• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s --check-prefix=SM20
2; RUN: llc < %s -march=nvptx -mcpu=sm_30 | FileCheck %s --check-prefix=SM30
3
4
5target triple = "nvptx-unknown-cuda"
6
7declare { float, float, float, float } @llvm.nvvm.tex.unified.1d.v4f32.s32(i64, i32)
8declare i64 @llvm.nvvm.texsurf.handle.internal.p1i64(i64 addrspace(1)*)
9
10; SM20-LABEL: .entry foo
11; SM30-LABEL: .entry foo
12define void @foo(i64 %img, float* %red, i32 %idx) {
13; SM20: ld.param.u64    %rd[[TEXREG:[0-9]+]], [foo_param_0];
14; SM20: tex.1d.v4.f32.s32 {%f[[RED:[0-9]+]], %f[[GREEN:[0-9]+]], %f[[BLUE:[0-9]+]], %f[[ALPHA:[0-9]+]]}, [%rd[[TEXREG]], {%r{{[0-9]+}}}]
15; SM30: ld.param.u64    %rd[[TEXREG:[0-9]+]], [foo_param_0];
16; SM30: tex.1d.v4.f32.s32 {%f[[RED:[0-9]+]], %f[[GREEN:[0-9]+]], %f[[BLUE:[0-9]+]], %f[[ALPHA:[0-9]+]]}, [%rd[[TEXREG]], {%r{{[0-9]+}}}]
17  %val = tail call { float, float, float, float } @llvm.nvvm.tex.unified.1d.v4f32.s32(i64 %img, i32 %idx)
18  %ret = extractvalue { float, float, float, float } %val, 0
19; SM20: st.global.f32 [%r{{[0-9]+}}], %f[[RED]]
20; SM30: st.global.f32 [%r{{[0-9]+}}], %f[[RED]]
21  store float %ret, float* %red
22  ret void
23}
24
25
26@tex0 = internal addrspace(1) global i64 0, align 8
27
28; SM20-LABEL: .entry bar
29; SM30-LABEL: .entry bar
30define void @bar(float* %red, i32 %idx) {
31; SM30: mov.u64 %rd[[TEXHANDLE:[0-9]+]], tex0
32  %texHandle = tail call i64 @llvm.nvvm.texsurf.handle.internal.p1i64(i64 addrspace(1)* @tex0)
33; SM20: tex.1d.v4.f32.s32 {%f[[RED:[0-9]+]], %f[[GREEN:[0-9]+]], %f[[BLUE:[0-9]+]], %f[[ALPHA:[0-9]+]]}, [tex0, {%r{{[0-9]+}}}]
34; SM30: tex.1d.v4.f32.s32 {%f[[RED:[0-9]+]], %f[[GREEN:[0-9]+]], %f[[BLUE:[0-9]+]], %f[[ALPHA:[0-9]+]]}, [%rd[[TEXHANDLE]], {%r{{[0-9]+}}}]
35  %val = tail call { float, float, float, float } @llvm.nvvm.tex.unified.1d.v4f32.s32(i64 %texHandle, i32 %idx)
36  %ret = extractvalue { float, float, float, float } %val, 0
37; SM20: st.global.f32 [%r{{[0-9]+}}], %f[[RED]]
38; SM30: st.global.f32 [%r{{[0-9]+}}], %f[[RED]]
39  store float %ret, float* %red
40  ret void
41}
42
43!nvvm.annotations = !{!1, !2, !3}
44!1 = !{void (i64, float*, i32)* @foo, !"kernel", i32 1}
45!2 = !{void (float*, i32)* @bar, !"kernel", i32 1}
46!3 = !{i64 addrspace(1)* @tex0, !"texture", i32 1}
47