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* config/tc-hppa.c (md_pseudo_table): Add ".level" pseudo op.

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(pa_level): New function.
hpux10 gunk.
This commit is contained in:
Jeff Law 1996-06-17 05:59:01 +00:00
parent 5499f9a17c
commit b81231b786
2 changed files with 82 additions and 23 deletions
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5
gas/ChangeLog
View File

@ -1,3 +1,8 @@
Sun Jun 16 22:57:47 1996 Jeffrey A. Law <law@rtl.cygnus.com>
* config/tc-hppa.c (md_pseudo_table): Add ".level" pseudo op.
(pa_level): New function.
Fri Jun 14 20:06:44 1996 Ian Lance Taylor <ian@cygnus.com>
* listing.c (listing_newline): Don't do anything if listing is 0.

100
gas/config/tc-hppa.c
View File

@ -90,6 +90,14 @@ typedef som_symbol_type obj_symbol_type;
#endif
#endif
#ifndef R_N0SEL
#define R_N0SEL 0xd8
#endif
#ifndef R_N1SEL
#define R_N1SEL 0xd9
#endif
/* Various structures and types used internally in tc-hppa.c. */
/* Unwind table and descriptor. FIXME: Sync this with GDB version. */
@ -492,6 +500,7 @@ static void pa_type_args PARAMS ((symbolS *, int));
static void pa_import PARAMS ((int));
static void pa_label PARAMS ((int));
static void pa_leave PARAMS ((int));
static void pa_level PARAMS ((int));
static void pa_origin PARAMS ((int));
static void pa_proc PARAMS ((int));
static void pa_procend PARAMS ((int));
@ -609,6 +618,7 @@ const pseudo_typeS md_pseudo_table[] =
{"label", pa_label, 0},
{"lcomm", pa_lcomm, 0},
{"leave", pa_leave, 0},
{"level", pa_level, 0},
{"long", pa_cons, 4},
{"lsym", pa_lsym, 0},
{"nsubspa", pa_subspace, 1},
@ -641,7 +651,7 @@ const pseudo_typeS md_pseudo_table[] =
first line of the input file. This is because the compiler outputs
#NO_APP at the beginning of its output.
Also note that '/*' will always start a comment. */
Also note that C style comments will always work. */
const char line_comment_chars[] = "#";
/* This array holds the characters which act as line separators. */
@ -981,8 +991,9 @@ static const struct selector_entry selector_table[] =
/* pre-defined subsegments (subspaces) for the HPPA. */
#define SUBSEG_CODE 0
#define SUBSEG_DATA 0
#define SUBSEG_LIT 1
#define SUBSEG_MILLI 2
#define SUBSEG_DATA 0
#define SUBSEG_BSS 2
#define SUBSEG_UNWIND 3
#define SUBSEG_GDB_STRINGS 0
@ -993,6 +1004,7 @@ static struct default_subspace_dict pa_def_subspaces[] =
{"$CODE$", 1, 1, 1, 0, 0, 0, 24, 0x2c, 0, 8, 0, 0, ".text", SUBSEG_CODE},
{"$DATA$", 1, 1, 0, 0, 0, 0, 24, 0x1f, 1, 8, 1, 1, ".data", SUBSEG_DATA},
{"$LIT$", 1, 1, 0, 0, 0, 0, 16, 0x2c, 0, 8, 0, 0, ".text", SUBSEG_LIT},
{"$MILLICODE$", 1, 1, 0, 0, 0, 0, 8, 0x2c, 0, 8, 0, 0, ".text", SUBSEG_MILLI},
{"$BSS$", 1, 1, 0, 0, 0, 1, 80, 0x1f, 1, 8, 1, 1, ".bss", SUBSEG_BSS},
#ifdef OBJ_ELF
{"$UNWIND$", 1, 1, 0, 0, 0, 0, 64, 0x2c, 0, 4, 0, 0, ".PARISC.unwind", SUBSEG_UNWIND},
@ -2768,9 +2780,10 @@ tc_gen_reloc (section, fixp)
relocs[i]->addend = fixp->fx_offset;
}
}
done:
#endif
done:
return relocs;
}
@ -2899,7 +2912,7 @@ md_apply_fix (fixP, valp)
char *buf = fixP->fx_where + fixP->fx_frag->fr_literal;
struct hppa_fix_struct *hppa_fixP;
long new_val, result;
unsigned int w1, w2, w;
unsigned int w1, w2, w, resulti;
hppa_fixP = (struct hppa_fix_struct *) fixP->tc_fix_data;
/* SOM uses R_HPPA_ENTRY and R_HPPA_EXIT relocations which can
@ -2910,7 +2923,7 @@ md_apply_fix (fixP, valp)
|| fixP->fx_r_type == R_HPPA_EXIT
|| fixP->fx_r_type == R_HPPA_BEGIN_BRTAB
|| fixP->fx_r_type == R_HPPA_END_BRTAB)
return;
return 1;
#endif
/* There should have been an HPPA specific fixup associated
@ -2976,7 +2989,8 @@ md_apply_fix (fixP, valp)
bfd_put_32 (stdoutput,
bfd_get_32 (stdoutput, buf) & 0xffffc000,
buf);
low_sign_unext (new_val, 14, &result);
low_sign_unext (new_val, 14, &resulti);
