mirror of
https://chromium.googlesource.com/libyuv/libyuv
synced 2025-12-07 17:26:49 +08:00
Move compare modules into their own files, and scale for mips
BUG=none TEST=none Review URL: https://webrtc-codereview.appspot.com/920005 git-svn-id: http://libyuv.googlecode.com/svn/trunk@434 16f28f9a-4ce2-e073-06de-1de4eb20be90
This commit is contained in:
fbarchard@google.com
parent
7411455932
commit
66fe097a2b
39
Android.mk
39
Android.mk
@ -6,26 +6,35 @@ include $(CLEAR_VARS)
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LOCAL_CPP_EXTENSION := .cc
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LOCAL_SRC_FILES := \
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source/compare.cc \
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source/convert.cc \
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source/convert_from.cc \
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source/convert_from_argb.cc \
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source/cpu_id.cc \
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source/format_conversion.cc \
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source/planar_functions.cc \
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source/rotate.cc \
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source/row_common.cc \
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source/row_posix.cc \
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source/scale.cc \
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source/scale_argb.cc \
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source/video_common.cc
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source/compare.cc \
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source/compare_common.cc \
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source/compare_posix.cc \
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source/convert.cc \
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source/convert_argb.cc \
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source/convert_from.cc \
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source/convert_from_argb.cc \
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source/cpu_id.cc \
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source/format_conversion.cc \
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source/planar_functions.cc \
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source/rotate.cc \
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source/rotate_argb.cc \
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source/row_common.cc \
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source/row_mips.cc \
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source/row_posix.cc \
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source/scale.cc \
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source/scale_argb.cc \
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source/scale_mips.cc \
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source/video_common.cc \
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# TODO(fbarchard): Enable mjpeg encoder.
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# source/mjpeg_decoder.cc
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ifeq ($(TARGET_ARCH_ABI),armeabi-v7a)
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LOCAL_CFLAGS += -DLIBYUV_NEON
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LOCAL_SRC_FILES += \
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source/compare_neon.cc.neon \
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source/rotate_neon.cc.neon \
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source/row_neon.cc.neon \
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source/rotate_neon.cc.neon \
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source/row_neon.cc.neon \
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source/scale_neon.cc.neon
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endif
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@ -87,6 +87,7 @@
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'source/row_win.cc',
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'source/scale.cc',
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'source/scale_argb.cc',
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'source/scale_mips.cc',
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'source/scale_neon.cc',
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'source/video_common.cc',
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],
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@ -27,192 +27,15 @@ extern "C" {
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// hash seed of 5381 recommended.
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// Internal C version of HashDjb2 with int sized count for efficiency.
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static uint32 HashDjb2_C(const uint8* src, int count, uint32 seed) {
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uint32 hash = seed;
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for (int i = 0; i < count; ++i) {
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hash += (hash << 5) + src[i];
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}
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return hash;
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}
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uint32 HashDjb2_C(const uint8* src, int count, uint32 seed);
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// This module is for Visual C x86
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#if !defined(YUV_DISABLE_ASM) && defined(_M_IX86)
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#if !defined(YUV_DISABLE_ASM) && (defined(_M_IX86) || \
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(defined(__x86_64__) || (defined(__i386__) && !defined(__pic__))))
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#define HAS_HASHDJB2_SSE41
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static const uvec32 kHash16x33 = { 0x92d9e201, 0, 0, 0 }; // 33 ^ 16
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static const uvec32 kHashMul0 = {
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0x0c3525e1, // 33 ^ 15
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0xa3476dc1, // 33 ^ 14
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0x3b4039a1, // 33 ^ 13
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0x4f5f0981, // 33 ^ 12
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};
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static const uvec32 kHashMul1 = {
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0x30f35d61, // 33 ^ 11
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0x855cb541, // 33 ^ 10
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0x040a9121, // 33 ^ 9
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0x747c7101, // 33 ^ 8
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};
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static const uvec32 kHashMul2 = {
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0xec41d4e1, // 33 ^ 7
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0x4cfa3cc1, // 33 ^ 6
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0x025528a1, // 33 ^ 5
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0x00121881, // 33 ^ 4
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};
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static const uvec32 kHashMul3 = {
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0x00008c61, // 33 ^ 3
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0x00000441, // 33 ^ 2
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0x00000021, // 33 ^ 1
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0x00000001, // 33 ^ 0
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};
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// 27: 66 0F 38 40 C6 pmulld xmm0,xmm6
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// 44: 66 0F 38 40 DD pmulld xmm3,xmm5
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// 59: 66 0F 38 40 E5 pmulld xmm4,xmm5
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// 72: 66 0F 38 40 D5 pmulld xmm2,xmm5
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// 83: 66 0F 38 40 CD pmulld xmm1,xmm5
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#define pmulld(reg) _asm _emit 0x66 _asm _emit 0x0F _asm _emit 0x38 \
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_asm _emit 0x40 _asm _emit reg
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uint32 HashDjb2_SSE41(const uint8* src, int count, uint32 seed);
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__declspec(naked) __declspec(align(16))
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static uint32 HashDjb2_SSE41(const uint8* src, int count, uint32 seed) {
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__asm {
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mov eax, [esp + 4] // src
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mov ecx, [esp + 8] // count
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movd xmm0, [esp + 12] // seed
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pxor xmm7, xmm7 // constant 0 for unpck
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movdqa xmm6, kHash16x33
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align 16
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wloop:
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movdqu xmm1, [eax] // src[0-15]
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lea eax, [eax + 16]
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pmulld(0xc6) // pmulld xmm0,xmm6 hash *= 33 ^ 16
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movdqa xmm5, kHashMul0
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movdqa xmm2, xmm1
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punpcklbw xmm2, xmm7 // src[0-7]
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movdqa xmm3, xmm2
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punpcklwd xmm3, xmm7 // src[0-3]
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pmulld(0xdd) // pmulld xmm3, xmm5
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movdqa xmm5, kHashMul1
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movdqa xmm4, xmm2
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punpckhwd xmm4, xmm7 // src[4-7]
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pmulld(0xe5) // pmulld xmm4, xmm5
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movdqa xmm5, kHashMul2
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punpckhbw xmm1, xmm7 // src[8-15]
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movdqa xmm2, xmm1
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punpcklwd xmm2, xmm7 // src[8-11]
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pmulld(0xd5) // pmulld xmm2, xmm5
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movdqa xmm5, kHashMul3
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punpckhwd xmm1, xmm7 // src[12-15]
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pmulld(0xcd) // pmulld xmm1, xmm5
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paddd xmm3, xmm4 // add 16 results
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paddd xmm1, xmm2
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sub ecx, 16
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paddd xmm1, xmm3
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pshufd xmm2, xmm1, 14 // upper 2 dwords
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paddd xmm1, xmm2
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pshufd xmm2, xmm1, 1
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paddd xmm1, xmm2
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paddd xmm0, xmm1
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jg wloop
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movd eax, xmm0 // return hash
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ret
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}
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}
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#elif !defined(YUV_DISABLE_ASM) && \
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(defined(__x86_64__) || (defined(__i386__) && !defined(__pic__)))
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// GCC 4.2 on OSX has link error when passing static or const to inline.
