP__                   -19727
+#define __FLOATL_MAX_10_EXP__                   19728
 #define __FLOATL_CONST_0__                      (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #define __FLOATL_CONST_1__                      (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x3FFFC000,}}
 #define __FLOATL_CONST_1e0__                    (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x3FFFC000,}}
@@ -185,6 +233,8 @@
 #define __FLOATL_CONST_1e13__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x73950000,0x400A88C2,}}
 #define __FLOATL_CONST_1e14__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x107A4000,0x400B5AF3,}}
 #define __FLOATL_CONST_1e15__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0xD498D000,0x400C31AF,}}
+#define __FLOATL_CONST_PI__                     (floatl){.u32={0x9AB6B6A8,0x8A1BA7F0,0x8536F92F,0x218D9815,0x8CD9E69D,0x026EF7CA,0x043CC71A,0xCD9128A5,0xDF531D89,0xE63A0105,0x27044533,0x0E689481,0x3145C06E,0x611A6263,0xED5110B4,0x40002487,}}
+#define __FLOATL_CONST_E__                      (floatl){.u32={0x8F6AEAFE,0x30BD69EF,0xD9015762,0x3AEC7B40,0xF1B1B186,0x9F7CBE97,0xCEE7124D,0x19FDE649,0x9B208A32,0x9B4AD4F0,0xE2C1E716,0x9E78EC5C,0x2B10139E,0xA54D57EE,0x2A2C515D,0x400016FC,}}
 #define __FLOATL_INT_ZERO__                     (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #define __FLOATL_INF__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x7FFFC000,}}
 #define __FLOATL_NAN__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0xFFFFC000,}}
@@ -195,6 +245,9 @@
 #define __FLOATL_HIDE_MANT_BIT__                (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00004000,}}
 #define __FLOATL_MANT_PLUS_MAX__                (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00020000,}}
 #define __FLOATL_MANT_WHL__                     (floatl){.u32={-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,0x00007FFF,}}
+#define __FLOATL_MIN__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00004000,}}
+#define __FLOATL_MAX__                          (floatl){.u32={-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,0x7FFFBFFF,}}
+#define __FLOATL_EPSILON__                      (floatl){.u32={0x00000001,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #elif defined(FLOATL_USE_1024BITS)
 #define __FLOATL_BIT_PARTS__                    1024
 #define __FLOATL_U32_PARTS__                    32
@@ -208,6 +261,13 @@
 #define __FLOATL2_BIT_PARTS__                   2048
 #define __FLOATL2_U32_PARTS__                   64
 #define __FLOATL2_U16_PARTS__                   128
+#define __FLOATL_MANT_DIG__                     1005
+#define __FLOATL_MIN_EXP__                      -262141
+#define __FLOATL_MAX_EXP__                      262144
+#define __FLOATL_DIG__                          302
+#define __FLOATL_DECIMAL_DIG__                  304
+#define __FLOATL_MIN_10_EXP__                   -78912
+#define __FLOATL_MAX_10_EXP__                   78913
 #define __FLOATL_CONST_0__                      (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #define __FLOATL_CONST_1__                      (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x3FFFF000,}}
 #define __FLOATL_CONST_1e0__                    (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x3FFFF000,}}
@@ -226,6 +286,8 @@
 #define __FLOATL_CONST_1e13__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x9CE54000,0x4002A230,}}
 #define __FLOATL_CONST_1e14__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0xC41E9000,0x4002D6BC,}}
 #define __FLOATL_CONST_1e15__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0xF5263400,0x40030C6B,}}
+#define __FLOATL_CONST_PI__                     (floatl){.u32={0x4906C38A,0x77E0B31B,0x0F97142C,0x8B67B840,0x0CCA3D9C,0x63FCC925,0xE4822F89,0x33F4B5D3,0x0D7F6B51,0xD6FDBDC7,0xEB96DE80,0xFDAD617F,0x885D34C6,0xCFD8DE89,0xB6AECC4B,0x3848BC90,0x26ADADAA,0xE286E9FC,0x614DBE4B,0x48636605,0xA33679A7,0x809BBDF2,0x410F31C6,0x73644A29,0x77D4C762,0xF98E8041,0x49C1114C,0x839A2520,0xCC51701B,0x18469898,0xFB54442D,0x40000921,}}
+#define __FLOATL_CONST_E__                      (floatl){.u32={0x56305664,0x4F2F5781,0x9949E907,0xBCE6A615,0x2B1426D5,0xFD0E43BE,0xD13B5E7D,0xD16EFC54,0xE18E1C1C,0xF926B309,0xE26BCFEA,0xA35E76AA,0x6CAAA7BD,0xCDDA10AC,0x7EA3EBE0,0xACAC2486,0xE3DABABF,0x8C2F5A7B,0x364055D8,0x8EBB1ED0,0xFC6C6C61,0x67DF2FA5,0x73B9C493,0x867F7992,0x26C8228C,0xA6D2B53C,0x38B079C5,0xA79E3B17,0x8AC404E7,0x695355FB,0x0A8B1457,0x400005BF,}}
 #define __FLOATL_INT_ZERO__                     (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #define __FLOATL_INF__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x7FFFF000,}}
 #define __FLOATL_NAN__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0xFFFFF000,}}
@@ -236,6 +298,9 @@
 #define __FLOATL_HIDE_MANT_BIT__                (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00001000,}}
 #define __FLOATL_MANT_PLUS_MAX__                (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00008000,}}
 #define __FLOATL_MANT_WHL__                     (floatl){.u32={-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,0x00001FFF,}}
+#define __FLOATL_MIN__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00001000,}}
+#define __FLOATL_MAX__                          (floatl){.u32={-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,0x7FFFEFFF,}}
+#define __FLOATL_EPSILON__                      (floatl){.u32={0x00000001,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #elif defined(FLOATL_USE_2048BITS)
 #define __FLOATL_BIT_PARTS__                    2048
 #define __FLOATL_U32_PARTS__                    64
@@ -249,6 +314,13 @@
 #define __FLOATL2_BIT_PARTS__                   4096
 #define __FLOATL2_U32_PARTS__                   128
 #define __FLOATL2_U16_PARTS__                   256
+#define __FLOATL_MANT_DIG__                     2027
+#define __FLOATL_MIN_EXP__                      -1048573
+#define __FLOATL_MAX_EXP__                      1048576
+#define __FLOATL_DIG__                          610
+#define __FLOATL_DECIMAL_DIG__                  612
+#define __FLOATL_MIN_10_EXP__                   -315652
+#define __FLOATL_MAX_10_EXP__                   315653
 #define __FLOATL_CONST_0__                      (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #define __FLOATL_CONST_1__                      (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x3FFFFC00,}}
 #define __FLOATL_CONST_1e0__                    (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x3FFFFC00,}}
@@ -267,6 +339,8 @@
 #define __FLOATL_CONST_1e13__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x27395000,0x4000A88C,}}
 #define __FLOATL_CONST_1e14__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x3107A400,0x4000B5AF,}}
 #define __FLOATL_CONST_1e15__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0xFD498D00,0x4000C31A,}}
+#define __FLOATL_CONST_PI__                     (floatl){.u32={0xED1284FD,0xB5F160CE,0xE5636C0A,0x9CB3AB67,0x9CADDF28,0x9FDE97EB,0x343E26FA,0x0AB37909,0xE684F029,0x262EFB75,0xCF8DD0DA,0xAAFF4A6C,0x67F02FA5,0x2A9E7B1C,0xDF248039,0x39CCB2E7,0x2D547006,0x1FD1BA74,0x6CBB3304,0x70A221D4,0x8195D1DE,0x1D90E6AC,0x5321C3DC,0xB976BC94,0x0D580570,0x18BFA7FB,0x6038CE2C,0x8EF023A7,0x4BB44C6C,0xF140EF33,0xB1FD48FB,0xAE9CD348,0xD241B0E2,0x1DF82CC6,0x03E5C50B,0x22D9EE10,0x43328F67,0x58FF3249,0xF9208BE2,0x4CFD2D74,0xC35FDAD4,0x35BF6F71,0xFAE5B7A0,0xBF6B585F,0x62174D31,0xF3F637A2,0x2DABB312,0x8E122F24,0x09AB6B6A,0xF8A1BA7F,0x58536F92,0xD218D981,0xA8CD9E69,0xA026EF7C,0x5043CC71,0x9CD9128A,0x5DF531D8,0x3E63A010,0x12704453,0xE0E68948,0x33145C06,0x4611A626,0x7ED5110B,0x40000248,}}
+#define __FLOATL_CONST_E__                      (floatl){.u32={0xB9D8C78F,0xB71EA861,0xD7C9AB44,0xE6B0340E,0x519A853D,0x65C5C336,0x8994A2AF,0x02762A2E,0xCEB064CE,0x010F21E3,0x918433C4,0xBC0A4063,0xDADF484F,0x092C02FB,0x2D1BD529,0x4526C33A,0xA27E7AA8,0x4AB7655F,0x4C10B0B4,0xBE0AD033,0xBE98EBF6,0x0391D06F,0x4095051F,0x83DA377B,0x3F12995F,0xADBEC7AA,0x491FFB81,0x1AD0670A,0xCA89B2EA,0x2B97D612,0x454A5D96,0x27DB0E88,0x558C1599,0xD3CBD5E0,0x66527A41,0x6F39A985,0x8AC509B5,0x7F4390EF,0x344ED79F,0x345BBF15,0x78638707,0xBE49ACC2,0xB89AF3FA,0x68D79DAA,0x1B2AA9EF,0x3376842B,0x9FA8FAF8,0xEB2B0921,0xF8F6AEAF,0x230BD69E,0x0D901576,0x63AEC7B4,0x7F1B1B18,0xD9F7CBE9,0x9CEE7124,0x219FDE64,0x09B208A3,0x69B4AD4F,0xCE2C1E71,0xE9E78EC5,0xE2B10139,0xDA54D57E,0xC2A2C515,0x4000016F,}}
 #define __FLOATL_INT_ZERO__                     (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #define __FLOATL_INF__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x7FFFFC00,}}
 #define __FLOATL_NAN__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0xFFFFFC00,}}
@@ -277,6 +351,9 @@
 #define __FLOATL_HIDE_MANT_BIT__                (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00000400,}}
 #define __FLOATL_MANT_PLUS_MAX__                (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00002000,}}
 #define __FLOATL_MANT_WHL__                     (floatl){.u32={-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,0x000007FF,}}
+#define __FLOATL_MIN__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00000400,}}
+#define __FLOATL_MAX__                          (floatl){.u32={-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,0x7FFFFBFF,}}
+#define __FLOATL_EPSILON__                      (floatl){.u32={0x00000001,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #elif defined(FLOATL_USE_4096BITS)
 #define __FLOATL_BIT_PARTS__                    4096
 #define __FLOATL_U32_PARTS__                    128
@@ -290,6 +367,13 @@
 #define __FLOATL2_BIT_PARTS__                   8192
 #define __FLOATL2_U32_PARTS__                   256
 #define __FLOATL2_U16_PARTS__                   512
+#define __FLOATL_MANT_DIG__                     4073
+#define __FLOATL_MIN_EXP__                      -4194301
+#define __FLOATL_MAX_EXP__                      4194304
+#define __FLOATL_DIG__                          1226
+#define __FLOATL_DECIMAL_DIG__                  1228
+#define __FLOATL_MIN_10_EXP__                   -1262610
+#define __FLOATL_MAX_10_EXP__                   1262611
 #define __FLOATL_CONST_0__                      (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #define __FLOATL_CONST_1__                      (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x3FFFFF00,}}
 #define __FLOATL_CONST_1e0__                    (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x3FFFFF00,}}
@@ -308,6 +392,8 @@
 #define __FLOATL_CONST_1e13__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x09CE5400,0x40002A23,}}
 #define __FLOATL_CONST_1e14__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0xCC41E900,0x40002D6B,}}
 #define __FLOATL_CONST_1e15__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0xBF526340,0x400030C6,}}
+#define __FLOATL_CONST_PI__                     (floatl){.u32={0x09D04E2E,0xEE9E0FCA,0x70619C33,0x6E7CED1D,0x364ACE19,0x769C35AB,0xDBCD06DA,0x3328066C,0xE4558EA7,0xED4DD871,0xB994BAD0,0x3848B057,0x4029E7B7,0x9EFADBEE,0xF9C007E1,0xDA2AD212,0xAE40FA26,0x1623E2C6,0x1A5FBFB2,0xD09F9A89,0x41C7C845,0xA1C89760,0xD441AE2A,0xFCF293CB,0x574CA12C,0xE95E6EDB,0x4E9B1704,0xA1295AEA,0xB14BD6A8,0x3048F0B8,0xCBA3E93F,0xB0DB0ECE,0x335FDBFE,0xF7DA4EC3,0x86DFDCE5,0x7A3E04F2,0x424839FB,0x5EAB17F6,0x0C42778F,0x25E46C86,0xD0222762,0xADE18ECE,0x8FA724BA,0x0DBCC018,0x77C059FB,0x615978F5,0x31F453F0,0x50F825B2,0x47E1DD52,0xEE295B12,0x38EE037B,0x89395A0A,0xAE3B96F9,0x0576CB57,0xD4D72F22,0xBFF0E223,0x91263C42,0x838F7A5F,0x4A291AE0,0x8DBBABCE,0x6CCEA80F,0x2A7F4216,0x34594062,0x49EBEDC6,0xBB44A13F,0xAD7C5833,0xF958DB02,0x272CEAD9,0xE72B77CA,0xA7F7A5FA,0x4D0F89BE,0x42ACDE42,0x79A13C0A,0x898BBEDD,0x33E37436,0x6ABFD29B,0x19FC0BE9,0x4AA79EC7,0xF7C9200E,0x8E732CB9,0x0B551C01,0x07F46E9D,0x1B2ECCC1,0x9C288875,0x20657477,0x076439AB,0x14C870F7,0x2E5DAF25,0xC356015C,0x062FE9FE,0xD80E338B,0x23BC08E9,0xD2ED131B,0xFC503BCC,0x2C7F523E,0xABA734D2,0xB4906C38,0xC77E0B31,0x00F97142,0xC8B67B84,0x50CCA3D9,0x963FCC92,0x3E4822F8,0x133F4B5D,0x70D7F6B5,0x0D6FDBDC,0xFEB96DE8,0x6FDAD617,0x9885D34C,0xBCFD8DE8,0x0B6AECC4,0xA3848BC9,0xC26ADADA,0xBE286E9F,0x5614DBE4,0x74863660,0x2A33679A,0x6809BBDF,0x9410F31C,0x273644A2,0x177D4C76,0xCF98E804,0x049C1114,0xB839A252,0x8CC51701,0xD1846989,0x1FB54442,0x40000092,}}
+#define __FLOATL_CONST_E__                      (floatl){.u32={0x4421F257,0xDF8B1786,0x3ED3B765,0x09FF3EE4,0xC7827867,0x54ADB7BC,0x63ACBE7C,0x190AC6C7,0x2D1F9878,0x20673F31,0xC62B9D87,0xC2C043AF,0x3CCB031A,0xE602308C,0xBE503559,0xF5C73020,0x9E89E856,0x11CFDBF7,0xA2578A7F,0x2028C6F2,0x98415FD8,0x48F8AA88,0xDFFE2FD3,0xE44CFB64,0xF9A1593A,0x4CC7F56F,0x0FFBC684,0x8493D309,0xF29597B4,0xA797B60B,0xE5448D2B,0x4FC63402,0xAB92341A,0x8E69510E,0xF8E1F18A,0xE89A6704,0x3B55ED1C,0x72D34ABB,0x7C2B9E37,0xB64E833C,0xB0087C3B,0x4EE1EAA0,0xEAED8E90,0xC9A60CA3,0xC9D27440,0x229447D9,0x5B7D35DB,0x30EBB2F9,0xEDA1E9EE,0x16338F09,0x37A472F0,0x68D5A00A,0x3FA5BF41,0x8EDC9270,0xC4822DDB,0xCDAF474E,0x178BE30D,0x3A0F5C17,0x53622DB2,0xEFB45E12,0xCCDCBD6E,0x69E9CFD2,0xA1F8D3A2,0xCC0C29D4,0x6E7631E3,0x2DC7AA18,0xB5F26AD1,0x79AC0D03,0x9466A14F,0xD97170CD,0xA26528AB,0x809D8A8B,0xF3AC1933,0x0043C878,0xE4610CF1,0xEF029018,0xF6B7D213,0x424B00BE,0x8B46F54A,0x1149B0CE,0xE89F9EAA,0x12ADD957,0xD3042C2D,0xAF82B40C,0xEFA63AFD,0xC0E4741B,0xD0254147,0xE0F68DDE,0x8FC4A657,0x6B6FB1EA,0x9247FEE0,0x86B419C2,0xB2A26CBA,0x8AE5F584,0x11529765,0x49F6C3A2,0x15630566,0x74F2F578,0x59949E90,0x5BCE6A61,0xE2B1426D,0xDFD0E43B,0x4D13B5E7,0xCD16EFC5,0x9E18E1C1,0xAF926B30,0xAE26BCFE,0xDA35E76A,0xC6CAAA7B,0x0CDDA10A,0x67EA3EBE,0xFACAC248,0xBE3DABAB,0x88C2F5A7,0x0364055D,0x18EBB1ED,0x5FC6C6C6,0x367DF2FA,0x273B9C49,0xC867F799,0xC26C8228,0x5A6D2B53,0x738B079C,0x7A79E3B1,0xB8AC404E,0x7695355F,0xF0A8B145,0x4000005B,}}
 #define __FLOATL_INT_ZERO__                     (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #define __FLOATL_INF__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x7FFFFF00,}}
 #define __FLOATL_NAN__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0xFFFFFF00,}}
@@ -318,6 +404,9 @@
 #define __FLOATL_HIDE_MANT_BIT__                (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00000100,}}
 #define __FLOATL_MANT_PLUS_MAX__                (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00000800,}}
 #define __FLOATL_MANT_WHL__                     (floatl){.u32={-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,0x000001FF,}}
+#define __FLOATL_MIN__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00000100,}}
+#define __FLOATL_MAX__                          (floatl){.u32={-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,0x7FFFFEFF,}}
+#define __FLOATL_EPSILON__                      (floatl){.u32={0x00000001,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #elif defined(FLOATL_USE_8192BITS)
 #define __FLOATL_BIT_PARTS__                    8192
 #define __FLOATL_U32_PARTS__                    256
@@ -331,6 +420,13 @@
 #define __FLOATL2_BIT_PARTS__                   16384
 #define __FLOATL2_U32_PARTS__                   512
 #define __FLOATL2_U16_PARTS__                   1024
+#define __FLOATL_MANT_DIG__                     8167
+#define __FLOATL_MIN_EXP__                      -16777213
+#define __FLOATL_MAX_EXP__                      16777216
+#define __FLOATL_DIG__                          2458
+#define __FLOATL_DECIMAL_DIG__                  2460
+#define __FLOATL_MIN_10_EXP__                   -5050444
+#define __FLOATL_MAX_10_EXP__                   5050445
 #define __FLOATL_CONST_0__                      (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #define __FLOATL_CONST_1__                      (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x3FFFFFC0,}}
 #define __FLOATL_CONST_1e0__                    (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x3FFFFFC0,}}
@@ -349,6 +445,8 @@
 #define __FLOATL_CONST_1e13__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0xC2739500,0x40000A88,}}
 #define __FLOATL_CONST_1e14__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0xF3107A40,0x40000B5A,}}
 #define __FLOATL_CONST_1e15__                   (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0xAFD498D0,0x40000C31,}}
+#define __FLOATL_CONST_PI__                     (floatl){.u32={0x9C2CD1AE,0x1A49273E,0x758B6F50,0x4C26F654,0x98DADC16,0xABE190C4,0xC2EC1722,0x7DD13E77,0xFC60F894,0x55666571,0x26141C6B,0xF95FA909,0x53E461E4,0x9AC95E9D,0x5A7EE3FE,0x651AD83B,0xC41183F0,0x5B0FD780,0xFF8A994D,0x514F427D,0xB7AFAA44,0x7C9266A7,0x43AC302B,0x636D4A44,0xFA0BB1A9,0xF18E43E7,0xA36089A9,0x03ABA8A3,0x43CB9D65,0x90FF026D,0x2588F418,0x1195C5FE,0xCABF5CB5,0x3ED55BC5,0xFDFF892D,0xE6295487,0x6082D811,0x104F0765,0x4FED8ADE,0x67CDB82C,0x1D26FE93,0xEB33FB4E,0xF0312AB8,0x07E2C738,0xDA79A468,0x2085F25E,0xEB51BBE8,0x9BCC1EB0,0x8088C503,0x5DC1B7C7,0x719B8516,0x6E7BE084,0x8632770B,0x8E15E3D6,0x1E8D8CAD,0x64F6877C,0xB8A4F4CA,0xC99E74F0,0xF4869A45,0x4F4BBCDE,0x1E5B9CA1,0xCAA162CE,0x9AB8A43B,0xD278BEF3,0x8A01DCFE,0x63531A24,0xC64F665D,0x452F0D95,0x6CEECF10,0xF599FFFC,0xEBB4D8D3,0xE097575F,0x1E738FD2,0xA9D1F739,0xA2FF206F,0x9A2AE76B,0x73CEDF78,0x3C2CE3F6,0xD68CD701,0xB92F784F,0x5F576E87,0xB8907D8D,0xCB78FF8C,0x67A0054E,0x13B54016,0xF474ACD4,0x76A9A352,0xB5C16CBF,0xC9F1FF48,0xEAB0959E,0x28A6F348,0x2DEC8E5B,0xE6327731,0x36258CEE,0x0CA171DB,0x9AFE82FB,0xDA56A34E,0x3A7183CF,0xFB67B16B,0x76A4514C,0x949B6756,0x497359D9,0x2977C533,0x9A5B6583,0x22447C1C,0x398715C4,0x5F65A81E,0x58E96680,0x1D20B4C3,0xDBDCD195,0x002894FA,0xCE5490D1,0xC065EC94,0xB0EA0B7C,0xBF640DBD,0x3493F6EB,0x0292BE03,0x3F72B3ED,0x945F25A0,0xDB5E44C0,0xF69B7A50,0x0894ACE9,0x10286D98,0x07E122C6,0xCAFC221E,0xF3518ACB,0x292A812B,0xB6CEF6A5,0x8274138B,0xFBA783F2,0x5C18670C,0x5B9F3B47,0xCD92B386,0x9DA70D6A,0x36F341B6,0xCCCA019B,0x791563A9,0x3B53761C,0xEE652EB4,0xCE122C15,0x900A79ED,0x67BEB6FB,0xBE7001F8,0xB68AB484,0xAB903E89,0x8588F8B1,0x4697EFEC,0x7427E6A2,0x1071F211,0xA87225D8,0xF5106B8A,0x3F3CA4F2,0xD5D3284B,0x3A579BB6,0x93A6C5C1,0x284A56BA,0x2C52F5AA,0xCC123C2E,0xB2E8FA4F,0xAC36C3B3,0xCCD7F6FF,0x7DF693B0,0xA1B7F739,0xDE8F813C,0x90920E7E,0xD7AAC5FD,0x83109DE3,0x89791B21,0xB40889D8,0xAB7863B3,0x23E9C92E,0xC36F3006,0x5DF0167E,0x18565E3D,0x8C7D14FC,0x943E096C,0x91F87754,0xFB8A56C4,0x8E3B80DE,0x624E5682,0xEB8EE5BE,0x815DB2D5,0xF535CBC8,0xAFFC3888,0xE4498F10,0x20E3DE97,0x928A46B8,0xE36EEAF3,0x9B33AA03,0x8A9FD085,0x8D165018,0xD27AFB71,0xEED1284F,0xAB5F160C,0x7E5636C0,0x89CB3AB6,0xB9CADDF2,0xA9FDE97E,0x9343E26F,0x90AB3790,0x5E684F02,0xA262EFB7,0xCCF8DD0D,0x5AAFF4A6,0xC67F02FA,0x92A9E7B1,0x7DF24803,0x639CCB2E,0x42D54700,0x41FD1BA7,0x46CBB330,0xE70A221D,0xC8195D1D,0xC1D90E6A,0x45321C3D,0x0B976BC9,0xB0D58057,0xC18BFA7F,0x76038CE2,0xC8EF023A,0x34BB44C6,0xBF140EF3,0x8B1FD48F,0x2AE9CD34,0x6D241B0E,0xB1DF82CC,0x003E5C50,0x722D9EE1,0x943328F6,0x258FF324,0x4F9208BE,0x44CFD2D7,0x1C35FDAD,0x035BF6F7,0xFFAE5B7A,0x1BF6B585,0x262174D3,0x2F3F637A,0x42DABB31,0xA8E122F2,0xF09AB6B6,0x2F8A1BA7,0x158536F9,0x9D218D98,0xCA8CD9E6,0x1A026EF7,0xA5043CC7,0x89CD9128,0x05DF531D,0x33E63A01,0x81270445,0x6E0E6894,0x633145C0,0xB4611A62,0x87ED5110,0x40000024,}}
+#define __FLOATL_CONST_E__                      (floatl){.u32={0xFAAD8AAF,0x3FD5E768,0xB47C0A93,0xDE5F5989,0x24202B66,0x0DC1F079,0xCF6A53B2,0xC885E304,0x6AE4DD21,0x3B674EA8,0xCD003B9F,0x8C731AB7,0xB0145B3A,0x7F6B920D,0xD535712A,0x62EC6A3C,0x3BDE3CC9,0x4DD598A1,0x7AD6489E,0xC0A1938D,0x2146B676,0x39730E75,0x427A6EE3,0x0B719F87,0x2FACBDD2,0xB2377726,0x19E38039,0x19128D46,0x34DF3988,0x9B12EC4C,0xFBB08AA3,0x54E5CC9F,0x7D0B9232,0xE0015554,0x8EC67DE1,0xF83501D1,0x565EFA2C,0xA081F19F,0x2A9278B4,0xDAB2E692,0x0ABCF371,0xA1235AED,0x17BAA797,0x610BEE8A,0x8913240B,0x6A2A7D65,0x1810BF4D,0x13755DAF,0x2A4F9351,0xCC677CA9,0x80E85B5C,0xE499660B,0x795BD1EA,0xF149A409,0x2A619C16,0xA756A1A4,0x45475F42,0x42CB6721,0xE64E4D44,0xC36FCFF2,0xE8AD137C,0x119DB35F,0xFE0FB0B6,0x1D2D6310,0xF8CA8257,0xFBF3D4E4,0x16F713E8,0x52E6FF37,0xC2EED18B,0x3ACF3777,0xF4554586,0x463E7328,0xB9563799,0x0D5408B0,0x35FB5A85,0x493ABA6C,0xC52BA2B3,0xB8A91B40,0x03C8FFC2,0xC49A62E6,0x3AA13697,0xFB7A19D5,0x0E7CD4D8,0x26A659A3,0x578D57B3,0xE47CB73D,0x99AD79A0,0x82A05A44,0x08DD6DC0,0xE152E571,0x903CACE5,0x2FC52810,0xCD7241C1,0x1152503E,0x04E34A0C,0x47BB1A50,0xC11FE305,0xD0736795,0x8D3F779A,0xBFE9A38A,0xEF258824,0x7FE04370,0x6A134F50,0x1A54410E,0x01FBBE7C,0x146E3FDC,0x412376D8,0x109EAD43,0x9E8C9B34,0xC889E1C7,0xB94CDAFA,0x725F35FB,0x524DCF2E,0x08156894,0xDE647A24,0xBAC8F02C,0xC0ACE08E,0x949E8DCA,0x1E27BF23,0x8CB32385,0xDDA2A19A,0x4024E593,0xC47E6CE0,0x7AA2CEDD,0xF9ABB3FA,0xDF071945,0x73470DE9,0xE3225798,0x91087C95,0x77E2C5E1,0x0FB4EDD9,0xC27FCFB9,0x31E09E19,0x152B6DEF,0xD8EB2F9F,0x0642B1B1,0x4B47E61E,0xC819CFCC,0xF18AE761,0xB0B010EB,0x0F32C0C6,0x79808C23,0x2F940D56,0xBD71CC08,0xE7A27A15,0xC473F6FD,0xA895E29F,0x080A31BC,0x261057F6,0xD23E2AA2,0x37FF8BF4,0xB9133ED9,0xFE68564E,0x1331FD5B,0x43FEF1A1,0x2124F4C2,0xFCA565ED,0xE9E5ED82,0xB951234A,0x93F18D00,0xAAE48D06,0xA39A5443,0x3E387C62,0x3A2699C1,0xCED57B47,0xDCB4D2AE,0x1F0AE78D,0xED93A0CF,0x2C021F0E,0x13B87AA8,0xFABB63A4,0x32698328,0x72749D10,0xC8A511F6,0x56DF4D76,0x8C3AECBE,0x7B687A7B,0x058CE3C2,0x8DE91CBC,0x5A356802,0x0FE96FD0,0xE3B7249C,0xB1208B76,0x736BD1D3,0xC5E2F8C3,0x8E83D705,0x94D88B6C,0xBBED1784,0xB3372F5B,0x9A7A73F4,0x287E34E8,0xF3030A75,0x1B9D8C78,0x4B71EA86,0xED7C9AB4,0xDE6B0340,0x6519A853,0xF65C5C33,0xE8994A2A,0xE02762A2,0x3CEB064C,0x4010F21E,0x3918433C,0xFBC0A406,0xBDADF484,0x9092C02F,0xA2D1BD52,0x84526C33,0xFA27E7AA,0x44AB7655,0x34C10B0B,0x6BE0AD03,0xFBE98EBF,0xF0391D06,0xB4095051,0xF83DA377,0xA3F12995,0x1ADBEC7A,0xA491FFB8,0xA1AD0670,0x2CA89B2E,0x62B97D61,0x8454A5D9,0x927DB0E8,0x0558C159,0x1D3CBD5E,0x566527A4,0x56F39A98,0xF8AC509B,0xF7F4390E,0x5344ED79,0x7345BBF1,0x27863870,0xABE49ACC,0xAB89AF3F,0xF68D79DA,0xB1B2AA9E,0x83376842,0x19FA8FAF,0xFEB2B092,0xEF8F6AEA,0x6230BD69,0x40D90157,0x863AEC7B,0x97F1B1B1,0x4D9F7CBE,0x49CEE712,0x3219FDE6,0xF09B208A,0x169B4AD4,0x5CE2C1E7,0x9E9E78EC,0xEE2B1013,0x5DA54D57,0xFC2A2C51,0x40000016,}}
 #define __FLOATL_INT_ZERO__                     (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #define __FLOATL_INF__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x7FFFFFC0,}}
 #define __FLOATL_NAN__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0xFFFFFFC0,}}
@@ -359,6 +457,9 @@
 #define __FLOATL_HIDE_MANT_BIT__                (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00000040,}}
 #define __FLOATL_MANT_PLUS_MAX__                (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00000200,}}
 #define __FLOATL_MANT_WHL__                     (floatl){.u32={-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,0x0000007F,}}
+#define __FLOATL_MIN__                          (floatl){.u32={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0x00000040,}}
+#define __FLOATL_MAX__                          (floatl){.u32={-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,0x7FFFFFBF,}}
+#define __FLOATL_EPSILON__                      (floatl){.u32={0x00000001,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}}
 #endif
 /*****************************************************************/
 /*                          Config end                           */
@@ -373,19 +474,27 @@ typedef struct
 {
     uint32_t buffer[256];
 
