diff options
| author | David Schleef <ds@schleef.org> | 2011-10-03 06:44:45 +0400 |
|---|---|---|
| committer | David Schleef <ds@schleef.org> | 2011-10-03 06:44:45 +0400 |
| commit | e8267baff425821ee6366abe1d6a1a7ba8a25c45 (patch) | |
| tree | 3eb67740c33e58ccaf0c2ad75af755b571b0102e | |
| parent | ee163ec79b8c8d83e2d182e579f5e6b570beff71 (diff) | |
mmx: update from sse
| -rw-r--r-- | orc/orcprogram-mmx.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/orc/orcprogram-mmx.c b/orc/orcprogram-mmx.c index 021b726..c921b60 100644 --- a/orc/orcprogram-mmx.c +++ b/orc/orcprogram-mmx.c @@ -768,6 +768,7 @@ orc_compiler_mmx_assemble (OrcCompiler *compiler) int set_mxcsr = FALSE; #endif int align_var; + int is_aligned; if (0 && orc_x86_assemble_copy_check (compiler)) { /* The rep movs implementation isn't faster most of the time */ @@ -776,8 +777,7 @@ orc_compiler_mmx_assemble (OrcCompiler *compiler) } align_var = get_align_var (compiler); - - compiler->vars[align_var].is_aligned = FALSE; + is_aligned = compiler->vars[align_var].is_aligned; { orc_mmx_emit_loop (compiler, 0, 0); @@ -830,11 +830,11 @@ orc_compiler_mmx_assemble (OrcCompiler *compiler) compiler->program->constant_n <= ORC_MMX_ALIGNED_DEST_CUTOFF) { /* don't need to load n */ } else if (compiler->loop_shift > 0) { - if (!compiler->has_iterator_opcode) { + if (compiler->has_iterator_opcode || is_aligned) { + orc_emit_split_2_regions (compiler); + } else { /* split n into three regions, with center region being aligned */ orc_emit_split_3_regions (compiler); - } else { - orc_emit_split_2_regions (compiler); } } else { /* loop shift is 0, no need to split */ @@ -879,7 +879,7 @@ orc_compiler_mmx_assemble (OrcCompiler *compiler) int emit_region1 = TRUE; int emit_region3 = TRUE; - if (compiler->has_iterator_opcode) { + if (compiler->has_iterator_opcode || is_aligned) { emit_region1 = FALSE; } if (compiler->loop_shift == 0) { |