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// TODO(fbarchard): Use static const when gcc 4.2 support is dropped.
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#ifdef __APPLE__
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#define CONST
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#else
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#define CONST static const
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#endif
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#define HAS_HASHDJB2_SSE41
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CONST uvec32 kHash16x33 = { 0x92d9e201, 0, 0, 0 }; // 33 ^ 16
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CONST uvec32 kHashMul0 = {
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0x0c3525e1, // 33 ^ 15
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0xa3476dc1, // 33 ^ 14
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0x3b4039a1, // 33 ^ 13
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0x4f5f0981, // 33 ^ 12
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};
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CONST uvec32 kHashMul1 = {
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0x30f35d61, // 33 ^ 11
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0x855cb541, // 33 ^ 10
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0x040a9121, // 33 ^ 9
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0x747c7101, // 33 ^ 8
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};
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CONST uvec32 kHashMul2 = {
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0xec41d4e1, // 33 ^ 7
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0x4cfa3cc1, // 33 ^ 6
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0x025528a1, // 33 ^ 5
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0x00121881, // 33 ^ 4
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};
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CONST uvec32 kHashMul3 = {
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0x00008c61, // 33 ^ 3
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0x00000441, // 33 ^ 2
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0x00000021, // 33 ^ 1
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0x00000001, // 33 ^ 0
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};
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static uint32 HashDjb2_SSE41(const uint8* src, int count, uint32 seed) {
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uint32 hash;
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asm volatile (
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"movd %2,%%xmm0 \n"
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"pxor %%xmm7,%%xmm7 \n"
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"movdqa %4,%%xmm6 \n"
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".p2align 4 \n"
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"1: \n"
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"movdqu (%0),%%xmm1 \n"
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"lea 0x10(%0),%0 \n"
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"pmulld %%xmm6,%%xmm0 \n"
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"movdqa %5,%%xmm5 \n"
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"movdqa %%xmm1,%%xmm2 \n"
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"punpcklbw %%xmm7,%%xmm2 \n"
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"movdqa %%xmm2,%%xmm3 \n"
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"punpcklwd %%xmm7,%%xmm3 \n"
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"pmulld %%xmm5,%%xmm3 \n"
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"movdqa %6,%%xmm5 \n"
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"movdqa %%xmm2,%%xmm4 \n"
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"punpckhwd %%xmm7,%%xmm4 \n"
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"pmulld %%xmm5,%%xmm4 \n"
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"movdqa %7,%%xmm5 \n"
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"punpckhbw %%xmm7,%%xmm1 \n"
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"movdqa %%xmm1,%%xmm2 \n"
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"punpcklwd %%xmm7,%%xmm2 \n"
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"pmulld %%xmm5,%%xmm2 \n"
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"movdqa %8,%%xmm5 \n"
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"punpckhwd %%xmm7,%%xmm1 \n"
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"pmulld %%xmm5,%%xmm1 \n"
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"paddd %%xmm4,%%xmm3 \n"
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"paddd %%xmm2,%%xmm1 \n"
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"sub $0x10,%1 \n"
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"paddd %%xmm3,%%xmm1 \n"
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"pshufd $0xe,%%xmm1,%%xmm2 \n"
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"paddd %%xmm2,%%xmm1 \n"
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"pshufd $0x1,%%xmm1,%%xmm2 \n"
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"paddd %%xmm2,%%xmm1 \n"
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"paddd %%xmm1,%%xmm0 \n"
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"jg 1b \n"
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"movd %%xmm0,%3 \n"
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: "+r"(src), // %0
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"+r"(count), // %1
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"+rm"(seed), // %2
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"=g"(hash) // %3
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: "m"(kHash16x33), // %4
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"m"(kHashMul0), // %5
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"m"(kHashMul1), // %6
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"m"(kHashMul2), // %7
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"m"(kHashMul3) // %8
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: "memory", "cc"
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#if defined(__SSE2__)
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, "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
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#endif
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);
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return hash;
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}
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#endif // HAS_HASHDJB2_SSE41
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// hash seed of 5381 recommended.
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@ -24,6 +24,16 @@ uint32 SumSquareError_C(const uint8* src_a, const uint8* src_b, int count) {
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return sse;
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}
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// hash seed of 5381 recommended.
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// Internal C version of HashDjb2 with int sized count for efficiency.
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uint32 HashDjb2_C(const uint8* src, int count, uint32 seed) {
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uint32 hash = seed;
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for (int i = 0; i < count; ++i) {
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hash += (hash << 5) + src[i];
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}
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return hash;
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}
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#ifdef __cplusplus
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} // extern "C"
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} // namespace libyuv
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@ -9,6 +9,7 @@
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*/
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#include "libyuv/basic_types.h"
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#include "libyuv/row.h"
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#ifdef __cplusplus
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namespace libyuv {
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@ -63,6 +64,100 @@ uint32 SumSquareError_SSE2(const uint8* src_a, const uint8* src_b, int count) {
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#endif // defined(__x86_64__) || defined(__i386__)
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#if !defined(YUV_DISABLE_ASM) && \
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(defined(__x86_64__) || (defined(__i386__) && !defined(__pic__)))
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// GCC 4.2 on OSX has link error when passing static or const to inline.
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// TODO(fbarchard): Use static const when gcc 4.2 support is dropped.
