diff options
Diffstat (limited to 'lib/CodeGen/TargetInfo.cpp')
-rw-r--r-- | lib/CodeGen/TargetInfo.cpp | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/lib/CodeGen/TargetInfo.cpp b/lib/CodeGen/TargetInfo.cpp index c17828974e..f705b4eced 100644 --- a/lib/CodeGen/TargetInfo.cpp +++ b/lib/CodeGen/TargetInfo.cpp @@ -5573,17 +5573,14 @@ void ARMABIInfo::setCCs() { // AAPCS apparently requires runtime support functions to be soft-float, but // that's almost certainly for historic reasons (Thumb1 not supporting VFP // most likely). It's more convenient for AAPCS16_VFP to be hard-float. - switch (getABIKind()) { - case APCS: - case AAPCS16_VFP: - if (abiCC != getLLVMDefaultCC()) + + // The Run-time ABI for the ARM Architecture section 4.1.2 requires + // AEABI-complying FP helper functions to use the base AAPCS. + // These AEABI functions are expanded in the ARM llvm backend, all the builtin + // support functions emitted by clang such as the _Complex helpers follow the + // abiCC. + if (abiCC != getLLVMDefaultCC()) BuiltinCC = abiCC; - break; - case AAPCS: - case AAPCS_VFP: - BuiltinCC = llvm::CallingConv::ARM_AAPCS; - break; - } } ABIArgInfo ARMABIInfo::classifyArgumentType(QualType Ty, |