result = resulti;
break;
/* Handle all opcodes with the 'k' operand type. */
@ -2987,7 +3001,8 @@ md_apply_fix (fixP, valp)
bfd_put_32 (stdoutput,
bfd_get_32 (stdoutput, buf) & 0xffe00000,
buf);
dis_assemble_21 (new_val, &result);
dis_assemble_21 (new_val, &resulti);
result = resulti;
break;
/* Handle all the opcodes with the 'i' operand type. */
@ -2998,20 +3013,21 @@ md_apply_fix (fixP, valp)
bfd_put_32 (stdoutput,
bfd_get_32 (stdoutput, buf) & 0xffff800,
buf);
low_sign_unext (new_val, 11, &result);
low_sign_unext (new_val, 11, &resulti);
result = resulti;
break;
/* Handle all the opcodes with the 'w' operand type. */
case 12:
CHECK_FIELD (new_val, 8199, -8184, 0)
CHECK_FIELD (new_val, 8199, -8184, 0);
/* Mask off 11 bits to be changed. */
sign_unext ((new_val - 8) >> 2, 12, &result);
sign_unext ((new_val - 8) >> 2, 12, &resulti);
bfd_put_32 (stdoutput,
bfd_get_32 (stdoutput, buf) & 0xffffe002,
buf);
dis_assemble_12 (result, &w1, &w);
dis_assemble_12 (resulti, &w1, &w);
result = ((w1 << 2) | w);
break;
@ -3023,8 +3039,8 @@ md_apply_fix (fixP, valp)
bfd_put_32 (stdoutput,
bfd_get_32 (stdoutput, buf) & 0xffe0e002,
buf);
sign_unext ((new_val - 8) >> 2, 17, &result);
dis_assemble_17 (result, &w1, &w2, &w);
sign_unext ((new_val - 8) >> 2, 17, &resulti);
dis_assemble_17 (resulti, &w1, &w2, &w);
result = ((w2 << 2) | (w1 << 16) | w);
break;
@ -3035,18 +3051,18 @@ md_apply_fix (fixP, valp)
default:
as_bad ("Unknown relocation encountered in md_apply_fix.");
return;
return 0;
}
/* Insert the relocation. */
bfd_put_32 (stdoutput, bfd_get_32 (stdoutput, buf) | result, buf);
return;
return 1;
}
else
{
printf ("no hppa_fixup entry for this fixup (fixP = 0x%x, type = 0x%x)\n",
(unsigned int) fixP, fixP->fx_r_type);
return;
return 0;
}
}
@ -3908,7 +3924,7 @@ pa_parse_nonneg_add_cmpltr (s, isbranch)
ISBRANCH specifies whether or not this is parsing a condition
completer for a branch (vs a nullification completer for a
computational instruction. */
computational instruction). */
static int
pa_parse_neg_add_cmpltr (s, isbranch)
@ -4845,6 +4861,35 @@ pa_leave (unused)
abort ();
}
/* Handle a .LEVEL pseudo-op. */
static void
pa_level (unused)
int unused;
{
char *level;
level = input_line_pointer;
if (strncmp (level, "1.0", 3) == 0)
{
input_line_pointer += 3;
if (!bfd_set_arch_mach (stdoutput, bfd_arch_hppa, 10))
as_warn ("could not set architecture and machine");
}
else if (strncmp (level, "1.1", 3) == 0)
{
input_line_pointer += 3;
if (!bfd_set_arch_mach (stdoutput, bfd_arch_hppa, 11))
as_warn ("could not set architecture and machine");
}
else
{
as_bad ("Unrecognized .LEVEL argument\n");
ignore_rest_of_line ();
}
demand_empty_rest_of_line ();
}
/* Handle a .ORIGIN pseudo-op. */
static void
@ -5649,6 +5694,16 @@ pa_spaces_begin ()
| SEC_READONLY
| SEC_HAS_CONTENTS));
}
else if (!strcmp (pa_def_subspaces[i].name, "$MILLICODE$")
&& !USE_ALIASES)
{
applicable = bfd_applicable_section_flags (stdoutput);
bfd_set_section_flags (stdoutput, segment,
applicable & (SEC_ALLOC | SEC_LOAD
| SEC_RELOC
| SEC_READONLY
| SEC_HAS_CONTENTS));
}
else if (!strcmp (pa_def_subspaces[i].name, "$UNWIND$") && !USE_ALIASES)
{
applicable = bfd_applicable_section_flags (stdoutput);
@ -6299,12 +6354,11 @@ hppa_fix_adjustable (fixp)
return 0;
}
/* We can't adjust DP relative relocs that use LR% and RR% field
selectors. That confuses the optimization pass in HP linker. */
if (fixp->fx_r_type == R_DP_RELATIVE
&& (hppa_fix->fx_r_field == e_lrsel
|| hppa_fix->fx_r_field == e_rrsel
|| hppa_fix->fx_r_field == e_nlrsel))
/* We can't adjust any relocs that use LR% and RR% field selectors.
That confuses the HP linker. */
if (hppa_fix->fx_r_field == e_lrsel
|| hppa_fix->fx_r_field == e_rrsel
|| hppa_fix->fx_r_field == e_nlrsel)
return 0;
#endif