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* i386-dis.c: Change formatting conventions for architecture

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i386:intel to better match the format of various intel i386
	assemblers, like nasm, tasm or masm.
This commit is contained in:
Alan Modra 2001-07-28 07:13:34 +00:00
parent a2a45089d5
commit d708bcbabb
2 changed files with 127 additions and 50 deletions
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6
opcodes/ChangeLog
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@ -1,3 +1,9 @@
2001-07-28 Matthias Kramm <kramm@quiss.org>
* i386-dis.c: Change formatting conventions for architecture
i386:intel to better match the format of various intel i386
assemblers, like nasm, tasm or masm.
2001-07-24 Alan Modra <amodra@bigpond.net.au>
* Makefile.am: Update dependencies with "make dep-am".

171
opcodes/i386-dis.c
View File

@ -1132,30 +1132,64 @@ static unsigned char need_modrm;
need to update onebyte_has_modrm or twobyte_has_modrm. */
#define MODRM_CHECK if (!need_modrm) abort ()
static const char *names64[] = {
"%rax","%rcx","%rdx","%rbx", "%rsp","%rbp","%rsi","%rdi",
static const char **names64;
static const char **names32;
static const char **names16;
static const char **names8;
static const char **names8rex;
static const char **names_seg;
static const char **index16;
static const char *intel_names64[] = {
"rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi",
"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
};
static const char *intel_names32[] = {
"eax", "ecx", "edx", "ebx", "esp", "ebp", "esi", "edi",
"r8d", "r9d", "r10d", "r11d", "r12d", "r13d", "r14d", "r15d"
};
static const char *intel_names16[] = {
"ax", "cx", "dx", "bx", "sp", "bp", "si", "di",
"r8w", "r9w", "r10w", "r11w", "r12w", "r13w", "r14w", "r15w"
};
static const char *intel_names8[] = {
"al", "cl", "dl", "bl", "ah", "ch", "dh", "bh",
};
static const char *intel_names8rex[] = {
"al", "cl", "dl", "bl", "spl", "bpl", "sil", "dil",
"r8b", "r9b", "r10b", "r11b", "r12b", "r13b", "r14b", "r15b"
};
static const char *intel_names_seg[] = {
"es", "cs", "ss", "ds", "fs", "gs", "?", "?",
};
static const char *intel_index16[] = {
"bx+si", "bx+di", "bp+si", "bp+di", "si", "di", "bp", "bx"
};
static const char *att_names64[] = {
"%rax", "%rcx", "%rdx", "%rbx", "%rsp", "%rbp", "%rsi", "%rdi",
"%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15"
};
static const char *names32[] = {
"%eax","%ecx","%edx","%ebx", "%esp","%ebp","%esi","%edi",
static const char *att_names32[] = {
"%eax", "%ecx", "%edx", "%ebx", "%esp", "%ebp", "%esi", "%edi",
"%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d"
};
static const char *names16[] = {
"%ax","%cx","%dx","%bx","%sp","%bp","%si","%di",
static const char *att_names16[] = {
"%ax", "%cx", "%dx", "%bx", "%sp", "%bp", "%si", "%di",
"%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w"
};
static const char *names8[] = {
"%al","%cl","%dl","%bl","%ah","%ch","%dh","%bh",
static const char *att_names8[] = {
"%al", "%cl", "%dl", "%bl", "%ah", "%ch", "%dh", "%bh",
};
static const char *names8rex[] = {
"%al","%cl","%dl","%bl","%spl", "%bpl", "%sil", "%dil",
static const char *att_names8rex[] = {
"%al", "%cl", "%dl", "%bl", "%spl", "%bpl", "%sil", "%dil",
"%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b"
};
static const char *names_seg[] = {
"%es","%cs","%ss","%ds","%fs","%gs","%?","%?",
static const char *att_names_seg[] = {
"%es", "%cs", "%ss", "%ds", "%fs", "%gs", "%?", "%?",
