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| author | Hal Finkel <hfinkel@anl.gov> | 2013-04-03 14:40:16 +0000 |
|---|---|---|
| committer | Hal Finkel <hfinkel@anl.gov> | 2013-04-03 14:40:16 +0000 |
| commit | 7d52a41e320b8b22a9dde2481df2e5157e950d79 (patch) | |
| tree | 1b99bba5aafc51d23bb79c5565e2f36fcf9fe588 | |
| parent | d8f8f5847631aeff4714d42ae762c2c2266dcb23 (diff) | |
| download | external_llvm-7d52a41e320b8b22a9dde2481df2e5157e950d79.zip external_llvm-7d52a41e320b8b22a9dde2481df2e5157e950d79.tar.gz external_llvm-7d52a41e320b8b22a9dde2481df2e5157e950d79.tar.bz2 | |
PPC: Add a FIXME regarding the non-working fma+fneg Altivec pattern
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178658 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/PowerPC/PPCInstrAltivec.td | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/PPCInstrAltivec.td b/lib/Target/PowerPC/PPCInstrAltivec.td index 572424e..a5ba4c8 100644 --- a/lib/Target/PowerPC/PPCInstrAltivec.td +++ b/lib/Target/PowerPC/PPCInstrAltivec.td @@ -318,6 +318,8 @@ def VMADDFP : VAForm_1<46, (outs VRRC:$vD), (ins VRRC:$vA, VRRC:$vC, VRRC:$vB), "vmaddfp $vD, $vA, $vC, $vB", VecFP, [(set v4f32:$vD, (fma v4f32:$vA, v4f32:$vC, v4f32:$vB))]>; + +// FIXME: The fma+fneg pattern won't match because fneg is not legal. def VNMSUBFP: VAForm_1<47, (outs VRRC:$vD), (ins VRRC:$vA, VRRC:$vC, VRRC:$vB), "vnmsubfp $vD, $vA, $vC, $vB", VecFP, [(set v4f32:$vD, (fneg (fma v4f32:$vA, v4f32:$vC, |