diff options
Diffstat (limited to 'gcc/genrecog.c')
| -rw-r--r-- | gcc/genrecog.c | 54 |
1 files changed, 13 insertions, 41 deletions
diff --git a/gcc/genrecog.c b/gcc/genrecog.c index 8d9871d..bf0c0da 100644 --- a/gcc/genrecog.c +++ b/gcc/genrecog.c @@ -1,5 +1,5 @@ /* Generate code from machine description to recognize rtl as insns. - Copyright (C) 1987, 88, 92, 93, 94, 95, 97, 98, 1999 Free Software Foundation, Inc. + Copyright (C) 1987, 88, 92-95, 97-98, 1999 Free Software Foundation, Inc. This file is part of GNU CC. @@ -191,9 +191,6 @@ static void write_tree PROTO((struct decision *, const char *, struct decision *, int, enum routine_type)); static void change_state PROTO((const char *, const char *, int)); -static char *copystr PROTO((const char *)); -static void mybzero PROTO((char *, unsigned)); -static void mybcopy PROTO((char *, char *, unsigned)); static void fatal PVPROTO((const char *, ...)) ATTRIBUTE_PRINTF_1 ATTRIBUTE_NORETURN; void fancy_abort PROTO((void)) ATTRIBUTE_NORETURN; @@ -310,7 +307,7 @@ add_to_sequence (pattern, last, position) max_depth = depth; new->number = next_number++; - new->position = copystr (position); + new->position = xstrdup (position); new->ignore_code = 0; new->ignore_mode = 0; new->enforce_mode = 1; @@ -833,8 +830,7 @@ merge_trees (oldh, addh) struct decision *split = (struct decision *) xmalloc (sizeof (struct decision)); - mybcopy ((char *) old, (char *) split, - sizeof (struct decision)); + memcpy (split, old, sizeof (struct decision)); old->success.first = old->success.last = split; old->c_test = 0; @@ -860,8 +856,7 @@ merge_trees (oldh, addh) struct decision *split = (struct decision *) xmalloc (sizeof (struct decision)); - mybcopy ((char *) add, (char *) split, - sizeof (struct decision)); + memcpy (split, add, sizeof (struct decision)); add->success.first = add->success.last = split; add->c_test = 0; @@ -1300,7 +1295,7 @@ write_tree_1 (tree, prevpos, afterward, type) if (switch_mode == VOIDmode && mode != VOIDmode && p->next != 0 && p->next->enforce_mode && p->next->mode != VOIDmode) { - mybzero (modemap, sizeof modemap); + memset (modemap, 0, sizeof modemap); printf ("%sswitch (GET_MODE (x%d))\n", indents[indent], depth); printf ("%s{\n", indents[indent + 2]); indent += 4; @@ -1317,7 +1312,7 @@ write_tree_1 (tree, prevpos, afterward, type) if (switch_code == UNKNOWN && p->code != UNKNOWN && ! p->ignore_code && p->next != 0 && p->next->code != UNKNOWN) { - mybzero (codemap, sizeof codemap); + memset (codemap, 0, sizeof codemap); printf ("%sswitch (GET_CODE (x%d))\n", indents[indent], depth); printf ("%s{\n", indents[indent + 2]); indent += 4; @@ -1628,37 +1623,14 @@ change_state (oldpos, newpos, indent) } } -static char * -copystr (s1) - const char *s1; +char * +xstrdup (s1) + const char *input; { - register char *tem; - - if (s1 == 0) - return 0; - - tem = (char *) xmalloc (strlen (s1) + 1); - strcpy (tem, s1); - - return tem; -} - -static void -mybzero (b, length) - register char *b; - register unsigned length; -{ - while (length-- > 0) - *b++ = 0; -} - -static void -mybcopy (in, out, length) - register char *in, *out; - register unsigned length; -{ - while (length-- > 0) - *out++ = *in++; + register size_t len = strlen (input) + 1; + register char *output = xmalloc (len); + memcpy (output, input, len); + return output; } PTR |