llvm-6502/test/CodeGen/Thumb2/2010-04-15-DynAllocBug.ll
Jim Grosbach f27ca42552 update tests for smarter BIC usage
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108846 91177308-0d34-0410-b5e6-96231b3b80d8
2010-07-20 16:16:48 +00:00

22 lines
581 B
LLVM

; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mcpu=cortex-a8 -O3 | FileCheck %s
; rdar://7493908
; Make sure the result of the first dynamic_alloc isn't copied back to sp more
; than once. We'll deal with poor codegen later.
define void @t() nounwind ssp {
entry:
; CHECK: t:
; CHECK: bic r0, sp, #7
; CHECK: subs r0, #16
; CHECK: mov sp, r0
; Yes, this is stupid codegen, but it's correct.
; CHECK: bic r0, sp, #7
; CHECK: subs r0, #16
; CHECK: mov sp, r0
%size = mul i32 8, 2
%vla_a = alloca i8, i32 %size, align 8
%vla_b = alloca i8, i32 %size, align 8
unreachable
}