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Diffstat (limited to 'NOTES.txt')
-rw-r--r-- | NOTES.txt | 24 |
1 files changed, 24 insertions, 0 deletions
@@ -110,3 +110,27 @@ The "selection of target" behavior is defined as follows: (1) If the user does not specify -triple, we default to the host triple. (2) If the user specifies a -arch, that overrides the arch in the host or specified triple. + +//===---------------------------------------------------------------------===// + + +verifyInputConstraint and verifyOutputConstraint should not return bool. + +Instead we should return something like: + +enum VerifyConstraintResult { + Valid, + + // Output only + OutputOperandConstraintLacksEqualsCharacter, + MatchingConstraintNotValidInOutputOperand, + + // Input only + InputOperandConstraintContainsEqualsCharacter, + MatchingConstraintReferencesInvalidOperandNumber, + + // Both + PercentConstraintUsedWithLastOperand +}; + +//===---------------------------------------------------------------------===// |