File: twoaddr-mul2.mir

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.8-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,696 kB
  • sloc: cpp: 7,438,781; ansic: 1,393,871; asm: 1,012,926; python: 241,771; f90: 86,635; objc: 75,411; lisp: 42,144; pascal: 17,286; sh: 8,596; ml: 5,082; perl: 4,730; makefile: 3,591; awk: 3,523; javascript: 2,251; xml: 892; fortran: 672
file content (25 lines) | stat: -rw-r--r-- 1,022 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
 
# 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
# RUN: llc -mtriple=x86_64-unknown -mcpu=haswell --passes=two-address-instruction -verify-each %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
...