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* config/tc-mips.c (md_parse_option): Accept -mcpu=4400, 4600, and

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orion.
This commit is contained in:
Ian Lance Taylor 1994-08-09 15:18:26 +00:00
parent 3cdf590141
commit 55933a587a
2 changed files with 88 additions and 46 deletions
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11
gas/ChangeLog
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@ -1,3 +1,14 @@
Tue Aug 9 11:12:13 1994 Ian Lance Taylor (ian@sanguine.cygnus.com)
* config/tc-mips.c (md_parse_option): Accept -mcpu=4400, 4600, and
orion.
Mon Aug 8 16:28:08 1994 Steve Chamberlain (sac@jonny.cygnus.com)
* as.h: Remove FOPEN_WB patch of Aug 6.
* configure.in: Configure for ho-go32 correctly.
* config/ho-go32.h: Fix copyright.
Mon Aug 8 11:59:51 1994 Jeff Law (law@snake.cs.utah.edu)
* gas/config/tc-hppa.c (md_pseudo_table): Delete redundant

123
gas/config/tc-mips.c
View File

@ -1726,6 +1726,7 @@ macro (ip)
offsetT maxnum;
bfd_reloc_code_real_type r;
char *p;
int hold_mips_optimize;
treg = (ip->insn_opcode >> 16) & 0x1f;
dreg = (ip->insn_opcode >> 11) & 0x1f;
@ -2542,7 +2543,13 @@ macro (ip)
off1 = -8;
}
/* Set mips_optimize around the lui instruction to avoid
inserting an unnecessary nop after the lw. */
hold_mips_optimize = mips_optimize;
mips_optimize = 2;
macro_build_lui ((char *) NULL, &icnt, &expr1, AT);
mips_optimize = hold_mips_optimize;
macro_build ((char *) NULL, &icnt, &expr1,
mips_isa < 3 ? "addiu" : "daddiu",
"t,r,j", AT, AT, (int) BFD_RELOC_LO16);
@ -2989,7 +2996,14 @@ macro (ip)
return;
case M_LI_SS:
if (mips_pic == NO_PIC)
if (imm_expr.X_op == O_constant)
{
load_register (&icnt, AT, &imm_expr);
macro_build ((char *) NULL, &icnt, (expressionS *) NULL,
"mtc1", "t,G", AT, treg);
break;
}
else
{
assert (offset_expr.X_op == O_symbol
&& strcmp (segment_name (S_GET_SEGMENT
@ -3000,20 +3014,6 @@ macro (ip)
treg, (int) BFD_RELOC_MIPS_LITERAL, GP);
return;
}
else if (mips_pic == SVR4_PIC
|| mips_pic == EMBEDDED_PIC)
{
assert (imm_expr.X_op == O_constant);
load_register (&icnt, AT, &imm_expr);
macro_build ((char *) NULL, &icnt, (expressionS *) NULL,
"mtc1", "t,G", AT, treg);
break;
}
else
{
abort ();
return;
}
case M_LI_D:
/* We know that sym is in the .rdata section. First we get the
@ -3068,15 +3068,11 @@ macro (ip)
break;
case M_LI_DD:
if (mips_pic == NO_PIC
|| mips_pic == EMBEDDED_PIC)
assert (offset_expr.X_op == O_symbol
&& offset_expr.X_add_number == 0);
s = segment_name (S_GET_SEGMENT (offset_expr.X_add_symbol));
if (strcmp (s, ".lit8") == 0)
{
/* Load a floating point number from the .lit8 section. */
assert (offset_expr.X_op == O_symbol
&& strcmp (segment_name (S_GET_SEGMENT
(offset_expr.X_add_symbol)),
".lit8") == 0
&& offset_expr.X_add_number == 0);
if (mips_isa >= 2)
{
macro_build ((char *) NULL, &icnt, &offset_expr, "ldc1",
@ -3087,24 +3083,29 @@ macro (ip)
r = BFD_RELOC_MIPS_LITERAL;
goto dob;
}
else if (mips_pic == SVR4_PIC)
else
{
/* Load the double from the .rdata section. */
macro_build ((char *) NULL, &icnt, &offset_expr,
mips_isa < 3 ? "lw" : "ld",
"t,o(b)", AT, (int) BFD_RELOC_MIPS_GOT16, GP);
assert (strcmp (s, RDATA_SECTION_NAME) == 0);
if (mips_pic == SVR4_PIC)
macro_build ((char *) NULL, &icnt, &offset_expr,
mips_isa < 3 ? "lw" : "ld",
"t,o(b)", AT, (int) BFD_RELOC_MIPS_GOT16, GP);
else
{
/* FIXME: This won't work for a 64 bit address. */
