1 # RUN: llc -mtriple=i686-- -run-pass machine-cp -verify-machineinstrs -o - %s | FileCheck %s
5 # Test that machine copy propagation ignores DBG_VALUE and DBL_VALUE_LIST and updates it.
6 # CHECK-LABEL: name: foo
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: RET64 implicit killed $rax
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 RET64 implicit killed $rax