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Added test for -elf configuration, to see that _alloca call is properly

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generated. See:

http://llvm.org/viewvc/llvm-project?view=revision&revision=193289



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193321 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Yaron Keren 2013-10-24 09:36:08 +00:00
parent cb8c3d1e49
commit 1a03bec227
1 changed files with 16 additions and 9 deletions
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25
test/CodeGen/X86/mingw-alloca.ll
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@ -1,12 +1,14 @@
; RUN: llc < %s | FileCheck %s
; RUN: llc < %s -mtriple=i386-pc-mingw32 | FileCheck %s -check-prefix=COFF
; RUN: llc < %s -mtriple=i386-pc-mingw32-elf | FileCheck %s -check-prefix=ELF
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64"
target triple = "i386-pc-mingw32"
define void @foo1(i32 %N) nounwind {
entry:
; CHECK: _foo1:
; CHECK: calll __alloca
; COFF: _foo1:
; COFF: calll __alloca
; ELF: foo1:
; ELF: calll _alloca
%tmp14 = alloca i32, i32 %N ; <i32*> [#uses=1]
call void @bar1( i32* %tmp14 )
ret void
@ -16,11 +18,16 @@ declare void @bar1(i32*)
define void @foo2(i32 inreg %N) nounwind {
entry:
; CHECK: _foo2:
; CHECK: andl $-16, %esp
; CHECK: pushl %eax
; CHECK: calll __alloca
; CHECK: movl 8028(%esp), %eax
; COFF: _foo2:
; COFF: andl $-16, %esp
; COFF: pushl %eax
; COFF: calll __alloca
; COFF: movl 8028(%esp), %eax
; ELF: foo2:
; ELF: andl $-16, %esp
; ELF: pushl %eax
; ELF: calll _alloca
; ELF: movl 8028(%esp), %eax
%A2 = alloca [2000 x i32], align 16 ; <[2000 x i32]*> [#uses=1]
%A2.sub = getelementptr [2000 x i32]* %A2, i32 0, i32 0 ; <i32*> [#uses=1]
call void @bar2( i32* %A2.sub, i32 %N )