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rtl.def (LABEL_REF): Remove the field for LABEL_NEXTREF.

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* rtl.def (LABEL_REF): Remove the field for LABEL_NEXTREF.
        * rtl.h (LABEL_NEXTREF): Remove field accessor.

From-SVN: r111969
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Steven Bosscher 2006-03-11 22:14:35 +00:00 committed by Steven Bosscher
parent 920d7bf632
commit fc6c490eea
3 changed files with 7 additions and 10 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2006-03-11 Steven Bosscher <stevenb.gcc@gmail.com>
* rtl.def (LABEL_REF): Remove the field for LABEL_NEXTREF.
* rtl.h (LABEL_NEXTREF): Remove field accessor.
2006-03-11 Eric Botcazou <ebotcazou@adacore.com>
* function.h (frame_offset_overflow): Declare.

5
gcc/rtl.def
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@ -389,9 +389,8 @@ DEF_RTL_EXPR(CONCAT, "concat", "ee", RTX_OBJ)
DEF_RTL_EXPR(MEM, "mem", "e0", RTX_OBJ)
/* Reference to an assembler label in the code for this function.
The operand is a CODE_LABEL found in the insn chain.
The unprinted field 1 is used in flow.c for the LABEL_NEXTREF. */
DEF_RTL_EXPR(LABEL_REF, "label_ref", "u0", RTX_CONST_OBJ)
The operand is a CODE_LABEL found in the insn chain. */
DEF_RTL_EXPR(LABEL_REF, "label_ref", "u", RTX_CONST_OBJ)
/* Reference to a named label:
Operand 0: label name

7
gcc/rtl.h
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@ -961,13 +961,6 @@ enum label_kind
The chain eventually winds up at the CODE_LABEL: it is circular. */
#define LABEL_REFS(LABEL) XCEXP (LABEL, 5, CODE_LABEL)
/* This is the field in the LABEL_REF through which the circular chain
of references to a particular label is linked.
FIXME: This chain is used in loop.c and in the SH backend.
Since loop.c is about to go away, it could be a win to replace
the uses of this in the SH backend with something else. */
#define LABEL_NEXTREF(REF) XCEXP (REF, 1, LABEL_REF)
/* For a REG rtx, REGNO extracts the register number. ORIGINAL_REGNO holds
the number the register originally had; for a pseudo register turned into
a hard reg this will hold the old pseudo register number. */