-    uint32_t FLOATL_BIT_PARTS;          // bits
-    uint32_t FLOATL_U32_PARTS;          // FLOATL_BIT_PARTS / 32 ---- FLOATL_BIT_PARTS >> 5
-    uint32_t FLOATL_U16_PARTS;          // FLOATL_BIT_PARTS / 16 ---- FLOATL_BIT_PARTS >> 4
-    uint32_t FLOATL_EXP_BITS;           // floatl_cfg_gen_exp(FLOATL_BIT_PARTS)
-    uint32_t FLOATL_MANT_BITS;          // FLOATL_BIT_PARTS - FLOATL_EXP_BITS - 1
-    uint32_t FLOATL_MANT_PARTS;         // FLOATL_MANT_BITS / 32 ---- FLOATL_MANT_BITS >> 5 
-    uint32_t FLOATL_MANT_HIGH_BITS;     // FLOATL_MANT_BITS % 32 ---- FLOATL_MANT_BITS & 0x1F
-    uint32_t FLOATL_EXP_MID_VALUE;      // 2^(FLOATL_EXP_BITS-1) - 1
-    uint32_t FLOATL_EXP_WHL_VALUE;      // 2^(FLOATL_EXP_BITS) - 1
+    uint32_t FLOATL_BIT_PARTS__;          // bits
+    uint32_t FLOATL_U32_PARTS__;          // FLOATL_BIT_PARTS__ / 32 ---- FLOATL_BIT_PARTS__ >> 5
+    uint32_t FLOATL_U16_PARTS__;          // FLOATL_BIT_PARTS__ / 16 ---- FLOATL_BIT_PARTS__ >> 4
+    uint32_t FLOATL_EXP_BITS__;           // floatl_cfg_gen_exp(FLOATL_BIT_PARTS__)
+    uint32_t FLOATL_MANT_BITS__;          // FLOATL_BIT_PARTS__ - FLOATL_EXP_BITS__ - 1
+    uint32_t FLOATL_MANT_PARTS__;         // FLOATL_MANT_BITS__ / 32 ---- FLOATL_MANT_BITS__ >> 5 
+    uint32_t FLOATL_MANT_HIGH_BITS__;     // FLOATL_MANT_BITS__ % 32 ---- FLOATL_MANT_BITS__ & 0x1F
+    uint32_t FLOATL_EXP_MID_VALUE__;      // 2^(FLOATL_EXP_BITS__-1) - 1
+    uint32_t FLOATL_EXP_WHL_VALUE__;      // 2^(FLOATL_EXP_BITS__) - 1
     
