26 lines · c
1// RUN: %clang_cc1 -frounding-math -ffp-exception-behavior=strict -fexperimental-strict-floating-point -emit-llvm -o - %s | FileCheck %s -check-prefix=FPMODELSTRICT2// RUN: %clang_cc1 -ffp-contract=fast -emit-llvm -o - %s | FileCheck %s -check-prefix=PRECISE3// RUN: %clang_cc1 -ffast-math -ffp-contract=fast -emit-llvm -o - %s | FileCheck %s -check-prefix=FAST4// RUN: %clang_cc1 -ffast-math -emit-llvm -o - %s | FileCheck %s -check-prefix=FASTNOCONTRACT5// RUN: %clang_cc1 -ffast-math -ffp-contract=fast -ffp-exception-behavior=ignore -emit-llvm -o - %s | FileCheck %s -check-prefix=FAST6// RUN: %clang_cc1 -ffast-math -ffp-contract=fast -ffp-exception-behavior=strict -fexperimental-strict-floating-point -emit-llvm -o - %s | FileCheck %s -check-prefix=EXCEPT7// RUN: %clang_cc1 -ffast-math -ffp-contract=fast -ffp-exception-behavior=maytrap -fexperimental-strict-floating-point -emit-llvm -o - %s | FileCheck %s -check-prefix=MAYTRAP8 9float f0, f1, f2;10 11void foo(void) {12 // CHECK-LABEL: define {{.*}}void @foo()13 14 // MAYTRAP: llvm.experimental.constrained.fadd.f32(float %{{.*}}, float %{{.*}}, metadata !"round.tonearest", metadata !"fpexcept.maytrap")15 // EXCEPT: llvm.experimental.constrained.fadd.f32(float %{{.*}}, float %{{.*}}, metadata !"round.tonearest", metadata !"fpexcept.strict")16 // FPMODELSTRICT: llvm.experimental.constrained.fadd.f32(float %{{.*}}, float %{{.*}}, metadata !"round.dynamic", metadata !"fpexcept.strict")17 // STRICTEXCEPT: llvm.experimental.constrained.fadd.f32(float %{{.*}}, float %{{.*}}, metadata !"round.dynamic", metadata !"fpexcept.strict")18 // STRICTNOEXCEPT: llvm.experimental.constrained.fadd.f32(float %{{.*}}, float %{{.*}}, metadata !"round.dynamic", metadata !"fpexcept.ignore")19 // PRECISE: fadd contract float %{{.*}}, %{{.*}}20 // FAST: fadd fast21 // FASTNOCONTRACT: fadd reassoc nnan ninf nsz arcp afn float22 f0 = f1 + f2;23 24 // CHECK: ret25}26