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#ifdef __APPLE__
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#define CONST
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#else
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#define CONST static const
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#endif
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#define HAS_HASHDJB2_SSE41
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CONST uvec32 kHash16x33 = { 0x92d9e201, 0, 0, 0 }; // 33 ^ 16
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CONST uvec32 kHashMul0 = {
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0x0c3525e1, // 33 ^ 15
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0xa3476dc1, // 33 ^ 14
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0x3b4039a1, // 33 ^ 13
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0x4f5f0981, // 33 ^ 12
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};
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CONST uvec32 kHashMul1 = {
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0x30f35d61, // 33 ^ 11
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0x855cb541, // 33 ^ 10
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0x040a9121, // 33 ^ 9
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0x747c7101, // 33 ^ 8
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};
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CONST uvec32 kHashMul2 = {
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0xec41d4e1, // 33 ^ 7
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0x4cfa3cc1, // 33 ^ 6
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0x025528a1, // 33 ^ 5
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0x00121881, // 33 ^ 4
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};
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CONST uvec32 kHashMul3 = {
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0x00008c61, // 33 ^ 3
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0x00000441, // 33 ^ 2
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0x00000021, // 33 ^ 1
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0x00000001, // 33 ^ 0
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};
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uint32 HashDjb2_SSE41(const uint8* src, int count, uint32 seed) {
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uint32 hash;
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asm volatile (
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"movd %2,%%xmm0 \n"
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"pxor %%xmm7,%%xmm7 \n"
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"movdqa %4,%%xmm6 \n"
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".p2align 4 \n"
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"1: \n"
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"movdqu (%0),%%xmm1 \n"
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"lea 0x10(%0),%0 \n"
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"pmulld %%xmm6,%%xmm0 \n"
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"movdqa %5,%%xmm5 \n"
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"movdqa %%xmm1,%%xmm2 \n"
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"punpcklbw %%xmm7,%%xmm2 \n"
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"movdqa %%xmm2,%%xmm3 \n"
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"punpcklwd %%xmm7,%%xmm3 \n"
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"pmulld %%xmm5,%%xmm3 \n"
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"movdqa %6,%%xmm5 \n"
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"movdqa %%xmm2,%%xmm4 \n"
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"punpckhwd %%xmm7,%%xmm4 \n"
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"pmulld %%xmm5,%%xmm4 \n"
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"movdqa %7,%%xmm5 \n"
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"punpckhbw %%xmm7,%%xmm1 \n"
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"movdqa %%xmm1,%%xmm2 \n"
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"punpcklwd %%xmm7,%%xmm2 \n"
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"pmulld %%xmm5,%%xmm2 \n"
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"movdqa %8,%%xmm5 \n"
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"punpckhwd %%xmm7,%%xmm1 \n"
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"pmulld %%xmm5,%%xmm1 \n"
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"paddd %%xmm4,%%xmm3 \n"
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"paddd %%xmm2,%%xmm1 \n"
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"sub $0x10,%1 \n"
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"paddd %%xmm3,%%xmm1 \n"