-    uint32_t FLOATL2_BIT_PARTS;         // FLOATL_BIT_PARTS * 2
-    uint32_t FLOATL2_U32_PARTS;         // FLOATL2_BIT_PARTS / 32 ---- FLOATL2_BIT_PARTS >> 5
-    uint32_t FLOATL2_U16_PARTS;         // FLOATL2_BIT_PARTS / 16 ---- FLOATL2_BIT_PARTS >> 4
+    uint32_t FLOATL2_BIT_PARTS__;         // FLOATL_BIT_PARTS__ * 2
+    uint32_t FLOATL2_U32_PARTS__;         // FLOATL2_BIT_PARTS__ / 32 ---- FLOATL2_BIT_PARTS__ >> 5
+    uint32_t FLOATL2_U16_PARTS__;         // FLOATL2_BIT_PARTS__ / 16 ---- FLOATL2_BIT_PARTS__ >> 4
+
+    uint32_t FLOATL_MANT_DIG__;           // FLOATL_MANT_BITS__ + 1
+    int32_t  FLOATL_MIN_EXP__;            // - FLOATL_EXP_MID_VALUE__ + 2
+    uint32_t FLOATL_MAX_EXP__;            // FLOATL_EXP_MID_VALUE__ + 1
+    uint32_t FLOATL_DIG__;                // floor(log10(2) * FLOATL_MANT_DIG__)
+    uint32_t FLOATL_DECIMAL_DIG__;        // ceil(log10(2) * FLOATL_MANT_DIG__) + 1
+    int32_t  FLOATL_MIN_10_EXP__;         // ceil(log10(2) * (1 - FLOATL_EXP_MID_VALUE__))
+    uint32_t FLOATL_MAX_10_EXP__;         // - FLOATL_MIN_10_EXP__ + 1
 } FLINFO;
 
