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authorBen Elliston <bje@au.ibm.com>2005-04-29 00:22:29 +0000
committerBen Elliston <bje@au.ibm.com>2005-04-29 00:22:29 +0000
commit87c245cccce4a84d53381ea7a8247330608eba7f (patch)
tree62ebc74603b55c47de9d546280a3264e44e87174 /gas/config/tc-vax.c
parent3a913e29dfa9128cc6642c0380a753e5cf4aab61 (diff)
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* Makefile.am (GAS_CFILES): Remove bignum-copy.c.
(GENERIC_OBJS): Likewise, remove bignum-copy.o. (bignum-copy.o): Remove. * Makefile.in: Regenerate. * makefile.vms (OBJS): Remove bignum-copy.obj. * symbols.h (local_symbol_make): Remove declaration. (verify_symbol_chain_2): Likewise. * symbols.c (local_symbol_make): Make static. (max_indent_level): Likewise. (verify_symbol_chain_2): Remove. * macro.c (macro_hash): Make static. * messages.c (fprint_value): Remove. * read.h (get_absolute_expr): Remove. (emit_leb128_expr): Likewise. (do_s_func): Likewise. * read.c (do_s_func): Make static. (emit_leb128_expr): Likewise. (get_absolute_expr): Likewise. * as.h (as_howmuch): Remove declaration. (fprint_value): Likewise. * as.c (myname): Make static. * input-scrub.c (as_howmuch): Remove. (as_1_char): Likewise. * input-file.h (input_file_is_open): Remove. * input-file.c (input_file_is_open): Likewise. * expr.h (expr_build_unary): Remove declaration. (expr_build_binary): Likewise. * expr.c (expr_build_unary): Remove. (expr_build_binary): Likewise. * hash.h (hash_replace): Remove declaration. (hash_delete): Likewise. * hash.c (hash_replace): Remove. (hash_delete): Likewise. * bignum-copy.c (bignum_copy): Move from here .. * config/tc-vax.c (bignum_copy): .. to here. * bignum.h (LOG_TO_BASE_2_OF_10): Remove. (bignum_copy): Remove extern declaration. * sb.h (string_count): Remove extern declaration. (sb_build, sb_add_buffer, sb_print, sb_print_at): Likewise. (sb_name): Likewise. * sb.c (dsize): Replace preprocessor macro with static int. (string_count): Make static. (sb_build, sb_add_buffer, sb_print, sb_print_at): Likewise. (sb_name): Likewise. * config/obj-coff.c (dim_index): Make static. * config/tc-i386.c (GOT_symbol): Likewise. (output_invalid_buf): Likewise. * doc/internals.texi (Warning and error messages): Remove the prototype for fprint_value.
Diffstat (limited to 'gas/config/tc-vax.c')
-rw-r--r--gas/config/tc-vax.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/gas/config/tc-vax.c b/gas/config/tc-vax.c
index fef859e..ac1b94d 100644
--- a/gas/config/tc-vax.c
+++ b/gas/config/tc-vax.c
@@ -348,6 +348,60 @@ md_chars_to_number (con, nbytes)
}
return retval;
}
+
+/*
+ * Copy a bignum from in to out.
+ * If the output is shorter than the input, copy lower-order
+ * littlenums. Return 0 or the number of significant littlenums
+ * dropped. Assumes littlenum arrays are densely packed: no unused
+ * chars between the littlenums. Uses memcpy() to move littlenums, and
+ * wants to know length (in chars) of the input bignum.
+ */
+
+static int
+bignum_copy (register LITTLENUM_TYPE *in,
+ register int in_length, /* in sizeof(littlenum)s */
+ register LITTLENUM_TYPE *out,
+ register int out_length /* in sizeof(littlenum)s */)
+{
+ int significant_littlenums_dropped;
+
+ if (out_length < in_length)
+ {
+ LITTLENUM_TYPE *p; /* -> most significant (non-zero) input
+ littlenum. */
+
+ memcpy ((void *) out, (void *) in,
+ (unsigned int) out_length << LITTLENUM_SHIFT);
+ for (p = in + in_length - 1; p >= in; --p)
+ {
+ if (*p)
+ break;
+ }
+ significant_littlenums_dropped = p - in - in_length + 1;
+
+ if (significant_littlenums_dropped < 0)
+ {
+ significant_littlenums_dropped = 0;
+ }
+ }
+ else
+ {
+ memcpy ((char *) out, (char *) in,
+ (unsigned int) in_length << LITTLENUM_SHIFT);
+
+ if (out_length > in_length)
+ {
+ memset ((char *) (out + in_length),
+ '\0',
+ (unsigned int) (out_length - in_length) << LITTLENUM_SHIFT);
+ }
+
+ significant_littlenums_dropped = 0;
+ }
+
+ return (significant_littlenums_dropped);
+}
/* vax:md_assemble() emit frags for 1 instruction */