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
| ; RUN: llc -mtriple=thumbv7k-apple-watchos7.0 -o - %s | FileCheck %s
; Since d11 doesn't get pushed with the aligned registers, its frameindex
; shouldn't be modified to say it has been.
define void @foo() {
; CHECK-LABEL: foo:
; CHECK: push {r7, lr}
; CHECK: .cfi_offset r7, -8
; CHECK: vpush {d11}
; CHECK: vpush {d8, d9}
; CHECK: .cfi_offset d11, -16
; CHECK: .cfi_offset d9, -24
; CHECK: .cfi_offset d8, -32
call void asm sideeffect "", "~{d8},~{d9},~{d11}"()
call void @bar()
ret void
}
define void @variadic_foo(i8, ...) {
; CHECK-LABEL: variadic_foo:
; CHECK: sub sp, #12
; CHECK: push {r7, lr}
; CHECK: .cfi_offset r7, -20
; CHECK: sub sp, #4
; CHECK: vpush {d11}
; CHECK: vpush {d8, d9}
; CHECK: .cfi_offset d11, -32
; CHECK: .cfi_offset d9, -40
; CHECK: .cfi_offset d8, -48
call void asm sideeffect "", "~{d8},~{d9},~{d11}"()
call void @llvm.va_start(i8* null)
call void @bar()
ret void
}
define void @test_maintain_stack_align() {
; CHECK-LABEL: test_maintain_stack_align:
; CHECK: push {r7, lr}
; CHECK: vpush {d8, d9}
; CHECK: sub sp, #8
call void asm sideeffect "", "~{d8},~{d9}"()
call void @bar()
ret void
}
declare void @bar()
declare void @llvm.va_start(i8*) nounwind
|