diff options
Diffstat (limited to 'test/CodeGen/NVPTX/nvvm-reflect.ll')
| -rw-r--r-- | test/CodeGen/NVPTX/nvvm-reflect.ll | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/test/CodeGen/NVPTX/nvvm-reflect.ll b/test/CodeGen/NVPTX/nvvm-reflect.ll deleted file mode 100644 index 165597d6baff..000000000000 --- a/test/CodeGen/NVPTX/nvvm-reflect.ll +++ /dev/null @@ -1,86 +0,0 @@ -; We run nvvm-reflect (and then optimize) this module twice, once with metadata -; that enables FTZ, and again with metadata that disables it. - -; RUN: cat %s > %t.noftz -; RUN: echo '!0 = !{i32 4, !"nvvm-reflect-ftz", i32 0}' >> %t.noftz -; RUN: opt %t.noftz -S -nvvm-reflect -O2 \ -; RUN: | FileCheck %s --check-prefix=USE_FTZ_0 --check-prefix=CHECK - -; RUN: cat %s > %t.ftz -; RUN: echo '!0 = !{i32 4, !"nvvm-reflect-ftz", i32 1}' >> %t.ftz -; RUN: opt %t.ftz -S -nvvm-reflect -O2 \ -; RUN: | FileCheck %s --check-prefix=USE_FTZ_1 --check-prefix=CHECK - -@str = private unnamed_addr addrspace(4) constant [11 x i8] c"__CUDA_FTZ\00" - -declare i32 @__nvvm_reflect(i8*) -declare i8* @llvm.nvvm.ptr.constant.to.gen.p0i8.p4i8(i8 addrspace(4)*) - -; CHECK-LABEL: @foo -define float @foo(float %a, float %b) { -; CHECK-NOT: call i32 @__nvvm_reflect - %ptr = tail call i8* @llvm.nvvm.ptr.constant.to.gen.p0i8.p4i8(i8 addrspace(4)* getelementptr inbounds ([11 x i8], [11 x i8] addrspace(4)* @str, i32 0, i32 0)) - %reflect = tail call i32 @__nvvm_reflect(i8* %ptr) - %cmp = icmp ugt i32 %reflect, 0 - br i1 %cmp, label %use_mul, label %use_add - -use_mul: -; USE_FTZ_1: fmul float %a, %b -; USE_FTZ_0-NOT: fadd float %a, %b - %ret1 = fmul float %a, %b - br label %exit - -use_add: -; USE_FTZ_0: fadd float %a, %b -; USE_FTZ_1-NOT: fmul float %a, %b - %ret2 = fadd float %a, %b - br label %exit - -exit: - %ret = phi float [%ret1, %use_mul], [%ret2, %use_add] - ret float %ret -} - -declare i32 @llvm.nvvm.reflect.p0i8(i8*) - -; CHECK-LABEL: define i32 @intrinsic -define i32 @intrinsic() { -; CHECK-NOT: call i32 @llvm.nvvm.reflect -; USE_FTZ_0: ret i32 0 -; USE_FTZ_1: ret i32 1 - %ptr = tail call i8* @llvm.nvvm.ptr.constant.to.gen.p0i8.p4i8(i8 addrspace(4)* getelementptr inbounds ([11 x i8], [11 x i8] addrspace(4)* @str, i32 0, i32 0)) - %reflect = tail call i32 @llvm.nvvm.reflect.p0i8(i8* %ptr) - ret i32 %reflect -} - -; CUDA-7.0 passes __nvvm_reflect argument slightly differently. -; Verify that it works, too - -@"$str" = private addrspace(1) constant [11 x i8] c"__CUDA_FTZ\00" - -; CHECK-LABEL: @bar -define float @bar(float %a, float %b) { -; CHECK-NOT: call i32 @__nvvm_reflect - %reflect = call i32 @__nvvm_reflect(i8* addrspacecast (i8 addrspace(1)* getelementptr inbounds ([11 x i8], [11 x i8] addrspace(1)* @"$str", i32 0, i32 0) to i8*)) - %cmp = icmp ne i32 %reflect, 0 - br i1 %cmp, label %use_mul, label %use_add - -use_mul: -; USE_FTZ_1: fmul float %a, %b -; USE_FTZ_0-NOT: fadd float %a, %b - %ret1 = fmul float %a, %b - br label %exit - -use_add: -; USE_FTZ_0: fadd float %a, %b -; USE_FTZ_1-NOT: fmul float %a, %b - %ret2 = fadd float %a, %b - br label %exit - -exit: - %ret = phi float [%ret1, %use_mul], [%ret2, %use_add] - ret float %ret -} - -!llvm.module.flags = !{!0} -; A module flag is added to the end of this file by the RUN lines at the top. |
