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| author | Bruno Cardoso Lopes <bruno.cardoso@gmail.com> | 2009-11-11 23:09:33 +0000 |
|---|---|---|
| committer | Bruno Cardoso Lopes <bruno.cardoso@gmail.com> | 2009-11-11 23:09:33 +0000 |
| commit | 9089ba8e5e76ab507d5f45c3791babb5bbc26f67 (patch) | |
| tree | 5c50e9c4e8bba28f9b062fec6e9d4fbb021cb674 /lib | |
| parent | 1697652922452529e2f20730398d09a69a60e530 (diff) | |
| download | external_llvm-9089ba8e5e76ab507d5f45c3791babb5bbc26f67.zip external_llvm-9089ba8e5e76ab507d5f45c3791babb5bbc26f67.tar.gz external_llvm-9089ba8e5e76ab507d5f45c3791babb5bbc26f67.tar.bz2 | |
A real solution for the first part of PR5445
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86895 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/Mips/MipsInstrFPU.td | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/Target/Mips/MipsInstrFPU.td b/lib/Target/Mips/MipsInstrFPU.td index 8fa1c65..b7d02bc 100644 --- a/lib/Target/Mips/MipsInstrFPU.td +++ b/lib/Target/Mips/MipsInstrFPU.td @@ -281,10 +281,15 @@ def MOVCCRToCCR : MipsPseudo<(outs CCR:$dst), (ins CCR:$src), // Floating Point Patterns //===----------------------------------------------------------------------===// def fpimm0 : PatLeaf<(fpimm), [{ - return N->isExactlyValue(+0.0) || N->isExactlyValue(-0.0); + return N->isExactlyValue(+0.0); +}]>; + +def fpimm0neg : PatLeaf<(fpimm), [{ + return N->isExactlyValue(-0.0); }]>; def : Pat<(f32 fpimm0), (MTC1 ZERO)>; +def : Pat<(f32 fpimm0neg), (FNEG_S32 (MTC1 ZERO))>; def : Pat<(f32 (sint_to_fp CPURegs:$src)), (CVTS_W32 (MTC1 CPURegs:$src))>; def : Pat<(f64 (sint_to_fp CPURegs:$src)), (CVTD_W32 (MTC1 CPURegs:$src))>; |