# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py # RUN: llc -mtriple thumbv7-apple-ios -run-pass none -o - %s | FileCheck %s # This test ensures that the MIR parser parses the bundled machine instructions # and 'internal' register flags correctly. --- | define i32 @test1(i32 %a) { entry: %cmp = icmp sgt i32 %a, -78 %. = zext i1 %cmp to i32 ret i32 %. } define i32 @test2(i32 %a) { entry: %cmp = icmp sgt i32 %a, -78 %. = zext i1 %cmp to i32 ret i32 %. } ... --- name: test1 tracksRegLiveness: true liveins: - { reg: '$r0' } body: | bb.0.entry: liveins: $r0 ; CHECK-LABEL: name: test1 ; CHECK: liveins: $r0 ; CHECK: $r1 = t2MOVi 0, 14 /* CC::al */, $noreg, $noreg ; CHECK: t2CMNri killed $r0, 78, 14 /* CC::al */, $noreg, implicit-def $cpsr ; CHECK: BUNDLE implicit-def dead $itstate, implicit-def $r1, implicit killed $cpsr { ; CHECK: t2IT 12, 8, implicit-def $itstate ; CHECK: $r1 = t2MOVi 1, 12 /* CC::gt */, killed $cpsr, $noreg, implicit internal killed $itstate ; CHECK: } ; CHECK: $r0 = tMOVr killed $r1, 14 /* CC::al */, $noreg ; CHECK: tBX_RET 14 /* CC::al */, $noreg, implicit killed $r0 $r1 = t2MOVi 0, 14, _, _ t2CMNri killed $r0, 78, 14, _, implicit-def $cpsr BUNDLE implicit-def dead $itstate, implicit-def $r1, implicit killed $cpsr { t2IT 12, 8, implicit-def $itstate $r1 = t2MOVi 1, 12, killed $cpsr, _, implicit internal killed $itstate } $r0 = tMOVr killed $r1, 14, _ tBX_RET 14, _, implicit killed $r0 ... --- name: test2 tracksRegLiveness: true liveins: - { reg: '$r0' } body: | bb.0.entry: liveins: $r0 ; Verify that the next machine instruction can be on the same line as ; '{' or '}'. ; CHECK-LABEL: name: test2 ; CHECK: liveins: $r0 ; CHECK: $r1 = t2MOVi 0, 14 /* CC::al */, $noreg, $noreg ; CHECK: t2CMNri killed $r0, 78, 14 /* CC::al */, $noreg, implicit-def $cpsr ; CHECK: BUNDLE implicit-def dead $itstate, implicit-def $r1, implicit killed $cpsr { ; CHECK: t2IT 12, 8, implicit-def $itstate ; CHECK: $r1 = t2MOVi 1, 12 /* CC::gt */, killed $cpsr, $noreg, implicit internal killed $itstate ; CHECK: } ; CHECK: $r0 = tMOVr killed $r1, 14 /* CC::al */, $noreg ; CHECK: tBX_RET 14 /* CC::al */, $noreg, implicit killed $r0 $r1 = t2MOVi 0, 14, _, _ t2CMNri killed $r0, 78, 14, _, implicit-def $cpsr BUNDLE implicit-def dead $itstate, implicit-def $r1, implicit killed $cpsr { t2IT 12, 8, implicit-def $itstate $r1 = t2MOVi 1, 12, killed $cpsr, _, internal implicit killed $itstate } $r0 = tMOVr killed $r1, 14, _ tBX_RET 14, _, implicit killed $r0 ...