[llvm-commits] CVS: llvm/test/Transforms/GVNPRE/extractelement.ll insertelement.ll shufflevector.ll

[Owen Anderson]

Changes in directory llvm/test/Transforms/GVNPRE:

extractelement.ll added (r1.1)
insertelement.ll added (r1.1)
shufflevector.ll added (r1.1)
---
Log message:

Add tests for performing GVNPRE on the three vector-specific instructions.


---
Diffs of the changes:  (+54 -0)

 extractelement.ll |   18 ++++++++++++++++++
 insertelement.ll  |   18 ++++++++++++++++++
 shufflevector.ll  |   18 ++++++++++++++++++
 3 files changed, 54 insertions(+)


Index: llvm/test/Transforms/GVNPRE/extractelement.ll
diff -c /dev/null llvm/test/Transforms/GVNPRE/extractelement.ll:1.1
*** /dev/null	Tue Jun 26 23:06:42 2007
--- llvm/test/Transforms/GVNPRE/extractelement.ll	Tue Jun 26 23:06:32 2007
***************
*** 0 ****
--- 1,18 ----
+ ; RUN: llvm-as < %s | opt -gvnpre | llvm-dis | grep b.gvnpre
+ 
+ define i32 @extract() {
+ entry:		; preds = %cond_false, %entry
+   %foo = add <2 x i32> < i32 1, i32 1 >, < i32 1, i32 1 >
+ 	br i1 true, label %cond_true, label %cond_false
+ 
+ cond_true:
+   br label %end
+ 
+ cond_false:
+   %a = extractelement <2 x i32> %foo, i32 0
+   br label %end
+ 
+ end:
+   %b = extractelement <2 x i32> %foo, i32 0
+   ret i32 %b
+ }


Index: llvm/test/Transforms/GVNPRE/insertelement.ll
diff -c /dev/null llvm/test/Transforms/GVNPRE/insertelement.ll:1.1
*** /dev/null	Tue Jun 26 23:06:55 2007
--- llvm/test/Transforms/GVNPRE/insertelement.ll	Tue Jun 26 23:06:32 2007
***************
*** 0 ****
--- 1,18 ----
+ ; RUN: llvm-as < %s | opt -gvnpre | llvm-dis | grep b.gvnpre
+ 
+ define i32 @extract() {
+ entry:		; preds = %cond_false, %entry
+   %foo = add <2 x i32> < i32 1, i32 1 >, < i32 1, i32 1 >
+ 	br i1 true, label %cond_true, label %cond_false
+ 
+ cond_true:
+   br label %end
+ 
+ cond_false:
+   %a = insertelement <2 x i32> %foo, i32 0, i32 3
+   br label %end
+ 
+ end:
+   %b = insertelement <2 x i32> %foo, i32 0, i32 3
+   ret i32 0
+ }


Index: llvm/test/Transforms/GVNPRE/shufflevector.ll
diff -c /dev/null llvm/test/Transforms/GVNPRE/shufflevector.ll:1.1
*** /dev/null	Tue Jun 26 23:06:55 2007
--- llvm/test/Transforms/GVNPRE/shufflevector.ll	Tue Jun 26 23:06:32 2007
***************
*** 0 ****
--- 1,18 ----
+ ; RUN: llvm-as < %s | opt -gvnpre | llvm-dis | grep b.gvnpre
+ 
+ define i32 @extract() {
+ entry:		; preds = %cond_false, %entry
+   %foo = add <2 x i32> < i32 1, i32 1 >, < i32 1, i32 1 >
+ 	br i1 true, label %cond_true, label %cond_false
+ 
+ cond_true:
+   br label %end
+ 
+ cond_false:
+   %a = shufflevector <2 x i32> %foo, <2 x i32> undef,  <2 x i32> < i32 0, i32 1 >
+   br label %end
+ 
+ end:
+   %b = shufflevector <2 x i32> %foo, <2 x i32> undef,  <2 x i32> < i32 0, i32 1 >
+   ret i32 0
+ }