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| author | Evan Cheng <evan.cheng@apple.com> | 2012-04-11 00:13:00 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2012-04-11 00:13:00 +0000 |
| commit | 82509e5c62a99912c636b22e227b810eaf6eda78 (patch) | |
| tree | 4c7f36ce001590abdda1adea175a40a34ae0eb7c /lib/Target/ARM/ARMInstrInfo.td | |
| parent | 71fbed45d9f4e2e886afc7f22c058087e7872dc6 (diff) | |
| download | external_llvm-82509e5c62a99912c636b22e227b810eaf6eda78.zip external_llvm-82509e5c62a99912c636b22e227b810eaf6eda78.tar.gz external_llvm-82509e5c62a99912c636b22e227b810eaf6eda78.tar.bz2 | |
Fix a number of problems with ARM fused multiply add/subtract instructions.
1. The new instruction itinerary entries are not properly described.
2. The asm parser can't handle vfms and vfnms.
3. There were no assembler, disassembler test cases.
4. HasNEON2 has the wrong assembler predicate.
rdar://10139676
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154456 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMInstrInfo.td')
| -rw-r--r-- | lib/Target/ARM/ARMInstrInfo.td | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td index 6b8f4cc..37284f9 100644 --- a/lib/Target/ARM/ARMInstrInfo.td +++ b/lib/Target/ARM/ARMInstrInfo.td @@ -181,11 +181,11 @@ def HasVFP3 : Predicate<"Subtarget->hasVFP3()">, AssemblerPredicate<"FeatureVFP3">; def HasVFP4 : Predicate<"Subtarget->hasVFP4()">, AssemblerPredicate<"FeatureVFP4">; -def NoVFP4 : Predicate<"!Subtarget->hasVFP4()">; +def NoVFP4 : Predicate<"!Subtarget->hasVFP4()">; def HasNEON : Predicate<"Subtarget->hasNEON()">, AssemblerPredicate<"FeatureNEON">; def HasNEON2 : Predicate<"Subtarget->hasNEON2()">, - AssemblerPredicate<"FeatureNEON2">; + AssemblerPredicate<"FeatureNEON,FeatureVFP4">; def NoNEON2 : Predicate<"!Subtarget->hasNEON2()">; def HasFP16 : Predicate<"Subtarget->hasFP16()">, AssemblerPredicate<"FeatureFP16">; @@ -221,6 +221,9 @@ def UseMovt : Predicate<"Subtarget->useMovt()">; def DontUseMovt : Predicate<"!Subtarget->useMovt()">; def UseFPVMLx : Predicate<"Subtarget->useFPVMLx()">; +// Allow more precision in FP computation +def FPContractions : Predicate<"!TM.Options.NoExcessFPPrecision">; + //===----------------------------------------------------------------------===// // ARM Flag Definitions. |