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author | Nick Lewycky <nicholas@mxc.ca> | 2012-01-19 00:34:10 +0000 |
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committer | Nick Lewycky <nicholas@mxc.ca> | 2012-01-19 00:34:10 +0000 |
commit | 22de16dc7582dac43429ce0dcb374604020c01f5 (patch) | |
tree | cdf90f822164c39bf7a6c99518381a49b0cbf7b7 /include/llvm/Target | |
parent | 9b159710ebe8a37cba38ca0c5b465e362bd68af7 (diff) | |
download | external_llvm-22de16dc7582dac43429ce0dcb374604020c01f5.zip external_llvm-22de16dc7582dac43429ce0dcb374604020c01f5.tar.gz external_llvm-22de16dc7582dac43429ce0dcb374604020c01f5.tar.bz2 |
Add a TargetOption for disabling tail calls.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148442 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Target')
-rw-r--r-- | include/llvm/Target/TargetOptions.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/include/llvm/Target/TargetOptions.h b/include/llvm/Target/TargetOptions.h index 3f42bbe..852e67f 100644 --- a/include/llvm/Target/TargetOptions.h +++ b/include/llvm/Target/TargetOptions.h @@ -43,8 +43,9 @@ namespace llvm { NoNaNsFPMath(false), HonorSignDependentRoundingFPMathOption(false), UseSoftFloat(false), NoZerosInBSS(false), JITExceptionHandling(false), JITEmitDebugInfo(false), JITEmitDebugInfoToDisk(false), - GuaranteedTailCallOpt(false), StackAlignmentOverride(0), - RealignStack(true), DisableJumpTables(false), EnableFastISel(false), + GuaranteedTailCallOpt(false), DisableTailCalls(false), + StackAlignmentOverride(0), RealignStack(true), + DisableJumpTables(false), EnableFastISel(false), EnableSegmentedStacks(false), TrapFuncName(""), FloatABIType(FloatABI::Default) {} @@ -147,6 +148,10 @@ namespace llvm { /// as their parent function, etc.), using an alternate ABI if necessary. unsigned GuaranteedTailCallOpt : 1; + /// DisableTailCalls - This flag controls whether we will use tail calls. + /// Disabling them may be useful to maintain a correct call stack. + unsigned DisableTailCalls : 1; + /// StackAlignmentOverride - Override default stack alignment for target. unsigned StackAlignmentOverride; |