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video: fix warnings about unused variables when building without duff's loop

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(cherry picked from commit 0c3777d5661dd0bf60ba3db634f79c2121371092)
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Anonymous Maarten 2023-03-18 20:47:24 +01:00 committed by Sam Lantinga
parent ec3e333fb8
commit 85fecbb10b
1 changed files with 4 additions and 1 deletions
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5
src/video/SDL_blit_A.c
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@ -868,6 +868,7 @@ static void Blit565to565SurfaceAlphaMMX(SDL_BlitInfo *info)
int dstskip = info->dst_skip >> 1; int dstskip = info->dst_skip >> 1;
Uint32 s, d; Uint32 s, d;
#ifdef USE_DUFFS_LOOP
__m64 src1, dst1, src2, dst2, gmask, bmask, mm_res, mm_alpha; __m64 src1, dst1, src2, dst2, gmask, bmask, mm_res, mm_alpha;
alpha &= ~(1 + 2 + 4); /* cut alpha to get the exact same behaviour */ alpha &= ~(1 + 2 + 4); /* cut alpha to get the exact same behaviour */
@ -883,6 +884,7 @@ static void Blit565to565SurfaceAlphaMMX(SDL_BlitInfo *info)
/* Setup the 565 color channel masks */ /* Setup the 565 color channel masks */
gmask = _mm_set_pi32(0x07E007E0, 0x07E007E0); /* MASKGREEN -> gmask */ gmask = _mm_set_pi32(0x07E007E0, 0x07E007E0); /* MASKGREEN -> gmask */
bmask = _mm_set_pi32(0x001F001F, 0x001F001F); /* MASKBLUE -> bmask */ bmask = _mm_set_pi32(0x001F001F, 0x001F001F); /* MASKBLUE -> bmask */
#endif
while (height--) { while (height--) {
/* *INDENT-OFF* */ /* clang-format off */ /* *INDENT-OFF* */ /* clang-format off */
@ -1004,6 +1006,7 @@ static void Blit555to555SurfaceAlphaMMX(SDL_BlitInfo *info)
int dstskip = info->dst_skip >> 1; int dstskip = info->dst_skip >> 1;
Uint32 s, d; Uint32 s, d;
#ifdef USE_DUFFS_LOOP
__m64 src1, dst1, src2, dst2, rmask, gmask, bmask, mm_res, mm_alpha; __m64 src1, dst1, src2, dst2, rmask, gmask, bmask, mm_res, mm_alpha;
alpha &= ~(1 + 2 + 4); /* cut alpha to get the exact same behaviour */ alpha &= ~(1 + 2 + 4); /* cut alpha to get the exact same behaviour */
@ -1020,7 +1023,7 @@ static void Blit555to555SurfaceAlphaMMX(SDL_BlitInfo *info)
rmask = _mm_set_pi32(0x7C007C00, 0x7C007C00); /* MASKRED -> rmask */ rmask = _mm_set_pi32(0x7C007C00, 0x7C007C00); /* MASKRED -> rmask */
gmask = _mm_set_pi32(0x03E003E0, 0x03E003E0); /* MASKGREEN -> gmask */ gmask = _mm_set_pi32(0x03E003E0, 0x03E003E0); /* MASKGREEN -> gmask */
bmask = _mm_set_pi32(0x001F001F, 0x001F001F); /* MASKBLUE -> bmask */ bmask = _mm_set_pi32(0x001F001F, 0x001F001F); /* MASKBLUE -> bmask */
#endif
while (height--) { while (height--) {
/* *INDENT-OFF* */ /* clang-format off */ /* *INDENT-OFF* */ /* clang-format off */
DUFFS_LOOP_124( DUFFS_LOOP_124(