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"pshufd $0xe,%%xmm1,%%xmm2 \n"
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"paddd %%xmm2,%%xmm1 \n"
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"pshufd $0x1,%%xmm1,%%xmm2 \n"
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"paddd %%xmm2,%%xmm1 \n"
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"paddd %%xmm1,%%xmm0 \n"
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"jg 1b \n"
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"movd %%xmm0,%3 \n"
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: "+r"(src), // %0
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"+r"(count), // %1
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"+rm"(seed), // %2
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"=g"(hash) // %3
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: "m"(kHash16x33), // %4
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"m"(kHashMul0), // %5
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"m"(kHashMul1), // %6
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"m"(kHashMul2), // %7
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"m"(kHashMul3) // %8
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: "memory", "cc"
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#if defined(__SSE2__)
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, "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
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#endif
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);
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return hash;
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}
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#endif // defined(__x86_64__) || (defined(__i386__) && !defined(__pic__)))
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#ifdef __cplusplus
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} // extern "C"
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} // namespace libyuv
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@ -9,6 +9,7 @@
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*/
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#include "libyuv/basic_types.h"
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#include "libyuv/row.h"
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#ifdef __cplusplus
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namespace libyuv {
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@ -55,6 +56,91 @@ uint32 SumSquareError_SSE2(const uint8* src_a, const uint8* src_b, int count) {
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}
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}
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#define HAS_HASHDJB2_SSE41
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static const uvec32 kHash16x33 = { 0x92d9e201, 0, 0, 0 }; // 33 ^ 16
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static const uvec32 kHashMul0 = {
|
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0x0c3525e1, // 33 ^ 15
|
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0xa3476dc1, // 33 ^ 14
|
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0x3b4039a1, // 33 ^ 13
|
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0x4f5f0981, // 33 ^ 12
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};
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static const uvec32 kHashMul1 = {
|
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0x30f35d61, // 33 ^ 11
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0x855cb541, // 33 ^ 10
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0x040a9121, // 33 ^ 9
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0x747c7101, // 33 ^ 8
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};
|
||||
static const uvec32 kHashMul2 = {
|
||||
0xec41d4e1, // 33 ^ 7
|
||||
0x4cfa3cc1, // 33 ^ 6
|
||||
0x025528a1, // 33 ^ 5
|
||||
0x00121881, // 33 ^ 4
|
||||
};
|
||||
static const uvec32 kHashMul3 = {
|
||||
0x00008c61, // 33 ^ 3
|
||||
0x00000441, // 33 ^ 2
|
||||
0x00000021, // 33 ^ 1
|
||||
0x00000001, // 33 ^ 0
|
||||
};
|
||||
|
||||
// 27: 66 0F 38 40 C6 pmulld xmm0,xmm6
|
||||
// 44: 66 0F 38 40 DD pmulld xmm3,xmm5
|
||||
// 59: 66 0F 38 40 E5 pmulld xmm4,xmm5
|
||||
// 72: 66 0F 38 40 D5 pmulld xmm2,xmm5
|
||||
// 83: 66 0F 38 40 CD pmulld xmm1,xmm5
|
||||
#define pmulld(reg) _asm _emit 0x66 _asm _emit 0x0F _asm _emit 0x38 \
|
||||
_asm _emit 0x40 _asm _emit reg
|
||||
|
||||
__declspec(naked) __declspec(align(16))
|
||||
uint32 HashDjb2_SSE41(const uint8* src, int count, uint32 seed) {
|
||||
__asm {
|
||||
mov eax, [esp + 4] // src
|
||||
mov ecx, [esp + 8] // count
|
||||
movd xmm0, [esp + 12] // seed
|
||||
|
||||
pxor xmm7, xmm7 // constant 0 for unpck
|
||||
movdqa xmm6, kHash16x33
|
||||
|
||||
align 16
|
||||
wloop:
|
||||
