diff options
| author | Romain Dolbeau <dolbeau@irisa.fr> | 2003-07-09 20:18:13 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2003-07-09 20:18:13 +0000 |
| commit | e45a2872fafe631c14aee9f79d0963d68c4fc1fd (patch) | |
| tree | 8c559f7a215414fb8207f7f524702d11d5b9dce0 /libavcodec/ppc/fft_altivec.c | |
| parent | 0273ceebbd01f9fd5238558e6151e0b9aa3305ab (diff) | |
1) remove TBL support in PPC performance. It's much more useful to use the
PMCs, and with Apple's CHUD it's fairly easy too. No reason to keep useless
code around
2) make the PPC perf stuff a configure option
3) make put_pixels16_altivec a bit faster by unrolling the loop by 4
patch by (Romain Dolbeau <dolbeau at irisa dot fr>)
Originally committed as revision 2022 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/ppc/fft_altivec.c')
| -rw-r--r-- | libavcodec/ppc/fft_altivec.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/libavcodec/ppc/fft_altivec.c b/libavcodec/ppc/fft_altivec.c index 75c95bb879..e39c9dbb73 100644 --- a/libavcodec/ppc/fft_altivec.c +++ b/libavcodec/ppc/fft_altivec.c @@ -62,7 +62,7 @@ */ void fft_calc_altivec(FFTContext *s, FFTComplex *z) { -POWERPC_TBL_DECLARE(altivec_fft_num, s->nbits >= 6); +POWERPC_PERF_DECLARE(altivec_fft_num, s->nbits >= 6); #ifdef ALTIVEC_USE_REFERENCE_C_CODE int ln = s->nbits; int j, np, np2; @@ -72,7 +72,7 @@ POWERPC_TBL_DECLARE(altivec_fft_num, s->nbits >= 6); int l; FFTSample tmp_re, tmp_im; -POWERPC_TBL_START_COUNT(altivec_fft_num, s->nbits >= 6); +POWERPC_PERF_START_COUNT(altivec_fft_num, s->nbits >= 6); np = 1 << ln; @@ -137,7 +137,7 @@ POWERPC_TBL_START_COUNT(altivec_fft_num, s->nbits >= 6); nloops = nloops << 1; } while (nblocks != 0); -POWERPC_TBL_STOP_COUNT(altivec_fft_num, s->nbits >= 6); +POWERPC_PERF_STOP_COUNT(altivec_fft_num, s->nbits >= 6); #else /* ALTIVEC_USE_REFERENCE_C_CODE */ #ifdef CONFIG_DARWIN @@ -153,7 +153,7 @@ POWERPC_TBL_STOP_COUNT(altivec_fft_num, s->nbits >= 6); FFTComplex *cptr, *cptr1; int k; -POWERPC_TBL_START_COUNT(altivec_fft_num, s->nbits >= 6); +POWERPC_PERF_START_COUNT(altivec_fft_num, s->nbits >= 6); np = 1 << ln; @@ -241,7 +241,7 @@ POWERPC_TBL_START_COUNT(altivec_fft_num, s->nbits >= 6); nloops = nloops << 1; } while (nblocks != 0); -POWERPC_TBL_STOP_COUNT(altivec_fft_num, s->nbits >= 6); +POWERPC_PERF_STOP_COUNT(altivec_fft_num, s->nbits >= 6); #endif /* ALTIVEC_USE_REFERENCE_C_CODE */ } |