| ; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 -verify-machineinstrs | FileCheck %s --check-prefix=SM20 |
| ; RUN: llc < %s -march=nvptx64 -mcpu=sm_30 -verify-machineinstrs | FileCheck %s --check-prefix=SM30 |
| ; RUN: %if ptxas %{ llc < %s -march=nvptx64 -mcpu=sm_20 -verify-machineinstrs | %ptxas-verify %} |
| ; RUN: %if ptxas %{ llc < %s -march=nvptx64 -mcpu=sm_30 -verify-machineinstrs | %ptxas-verify %} |
| |
| |
| target triple = "nvptx-unknown-cuda" |
| |
| declare { float, float, float, float } @llvm.nvvm.tex.unified.1d.v4f32.s32(i64, i32) |
| declare i64 @llvm.nvvm.texsurf.handle.internal.p1(ptr addrspace(1)) |
| |
| ; SM20-LABEL: .entry foo |
| ; SM30-LABEL: .entry foo |
| define void @foo(i64 %img, ptr %red, i32 %idx) { |
| ; SM20: ld.param.u64 %rd[[TEXREG:[0-9]+]], [foo_param_0]; |
| ; 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]+}}}] |
| ; SM30: ld.param.u64 %rd[[TEXREG:[0-9]+]], [foo_param_0]; |
| ; 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]+}}}] |
| %val = tail call { float, float, float, float } @llvm.nvvm.tex.unified.1d.v4f32.s32(i64 %img, i32 %idx) |
| %ret = extractvalue { float, float, float, float } %val, 0 |
| ; SM20: st.global.f32 [%rd{{[0-9]+}}], %f[[RED]] |
| ; SM30: st.global.f32 [%rd{{[0-9]+}}], %f[[RED]] |
| store float %ret, ptr %red |
| ret void |
| } |
| |
| |
| @tex0 = internal addrspace(1) global i64 0, align 8 |
| |
| ; SM20-LABEL: .entry bar |
| ; SM30-LABEL: .entry bar |
| define void @bar(ptr %red, i32 %idx) { |
| ; SM30: mov.u64 %rd[[TEXHANDLE:[0-9]+]], tex0 |
| %texHandle = tail call i64 @llvm.nvvm.texsurf.handle.internal.p1(ptr addrspace(1) @tex0) |
| ; 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]+}}}] |
| ; 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]+}}}] |
| %val = tail call { float, float, float, float } @llvm.nvvm.tex.unified.1d.v4f32.s32(i64 %texHandle, i32 %idx) |
| %ret = extractvalue { float, float, float, float } %val, 0 |
| ; SM20: st.global.f32 [%rd{{[0-9]+}}], %f[[RED]] |
| ; SM30: st.global.f32 [%rd{{[0-9]+}}], %f[[RED]] |
| store float %ret, ptr %red |
| ret void |
| } |
| |
| declare float @texfunc(i64) |
| |
| ; SM20-LABEL: .entry baz |
| ; SM30-LABEL: .entry baz |
| define void @baz(ptr %red, i32 %idx) { |
| ; SM30: mov.u64 %rd[[TEXHANDLE:[0-9]+]], tex0 |
| %texHandle = tail call i64 @llvm.nvvm.texsurf.handle.internal.p1(ptr addrspace(1) @tex0) |
| ; 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]+}}}] |
| ; 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]+}}}] |
| %val = tail call { float, float, float, float } @llvm.nvvm.tex.unified.1d.v4f32.s32(i64 %texHandle, i32 %idx) |
| %ret = extractvalue { float, float, float, float } %val, 0 |
| ; SM20: call.uni ([[RETVAL:.*]]), |
| ; SM30: call.uni ([[RETVAL:.*]]), |
| ; SM20: texfunc, |
| ; SM30: texfunc, |
| %texcall = tail call float @texfunc(i64 %texHandle) |
| ; SM20: ld.param.f32 %f[[TEXCALL:[0-9]+]], [[[RETVAL]]+0] |
| ; SM30: ld.param.f32 %f[[TEXCALL:[0-9]+]], [[[RETVAL]]+0] |
| ; SM20: add.rn.f32 %f[[RET2:[0-9]+]], %f[[RED]], %f[[TEXCALL]] |
| ; SM30: add.rn.f32 %f[[RET2:[0-9]+]], %f[[RED]], %f[[TEXCALL]] |
| %ret2 = fadd float %ret, %texcall |
| ; SM20: st.global.f32 [%rd{{[0-9]+}}], %f[[RET2]] |
| ; SM30: st.global.f32 [%rd{{[0-9]+}}], %f[[RET2]] |
| store float %ret2, ptr %red |
| ret void |
| } |
| |
| !nvvm.annotations = !{!1, !2, !3, !4} |
| !1 = !{ptr @foo, !"kernel", i32 1} |
| !2 = !{ptr @bar, !"kernel", i32 1} |
| !3 = !{ptr addrspace(1) @tex0, !"texture", i32 1} |
| !4 = !{ptr @baz, !"kernel", i32 1} |