 typedef struct 
@@ -449,7 +558,7 @@ void floatl_cfg_const_out(FILE* file, FLINFO *info)
     if (!file || !info) return;
 
     fprintf(file, "(floatl){.u32={");
-    for (int i = 0; i < info->FLOATL_U32_PARTS; i++)
+    for (int i = 0; i < info->FLOATL_U32_PARTS__; i++)
     {
         uint32_t value = info->buffer[i];
         if (value == 0)                 fprintf(file, "0,");
@@ -463,28 +572,35 @@ int floatl_cfg_info_init(FLINFO *info, unsigned int bits)
 {
     if ((bits & (bits - 1)) != 0) return 0;
 
-    info->FLOATL_BIT_PARTS               = bits;
-    info->FLOATL_U32_PARTS               = info->FLOATL_BIT_PARTS >> (5);
-    info->FLOATL_U16_PARTS               = info->FLOATL_BIT_PARTS >> (4);
-    info->FLOATL_EXP_BITS                = floatl_cfg_gen_exp(info->FLOATL_BIT_PARTS);
-    info->FLOATL_MANT_BITS               = info->FLOATL_BIT_PARTS - info->FLOATL_EXP_BITS - 1;
-    info->FLOATL_MANT_PARTS              = info->FLOATL_MANT_BITS >> 5;
-    info->FLOATL_MANT_HIGH_BITS          = info->FLOATL_MANT_BITS & 0x1F;
-    info->FLOATL_EXP_MID_VALUE           = (uint32_t)pow(2, info->FLOATL_EXP_BITS - 1) - 1;
-    info->FLOATL_EXP_WHL_VALUE           = (uint32_t)pow(2, info->FLOATL_EXP_BITS) - 1;
-    info->FLOATL2_BIT_PARTS              = info->FLOATL_BIT_PARTS * 2;
-    info->FLOATL2_U32_PARTS              = info->FLOATL2_BIT_PARTS >> (5);
-    info->FLOATL2_U16_PARTS              = info->FLOATL2_BIT_PARTS >> (4);
+    info->FLOATL_BIT_PARTS__             = bits;
+    info->FLOATL_U32_PARTS__             = info->FLOATL_BIT_PARTS__ >> (5);
+    info->FLOATL_U16_PARTS__             = info->FLOATL_BIT_PARTS__ >> (4);
+    info->FLOATL_EXP_BITS__              = floatl_cfg_gen_exp(info->FLOATL_BIT_PARTS__);
+    info->FLOATL_MANT_BITS__             = info->FLOATL_BIT_PARTS__ - info->FLOATL_EXP_BITS__ - 1;
+    info->FLOATL_MANT_PARTS__            = info->FLOATL_MANT_BITS__ >> 5;
+    info->FLOATL_MANT_HIGH_BITS__        = info->FLOATL_MANT_BITS__ & 0x1F;
+    info->FLOATL_EXP_MID_VALUE__         = (uint32_t)pow(2, info->FLOATL_EXP_BITS__ - 1) - 1;
+    info->FLOATL_EXP_WHL_VALUE__         = (uint32_t)pow(2, info->FLOATL_EXP_BITS__) - 1;
+    info->FLOATL2_BIT_PARTS__            = info->FLOATL_BIT_PARTS__ * 2;
+    info->FLOATL2_U32_PARTS__            = info->FLOATL2_BIT_PARTS__ >> (5);
+    info->FLOATL2_U16_PARTS__            = info->FLOATL2_BIT_PARTS__ >> (4);
+    info->FLOATL_MANT_DIG__              = info->FLOATL_MANT_BITS__ + 1;
+    info->FLOATL_MIN_EXP__               = - info->FLOATL_EXP_MID_VALUE__ + 2;
+    info->FLOATL_MAX_EXP__               = info->FLOATL_EXP_MID_VALUE__ + 1;
+    info->FLOATL_DIG__                   = floor(log10(2) * info->FLOATL_MANT_DIG__);
+    info->FLOATL_DECIMAL_DIG__           = ceil(log10(2) * info->FLOATL_MANT_DIG__) + 1;
+    info->FLOATL_MIN_10_EXP__            = ceil(log10(2) * (int32_t)(1 - info->FLOATL_EXP_MID_VALUE__));
+    info->FLOATL_MAX_10_EXP__            = - info->FLOATL_MIN_10_EXP__ + 1;
 
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     return 1;
 }
 
 FLINFO *floatl_cfg_set_sign(FLINFO *info, int sign)
 {
-    if (sign) info->buffer[info->FLOATL_U32_PARTS - 1] |= (1 << 31);
-    else      info->buffer[info->FLOATL_U32_PARTS - 1] &= ~(1 << 31);
+    if (sign) info->buffer[info->FLOATL_U32_PARTS__ - 1] |= (1 << 31);
+    else      info->buffer[info->FLOATL_U32_PARTS__ - 1] &= ~(1 << 31);
     return info;
 }
 
@@ -492,25 +608,25 @@ FLINFO *floatl_cfg_set_exp_real(FLINFO *info, uint32_t t)
 {
     uint32_t temp = 1;
 
-    temp <<= info->FLOATL_EXP_BITS;
+    temp <<= info->FLOATL_EXP_BITS__;
     temp -= 1;
 
     t &= temp;
-    t <<= (32 - info->FLOATL_EXP_BITS - 1);
+    t <<= (32 - info->FLOATL_EXP_BITS__ - 1);
 
-    temp <<= (32 - info->FLOATL_EXP_BITS - 1);
+    temp <<= (32 - info->FLOATL_EXP_BITS__ - 1);
 
 
-    info->buffer[info->FLOATL_U32_PARTS - 1] &= (~temp); // clear
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] &= (~temp); // clear
 
-    info->buffer[info->FLOATL_U32_PARTS - 1] |= t;
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] |= t;
 
     return info;
 }
 
 FLINFO *floatl_cfg_set_exp(FLINFO *info, int32_t e)
 {
-    return floatl_cfg_set_exp_real(info, e + info->FLOATL_EXP_MID_VALUE);
+    return floatl_cfg_set_exp_real(info, e + info->FLOATL_EXP_MID_VALUE__);
 }
 
 FLINFO *floatl_cfg_set_mant(FLINFO *info, char *bin)
@@ -519,7 +635,7 @@ FLINFO *floatl_cfg_set_mant(FLINFO *info, char *bin)
     
     while (*s)
     {
-        int index = info->FLOATL_MANT_BITS - (s - bin) - 1;
+        int index = info->FLOATL_MANT_BITS__ - (s - bin) - 1;
         if (index < 0) break;
         if (index >= 0 && *s == '1')
         {
@@ -536,24 +652,24 @@ FLINFO *floatl_cfg_set_mant(FLINFO *info, char *bin)
 
 FLINFO *floatl_cfg_int_zero(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     return info;
 }
 
 FLINFO *floatl_cfg_const_0(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     return info;
 }
 
 FLINFO *floatl_cfg_const_1(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 0xFFFFFFFF);
-    info->buffer[info->FLOATL_U32_PARTS - 1] &= 0xBFFFFFFF;
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] &= 0xBFFFFFFF;
 
     return info;
 }
@@ -562,7 +678,7 @@ FLINFO *floatl_cfg_const_1eX(FLINFO *info, uint32_t e)
 {
     if (e >= sizeof(fle_list) / sizeof(fle_list[0])) return NULL;
 
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp(info, fle_list[e].exp);
     floatl_cfg_set_mant(info, fle_list[e].mantBin);
@@ -570,9 +686,29 @@ FLINFO *floatl_cfg_const_1eX(FLINFO *info, uint32_t e)
     return info;
 }
 
+FLINFO *floatl_cfg_const_pi(FLINFO *info)
+{
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
+
+    floatl_cfg_set_exp(info, 1);
+    floatl_cfg_set_mant(info, FLOATL_CFG_MANT_PI);
+
+    return info;
+}
+
+FLINFO *floatl_cfg_const_e(FLINFO *info)
+{
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
+
+    floatl_cfg_set_exp(info, 1);
+    floatl_cfg_set_mant(info, FLOATL_CFG_MANT_E);
+
+    return info;
+}
+
 FLINFO *floatl_cfg_inf(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 0xFFFFFFFF);
 
@@ -581,26 +717,26 @@ FLINFO *floatl_cfg_inf(FLINFO *info)
 
 FLINFO *floatl_cfg_nan(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 0xFFFFFFFF);
-    info->buffer[info->FLOATL_U32_PARTS - 1] |= 0x80000000;
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] |= 0x80000000;
 
     return info;
 }
 
 FLINFO *floatl_cfg_all_sign(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
-    info->buffer[info->FLOATL_U32_PARTS - 1] |= 0x80000000;
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] |= 0x80000000;
 
     return info;
 }
 
 FLINFO *floatl_cfg_all_exp(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 0xFFFFFFFF);
 
