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| author | Sanjay Patel <spatel@rotateright.com> | 2015-04-27 22:23:17 +0000 |
|---|---|---|
| committer | Sanjay Patel <spatel@rotateright.com> | 2015-04-27 22:23:17 +0000 |
| commit | ca5ad5fb6dc7d39cddb687adde1f9bef20b63bd8 (patch) | |
| tree | 68aabf69e1db48190576d6c9fe2f6c0219bb7a8e | |
| parent | 98d79dace33789348d4a4c641c9338d39801ff20 (diff) | |
| download | bcm5719-llvm-ca5ad5fb6dc7d39cddb687adde1f9bef20b63bd8.tar.gz bcm5719-llvm-ca5ad5fb6dc7d39cddb687adde1f9bef20b63bd8.zip | |
remove obsolete pattern matches for scalar SSE ops
The blendi pattern should always replace the insertps pattern after:
http://reviews.llvm.org/rL232850
http://reviews.llvm.org/rL235124
llvm-svn: 235930
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrSSE.td | 16 |
1 files changed, 1 insertions, 15 deletions
diff --git a/llvm/lib/Target/X86/X86InstrSSE.td b/llvm/lib/Target/X86/X86InstrSSE.td index dfaf9c27d1e..2b418aada85 100644 --- a/llvm/lib/Target/X86/X86InstrSSE.td +++ b/llvm/lib/Target/X86/X86InstrSSE.td @@ -3173,15 +3173,8 @@ multiclass scalar_math_f32_patterns<SDNode Op, string OpcPrefix> { (!cast<I>(OpcPrefix#SSrr_Int) v4f32:$dst, v4f32:$src)>; } - // With SSE 4.1, insertps/blendi are preferred to movsd, so match those too. + // With SSE 4.1, blendi is preferred to movsd, so match that too. let Predicates = [UseSSE41] in { - // extracted scalar math op with insert via insertps - def : Pat<(v4f32 (X86insertps (v4f32 VR128:$dst), (v4f32 (scalar_to_vector - (Op (f32 (vector_extract (v4f32 VR128:$dst), (iPTR 0))), - FR32:$src))), (iPTR 0))), - (!cast<I>(OpcPrefix#SSrr_Int) v4f32:$dst, - (COPY_TO_REGCLASS FR32:$src, VR128))>; - // extracted scalar math op with insert via blend def : Pat<(v4f32 (X86Blendi (v4f32 VR128:$dst), (v4f32 (scalar_to_vector (Op (f32 (vector_extract (v4f32 VR128:$dst), (iPTR 0))), @@ -3199,13 +3192,6 @@ multiclass scalar_math_f32_patterns<SDNode Op, string OpcPrefix> { // Repeat everything for AVX, except for the movss + scalar combo... // because that one shouldn't occur with AVX codegen? let Predicates = [HasAVX] in { - // extracted scalar math op with insert via insertps - def : Pat<(v4f32 (X86insertps (v4f32 VR128:$dst), (v4f32 (scalar_to_vector - (Op (f32 (vector_extract (v4f32 VR128:$dst), (iPTR 0))), - FR32:$src))), (iPTR 0))), - (!cast<I>("V"#OpcPrefix#SSrr_Int) v4f32:$dst, - (COPY_TO_REGCLASS FR32:$src, VR128))>; - // extracted scalar math op with insert via blend def : Pat<(v4f32 (X86Blendi (v4f32 VR128:$dst), (v4f32 (scalar_to_vector (Op (f32 (vector_extract (v4f32 VR128:$dst), (iPTR 0))), |
