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1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py2# RUN: llc -o - %s -verify-machineinstrs -mtriple=s390x-linux-gnu -mcpu=z196 -run-pass=livevars,twoaddressinstruction | FileCheck %s3 4# Check that the COPY from [[COPY3]] is not killed because there is a subsequent5# use of [[COPY3]] in the INLINEASM instruction.6---7name: f28tracksRegLiveness: true9body: |10 bb.0:11 liveins: $r2l12 13 ; CHECK-LABEL: name: f214 ; CHECK: liveins: $r2l15 ; CHECK-NEXT: {{ $}}16 ; CHECK-NEXT: [[COPY:%[0-9]+]]:gr32bit = COPY killed $r2l17 ; CHECK-NEXT: [[COPY1:%[0-9]+]]:grh32bit = COPY [[COPY]]18 ; CHECK-NEXT: $r2l = COPY [[COPY]]19 ; CHECK-NEXT: $r3l = COPY killed [[COPY]]20 ; CHECK-NEXT: [[COPY2:%[0-9]+]]:grh32bit = COPY killed [[COPY1]]21 ; CHECK-NEXT: INLINEASM &"stepa $1, $2, $3", 0 /* attdialect */, 524298 /* regdef:GRH32Bit */, def [[COPY2]], 2147483657 /* reguse tiedto:$0 */, [[COPY2]](tied-def 3), 9 /* reguse */, killed $r2l, 9 /* reguse */, killed $r3l22 ; CHECK-NEXT: [[COPY3:%[0-9]+]]:grh32bit = COPY killed [[COPY2]]23 ; CHECK-NEXT: [[COPY4:%[0-9]+]]:grh32bit = COPY [[COPY3]]24 ; CHECK-NEXT: INLINEASM &"stepb $1, $2", 0 /* attdialect */, 524299 /* regdef-ec:GRH32Bit */, def early-clobber [[COPY4]], 2147483657 /* reguse tiedto:$0 */, [[COPY4]](tied-def 3), 524297 /* reguse:GRH32Bit */, [[COPY3]]25 ; CHECK-NEXT: $r2l = COPY killed [[COPY4]]26 ; CHECK-NEXT: Return implicit killed $r2l27 %0:gr32bit = COPY killed $r2l28 %2:grh32bit = COPY %029 $r2l = COPY %030 $r3l = COPY killed %031 INLINEASM &"stepa $1, $2, $3", 0 /* attdialect */, 524298 /* regdef:GRH32Bit */, def %1:grh32bit, 2147483657 /* reguse tiedto:$0 */, killed %2(tied-def 3), 9 /* reguse */, killed $r2l, 9 /* reguse */, killed $r3l32 %4:grh32bit = COPY killed %133 INLINEASM &"stepb $1, $2", 0 /* attdialect */, 524299 /* regdef-ec:GRH32Bit */, def early-clobber %3:grh32bit, 2147483657 /* reguse tiedto:$0 */, killed %4(tied-def 3), 524297 /* reguse:GRH32Bit */, %434 $r2l = COPY killed %335 Return implicit killed $r2l36...37