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comment out some optimized branch

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This commit is contained in:
Josh Coalson
2007-07-16 06:04:28 +00:00
parent 766539637f
commit 50bf3debb4
2 changed files with 4 additions and 2 deletions
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4
src/libFLAC/bitwriter.c
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@@ -556,7 +556,7 @@ FLAC__bool FLAC__bitwriter_write_rice_signed_block(FLAC__BitWriter *bw, const FL
msbits = uval >> parameter;
#if 1 /* OPT: can remove this special case if it doesn't make up for the extra compare */
#if 0 /* OPT: can remove this special case if it doesn't make up for the extra compare (doesn't make a statistically significant difference with msvc or gcc/x86) */
if(bw->bits && bw->bits + msbits + lsbits <= FLAC__BITS_PER_WORD) { /* i.e. if the whole thing fits in the current bwword */
/* ^^^ if bw->bits is 0 then we may have filled the buffer and have no free bwword to work in */
bw->bits = bw->bits + msbits + lsbits;
@@ -642,7 +642,7 @@ break1:
bw->buffer[bw->words++] = SWAP_BE_WORD_TO_HOST(bw->accum);
bw->accum = uval;
}
#if 1
#if 0
}
#endif
vals++;

2
src/libFLAC/stream_decoder.c
View File

@@ -420,8 +420,10 @@ static FLAC__StreamDecoderInitStatus init_stream_internal_(
#ifdef FLAC__CPU_IA32
FLAC__ASSERT(decoder->private_->cpuinfo.type == FLAC__CPUINFO_TYPE_IA32);
#ifdef FLAC__HAS_NASM
#if 0 /*@@@@@@ OPT: not clearly faster, needs more testing */
if(decoder->private_->cpuinfo.data.ia32.bswap)
decoder->private_->local_bitreader_read_rice_signed_block = FLAC__bitreader_read_rice_signed_block_asm_ia32_bswap;
#endif
if(decoder->private_->cpuinfo.data.ia32.mmx) {
decoder->private_->local_lpc_restore_signal = FLAC__lpc_restore_signal_asm_ia32;
decoder->private_->local_lpc_restore_signal_16bit = FLAC__lpc_restore_signal_asm_ia32_mmx;