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bitmap.c (bitmap_operation): Avoid using -1 for index since unsigned. 

* bitmap.c (bitmap_operation): Avoid using -1 for index since unsigned.
	* cppinit.c (new_pending_define): Add cast to avoid warning.
	* expmed.c (extract_bit_field): Likewise.
	* flow.c (enum reorder_skip_type): New type.
	(skip_insns_between_blcok): New it.
	Rework to avoid warning about possibly undefined variable.
	* function.c (assign_parms): Make thisparm_boundary unsigned.
	* genrecog.c (write_switch): Cast XWINT result to int.
	* lcm.c: Many static fcns and vars now #ifdef OPTIMIZE_MODE_SWITCHING.
	* mips-tfile.c (init_file): Make two versions of FDR intializer:
	one for MIPS and one for Alpha.
	(get_tag, copy_object): Add casts to avoid warnings.
	* optabs.c (init_one_libfunc): Cast NAME to (char *).
	* reload.c (find_reloads): Make TYPE enum reload_type.
	* sbitmap.c (dump_sbitmap): J is unsigned; don't use "1L".
	* unroll.c (unroll_loop): Initialize UNROLL_NUMBER.
	* varasm.c (compare_constant_1): Add cast to avoid warning.
	* config/alpha/alpha.c (alpha_emit_xfloating_libcall): Cast FUNC
	to (char *).
	(alpha_expand_unaligned_load, alpha_expand_unaligned_store):
 	Cast switch operand of size to int.
	(alpha_expand_epilogue): Always initialize fp_offset and sa_reg.
	* config/alpha/alpha.h (INITIAL_ELIMINATION_OFFSET): Add abort
	in unhandled case.

From-SVN: r32060
This commit is contained in:
Richard Kenner 2000-02-19 01:27:00 +00:00 committed by Richard Kenner
parent 1f51a99218
commit c8d8ed65a5
17 changed files with 152 additions and 58 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
gcc/ChangeLog
View File

@ -1,3 +1,30 @@
Fri Feb 18 20:08:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* bitmap.c (bitmap_operation): Avoid using -1 for index since unsigned.
* cppinit.c (new_pending_define): Add cast to avoid warning.
* expmed.c (extract_bit_field): Likewise.
* flow.c (enum reorder_skip_type): New type.
(skip_insns_between_blcok): New it.
Rework to avoid warning about possibly undefined variable.
* function.c (assign_parms): Make thisparm_boundary unsigned.
* genrecog.c (write_switch): Cast XWINT result to int.
* lcm.c: Many static fcns and vars now #ifdef OPTIMIZE_MODE_SWITCHING.
* mips-tfile.c (init_file): Make two versions of FDR intializer:
one for MIPS and one for Alpha.
(get_tag, copy_object): Add casts to avoid warnings.
* optabs.c (init_one_libfunc): Cast NAME to (char *).
* reload.c (find_reloads): Make TYPE enum reload_type.
* sbitmap.c (dump_sbitmap): J is unsigned; don't use "1L".
* unroll.c (unroll_loop): Initialize UNROLL_NUMBER.
* varasm.c (compare_constant_1): Add cast to avoid warning.
* config/alpha/alpha.c (alpha_emit_xfloating_libcall): Cast FUNC
to (char *).
(alpha_expand_unaligned_load, alpha_expand_unaligned_store):
Cast switch operand of size to int.
(alpha_expand_epilogue): Always initialize fp_offset and sa_reg.
* config/alpha/alpha.h (INITIAL_ELIMINATION_OFFSET): Add abort
in unhandled case.
2000-02-18 Nick Clifton <nickc@cygnus.com>
* config/arm/elf.h (ASM_OUTPUT_ALIGN): Do not generate

