test/CodeGen/Mips/GlobalISel/legalizer/trunc.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=legalizer -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32
--- |

  define void @trunc() {entry: ret void}

...
---
name:            trunc
alignment:       4
tracksRegLiveness: true
body:             |
  bb.1.entry:
    liveins: $a0, $a1

    ; MIPS32-LABEL: name: trunc
    ; MIPS32: liveins: $a0, $a1
    ; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
    ; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
    ; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
    ; MIPS32: $v0 = COPY [[COPY2]](s32)
    ; MIPS32: RetRA implicit $v0
    %1:_(s32) = COPY $a0
    %2:_(s32) = COPY $a1
    %0:_(s64) = G_MERGE_VALUES %1(s32), %2(s32)
    %3:_(s32) = G_TRUNC %0(s64)
    $v0 = COPY %3(s32)
    RetRA implicit $v0

...