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| author | Simon Pilgrim <llvm-dev@redking.me.uk> | 2018-03-23 14:27:26 +0000 |
|---|---|---|
| committer | Simon Pilgrim <llvm-dev@redking.me.uk> | 2018-03-23 14:27:26 +0000 |
| commit | 8619962c733e1ce5c4becc4b8bf6bd4a62b46f78 (patch) | |
| tree | 4f24ec36ad1bddbfa08b7c03e1060da07314f71c /llvm/lib/Target | |
| parent | a0c5f3eff172f515ab579193fa4099e9141ef46b (diff) | |
| download | bcm5719-llvm-8619962c733e1ce5c4becc4b8bf6bd4a62b46f78.tar.gz bcm5719-llvm-8619962c733e1ce5c4becc4b8bf6bd4a62b46f78.zip | |
[X86][Btver2] Cleanup SSE42 PCMPISTR/PCMPESTR string instructions to correctly use JFPU1 scheduler pipe followed by JLAGU/JSAGU/JFPA/JVALU function units
Fixes throughput to match Agner/Fam16h-SoG as well.
llvm-svn: 328318
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/X86/X86ScheduleBtVer2.td | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/llvm/lib/Target/X86/X86ScheduleBtVer2.td b/llvm/lib/Target/X86/X86ScheduleBtVer2.td index f4289803c88..47a4d67d39d 100644 --- a/llvm/lib/Target/X86/X86ScheduleBtVer2.td +++ b/llvm/lib/Target/X86/X86ScheduleBtVer2.td @@ -343,13 +343,13 @@ defm : JWriteResFpuPair<WriteVarVecShift, [JFPU01, JVALU], 1>; // NOTE: Doesn't //////////////////////////////////////////////////////////////////////////////// // SSE42 String instructions. -// FIXME: approximate latencies + pipe dependencies +// FIXME: Latency+i //////////////////////////////////////////////////////////////////////////////// -defm : JWriteResFpuPair<WritePCmpIStrI, [JFPU1, JFPU0], 7, [2, 2], 3>; -defm : JWriteResFpuPair<WritePCmpIStrM, [JFPU1, JFPU0], 8, [2, 2], 3>; -defm : JWriteResFpuPair<WritePCmpEStrI, [JFPU1, JLAGU, JFPU01, JFPU1, JFPU0], 14, [5, 5, 5, 5, 5], 9>; -defm : JWriteResFpuPair<WritePCmpEStrM, [JFPU1, JLAGU, JFPU01, JFPU1, JFPU0], 14, [5, 5, 5, 5, 5], 9>; +defm : JWriteResFpuPair<WritePCmpIStrI, [JFPU1, JVALU1, JFPA], 7, [1, 2, 1], 3>; +defm : JWriteResFpuPair<WritePCmpIStrM, [JFPU1, JVALU1, JFPA], 8, [1, 2, 1], 3>; +defm : JWriteResFpuPair<WritePCmpEStrI, [JFPU1, JSAGU, JLAGU, JVALU, JVALU1, JFPA], 14, [1, 2, 2, 6, 4, 1], 9>; +defm : JWriteResFpuPair<WritePCmpEStrM, [JFPU1, JSAGU, JLAGU, JVALU, JVALU1, JFPA], 14, [1, 2, 2, 6, 4, 1], 9>; //////////////////////////////////////////////////////////////////////////////// // AES Instructions. |
