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2007-12-17 H.J. Lu <hongjiu.lu@intel.com>

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* config/tc-i386.c (output_insn): Use FRAG_APPEND_1_CHAR
	instead of frag_more/md_number_to_chars.
	(md_short_jump_size): Removed.
	(md_long_jump_size): Likewise.
	(md_create_short_jump): Likewise.
	(md_create_long_jump): Likewise.
This commit is contained in:
H.J. Lu 2007-12-17 18:53:06 +00:00
parent c6a0999f0f
commit 4a3523fa63
2 changed files with 16 additions and 53 deletions
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9
gas/ChangeLog
View File

@ -1,3 +1,12 @@
2007-12-17 H.J. Lu <hongjiu.lu@intel.com>
* config/tc-i386.c (output_insn): Use FRAG_APPEND_1_CHAR
instead of frag_more/md_number_to_chars.
(md_short_jump_size): Removed.
(md_long_jump_size): Likewise.
(md_create_short_jump): Likewise.
(md_create_long_jump): Likewise.
2007-12-13 Bob Wilson <bob.wilson@acm.org>
* config/tc-xtensa.c (xg_symbolic_immeds_fit): Relax for weak

60
gas/config/tc-i386.c
View File

@ -5000,10 +5000,7 @@ check_prefix:
q++)
{
if (*q)
{
p = frag_more (1);
md_number_to_chars (p, (valueT) *q, 1);
}
FRAG_APPEND_1_CHAR (*q);
}
/* Now the opcode; be careful about word order here! */
@ -5042,12 +5039,9 @@ check_prefix:
/* Now the modrm byte and sib byte (if present). */
if (i.tm.opcode_modifier.modrm)
{
p = frag_more (1);
md_number_to_chars (p,
(valueT) (i.rm.regmem << 0
| i.rm.reg << 3
| i.rm.mode << 6),
1);
FRAG_APPEND_1_CHAR ((i.rm.regmem << 0
| i.rm.reg << 3
| i.rm.mode << 6));
/* If i.rm.regmem == ESP (4)
&& i.rm.mode != (Register mode)
&& not 16 bit
@ -5055,14 +5049,9 @@ check_prefix:
if (i.rm.regmem == ESCAPE_TO_TWO_BYTE_ADDRESSING
&& i.rm.mode != 3
&& !(i.base_reg && i.base_reg->reg_type.bitfield.reg16))
{
p = frag_more (1);
md_number_to_chars (p,
(valueT) (i.sib.base << 0
| i.sib.index << 3
| i.sib.scale << 6),
1);
}
FRAG_APPEND_1_CHAR ((i.sib.base << 0
| i.sib.index << 3
| i.sib.scale << 6));
}
/* Write the DREX byte if needed. */
@ -6574,41 +6563,6 @@ md_convert_frag (abfd, sec, fragP)
fragP->fr_fix += extension;
}
/* Size of byte displacement jmp. */
int md_short_jump_size = 2;
/* Size of dword displacement jmp. */
int md_long_jump_size = 5;
void
md_create_short_jump (ptr, from_addr, to_addr, frag, to_symbol)
char *ptr;
addressT from_addr, to_addr;
fragS *frag ATTRIBUTE_UNUSED;
symbolS *to_symbol ATTRIBUTE_UNUSED;
{
offsetT offset;
offset = to_addr - (from_addr + 2);
/* Opcode for byte-disp jump. */
md_number_to_chars (ptr, (valueT) 0xeb, 1);
md_number_to_chars (ptr + 1, (valueT) offset, 1);
}
void
md_create_long_jump (ptr, from_addr, to_addr, frag, to_symbol)
char *ptr;
addressT from_addr, to_addr;
fragS *frag ATTRIBUTE_UNUSED;
symbolS *to_symbol ATTRIBUTE_UNUSED;
{
offsetT offset;
offset = to_addr - (from_addr + 5);
md_number_to_chars (ptr, (valueT) 0xe9, 1);
md_number_to_chars (ptr + 1, (valueT) offset, 4);
}
/* Apply a fixup (fixS) to segment data, once it has been determined
by our caller that we have all the info we need to fix it up.