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sext(undef) = 0, because the top bits will all be the same.
[oota-llvm.git]
/
test
/
CodeGen
/
Alpha
/
2010-08-01-mulreduce64.ll
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; RUN: llc < %s -march=alpha | FileCheck %s
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define fastcc i64 @getcount(i64 %s) {
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%tmp431 = mul i64 %s, 12884901888
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ret i64 %tmp431
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}
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; CHECK: sll $16,33,$0
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; CHECK-NEXT: sll $16,32,$1
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; CHECK-NEXT: addq $0,$1,$0
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