14
gcc/bitmap.c
View File

@ -395,10 +395,12 @@ bitmap_operation (to, from1, from2, operation)
bitmap from2;
enum bitmap_bits operation;
{
#define HIGHEST_INDEX (unsigned int) ~0
bitmap_element *from1_ptr = from1->first;
bitmap_element *from2_ptr = from2->first;
unsigned int indx1 = (from1_ptr) ? from1_ptr->indx : -1;
unsigned int indx2 = (from2_ptr) ? from2_ptr->indx : -1;
unsigned int indx1 = (from1_ptr) ? from1_ptr->indx : HIGHEST_INDEX;
unsigned int indx2 = (from2_ptr) ? from2_ptr->indx : HIGHEST_INDEX;
bitmap_element *to_ptr = to->first;
bitmap_element *from1_tmp;
bitmap_element *from2_tmp;
@ -449,9 +451,9 @@ bitmap_operation (to, from1, from2, operation)
from1_tmp = from1_ptr;
from2_tmp = from2_ptr;
from1_ptr = from1_ptr->next;
indx1 = (from1_ptr) ? from1_ptr->indx : -1;
indx1 = (from1_ptr) ? from1_ptr->indx : HIGHEST_INDEX;
from2_ptr = from2_ptr->next;
indx2 = (from2_ptr) ? from2_ptr->indx : -1;
indx2 = (from2_ptr) ? from2_ptr->indx : HIGHEST_INDEX;
}
else if (indx1 < indx2)
{
@ -459,7 +461,7 @@ bitmap_operation (to, from1, from2, operation)
from1_tmp = from1_ptr;
from2_tmp = &bitmap_zero;
from1_ptr = from1_ptr->next;
indx1 = (from1_ptr) ? from1_ptr->indx : -1;
indx1 = (from1_ptr) ? from1_ptr->indx : HIGHEST_INDEX;
}
else
{
@ -467,7 +469,7 @@ bitmap_operation (to, from1, from2, operation)
from1_tmp = &bitmap_zero;
from2_tmp = from2_ptr;
from2_ptr = from2_ptr->next;
indx2 = (from2_ptr) ? from2_ptr->indx : -1;
indx2 = (from2_ptr) ? from2_ptr->indx : HIGHEST_INDEX;
}
/* Find the appropriate element from TO. Begin by discarding

11
gcc/config/alpha/alpha.c
View File

@ -1997,7 +1997,7 @@ alpha_emit_xfloating_libcall (func, target, operands, noperands, equiv)
abort ();
}
tmp = gen_rtx_MEM (QImode, gen_rtx_SYMBOL_REF (Pmode, func));
tmp = gen_rtx_MEM (QImode, gen_rtx_SYMBOL_REF (Pmode, (char *) func));
tmp = emit_call_insn (gen_call_value (reg, tmp, const0_rtx,
const0_rtx, const0_rtx));
CALL_INSN_FUNCTION_USAGE (tmp) = usage;
@ -2199,7 +2199,7 @@ alpha_expand_unaligned_load (tgt, mem, size, ofs, sign)
{
emit_move_insn (addr, plus_constant (XEXP (mem, 0), ofs));
emit_insn (gen_extxl (extl, meml, GEN_INT (size*8), addr));
switch (size)
switch ((int) size)
{
case 2:
emit_insn (gen_extwh (exth, memh, addr));
@ -2262,7 +2262,7 @@ alpha_expand_unaligned_store (dst, src, size, ofs)
emit_insn (gen_insxh (insh, gen_lowpart (DImode, src),
GEN_INT (size*8), addr));
switch (size)
switch ((int) size)
{
case 2:
emit_insn (gen_inswl (insl, gen_lowpart (HImode, src), addr));
@ -2278,7 +2278,7 @@ alpha_expand_unaligned_store (dst, src, size, ofs)
emit_insn (gen_mskxh (dsth, dsth, GEN_INT (size*8), addr));
switch (size)
switch ((int) size)
{
case 2:
emit_insn (gen_mskxl (dstl, dstl, GEN_INT (0xffff), addr));
@ -4579,6 +4579,8 @@ alpha_expand_epilogue ()
fp_is_frame_pointer = ((TARGET_OPEN_VMS && vms_is_stack_procedure)
|| (!TARGET_OPEN_VMS && frame_pointer_needed));
fp_offset = 0;
sa_reg = stack_pointer_rtx;
eh_ofs = cfun->machine->eh_epilogue_sp_ofs;
if (sa_size)
@ -4592,7 +4594,6 @@ alpha_expand_epilogue ()
}
/* Cope with very large offsets to the register save area. */
sa_reg = stack_pointer_rtx;
if (reg_offset + sa_size > 0x8000)
{
int low = ((reg_offset & 0xffff) ^ 0x8000) - 0x8000;

