36 lines
1.2 KiB
Text
36 lines
1.2 KiB
Text
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -mtriple=aarch64-- -run-pass=instruction-select -verify-machineinstrs -global-isel-abort=1 %s -o - | FileCheck %s
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---
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name: zext_of_load_copy
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alignment: 4
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exposesReturnsTwice: false
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legalized: true
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regBankSelected: true
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liveins:
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- { reg: '$x0', virtual-reg: '' }
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- { reg: '$x1', virtual-reg: '' }
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fixedStack: []
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stack: []
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callSites: []
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debugValueSubstitutions: []
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constants: []
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machineFunctionInfo: {}
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body: |
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bb.1:
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liveins: $x0, $x1
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; CHECK-LABEL: name: zext_of_load_copy
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; CHECK: [[DEF:%[0-9]+]]:gpr64common = IMPLICIT_DEF
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; CHECK-NEXT: [[LDRBBui:%[0-9]+]]:gpr32 = LDRBBui [[DEF]], 0 :: (load (s8))
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; CHECK-NEXT: [[SUBREG_TO_REG:%[0-9]+]]:gpr64all = SUBREG_TO_REG 0, [[LDRBBui]], %subreg.sub_32
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; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr64 = COPY [[SUBREG_TO_REG]]
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; CHECK-NEXT: [[ANDXri:%[0-9]+]]:gpr64sp = ANDXri [[COPY]], 4096
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; CHECK-NEXT: $x0 = COPY [[ANDXri]]
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%3:gpr(p0) = G_IMPLICIT_DEF
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%2:gpr(s8) = G_LOAD %3(p0) :: (load (s8))
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%4:gpr(s64) = G_ZEXT %2(s8)
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%5:gpr(s64) = G_CONSTANT i64 1
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%6:gpr(s64) = G_AND %4, %5
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$x0 = COPY %6
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...
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