1 ;RUN: llc < %s -march=r600 -mcpu=verde -verify-machineinstrs | FileCheck %s 2 3 ; Example of a simple geometry shader loading vertex attributes from the 4 ; ESGS ring buffer 5 6 ; CHECK-LABEL: @main 7 ; CHECK: BUFFER_LOAD_DWORD 8 ; CHECK: BUFFER_LOAD_DWORD 9 ; CHECK: BUFFER_LOAD_DWORD 10 ; CHECK: BUFFER_LOAD_DWORD 11 12 define void @main([17 x <16 x i8>] addrspace(2)* byval, [32 x <16 x i8>] addrspace(2)* byval, [16 x <32 x i8>] addrspace(2)* byval, [2 x <16 x i8>] addrspace(2)* byval, [17 x <16 x i8>] addrspace(2)* inreg, [17 x <16 x i8>] addrspace(2)* inreg, i32, i32, i32, i32) #0 { 13 main_body: 14 %10 = getelementptr [2 x <16 x i8>] addrspace(2)* %3, i64 0, i32 1 15 %11 = load <16 x i8> addrspace(2)* %10, !tbaa !0 16 %12 = shl i32 %6, 2 17 %13 = call i32 @llvm.SI.buffer.load.dword.i32.i32(<16 x i8> %11, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 0) 18 %14 = bitcast i32 %13 to float 19 %15 = call i32 @llvm.SI.buffer.load.dword.i32.i32(<16 x i8> %11, i32 %12, i32 0, i32 0, i32 1, i32 0, i32 1, i32 1, i32 0) 20 %16 = bitcast i32 %15 to float 21 %17 = call i32 @llvm.SI.buffer.load.dword.i32.i32(<16 x i8> %11, i32 %12, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 0) 22 %18 = bitcast i32 %17 to float 23 %19 = call i32 @llvm.SI.buffer.load.dword.i32.v2i32(<16 x i8> %11, <2 x i32> <i32 0, i32 0>, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 0) 24 %20 = bitcast i32 %19 to float 25 call void @llvm.SI.export(i32 15, i32 0, i32 1, i32 12, i32 0, float %14, float %16, float %18, float %20) 26 ret void 27 } 28 29 ; Function Attrs: nounwind readonly 30 declare i32 @llvm.SI.buffer.load.dword.i32.i32(<16 x i8>, i32, i32, i32, i32, i32, i32, i32, i32) #1 31 32 ; Function Attrs: nounwind readonly 33 declare i32 @llvm.SI.buffer.load.dword.i32.v2i32(<16 x i8>, <2 x i32>, i32, i32, i32, i32, i32, i32, i32) #1 34 35 declare void @llvm.SI.export(i32, i32, i32, i32, i32, float, float, float, float) 36 37 attributes #0 = { "ShaderType"="1" } 38 attributes #1 = { nounwind readonly } 39 40 !0 = metadata !{metadata !"const", null, i32 1} 41
