diff options
| -rw-r--r-- | clang/lib/Basic/Targets.cpp | 8 | ||||
| -rw-r--r-- | clang/test/CodeGen/x86_32-arguments-iamcu.c | 2 |
2 files changed, 7 insertions, 3 deletions
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp index 70fa6b3f1bf..a88c614e1f4 100644 --- a/clang/lib/Basic/Targets.cpp +++ b/clang/lib/Basic/Targets.cpp @@ -2335,8 +2335,7 @@ class X86TargetInfo : public TargetInfo { public: X86TargetInfo(const llvm::Triple &Triple) : TargetInfo(Triple) { BigEndian = false; - LongDoubleFormat = Triple.isOSIAMCU() ? &llvm::APFloat::IEEEdouble - : &llvm::APFloat::x87DoubleExtended; + LongDoubleFormat = &llvm::APFloat::x87DoubleExtended; } unsigned getFloatEvalMethod() const override { // X87 evaluates with 80 bits "long double" precision. @@ -3624,6 +3623,11 @@ public: IntPtrType = SignedInt; RegParmMax = 3; + if (getTriple().isOSIAMCU()) { + LongDoubleWidth = 64; + LongDoubleFormat = &llvm::APFloat::IEEEdouble; + } + // Use fpret for all types. RealTypeUsesObjCFPRet = ((1 << TargetInfo::Float) | (1 << TargetInfo::Double) | diff --git a/clang/test/CodeGen/x86_32-arguments-iamcu.c b/clang/test/CodeGen/x86_32-arguments-iamcu.c index bac2fb71a08..12fafdf4f53 100644 --- a/clang/test/CodeGen/x86_32-arguments-iamcu.c +++ b/clang/test/CodeGen/x86_32-arguments-iamcu.c @@ -57,6 +57,6 @@ st12_t retLargeStruct(int i1, st12_t r) { return r; } // CHECK-LABEL: define i32 @varArgs(i32 inreg %i1, ...) int varArgs(int i1, ...) { return i1; } -// CHECK-LABEL: define double @longDoubleArg(double %ld1) +// CHECK-LABEL: define double @longDoubleArg(double inreg %ld1) long double longDoubleArg(long double ld1) { return ld1; } |
