| // RUN: %clang_cc1 -S -cl-denorms-are-zero -o - %s 2>&1 |
| // RUN: %clang_cc1 -emit-llvm -cl-denorms-are-zero -o - -triple amdgcn--amdhsa -target-cpu fiji %s | FileCheck %s |
| // RUN: %clang_cc1 -emit-llvm -o - -triple amdgcn--amdhsa -target-cpu fiji %s | FileCheck %s --check-prefix=CHECK-DENORM |
| // RUN: %clang_cc1 -emit-llvm -target-feature +fp32-denormals -target-feature -fp64-fp16-denormals -cl-denorms-are-zero -o - -triple amdgcn--amdhsa -target-cpu fiji %s | FileCheck --check-prefix=CHECK-FEATURE %s |
| |
| // For non-amdgcn targets, this test just checks that the -cl-denorms-are-zero argument is accepted |
| // by clang. This option is currently a no-op, which is allowed by the |
| // OpenCL specification. |
| |
| // For amdgcn target cpu fiji, fp32 should be flushed since fiji does not support fp32 denormals, unless +fp32-denormals is |
| // explicitly set. amdgcn target always do not flush fp64 denormals. The control for fp64 and fp16 denormals is the same. |
| |
| // CHECK-DENORM-LABEL: define void @f() |
| // CHECK-DENORM: attributes #{{[0-9]*}} = {{{[^}]*}} "target-features"="{{[^"]*}}+fp64-fp16-denormals,{{[^"]*}}-fp32-denormals{{[^"]*}}" |
| // CHECK-LABEL: define void @f() |
| // CHECK: attributes #{{[0-9]*}} = {{{[^}]*}} "target-features"="{{[^"]*}}+fp64-fp16-denormals,{{[^"]*}}-fp32-denormals{{[^"]*}}" |
| // CHECK-FEATURE-LABEL: define void @f() |
| // CHECK-FEATURE: attributes #{{[0-9]*}} = {{{[^}]*}} "target-features"="{{[^"]*}}+fp32-denormals,{{[^"]*}}-fp64-fp16-denormals{{[^"]*}}" |
| void f() {} |
