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| author | Tim Northover <tnorthover@apple.com> | 2015-11-02 19:32:23 +0000 |
|---|---|---|
| committer | Tim Northover <tnorthover@apple.com> | 2015-11-02 19:32:23 +0000 |
| commit | 4c5cb9c1da64f9cf7487bdf47e0bcee97d4b86aa (patch) | |
| tree | ae68f42ba37c6a6672f8508e13465084e8f6da2d /clang/lib/CodeGen/TargetInfo.cpp | |
| parent | 998c8a1c1c1cd0fa1cb1e1368abc52ba23caa987 (diff) | |
| download | bcm5719-llvm-4c5cb9c1da64f9cf7487bdf47e0bcee97d4b86aa.tar.gz bcm5719-llvm-4c5cb9c1da64f9cf7487bdf47e0bcee97d4b86aa.zip | |
Fix va_arg on watchOS.
As in other contexts, alignments can go up to 16 bytes in a va_list.
llvm-svn: 251821
Diffstat (limited to 'clang/lib/CodeGen/TargetInfo.cpp')
| -rw-r--r-- | clang/lib/CodeGen/TargetInfo.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/TargetInfo.cpp b/clang/lib/CodeGen/TargetInfo.cpp index 9b5ac4fc6ce..0131f9dbb1a 100644 --- a/clang/lib/CodeGen/TargetInfo.cpp +++ b/clang/lib/CodeGen/TargetInfo.cpp @@ -5301,6 +5301,10 @@ Address ARMABIInfo::EmitVAArg(CodeGenFunction &CGF, Address VAListAddr, getABIKind() == ARMABIInfo::AAPCS) { TyAlignForABI = std::max(TyAlignForABI, CharUnits::fromQuantity(4)); TyAlignForABI = std::min(TyAlignForABI, CharUnits::fromQuantity(8)); + } else if (getABIKind() == ARMABIInfo::AAPCS16_VFP) { + // ARMv7k allows type alignment up to 16 bytes. + TyAlignForABI = std::max(TyAlignForABI, CharUnits::fromQuantity(4)); + TyAlignForABI = std::min(TyAlignForABI, CharUnits::fromQuantity(16)); } else { TyAlignForABI = CharUnits::fromQuantity(4); } |