@@ -609,26 +745,26 @@ FLINFO *floatl_cfg_all_exp(FLINFO *info)
 
 FLINFO *floatl_cfg_all_mant(FLINFO *info)
 {
-    memset(info->buffer, -1, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, -1, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 0);
-    info->buffer[info->FLOATL_U32_PARTS - 1] &= (~0x80000000);
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] &= (~0x80000000);
 
     return info;
 }
 
 FLINFO *floatl_cfg_all_exp_mant(FLINFO *info)
 {
-    memset(info->buffer, -1, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, -1, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
-    info->buffer[info->FLOATL_U32_PARTS - 1] &= (~0x80000000);
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] &= (~0x80000000);
 
     return info;
 }
 
 FLINFO *floatl_cfg_hide_mant_bit(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 1);
 
@@ -637,7 +773,7 @@ FLINFO *floatl_cfg_hide_mant_bit(FLINFO *info)
 
 FLINFO *floatl_cfg_mant_plus_max(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 8);
 
@@ -646,10 +782,38 @@ FLINFO *floatl_cfg_mant_plus_max(FLINFO *info)
 
 FLINFO *floatl_cfg_mant_whole(FLINFO *info)
 {
-    memset(info->buffer, -1, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, -1, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 1);
-    info->buffer[info->FLOATL_U32_PARTS - 1] &= (~0x80000000);
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] &= (~0x80000000);
+
+    return info;
+}
+
+FLINFO *floatl_cfg_min(FLINFO *info)
+{
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
+
+    floatl_cfg_set_exp_real(info, 1);
+
+    return info;
+}
+
+FLINFO *floatl_cfg_max(FLINFO *info)
+{
+    memset(info->buffer, -1, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
+
+    floatl_cfg_set_sign(info, 0);
+    floatl_cfg_set_exp_real(info, 0xFFFFFFFE);
+
+    return info;
+}
+
+FLINFO *floatl_cfg_epsilon(FLINFO *info)
+{
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
+
+    info->buffer[0] |= 1;
 
     return info;
 }
@@ -677,6 +841,13 @@ void floatl_cfg_generate(uint32_t bits, const char *filename)
         return;
     }
 
+    /* Enable PI and E mant configurations */
+    if (!FLOATL_CFG_MANT_PI || !FLOATL_CFG_MANT_E)
+    {
+        fprintf(stdout, "[ERROR] Enable `FLOATL_CFG_MANT_PI` and `FLOATL_CFG_MANT_E` in `floatl_cfg.h` file"NEWLINE);
+        return;
+    }
+
     /* Limiting the minimum bit */
     if (bits < MINBITS)
     {
@@ -717,19 +888,27 @@ void floatl_cfg_generate(uint32_t bits, const char *filename)
         FLINFO info;
         floatl_cfg_info_init(&info, tb);
 
-        fprintf(output, "#define __FLOATL_BIT_PARTS__                    %u"NEWLINE, info.FLOATL_BIT_PARTS      );
-        fprintf(output, "#define __FLOATL_U32_PARTS__                    %u"NEWLINE, info.FLOATL_U32_PARTS      );
-        fprintf(output, "#define __FLOATL_U16_PARTS__                    %u"NEWLINE, info.FLOATL_U16_PARTS      );
-        fprintf(output, "#define __FLOATL_EXP_BITS__                     %u"NEWLINE, info.FLOATL_EXP_BITS       );
-        fprintf(output, "#define __FLOATL_MANT_BITS__                    %u"NEWLINE, info.FLOATL_MANT_BITS      );
-        fprintf(output, "#define __FLOATL_MANT_PARTS__                   %u"NEWLINE, info.FLOATL_MANT_PARTS     );
-        fprintf(output, "#define __FLOATL_MANT_HIGH_BITS__               %u"NEWLINE, info.FLOATL_MANT_HIGH_BITS );
-        fprintf(output, "#define __FLOATL_EXP_MID_VALUE__                %u"NEWLINE, info.FLOATL_EXP_MID_VALUE  );
-        fprintf(output, "#define __FLOATL_EXP_WHL_VALUE__                %u"NEWLINE, info.FLOATL_EXP_WHL_VALUE  );
+        fprintf(output, "#define __FLOATL_BIT_PARTS__                    %u"NEWLINE, info.FLOATL_BIT_PARTS__      );
+        fprintf(output, "#define __FLOATL_U32_PARTS__                    %u"NEWLINE, info.FLOATL_U32_PARTS__      );
+        fprintf(output, "#define __FLOATL_U16_PARTS__                    %u"NEWLINE, info.FLOATL_U16_PARTS__      );
+        fprintf(output, "#define __FLOATL_EXP_BITS__                     %u"NEWLINE, info.FLOATL_EXP_BITS__       );
+        fprintf(output, "#define __FLOATL_MANT_BITS__                    %u"NEWLINE, info.FLOATL_MANT_BITS__      );
+        fprintf(output, "#define __FLOATL_MANT_PARTS__                   %u"NEWLINE, info.FLOATL_MANT_PARTS__     );
+        fprintf(output, "#define __FLOATL_MANT_HIGH_BITS__               %u"NEWLINE, info.FLOATL_MANT_HIGH_BITS__ );
+        fprintf(output, "#define __FLOATL_EXP_MID_VALUE__                %u"NEWLINE, info.FLOATL_EXP_MID_VALUE__  );
+        fprintf(output, "#define __FLOATL_EXP_WHL_VALUE__                %u"NEWLINE, info.FLOATL_EXP_WHL_VALUE__  );
 
-        fprintf(output, "#define __FLOATL2_BIT_PARTS__                   %u"NEWLINE, info.FLOATL2_BIT_PARTS     );
-        fprintf(output, "#define __FLOATL2_U32_PARTS__                   %u"NEWLINE, info.FLOATL2_U32_PARTS     );
-        fprintf(output, "#define __FLOATL2_U16_PARTS__                   %u"NEWLINE, info.FLOATL2_U16_PARTS     );
+        fprintf(output, "#define __FLOATL2_BIT_PARTS__                   %u"NEWLINE, info.FLOATL2_BIT_PARTS__     );
+        fprintf(output, "#define __FLOATL2_U32_PARTS__                   %u"NEWLINE, info.FLOATL2_U32_PARTS__     );
+        fprintf(output, "#define __FLOATL2_U16_PARTS__                   %u"NEWLINE, info.FLOATL2_U16_PARTS__     );
+
+        fprintf(output, "#define __FLOATL_MANT_DIG__                     %u"NEWLINE, info.FLOATL_MANT_DIG__       );
+        fprintf(output, "#define __FLOATL_MIN_EXP__                      %d"NEWLINE, info.FLOATL_MIN_EXP__        );
+        fprintf(output, "#define __FLOATL_MAX_EXP__                      %u"NEWLINE, info.FLOATL_MAX_EXP__        );
+        fprintf(output, "#define __FLOATL_DIG__                          %u"NEWLINE, info.FLOATL_DIG__            );
+        fprintf(output, "#define __FLOATL_DECIMAL_DIG__                  %u"NEWLINE, info.FLOATL_DECIMAL_DIG__    );
+        fprintf(output, "#define __FLOATL_MIN_10_EXP__                   %d"NEWLINE, info.FLOATL_MIN_10_EXP__     );
+        fprintf(output, "#define __FLOATL_MAX_10_EXP__                   %u"NEWLINE, info.FLOATL_MAX_10_EXP__     );
 
         fprintf(output, "#define __FLOATL_CONST_0__                      "); floatl_cfg_const_out(output, floatl_cfg_const_0(&info)          );
         fprintf(output, "#define __FLOATL_CONST_1__                      "); floatl_cfg_const_out(output, floatl_cfg_const_1(&info)          );
@@ -749,6 +928,8 @@ void floatl_cfg_generate(uint32_t bits, const char *filename)
         fprintf(output, "#define __FLOATL_CONST_1e13__                   "); floatl_cfg_const_out(output, floatl_cfg_const_1eX(&info,13)     );
         fprintf(output, "#define __FLOATL_CONST_1e14__                   "); floatl_cfg_const_out(output, floatl_cfg_const_1eX(&info,14)     );
         fprintf(output, "#define __FLOATL_CONST_1e15__                   "); floatl_cfg_const_out(output, floatl_cfg_const_1eX(&info,15)     );
+        fprintf(output, "#define __FLOATL_CONST_PI__                     "); floatl_cfg_const_out(output, floatl_cfg_const_pi(&info)         );
+        fprintf(output, "#define __FLOATL_CONST_E__                      "); floatl_cfg_const_out(output, floatl_cfg_const_e(&info)          );
         fprintf(output, "#define __FLOATL_INT_ZERO__                     "); floatl_cfg_const_out(output, floatl_cfg_int_zero(&info)         );
         fprintf(output, "#define __FLOATL_INF__                          "); floatl_cfg_const_out(output, floatl_cfg_inf(&info)              );
         fprintf(output, "#define __FLOATL_NAN__                          "); floatl_cfg_const_out(output, floatl_cfg_nan(&info)              );
@@ -759,6 +940,9 @@ void floatl_cfg_generate(uint32_t bits, const char *filename)
         fprintf(output, "#define __FLOATL_HIDE_MANT_BIT__                "); floatl_cfg_const_out(output, floatl_cfg_hide_mant_bit(&info)    );
         fprintf(output, "#define __FLOATL_MANT_PLUS_MAX__                "); floatl_cfg_const_out(output, floatl_cfg_mant_plus_max(&info)    );
         fprintf(output, "#define __FLOATL_MANT_WHL__                     "); floatl_cfg_const_out(output, floatl_cfg_mant_whole(&info)       );
+        fprintf(output, "#define __FLOATL_MIN__                          "); floatl_cfg_const_out(output, floatl_cfg_min(&info)              );
+        fprintf(output, "#define __FLOATL_MAX__                          "); floatl_cfg_const_out(output, floatl_cfg_max(&info)              );
+        fprintf(output, "#define __FLOATL_EPSILON__                      "); floatl_cfg_const_out(output, floatl_cfg_epsilon(&info)          );
     }
 
     fprintf(output, "#endif"NEWLINE);
@@ -777,8 +961,6 @@ void floatl_cfg_generate(uint32_t bits, const char *filename)
     {
         printf("[INFO] The configuration has been generated, copy it to the `floatl_cfg.h` range specified\r\n");
     }
-
-    return 0;
 }
 
