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new testcase

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llvm-svn: 26439
This commit is contained in:
Chris Lattner 2006-03-01 03:43:38 +00:00
parent ebe1f272b7
commit d4f7c91dd7
1 changed files with 12 additions and 0 deletions
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12
test/Regression/CodeGen/X86/mul-shift-reassoc.ll Normal file
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; RUN: llvm-as < %s | llc -march=x86 | grep lea
; RUN: llvm-as < %s | llc -march=x86 | not grep add
int %test(int %X, int %Y) {
; Push the shl through the mul to allow an LEA to be formed, instead
; of using a shift and add separately.
%tmp.2 = shl int %X, ubyte 1
%tmp.3 = mul int %tmp.2, %Y
%tmp.5 = add int %tmp.3, %Y
ret int %tmp.5
}