2
gcc/config/alpha/alpha.h
View File

@ -965,6 +965,8 @@ extern int alpha_memory_latency;
+ (ALPHA_ROUND (get_frame_size () \
+ current_function_pretend_args_size) \
- current_function_pretend_args_size)); \
else \
abort (); \
}
/* Define this if stack space is still allocated for a parameter passed

3
gcc/cppinit.c
View File

@ -1058,7 +1058,7 @@ new_pending_define (opts, text)
struct pending_option *o = (struct pending_option *)
xmalloc (sizeof (struct pending_option));
o->arg = text;
o->arg = (char *) text;
o->next = NULL;
o->undef = 0;
APPEND (opts->pending, define, o);
@ -1067,6 +1067,7 @@ new_pending_define (opts, text)
/* Handle one command-line option in (argc, argv).
Can be called multiple times, to handle multiple sets of options.
Returns number of strings consumed. */
int
cpp_handle_option (pfile, argc, argv)
cpp_reader *pfile;

2
gcc/expmed.c
View File

@ -1257,7 +1257,7 @@ extract_bit_field (str_rtx, bitsize, bitnum, unsignedp,
if (bestmode == VOIDmode
|| (SLOW_UNALIGNED_ACCESS (bestmode, align)
&& GET_MODE_SIZE (bestmode) > align))
&& GET_MODE_SIZE (bestmode) > (int) align))
goto extzv_loses;
/* Compute offset as multiple of this unit,