};
static const char *index16[] = {
"%bx,%si","%bx,%di","%bp,%si","%bp,%di","%si","%di","%bp","%bx"
static const char *att_index16[] = {
"%bx,%si", "%bx,%di", "%bp,%si", "%bp,%di", "%si", "%di", "%bp", "%bx"
};
static const struct dis386 grps[][8] = {
@ -1812,6 +1846,13 @@ print_insn_i386_att (pc, info)
disassemble_info *info;
{
intel_syntax = 0;
names64 = att_names64;
names32 = att_names32;
names16 = att_names16;
names8 = att_names8;
names8rex = att_names8rex;
names_seg = att_names_seg;
index16 = att_index16;
open_char = '(';
close_char = ')';
separator_char = ',';
@ -1826,6 +1867,13 @@ print_insn_i386_intel (pc, info)
disassemble_info *info;
{
intel_syntax = 1;
names64 = intel_names64;
names32 = intel_names32;
names16 = intel_names16;
names8 = intel_names8;
names8rex = intel_names8rex;
names_seg = intel_names_seg;
index16 = intel_index16;
open_char = '[';
close_char = ']';
separator_char = '+';
@ -2450,7 +2498,7 @@ OP_STi (bytemode, sizeflag)
int sizeflag ATTRIBUTE_UNUSED;
{
sprintf (scratchbuf, "%%st(%d)", rm);
oappend (scratchbuf);
oappend (scratchbuf + intel_syntax);
}
/* capital letters in template are macros */
@ -2755,33 +2803,33 @@ append_seg ()
{
if (prefixes & PREFIX_CS)
{
oappend ("%cs:");
used_prefixes |= PREFIX_CS;
oappend ("%cs:" + intel_syntax);
}
if (prefixes & PREFIX_DS)
{
oappend ("%ds:");
used_prefixes |= PREFIX_DS;
oappend ("%ds:" + intel_syntax);
}
if (prefixes & PREFIX_SS)
{
oappend ("%ss:");
used_prefixes |= PREFIX_SS;
oappend ("%ss:" + intel_syntax);
}
if (prefixes & PREFIX_ES)
{
oappend ("%es:");
used_prefixes |= PREFIX_ES;
oappend ("%es:" + intel_syntax);
}
if (prefixes & PREFIX_FS)
{
oappend ("%fs:");
used_prefixes |= PREFIX_FS;
oappend ("%fs:" + intel_syntax);
}
if (prefixes & PREFIX_GS)
{
oappend ("%gs:");
used_prefixes |= PREFIX_GS;
oappend ("%gs:" + intel_syntax);
}
}
@ -3036,10 +3084,12 @@ OP_E (bytemode, sizeflag)
*obufp++ = separator_char;
*obufp = '\0';
}
sprintf (scratchbuf, "%s", mode_64bit ? names64[index] : names32[index]);
sprintf (scratchbuf, "%s",
mode_64bit ? names64[index] : names32[index]);
}
else
sprintf (scratchbuf, ",%s", mode_64bit ? names64[index] : names32[index]);
sprintf (scratchbuf, ",%s",
mode_64bit ? names64[index] : names32[index]);
oappend (scratchbuf);
}
if (!intel_syntax
@ -3060,6 +3110,12 @@ OP_E (bytemode, sizeflag)
/* Don't print zero displacements */
if (disp != 0)
{
if ((bfd_signed_vma) disp > 0)
{
*obufp++ = '+';
*obufp = '\0';
}
print_operand_value (scratchbuf, 0, disp);
oappend (scratchbuf);
}
@ -3077,7 +3133,7 @@ OP_E (bytemode, sizeflag)
;
else
{
oappend (names_seg[3]);
oappend (names_seg[ds_reg - es_reg]);
oappend (":");
}
print_operand_value (scratchbuf, 1, disp);
@ -3269,7 +3325,10 @@ OP_REG (code, sizeflag)
switch (code)
{
case indir_dx_reg:
s = "(%dx)";
if (intel_syntax)
s = "[dx]";
else
s = "(%dx)";
break;
case ax_reg: case cx_reg: case dx_reg: case bx_reg:
case sp_reg: case bp_reg: case si_reg: case di_reg:
@ -3324,7 +3383,10 @@ OP_IMREG (code, sizeflag)
switch (code)
{
case indir_dx_reg:
s = "(%dx)";
if (intel_syntax)
s = "[dx]";
else
s = "(%dx)";
break;
case ax_reg: case cx_reg: case dx_reg: case bx_reg:
case sp_reg: case bp_reg: case si_reg: case di_reg:
@ -3409,8 +3471,8 @@ OP_I (bytemode, sizeflag)
op &= mask;
scratchbuf[0] = '$';
print_operand_value (scratchbuf + !intel_syntax, 1, op);
oappend (scratchbuf);
print_operand_value (scratchbuf + 1, 1, op);
oappend (scratchbuf + intel_syntax);
scratchbuf[0] = '\0';
}
