diff options
| author | Evan Cheng <evan.cheng@apple.com> | 2012-04-13 18:59:28 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2012-04-13 18:59:28 +0000 |
| commit | 7ece9539c287dd536f56e81c69291454186ad262 (patch) | |
| tree | 7ca569c24fcf75bf55011da3b44590bb9ca54ab5 /lib/Target | |
| parent | d6bf201fa20a5cd3aa9f61767081d1d03d8aee3c (diff) | |
| download | external_llvm-7ece9539c287dd536f56e81c69291454186ad262.zip external_llvm-7ece9539c287dd536f56e81c69291454186ad262.tar.gz external_llvm-7ece9539c287dd536f56e81c69291454186ad262.tar.bz2 | |
On Darwin targets, only use vfma etc. if the source use fma() intrinsic explicitly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154689 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target')
| -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 3caaa23..af0cafb 100644 --- a/lib/Target/ARM/ARMInstrInfo.td +++ b/lib/Target/ARM/ARMInstrInfo.td @@ -219,8 +219,11 @@ def UseFPVMLx : Predicate<"Subtarget->useFPVMLx()">; // Prefer fused MAC for fp mul + add over fp VMLA / VMLS if they are available. // But only select them if more precision in FP computation is allowed. -def UseFusedMAC : Predicate<"!TM.Options.NoExcessFPPrecision">; -def DontUseFusedMAC : Predicate<"!Subtarget->hasVFP4()">; +// Do not use them for Darwin platforms. +def UseFusedMAC : Predicate<"!TM.Options.NoExcessFPPrecision && " + "!Subtarget->isTargetDarwin()">; +def DontUseFusedMAC : Predicate<"!Subtarget->hasVFP4() || " + "Subtarget->isTargetDarwin()">; //===----------------------------------------------------------------------===// // ARM Flag Definitions. |