62
gcc/flow.c
View File

@ -7072,9 +7072,8 @@ typedef struct reorder_block_def {
static int reorder_index;
static basic_block reorder_last_visited;
#define REORDER_SKIP_BEFORE 0x1
#define REORDER_SKIP_AFTER 0x2
#define REORDER_SKIP_BLOCK_END 0x3
enum reorder_skip_type {REORDER_SKIP_BEFORE, REORDER_SKIP_AFTER,
REORDER_SKIP_BLOCK_END};
/* Skip over insns BEFORE or AFTER BB which are typically associated with
basic block BB. */
@ -7082,7 +7081,7 @@ static basic_block reorder_last_visited;
static rtx
skip_insns_between_block (bb, skip_type)
basic_block bb;
int skip_type;
enum reorder_skip_type skip_type;
{
rtx insn, last_insn;
@ -7090,6 +7089,7 @@ skip_insns_between_block (bb, skip_type)
{
if (bb == ENTRY_BLOCK_PTR)
return 0;
last_insn = bb->head;
for (insn = PREV_INSN (bb->head);
insn && insn != BASIC_BLOCK (bb->index - 1)->end;
@ -7097,6 +7097,7 @@ skip_insns_between_block (bb, skip_type)
{
if (NEXT_INSN (insn) != last_insn)
break;
if (GET_CODE (insn) == NOTE
&& NOTE_LINE_NUMBER (insn) != NOTE_INSN_LOOP_END
&& NOTE_LINE_NUMBER (insn) != NOTE_INSN_BASIC_BLOCK
@ -7106,8 +7107,8 @@ skip_insns_between_block (bb, skip_type)
break;
}
}
else if (skip_type == REORDER_SKIP_AFTER
|| skip_type == REORDER_SKIP_BLOCK_END)
else
{
last_insn = bb->end;
@ -7128,6 +7129,7 @@ skip_insns_between_block (bb, skip_type)
&& (NOTE_LINE_NUMBER (insn) == NOTE_INSN_LOOP_END
|| NOTE_LINE_NUMBER (insn) == NOTE_INSN_BLOCK_END)))
continue;
if (GET_CODE (insn) == CODE_LABEL
&& GET_CODE (NEXT_INSN (insn)) == JUMP_INSN
&& (GET_CODE (PATTERN (NEXT_INSN (insn))) == ADDR_VEC
@ -7139,34 +7141,40 @@ skip_insns_between_block (bb, skip_type)
}
break;
}
}
if (skip_type == REORDER_SKIP_BLOCK_END)
{
int found_block_end = 0;
for (; insn; last_insn = insn, insn = NEXT_INSN (insn))
if (skip_type == REORDER_SKIP_BLOCK_END)
{
if (bb->index + 1 != n_basic_blocks
&& insn == BASIC_BLOCK (bb->index + 1)->head)
break;
int found_block_end = 0;
if (NOTE_LINE_NUMBER (insn) == NOTE_INSN_BLOCK_END)
for (; insn; last_insn = insn, insn = NEXT_INSN (insn))
{
found_block_end = 1;
continue;
if (bb->index + 1 != n_basic_blocks
&& insn == BASIC_BLOCK (bb->index + 1)->head)
break;
if (NOTE_LINE_NUMBER (insn) == NOTE_INSN_BLOCK_END)
{
found_block_end = 1;
continue;
}
if (NOTE_LINE_NUMBER (insn) == NOTE_INSN_DELETED)
continue;
if (GET_CODE (insn) == NOTE
&& NOTE_LINE_NUMBER (insn) >= 0
&& NEXT_INSN (insn)
&& (NOTE_LINE_NUMBER (NEXT_INSN (insn))
== NOTE_INSN_BLOCK_END))
continue;
break;
}
if (NOTE_LINE_NUMBER (insn) == NOTE_INSN_DELETED)
continue;
if (GET_CODE (insn) == NOTE
&& NOTE_LINE_NUMBER (insn) >= 0
&& NEXT_INSN (insn)
&& NOTE_LINE_NUMBER (NEXT_INSN (insn)) == NOTE_INSN_BLOCK_END)
continue;
break;
if (! found_block_end)
last_insn = 0;
}
if (! found_block_end)
last_insn = 0;
}
return last_insn;
}

2
gcc/function.c
View File

@ -4348,7 +4348,7 @@ assign_parms (fndecl)
for its ultimate type, don't use that slot after entry.
We'll make another stack slot, if we need one. */
{
int thisparm_boundary
unsigned int thisparm_boundary
= FUNCTION_ARG_BOUNDARY (promoted_mode, passed_type);
if (GET_MODE_ALIGNMENT (nominal_mode) > thisparm_boundary)

12
gcc/genrecog.c
View File

@ -1785,19 +1785,21 @@ write_switch (start, depth)
switch (type)
{
case DT_mode:
printf("GET_MODE (x%d)", depth);
printf ("GET_MODE (x%d)", depth);
break;
case DT_veclen:
printf("XVECLEN (x%d, 0)", depth);
printf ("XVECLEN (x%d, 0)", depth);
break;
case DT_elt_zero_int:
printf("XINT (x%d, 0)", depth);
printf ("XINT (x%d, 0)", depth);
break;
case DT_elt_one_int:
printf("XINT (x%d, 1)", depth);
printf ("XINT (x%d, 1)", depth);
break;
case DT_elt_zero_wide:
printf("XWINT (x%d, 0)", depth);
/* Convert result of XWINT to int for portability since some C
compilers won't do it and some will. */
printf ("(int) XWINT (x%d, 0)", depth);
break;
default:
abort ();

