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
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 3
# RUN: llc -mtriple=x86_64-- -run-pass=peephole-opt %s -o - | FileCheck %s
--- |
define void @foldImmediate() { ret void }
...
---
# Check that immediates can be folded into ALU instructions.
name: foldImmediate
registers:
- { id: 0, class: gr32 }
- { id: 1, class: gr32 }
- { id: 2, class: gr32 }
- { id: 3, class: gr32 }
- { id: 4, class: gr32 }
- { id: 5, class: gr32 }
- { id: 6, class: gr32 }
- { id: 7, class: gr64 }
- { id: 8, class: gr64 }
- { id: 9, class: gr64 }
- { id: 10, class: gr64 }
- { id: 11, class: gr64 }
- { id: 12, class: gr64 }
- { id: 13, class: gr64 }
- { id: 14, class: gr64 }
- { id: 15, class: gr64 }
- { id: 16, class: gr32 }
- { id: 17, class: gr64 }
- { id: 18, class: gr32 }
body: |
bb.0:
liveins: $rdi, $rsi
; CHECK-LABEL: name: foldImmediate
; CHECK: liveins: $rdi, $rsi
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[MOV32ri:%[0-9]+]]:gr32 = MOV32ri 81
; CHECK-NEXT: [[COPY:%[0-9]+]]:gr32 = COPY $edi
; CHECK-NEXT: CTEST32ri [[COPY]], 81, 2, 10, implicit-def $eflags, implicit $eflags
; CHECK-NEXT: NOOP implicit $eflags
; CHECK-NEXT: CCMP32ri [[COPY]], 81, 2, 10, implicit-def $eflags, implicit $eflags
; CHECK-NEXT: NOOP implicit $eflags
; CHECK-NEXT: [[SUBREG_TO_REG:%[0-9]+]]:gr64 = SUBREG_TO_REG 0, killed [[MOV32ri]], %subreg.sub_32bit
; CHECK-NEXT: [[COPY1:%[0-9]+]]:gr64 = COPY $rsi
; CHECK-NEXT: CTEST64ri32 [[COPY1]], 81, 2, 10, implicit-def $eflags, implicit $eflags
; CHECK-NEXT: NOOP implicit $eflags
; CHECK-NEXT: CCMP64ri32 [[COPY1]], 81, 2, 10, implicit-def $eflags, implicit $eflags
; CHECK-NEXT: NOOP implicit $eflags
; CHECK-NEXT: CCMP64rr [[SUBREG_TO_REG]], [[COPY1]], 2, 10, implicit-def $eflags, implicit $eflags
; CHECK-NEXT: NOOP implicit $eflags
%0 = MOV32ri 81
%1 = COPY $edi
CTEST32rr %0, %1, 2, 10, implicit-def $eflags, implicit $eflags
NOOP implicit $eflags
CCMP32rr %1, %0, 2, 10, implicit-def $eflags, implicit $eflags
NOOP implicit $eflags
%7 = SUBREG_TO_REG 0, killed %0:gr32, %subreg.sub_32bit
%8 = COPY $rsi
CTEST64rr %8, %7, 2, 10, implicit-def $eflags, implicit $eflags
NOOP implicit $eflags
CCMP64rr %8, %7, 2, 10, implicit-def $eflags, implicit $eflags
NOOP implicit $eflags
CCMP64rr %7, %8, 2, 10, implicit-def $eflags, implicit $eflags
NOOP implicit $eflags
...
|
