diff options
| -rw-r--r-- | clang/lib/CodeGen/TargetInfo.cpp | 10 | ||||
| -rw-r--r-- | clang/test/CodeGen/ppc64le-varargs-complex.c | 69 |
2 files changed, 76 insertions, 3 deletions
diff --git a/clang/lib/CodeGen/TargetInfo.cpp b/clang/lib/CodeGen/TargetInfo.cpp index 2e27b3c07eb..3a7ca335be7 100644 --- a/clang/lib/CodeGen/TargetInfo.cpp +++ b/clang/lib/CodeGen/TargetInfo.cpp @@ -3018,8 +3018,12 @@ llvm::Value *PPC64_SVR4_ABIInfo::EmitVAArg(llvm::Value *VAListAddr, if (CplxBaseSize && CplxBaseSize < 8) { llvm::Value *RealAddr = Builder.CreatePtrToInt(Addr, CGF.Int64Ty); llvm::Value *ImagAddr = RealAddr; - RealAddr = Builder.CreateAdd(RealAddr, Builder.getInt64(8 - CplxBaseSize)); - ImagAddr = Builder.CreateAdd(ImagAddr, Builder.getInt64(16 - CplxBaseSize)); + if (CGF.CGM.getDataLayout().isBigEndian()) { + RealAddr = Builder.CreateAdd(RealAddr, Builder.getInt64(8 - CplxBaseSize)); + ImagAddr = Builder.CreateAdd(ImagAddr, Builder.getInt64(16 - CplxBaseSize)); + } else { + ImagAddr = Builder.CreateAdd(ImagAddr, Builder.getInt64(8)); + } llvm::Type *PBaseTy = llvm::PointerType::getUnqual(CGF.ConvertType(BaseTy)); RealAddr = Builder.CreateIntToPtr(RealAddr, PBaseTy); ImagAddr = Builder.CreateIntToPtr(ImagAddr, PBaseTy); @@ -3037,7 +3041,7 @@ llvm::Value *PPC64_SVR4_ABIInfo::EmitVAArg(llvm::Value *VAListAddr, // If the argument is smaller than 8 bytes, it is right-adjusted in // its doubleword slot. Adjust the pointer to pick it up from the // correct offset. - if (SizeInBytes < 8) { + if (SizeInBytes < 8 && CGF.CGM.getDataLayout().isBigEndian()) { llvm::Value *AddrAsInt = Builder.CreatePtrToInt(Addr, CGF.Int64Ty); AddrAsInt = Builder.CreateAdd(AddrAsInt, Builder.getInt64(8 - SizeInBytes)); Addr = Builder.CreateIntToPtr(AddrAsInt, BP); diff --git a/clang/test/CodeGen/ppc64le-varargs-complex.c b/clang/test/CodeGen/ppc64le-varargs-complex.c new file mode 100644 index 00000000000..b89f462c380 --- /dev/null +++ b/clang/test/CodeGen/ppc64le-varargs-complex.c @@ -0,0 +1,69 @@ +// REQUIRES: powerpc-registered-target +// RUN: %clang_cc1 -triple powerpc64le-unknown-linux-gnu -emit-llvm -o - %s | FileCheck %s + +#include <stdarg.h> + +void testva (int n, ...) +{ + va_list ap; + + _Complex int i = va_arg(ap, _Complex int); + // CHECK: %[[VAR40:[A-Za-z0-9.]+]] = load i8** %[[VAR100:[A-Za-z0-9.]+]] + // CHECK-NEXT: %[[VAR41:[A-Za-z0-9.]+]] = getelementptr i8* %[[VAR40]], i64 16 + // CHECK-NEXT: store i8* %[[VAR41]], i8** %[[VAR100]] + // CHECK-NEXT: %[[VAR1:[A-Za-z0-9.]+]] = ptrtoint i8* %[[VAR40]] to i64 + // CHECK-NEXT: %[[VAR3:[A-Za-z0-9.]+]] = add i64 %[[VAR1]], 8 + // CHECK-NEXT: %[[VAR4:[A-Za-z0-9.]+]] = inttoptr i64 %[[VAR1]] to i32* + // CHECK-NEXT: %[[VAR5:[A-Za-z0-9.]+]] = inttoptr i64 %[[VAR3]] to i32* + // CHECK-NEXT: %[[VAR6:[A-Za-z0-9.]+]] = load i32* %[[VAR4]] + // CHECK-NEXT: %[[VAR7:[A-Za-z0-9.]+]] = load i32* %[[VAR5]] + // CHECK-NEXT: %[[VAR8:[A-Za-z0-9.]+]] = getelementptr inbounds { i32, i32 }* %[[VAR0:[A-Za-z0-9.]+]], i32 0, i32 0 + // CHECK-NEXT: %[[VAR9:[A-Za-z0-9.]