12
gcc/lcm.c
View File

@ -842,6 +842,7 @@ struct bb_info
/* These bitmaps are used for the LCM algorithm. */
#ifdef OPTIMIZE_MODE_SWITCHING
static sbitmap *antic;
static sbitmap *transp;
static sbitmap *comp;
@ -850,12 +851,16 @@ static sbitmap *insert;
static struct seginfo * new_seginfo PARAMS ((int, rtx, int, HARD_REG_SET));;
static void add_seginfo PARAMS ((struct bb_info *, struct seginfo *));
static void make_preds_opaque PARAMS ((basic_block, int));
static void reg_dies PARAMS ((rtx, HARD_REG_SET));
static void reg_becomes_live PARAMS ((rtx, rtx, void *));
static void make_preds_opaque PARAMS ((basic_block, int));
#endif
#ifdef OPTIMIZE_MODE_SWITCHING
/* This function will allocate a new BBINFO structure, initialized
with the FP_MODE, INSN, and basic block BB parameters. */
static struct seginfo *
new_seginfo (mode, insn, bb, regs_live)
int mode;
@ -876,6 +881,7 @@ new_seginfo (mode, insn, bb, regs_live)
/* Add a seginfo element to the end of a list.
HEAD is a pointer to the list beginning.
INFO is the structure to be linked in. */
static void
add_seginfo (head, info)
struct bb_info *head;
@ -899,6 +905,7 @@ add_seginfo (head, info)
denotes that a mode set is to be done on that edge.
J is the bit number in the bitmaps that corresponds to the entity that
we are currently handling mode-switching for. */
static void
make_preds_opaque (b, j)
basic_block b;
@ -917,6 +924,7 @@ make_preds_opaque (b, j)
}
/* Record in LIVE that register REG died. */
static void
reg_dies (reg, live)
rtx reg;
@ -938,6 +946,7 @@ reg_dies (reg, live)
/* Record in LIVE that register REG became live.
This is called via note_stores. */
static void
reg_becomes_live (reg, setter, live)
rtx reg;
@ -961,6 +970,7 @@ reg_becomes_live (reg, setter, live)
SET_HARD_REG_BIT (* (HARD_REG_SET *) live, regno);
}
}
#endif
/* Find all insns that need a particular mode
setting, and insert the necessary mode switches. */

46
gcc/mips-tfile.c
View File

@ -1078,6 +1078,37 @@ typedef struct efdr {
static efdr_t init_file =
{
{ /* FDR structure */
#ifdef __alpha
0, /* adr: memory address of beginning of file */
0, /* cbLineOffset: byte offset from header for this file ln's */
0, /* cbLine: size of lines for this file */
0, /* cbSs: number of bytes in the ss */
0, /* rss: file name (of source, if known) */
0, /* issBase: file's string space */
0, /* isymBase: beginning of symbols */
0, /* csym: count file's of symbols */
0, /* ilineBase: file's line symbols */
0, /* cline: count of file's line symbols */
0, /* ioptBase: file's optimization entries */
0, /* copt: count of file's optimization entries */
0, /* ipdFirst: start of procedures for this file */
0, /* cpd: count of procedures for this file */
0, /* iauxBase: file's auxiliary entries */
0, /* caux: count of file's auxiliary entries */
0, /* rfdBase: index into the file indirect table */
0, /* crfd: count file indirect entries */
langC, /* lang: language for this file */
1, /* fMerge: whether this file can be merged */
0, /* fReadin: true if read in (not just created) */
#ifdef HOST_WORDS_BIG_ENDIAN
1, /* fBigendian: if 1, compiled on big endian machine */
#else
0, /* fBigendian: if 1, compiled on big endian machine */
#endif
0, /* fTrim: whether the symbol table was trimmed */
GLEVEL_2, /* glevel: level this file was compiled with */
0, /* reserved: reserved for future use */
#else
0, /* adr: memory address of beginning of file */
0, /* rss: file name (of source, if known) */
0, /* issBase: file's string space */
@ -1106,6 +1137,7 @@ static efdr_t init_file =
0, /* reserved: reserved for future use */
0, /* cbLineOffset: byte offset from header for this file ln's */
0, /* cbLine: size of lines for this file */
#endif
},
(FDR *) 0, /* orig_fdr: original file header pointer */
@ -2327,7 +2359,8 @@ get_tag (tag_start, tag_end_p1, indx, basic_type)
tag_ptr->same_name = hash_ptr->tag_ptr;
tag_ptr->basic_type = basic_type;
tag_ptr->indx = indx;
tag_ptr->ifd = (indx == indexNil) ? -1 : cur_file_ptr->file_index;
tag_ptr->ifd = (indx == indexNil
? (symint_t) -1 : cur_file_ptr->file_index);
tag_ptr->same_block = cur_tag_head->first_tag;
cur_tag_head->first_tag = tag_ptr;
@ -4621,8 +4654,10 @@ copy_object __proto((void))
(st_t) eptr->asym.st,
(sc_t) eptr->asym.sc,
eptr->asym.value,
(symint_t) ((eptr->asym.index == indexNil) ? indexNil : 0),
((long) ifd < orig_sym_hdr.ifdMax) ? remap_file_number[ ifd ] : ifd);
(eptr->asym.index == indexNil
? (symint_t) indexNil : 0),
((long) ifd < orig_sym_hdr.ifdMax
? remap_file_number[ifd] : (int) ifd));
}
@ -4774,8 +4809,9 @@ copy_object __proto((void))
remaining > 0;
remaining -= num_write)
{
num_write =
(remaining <= (int) sizeof (buffer)) ? remaining : sizeof (buffer);
num_write
= (remaining <= (int) sizeof (buffer))
? remaining : (int) sizeof (buffer);
sys_read = fread ((PTR_T) buffer, 1, num_write, obj_in_stream);
if (sys_read <= 0)
pfatal_with_name (obj_in_name);

