1# RUN: llc -mtriple=i686-- -run-pass machine-cp -verify-machineinstrs -o - %s | FileCheck %s
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3
4---
5# Test that machine copy propagation ignores DBG_VALUE and DBL_VALUE_LIST and updates it.
6# CHECK-LABEL: name: foo
7# CHECK: bb.0:
8# CHECK-NEXT: $rax = MOV64ri 31
9# CHECK-NEXT: DBG_VALUE $rax
10# CHECK-NEXT: DBG_VALUE_LIST 0, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_constu, 4, DW_OP_mul, DW_OP_plus, DW_OP_stack_value), $rax, 0, 0
11# CHECK-NEXT: RETQ implicit killed $rax
12name: foo
13body: |
14  bb.0:
15    renamable $rcx = MOV64ri 31
16    DBG_VALUE $rcx, 0, 0, 0, 0
17    DBG_VALUE_LIST 0, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_constu, 4, DW_OP_mul, DW_OP_plus, DW_OP_stack_value), $rcx, 0, 0
18    $rax = COPY killed renamable $rcx
19    RETQ implicit killed $rax
20...
21