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| author | Akira Hatanaka <ahatanaka@mips.com> | 2011-11-07 21:38:58 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@mips.com> | 2011-11-07 21:38:58 +0000 |
| commit | 4cae74bd7450c1ec29369229e50052dfac5c09d7 (patch) | |
| tree | 139af62a29937965570a1534b0d33015ba247b0c /lib | |
| parent | c370619bac3ad2e9c9ae08a4c2fa9652b7ab31f7 (diff) | |
| download | llvm-4cae74bd7450c1ec29369229e50052dfac5c09d7.tar.gz llvm-4cae74bd7450c1ec29369229e50052dfac5c09d7.tar.bz2 llvm-4cae74bd7450c1ec29369229e50052dfac5c09d7.tar.xz | |
Various Mips64 floating point instruction patterns.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144019 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/Mips/MipsInstrFPU.td | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/lib/Target/Mips/MipsInstrFPU.td b/lib/Target/Mips/MipsInstrFPU.td index baf3ebd163..7638f5486a 100644 --- a/lib/Target/Mips/MipsInstrFPU.td +++ b/lib/Target/Mips/MipsInstrFPU.td @@ -317,13 +317,28 @@ def : Pat<(f32 fpimm0), (MTC1 ZERO)>; def : Pat<(f32 fpimm0neg), (FNEG_S (MTC1 ZERO))>; def : Pat<(f32 (sint_to_fp CPURegs:$src)), (CVT_S_W (MTC1 CPURegs:$src))>; -def : Pat<(f64 (sint_to_fp CPURegs:$src)), (CVT_D32_W (MTC1 CPURegs:$src))>; - def : Pat<(i32 (fp_to_sint FGR32:$src)), (MFC1 (TRUNC_W_S FGR32:$src))>; -def : Pat<(i32 (fp_to_sint AFGR64:$src)), (MFC1 (TRUNC_W_D32 AFGR64:$src))>; let Predicates = [NotFP64bit] in { + def : Pat<(f64 (sint_to_fp CPURegs:$src)), (CVT_D32_W (MTC1 CPURegs:$src))>; + def : Pat<(i32 (fp_to_sint AFGR64:$src)), (MFC1 (TRUNC_W_D32 AFGR64:$src))>; def : Pat<(f32 (fround AFGR64:$src)), (CVT_S_D32 AFGR64:$src)>; def : Pat<(f64 (fextend FGR32:$src)), (CVT_D32_S FGR32:$src)>; } +let Predicates = [IsFP64bit] in { + def : Pat<(f64 fpimm0), (DMTC1 ZERO_64)>; + def : Pat<(f64 fpimm0neg), (FNEG_D64 (DMTC1 ZERO_64))>; + + def : Pat<(f64 (sint_to_fp CPURegs:$src)), (CVT_D64_W (MTC1 CPURegs:$src))>; + def : Pat<(f32 (sint_to_fp CPU64Regs:$src)), + (CVT_S_L (DMTC1 CPU64Regs:$src))>; + def : Pat<(f64 (sint_to_fp CPU64Regs:$src)), + (CVT_D64_L (DMTC1 CPU64Regs:$src))>; + + def : Pat<(i32 (fp_to_sint FGR64:$src)), (MFC1 (TRUNC_W_D64 FGR64:$src))>; + def : Pat<(i64 (fp_to_sint FGR64:$src)), (DMFC1 (TRUNC_L_D64 FGR64:$src))>; + + def : Pat<(f32 (fround FGR64:$src)), (CVT_S_D64 FGR64:$src)>; + def : Pat<(f64 (fextend FGR32:$src)), (CVT_D64_S FGR32:$src)>; +}
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