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Fixed a bug in dynamic allocation memory on stack.

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The alignment of allocated space was wrong, see Bugzila 17345.

Done by Zvi Rackover <zvi.rackover@intel.com>.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192573 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Elena Demikhovsky
2013-10-14 07:26:51 +00:00
parent f50045e90d
commit 55240a5ddb
5 changed files with 77 additions and 11 deletions
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4
test/CodeGen/Thumb2/2010-04-15-DynAllocBug.ll
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@@ -8,10 +8,10 @@ define void @t() nounwind ssp {
entry:
; CHECK-LABEL: t:
%size = mul i32 8, 2
; CHECK: subs r0, #16
; CHECK: sub.w r0, sp, #16
; CHECK: mov sp, r0
%vla_a = alloca i8, i32 %size, align 8
; CHECK: subs r0, #16
; CHECK: sub.w r0, sp, #16
; CHECK: mov sp, r0
%vla_b = alloca i8, i32 %size, align 8
unreachable