[LLVMdev] Simple question on sign

Ryan Taylor ryta1203 at gmail.com
Wed Feb 22 18:28:06 CST 2012


How do you determine if a shift is signed or not?

ashr = always signed?
lshr = always unsigned?
shl = always signed?

The CmpInst has the "isSigned()" function, but it appears that every other
Instruction I've looked at doesn't seem to have this.
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