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New testcases that we should combine.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19219 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-01-01 16:14:46 +00:00
parent 095b51ee36
commit 0f75849116
2 changed files with 16 additions and 0 deletions
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8
test/Transforms/InstCombine/cast-cast-to-and.ll Normal file
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@ -0,0 +1,8 @@
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep ubyte
int %test1(uint %X) {
%Y = cast uint %X to ubyte ;; Turn into an AND
%Z = cast ubyte %Y to int
ret int %Z
}

8
test/Transforms/InstCombine/zeroext-and-reduce.ll Normal file
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@ -0,0 +1,8 @@
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep 'and int %Y, 8'
int %test1(ubyte %X) {
%Y = cast ubyte %X to int
%Z = and int %Y, 65544 ;; Prune this to and Y, 8
ret int %Z
}