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, ptr %b)
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).
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
21 define void @stack_realign(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e, i32 %f, i32 %g) {
23 %aligned = alloca i32, align 64
24 call void @stack_realign_helper(i32 %g, ptr %aligned)