diff options
| -rw-r--r-- | clang/lib/Driver/ToolChains/Clang.cpp | 1 | ||||
| -rw-r--r-- | clang/lib/Frontend/CompilerInvocation.cpp | 4 | ||||
| -rw-r--r-- | clang/test/CodeGen/denormalfpmode-f32.c | 35 |
3 files changed, 39 insertions, 1 deletions
diff --git a/clang/lib/Driver/ToolChains/Clang.cpp b/clang/lib/Driver/ToolChains/Clang.cpp index 0e34d12..b5f9e0a 100644 --- a/clang/lib/Driver/ToolChains/Clang.cpp +++ b/clang/lib/Driver/ToolChains/Clang.cpp @@ -2884,6 +2884,7 @@ static void RenderFloatingPointOptions(const ToolChain &TC, const Driver &D, case options::OPT_fdenormal_fp_math_EQ: DenormalFPMath = llvm::parseDenormalFPAttribute(A->getValue()); + DenormalFP32Math = DenormalFPMath; if (!DenormalFPMath.isValid()) { D.Diag(diag::err_drv_invalid_value) << A->getAsString(Args) << A->getValue(); diff --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp index 6607287..b35e3f4 100644 --- a/clang/lib/Frontend/CompilerInvocation.cpp +++ b/clang/lib/Frontend/CompilerInvocation.cpp @@ -1526,7 +1526,8 @@ void CompilerInvocation::GenerateCodeGenArgs( if (Opts.FPDenormalMode != llvm::DenormalMode::getIEEE()) GenerateArg(Args, OPT_fdenormal_fp_math_EQ, Opts.FPDenormalMode.str(), SA); - if (Opts.FP32DenormalMode != llvm::DenormalMode::getIEEE()) + if ((Opts.FPDenormalMode != Opts.FP32DenormalMode) || + (Opts.FP32DenormalMode != llvm::DenormalMode::getIEEE())) GenerateArg(Args, OPT_fdenormal_fp_math_f32_EQ, Opts.FP32DenormalMode.str(), SA); @@ -1879,6 +1880,7 @@ bool CompilerInvocation::ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, if (Arg *A = Args.getLastArg(OPT_fdenormal_fp_math_EQ)) { StringRef Val = A->getValue(); Opts.FPDenormalMode = llvm::parseDenormalFPAttribute(Val); + Opts.FP32DenormalMode = Opts.FPDenormalMode; if (!Opts.FPDenormalMode.isValid()) Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Val; } diff --git a/clang/test/CodeGen/denormalfpmode-f32.c b/clang/test/CodeGen/denormalfpmode-f32.c new file mode 100644 index 0000000..f89202b --- /dev/null +++ b/clang/test/CodeGen/denormalfpmode-f32.c @@ -0,0 +1,35 @@ +// RUN: %clang_cc1 -S %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-NONE,CHECK-F32-NONE +// RUN: %clang_cc1 -S -fdenormal-fp-math=ieee %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-NONE,CHECK-F32-NONE +// RUN: %clang_cc1 -S -fdenormal-fp-math=preserve-sign %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-PS,CHECK-F32-NONE +// RUN: %clang_cc1 -S -fdenormal-fp-math=positive-zero %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-PZ,CHECK-F32-NONE + +// RUN: %clang_cc1 -S -fdenormal-fp-math-f32=ieee %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-NONE,CHECK-F32-NONE +// RUN: %clang_cc1 -S -fdenormal-fp-math=ieee -fdenormal-fp-math-f32=ieee %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-NONE,CHECK-F32-NONE +// RUN: %clang_cc1 -S -fdenormal-fp-math=preserve-sign -fdenormal-fp-math-f32=ieee %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-PS,CHECK-F32-IEEE +// RUN: %clang_cc1 -S -fdenormal-fp-math=positive-zero -fdenormal-fp-math-f32=ieee %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-PZ,CHECK-F32-IEEE + +// RUN: %clang_cc1 -S -fdenormal-fp-math-f32=preserve-sign %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-NONE,CHECK-F32-PS +// RUN: %clang_cc1 -S -fdenormal-fp-math=ieee -fdenormal-fp-math-f32=preserve-sign %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-NONE,CHECK-F32-PS +// RUN: %clang_cc1 -S -fdenormal-fp-math=preserve-sign -fdenormal-fp-math-f32=preserve-sign %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-PS,CHECK-F32-NONE +// RUN: %clang_cc1 -S -fdenormal-fp-math=positive-zero -fdenormal-fp-math-f32=preserve-sign %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-PZ,CHECK-F32-PS + +// RUN: %clang_cc1 -S -fdenormal-fp-math-f32=positive-zero %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-NONE,CHECK-F32-PZ +// RUN: %clang_cc1 -S -fdenormal-fp-math=ieee -fdenormal-fp-math-f32=positive-zero %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-NONE,CHECK-F32-PZ +// RUN: %clang_cc1 -S -fdenormal-fp-math=preserve-sign -fdenormal-fp-math-f32=positive-zero %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-PS,CHECK-F32-PZ +// RUN: %clang_cc1 -S -fdenormal-fp-math=positive-zero -fdenormal-fp-math-f32=positive-zero %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK-ATTR,CHECK-PZ,CHECK-F32-NONE + +// CHECK-LABEL: main + +// CHECK-ATTR: attributes #0 = +// CHECK-NONE-NOT:"denormal-fp-math" +// CHECK-IEEE: "denormal-fp-math"="ieee,ieee" +// CHECK-PS: "denormal-fp-math"="preserve-sign,preserve-sign" +// CHECK-PZ: "denormal-fp-math"="positive-zero,positive-zero" +// CHECK-F32-NONE-NOT:"denormal-fp-math-f32" +// CHECK-F32-IEEE: "denormal-fp-math-f32"="ieee,ieee" +// CHECK-F32-PS: "denormal-fp-math-f32"="preserve-sign,preserve-sign" +// CHECK-F32-PZ: "denormal-fp-math-f32"="positive-zero,positive-zero" + +int main(void) { + return 0; +} |