diff options
Diffstat (limited to 'test/CodeGen/NVPTX/surf-write-cuda.ll')
| -rw-r--r-- | test/CodeGen/NVPTX/surf-write-cuda.ll | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/test/CodeGen/NVPTX/surf-write-cuda.ll b/test/CodeGen/NVPTX/surf-write-cuda.ll new file mode 100644 index 0000000..654c47f --- /dev/null +++ b/test/CodeGen/NVPTX/surf-write-cuda.ll @@ -0,0 +1,42 @@ +; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s --check-prefix=SM20 +; RUN: llc < %s -march=nvptx -mcpu=sm_30 | FileCheck %s --check-prefix=SM30 + +target triple = "nvptx-unknown-cuda" + +declare void @llvm.nvvm.sust.b.1d.i32.trap(i64, i32, i32) +declare i64 @llvm.nvvm.texsurf.handle.internal.p1i64(i64 addrspace(1)*) + + +; SM20-LABEL: .entry foo +; SM30-LABEL: .entry foo +define void @foo(i64 %img, i32 %val, i32 %idx) { +; SM20: ld.param.u64 %rd[[SURFREG:[0-9]+]], [foo_param_0]; +; SM20: sust.b.1d.b32.trap [%rd[[SURFREG]], {%r{{[0-9]+}}}], {%r{{[0-9]+}}} +; SM30: ld.param.u64 %rd[[SURFREG:[0-9]+]], [foo_param_0]; +; SM30: sust.b.1d.b32.trap [%rd[[SURFREG]], {%r{{[0-9]+}}}], {%r{{[0-9]+}}} + tail call void @llvm.nvvm.sust.b.1d.i32.trap(i64 %img, i32 %idx, i32 %val) + ret void +} + + +@surf0 = internal addrspace(1) global i64 0, align 8 + + + +; SM20-LABEL: .entry bar +; SM30-LABEL: .entry bar +define void @bar(i32 %val, i32 %idx) { +; SM30: mov.u64 %rd[[SURFHANDLE:[0-9]+]], surf0 + %surfHandle = tail call i64 @llvm.nvvm.texsurf.handle.internal.p1i64(i64 addrspace(1)* @surf0) +; SM20: sust.b.1d.b32.trap [surf0, {%r{{[0-9]+}}}], {%r{{[0-9]+}}} +; SM30: sust.b.1d.b32.trap [%rd[[SURFREG]], {%r{{[0-9]+}}}], {%r{{[0-9]+}}} + tail call void @llvm.nvvm.sust.b.1d.i32.trap(i64 %surfHandle, i32 %idx, i32 %val) + ret void +} + + +!nvvm.annotations = !{!1, !2, !3} +!1 = metadata !{void (i64, i32, i32)* @foo, metadata !"kernel", i32 1} +!2 = metadata !{void (i32, i32)* @bar, metadata !"kernel", i32 1} +!3 = metadata !{i64 addrspace(1)* @surf0, metadata !"surface", i32 1} + |