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
71
72
73
74
75
76
77
|
; RUN: llc < %s -verify-machineinstrs -enable-machine-outliner | FileCheck %s
target triple = "riscv64-unknown-linux-gnu"
declare void @foo(i32, i32, i32, i32) minsize
;; TargetOpcode::FENTRY_CALL at the start of the function expands to a __fentry__
;; call which must be present. Don't outline it.
define void @fentry0(i1 %a) nounwind "fentry-call"="true" {
; CHECK-LABEL: fentry0:
; CHECK-NEXT: # %bb.0:
; CHECK-NEXT: # FEntry call
; CHECK: # %bb.1:
; CHECK-NEXT: call t0, OUTLINED_FUNCTION_1
entry:
br i1 %a, label %if.then, label %if.end
if.then:
call void @foo(i32 1, i32 2, i32 3, i32 4)
br label %if.end
if.end:
call void @foo(i32 5, i32 6, i32 7, i32 8)
ret void
}
define void @fentry1(i1 %a) nounwind "fentry-call"="true" {
; CHECK-LABEL: fentry1:
; CHECK-NEXT: # %bb.0:
; CHECK-NEXT: # FEntry call
; CHECK: # %bb.1:
; CHECK-NEXT: call t0, OUTLINED_FUNCTION_1
entry:
br i1 %a, label %if.then, label %if.end
if.then:
call void @foo(i32 1, i32 2, i32 3, i32 4)
br label %if.end
if.end:
call void @foo(i32 5, i32 6, i32 7, i32 8)
ret void
}
;; TargetOpcode::PATCHABLE_FUNCTION_ENTER at the start of the function expands to
;; NOPs which must be present. Don't outline them.
define void @patchable0(i1 %a) nounwind "patchable-function-entry"="2" {
; CHECK-LABEL: patchable0:
; CHECK-NEXT: .Lfunc_begin0:
; CHECK-NEXT: # %bb.0:
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK: # %bb.1:
; CHECK-NEXT: call t0, OUTLINED_FUNCTION_1
entry:
br i1 %a, label %if.then, label %if.end
if.then:
call void @foo(i32 1, i32 2, i32 3, i32 4)
br label %if.end
if.end:
call void @foo(i32 5, i32 6, i32 7, i32 8)
ret void
}
define void @patchable1(i1 %a) nounwind "patchable-function-entry"="2" {
; CHECK-LABEL: patchable1:
; CHECK-NEXT: .Lfunc_begin1:
; CHECK-NEXT: # %bb.0:
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK: # %bb.1:
; CHECK-NEXT: call t0, OUTLINED_FUNCTION_1
entry:
br i1 %a, label %if.then, label %if.end
if.then:
call void @foo(i32 1, i32 2, i32 3, i32 4)
br label %if.end
if.end:
call void @foo(i32 5, i32 6, i32 7, i32 8)
ret void
}
|
