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final.c (final_scan_insn): Change 0 -> NULL_RTX in FIND_REG_INC_NOTE call. 

2002-01-02  Eric Christopher  <echristo@redhat.com>

	* final.c (final_scan_insn): Change 0 -> NULL_RTX in
	FIND_REG_INC_NOTE call. Update copyright.
	* loop.c (canonicalize_condition): Ditto.
	* reorg.c (delete_scheduled_jump): Ditto.

From-SVN: r48506
This commit is contained in:
Eric Christopher 2002-01-03 09:18:22 +00:00
parent 6518547fe4
commit ff81832f59
4 changed files with 24 additions and 17 deletions
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19
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2002-01-02 Eric Christopher <echristo@redhat.com>
* final.c (final_scan_insn): Change 0 -> NULL_RTX in
FIND_REG_INC_NOTE call. Update copyright.
* loop.c (canonicalize_condition): Ditto.
* reorg.c (delete_scheduled_jump): Ditto.
2002-01-03 Kazu Hirata <kazu@hxi.com>
* gcse.c: Fix formatting.
@ -152,7 +159,7 @@
(LOOP_MOVABLES): Fix typo.
(LOOP_REGS): Likewise.
(LOOP_IVS): Likewise.
2002-01-03 Graham Stott <grahams@redhat.com>
* cppinit.c: Update copyright date.
@ -344,7 +351,7 @@ Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2001-12-31 Richard Henderson <rth@redhat.com>
* regrename.c (build_def_use): Don't rename asm operands that
were originally hard registers.
were originally hard registers.
(copyprop_hardreg_forward_1): Likewise.
(find_oldest_value_reg): Copy ORIGINAL_REGNO from source.
* varasm.c (make_decl_rtl): Use gen_rtx_raw_REG. Set ORIGINAL_REGNO.
@ -462,7 +469,7 @@ Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* config/i386/i386.c (ix86_asm_dialect): Fix enum type.
(override_options): Delete abs macro unused.
(override_options): Delete abs macro unused.
(output_pic_addr_const): Use ASM_ATT/ASM_INTEL enumerations
when testing ASSEMBLER_DIALECT.
@ -906,16 +913,16 @@ Fri Dec 21 17:30:15 2001 Jeffrey A Law (law@redhat.com)
* builtin-attrs.def (__builtin_printf_unlocked,
__builtin_fprintf_unlocked, printf_unlocked, fprintf_unlocked):
Mark with the __printf__ attribute.
* builtins.c (expand_builtin_fputs): Add an `unlocked' parameter
and set the replacement function depending on it.
(expand_builtin): Skip BUILT_IN_*_UNLOCKED when not optimizing.
Handle BUILT_IN_*_UNLOCKED when optimizing.
* builtins.def (DEF_EXT_FALLBACK_BUILTIN,
DEF_EXT_FRONT_END_LIB_BUILTIN): New macros.
Declare the "unlocked" stdio functions.
* c-common.c (c_expand_builtin_printf, c_expand_builtin_fprintf):
Add an `unlocked' parameter and set the replacement function
depending on it.

10
gcc/final.c
View File

@ -1,6 +1,6 @@
/* Convert RTL to assembler code and output it, for GNU compiler.
Copyright (C) 1987, 1988, 1989, 1992, 1993, 1994, 1995, 1996, 1997,
1998, 1999, 2000, 2001 Free Software Foundation, Inc.
1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
This file is part of GCC.
@ -960,7 +960,7 @@ shorten_branches (first)
else if (GET_CODE (insn) == CODE_LABEL)
{
rtx next;
/* Merge in alignments computed by compute_alignments. */
log = LABEL_TO_ALIGNMENT (insn);
if (max_log < log)
@ -2372,7 +2372,7 @@ final_scan_insn (insn, file, optimize, prescan, nopeepholes)
&& rtx_equal_p (SET_SRC (set), cc_status.value2)))
{
/* Don't delete insn if it has an addressing side-effect. */
if (! FIND_REG_INC_NOTE (insn, 0)
if (! FIND_REG_INC_NOTE (insn, NULL_RTX)
/* or if anything in it is volatile. */
&& ! volatile_refs_p (PATTERN (insn)))
{
@ -3041,7 +3041,7 @@ get_mem_expr_from_op (op, paddressp)
expr = get_mem_expr_from_op (op, &inner_addressp);
return inner_addressp ? 0 : expr;
}
/* Output operand names for assembler instructions. OPERANDS is the
operand vector, OPORDER is the order to write the operands, and NOPS
is the number of operands to write. */
@ -3175,7 +3175,7 @@ output_asm_insn (template, operands)
output_operand_lossage ("unterminated assembly dialect alternative");
break;
}
}
}
while (*p++ != '}');
dialect = 0;
}

4
gcc/loop.c
View File

@ -3830,7 +3830,7 @@ emit_prefetch_instructions (loop)
|| GET_CODE (iv->mult_val) != CONST_INT
/* Don't handle reversed order prefetches, since they are usually
ineffective. Later we may be able to reverse such BIVs. */
|| (PREFETCH_NO_REVERSE_ORDER
|| (PREFETCH_NO_REVERSE_ORDER
&& (stride = INTVAL (iv->mult_val) * basestride) < 0)
/* Prefetching of accesses with such an extreme stride is probably
not worthwhile, either. */
@ -9087,7 +9087,7 @@ canonicalize_condition (insn, cond, reverse, earliest, want_reg)
if ((prev = prev_nonnote_insn (prev)) == 0
|| GET_CODE (prev) != INSN
|| FIND_REG_INC_NOTE (prev, 0))
|| FIND_REG_INC_NOTE (prev, NULL_RTX))
break;
set = set_of (op0, prev);

8
gcc/reorg.c
View File

@ -1,6 +1,6 @@
/* Perform instruction reorganizations for delay slot filling.
Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
1999, 2000 Free Software Foundation, Inc.
1999, 2000, 2001, 2002 Free Software Foundation, Inc.
Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu).
Hacked by Michael Tiemann (tiemann@cygnus.com).
@ -648,7 +648,7 @@ delete_scheduled_jump (insn)
if (GET_CODE (trial) == NOTE)
trial = prev_nonnote_insn (trial);
if (sets_cc0_p (PATTERN (trial)) != 1
|| FIND_REG_INC_NOTE (trial, 0))
|| FIND_REG_INC_NOTE (trial, NULL_RTX))
return;
if (PREV_INSN (NEXT_INSN (trial)) == trial)
delete_related_insns (trial);
@ -2239,11 +2239,11 @@ fill_simple_delay_slots (non_jumps_p)
int i = 2;
try {
try {
f();
i = 3;
} catch (...) {}
return i;
Even though `i' is a local variable, we must be sure not