diff options
Diffstat (limited to 'gcc/reg-notes.def')
| -rw-r--r-- | gcc/reg-notes.def | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/gcc/reg-notes.def b/gcc/reg-notes.def index a01d888..713bc28 100644 --- a/gcc/reg-notes.def +++ b/gcc/reg-notes.def @@ -91,10 +91,16 @@ REG_NOTE (UNUSED) REG_NOTE (CC_SETTER) REG_NOTE (CC_USER) -/* Points to a CODE_LABEL. Used by non-JUMP_INSNs to say that the - CODE_LABEL contained in the REG_LABEL note is used by the insn. - This note is an INSN_LIST. */ -REG_NOTE (LABEL) +/* Points to a CODE_LABEL. Used by JUMP_INSNs to say that the CODE_LABEL + contained in the REG_LABEL_TARGET note is a possible jump target of + this insn. This note is an INSN_LIST. */ +REG_NOTE (LABEL_TARGET) + +/* Points to a CODE_LABEL. Used by any insn to say that the CODE_LABEL + contained in the REG_LABEL_OPERAND note is used by the insn, but as an + operand, not as a jump target (though it may indirectly be a jump + target for a later jump insn). This note is an INSN_LIST. */ +REG_NOTE (LABEL_OPERAND) /* REG_DEP_OUTPUT and REG_DEP_ANTI are used in scheduler dependencies lists to represent write-after-write and write-after-read dependencies |