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51 lines
1.2 KiB
51 lines
1.2 KiB
4 months ago
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# RUN: llc -O0 -mtriple thumb-- -mattr=+v6t2 -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s
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--- |
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define void @test_phi_s32() { ret void }
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...
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---
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name: test_phi_s32
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# CHECK-LABEL: name: test_phi_s32
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legalized: true
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regBankSelected: true
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selected: false
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# CHECK: selected: true
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tracksRegLiveness: true
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registers:
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- { id: 0, class: gprb }
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- { id: 1, class: gprb }
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- { id: 2, class: gprb }
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- { id: 3, class: gprb }
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- { id: 4, class: gprb }
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body: |
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bb.0:
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; CHECK: [[BB1:bb.0]]:
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successors: %bb.1(0x40000000), %bb.2(0x40000000)
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liveins: $r0, $r1, $r2
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%0(s32) = COPY $r0
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%1(s1) = G_TRUNC %0(s32)
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%2(s32) = COPY $r1
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%3(s32) = COPY $r2
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; CHECK: [[V1:%[0-9]+]]:gpr = COPY $r1
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; CHECK: [[V2:%[0-9]+]]:gpr = COPY $r2
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G_BRCOND %1(s1), %bb.1
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G_BR %bb.2
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bb.1:
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; CHECK: [[BB2:bb.1]]:
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successors: %bb.2(0x80000000)
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G_BR %bb.2
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; CHECK: B %bb.2
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bb.2:
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; CHECK: bb.2
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%4(s32) = G_PHI %2(s32), %bb.0, %3(s32), %bb.1
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; CHECK: {{%[0-9]+}}:gpr = PHI [[V1]], %[[BB1]], [[V2]], %[[BB2]]
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$r0 = COPY %4(s32)
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BX_RET 14, $noreg, implicit $r0
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...
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