macro_build_lui ((char *) NULL, &icnt, &offset_expr, AT);
}
if (mips_isa >= 2)
{
macro_build ((char *) NULL, &icnt, &offset_expr, "ldc1",
"T,o(b)", treg, (int) BFD_RELOC_LO16, GP);
"T,o(b)", treg, (int) BFD_RELOC_LO16, AT);
break;
}
breg = AT;
r = BFD_RELOC_LO16;
goto dob;
}
else
abort ();
case M_L_DOB:
/* Even on a big endian machine $fn comes before $fn+1. We have
@ -3249,9 +3250,16 @@ macro (ip)
coproc ? treg + 1 : treg,
(int) BFD_RELOC_MIPS_GPREL, tempreg);
offset_expr.X_add_number += 4;
/* Set mips_optimize to 2 to avoid inserting an
undesired nop. */
hold_mips_optimize = mips_optimize;
mips_optimize = 2;
macro_build ((char *) NULL, &icnt, &offset_expr, s, fmt,
coproc ? treg : treg + 1,
(int) BFD_RELOC_MIPS_GPREL, tempreg);
mips_optimize = hold_mips_optimize;
p = frag_var (rs_machine_dependent, 12 + off, 0,
RELAX_ENCODE (8 + off, 12 + off, 0, 4 + off, 1,
used_at && mips_noat),
@ -3331,9 +3339,16 @@ macro (ip)
coproc ? treg + 1 : treg,
(int) BFD_RELOC_LO16, AT);
expr1.X_add_number += 4;
/* Set mips_optimize to 2 to avoid inserting an undesired
nop. */
hold_mips_optimize = mips_optimize;
mips_optimize = 2;
macro_build ((char *) NULL, &icnt, &expr1, s, fmt,
coproc ? treg : treg + 1,
(int) BFD_RELOC_LO16, AT);
mips_optimize = hold_mips_optimize;
(void) frag_var (rs_machine_dependent, 0, 0,
RELAX_ENCODE (0, 0, -16 - off, -8, 1, 0),
offset_expr.X_add_symbol, (long) 0,
@ -4449,15 +4464,15 @@ mips_ip (str, ip)
f -- immediate value
l -- .lit4
When generating SVR4 PIC code, we do not use the
.lit8 or .lit4 sections at all, in order to
reserve the entire global offset table. When
generating embedded PIC code, we use the .lit8
section but not the .lit4 section (we can do .lit4
inline easily; we need to put .lit8 somewhere in
the data segment, and using .lit8 permits the
linker to eventually combine identical .lit8
entries). */
The .lit4 and .lit8 sections are only used if
permitted by the -G argument.
When generating embedded PIC code, we use the
.lit8 section but not the .lit4 section (we can do
.lit4 inline easily; we need to put .lit8
somewhere in the data segment, and using .lit8
permits the linker to eventually combine identical
.lit8 entries). */
f64 = *args == 'F' || *args == 'L';
@ -4477,7 +4492,12 @@ mips_ip (str, ip)
assert (length == (f64 ? 8 : 4));
if (*args == 'f'
|| (mips_pic != NO_PIC && *args == 'l'))
|| (*args == 'l'
&& (mips_pic == EMBEDDED_PIC
#ifdef GPOPT
|| g_switch_value < 4
#endif
)))
{
imm_expr.X_op = O_constant;
if (byte_order == LITTLE_ENDIAN)
@ -4505,15 +4525,19 @@ mips_ip (str, ip)
{
default: /* unused default case avoids warnings. */
case 'L':
newname = (mips_pic != SVR4_PIC
? ".lit8"
: RDATA_SECTION_NAME);
newname = ".lit8";
#ifdef GPOPT
if (g_switch_value < 8)
newname = RDATA_SECTION_NAME;
#endif
break;
case 'F':
newname = RDATA_SECTION_NAME;
break;
case 'l':
assert (mips_pic == NO_PIC);
#ifdef GPOPT
assert (g_switch_value >= 4);
#endif
newname = ".lit4";
break;
}
@ -5019,7 +5043,9 @@ md_parse_option (c, arg)
case '4':
if (strcmp (p, "4000") == 0
|| strcmp (p, "4k") == 0
|| strcmp (p, "4K") == 0)
|| strcmp (p, "4K") == 0
|| strcmp (p, "4400") == 0
|| strcmp (p, "4600") == 0)
mips_isa = 3;
break;
@ -5029,6 +5055,11 @@ md_parse_option (c, arg)
|| strcmp (p, "6K") == 0)
mips_isa = 2;
break;
case 'o':
if (strcmp (p, "orion") == 0)
mips_isa = 3;
break;
}
if (mips_isa == -1)