@ -3462,8 +3524,8 @@ OP_I64 (bytemode, sizeflag)
op &= mask;
scratchbuf[0] = '$';
print_operand_value (scratchbuf + !intel_syntax, 1, op);
oappend (scratchbuf);
print_operand_value (scratchbuf + 1, 1, op);
oappend (scratchbuf + intel_syntax);
scratchbuf[0] = '\0';
}
@ -3515,7 +3577,7 @@ OP_sI (bytemode, sizeflag)
scratchbuf[0] = '$';
print_operand_value (scratchbuf + 1, 1, op);
oappend (scratchbuf);
oappend (scratchbuf + intel_syntax);
}
static void
@ -3561,11 +3623,7 @@ OP_SEG (dummy, sizeflag)
int dummy ATTRIBUTE_UNUSED;
int sizeflag ATTRIBUTE_UNUSED;
{
static char *sreg[] = {
"%es","%cs","%ss","%ds","%fs","%gs","%?","%?",
};
oappend (sreg[reg]);
oappend (names_seg[reg]);
}
static void
@ -3586,7 +3644,10 @@ OP_DIR (dummy, sizeflag)
seg = get16 ();
}
used_prefixes |= (prefixes & PREFIX_DATA);
sprintf (scratchbuf, "$0x%x,$0x%x", seg, offset);
if (intel_syntax)
sprintf (scratchbuf, "0x%x,0x%x", seg, offset);
else
sprintf (scratchbuf, "$0x%x,$0x%x", seg, offset);
oappend (scratchbuf);
}
@ -3609,7 +3670,7 @@ OP_OFF (bytemode, sizeflag)
if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
| PREFIX_ES | PREFIX_FS | PREFIX_GS)))
{
oappend (names_seg[3]);
oappend (names_seg[ds_reg - es_reg]);
oappend (":");
}
}
@ -3639,7 +3700,7 @@ OP_OFF64 (bytemode, sizeflag)
if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
| PREFIX_ES | PREFIX_FS | PREFIX_GS)))
{
oappend (names_seg[3]);
oappend (names_seg[ds_reg - es_reg]);
oappend (":");
}
}
@ -3653,7 +3714,11 @@ ptr_reg (code, sizeflag)
int sizeflag;
{
const char *s;
oappend ("(");
if(intel_syntax)
oappend ("[");
else
oappend ("(");
USED_REX (REX_MODE64);
if (rex & REX_MODE64)
s = names64[code - eAX_reg];
@ -3662,7 +3727,10 @@ ptr_reg (code, sizeflag)
else
s = names16[code - eAX_reg];
oappend (s);
oappend (")");
if(intel_syntax)
oappend ("]");
else
oappend (")");
}
static void
@ -3670,7 +3738,7 @@ OP_ESreg (code, sizeflag)
int code;
int sizeflag;
{
oappend ("%es:");
oappend ("%es:" + intel_syntax);
ptr_reg (code, sizeflag);
}
@ -3700,8 +3768,8 @@ OP_C (dummy, sizeflag)
USED_REX (REX_EXTX);
if (rex & REX_EXTX)
add = 8;
sprintf (scratchbuf, "%%cr%d", reg+add);
oappend (scratchbuf);
sprintf (scratchbuf, "%%cr%d", reg + add);
oappend (scratchbuf + intel_syntax);
}
static void
@ -3713,7 +3781,10 @@ OP_D (dummy, sizeflag)
USED_REX (REX_EXTX);
if (rex & REX_EXTX)
add = 8;
sprintf (scratchbuf, "%%db%d", reg+add);
if (intel_syntax)
sprintf (scratchbuf, "db%d", reg+add);
else
sprintf (scratchbuf, "%%db%d", reg+add);
oappend (scratchbuf);
}
@ -3723,7 +3794,7 @@ OP_T (dummy, sizeflag)
int sizeflag ATTRIBUTE_UNUSED;
{
sprintf (scratchbuf, "%%tr%d", reg);
oappend (scratchbuf);
oappend (scratchbuf + intel_syntax);
}
static void
@ -3751,7 +3822,7 @@ OP_MMX (bytemode, sizeflag)
sprintf (scratchbuf, "%%xmm%d", reg + add);
else
sprintf (scratchbuf, "%%mm%d", reg + add);
oappend (scratchbuf);
oappend (scratchbuf + intel_syntax);
}
static void
@ -3764,7 +3835,7 @@ OP_XMM (bytemode, sizeflag)
if (rex & REX_EXTX)
add = 8;
sprintf (scratchbuf, "%%xmm%d", reg + add);
oappend (scratchbuf);
oappend (scratchbuf + intel_syntax);
}
static void
@ -3790,7 +3861,7 @@ OP_EM (bytemode, sizeflag)
sprintf (scratchbuf, "%%xmm%d", rm + add);
else
sprintf (scratchbuf, "%%mm%d", rm + add);
oappend (scratchbuf);
oappend (scratchbuf + intel_syntax);
}
static void
@ -3812,7 +3883,7 @@ OP_EX (bytemode, sizeflag)
MODRM_CHECK;
codep++;
sprintf (scratchbuf, "%%xmm%d", rm + add);
oappend (scratchbuf);
oappend (scratchbuf + intel_syntax);
}
static void