 /*----------------------------------------------------------------------------------*/
diff --git a/test/test.mk b/test/test.mk
index 975fea2..61a6aaa 100644
--- a/test/test.mk
+++ b/test/test.mk
@@ -38,6 +38,7 @@ TEST_LIST += dList
 TEST_LIST += cQueue
 TEST_LIST += intl
 TEST_LIST += floatl
+TEST_LIST += flmath
 TEST_LIST += ramt
 TEST_LIST += romt
 # TEST_LIST += cpul
diff --git a/test/test_flmath.c b/test/test_flmath.c
new file mode 100644
index 0000000..783c584
--- /dev/null
+++ b/test/test_flmath.c
@@ -0,0 +1,190 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <time.h>
+#include <math.h>
+#include <float.h>
+#if defined(TEST_TARGET_flmath)
+#include <varch/command.h>
+#include <varch/unitt.h>
+#include <varch/flmath.h>
+#else  
+#include "init.h"
+#include "command.h"
+#include "unitt.h"
+#include "kern.h"
+#include "flmath.h"
+#endif
+
+static char buffer[1024] = {0};
+
+/************************************************************************************/
+/************************************* Unit Test ************************************/
+/************************************************************************************/
+
+// #define EXIT_TEST
+extern uint64_t unitt_clock(void);
+
+static int u_test_0(void)
+{
+    for (int i = 0; i < 1000; i++)
+    {
+        
+    }
+    
+    return UNITT_E_OK;
+}
+
+static void unitt_task(void)
+{
+    static UNITT_TCASE rand_tests[] = {
+        UNITT_TCASE(u_test_0),
+    };
+
+    static UNITT suites[] = {
+        { "flmath suite", rand_tests, sizeof(rand_tests) / sizeof(rand_tests[0]) , unitt_clock },
+    };
+
+    UNITT_EXE(suites);
+}
+
+/************************************************************************************/
+/************************************* Base Test ************************************/
+/************************************************************************************/
+
+static void test_base(void)
+{
+    floatl p = floatl_mul(FLOATL_PI, floatl(1.0 / 2.0));
+
+    floatl sin = floatl_sin(p);
+    printf("sin %s\r\n", floatl_show(sin, buffer, sizeof(buffer), "%f"));
+
+    floatl cos = floatl_cos(p);
+    printf("cos %s\r\n", floatl_show(cos, buffer, sizeof(buffer), "%f"));
+
+    floatl tan = floatl_tan(p);
+    printf("tan %s\r\n", floatl_show(tan, buffer, sizeof(buffer), "%f"));
+
+    floatl exp = floatl_exp(floatl(0.0));
+    printf("exp %s\r\n", floatl_show(exp, buffer, sizeof(buffer), "%f"));
+
+    floatl log = floatl_ln(floatl(1.0));
+    printf("log %s\r\n", floatl_show(log, buffer, sizeof(buffer), "%f"));
+
+    floatl sqrt = floatl_sqrt(floatl(3.0));
+    printf("sqrt %s\r\n", floatl_show(sqrt, buffer, sizeof(buffer), "%f"));
+
+    floatl pow = floatl_pow(floatl(2.0), floatl(3.0));
+    printf("pow %s\r\n", floatl_show(pow, buffer, sizeof(buffer), "%f"));
+}
+
+/************************************************************************************/
+/*************************************  Command  ************************************/
+/************************************************************************************/
+
+static void usage(void)
+{
+    printf(
+"Usage: floatl [opt] [arg] ...\n"
+"\n"
+"options:\n"
+"    -e <execute>        Specifies the function to execute, the default is the <base> test\n"
+"                        <base>      Test base function\n"
+"                        <ut>        Unit test\n"
+"                        <define>    Test define function\n"
+"                        <cal>       Calculate string math expression\n"
+"                        <gen>       Generate the floatl configuration file code segment, need specify -f -b\n"
+"                        <print>     Print an floatl number\n"
+"                        <error>     Function that tests for floatl errors\n"
+"    -l <format>         Format string, 10d, 08x, ...\n"
+"    -o <op function>    Operate function, add, sub, mul, div, ...\n"
+"    -n <floatl>           floatl number expression\n"
+"    -f <filename>       File name, temporarily store configuration code segment\n"
+"    -b <bits>           Maximum number of configured bits\n"
+"    -h                  Print help\n"
+"    -v                  Print version\n"
+"    -u [<period>]       Unit test period, unit ms, the default is 1000ms\n"
+"\n"
+
+    );
+}
+
+static int test(int argc, char *argv[])
+{
+    char *execute = NULL;
+    int ut_period = 1000;
+
+    /* reset getopt */
+    command_opt_init();
+
+    while (1)
+    {
+        int opt = command_getopt(argc, argv, "e:hvu::");
+        if (opt == -1) break;
+
+        switch (opt) 
+        {
+        case 'u' :
+            if (command_optarg) ut_period = atoi(command_optarg);
+            break;
+        case 'e' :
+            execute = command_optarg;
+            break;
+        case 'v' :
+            printf("floatl version %d.%d.%d\r\n", FLMATH_V_MAJOR, FLMATH_V_MINOR, FLMATH_V_PATCH);
+            return 0;
+        case '?':
+            printf("Unknown option `%c`\r\n", command_optopt);
+            return -1;
+        case 'h' : 
+        default:
+            usage();
+            return 0;
+        }
+    }
+
+    if (execute)
+    {
+        if (!strcmp(execute, "base"))
+        {
+            test_base();
+        }
+        else if (!strcmp(execute, "ut"))
+        {
+            srand((uint32_t)time(NULL));
+            #if defined(TEST_TARGET_flmath)
+            while (1)
+            {
+                unitt_task();
+                usleep(1000 * ut_period);
+            }
+            #else  
+            printf("create task %d\r\n", task_create(ut_period, unitt_task));
+            #endif
+        }
+    }
+    else  
+    {
+        test_base();
+    }
+    
+    return 0;
+}
+
+/************************************************************************************/
+/************************************ Test entry ************************************/
+/************************************************************************************/
+
+#if defined(TEST_TARGET_flmath)
+int main(int argc, char *argv[])
+{
+    return test(argc, argv);
+}
+#else 
+void test_flmath(void)
+{
+    command_export("flmath", test);
+}
+init_export_app(test_flmath);
+#endif 
+
diff --git a/test/test_floatl.c b/test/test_floatl.c
index 410f7e4..4610a98 100644
--- a/test/test_floatl.c
+++ b/test/test_floatl.c
@@ -243,6 +243,115 @@ static double double_from_uint64(uint64_t value)
     return v.double_;
 }
 
+// 将 double 的二进制表示转换为 uint64_t
+typedef unsigned long long uint64_t;
+typedef long long int64_t;
+
+uint64_t double_to_bits(double x) {
+    return *((uint64_t*)&x);
+}
+
+double bits_to_double(uint64_t bits) {
+    return *((double*)&bits);
+}
+
+// double_ceil 实现
+double double_ceil(double x) {
+    uint64_t bits = double_to_bits(x);
+    int64_t exponent = ((bits >> 52) & 0x7FF) - 1023;
+
+    if (exponent < 0) {
+        // 如果指数为负，说明 x 在 (-1, 1) 之间
+        if (x > 0) {
+            return 1.0;
+        } else if (x == 0.0) {
+            return 0.0;
+        } else {
+            return -0.0;
+        }
+    }
+
+    int shift = 52 - exponent;
+    if (shift <= 0) {
+        // 如果 x 已经是整数，直接返回 x
+        return x;
+    }
+
+    uint64_t mask = (1ULL << shift) - 1;
+    uint64_t truncated = bits & ~mask;
+
+    double result = bits_to_double(truncated);
+    if (result < x) {
+        result += 1.0;
+    }
+
+    return result;
+}
+
+// double_floor 实现
+double double_floor(double x) {
+    uint64_t bits = double_to_bits(x);
+    int64_t exponent = ((bits >> 52) & 0x7FF) - 1023;
+
+    if (exponent < 0) {
+        // 如果指数为负，说明 x 在 (-1, 1) 之间
+        if (x >= 0) {
+            return 0.0;
+        } else {
+            return -1.0;
+        }
+    }
+
+    int shift = 52 - exponent;
+    if (shift <= 0) {
+        // 如果 x 已经是整数，直接返回 x
+        return x;
+    }
+
+    uint64_t mask = (1ULL << shift) - 1;
+    uint64_t truncated = bits & ~mask;
+
+    double result = bits_to_double(truncated);
+    if (result > x) {
+        result -= 1.0;
+    }
+
+    return result;
+}
+
+// double_round 实现
+double double_round(double x) {
+    uint64_t bits = double_to_bits(x);
+    int64_t exponent = ((bits >> 52) & 0x7FF) - 1023;
+
+    if (exponent < 0) {
+        // 如果指数为负，说明 x 在 (-1, 1) 之间
+        if (x > 0) {
+            return (x >= 0.5) ? 1.0 : 0.0;
+        } else {
+            return (x <= -0.5) ? -1.0 : -0.0;
+        }
+    }
+
+    int shift = 52 - exponent;
+    if (shift <= 0) {
+        // 如果 x 已经是整数，直接返回 x
+        return x;
+    }
+
+    uint64_t mask = (1ULL << shift) - 1;
+    uint64_t truncated = bits & ~mask;
+
+    double result = bits_to_double(truncated);
+    uint64_t fractional = bits & mask;
+
+    if (fractional >= (1ULL << (shift - 1))) {
+        result += 1.0;
+    }
+
+    return result;
+}
+
 static const char* float_show_raw(float x)
 {
     float_u a = {.float_ = x};
@@ -754,19 +863,27 @@ typedef struct
 {
     uint32_t buffer[256];
 
-    uint32_t FLOATL_BIT_PARTS;          // bits
-    uint32_t FLOATL_U32_PARTS;          // FLOATL_BIT_PARTS / 32 ---- FLOATL_BIT_PARTS >> 5
-    uint32_t FLOATL_U16_PARTS;          // FLOATL_BIT_PARTS / 16 ---- FLOATL_BIT_PARTS >> 4
-    uint32_t FLOATL_EXP_BITS;           // floatl_cfg_gen_exp(FLOATL_BIT_PARTS)
-    uint32_t FLOATL_MANT_BITS;          // FLOATL_BIT_PARTS - FLOATL_EXP_BITS - 1
-    uint32_t FLOATL_MANT_PARTS;         // FLOATL_MANT_BITS / 32 ---- FLOATL_MANT_BITS >> 5 
-    uint32_t FLOATL_MANT_HIGH_BITS;     // FLOATL_MANT_BITS % 32 ---- FLOATL_MANT_BITS & 0x1F
-    uint32_t FLOATL_EXP_MID_VALUE;      // 2^(FLOATL_EXP_BITS-1) - 1
-    uint32_t FLOATL_EXP_WHL_VALUE;      // 2^(FLOATL_EXP_BITS) - 1
+    uint32_t FLOATL_BIT_PARTS__;          // bits
+    uint32_t FLOATL_U32_PARTS__;          // FLOATL_BIT_PARTS__ / 32 ---- FLOATL_BIT_PARTS__ >> 5
+    uint32_t FLOATL_U16_PARTS__;          // FLOATL_BIT_PARTS__ / 16 ---- FLOATL_BIT_PARTS__ >> 4
+    uint32_t FLOATL_EXP_BITS__;           // floatl_cfg_gen_exp(FLOATL_BIT_PARTS__)
+    uint32_t FLOATL_MANT_BITS__;          // FLOATL_BIT_PARTS__ - FLOATL_EXP_BITS__ - 1
+    uint32_t FLOATL_MANT_PARTS__;         // FLOATL_MANT_BITS__ / 32 ---- FLOATL_MANT_BITS__ >> 5 
+    uint32_t FLOATL_MANT_HIGH_BITS__;     // FLOATL_MANT_BITS__ % 32 ---- FLOATL_MANT_BITS__ & 0x1F
+    uint32_t FLOATL_EXP_MID_VALUE__;      // 2^(FLOATL_EXP_BITS__-1) - 1
+    uint32_t FLOATL_EXP_WHL_VALUE__;      // 2^(FLOATL_EXP_BITS__) - 1
     
