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R600: Disable FP exceptions.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215277 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault 2014-08-09 03:46:58 +00:00
parent d0ba0f6dd1
commit cce260012f
1 changed files with 5 additions and 0 deletions
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5
lib/Target/R600/AMDGPUISelLowering.cpp
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@ -376,6 +376,11 @@ AMDGPUTargetLowering::AMDGPUTargetLowering(TargetMachine &TM) :
setSchedulingPreference(Sched::RegPressure);
setJumpIsExpensive(true);
// SI at least has hardware support for floating point exceptions, but no way
// of using or handling them is implemented. They are also optional in OpenCL
// (Section 7.3)
setHasFloatingPointExceptions(false);
setSelectIsExpensive(false);
PredictableSelectIsExpensive = false;