movdqu xmm1, [eax] // src[0-15]
|
||||
lea eax, [eax + 16]
|
||||
pmulld(0xc6) // pmulld xmm0,xmm6 hash *= 33 ^ 16
|
||||
movdqa xmm5, kHashMul0
|
||||
movdqa xmm2, xmm1
|
||||
punpcklbw xmm2, xmm7 // src[0-7]
|
||||
movdqa xmm3, xmm2
|
||||
punpcklwd xmm3, xmm7 // src[0-3]
|
||||
pmulld(0xdd) // pmulld xmm3, xmm5
|
||||
movdqa xmm5, kHashMul1
|
||||
movdqa xmm4, xmm2
|
||||
punpckhwd xmm4, xmm7 // src[4-7]
|
||||
pmulld(0xe5) // pmulld xmm4, xmm5
|
||||
movdqa xmm5, kHashMul2
|
||||
punpckhbw xmm1, xmm7 // src[8-15]
|
||||
movdqa xmm2, xmm1
|
||||
punpcklwd xmm2, xmm7 // src[8-11]
|
||||
pmulld(0xd5) // pmulld xmm2, xmm5
|
||||
movdqa xmm5, kHashMul3
|
||||
punpckhwd xmm1, xmm7 // src[12-15]
|
||||
pmulld(0xcd) // pmulld xmm1, xmm5
|
||||
paddd xmm3, xmm4 // add 16 results
|
||||
paddd xmm1, xmm2
|
||||
sub ecx, 16
|
||||
paddd xmm1, xmm3
|
||||
|
||||
pshufd xmm2, xmm1, 14 // upper 2 dwords
|
||||
paddd xmm1, xmm2
|
||||
pshufd xmm2, xmm1, 1
|
||||
paddd xmm1, xmm2
|
||||
paddd xmm0, xmm1
|
||||
jg wloop
|
||||
|
||||
movd eax, xmm0 // return hash
|
||||
ret
|
||||
}
|
||||
}
|
||||
|
||||
#endif // _M_IX86
|
||||
|
||||
#ifdef __cplusplus
|
||||
|
||||
220
source/scale.cc
220
source/scale.cc
@ -1947,224 +1947,16 @@ static void ScaleFilterRows_SSSE3(uint8* dst_ptr,
|
||||
#endif // defined(__x86_64__) || defined(__i386__)
|
||||
|
||||
#if !defined(YUV_DISABLE_ASM) && defined(__mips_dsp) && (__mips_dsp_rev >= 2)
|
||||
|
||||
#define HAS_SCALEROWDOWN2_MIPS_DSPR2
|
||||
void ScaleRowDown2_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t /* src_stride */,
|
||||
uint8* dst, int dst_width) {
|
||||
__asm__ __volatile__(
|
||||
".set push \n"
|
||||
".set noreorder \n"
|
||||
|
||||
"srl $t9, %[dst_width], 4 \n" // iterations -> by 32
|
||||
"beqz $t9, 2f \n"
|
||||
" nop \n"
|
||||
|
||||
"1: \n"
|
||||
"lw $t0, 0(%[src_ptr]) \n" // |3|2|1|0|
|
||||
"lw $t1, 4(%[src_ptr]) \n" // |7|6|5|4|
|
||||
"lw $t2, 8(%[src_ptr]) \n" // |11|10|9|8|
|
||||
"lw $t3, 12(%[src_ptr]) \n" // |15|14|13|12|
|
||||
"lw $t4, 16(%[src_ptr]) \n" // |19|18|17|16|
|
||||
"lw $t5, 20(%[src_ptr]) \n" // |23|22|21|20|
|
||||
"lw $t6, 24(%[src_ptr]) \n" // |27|26|25|24|
|
||||
"lw $t7, 28(%[src_ptr]) \n" // |31|30|29|28|
|
||||
"precr.qb.ph $t8, $t1, $t0 \n" // |6|4|2|0|
|
||||
"precr.qb.ph $t0, $t3, $t2 \n" // |14|12|10|8|
|
||||
"precr.qb.ph $t1, $t5, $t4 \n" // |22|20|18|16|
|
||||
"precr.qb.ph $t2, $t7, $t6 \n" // |30|28|26|24|
|
||||
"addiu %[src_ptr], %[src_ptr], 32 \n"
|
||||
"addiu $t9, $t9, -1 \n"
|
||||
"sw $t8, 0(%[dst]) \n"
|
||||
"sw $t0, 4(%[dst]) \n"
|
||||
"sw $t1, 8(%[dst]) \n"
|
||||
"sw $t2, 12(%[dst]) \n"
|
||||
"bgtz $t9, 1b \n"
|
||||
" addiu %[dst], %[dst], 16 \n"
|
||||
|
||||
"2: \n"
|
||||
"andi $t9, %[dst_width], 0xf \n" // residue
|
||||
"beqz $t9, 3f \n"
|
||||
" nop \n"
|
||||
|
||||
"21: \n"
|
||||
"lbu $t0, 0(%[src_ptr]) \n"
|
||||
"addiu %[src_ptr], %[src_ptr], 2 \n"
|
||||
"addiu $t9, $t9, -1 \n"
|
||||
"sb $t0, 0(%[dst]) \n"
|
||||
"bgtz $t9, 21b \n"
|
||||
" addiu %[dst], %[dst], 1 \n"
|
||||
|
||||
"3: \n"
|
||||
".set pop \n"
|
||||
: [src_ptr] "+r" (src_ptr),
|
||||
[dst] "+r" (dst)
|
||||
: [dst_width] "r" (dst_width)
|
||||
: "t0", "t1", "t2", "t3", "t4", "t5",
|
||||
"t6", "t7", "t8", "t9"
|
||||
);
|
||||
}
|
||||
|
||||
uint8* dst, int dst_width);
|
||||
void ScaleRowDown2Int_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
|
||||
uint8* dst, int dst_width) {
|
||||
|
||||
const uint8* t = src_ptr + src_stride;
|
||||
|
||||
__asm__ __volatile__ (
|
||||
".set push \n"
|
||||
".set noreorder \n"
|
||||
|
||||
"srl $t9, %[dst_width], 3 \n" // iterations -> step 8
|
||||
"bltz $t9, 2f \n"
|
||||
" nop \n"
|
||||
|
||||
"1: \n"
|
||||
"lw $t0, 0(%[src_ptr]) \n" // |3|2|1|0|
|
||||
"lw $t1, 4(%[src_ptr]) \n" // |7|6|5|4|
|
||||
"lw $t2, 8(%[src_ptr]) \n" // |11|10|9|8|
|
||||
"lw $t3, 12(%[src_ptr]) \n" // |15|14|13|12|
|
||||
"lw $t4, 0(%[t]) \n" // |19|18|17|16|
|
||||
"lw $t5, 4(%[t]) \n" // |23|22|21|20|
|
||||
"lw $t6, 8(%[t]) \n" // |27|26|25|24|
|
||||
"lw $t7, 12(%[t]) \n" // |31|30|29|28|
|
||||
"addiu $t9, $t9, -1 \n"
|
||||
"srl $t8, $t0, 16 \n" // |X|X|3|2|
|
||||
"ins $t0, $t4, 16, 16 \n" // |17|16|1|0|
|
||||
"ins $t4, $t8, 0, 16 \n" // |19|18|3|2|
|
||||
"raddu.w.qb $t0, $t0 \n" // |17+16+1+0|
|
||||
"raddu.w.qb $t4, $t4 \n" // |19+18+3+2|
|
||||
"shra_r.w $t0, $t0, 2 \n" // |t0+2|>>2
|
||||
"shra_r.w $t4, $t4, 2 \n" // |t4+2|>>2
|
||||
"srl $t8, $t1, 16 \n" // |X|X|7|6|
|
||||
"ins $t1, $t5, 16, 16 \n" // |21|20|5|4|
|
||||
"ins $t5, $t8, 0, 16 \n" // |22|23|7|6|
|
||||
"raddu.w.qb $t1, $t1 \n" // |21+20+5+4|
|
||||
"raddu.w.qb $t5, $t5 \n" // |23+22+7+6|
|
||||
"shra_r.w $t1, $t1, 2 \n" // |t1+2|>>2
|
||||
"shra_r.w $t5, $t5, 2 \n" // |t5+2|>>2
|
||||
"srl $t8, $t2, 16 \n" // |X|X|11|10|
|
||||
"ins $t2, $t6, 16, 16 \n" // |25|24|9|8|
|
||||
"ins $t6, $t8, 0, 16 \n" // |27|26|11|10|
