[CodeGen] Update hasSideEffects comment. NFC.

We used to have 3 side effect flags, but as of r222809, we only have
hasSideEffects.  Change the comment to reflect that.

llvm-svn: 298220
This commit is contained in:
Ahmed Bougacha 2017-03-19 16:12:45 +00:00
parent bcb17ecf04
commit 531e275aa8

View File

@ -402,11 +402,8 @@ class Instruction {
// If so, make sure to override
// TargetInstrInfo::getInsertSubregLikeInputs.
// Side effect flags - When set, the flags have these meanings:
//
// hasSideEffects - The instruction has side effects that are not
// captured by any operands of the instruction or other flags.
//
// Does the instruction have side effects that are not captured by any
// operands of the instruction or other flags?
bit hasSideEffects = ?;
// Is this instruction a "real" instruction (with a distinct machine