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GCC: replace mov .8h with mov .16b

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mov Vy.8h, Vx.8h isn't a valid instruction. Clang/LLVM
automatically replace it with mov Vy.16b, Vx.16b.

Bug: chromium:819294
Change-Id: I8a0cbf2e6c4efcc6c1e38812cee949bde7e99b11
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/2922147
Reviewed-by: Frank Barchard <fbarchard@chromium.org>
This commit is contained in:
Stephan Hartmann 2021-05-27 15:25:31 +00:00 committed by Frank Barchard
parent 5b3351bd07
commit 6ea7647b6e
1 changed files with 9 additions and 9 deletions
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18
source/scale_neon64.cc
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@ -601,8 +601,8 @@ void ScaleRowUp2_Bilinear_NEON(const uint8_t* src_ptr,
"umlal v4.8h, v1.8b, v31.8b \n" // 3*near+far (2, odd) "umlal v4.8h, v1.8b, v31.8b \n" // 3*near+far (2, odd)
"umlal v5.8h, v0.8b, v31.8b \n" // 3*near+far (2, even) "umlal v5.8h, v0.8b, v31.8b \n" // 3*near+far (2, even)
"mov v0.8h, v4.8h \n" "mov v0.16b, v4.16b \n"
"mov v1.8h, v5.8h \n" "mov v1.16b, v5.16b \n"
"mla v4.8h, v2.8h, v30.8h \n" // 9 3 3 1 (1, odd) "mla v4.8h, v2.8h, v30.8h \n" // 9 3 3 1 (1, odd)
"mla v5.8h, v3.8h, v30.8h \n" // 9 3 3 1 (1, even) "mla v5.8h, v3.8h, v30.8h \n" // 9 3 3 1 (1, even)
"mla v2.8h, v0.8h, v30.8h \n" // 9 3 3 1 (2, odd) "mla v2.8h, v0.8h, v30.8h \n" // 9 3 3 1 (2, odd)
@ -642,7 +642,7 @@ void ScaleRowUp2_Linear_12_NEON(const uint16_t* src_ptr,
"ld1 {v1.8h}, [%1], #16 \n" // 12345678 (16b) "ld1 {v1.8h}, [%1], #16 \n" // 12345678 (16b)
"prfm pldl1keep, [%0, 448] \n" // prefetch 7 lines ahead "prfm pldl1keep, [%0, 448] \n" // prefetch 7 lines ahead
"mov v2.8h, v0.8h \n" "mov v2.16b, v0.16b \n"
"mla v0.8h, v1.8h, v31.8h \n" // 3*near+far (odd) "mla v0.8h, v1.8h, v31.8h \n" // 3*near+far (odd)
"mla v1.8h, v2.8h, v31.8h \n" // 3*near+far (even) "mla v1.8h, v2.8h, v31.8h \n" // 3*near+far (even)
@ -679,7 +679,7 @@ void ScaleRowUp2_Bilinear_12_NEON(const uint16_t* src_ptr,
"ld1 {v3.8h}, [%2], #16 \n" // 12345678 (16b) "ld1 {v3.8h}, [%2], #16 \n" // 12345678 (16b)
"prfm pldl1keep, [%0, 448] \n" // prefetch 7 lines ahead "prfm pldl1keep, [%0, 448] \n" // prefetch 7 lines ahead
"mov v0.8h, v2.8h \n" "mov v0.16b, v2.16b \n"
"mla v2.8h, v3.8h, v31.8h \n" // 3*near+far (odd) "mla v2.8h, v3.8h, v31.8h \n" // 3*near+far (odd)
"mla v3.8h, v0.8h, v31.8h \n" // 3*near+far (even) "mla v3.8h, v0.8h, v31.8h \n" // 3*near+far (even)
@ -687,12 +687,12 @@ void ScaleRowUp2_Bilinear_12_NEON(const uint16_t* src_ptr,
"ld1 {v5.8h}, [%3], #16 \n" // 12345678 (16b) "ld1 {v5.8h}, [%3], #16 \n" // 12345678 (16b)
"prfm pldl1keep, [%1, 448] \n" // prefetch 7 lines ahead "prfm pldl1keep, [%1, 448] \n" // prefetch 7 lines ahead
"mov v0.8h, v4.8h \n" "mov v0.16b, v4.16b \n"
"mla v4.8h, v5.8h, v31.8h \n" // 3*near+far (odd) "mla v4.8h, v5.8h, v31.8h \n" // 3*near+far (odd)
"mla v5.8h, v0.8h, v31.8h \n" // 3*near+far (even) "mla v5.8h, v0.8h, v31.8h \n" // 3*near+far (even)
"mov v0.8h, v4.8h \n" "mov v0.16b, v4.16b \n"
"mov v1.8h, v5.8h \n" "mov v1.16b, v5.16b \n"
"mla v4.8h, v2.8h, v31.8h \n" // 9 3 3 1 (1, odd) "mla v4.8h, v2.8h, v31.8h \n" // 9 3 3 1 (1, odd)
"mla v5.8h, v3.8h, v31.8h \n" // 9 3 3 1 (1, even) "mla v5.8h, v3.8h, v31.8h \n" // 9 3 3 1 (1, even)
"mla v2.8h, v0.8h, v31.8h \n" // 9 3 3 1 (2, odd) "mla v2.8h, v0.8h, v31.8h \n" // 9 3 3 1 (2, odd)
@ -887,8 +887,8 @@ void ScaleUVRowUp2_Bilinear_NEON(const uint8_t* src_ptr,
"umlal v4.8h, v1.8b, v31.8b \n" // 3*near+far (2, odd) "umlal v4.8h, v1.8b, v31.8b \n" // 3*near+far (2, odd)
"umlal v5.8h, v0.8b, v31.8b \n" // 3*near+far (2, even) "umlal v5.8h, v0.8b, v31.8b \n" // 3*near+far (2, even)
"mov v0.8h, v4.8h \n" "mov v0.16b, v4.16b \n"
"mov v1.8h, v5.8h \n" "mov v1.16b, v5.16b \n"
"mla v4.8h, v2.8h, v30.8h \n" // 9 3 3 1 (1, odd) "mla v4.8h, v2.8h, v30.8h \n" // 9 3 3 1 (1, odd)
"mla v5.8h, v3.8h, v30.8h \n" // 9 3 3 1 (1, even) "mla v5.8h, v3.8h, v30.8h \n" // 9 3 3 1 (1, even)
"mla v2.8h, v0.8h, v30.8h \n" // 9 3 3 1 (2, odd) "mla v2.8h, v0.8h, v30.8h \n" // 9 3 3 1 (2, odd)