# RUN: llc -mtriple=amdgcn-amd-amdhsa -verify-machineinstrs -run-pass=prologepilog %s -o - | FileCheck %s # CHECK-LABEL: all_sgpr_used # CHECK: V_CMP_LT_U32_e64 --- | define amdgpu_kernel void @all_sgpr_used() #0 { ret void } attributes #0 = { "amdgpu-num-sgpr"="8" "frame-pointer"="all"} ... --- name: all_sgpr_used tracksRegLiveness: true liveins: - { reg: '$vgpr0' } - { reg: '$vgpr1' } - { reg: '$vgpr2' } - { reg: '$sgpr4_sgpr5' } - { reg: '$sgpr6_sgpr7' } - { reg: '$sgpr8' } - { reg: '$sgpr9' } machineFunctionInfo: explicitKernArgSize: 84 maxKernArgAlign: 8 ldsSize: 20496 isEntryFunction: true waveLimiter: true scratchRSrcReg: '$sgpr96_sgpr97_sgpr98_sgpr99' frameOffsetReg: '$sgpr101' stackPtrOffsetReg: '$sgpr32' argumentInfo: privateSegmentBuffer: { reg: '$sgpr0_sgpr1_sgpr2_sgpr3' } dispatchPtr: { reg: '$sgpr4_sgpr5' } kernargSegmentPtr: { reg: '$sgpr6_sgpr7' } workGroupIDX: { reg: '$sgpr8' } workGroupIDY: { reg: '$sgpr9' } privateSegmentWaveByteOffset: { reg: '$sgpr10' } workItemIDX: { reg: '$vgpr0' } workItemIDY: { reg: '$vgpr1' } workItemIDZ: { reg: '$vgpr2' } body: | bb.0: liveins: $sgpr8, $sgpr9, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7 $sgpr0 = S_MOV_B32 0 $sgpr1 = S_MOV_B32 0 $sgpr2 = S_MOV_B32 0 $sgpr3 = S_MOV_B32 0 $sgpr4 = S_MOV_B32 0 $sgpr5 = S_MOV_B32 0 $sgpr6 = S_MOV_B32 0 $sgpr7 = S_MOV_B32 0 $vcc = V_CMP_LT_U32_e64 $sgpr8, $vgpr1, implicit $exec ...