[llvm-commits] CVS: llvm/test/Regression/Transforms/InstCombine/cast-load-gep.ll

[Chris Lattner]

Changes in directory llvm/test/Regression/Transforms/InstCombine:

cast-load-gep.ll added (r1.1)
---
Log message:

New testcase


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Diffs of the changes:  (+22 -0)

 cast-load-gep.ll |   22 ++++++++++++++++++++++
 1 files changed, 22 insertions(+)


Index: llvm/test/Regression/Transforms/InstCombine/cast-load-gep.ll
diff -c /dev/null llvm/test/Regression/Transforms/InstCombine/cast-load-gep.ll:1.1
*** /dev/null	Sun Jan 30 22:49:32 2005
--- llvm/test/Regression/Transforms/InstCombine/cast-load-gep.ll	Sun Jan 30 22:49:22 2005
***************
*** 0 ****
--- 1,22 ----
+ ; RUN: llvm-as < %s | opt -instcombine -globaldce | llvm-dis | not grep Array
+ 
+ ; Pulling the cast out of the load allows us to eliminate the load, and then 
+ ; the whole array.
+ 
+ %unop = type {int }
+ %op = type {float}
+ 
+ %Array = internal constant [1 x %op* (%op*)*] [ %op* (%op*)* %foo ]
+ 
+ implementation
+ 
+ %op* %foo(%op* %X) {
+   ret %op* %X
+ }
+ 
+ %unop* %caller(%op* %O) {
+    %tmp = load %unop* (%op*)** cast ([1 x %op* (%op*)*]* %Array to %unop* (%op*)**)
+    %tmp.2 = call %unop* (%op*)* %tmp(%op* %O)
+    ret %unop* %tmp.2
+ }
+