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[09/11] TI C6X binutils port: binutils/
This patch has the binutils/ directory changes for the C6X port -
mainly a readelf port.
2010-03-23 Joseph Myers <joseph@codesourcery.com>
* MAINTAINERS: Add self as TI C6X maintainer.
* NEWS: Add news entry for TI C6X support.
* readelf.c: Include elf/tic6x.h.
(guess_is_rela): Handle EM_TI_C6000.
(dump_relocations): Likewise.
(get_tic6x_dynamic_type): New.
(get_dynamic_type): Call it.
(get_machine_flags): Handle EF_C6000_REL.
(get_osabi_name): Handle machine-specific values only for relevant
machines. Handle C6X values.
(get_tic6x_segment_type): New.
(get_segment_type): Call it.
(get_tic6x_section_type_name): New.
(get_section_type_name): Call it.
(is_32bit_abs_reloc, is_16bit_abs_reloc, is_none_reloc): Handle
EM_TI_C6000.
Index: binutils/MAINTAINERS
===================================================================
RCS file: /cvs/src/src/binutils/MAINTAINERS,v
retrieving revision 1.131
diff -u -r1.131 MAINTAINERS
--- binutils/MAINTAINERS 16 Mar 2010 14:02:44 -0000 1.131
+++ binutils/MAINTAINERS 23 Mar 2010 02:41:07 -0000
@@ -114,6 +114,7 @@
SPU Alan Modra <amodra@gmail.com>
TIC4X Svein Seldal <svein@dev.seldal.com>
TIC54X Timothy Wall <twall@alum.mit.edu>
+ TIC6X Joseph Myers <joseph@codesourcery.com>
VAX Matt Thomas <matt@netbsd.org>
VAX Jan-Benedict Glaw <jbglaw@lug-owl.de>
VMS Tristan Gingold <gingold@adacore.com>
Index: binutils/NEWS
===================================================================
RCS file: /cvs/src/src/binutils/NEWS,v
retrieving revision 1.93
diff -u -r1.93 NEWS
--- binutils/NEWS 2 Mar 2010 16:44:34 -0000 1.93
+++ binutils/NEWS 23 Mar 2010 02:41:07 -0000
@@ -1,5 +1,7 @@
-*- text -*-
+* Add support for the TMS320C6000 (TI C6X) processor family.
+
* Readelf can now display ARM unwind tables (.ARM.exidx / .ARM.extab) using
the -u / --unwind option.
Index: binutils/readelf.c
===================================================================
RCS file: /cvs/src/src/binutils/readelf.c,v
retrieving revision 1.490
diff -u -r1.490 readelf.c
--- binutils/readelf.c 18 Mar 2010 17:46:19 -0000 1.490
+++ binutils/readelf.c 23 Mar 2010 02:41:08 -0000
@@ -137,6 +137,7 @@
#include "elf/sh.h"
#include "elf/sparc.h"
#include "elf/spu.h"
+#include "elf/tic6x.h"
#include "elf/v850.h"
#include "elf/vax.h"
#include "elf/x86-64.h"
@@ -648,6 +649,7 @@
case EM_SPARC32PLUS:
case EM_SPARCV9:
case EM_SPU:
+ case EM_TI_C6000:
case EM_V850:
case EM_CYGNUS_V850:
case EM_VAX:
@@ -1261,6 +1263,10 @@
case EM_C166:
rtype = elf_xc16x_reloc_type (type);
break;
+
+ case EM_TI_C6000:
+ rtype = elf_tic6x_reloc_type (type);
+ break;
}
if (rtype == NULL)
@@ -1638,6 +1644,21 @@
}
}
+static const char *
+get_tic6x_dynamic_type (unsigned long type)
+{
+ switch (type)
+ {
+ case DT_C6000_GSYM_OFFSET: return "C6000_GSYM_OFFSET";
+ case DT_C6000_GSTR_OFFSET: return "C6000_GSTR_OFFSET";
+ case DT_C6000_DSBT_BASE: return "C6000_DSBT_BASE";
+ case DT_C6000_DSBT_SIZE: return "C6000_DSBT_SIZE";
+ case DT_C6000_PREEMPTMAP: return "C6000_PREEMPTMAP";
