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
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=x86_64 < %s | FileCheck %s
; Check the prolog won't be sunk across the save of CSRs.
define void @reduce(i32, i32, i32, i32, i32, i32, ...) nounwind {
; CHECK-LABEL: reduce:
; CHECK: # %bb.0:
; CHECK-NEXT: subq $56, %rsp
; CHECK-NEXT: testb %al, %al
; CHECK-NEXT: jne .LBB0_3
; CHECK-NEXT: # %bb.4:
; CHECK-NEXT: testb %al, %al
; CHECK-NEXT: je .LBB0_1
; CHECK-NEXT: .LBB0_2:
; CHECK-NEXT: addq $56, %rsp
; CHECK-NEXT: retq
; CHECK-NEXT: .LBB0_3:
; CHECK-NEXT: movaps %xmm0, -{{[0-9]+}}(%rsp)
; CHECK-NEXT: movaps %xmm1, -{{[0-9]+}}(%rsp)
; CHECK-NEXT: movaps %xmm2, -{{[0-9]+}}(%rsp)
; CHECK-NEXT: movaps %xmm3, -{{[0-9]+}}(%rsp)
; CHECK-NEXT: movaps %xmm4, -{{[0-9]+}}(%rsp)
; CHECK-NEXT: movaps %xmm5, (%rsp)
; CHECK-NEXT: movaps %xmm6, {{[0-9]+}}(%rsp)
; CHECK-NEXT: movaps %xmm7, {{[0-9]+}}(%rsp)
; CHECK-NEXT: testb %al, %al
; CHECK-NEXT: jne .LBB0_2
; CHECK-NEXT: .LBB0_1:
; CHECK-NEXT: leaq -{{[0-9]+}}(%rsp), %rax
; CHECK-NEXT: movq %rax, 16
; CHECK-NEXT: leaq {{[0-9]+}}(%rsp), %rax
; CHECK-NEXT: movq %rax, 8
; CHECK-NEXT: movl $48, 4
; CHECK-NEXT: movl $48, 0
; CHECK-NEXT: addq $56, %rsp
; CHECK-NEXT: retq
br i1 poison, label %8, label %7
7: ; preds = %6
call void @llvm.va_start(ptr null)
br label %8
8: ; preds = %7, %6
ret void
}
declare void @llvm.va_start(ptr)
declare void @llvm.va_end(ptr)
|
