[llvm-commits] CVS: llvm/test/Transforms/LICM/2007-05-22-VolatileSink.ll

[Chris Lattner]

Changes in directory llvm/test/Transforms/LICM:

2007-05-22-VolatileSink.ll added (r1.1)
---
Log message:

new testcase for PR1435: http://llvm.org/PR1435 


---
Diffs of the changes:  (+56 -0)

 2007-05-22-VolatileSink.ll |   56 +++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 56 insertions(+)


Index: llvm/test/Transforms/LICM/2007-05-22-VolatileSink.ll
diff -c /dev/null llvm/test/Transforms/LICM/2007-05-22-VolatileSink.ll:1.1
*** /dev/null	Wed May 23 01:36:02 2007
--- llvm/test/Transforms/LICM/2007-05-22-VolatileSink.ll	Wed May 23 01:35:52 2007
***************
*** 0 ****
--- 1,56 ----
+ ; RUN: llvm-as < %s | opt -licm | llvm-dis | grep {volatile store}
+ ; PR1435
+ 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 = "i686-apple-darwin8"
+ 
+ define void @Transpose(i32* %DataIn, i32* %DataOut) {
+ entry:
+ 	%buffer = alloca [64 x i32], align 16		; <[64 x i32]*> [#uses=2]
+ 	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
+ 	br label %bb6
+ 
+ bb:		; preds = %bb6
+ 	%tmp2 = volatile load i32* %DataIn		; <i32> [#uses=1]
+ 	%tmp3 = getelementptr [64 x i32]* %buffer, i32 0, i32 %i.0		; <i32*> [#uses=1]
+ 	store i32 %tmp2, i32* %tmp3
+ 	%tmp5 = add i32 %i.0, 1		; <i32> [#uses=1]
+ 	br label %bb6
+ 
+ bb6:		; preds = %bb, %entry
+ 	%i.0 = phi i32 [ 0, %entry ], [ %tmp5, %bb ]		; <i32> [#uses=3]
+ 	%tmp8 = icmp sle i32 %i.0, 63		; <i1> [#uses=1]
+ 	%tmp89 = zext i1 %tmp8 to i8		; <i8> [#uses=1]
+ 	%toBool = icmp ne i8 %tmp89, 0		; <i1> [#uses=1]
+ 	br i1 %toBool, label %bb, label %bb30
+ 
+ bb12:		; preds = %bb22
+ 	%tmp14 = mul i32 %j.1, 8		; <i32> [#uses=1]
+ 	%tmp16 = add i32 %tmp14, %i.1		; <i32> [#uses=1]
+ 	%tmp17 = getelementptr [64 x i32]* %buffer, i32 0, i32 %tmp16		; <i32*> [#uses=1]
+ 	%tmp18 = load i32* %tmp17		; <i32> [#uses=1]
+ 	volatile store i32 %tmp18, i32* %DataOut
+ 	%tmp21 = add i32 %j.1, 1		; <i32> [#uses=1]
+ 	br label %bb22
+ 
+ bb22:		; preds = %bb30, %bb12
+ 	%j.1 = phi i32 [ %tmp21, %bb12 ], [ 0, %bb30 ]		; <i32> [#uses=4]
+ 	%tmp24 = icmp sle i32 %j.1, 7		; <i1> [#uses=1]
+ 	%tmp2425 = zext i1 %tmp24 to i8		; <i8> [#uses=1]
+ 	%toBool26 = icmp ne i8 %tmp2425, 0		; <i1> [#uses=1]
+ 	br i1 %toBool26, label %bb12, label %bb27
+ 
+ bb27:		; preds = %bb22
+ 	%tmp29 = add i32 %i.1, 1		; <i32> [#uses=1]
+ 	br label %bb30
+ 
+ bb30:		; preds = %bb27, %bb6
+ 	%j.0 = phi i32 [ %j.1, %bb27 ], [ undef, %bb6 ]		; <i32> [#uses=0]
+ 	%i.1 = phi i32 [ %tmp29, %bb27 ], [ 0, %bb6 ]		; <i32> [#uses=3]
+ 	%tmp32 = icmp sle i32 %i.1, 7		; <i1> [#uses=1]
+ 	%tmp3233 = zext i1 %tmp32 to i8		; <i8> [#uses=1]
+ 	%toBool34 = icmp ne i8 %tmp3233, 0		; <i1> [#uses=1]
+ 	br i1 %toBool34, label %bb22, label %return
+ 
+ return:		; preds = %bb30
+ 	ret void
+ }