llvm-6502/test/CodeGen/ARM/alloca.ll at f591b9c33e82fdb9d24acefb8a4f89e055e1094f - llvm-6502 - Applefritter: Git

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Jim Grosbach 6c7d3a16b3 In the presence of variable sized objects, allocate an emergency spill slot.

rdar://8131327

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108008 91177308-0d34-0410-b5e6-96231b3b80d8

2010-07-09 20:27:06 +00:00

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LLVM

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 ; RUN: llc < %s -march=arm -mtriple=arm-linux-gnu | FileCheck %s
 define void @f(i32 %a) {
 entry:
 ; CHECK: add  r11, sp, #4
         %tmp = alloca i8, i32 %a                ; <i8*> [#uses=1]
         call void @g( i8* %tmp, i32 %a, i32 1, i32 2, i32 3 )
         ret void
 ; CHECK: sub  sp, r11, #4
 }
 declare void @g(i8*, i32, i32, i32, i32)