|
||||
"raddu.w.qb $t2, $t2 \n" // |25+24+9+8|
|
||||
"raddu.w.qb $t6, $t6 \n" // |27+26+11+10|
|
||||
"shra_r.w $t2, $t2, 2 \n" // |t2+2|>>2
|
||||
"shra_r.w $t6, $t6, 2 \n" // |t5+2|>>2
|
||||
"srl $t8, $t3, 16 \n" // |X|X|15|14|
|
||||
"ins $t3, $t7, 16, 16 \n" // |29|28|13|12|
|
||||
"ins $t7, $t8, 0, 16 \n" // |31|30|15|14|
|
||||
"raddu.w.qb $t3, $t3 \n" // |29+28+13+12|
|
||||
"raddu.w.qb $t7, $t7 \n" // |31+30+15+14|
|
||||
"shra_r.w $t3, $t3, 2 \n" // |t3+2|>>2
|
||||
"shra_r.w $t7, $t7, 2 \n" // |t7+2|>>2
|
||||
"addiu %[src_ptr], %[src_ptr], 16 \n"
|
||||
"addiu %[t], %[t], 16 \n"
|
||||
"sb $t0, 0(%[dst]) \n"
|
||||
"sb $t4, 1(%[dst]) \n"
|
||||
"sb $t1, 2(%[dst]) \n"
|
||||
"sb $t5, 3(%[dst]) \n"
|
||||
"sb $t2, 4(%[dst]) \n"
|
||||
"sb $t6, 5(%[dst]) \n"
|
||||
"sb $t3, 6(%[dst]) \n"
|
||||
"sb $t7, 7(%[dst]) \n"
|
||||
"bgtz $t9, 1b \n"
|
||||
" addiu %[dst], %[dst], 8 \n"
|
||||
|
||||
"2: \n"
|
||||
"andi $t9, %[dst_width], 0x7 \n" // x = residue
|
||||
"beqz $t9, 3f \n"
|
||||
" nop \n"
|
||||
|
||||
"21: \n"
|
||||
"lwr $t1, 0(%[src_ptr]) \n"
|
||||
"lwl $t1, 3(%[src_ptr]) \n"
|
||||
"lwr $t2, 0(%[t]) \n"
|
||||
"lwl $t2, 3(%[t]) \n"
|
||||
"srl $t8, $t1, 16 \n"
|
||||
"ins $t1, $t2, 16, 16 \n"
|
||||
"ins $t2, $t8, 0, 16 \n"
|
||||
"raddu.w.qb $t1, $t1 \n"
|
||||
"raddu.w.qb $t2, $t2 \n"
|
||||
"shra_r.w $t1, $t1, 2 \n"
|
||||
"shra_r.w $t2, $t2, 2 \n"
|
||||
"sb $t1, 0(%[dst]) \n"
|
||||
"sb $t2, 1(%[dst]) \n"
|
||||
"addiu %[src_ptr], %[src_ptr], 4 \n"
|
||||
"addiu $t9, $t9, -2 \n"
|
||||
"addiu %[t], %[t], 4 \n"
|
||||
"bgtz $t9, 21b \n"
|
||||
" addiu %[dst], %[dst], 2 \n"
|
||||
|
||||
"3: \n"
|
||||
".set pop \n"
|
||||
|
||||
: [src_ptr] "+r" (src_ptr),
|
||||
[dst] "+r" (dst), [t] "+r" (t)
|
||||
: [dst_width] "r" (dst_width)
|
||||
: "t0", "t1", "t2", "t3", "t4", "t5",
|
||||
"t6", "t7", "t8", "t9"
|
||||
);
|
||||
}
|
||||
|
||||
uint8* dst, int dst_width);
|
||||
#define HAS_SCALEFILTERROWS_MIPS_DSPR2
|
||||
static void ScaleFilterRows_MIPS_DSPR2(unsigned char *dst_ptr,
|
||||
const unsigned char* src_ptr,
|
||||
ptrdiff_t src_stride,
|
||||
int dst_width, int source_y_fraction) {
|
||||
|
||||
int y0_fraction = 256 - source_y_fraction;
|
||||
const unsigned char* src_ptr1 = src_ptr + src_stride;
|
||||
|
||||
__asm__ __volatile__ (
|
||||
".set push \n"
|
||||
".set noreorder \n"
|
||||
|
||||
"replv.ph $t0, %[y0_fraction] \n"
|
||||
"replv.ph $t1, %[source_y_fraction] \n"
|
||||
"1: \n"
|
||||
"lw $t2, 0(%[src_ptr]) \n"
|
||||
"lw $t3, 0(%[src_ptr1]) \n"
|
||||
"lw $t4, 4(%[src_ptr]) \n"
|
||||
"lw $t5, 4(%[src_ptr1]) \n"
|
||||
"muleu_s.ph.qbl $t6, $t2, $t0 \n"
|
||||
"muleu_s.ph.qbr $t7, $t2, $t0 \n"
|
||||
"muleu_s.ph.qbl $t8, $t3, $t1 \n"
|
||||
"muleu_s.ph.qbr $t9, $t3, $t1 \n"
|
||||
"muleu_s.ph.qbl $t2, $t4, $t0 \n"
|
||||
"muleu_s.ph.qbr $t3, $t4, $t0 \n"
|
||||
"muleu_s.ph.qbl $t4, $t5, $t1 \n"
|
||||
"muleu_s.ph.qbr $t5, $t5, $t1 \n"
|
||||
"addq.ph $t6, $t6, $t8 \n"
|
||||
"addq.ph $t7, $t7, $t9 \n"
|
||||
"addq.ph $t2, $t2, $t4 \n"
|
||||
"addq.ph $t3, $t3, $t5 \n"
|
||||
"shra.ph $t6, $t6, 8 \n"
|
||||
"shra.ph $t7, $t7, 8 \n"
|
||||
"shra.ph $t2, $t2, 8 \n"
|
||||
"shra.ph $t3, $t3, 8 \n"
|
||||
"precr.qb.ph $t6, $t6, $t7 \n"
|
||||
"precr.qb.ph $t2, $t2, $t3 \n"
|
||||
"addiu %[src_ptr], %[src_ptr], 8 \n"
|
||||
"addiu %[src_ptr1], %[src_ptr1], 8 \n"
|
||||
"addiu %[dst_width], %[dst_width], -8 \n"
|
||||
"sw $t6, 0(%[dst_ptr]) \n"
|
||||
"sw $t2, 4(%[dst_ptr]) \n"
|
||||
"bgtz %[dst_width], 1b \n"
|
||||
" addiu %[dst_ptr], %[dst_ptr], 8 \n"
|
||||
|
||||
"lbu $t0, -1(%[dst_ptr]) \n"
|
||||
"sb $t0, 0(%[dst_ptr]) \n"
|
||||
".set pop \n"
|
||||
: [dst_ptr] "+r" (dst_ptr),
|
||||
[src_ptr1] "+r" (src_ptr1),
|
||||
[src_ptr] "+r" (src_ptr),
|
||||
[dst_width] "+r" (dst_width)
|
||||
: [source_y_fraction] "r" (source_y_fraction),
|
||||
[y0_fraction] "r" (y0_fraction),
|
||||
[src_stride] "r" (src_stride)
|
||||
: "t0", "t1", "t2", "t3", "t4", "t5",
|
||||
"t6", "t7", "t8", "t9"
|
||||
);
|
||||
}
|
||||
|
||||
void ScaleFilterRows_MIPS_DSPR2(unsigned char *dst_ptr,
|
||||
const unsigned char* src_ptr,
|
||||
ptrdiff_t src_stride,
|
||||
int dst_width, int source_y_fraction);
|
||||
#endif // if defined(__mips_dsp) && (__mips_dsp_rev >= 2)
|
||||
|
||||
// CPU agnostic row functions
|
||||
|
||||
243
source/scale_mips.cc
Normal file
243
source/scale_mips.cc
Normal file
@ -0,0 +1,243 @@
|
||||
/*
|
||||
* Copyright 2012 The LibYuv Project Authors. All rights reserved.
|
||||
*
|
||||
* Use of this source code is governed by a BSD-style license
|
||||
* that can be found in the LICENSE file in the root of the source
|
||||
* tree. An additional intellectual property rights grant can be found
|
||||
* in the file PATENTS. All contributing project authors may
|
||||
* be found in the AUTHORS file in the root of the source tree.
