109 lines · plain
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py2# RUN: llc -mtriple amdgcn-amd-amdhsa -mcpu=gfx1030 -verify-machineinstrs -run-pass=si-optimize-exec-masking-pre-ra %s -o - | FileCheck --check-prefix=GCN %s3 4# %8 is defined at the end, but it will be used in bb.2.5# Make sure we properly extend its liverange to the beginning of the bb.2.6# and to the end of the bb.67 8---9name: def_later_than_use10tracksRegLiveness: true11body: |12 ; GCN-LABEL: name: def_later_than_use13 ; GCN: bb.0:14 ; GCN-NEXT: successors: %bb.1(0x80000000)15 ; GCN-NEXT: {{ $}}16 ; GCN-NEXT: [[GLOBAL_LOAD_USHORT:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_USHORT undef %1:vreg_64, 0, 0, implicit $exec17 ; GCN-NEXT: [[DEF:%[0-9]+]]:sreg_32_xm0_xexec = IMPLICIT_DEF18 ; GCN-NEXT: {{ $}}19 ; GCN-NEXT: bb.1:20 ; GCN-NEXT: successors: %bb.6(0x04000000), %bb.1(0x7c000000)21 ; GCN-NEXT: {{ $}}22 ; GCN-NEXT: [[S_AND_B32_:%[0-9]+]]:sreg_32 = S_AND_B32 $exec_lo, [[DEF]], implicit-def dead $scc23 ; GCN-NEXT: $vcc_lo = COPY [[S_AND_B32_]]24 ; GCN-NEXT: S_CBRANCH_VCCNZ %bb.6, implicit $vcc25 ; GCN-NEXT: S_BRANCH %bb.126 ; GCN-NEXT: {{ $}}27 ; GCN-NEXT: bb.2:28 ; GCN-NEXT: successors: %bb.3(0x80000000)29 ; GCN-NEXT: {{ $}}30 ; GCN-NEXT: $vcc_lo = S_ANDN2_B32 $exec_lo, %8, implicit-def dead $scc31 ; GCN-NEXT: S_CBRANCH_VCCNZ %bb.3, implicit $vcc32 ; GCN-NEXT: S_BRANCH %bb.333 ; GCN-NEXT: {{ $}}34 ; GCN-NEXT: bb.3:35 ; GCN-NEXT: successors: %bb.4(0x50000000), %bb.5(0x30000000)36 ; GCN-NEXT: {{ $}}37 ; GCN-NEXT: $exec_lo = S_OR_B32 $exec_lo, %6, implicit-def $scc38 ; GCN-NEXT: [[V_CMP_NE_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_NE_U32_e64 1, %5, implicit $exec39 ; GCN-NEXT: $vcc_lo = S_AND_B32 $exec_lo, [[V_CMP_NE_U32_e64_]], implicit-def dead $scc40 ; GCN-NEXT: S_CBRANCH_VCCNZ %bb.5, implicit $vcc41 ; GCN-NEXT: S_BRANCH %bb.442 ; GCN-NEXT: {{ $}}43 ; GCN-NEXT: bb.4:44 ; GCN-NEXT: successors: %bb.5(0x80000000)45 ; GCN-NEXT: {{ $}}46 ; GCN-NEXT: bb.5:47 ; GCN-NEXT: S_ENDPGM 048 ; GCN-NEXT: {{ $}}49 ; GCN-NEXT: bb.6:50 ; GCN-NEXT: successors: %bb.2(0x40000000), %bb.3(0x40000000)51 ; GCN-NEXT: {{ $}}52 ; GCN-NEXT: [[V_CMP_NEQ_F16_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_NEQ_F16_e64 0, 0, 0, [[GLOBAL_LOAD_USHORT]], 0, implicit $mode, implicit $exec53 ; GCN-NEXT: [[V_CNDMASK_B32_e64_:%[0-9]+]]:vgpr_32 = V_CNDMASK_B32_e64 0, 0, 0, 1, [[V_CMP_NEQ_F16_e64_]], implicit $exec54 ; GCN-NEXT: [[S_CSELECT_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_CSELECT_B32 -1, 0, implicit undef $scc55 ; GCN-NEXT: [[S_AND_B32_1:%[0-9]+]]:sreg_32 = S_AND_B32 $exec_lo, [[S_CSELECT_B32_]], implicit-def dead $scc56 ; GCN-NEXT: $exec_lo = S_MOV_B32_term [[S_AND_B32_1]]57 ; GCN-NEXT: S_CBRANCH_EXECZ %bb.3, implicit $exec58 ; GCN-NEXT: S_BRANCH %bb.259 bb.0:60 successors: %bb.1(0x80000000)61 62 %0:vgpr_32 = GLOBAL_LOAD_USHORT undef %1:vreg_64, 0, 0, implicit $exec63 %2:sreg_32_xm0_xexec = IMPLICIT_DEF64 65 bb.1:66 successors: %bb.6(0x04000000), %bb.1(0x7c000000)67 68 %3:sreg_32 = S_AND_B32 $exec_lo, %2, implicit-def dead $scc69 $vcc_lo = COPY %370 S_CBRANCH_VCCNZ %bb.6, implicit killed $vcc71 S_BRANCH %bb.172 73 bb.2:74 successors: %bb.3(0x80000000)75 76 %4:sreg_32_xm0_xexec = V_CMP_NE_U32_e64 1, %5, implicit $exec77 $vcc_lo = S_AND_B32 $exec_lo, %4, implicit-def dead $scc78 S_CBRANCH_VCCNZ %bb.3, implicit killed $vcc79 S_BRANCH %bb.380 81 bb.3:82 successors: %bb.4(0x50000000), %bb.5(0x30000000)83 84 $exec_lo = S_OR_B32 $exec_lo, %6, implicit-def $scc85 %7:sreg_32_xm0_xexec = V_CMP_NE_U32_e64 1, %5, implicit $exec86 $vcc_lo = S_AND_B32 $exec_lo, %7, implicit-def dead $scc87 S_CBRANCH_VCCNZ %bb.5, implicit killed $vcc88 S_BRANCH %bb.489 90 bb.4:91 successors: %bb.5(0x80000000)92 93 bb.5:94 S_ENDPGM 095 96 bb.6:97 successors: %bb.2(0x40000000), %bb.3(0x40000000)98 99 %8:sreg_32_xm0_xexec = V_CMP_NEQ_F16_e64 0, 0, 0, %0, 0, implicit $mode, implicit $exec100 %5:vgpr_32 = V_CNDMASK_B32_e64 0, 0, 0, 1, %8, implicit $exec101 %9:sreg_32_xm0_xexec = S_CSELECT_B32 -1, 0, implicit undef $scc102 %10:sreg_32 = COPY $exec_lo, implicit-def $exec_lo103 %6:sreg_32 = S_AND_B32 %10, %9, implicit-def dead $scc104 $exec_lo = S_MOV_B32_term %6105 S_CBRANCH_EXECZ %bb.3, implicit $exec106 S_BRANCH %bb.2107 108...109