File: function-liveins.mir

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-12
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,496,180 kB
  • sloc: cpp: 5,593,972; ansic: 986,872; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,538; xml: 953; cs: 573; fortran: 567
file content (36 lines) | stat: -rw-r--r-- 773 bytes parent folder | download | duplicates (12) 
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
26
27
28
29
30
31
32
33
34
35
36
 
# RUN: llc -march=x86-64 -run-pass none -o - %s | FileCheck %s
# This test ensures that the MIR parser parses machine function's liveins
# correctly.

--- |

  define i32 @test(i32 %a, i32 %b) {
  body:
    %c = add i32 %a, %b
    ret i32 %c
  }

...
---
name:            test
tracksRegLiveness: true
registers:
  - { id: 0, class: gr32 }
  - { id: 1, class: gr32 }
  - { id: 2, class: gr32 }
# CHECK: liveins:
# CHECK-NEXT: - { reg: '$edi', virtual-reg: '%0' }
# CHECK-NEXT: - { reg: '$esi', virtual-reg: '%1' }
liveins:
  - { reg: '$edi', virtual-reg: '%0' }
  - { reg: '$esi', virtual-reg: '%1' }
body: |
  bb.0.body:
    liveins: $edi, $esi

    %1 = COPY $esi
    %0 = COPY $edi
    %2 = ADD32rr %0, %1, implicit-def dead $eflags
    $eax = COPY %2
    RET64 $eax
...