-    uint32_t FLOATL2_BIT_PARTS;         // FLOATL_BIT_PARTS * 2
-    uint32_t FLOATL2_U32_PARTS;         // FLOATL2_BIT_PARTS / 32 ---- FLOATL2_BIT_PARTS >> 5
-    uint32_t FLOATL2_U16_PARTS;         // FLOATL2_BIT_PARTS / 16 ---- FLOATL2_BIT_PARTS >> 4
+    uint32_t FLOATL2_BIT_PARTS__;         // FLOATL_BIT_PARTS__ * 2
+    uint32_t FLOATL2_U32_PARTS__;         // FLOATL2_BIT_PARTS__ / 32 ---- FLOATL2_BIT_PARTS__ >> 5
+    uint32_t FLOATL2_U16_PARTS__;         // FLOATL2_BIT_PARTS__ / 16 ---- FLOATL2_BIT_PARTS__ >> 4
+
+    uint32_t FLOATL_MANT_DIG__;           // FLOATL_MANT_BITS__ + 1
+    int32_t  FLOATL_MIN_EXP__;            // - FLOATL_EXP_MID_VALUE__ + 2
+    uint32_t FLOATL_MAX_EXP__;            // FLOATL_EXP_MID_VALUE__ + 1
+    uint32_t FLOATL_DIG__;                // floor(log10(2) * FLOATL_MANT_DIG__)
+    uint32_t FLOATL_DECIMAL_DIG__;        // ceil(log10(2) * FLOATL_MANT_DIG__) + 1
+    int32_t  FLOATL_MIN_10_EXP__;         // ceil(log10(2) * (1 - FLOATL_EXP_MID_VALUE__))
+    uint32_t FLOATL_MAX_10_EXP__;         // - FLOATL_MIN_10_EXP__ + 1
 } FLINFO;
 
 typedef struct 
@@ -830,7 +947,7 @@ void floatl_cfg_const_out(FILE* file, FLINFO *info)
     if (!file || !info) return;
 
     fprintf(file, "(floatl){.u32={");
-    for (int i = 0; i < info->FLOATL_U32_PARTS; i++)
+    for (int i = 0; i < info->FLOATL_U32_PARTS__; i++)
     {
         uint32_t value = info->buffer[i];
         if (value == 0)                 fprintf(file, "0,");
@@ -844,28 +961,35 @@ int floatl_cfg_info_init(FLINFO *info, unsigned int bits)
 {
     if ((bits & (bits - 1)) != 0) return 0;
 
-    info->FLOATL_BIT_PARTS               = bits;
-    info->FLOATL_U32_PARTS               = info->FLOATL_BIT_PARTS >> (5);
-    info->FLOATL_U16_PARTS               = info->FLOATL_BIT_PARTS >> (4);
-    info->FLOATL_EXP_BITS                = floatl_cfg_gen_exp(info->FLOATL_BIT_PARTS);
-    info->FLOATL_MANT_BITS               = info->FLOATL_BIT_PARTS - info->FLOATL_EXP_BITS - 1;
-    info->FLOATL_MANT_PARTS              = info->FLOATL_MANT_BITS >> 5;
-    info->FLOATL_MANT_HIGH_BITS          = info->FLOATL_MANT_BITS & 0x1F;
-    info->FLOATL_EXP_MID_VALUE           = (uint32_t)pow(2, info->FLOATL_EXP_BITS - 1) - 1;
-    info->FLOATL_EXP_WHL_VALUE           = (uint32_t)pow(2, info->FLOATL_EXP_BITS) - 1;
-    info->FLOATL2_BIT_PARTS              = info->FLOATL_BIT_PARTS * 2;
-    info->FLOATL2_U32_PARTS              = info->FLOATL2_BIT_PARTS >> (5);
-    info->FLOATL2_U16_PARTS              = info->FLOATL2_BIT_PARTS >> (4);
+    info->FLOATL_BIT_PARTS__             = bits;
+    info->FLOATL_U32_PARTS__             = info->FLOATL_BIT_PARTS__ >> (5);
+    info->FLOATL_U16_PARTS__             = info->FLOATL_BIT_PARTS__ >> (4);
+    info->FLOATL_EXP_BITS__              = floatl_cfg_gen_exp(info->FLOATL_BIT_PARTS__);
+    info->FLOATL_MANT_BITS__             = info->FLOATL_BIT_PARTS__ - info->FLOATL_EXP_BITS__ - 1;
+    info->FLOATL_MANT_PARTS__            = info->FLOATL_MANT_BITS__ >> 5;
+    info->FLOATL_MANT_HIGH_BITS__        = info->FLOATL_MANT_BITS__ & 0x1F;
+    info->FLOATL_EXP_MID_VALUE__         = (uint32_t)pow(2, info->FLOATL_EXP_BITS__ - 1) - 1;
+    info->FLOATL_EXP_WHL_VALUE__         = (uint32_t)pow(2, info->FLOATL_EXP_BITS__) - 1;
+    info->FLOATL2_BIT_PARTS__            = info->FLOATL_BIT_PARTS__ * 2;
+    info->FLOATL2_U32_PARTS__            = info->FLOATL2_BIT_PARTS__ >> (5);
+    info->FLOATL2_U16_PARTS__            = info->FLOATL2_BIT_PARTS__ >> (4);
+    info->FLOATL_MANT_DIG__              = info->FLOATL_MANT_BITS__ + 1;
+    info->FLOATL_MIN_EXP__               = - info->FLOATL_EXP_MID_VALUE__ + 2;
+    info->FLOATL_MAX_EXP__               = info->FLOATL_EXP_MID_VALUE__ + 1;
+    info->FLOATL_DIG__                   = floor(log10(2) * info->FLOATL_MANT_DIG__);
+    info->FLOATL_DECIMAL_DIG__           = ceil(log10(2) * info->FLOATL_MANT_DIG__) + 1;
+    info->FLOATL_MIN_10_EXP__            = ceil(log10(2) * (int32_t)(1 - info->FLOATL_EXP_MID_VALUE__));
+    info->FLOATL_MAX_10_EXP__            = - info->FLOATL_MIN_10_EXP__ + 1;
 
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     return 1;
 }
 
 FLINFO *floatl_cfg_set_sign(FLINFO *info, int sign)
 {
-    if (sign) info->buffer[info->FLOATL_U32_PARTS - 1] |= (1 << 31);
-    else      info->buffer[info->FLOATL_U32_PARTS - 1] &= ~(1 << 31);
+    if (sign) info->buffer[info->FLOATL_U32_PARTS__ - 1] |= (1 << 31);
+    else      info->buffer[info->FLOATL_U32_PARTS__ - 1] &= ~(1 << 31);
     return info;
 }
 
@@ -873,25 +997,25 @@ FLINFO *floatl_cfg_set_exp_real(FLINFO *info, uint32_t t)
 {
     uint32_t temp = 1;
 
-    temp <<= info->FLOATL_EXP_BITS;
+    temp <<= info->FLOATL_EXP_BITS__;
     temp -= 1;
 
     t &= temp;
-    t <<= (32 - info->FLOATL_EXP_BITS - 1);
+    t <<= (32 - info->FLOATL_EXP_BITS__ - 1);
 
-    temp <<= (32 - info->FLOATL_EXP_BITS - 1);
+    temp <<= (32 - info->FLOATL_EXP_BITS__ - 1);
 
 
-    info->buffer[info->FLOATL_U32_PARTS - 1] &= (~temp); // clear
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] &= (~temp); // clear
 
-    info->buffer[info->FLOATL_U32_PARTS - 1] |= t;
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] |= t;
 
     return info;
 }
 
 FLINFO *floatl_cfg_set_exp(FLINFO *info, int32_t e)
 {
-    return floatl_cfg_set_exp_real(info, e + info->FLOATL_EXP_MID_VALUE);
+    return floatl_cfg_set_exp_real(info, e + info->FLOATL_EXP_MID_VALUE__);
 }
 
 FLINFO *floatl_cfg_set_mant(FLINFO *info, char *bin)
@@ -900,7 +1024,7 @@ FLINFO *floatl_cfg_set_mant(FLINFO *info, char *bin)
     
     while (*s)
     {
-        int index = info->FLOATL_MANT_BITS - (s - bin) - 1;
+        int index = info->FLOATL_MANT_BITS__ - (s - bin) - 1;
         if (index < 0) break;
         if (index >= 0 && *s == '1')
         {
@@ -917,24 +1041,24 @@ FLINFO *floatl_cfg_set_mant(FLINFO *info, char *bin)
 
 FLINFO *floatl_cfg_int_zero(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     return info;
 }
 
 FLINFO *floatl_cfg_const_0(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     return info;
 }
 
 FLINFO *floatl_cfg_const_1(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 0xFFFFFFFF);
-    info->buffer[info->FLOATL_U32_PARTS - 1] &= 0xBFFFFFFF;
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] &= 0xBFFFFFFF;
 
     return info;
 }
@@ -943,7 +1067,7 @@ FLINFO *floatl_cfg_const_1eX(FLINFO *info, uint32_t e)
 {
     if (e >= sizeof(fle_list) / sizeof(fle_list[0])) return NULL;
 
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp(info, fle_list[e].exp);
     floatl_cfg_set_mant(info, fle_list[e].mantBin);
@@ -951,9 +1075,29 @@ FLINFO *floatl_cfg_const_1eX(FLINFO *info, uint32_t e)
     return info;
 }
 
+FLINFO *floatl_cfg_const_pi(FLINFO *info)
+{
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
+
+    floatl_cfg_set_exp(info, 1);
+    floatl_cfg_set_mant(info, FLOATL_CFG_MANT_PI);
+
+    return info;
+}
+
+FLINFO *floatl_cfg_const_e(FLINFO *info)
+{
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
+
+    floatl_cfg_set_exp(info, 1);
+    floatl_cfg_set_mant(info, FLOATL_CFG_MANT_E);
+
+    return info;
+}
+
 FLINFO *floatl_cfg_inf(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 0xFFFFFFFF);
 
@@ -962,26 +1106,26 @@ FLINFO *floatl_cfg_inf(FLINFO *info)
 
 FLINFO *floatl_cfg_nan(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 0xFFFFFFFF);
-    info->buffer[info->FLOATL_U32_PARTS - 1] |= 0x80000000;
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] |= 0x80000000;
 
     return info;
 }
 
 FLINFO *floatl_cfg_all_sign(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
-    info->buffer[info->FLOATL_U32_PARTS - 1] |= 0x80000000;
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] |= 0x80000000;
 
     return info;
 }
 
 FLINFO *floatl_cfg_all_exp(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 0xFFFFFFFF);
 
@@ -990,26 +1134,26 @@ FLINFO *floatl_cfg_all_exp(FLINFO *info)
 
 FLINFO *floatl_cfg_all_mant(FLINFO *info)
 {
-    memset(info->buffer, -1, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, -1, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 0);
-    info->buffer[info->FLOATL_U32_PARTS - 1] &= (~0x80000000);
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] &= (~0x80000000);
 
     return info;
 }
 
 FLINFO *floatl_cfg_all_exp_mant(FLINFO *info)
 {
-    memset(info->buffer, -1, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, -1, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
-    info->buffer[info->FLOATL_U32_PARTS - 1] &= (~0x80000000);
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] &= (~0x80000000);
 
     return info;
 }
 
 FLINFO *floatl_cfg_hide_mant_bit(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 1);
 
