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author | Michael Niedermayer <michaelni@gmx.at> | 2014-03-20 21:29:31 +0100 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2014-03-20 21:29:37 +0100 |
commit | 13405ecdfe7dffd77c32af0a2f18fdfa222c4d8d (patch) | |
tree | 5c376f46bc5b3d14f59636e4a43b454e1e4c7e1e /libavcodec/ppc/dsputil_ppc.c | |
parent | 047cf46e97541f6941cdb00cda009684e2aff5f1 (diff) | |
parent | 30f3f959879eee7890973e8cc9ce076450ced111 (diff) | |
download | ffmpeg-13405ecdfe7dffd77c32af0a2f18fdfa222c4d8d.tar.gz |
Merge commit '30f3f959879eee7890973e8cc9ce076450ced111'
* commit '30f3f959879eee7890973e8cc9ce076450ced111':
ppc: dsputil: K&R formatting cosmetics
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/ppc/dsputil_ppc.c')
-rw-r--r-- | libavcodec/ppc/dsputil_ppc.c | 59 |
1 files changed, 28 insertions, 31 deletions
diff --git a/libavcodec/ppc/dsputil_ppc.c b/libavcodec/ppc/dsputil_ppc.c index d7951292d2..2d80446ad9 100644 --- a/libavcodec/ppc/dsputil_ppc.c +++ b/libavcodec/ppc/dsputil_ppc.c @@ -51,23 +51,23 @@ */ static void clear_blocks_dcbz32_ppc(int16_t *blocks) { - register int misal = ((unsigned long)blocks & 0x00000010); + register int misal = ((unsigned long) blocks & 0x00000010); register int i = 0; + if (misal) { - ((unsigned long*)blocks)[0] = 0L; - ((unsigned long*)blocks)[1] = 0L; - ((unsigned long*)blocks)[2] = 0L; - ((unsigned long*)blocks)[3] = 0L; + ((unsigned long *) blocks)[0] = 0L; + ((unsigned long *) blocks)[1] = 0L; + ((unsigned long *) blocks)[2] = 0L; + ((unsigned long *) blocks)[3] = 0L; i += 16; } - for ( ; i < sizeof(int16_t)*6*64-31 ; i += 32) { - __asm__ volatile("dcbz %0,%1" : : "b" (blocks), "r" (i) : "memory"); - } + for (; i < sizeof(int16_t) * 6 * 64 - 31; i += 32) + __asm__ volatile ("dcbz %0,%1" :: "b" (blocks), "r" (i) : "memory"); if (misal) { - ((unsigned long*)blocks)[188] = 0L; - ((unsigned long*)blocks)[189] = 0L; - ((unsigned long*)blocks)[190] = 0L; - ((unsigned long*)blocks)[191] = 0L; + ((unsigned long *) blocks)[188] = 0L; + ((unsigned long *) blocks)[189] = 0L; + ((unsigned long *) blocks)[190] = 0L; + ((unsigned long *) blocks)[191] = 0L; i += 16; } } @@ -77,23 +77,23 @@ static void clear_blocks_dcbz32_ppc(int16_t *blocks) #if HAVE_DCBZL static void clear_blocks_dcbz128_ppc(int16_t *blocks) { - register int misal = ((unsigned long)blocks & 0x0000007f); + register int misal = ((unsigned long) blocks & 0x0000007f); register int i = 0; + if (misal) { /* We could probably also optimize this case, * but there's not much point as the machines * aren't available yet (2003-06-26). */ - memset(blocks, 0, sizeof(int16_t)*6*64); + memset(blocks, 0, sizeof(int16_t) * 6 * 64); + } else { + for (; i < sizeof(int16_t) * 6 * 64; i += 128) + __asm__ volatile ("dcbzl %0,%1" :: "b" (blocks), "r" (i) : "memory"); } - else - for ( ; i < sizeof(int16_t)*6*64 ; i += 128) { - __asm__ volatile("dcbzl %0,%1" : : "b" (blocks), "r" (i) : "memory"); - } } #else static void clear_blocks_dcbz128_ppc(int16_t *blocks) { - memset(blocks, 0, sizeof(int16_t)*6*64); + memset(blocks, 0, sizeof(int16_t) * 6 * 64); } #endif @@ -110,9 +110,8 @@ static long check_dcbzl_effect(void) register long i = 0; long count = 0; - if (!fakedata) { + if (!fakedata) return 0L; - } fakedata_middle = (fakedata + 512); @@ -120,12 +119,11 @@ static long check_dcbzl_effect(void) /* Below the constraint "b" seems to mean "address base register" * in gcc-3.3 / RS/6000 speaks. Seems to avoid using r0, so.... */ - __asm__ volatile("dcbzl %0, %1" : : "b" (fakedata_middle), "r" (zero)); + __asm__ volatile ("dcbzl %0, %1" :: "b" (fakedata_middle), "r" (zero)); - for (i = 0; i < 1024 ; i ++) { - if (fakedata[i] == (char)0) + for (i = 0; i < 1024; i++) + if (fakedata[i] == (char) 0) count++; - } av_free(fakedata); @@ -134,7 +132,7 @@ static long check_dcbzl_effect(void) #else static long check_dcbzl_effect(void) { - return 0; + return 0; } #endif @@ -145,7 +143,7 @@ av_cold void ff_dsputil_init_ppc(DSPContext *c, AVCodecContext *avctx) // common optimizations whether AltiVec is available or not if (!high_bit_depth) { - switch (check_dcbzl_effect()) { + switch (check_dcbzl_effect()) { case 32: c->clear_blocks = clear_blocks_dcbz32_ppc; break; @@ -154,7 +152,7 @@ av_cold void ff_dsputil_init_ppc(DSPContext *c, AVCodecContext *avctx) break; default: break; - } + } } if (PPC_ALTIVEC(mm_flags)) { @@ -173,11 +171,10 @@ av_cold void ff_dsputil_init_ppc(DSPContext *c, AVCodecContext *avctx) if (avctx->lowres == 0 && avctx->bits_per_raw_sample <= 8) { if ((avctx->idct_algo == FF_IDCT_AUTO) || (avctx->idct_algo == FF_IDCT_ALTIVEC)) { - c->idct_put = ff_idct_put_altivec; - c->idct_add = ff_idct_add_altivec; + c->idct_put = ff_idct_put_altivec; + c->idct_add = ff_idct_add_altivec; c->idct_permutation_type = FF_TRANSPOSE_IDCT_PERM; } } - } } |