| ;RUN: llc < %s -march=amdgcn -mcpu=verde -verify-machineinstrs | FileCheck %s |
| ;RUN: llc < %s -march=amdgcn -mcpu=tonga -verify-machineinstrs | FileCheck %s |
| |
| ; This shader has the potential to generated illegal VGPR to SGPR copies if |
| ; the wrong register class is used for the REG_SEQUENCE instructions. |
| |
| ; CHECK: {{^}}main: |
| ; CHECK: image_sample_b v{{\[[0-9]:[0-9]\]}}, 15, 0, 0, 0, 0, 0, 0, 0, v{{\[[0-9]:[0-9]\]}} |
| |
| define void @main(<16 x i8> addrspace(2)* inreg, <16 x i8> addrspace(2)* inreg, <32 x i8> addrspace(2)* inreg, i32 inreg, <2 x i32>, <2 x i32>, <2 x i32>, <3 x i32>, <2 x i32>, <2 x i32>, <2 x i32>, float, float, float, float, float, float, float, float, float) #0 { |
| main_body: |
| %20 = getelementptr <16 x i8>, <16 x i8> addrspace(2)* %0, i32 0 |
| %21 = load <16 x i8>, <16 x i8> addrspace(2)* %20, !tbaa !1 |
| %22 = call float @llvm.SI.load.const(<16 x i8> %21, i32 16) |
| %23 = getelementptr <32 x i8>, <32 x i8> addrspace(2)* %2, i32 0 |
| %24 = load <32 x i8>, <32 x i8> addrspace(2)* %23, !tbaa !1 |
| %25 = getelementptr <16 x i8>, <16 x i8> addrspace(2)* %1, i32 0 |
| %26 = load <16 x i8>, <16 x i8> addrspace(2)* %25, !tbaa !1 |
| %27 = call float @llvm.SI.fs.interp(i32 0, i32 0, i32 %3, <2 x i32> %5) |
| %28 = call float @llvm.SI.fs.interp(i32 1, i32 0, i32 %3, <2 x i32> %5) |
| %29 = bitcast float %22 to i32 |
| %30 = bitcast float %27 to i32 |
| %31 = bitcast float %28 to i32 |
| %32 = insertelement <4 x i32> undef, i32 %29, i32 0 |
| %33 = insertelement <4 x i32> %32, i32 %30, i32 1 |
| %34 = insertelement <4 x i32> %33, i32 %31, i32 2 |
| %35 = insertelement <4 x i32> %34, i32 undef, i32 3 |
| %36 = call <4 x float> @llvm.SI.sampleb.v4i32(<4 x i32> %35, <32 x i8> %24, <16 x i8> %26, i32 2) |
| %37 = extractelement <4 x float> %36, i32 0 |
| %38 = extractelement <4 x float> %36, i32 1 |
| %39 = extractelement <4 x float> %36, i32 2 |
| %40 = extractelement <4 x float> %36, i32 3 |
| call void @llvm.SI.export(i32 15, i32 1, i32 1, i32 0, i32 0, float %37, float %38, float %39, float %40) |
| ret void |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare float @llvm.SI.load.const(<16 x i8>, i32) #1 |
| |
| ; Function Attrs: nounwind readnone |
| declare float @llvm.SI.fs.interp(i32, i32, i32, <2 x i32>) #1 |
| |
| ; Function Attrs: nounwind readnone |
| declare <4 x float> @llvm.SI.sampleb.v4i32(<4 x i32>, <32 x i8>, <16 x i8>, i32) #1 |
| |
| declare void @llvm.SI.export(i32, i32, i32, i32, i32, float, float, float, float) |
| |
| attributes #0 = { "ShaderType"="0" } |
| attributes #1 = { nounwind readnone } |
| |
| !0 = !{!"const", null} |
| !1 = !{!0, !0, i64 0, i32 1} |