clang/test/CodeGen/function-target-features.c

   1 // This test verifies that we produce target-cpu and target-features attributes
   2 // on functions when they're different from the standard cpu and have written
   3 // features.
   4
   5 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s -target-feature +avx | FileCheck %s -check-prefix=AVX-FEATURE
   6 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s -target-feature +avx | FileCheck %s -check-prefix=AVX-NO-CPU
   7 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s -target-feature +avx512f -target-feature +avx512er | FileCheck %s -check-prefix=TWO-AVX
   8 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s -target-cpu corei7 | FileCheck %s -check-prefix=CORE-CPU
   9 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s -target-cpu corei7 -target-feature +avx | FileCheck %s -check-prefix=CORE-CPU-AND-FEATURES
  10 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s -target-cpu x86-64 | FileCheck %s -check-prefix=X86-64-CPU
  11 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s -target-cpu corei7-avx -target-feature -avx | FileCheck %s -check-prefix=AVX-MINUS-FEATURE
  12 // RUN: %clang_cc1 -triple sparc-unknown-unknown -emit-llvm -o - %s -target-feature +soft-float | FileCheck %s -check-prefix=SOFT-FLOAT
  13 // RUN: %clang_cc1 -triple arm-unknown-unknown -emit-llvm -o - %s -target-feature +soft-float | FileCheck %s -check-prefix=SOFT-FLOAT
  14 // RUN: %clang_cc1 -triple mips-unknown-unknown -emit-llvm -o - %s -target-feature +soft-float | FileCheck %s -check-prefix=SOFT-FLOAT
  15
  16 void foo(void) {}
  17
  18 // AVX-FEATURE: "target-features"{{.*}}+avx
  19 // AVX-NO-CPU-NOT: target-cpu
  20 // TWO-AVX: "target-features"={{.*}}+avx512er{{.*}}+avx512f
  21 // CORE-CPU: "target-cpu"="corei7"
  22 // CORE-CPU-AND-FEATURES: "target-cpu"="corei7" "target-features"={{.*}}+avx
  23 // X86-64-CPU: "target-cpu"="x86-64"
  24 // AVX-MINUS-FEATURE: "target-features"={{.*}}-avx
  25 // SOFT-FLOAT: "target-features"={{.*}}+soft-float
  26 // NO-SOFT-FLOAT-NOT: "target-features"={{.*}}+soft-float