|
||||
*/
|
||||
|
||||
#include "libyuv/basic_types.h"
|
||||
#include "libyuv/row.h"
|
||||
|
||||
#ifdef __cplusplus
|
||||
namespace libyuv {
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
// This module is for GCC MIPS DSPR2
|
||||
#if !defined(YUV_DISABLE_ASM) && defined(__mips_dsp) && (__mips_dsp_rev >= 2)
|
||||
|
||||
void ScaleRowDown2_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t /* src_stride */,
|
||||
uint8* dst, int dst_width) {
|
||||
__asm__ __volatile__(
|
||||
".set push \n"
|
||||
".set noreorder \n"
|
||||
|
||||
"srl $t9, %[dst_width], 4 \n" // iterations -> by 16
|
||||
"beqz $t9, 2f \n"
|
||||
" nop \n"
|
||||
|
||||
"1: \n"
|
||||
"lw $t0, 0(%[src_ptr]) \n" // |3|2|1|0|
|
||||
"lw $t1, 4(%[src_ptr]) \n" // |7|6|5|4|
|
||||
"lw $t2, 8(%[src_ptr]) \n" // |11|10|9|8|
|
||||
"lw $t3, 12(%[src_ptr]) \n" // |15|14|13|12|
|
||||
"lw $t4, 16(%[src_ptr]) \n" // |19|18|17|16|
|
||||
"lw $t5, 20(%[src_ptr]) \n" // |23|22|21|20|
|
||||
"lw $t6, 24(%[src_ptr]) \n" // |27|26|25|24|
|
||||
"lw $t7, 28(%[src_ptr]) \n" // |31|30|29|28|
|
||||
"precr.qb.ph $t8, $t1, $t0 \n" // |6|4|2|0|
|
||||
"precr.qb.ph $t0, $t3, $t2 \n" // |14|12|10|8|
|
||||
"precr.qb.ph $t1, $t5, $t4 \n" // |22|20|18|16|
|
||||
"precr.qb.ph $t2, $t7, $t6 \n" // |30|28|26|24|
|
||||
"addiu %[src_ptr], %[src_ptr], 32 \n"
|
||||
"addiu $t9, $t9, -1 \n"
|
||||
"sw $t8, 0(%[dst]) \n"
|
||||
"sw $t0, 4(%[dst]) \n"
|
||||
"sw $t1, 8(%[dst]) \n"
|
||||
"sw $t2, 12(%[dst]) \n"
|
||||
"bgtz $t9, 1b \n"
|
||||
" addiu %[dst], %[dst], 16 \n"
|
||||
|
||||
"2: \n"
|
||||
"andi $t9, %[dst_width], 0xf \n" // residue
|
||||
"beqz $t9, 3f \n"
|
||||
" nop \n"
|
||||
|
||||
"21: \n"
|
||||
"lbu $t0, 0(%[src_ptr]) \n"
|
||||
"addiu %[src_ptr], %[src_ptr], 2 \n"
|
||||
"addiu $t9, $t9, -1 \n"
|
||||
"sb $t0, 0(%[dst]) \n"
|
||||
"bgtz $t9, 21b \n"
|
||||
" addiu %[dst], %[dst], 1 \n"
|
||||
|
||||
"3: \n"
|
||||
".set pop \n"
|
||||
: [src_ptr] "+r" (src_ptr),
|
||||
[dst] "+r" (dst)
|
||||
: [dst_width] "r" (dst_width)
|
||||
: "t0", "t1", "t2", "t3", "t4", "t5",
|
||||
"t6", "t7", "t8", "t9"
|
||||
);
|
||||
}
|
||||
|
||||
void ScaleRowDown2Int_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
|
||||
uint8* dst, int dst_width) {
|
||||
|
||||
const uint8* t = src_ptr + src_stride;
|
||||
|
||||
__asm__ __volatile__ (
|
||||
".set push \n"
|
||||
".set noreorder \n"
|
||||
|
||||
"srl $t9, %[dst_width], 3 \n" // iterations -> step 8
|
||||
"bltz $t9, 2f \n"
|
||||
" nop \n"
|
||||
|
||||
"1: \n"
|
||||
"lw $t0, 0(%[src_ptr]) \n" // |3|2|1|0|
|
||||
"lw $t1, 4(%[src_ptr]) \n" // |7|6|5|4|
|
||||
"lw $t2, 8(%[src_ptr]) \n" // |11|10|9|8|
|
||||
"lw $t3, 12(%[src_ptr]) \n" // |15|14|13|12|
|
||||
"lw $t4, 0(%[t]) \n" // |19|18|17|16|
|
||||
"lw $t5, 4(%[t]) \n" // |23|22|21|20|
|
||||
"lw $t6, 8(%[t]) \n" // |27|26|25|24|
|
||||
"lw $t7, 12(%[t]) \n" // |31|30|29|28|
|
||||
"addiu $t9, $t9, -1 \n"
|
||||
"srl $t8, $t0, 16 \n" // |X|X|3|2|
|
||||
"ins $t0, $t4, 16, 16 \n" // |17|16|1|0|
|
||||
"ins $t4, $t8, 0, 16 \n" // |19|18|3|2|
|
||||
"raddu.w.qb $t0, $t0 \n" // |17+16+1+0|
|
||||
"raddu.w.qb $t4, $t4 \n" // |19+18+3+2|
|
||||
"shra_r.w $t0, $t0, 2 \n" // |t0+2|>>2
|
||||
"shra_r.w $t4, $t4, 2 \n" // |t4+2|>>2
|
||||
"srl $t8, $t1, 16 \n" // |X|X|7|6|
|
||||
"ins $t1, $t5, 16, 16 \n" // |21|20|5|4|
|
||||
"ins $t5, $t8, 0, 16 \n" // |22|23|7|6|
|
||||
"raddu.w.qb $t1, $t1 \n" // |21+20+5+4|
|
||||
"raddu.w.qb $t5, $t5 \n" // |23+22+7+6|
|
||||
"shra_r.w $t1, $t1, 2 \n" // |t1+2|>>2
|
||||
"shra_r.w $t5, $t5, 2 \n" // |t5+2|>>2
|
||||
"srl $t8, $t2, 16 \n" // |X|X|11|10|
|
||||
"ins $t2, $t6, 16, 16 \n" // |25|24|9|8|
|
||||
"ins $t6, $t8, 0, 16 \n" // |27|26|11|10|
|
||||
"raddu.w.qb $t2, $t2 \n" // |25+24+9+8|
|
||||
"raddu.w.qb $t6, $t6 \n" // |27+26+11+10|
|
||||
"shra_r.w $t2, $t2, 2 \n" // |t2+2|>>2
|
||||
"shra_r.w $t6, $t6, 2 \n" // |t5+2|>>2
|
||||
"srl $t8, $t3, 16 \n" // |X|X|15|14|
