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llvm-mirror/test/Regression/CodeGen/X86/mul-shift-reassoc.ll
Chris Lattner d4f7c91dd7 new testcase
llvm-svn: 26439
2006-03-01 03:43:38 +00:00

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381 B
LLVM

; 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
}