| // RUN: %clang_cc1 -fexperimental-strict-floating-point -DEXCEPT=1 \ |
| // RUN: -fcxx-exceptions -triple x86_64-linux-gnu -emit-llvm -o - %s \ |
| // RUN: | FileCheck -check-prefix=CHECK-SRC %s |
| |
| // RUN: %clang_cc1 -fexperimental-strict-floating-point \ |
| // RUN: -triple x86_64-linux-gnu -emit-llvm -o - %s -ffp-eval-method=source \ |
| // RUN: | FileCheck -check-prefix=CHECK-SRC %s |
| |
| // RUN: %clang_cc1 -fexperimental-strict-floating-point \ |
| // RUN: -triple x86_64-linux-gnu -emit-llvm -o - %s -ffp-eval-method=double \ |
| // RUN: | FileCheck -check-prefixes=CHECK-DBL %s |
| |
| // RUN: %clang_cc1 -fexperimental-strict-floating-point \ |
| // RUN: -triple x86_64-linux-gnu -emit-llvm -o - %s -ffp-eval-method=extended \ |
| // RUN: | FileCheck -check-prefixes=CHECK-EXT-FLT %s |
| |
| // RUN: %clang_cc1 -triple powerpc-unknown-aix -emit-llvm -o - %s \ |
| // RUN: | FileCheck %s -check-prefix=CHECK-DBL-PPC |
| |
| // RUN: %clang_cc1 -fexperimental-strict-floating-point -triple i386-linux-gnu \ |
| // RUN: -emit-llvm -o - %s -ffp-eval-method=extended -mlong-double-80 \ |
| // RUN: | FileCheck %s -check-prefix=CHECK-EXT-FLT |
| |
| int getFEM() { |
| // LABEL: define {{.*}}getFEM{{.*}} |
| return __FLT_EVAL_METHOD__; |
| // CHECK-SRC: ret {{.*}} 0 |
| // CHECK-DBL: ret {{.*}} 1 |
| // CHECK-DBL-PPC: ret {{.*}} 1 |
| // CHECK-EXT-FLT: ret {{.*}} 2 |
| } |
| |
| float func() { |
| // LABEL: define {{.*}}@_Z4func{{.*}} |
| float X = 100.0f; |
| float Y = -45.3f; |
| float Z = 393.78f; |
| float temp; |
| #if __FLT_EVAL_METHOD__ == 0 |
| temp = X + Y + Z; |
| #elif __FLT_EVAL_METHOD__ == 1 |
| temp = X * Y * Z; |
| #elif __FLT_EVAL_METHOD__ == 2 |
| temp = X * Y - Z; |
| #endif |
| // CHECK-SRC: load float, ptr |
| // CHECK-SRC: load float, ptr |
| // CHECK-SRC: fadd float |
| // CHECK-SRC: load float, ptr |
| // CHECK-SRC: fadd float |
| |
| // CHECK-DBL: load float, ptr |
| // CHECK-DBL: fpext float |
| // CHECK-DBL: load float, ptr |
| // CHECK-DBL: fpext float |
| // CHECK-DBL: fmul double |
| // CHECK-DBL: load float, ptr |
| // CHECK-DBL: fpext float |
| // CHECK-DBL: fmul double |
| // CHECK-DBL: fptrunc double |
| |
| // CHECK-EXT-FLT: load float, ptr |
| // CHECK-EXT-FLT: fpext float |
| // CHECK-EXT-FLT: load float, ptr |
| // CHECK-EXT-FLT: fpext float |
| // CHECK-EXT-FLT: fmul x86_fp80 |
| // CHECK-EXT-FLT: load float, ptr |
| // CHECK-EXT-FLT: fpext float |
| // CHECK-EXT-FLT: fsub x86_fp80 |
| // CHECK-EXT-FLT: fptrunc x86_fp80 |
| |
| // CHECK-DBL-PPC: load float, ptr |
| // CHECK-DBL-PPC: load float, ptr |
| // CHECK-DBL-PPC: fmul float |
| // CHECK-DBL-PPC: load float, ptr |
| // CHECK-DBL-PPC: fmul float |
| |
| return temp; |
| } |