| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5 |
| ; RUN: llc -mtriple=sparc < %s | FileCheck %s --check-prefixes=CHECK32 |
| ; RUN: llc -mtriple=sparcv9 < %s | FileCheck %s --check-prefixes=CHECK64 |
| declare void @stack_realign_helper(i32 %a, ptr %b) |
| |
| ;; This is a function where we have a local variable of 64-byte |
| ;; alignment. We want to see that the stack is aligned (the initial add/and), |
| ;; that the local var is accessed via stack pointer (to %o1), and that |
| ;; the argument is accessed via frame pointer not stack pointer (to %o0). |
| |
| define void @stack_realign(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e, i32 %f, i32 %g) nounwind { |
| ; CHECK32-LABEL: stack_realign: |
| ; CHECK32: ! %bb.0: ! %entry |
| ; CHECK32-NEXT: save %sp, -96, %sp |
| ; CHECK32-NEXT: ld [%fp+92], %o0 |
| ; CHECK32-NEXT: add %sp, 80, %i0 |
| ; CHECK32-NEXT: and %i0, -64, %o1 |
| ; CHECK32-NEXT: call stack_realign_helper |
| ; CHECK32-NEXT: add %o1, -96, %sp |
| ; CHECK32-NEXT: ret |
| ; CHECK32-NEXT: restore |
| ; |
| ; CHECK64-LABEL: stack_realign: |
| ; CHECK64: ! %bb.0: ! %entry |
| ; CHECK64-NEXT: save %sp, -128, %sp |
| ; CHECK64-NEXT: add %sp, 2159, %i0 |
| ; CHECK64-NEXT: and %i0, -64, %o1 |
| ; CHECK64-NEXT: add %o1, -2175, %sp |
| ; CHECK64-NEXT: add %sp, -48, %sp |
| ; CHECK64-NEXT: call stack_realign_helper |
| ; CHECK64-NEXT: ld [%fp+2227], %o0 |
| ; CHECK64-NEXT: add %sp, 48, %sp |
| ; CHECK64-NEXT: ret |
| ; CHECK64-NEXT: restore |
| entry: |
| %aligned = alloca i32, align 64 |
| call void @stack_realign_helper(i32 %g, ptr %aligned) |
| ret void |
| } |
