| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -mtriple=x86_64-unknown -mcpu=haswell -run-pass=twoaddressinstruction -verify-machineinstrs %s -o - | FileCheck %s |
| |
| # Check that we don't have any uses of [[COPY]] after it is killed. |
| --- |
| name: test_mul_by_2 |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $edi |
| |
| ; CHECK-LABEL: name: test_mul_by_2 |
| ; CHECK: liveins: $edi |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: [[COPY:%[0-9]+]]:gr32 = COPY killed $edi |
| ; CHECK-NEXT: undef %2.sub_32bit:gr64_nosp = COPY killed [[COPY]] |
| ; CHECK-NEXT: [[LEA64_32r:%[0-9]+]]:gr32 = LEA64_32r killed %2, 1, killed %2, 0, $noreg |
| ; CHECK-NEXT: $eax = COPY killed [[LEA64_32r]] |
| ; CHECK-NEXT: RET 0, killed $eax |
| %0:gr32 = COPY killed $edi |
| %1:gr32 = ADD32rr killed %0, %0, implicit-def dead $eflags |
| $eax = COPY killed %1 |
| RET 0, killed $eax |
| ... |
