|
150
|
1 ; RUN: llc -march=sparc < %s | FileCheck %s --check-prefixes=CHECK,CHECK32
|
|
|
2 ; RUN: llc -march=sparcv9 < %s | FileCheck %s --check-prefixes=CHECK,CHECK64
|
|
|
3 declare void @stack_realign_helper(i32 %a, i32* %b)
|
|
|
4
|
|
|
5 ;; This is a function where we have a local variable of 64-byte
|
|
|
6 ;; alignment. We want to see that the stack is aligned (the initial
|
|
|
7 ;; andn), that the local var is accessed via stack pointer (to %o1), and that
|
|
|
8 ;; the argument is accessed via frame pointer not stack pointer (to %o0).
|
|
|
9
|
|
|
10 ;; CHECK-LABEL: stack_realign:
|
|
|
11 ;; CHECK32: andn %sp, 63, %sp
|
|
|
12 ;; CHECK32-NEXT: ld [%fp+92], %o0
|
|
|
13 ;; CHECK64: add %sp, 2047, %g1
|
|
|
14 ;; CHECK64-NEXT: andn %g1, 63, %g1
|
|
|
15 ;; CHECK64-NEXT: add %g1, -2047, %sp
|
|
|
16 ;; CHECK64-NEXT: ld [%fp+2227], %o0
|
|
|
17 ;; CHECK-NEXT: call stack_realign_helper
|
|
|
18 ;; CHECK32-NEXT: add %sp, 128, %o1
|
|
|
19 ;; CHECK64-NEXT: add %sp, 2239, %o1
|
|
|
20
|
|
|
21 define void @stack_realign(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e, i32 %f, i32 %g) {
|
|
|
22 entry:
|
|
|
23 %aligned = alloca i32, align 64
|
|
|
24 call void @stack_realign_helper(i32 %g, i32* %aligned)
|
|
|
25 ret void
|
|
|
26 }
|
