File: expand-pseudos.mir

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llvm-toolchain-6.0 1%3A6.0.1-10
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# RUN: llc -run-pass=arm-pseudo -verify-machineinstrs %s -o - | FileCheck %s
--- |
  target triple = "armv7---gnueabi"

  define i32 @test1(i32 %x) {
  entry:
    unreachable
  }
  define i32 @test2(i32 %x) {
  entry:
    unreachable
  }
  define i32 @test3(i32 %x) {
  entry:
    unreachable
  }
...
---
name:            test1
alignment:       2
tracksRegLiveness: true
liveins:
  - { reg: '%r0', virtual-reg: '' }
body:             |
  bb.0.entry:
    liveins: %r0

    %r1 = MOVi 2, 14, %noreg, %noreg
    CMPri killed %r0, 0, 14, %noreg, implicit-def %cpsr
    %r1 = MOVCCi16 killed %r1, 500, 0, killed %cpsr
    %r0 = MOVr killed %r1, 14, %noreg, %noreg
    BX_RET 14, %noreg, implicit %r0

...
---
name:            test2
alignment:       2
tracksRegLiveness: true
liveins:
  - { reg: '%r0', virtual-reg: '' }
body:             |
  bb.0.entry:
    liveins: %r0

    %r1 = MOVi 2, 14, %noreg, %noreg
    CMPri killed %r0, 0, 14, %noreg, implicit-def %cpsr
    %r1 = MOVCCi32imm killed %r1, 500500500, 0, killed %cpsr
    %r0 = MOVr killed %r1, 14, %noreg, %noreg
    BX_RET 14, %noreg, implicit %r0

...
---
name:            test3
alignment:       2
tracksRegLiveness: true
liveins:
  - { reg: '%r0', virtual-reg: '' }
  - { reg: '%r1', virtual-reg: '' }
body:             |
  bb.0.entry:
    liveins: %r0, %r1

    CMPri %r1, 500, 14, %noreg, implicit-def %cpsr
    %r0 = MOVCCr killed %r0, killed %r1, 12, killed %cpsr
    BX_RET 14, %noreg, implicit %r0

...

# CHECK-LABEL: name: test1
# CHECK: %r1 = MOVi16 500, 0, killed %cpsr, implicit killed %r1
# CHECK-LABEL: name: test2
# CHECK:    %r1 = MOVi16 2068, 0, %cpsr, implicit killed %r1
# CHECK:    %r1 = MOVTi16 %r1, 7637, 0, %cpsr
# CHECK-LABEL: name: test3
# CHECK: %r0 = MOVr killed %r1, 12, killed %cpsr, %noreg, implicit killed %r0