src/llvm-project/llvm/test/CodeGen/X86/GlobalISel/legalize-freeze.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 2
# RUN: llc -verify-machineinstrs -mtriple=x86_64-linux-gnu -run-pass=legalizer %s -o - | FileCheck %s

# test freeze

...
---
name:            test_freezep0
body:             |
  bb.1:
    ; CHECK-LABEL: name: test_freezep0
    ; CHECK: [[DEF:%[0-9]+]]:_(p0) = IMPLICIT_DEF
    ; CHECK-NEXT: [[FREEZE:%[0-9]+]]:_(p0) = G_FREEZE [[DEF]]
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(p0) = COPY [[FREEZE]](p0)
    ; CHECK-NEXT: RET 0, implicit [[COPY]](p0)
    %0:_(p0) = IMPLICIT_DEF
    %1:_(p0) = G_FREEZE %0
    %2:_(p0) = COPY %1(p0)
    RET 0, implicit %2

...
---
name:            test_freeze64
body:             |
  bb.1:
    ; CHECK-LABEL: name: test_freeze64
    ; CHECK: [[DEF:%[0-9]+]]:_(s64) = IMPLICIT_DEF
    ; CHECK-NEXT: [[FREEZE:%[0-9]+]]:_(s64) = G_FREEZE [[DEF]]
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY [[FREEZE]](s64)
    ; CHECK-NEXT: RET 0, implicit [[COPY]](s64)
    %0:_(s64) = IMPLICIT_DEF
    %1:_(s64) = G_FREEZE %0
    %2:_(s64) = COPY %1(s64)
    RET 0, implicit %2

...
---
name:            test_freeze48
body:             |
  bb.1:
    ; CHECK-LABEL: name: test_freeze48
    ; CHECK: [[DEF:%[0-9]+]]:_(s48) = IMPLICIT_DEF
    ; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[DEF]](s48)
    ; CHECK-NEXT: [[FREEZE:%[0-9]+]]:_(s64) = G_FREEZE [[ANYEXT]]
    ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s48) = G_TRUNC [[FREEZE]](s64)
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s48) = COPY [[TRUNC]](s48)
    ; CHECK-NEXT: RET 0, implicit [[COPY]](s48)
    %0:_(s48) = IMPLICIT_DEF
    %1:_(s48) = G_FREEZE %0
    %2:_(s48) = COPY %1(s48)
    RET 0, implicit %2

...
---
name:            test_freeze32
body:             |
  bb.1:
    ; CHECK-LABEL: name: test_freeze32
    ; CHECK: [[DEF:%[0-9]+]]:_(s32) = IMPLICIT_DEF
    ; CHECK-NEXT: [[FREEZE:%[0-9]+]]:_(s32) = G_FREEZE [[DEF]]
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY [[FREEZE]](s32)
    ; CHECK-NEXT: RET 0, implicit [[COPY]](s32)
    %0:_(s32) = IMPLICIT_DEF
    %1:_(s32) = G_FREEZE %0
    %2:_(s32) = COPY %1(s32)
    RET 0, implicit %2

...
---
name:            test_freeze16
body:             |
  bb.1:
    ; CHECK-LABEL: name: test_freeze16
    ; CHECK: [[DEF:%[0-9]+]]:_(s16) = IMPLICIT_DEF
    ; CHECK-NEXT: [[FREEZE:%[0-9]+]]:_(s16) = G_FREEZE [[DEF]]
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s16) = COPY [[FREEZE]](s16)
    ; CHECK-NEXT: RET 0, implicit [[COPY]](s16)
    %0:_(s16) = IMPLICIT_DEF
    %1:_(s16) = G_FREEZE %0
    %2:_(s16) = COPY %1(s16)
    RET 0, implicit %2

...
---
name:            test_freeze8
body:             |
  bb.1:
    ; CHECK-LABEL: name: test_freeze8
    ; CHECK: [[DEF:%[0-9]+]]:_(s8) = IMPLICIT_DEF
    ; CHECK-NEXT: [[FREEZE:%[0-9]+]]:_(s8) = G_FREEZE [[DEF]]
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s8) = COPY [[FREEZE]](s8)
    ; CHECK-NEXT: RET 0, implicit [[COPY]](s8)
    %0:_(s8) = IMPLICIT_DEF
    %1:_(s8) = G_FREEZE %0
    %2:_(s8) = COPY %1(s8)
    RET 0, implicit %2

...