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| author | Evan Cheng <evan.cheng@apple.com> | 2012-04-11 01:21:25 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2012-04-11 01:21:25 +0000 |
| commit | 92c904539a5e8c021c41d6f134e5df1f90c3eddd (patch) | |
| tree | 54f3329d6bb316a6d0db0dacb54bd396edcbcac1 /lib/Target/ARM/ARMInstrVFP.td | |
| parent | 0d82fe77f2b6f48b5fab131c1671169d154f8c69 (diff) | |
| download | llvm-92c904539a5e8c021c41d6f134e5df1f90c3eddd.tar.gz llvm-92c904539a5e8c021c41d6f134e5df1f90c3eddd.tar.bz2 llvm-92c904539a5e8c021c41d6f134e5df1f90c3eddd.tar.xz | |
Match (fneg (fma) to vfnma. rdar://10139676
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154469 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMInstrVFP.td')
| -rw-r--r-- | lib/Target/ARM/ARMInstrVFP.td | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMInstrVFP.td b/lib/Target/ARM/ARMInstrVFP.td index a9ad4fa4ec..1b0d58784d 100644 --- a/lib/Target/ARM/ARMInstrVFP.td +++ b/lib/Target/ARM/ARMInstrVFP.td @@ -1140,6 +1140,14 @@ def : Pat<(fsub_mlx (fneg (fmul_su SPR:$a, SPR:$b)), SPR:$dstin), (VFNMAS SPR:$dstin, SPR:$a, SPR:$b)>, Requires<[HasVFP4,DontUseNEONForFP,FPContractions]>; +// Match @llvm.fma.* intrinsics +def : Pat<(fneg (fma (f64 DPR:$Ddin), (f64 DPR:$Dn), (f64 DPR:$Dm))), + (VFNMAD DPR:$Ddin, DPR:$Dn, DPR:$Dm)>, + Requires<[HasVFP4]>; +def : Pat<(fneg (fma (f32 SPR:$Sdin), (f32 SPR:$Sn), (f32 SPR:$Sm))), + (VFNMAS SPR:$Sdin, SPR:$Sn, SPR:$Sm)>, + Requires<[HasVFP4]>; + def VFNMSD : ADbI<0b11101, 0b01, 0, 0, (outs DPR:$Dd), (ins DPR:$Ddin, DPR:$Dn, DPR:$Dm), IIC_fpFMAC64, "vfnms", ".f64\t$Dd, $Dn, $Dm", |