+]] = getelementptr inbounds { i32, i32 }* %[[VAR0]], i32 0, i32 1 + // CHECK-NEXT: store i32 %[[VAR6]], i32* %[[VAR8]] + // CHECK-NEXT: store i32 %[[VAR7]], i32* %[[VAR9]] + + _Complex short s = va_arg(ap, _Complex short); + // CHECK: %[[VAR50:[A-Za-z0-9.]+]] = load i8** %[[VAR100:[A-Za-z0-9.]+]] + // CHECK-NEXT: %[[VAR51:[A-Za-z0-9.]+]] = getelementptr i8* %[[VAR50]], i64 16 + // CHECK-NEXT: store i8* %[[VAR51]], i8** %[[VAR100]] + // CHECK: %[[VAR11:[A-Za-z0-9.]+]] = ptrtoint i8* %{{[A-Za-z0-9.]+}} to i64 + // CHECK-NEXT: %[[VAR13:[A-Za-z0-9.]+]] = add i64 %[[VAR11]], 8 + // CHECK-NEXT: %[[VAR14:[A-Za-z0-9.]+]] = inttoptr i64 %[[VAR11]] to i16* + // CHECK-NEXT: %[[VAR15:[A-Za-z0-9.]+]] = inttoptr i64 %[[VAR13]] to i16* + // CHECK-NEXT: %[[VAR16:[A-Za-z0-9.]+]] = load i16* %[[VAR14]] + // CHECK-NEXT: %[[VAR17:[A-Za-z0-9.]+]] = load i16* %[[VAR15]] + // CHECK-NEXT: %[[VAR18:[A-Za-z0-9.]+]] = getelementptr inbounds { i16, i16 }* %[[VAR10:[A-Za-z0-9.]+]], i32 0, i32 0 + // CHECK-NEXT: %[[VAR19:[A-Za-z0-9.]+]] = getelementptr inbounds { i16, i16 }* %[[VAR10]], i32 0, i32 1 + // CHECK-NEXT: store i16 %[[VAR16]], i16* %[[VAR18]] + // CHECK-NEXT: store i16 %[[VAR17]], i16* %[[VAR19]] + + _Complex char c = va_arg(ap, _Complex char); + // CHECK: %[[VAR60:[A-Za-z0-9.]+]] = load i8** %[[VAR100:[A-Za-z0-9.]+]] + // CHECK-NEXT: %[[VAR61:[A-Za-z0-9.]+]] = getelementptr i8* %[[VAR60]], i64 16 + // CHECK-NEXT: store i8* %[[VAR61]], i8** %[[VAR100]] + // CHECK: %[[VAR21:[A-Za-z0-9.]+]] = ptrtoint i8* %{{[A-Za-z0-9.]+}} to i64 + // CHECK-NEXT: %[[VAR23:[A-Za-z0-9.]+]] = add i64 %[[VAR21]], 8 + // CHECK-NEXT: %[[VAR24:[A-Za-z0-9.]+]] = inttoptr i64 %[[VAR21]] to i8* + // CHECK-NEXT: %[[VAR25:[A-Za-z0-9.]+]] = inttoptr i64 %[[VAR23]] to i8* + // CHECK-NEXT: %[[VAR26:[A-Za-z0-9.]+]] = load i8* %[[VAR24]] + // CHECK-NEXT: %[[VAR27:[A-Za-z0-9.]+]] = load i8* %[[VAR25]] + // CHECK-NEXT: %[[VAR28:[A-Za-z0-9.]+]] = getelementptr inbounds { i8, i8 }* %[[VAR20:[A-Za-z0-9.]+]], i32 0, i32 0 + // CHECK-NEXT: %[[VAR29:[A-Za-z0-9.]+]] = getelementptr inbounds { i8, i8 }* %[[VAR20]], i32 0, i32 1 + // CHECK-NEXT: store i8 %[[VAR26]], i8* %[[VAR28]] + // CHECK-NEXT: store i8 %[[VAR27]], i8* %[[VAR29]] + + _Complex float f = va_arg(ap, _Complex float); + // CHECK: %[[VAR70:[A-Za-z0-9.]+]] = load i8** %[[VAR100:[A-Za-z0-9.]+]] + // CHECK-NEXT: %[[VAR71:[A-Za-z0-9.]+]] = getelementptr i8* %[[VAR70]], i64 16 + // CHECK-NEXT: store i8* %[[VAR71]], i8** %[[VAR100]] + // CHECK: %[[VAR31:[A-Za-z0-9.]+]] = ptrtoint i8* %{{[A-Za-z0-9.]+}} to i64 + // CHECK-NEXT: %[[VAR33:[A-Za-z0-9.]+]] = add i64 %[[VAR31]], 8 + // CHECK-NEXT: %[[VAR34:[A-Za-z0-9.]+]] = inttoptr i64 %[[VAR31]] to float* + // CHECK-NEXT: %[[VAR35:[A-Za-z0-9.]+]] = inttoptr i64 %[[VAR33]] to float* + // CHECK-NEXT: %[[VAR36:[A-Za-z0-9.]+]] = load float* %[[VAR34]] + // CHECK-NEXT: %[[VAR37:[A-Za-z0-9.]+]] = load float* %[[VAR35]] + // CHECK-NEXT: %[[VAR38:[A-Za-z0-9.]+]] = getelementptr inbounds { float, float }* %[[VAR30:[A-Za-z0-9.]+]], i32 0, i32 0 + // CHECK-NEXT: %[[VAR39:[A-Za-z0-9.]+]] = getelementptr inbounds { float, float }* %[[VAR30]], i32 0, i32 1 + // CHECK-NEXT: store float %[[VAR36]], float* %[[VAR38]] + // CHECK-NEXT: store float %[[VAR37]], float* %[[VAR39]] +} |
