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new testcase from a FIXME in the code

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26756 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-03-14 08:13:09 +00:00
parent 895b392269
commit 95f6553c49
2 changed files with 16 additions and 2 deletions
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14
test/Transforms/Reassociate/mul-factor3.ll Normal file
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@ -0,0 +1,14 @@
; This should be one add and two multiplies.
; RUN: llvm-as < %s | opt -reassociate -instcombine | llvm-dis | grep mul | wc -l | grep 2 &&
; RUN: llvm-as < %s | opt -reassociate -instcombine | llvm-dis | grep add | wc -l | grep 1
int %test(int %A, int %B, int %C) {
%aa = mul int %A, %A
%aab = mul int %aa, %B
%ac = mul int %A, %C
%aac = mul int %ac, %A
%r = add int %aab, %aac
ret int %r
}

4
test/Transforms/Reassociate/mulfactor2.ll
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@ -1,7 +1,7 @@
; This should turn into one multiply and one add.
; RUN: llvm-as < mulfactor2.ll | opt -instcombine -reassociate -instcombine | llvm-dis | grep mul | wc -l | grep 1 &&
; RUN: llvm-as < mulfactor2.ll | opt -instcombine -reassociate -instcombine | llvm-dis | grep add | wc -l | grep 1
; RUN: llvm-as < %s | opt -instcombine -reassociate -instcombine | llvm-dis | grep mul | wc -l | grep 1 &&
; RUN: llvm-as < %s | opt -instcombine -reassociate -instcombine | llvm-dis | grep add | wc -l | grep 1
int %main(int %t) {
%tmp.3 = mul int %t, 12 ; <int> [#uses=1]
%tmp.4 = add int %tmp.3, 5 ; <int> [#uses=1]