[llvm-commits] CVS: llvm/test/Transforms/GVNPRE/basic.ll dg.exp

[Owen Anderson]

Changes in directory llvm/test/Transforms/GVNPRE:

basic.ll added (r1.1)
dg.exp added (r1.1)
---
Log message:

Add a GVN-PRE basic regression test.


---
Diffs of the changes:  (+41 -0)

 basic.ll |   38 ++++++++++++++++++++++++++++++++++++++
 dg.exp   |    3 +++
 2 files changed, 41 insertions(+)


Index: llvm/test/Transforms/GVNPRE/basic.ll
diff -c /dev/null llvm/test/Transforms/GVNPRE/basic.ll:1.1
*** /dev/null	Mon Jun 11 19:49:43 2007
--- llvm/test/Transforms/GVNPRE/basic.ll	Mon Jun 11 19:49:33 2007
***************
*** 0 ****
--- 1,38 ----
+ ; RUN: llvm-as | opt -gvnpre | llvm-dis | not grep {%t3 =}
+ ; RUN: llvm-as | opt -gvnpre | llvm-dis | not grep {%t9 =}
+ 
+ define i32 @main() {
+ block1:
+ 	%t1 = bitcast i32 0 to i32		; <i32> [#uses=5]
+ 	br label %block2
+ 
+ block2:		; preds = %block6, %block1
+ 	%t2 = phi i32 [ %t1, %block1 ], [ %t3, %block6 ]		; <i32> [#uses=3]
+ 	%t3 = add i32 %t2, 1		; <i32> [#uses=5]
+ 	br i1 false, label %block3, label %block7
+ 
+ block3:		; preds = %block2
+ 	br i1 true, label %block4, label %block5
+ 
+ block4:		; preds = %block3
+ 	%t4 = add i32 %t2, %t3		; <i32> [#uses=1]
+ 	%t5 = bitcast i32 %t4 to i32		; <i32> [#uses=1]
+ 	%t6 = add i32 %t1, %t5		; <i32> [#uses=0]
+ 	br label %block6
+ 
+ block5:		; preds = %block3
+ 	%t7 = add i32 %t3, 1		; <i32> [#uses=1]
+ 	br label %block6
+ 
+ block6:		; preds = %block5, %block4
+ 	%t8 = phi i32 [ %t1, %block4 ], [ %t7, %block5 ]		; <i32> [#uses=1]
+ 	%t9 = add i32 %t2, %t3		; <i32> [#uses=2]
+ 	%t10 = add i32 %t9, %t8		; <i32> [#uses=0]
+ 	%t11 = bitcast i32 12 to i32		; <i32> [#uses=1]
+ 	%t12 = add i32 %t9, %t11		; <i32> [#uses=1]
+ 	%t13 = add i32 %t12, %t3		; <i32> [#uses=0]
+ 	br label %block2
+ 
+ block7:		; preds = %block2
+ 	ret i32 %t1
+ }


Index: llvm/test/Transforms/GVNPRE/dg.exp
diff -c /dev/null llvm/test/Transforms/GVNPRE/dg.exp:1.1
*** /dev/null	Mon Jun 11 19:49:55 2007
--- llvm/test/Transforms/GVNPRE/dg.exp	Mon Jun 11 19:49:33 2007
***************
*** 0 ****
--- 1,3 ----
+ load_lib llvm.exp
+ 
+ RunLLVMTests [lsort [glob -nocomplain $srcdir/$subdir/*.{ll,llx,c,cpp,tr}]]