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Add a testcase for the change in r98586.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98610 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson 2010-03-16 05:33:29 +00:00
parent b0d27662ea
commit 7cfb6d373a
1 changed files with 63 additions and 0 deletions
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63
test/CodeGen/Thumb2/2010-03-15-AsmCCClobber.ll Normal file
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; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mcpu=cortex-a8 | FileCheck %s
; Radar 7459078
target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:32-n32"
%0 = type { i32, i32 }
%s1 = type { %s3, i32, %s4, i8*, void (i8*, i8*)*, i8*, i32*, i32*, i32*, i32, i64, [1 x i32] }
%s2 = type { i32 (...)**, %s4 }
%s3 = type { %s2, i32, i32, i32*, [4 x i8], float, %s4, i8*, i8* }
%s4 = type { %s5 }
%s5 = type { i32 }
; Make sure the cmp is not scheduled before the InlineAsm that clobbers cc.
; CHECK: InlineAsm End
; CHECK: cmp
; CHECK: beq
define arm_apcscc void @test(%s1* %this, i32 %format, i32 %w, i32 %h, i32 %levels, i32* %s, i8* %data, i32* nocapture %rowbytes, void (i8*, i8*)* %release, i8* %info) nounwind {
entry:
%tmp1 = getelementptr inbounds %s1* %this, i32 0, i32 0, i32 0, i32 1, i32 0, i32 0
volatile store i32 1, i32* %tmp1, align 4
%tmp12 = getelementptr inbounds %s1* %this, i32 0, i32 1
store i32 %levels, i32* %tmp12, align 4
%tmp13 = getelementptr inbounds %s1* %this, i32 0, i32 3
store i8* %data, i8** %tmp13, align 4
%tmp14 = getelementptr inbounds %s1* %this, i32 0, i32 4
store void (i8*, i8*)* %release, void (i8*, i8*)** %tmp14, align 4
%tmp15 = getelementptr inbounds %s1* %this, i32 0, i32 5
store i8* %info, i8** %tmp15, align 4
%tmp16 = getelementptr inbounds %s1* %this, i32 0, i32 6
store i32* null, i32** %tmp16, align 4
%tmp17 = getelementptr inbounds %s1* %this, i32 0, i32 7
store i32* null, i32** %tmp17, align 4
%tmp19 = getelementptr inbounds %s1* %this, i32 0, i32 10
store i64 0, i64* %tmp19, align 4
%tmp20 = getelementptr inbounds %s1* %this, i32 0, i32 0
tail call arm_apcscc void @f1(%s3* %tmp20, i32* %s) nounwind
%tmp21 = shl i32 %format, 6
%tmp22 = tail call arm_apcscc zeroext i8 @f2(i32 %format) nounwind
%toBoolnot = icmp eq i8 %tmp22, 0
%tmp23 = zext i1 %toBoolnot to i32
%flags.0 = or i32 %tmp23, %tmp21
%tmp24 = shl i32 %flags.0, 16
%asmtmp.i.i.i = tail call %0 asm sideeffect "\0A0:\09ldrex $1, [$2]\0A\09orr $1, $1, $3\0A\09strex $0, $1, [$2]\0A\09cmp $0, #0\0A\09bne 0b", "=&r,=&r,r,r,~{memory},~{cc}"(i32* %tmp1, i32 %tmp24) nounwind
%tmp25 = getelementptr inbounds %s1* %this, i32 0, i32 2, i32 0, i32 0
volatile store i32 1, i32* %tmp25, align 4
%tmp26 = icmp eq i32 %levels, 0
br i1 %tmp26, label %return, label %bb4
bb4:
%l.09 = phi i32 [ %tmp28, %bb4 ], [ 0, %entry ]
%scevgep = getelementptr %s1* %this, i32 0, i32 11, i32 %l.09
%scevgep10 = getelementptr i32* %rowbytes, i32 %l.09
%tmp27 = load i32* %scevgep10, align 4
store i32 %tmp27, i32* %scevgep, align 4
%tmp28 = add i32 %l.09, 1
%exitcond = icmp eq i32 %tmp28, %levels
br i1 %exitcond, label %return, label %bb4
return:
ret void
}
declare arm_apcscc void @f1(%s3*, i32*)
declare arm_apcscc zeroext i8 @f2(i32)