1; RUN: llc -mtriple=amdgcn -mcpu=gfx900 -O0 -verify-machineinstrs < %s -debug-only=isel 2>&1 | FileCheck --check-prefixes=GCN,GCN-DEFAULT %s 2; RUN: llc -mtriple=amdgcn -mcpu=gfx900 -O0 -verify-machineinstrs < %s -debug-only=isel -dag-dump-verbose 2>&1 | FileCheck --check-prefixes=GCN,GCN-VERBOSE %s 3 4; REQUIRES: asserts 5 6; GCN-LABEL: === test_sdag_dump 7; GCN: Initial selection DAG: %bb.0 'test_sdag_dump:entry' 8; GCN: SelectionDAG has 10 nodes: 9 10; GCN-DEFAULT: t0: ch,glue = EntryToken 11; GCN-DEFAULT: t2: f32,ch = CopyFromReg t0, Register:f32 %0 12; GCN-DEFAULT: t5: f32 = fadd t2, t2 13; GCN-DEFAULT: t4: f32,ch = CopyFromReg # D:1 t0, Register:f32 %1 14; GCN-DEFAULT: t6: f32 = fadd # D:1 t5, t4 15; GCN-DEFAULT: t8: ch,glue = CopyToReg # D:1 t0, Register:f32 $vgpr0, t6 16; GCN-DEFAULT: t9: ch = RETURN_TO_EPILOG t8, Register:f32 $vgpr0, t8:1 17 18; GCN-VERBOSE: t0: ch,glue = EntryToken # D:0 19; GCN-VERBOSE: t2: f32,ch = CopyFromReg [ORD=1] # D:0 t0, Register:f32 %0 # D:0 20; GCN-VERBOSE: t5: f32 = fadd [ORD=2] # D:0 t2, t2 21; GCN-VERBOSE: t4: f32,ch = CopyFromReg [ORD=1] # D:1 t0, Register:f32 %1 # D:0 22; GCN-VERBOSE: t6: f32 = fadd [ORD=3] # D:1 t5, t4 23; GCN-VERBOSE: t8: ch,glue = CopyToReg [ORD=4] # D:1 t0, Register:f32 $vgpr0 # D:0, t6 24; GCN-VERBOSE: t9: ch = RETURN_TO_EPILOG [ORD=4] # D:0 t8, Register:f32 $vgpr0 # D:0, t8:1 25 26define amdgpu_ps float @test_sdag_dump(float inreg %scalar, float %vector) { 27entry: 28 %sadd = fadd float %scalar, %scalar 29 %ret = fadd float %sadd, %vector 30 ret float %ret 31} 32 33declare i32 @llvm.amdgcn.workitem.id.x() 34