3
gcc/optabs.c
View File

@ -4430,7 +4430,8 @@ init_one_libfunc (name)
{
if (ggc_p)
name = ggc_alloc_string (name, -1);
return gen_rtx_SYMBOL_REF (Pmode, name);
return gen_rtx_SYMBOL_REF (Pmode, (char *) name);
}
/* Mark ARG (which is really an OPTAB *) for GC. */

3
gcc/reload.c
View File

@ -4037,7 +4037,8 @@ find_reloads (insn, replace, ind_levels, live_known, reload_reg_p)
{
for (i = 0; i < n_reloads; i++)
{
int first_num, type;
int first_num;
enum reload_type type;
switch (rld[i].when_needed)
{

1
gcc/reload1.c
View File

@ -3173,6 +3173,7 @@ mark_not_eliminable (dest, x, data)
last call to set_initial_elim_offsets. This is used to catch cases
where something illegal happened during reload_as_needed that could
cause incorrect code to be generated if we did not check for it. */
static void
verify_initial_elim_offsets ()
{

6
gcc/sbitmap.c
View File

@ -540,7 +540,8 @@ dump_sbitmap (file, bmap)
FILE *file;
sbitmap bmap;
{
int i,j,n;
int i, n;
unsigned int j;
int set_size = bmap->size;
int total_bits = bmap->n_bits;
@ -551,7 +552,8 @@ dump_sbitmap (file, bmap)
{
if (n != 0 && n % 10 == 0)
fprintf (file, " ");
fprintf (file, "%d", (bmap->elms[i] & (1L << j)) != 0);
fprintf (file, "%d",
(bmap->elms[i] & ((SBITMAP_ELT_TYPE) 1 << j)) != 0);
}
}
fprintf (file, "\n");

2
gcc/unroll.c
View File

@ -234,7 +234,7 @@ unroll_loop (loop, insn_count, end_insert_before, strength_reduce_p)
{
int i, j;
unsigned HOST_WIDE_INT temp;
int unroll_number;
int unroll_number = 1;
rtx copy_start, copy_end;
rtx insn, sequence, pattern, tem;
int max_labelno, max_insnno;

2
gcc/varasm.c
View File

@ -2539,7 +2539,7 @@ compare_constant_1 (exp, p)
if (flag_writable_strings)
return 0;
if (*p++ != TYPE_MODE (TREE_TYPE (exp)))
if ((enum machine_mode) *p++ != TYPE_MODE (TREE_TYPE (exp)))
return 0;
strp = TREE_STRING_POINTER (exp);