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llvm-mirror/test/CodeGen/X86/2008-07-11-SHLBy1.ll
Duncan Sands 52f1dbf139 Port a shift-by-1 optimization from LegalizeDAG: it
was presumably added after the rest of the code was
copied to LegalizeTypes.

llvm-svn: 53459
2008-07-11 16:54:57 +00:00

6 lines
137 B
LLVM

; RUN: llvm-as < %s | llc -march=x86-64 -o - | not grep shr
define i128 @sl(i128 %x) {
%t = shl i128 %x, 1
ret i128 %t
}