| ; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 | FileCheck %s |
| |
| target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v16:16:16-v32:32:32-v64:64:64-v128:128:128-n16:32:64" |
| target triple = "nvptx64-unknown-unknown" |
| |
| ; Verify that both %input and %output are converted to global pointers and then |
| ; addrspacecast'ed back to the original type. |
| define void @kernel(float* %input, float* %output) { |
| ; CHECK-LABEL: .visible .entry kernel( |
| ; CHECK: cvta.to.global.u64 |
| ; CHECK: cvta.to.global.u64 |
| %1 = load float, float* %input, align 4 |
| ; CHECK: ld.global.f32 |
| store float %1, float* %output, align 4 |
| ; CHECK: st.global.f32 |
| ret void |
| } |
| |
| define void @kernel2(float addrspace(1)* %input, float addrspace(1)* %output) { |
| ; CHECK-LABEL: .visible .entry kernel2( |
| ; CHECK-NOT: cvta.to.global.u64 |
| %1 = load float, float addrspace(1)* %input, align 4 |
| ; CHECK: ld.global.f32 |
| store float %1, float addrspace(1)* %output, align 4 |
| ; CHECK: st.global.f32 |
| ret void |
| } |
| |
| !nvvm.annotations = !{!0, !1} |
| !0 = !{void (float*, float*)* @kernel, !"kernel", i32 1} |
| !1 = !{void (float addrspace(1)*, float addrspace(1)*)* @kernel2, !"kernel", i32 1} |