@@ -1018,7 +1162,7 @@ FLINFO *floatl_cfg_hide_mant_bit(FLINFO *info)
 
 FLINFO *floatl_cfg_mant_plus_max(FLINFO *info)
 {
-    memset(info->buffer, 0, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 8);
 
@@ -1027,10 +1171,38 @@ FLINFO *floatl_cfg_mant_plus_max(FLINFO *info)
 
 FLINFO *floatl_cfg_mant_whole(FLINFO *info)
 {
-    memset(info->buffer, -1, info->FLOATL_U32_PARTS * sizeof(uint32_t));
+    memset(info->buffer, -1, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
 
     floatl_cfg_set_exp_real(info, 1);
-    info->buffer[info->FLOATL_U32_PARTS - 1] &= (~0x80000000);
+    info->buffer[info->FLOATL_U32_PARTS__ - 1] &= (~0x80000000);
+
+    return info;
+}
+
+FLINFO *floatl_cfg_min(FLINFO *info)
+{
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
+
+    floatl_cfg_set_exp_real(info, 1);
+
+    return info;
+}
+
+FLINFO *floatl_cfg_max(FLINFO *info)
+{
+    memset(info->buffer, -1, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
+
+    floatl_cfg_set_sign(info, 0);
+    floatl_cfg_set_exp_real(info, 0xFFFFFFFE);
+
+    return info;
+}
+
+FLINFO *floatl_cfg_epsilon(FLINFO *info)
+{
+    memset(info->buffer, 0, info->FLOATL_U32_PARTS__ * sizeof(uint32_t));
+
+    info->buffer[0] |= 1;
 
     return info;
 }
@@ -1058,6 +1230,13 @@ void floatl_cfg_generate(uint32_t bits, const char *filename)
         return;
     }
 
+    /* Enable PI and E mant configurations */
+    if (!FLOATL_CFG_MANT_PI || !FLOATL_CFG_MANT_E)
+    {
+        fprintf(stdout, "[ERROR] Enable `FLOATL_CFG_MANT_PI` and `FLOATL_CFG_MANT_E` in `floatl_cfg.h` file"NEWLINE);
+        return;
+    }
+
     /* Limiting the minimum bit */
     if (bits < MINBITS)
     {
@@ -1098,19 +1277,27 @@ void floatl_cfg_generate(uint32_t bits, const char *filename)
         FLINFO info;
         floatl_cfg_info_init(&info, tb);
 
-        fprintf(output, "#define __FLOATL_BIT_PARTS__                    %u"NEWLINE, info.FLOATL_BIT_PARTS      );
-        fprintf(output, "#define __FLOATL_U32_PARTS__                    %u"NEWLINE, info.FLOATL_U32_PARTS      );
-        fprintf(output, "#define __FLOATL_U16_PARTS__                    %u"NEWLINE, info.FLOATL_U16_PARTS      );
-        fprintf(output, "#define __FLOATL_EXP_BITS__                     %u"NEWLINE, info.FLOATL_EXP_BITS       );
-        fprintf(output, "#define __FLOATL_MANT_BITS__                    %u"NEWLINE, info.FLOATL_MANT_BITS      );
-        fprintf(output, "#define __FLOATL_MANT_PARTS__                   %u"NEWLINE, info.FLOATL_MANT_PARTS     );
-        fprintf(output, "#define __FLOATL_MANT_HIGH_BITS__               %u"NEWLINE, info.FLOATL_MANT_HIGH_BITS );
-        fprintf(output, "#define __FLOATL_EXP_MID_VALUE__                %u"NEWLINE, info.FLOATL_EXP_MID_VALUE  );
-        fprintf(output, "#define __FLOATL_EXP_WHL_VALUE__                %u"NEWLINE, info.FLOATL_EXP_WHL_VALUE  );
+        fprintf(output, "#define __FLOATL_BIT_PARTS__                    %u"NEWLINE, info.FLOATL_BIT_PARTS__      );
+        fprintf(output, "#define __FLOATL_U32_PARTS__                    %u"NEWLINE, info.FLOATL_U32_PARTS__      );
+        fprintf(output, "#define __FLOATL_U16_PARTS__                    %u"NEWLINE, info.FLOATL_U16_PARTS__      );
+        fprintf(output, "#define __FLOATL_EXP_BITS__                     %u"NEWLINE, info.FLOATL_EXP_BITS__       );
+        fprintf(output, "#define __FLOATL_MANT_BITS__                    %u"NEWLINE, info.FLOATL_MANT_BITS__      );
+        fprintf(output, "#define __FLOATL_MANT_PARTS__                   %u"NEWLINE, info.FLOATL_MANT_PARTS__     );
+        fprintf(output, "#define __FLOATL_MANT_HIGH_BITS__               %u"NEWLINE, info.FLOATL_MANT_HIGH_BITS__ );
+        fprintf(output, "#define __FLOATL_EXP_MID_VALUE__                %u"NEWLINE, info.FLOATL_EXP_MID_VALUE__  );
+        fprintf(output, "#define __FLOATL_EXP_WHL_VALUE__                %u"NEWLINE, info.FLOATL_EXP_WHL_VALUE__  );
 
-        fprintf(output, "#define __FLOATL2_BIT_PARTS__                   %u"NEWLINE, info.FLOATL2_BIT_PARTS     );
-        fprintf(output, "#define __FLOATL2_U32_PARTS__                   %u"NEWLINE, info.FLOATL2_U32_PARTS     );
-        fprintf(output, "#define __FLOATL2_U16_PARTS__                   %u"NEWLINE, info.FLOATL2_U16_PARTS     );
+        fprintf(output, "#define __FLOATL2_BIT_PARTS__                   %u"NEWLINE, info.FLOATL2_BIT_PARTS__     );
+        fprintf(output, "#define __FLOATL2_U32_PARTS__                   %u"NEWLINE, info.FLOATL2_U32_PARTS__     );
+        fprintf(output, "#define __FLOATL2_U16_PARTS__                   %u"NEWLINE, info.FLOATL2_U16_PARTS__     );
+
+        fprintf(output, "#define __FLOATL_MANT_DIG__                     %u"NEWLINE, info.FLOATL_MANT_DIG__       );
+        fprintf(output, "#define __FLOATL_MIN_EXP__                      %d"NEWLINE, info.FLOATL_MIN_EXP__        );
+        fprintf(output, "#define __FLOATL_MAX_EXP__                      %u"NEWLINE, info.FLOATL_MAX_EXP__        );
+        fprintf(output, "#define __FLOATL_DIG__                          %u"NEWLINE, info.FLOATL_DIG__            );
+        fprintf(output, "#define __FLOATL_DECIMAL_DIG__                  %u"NEWLINE, info.FLOATL_DECIMAL_DIG__    );
+        fprintf(output, "#define __FLOATL_MIN_10_EXP__                   %d"NEWLINE, info.FLOATL_MIN_10_EXP__     );
+        fprintf(output, "#define __FLOATL_MAX_10_EXP__                   %u"NEWLINE, info.FLOATL_MAX_10_EXP__     );
 
         fprintf(output, "#define __FLOATL_CONST_0__                      "); floatl_cfg_const_out(output, floatl_cfg_const_0(&info)          );
         fprintf(output, "#define __FLOATL_CONST_1__                      "); floatl_cfg_const_out(output, floatl_cfg_const_1(&info)          );
@@ -1130,6 +1317,8 @@ void floatl_cfg_generate(uint32_t bits, const char *filename)
         fprintf(output, "#define __FLOATL_CONST_1e13__                   "); floatl_cfg_const_out(output, floatl_cfg_const_1eX(&info,13)     );
         fprintf(output, "#define __FLOATL_CONST_1e14__                   "); floatl_cfg_const_out(output, floatl_cfg_const_1eX(&info,14)     );
         fprintf(output, "#define __FLOATL_CONST_1e15__                   "); floatl_cfg_const_out(output, floatl_cfg_const_1eX(&info,15)     );
+        fprintf(output, "#define __FLOATL_CONST_PI__                     "); floatl_cfg_const_out(output, floatl_cfg_const_pi(&info)         );
+        fprintf(output, "#define __FLOATL_CONST_E__                      "); floatl_cfg_const_out(output, floatl_cfg_const_e(&info)          );
         fprintf(output, "#define __FLOATL_INT_ZERO__                     "); floatl_cfg_const_out(output, floatl_cfg_int_zero(&info)         );
         fprintf(output, "#define __FLOATL_INF__                          "); floatl_cfg_const_out(output, floatl_cfg_inf(&info)              );
         fprintf(output, "#define __FLOATL_NAN__                          "); floatl_cfg_const_out(output, floatl_cfg_nan(&info)              );
@@ -1140,6 +1329,9 @@ void floatl_cfg_generate(uint32_t bits, const char *filename)
         fprintf(output, "#define __FLOATL_HIDE_MANT_BIT__                "); floatl_cfg_const_out(output, floatl_cfg_hide_mant_bit(&info)    );
         fprintf(output, "#define __FLOATL_MANT_PLUS_MAX__                "); floatl_cfg_const_out(output, floatl_cfg_mant_plus_max(&info)    );
         fprintf(output, "#define __FLOATL_MANT_WHL__                     "); floatl_cfg_const_out(output, floatl_cfg_mant_whole(&info)       );
+        fprintf(output, "#define __FLOATL_MIN__                          "); floatl_cfg_const_out(output, floatl_cfg_min(&info)              );
+        fprintf(output, "#define __FLOATL_MAX__                          "); floatl_cfg_const_out(output, floatl_cfg_max(&info)              );
+        fprintf(output, "#define __FLOATL_EPSILON__                      "); floatl_cfg_const_out(output, floatl_cfg_epsilon(&info)          );
     }
 
     fprintf(output, "#endif"NEWLINE);
@@ -1158,8 +1350,6 @@ void floatl_cfg_generate(uint32_t bits, const char *filename)
     {
         printf("[INFO] The configuration has been generated, copy it to the `floatl_cfg.h` range specified\r\n");
     }
-
-    return 0;
 }
 
 /*----------------------------------------------------------------------------------*/
@@ -1360,6 +1550,18 @@ static void test_base(void)
     // double_show_raw(y);
     // printf("y %f e %d\r\n", y, e);
 #endif 
+    double v = -3.14;
+    printf("ceil %f\r\n", ceil(v));
+    printf("floor %f\r\n", floor(v));
+    printf("round %f\r\n", round(v));
+
+    printf("double_ceil %f\r\n", double_ceil(v));
+    printf("double_floor %f\r\n", double_floor(v));
+    printf("double_round %f\r\n", double_round(v));
+
+    printf("floatl_ceil %s\r\n", floatl_show(floatl_ceil(floatl(v)), buffer, sizeof(buffer), "%f"));
+    printf("floatl_floor %s\r\n", floatl_show(floatl_floor(floatl(v)), buffer, sizeof(buffer), "%f"));
+    printf("floatl_round %s\r\n", floatl_show(floatl_round(floatl(v)), buffer, sizeof(buffer), "%f"));
 }
 
 /************************************************************************************/