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Update HEAD with FSF branch 3.2.1 release files.

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This commit is contained in:
David E. O'Brien 2002-12-04 16:35:55 +00:00
parent 21da7e2bd7
commit 4f471064d9
4 changed files with 20 additions and 22 deletions
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3
contrib/gcc/Makefile.in
View File

@ -1383,7 +1383,8 @@ varasm.o : varasm.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) $(RTL_H) flags.h \
$(HASHTAB_H) $(TARGET_H) langhooks.h
function.o : function.c $(CONFIG_H) $(SYSTEM_H) $(RTL_H) $(TREE_H) flags.h \
function.h $(EXPR_H) libfuncs.h $(REGS_H) hard-reg-set.h \
insn-config.h $(RECOG_H) output.h toplev.h except.h hash.h $(GGC_H) $(TM_P_H)
insn-config.h $(RECOG_H) output.h toplev.h except.h hash.h $(GGC_H) \
$(TM_P_H) langhooks.h
stmt.o : stmt.c $(CONFIG_H) $(SYSTEM_H) $(RTL_H) $(TREE_H) flags.h function.h \
insn-config.h hard-reg-set.h $(EXPR_H) libfuncs.h except.h \
$(LOOP_H) $(RECOG_H) toplev.h output.h varray.h $(GGC_H) $(TM_P_H)

4
contrib/gcc/config/i386/i386.md
View File

@ -5311,7 +5311,7 @@
(plus:DI (match_operand:DI 1 "nonimmediate_operand" "%0,0")
(match_operand:DI 2 "general_operand" "roiF,riF")))
(clobber (reg:CC 17))]
"!TARGET_64BIT"
"!TARGET_64BIT && ix86_binary_operator_ok (PLUS, DImode, operands)"
"#")
(define_split
@ -6940,7 +6940,7 @@
(minus:DI (match_operand:DI 1 "nonimmediate_operand" "0,0")
(match_operand:DI 2 "general_operand" "roiF,riF")))
(clobber (reg:CC 17))]
"!TARGET_64BIT"
"!TARGET_64BIT && ix86_binary_operator_ok (MINUS, DImode, operands)"
"#")
(define_split

4
contrib/gcc/function.c
View File

@ -59,6 +59,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
#include "ggc.h"
#include "tm_p.h"
#include "integrate.h"
#include "langhooks.h"
#ifndef TRAMPOLINE_ALIGNMENT
#define TRAMPOLINE_ALIGNMENT FUNCTION_BOUNDARY
@ -826,7 +827,8 @@ assign_stack_temp_for_type (mode, size, keep, type)
/* If a type is specified, set the relevant flags. */
if (type != 0)
{
RTX_UNCHANGING_P (slot) = TYPE_READONLY (type);
RTX_UNCHANGING_P (slot) = (lang_hooks.honor_readonly
&& TYPE_READONLY (type));
MEM_VOLATILE_P (slot) = TYPE_VOLATILE (type);
MEM_SET_IN_STRUCT_P (slot, AGGREGATE_TYPE_P (type));
}

31
contrib/gcc/reload.c
View File

@ -242,7 +242,7 @@ static int push_secondary_reload PARAMS ((int, rtx, int, int, enum reg_class,
#endif
static enum reg_class find_valid_class PARAMS ((enum machine_mode, int,
unsigned int));
static int reload_inner_reg_of_subreg PARAMS ((rtx, enum machine_mode));
static int reload_inner_reg_of_subreg PARAMS ((rtx, enum machine_mode, int));
static void push_replacement PARAMS ((rtx *, int, enum machine_mode));
static void combine_reloads PARAMS ((void));
static int find_reusable_reload PARAMS ((rtx *, rtx, enum reg_class,
@ -794,9 +794,10 @@ find_reusable_reload (p_in, out, class, type, opnum, dont_share)
SUBREG_REG expression. */
static int
reload_inner_reg_of_subreg (x, mode)
reload_inner_reg_of_subreg (x, mode, output)
rtx x;
enum machine_mode mode;
int output;
{
rtx inner;
@ -824,6 +825,7 @@ reload_inner_reg_of_subreg (x, mode)
word and the number of regs for INNER is not the same as the
number of words in INNER, then INNER will need reloading. */
return (GET_MODE_SIZE (mode) <= UNITS_PER_WORD
&& output
&& GET_MODE_SIZE (GET_MODE (inner)) > UNITS_PER_WORD
&& ((GET_MODE_SIZE (GET_MODE (inner)) / UNITS_PER_WORD)
!= HARD_REGNO_NREGS (REGNO (inner), GET_MODE (inner))));
@ -1047,7 +1049,7 @@ push_reload (in, out, inloc, outloc, class,
/* Similar issue for (SUBREG constant ...) if it was not handled by the
code above. This can happen if SUBREG_BYTE != 0. */
if (in != 0 && reload_inner_reg_of_subreg (in, inmode))
if (in != 0 && reload_inner_reg_of_subreg (in, inmode, 0))
{
enum reg_class in_class = class;
@ -1144,7 +1146,7 @@ push_reload (in, out, inloc, outloc, class,
However, we must reload the inner reg *as well as* the subreg in
that case. In this case, the inner reg is an in-out reload. */
if (out != 0 && reload_inner_reg_of_subreg (out, outmode))
if (out != 0 && reload_inner_reg_of_subreg (out, outmode, 1))
{
/* This relies on the fact that emit_reload_insns outputs the
instructions for output reloads of type RELOAD_OTHER in reverse
@ -1722,7 +1724,8 @@ combine_reloads ()
&& ! (GET_CODE (rld[i].in) == REG
&& reg_overlap_mentioned_for_reload_p (rld[i].in,
rld[output_reload].out))))
&& ! reload_inner_reg_of_subreg (rld[i].in, rld[i].inmode)
&& ! reload_inner_reg_of_subreg (rld[i].in, rld[i].inmode,
rld[i].when_needed != RELOAD_FOR_INPUT)
&& (reg_class_size[(int) rld[i].class]
|| SMALL_REGISTER_CLASSES)
/* We will allow making things slightly worse by combining an
@ -4424,20 +4427,12 @@ find_reloads_toplev (x, opnum, type, ind_levels, is_set_dest, insn,
reg_equiv_constant[regno])) != 0)
return tem;
if (GET_MODE_BITSIZE (GET_MODE (x)) == BITS_PER_WORD
&& regno >= FIRST_PSEUDO_REGISTER && reg_renumber[regno] < 0
&& reg_equiv_constant[regno] != 0
&& (tem = operand_subword (reg_equiv_constant[regno],
SUBREG_BYTE (x) / UNITS_PER_WORD, 0,
GET_MODE (SUBREG_REG (x)))) != 0)
if (regno >= FIRST_PSEUDO_REGISTER && reg_renumber[regno] < 0
&& reg_equiv_constant[regno] != 0)
{
/* TEM is now a word sized constant for the bits from X that
we wanted. However, TEM may be the wrong representation.
Use gen_lowpart_common to convert a CONST_INT into a
CONST_DOUBLE and vice versa as needed according to by the mode
of the SUBREG. */
tem = gen_lowpart_common (GET_MODE (x), tem);
tem =
simplify_gen_subreg (GET_MODE (x), reg_equiv_constant[regno],
GET_MODE (SUBREG_REG (x)), SUBREG_BYTE (x));
if (!tem)
abort ();
return tem;