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
| # RUN: llc -march=x86-64 -run-pass none -o - %s | FileCheck %s
--- |
define i32 @test(i32 %a, i32 %b) {
body:
%c = mul i32 %a, %b
ret i32 %c
}
...
---
name: test
tracksRegLiveness: true
registers:
- { id: 0, class: gr32 }
# CHECK: - { id: 1, class: gr32, preferred-register: '%0' }
# CHECK: - { id: 2, class: gr32, preferred-register: '$edi' }
- { id: 1, class: gr32, preferred-register: '%0' }
- { id: 2, class: gr32, preferred-register: '$edi' }
body: |
bb.0.body:
liveins: $edi, $esi
%1 = COPY $esi
%2 = COPY $edi
%2 = IMUL32rr %2, %1, implicit-def dead $eflags
$eax = COPY %2
RETQ killed $eax
...
|