|
||||
"ins $t3, $t7, 16, 16 \n" // |29|28|13|12|
|
||||
"ins $t7, $t8, 0, 16 \n" // |31|30|15|14|
|
||||
"raddu.w.qb $t3, $t3 \n" // |29+28+13+12|
|
||||
"raddu.w.qb $t7, $t7 \n" // |31+30+15+14|
|
||||
"shra_r.w $t3, $t3, 2 \n" // |t3+2|>>2
|
||||
"shra_r.w $t7, $t7, 2 \n" // |t7+2|>>2
|
||||
"addiu %[src_ptr], %[src_ptr], 16 \n"
|
||||
"addiu %[t], %[t], 16 \n"
|
||||
"sb $t0, 0(%[dst]) \n"
|
||||
"sb $t4, 1(%[dst]) \n"
|
||||
"sb $t1, 2(%[dst]) \n"
|
||||
"sb $t5, 3(%[dst]) \n"
|
||||
"sb $t2, 4(%[dst]) \n"
|
||||
"sb $t6, 5(%[dst]) \n"
|
||||
"sb $t3, 6(%[dst]) \n"
|
||||
"sb $t7, 7(%[dst]) \n"
|
||||
"bgtz $t9, 1b \n"
|
||||
" addiu %[dst], %[dst], 8 \n"
|
||||
|
||||
"2: \n"
|
||||
"andi $t9, %[dst_width], 0x7 \n" // x = residue
|
||||
"beqz $t9, 3f \n"
|
||||
" nop \n"
|
||||
|
||||
"21: \n"
|
||||
"lwr $t1, 0(%[src_ptr]) \n"
|
||||
"lwl $t1, 3(%[src_ptr]) \n"
|
||||
"lwr $t2, 0(%[t]) \n"
|
||||
"lwl $t2, 3(%[t]) \n"
|
||||
"srl $t8, $t1, 16 \n"
|
||||
"ins $t1, $t2, 16, 16 \n"
|
||||
"ins $t2, $t8, 0, 16 \n"
|
||||
"raddu.w.qb $t1, $t1 \n"
|
||||
"raddu.w.qb $t2, $t2 \n"
|
||||
"shra_r.w $t1, $t1, 2 \n"
|
||||
"shra_r.w $t2, $t2, 2 \n"
|
||||
"sb $t1, 0(%[dst]) \n"
|
||||
"sb $t2, 1(%[dst]) \n"
|
||||
"addiu %[src_ptr], %[src_ptr], 4 \n"
|
||||
"addiu $t9, $t9, -2 \n"
|
||||
"addiu %[t], %[t], 4 \n"
|
||||
"bgtz $t9, 21b \n"
|
||||
" addiu %[dst], %[dst], 2 \n"
|
||||
|
||||
"3: \n"
|
||||
".set pop \n"
|
||||
|
||||
: [src_ptr] "+r" (src_ptr),
|
||||
[dst] "+r" (dst), [t] "+r" (t)
|
||||
: [dst_width] "r" (dst_width)
|
||||
: "t0", "t1", "t2", "t3", "t4", "t5",
|
||||
"t6", "t7", "t8", "t9"
|
||||
);
|
||||
}
|
||||
|
||||
void ScaleFilterRows_MIPS_DSPR2(unsigned char *dst_ptr,
|
||||
const unsigned char* src_ptr,
|
||||
ptrdiff_t src_stride,
|
||||
int dst_width, int source_y_fraction) {
|
||||
|
||||
int y0_fraction = 256 - source_y_fraction;
|
||||
const unsigned char* src_ptr1 = src_ptr + src_stride;
|
||||
|
||||
__asm__ __volatile__ (
|
||||
".set push \n"
|
||||
".set noreorder \n"
|
||||
|
||||
"replv.ph $t0, %[y0_fraction] \n"
|
||||
"replv.ph $t1, %[source_y_fraction] \n"
|
||||
"1: \n"
|
||||
"lw $t2, 0(%[src_ptr]) \n"
|
||||
"lw $t3, 0(%[src_ptr1]) \n"
|
||||
"lw $t4, 4(%[src_ptr]) \n"
|
||||
"lw $t5, 4(%[src_ptr1]) \n"
|
||||
"muleu_s.ph.qbl $t6, $t2, $t0 \n"
|
||||
"muleu_s.ph.qbr $t7, $t2, $t0 \n"
|
||||
"muleu_s.ph.qbl $t8, $t3, $t1 \n"
|
||||
"muleu_s.ph.qbr $t9, $t3, $t1 \n"
|
||||
"muleu_s.ph.qbl $t2, $t4, $t0 \n"
|
||||
"muleu_s.ph.qbr $t3, $t4, $t0 \n"
|
||||
"muleu_s.ph.qbl $t4, $t5, $t1 \n"
|
||||
"muleu_s.ph.qbr $t5, $t5, $t1 \n"
|
||||
"addq.ph $t6, $t6, $t8 \n"
|
||||
"addq.ph $t7, $t7, $t9 \n"
|
||||
"addq.ph $t2, $t2, $t4 \n"
|
||||
"addq.ph $t3, $t3, $t5 \n"
|
||||
"shra.ph $t6, $t6, 8 \n"
|
||||
"shra.ph $t7, $t7, 8 \n"
|
||||
"shra.ph $t2, $t2, 8 \n"
|
||||
"shra.ph $t3, $t3, 8 \n"
|
||||
"precr.qb.ph $t6, $t6, $t7 \n"
|
||||
"precr.qb.ph $t2, $t2, $t3 \n"
|
||||
"addiu %[src_ptr], %[src_ptr], 8 \n"
|
||||
"addiu %[src_ptr1], %[src_ptr1], 8 \n"
|
||||
"addiu %[dst_width], %[dst_width], -8 \n"
|
||||
"sw $t6, 0(%[dst_ptr]) \n"
|
||||
"sw $t2, 4(%[dst_ptr]) \n"
|
||||
"bgtz %[dst_width], 1b \n"
|
||||
" addiu %[dst_ptr], %[dst_ptr], 8 \n"
|
||||
|
||||
"lbu $t0, -1(%[dst_ptr]) \n"
|
||||
"sb $t0, 0(%[dst_ptr]) \n"
|
||||
".set pop \n"
|
||||
: [dst_ptr] "+r" (dst_ptr),
|
||||
[src_ptr1] "+r" (src_ptr1),
|
||||
[src_ptr] "+r" (src_ptr),
|
||||
[dst_width] "+r" (dst_width)
|
||||
: [source_y_fraction] "r" (source_y_fraction),
|
||||
[y0_fraction] "r" (y0_fraction),
|
||||
[src_stride] "r" (src_stride)
|
||||
: "t0", "t1", "t2", "t3", "t4", "t5",
|
||||
"t6", "t7", "t8", "t9"
|
||||
);
|
||||
}
|
||||
|
||||
#endif // if defined(__mips_dsp) && (__mips_dsp_rev >= 2)
|
||||
|
||||
#ifdef __cplusplus
|
||||
} // extern "C"
|
||||
} // namespace libyuv
|
||||
#endif
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user