+ case DT_C6000_DSBT_INDEX: return "C6000_DSBT_INDEX";
+ default:
+ return NULL;
+ }
+}
static const char *
get_dynamic_type (unsigned long type)
@@ -1750,6 +1771,9 @@
case EM_SCORE:
result = get_score_dynamic_type (type);
break;
+ case EM_TI_C6000:
+ result = get_tic6x_dynamic_type (type);
+ break;
default:
result = NULL;
break;
@@ -2544,6 +2568,10 @@
case EM_S390:
if (e_flags & EF_S390_HIGH_GPRS)
strcat (buf, ", highgprs");
+
+ case EM_TI_C6000:
+ if ((e_flags & EF_C6000_REL))
+ strcat (buf, ", relocatable module");
}
}
@@ -2573,9 +2601,42 @@
case ELFOSABI_NSK: return "HP - Non-Stop Kernel";
case ELFOSABI_AROS: return "AROS";
case ELFOSABI_FENIXOS: return "FenixOS";
- case ELFOSABI_STANDALONE: return _("Standalone App");
- case ELFOSABI_ARM: return "ARM";
default:
+ if (osabi >= 64)
+ switch (elf_header.e_machine)
+ {
+ case EM_ARM:
+ switch (osabi)
+ {
+ case ELFOSABI_ARM: return "ARM";
+ default:
+ break;
+ }
+ break;
+
+ case EM_MSP430:
+ case EM_MSP430_OLD:
+ switch (osabi)
+ {
+ case ELFOSABI_STANDALONE: return _("Standalone App");
+ default:
+ break;
+ }
+ break;
+
+ case EM_TI_C6000:
+ switch (osabi)
+ {
+ case ELFOSABI_C6000_ELFABI: return _("Bare-metal C6000");
+ case ELFOSABI_C6000_LINUX: return "Linux C6000";
+ default:
+ break;
+ }
+ break;
+
+ default:
+ break;
+ }
snprintf (buff, sizeof (buff), _("<unknown: %x>"), osabi);
return buff;
}
@@ -2663,6 +2724,19 @@
}
static const char *
+get_tic6x_segment_type (unsigned long type)
+{
+ switch (type)
+ {
+ case PT_C6000_PHATTR: return "C6000_PHATTR";
+ default:
+ break;
+ }
+
+ return NULL;
+}
+
+static const char *
get_segment_type (unsigned long p_type)
{
static char buff[32];
@@ -2703,6 +2777,9 @@
case EM_IA_64:
result = get_ia64_segment_type (p_type);
break;
+ case EM_TI_C6000:
+ result = get_tic6x_segment_type (p_type);
+ break;
default:
result = NULL;
break;
@@ -2864,6 +2941,33 @@
}
static const char *
+get_tic6x_section_type_name (unsigned int sh_type)
+{
+ switch (sh_type)
+ {
+ case SHT_C6000_UNWIND:
+ return "C6000_UNWIND";
+ case SHT_C6000_PREEMPTMAP:
+ return "C6000_PREEMPTMAP";
+ case SHT_C6000_ATTRIBUTES:
+ return "C6000_ATTRIBUTES";
+ case SHT_TI_ICODE:
+ return "TI_ICODE";
+ case SHT_TI_XREF:
+ return "TI_XREF";
+ case SHT_TI_HANDLER:
+ return "TI_HANDLER";
+ case SHT_TI_INITINFO:
+ return "TI_INITINFO";
+ case SHT_TI_PHATTRS:
+ return "TI_PHATTRS";
+ default:
+ break;
+ }
+ return NULL;
+}
+
+static const char *
get_section_type_name (unsigned int sh_type)
{
static char buff[32];
@@ -2921,6 +3025,9 @@
case EM_ARM:
result = get_arm_section_type_name (sh_type);
break;
+ case EM_TI_C6000:
+ result = get_tic6x_section_type_name (sh_type);
+ break;
default:
result = NULL;
break;
@@ -8801,6 +8908,8 @@
|| reloc_type == 23; /* R_SPARC_UA32. */
case EM_SPU:
return reloc_type == 6; /* R_SPU_ADDR32 */
+ case EM_TI_C6000:
+ return reloc_type == 1; /* R_C6000_ABS32. */
case EM_CYGNUS_V850:
case EM_V850:
return reloc_type == 6; /* R_V850_ABS32. */
@@ -8984,6 +9093,8 @@
case EM_ALTERA_NIOS2:
case EM_NIOS32:
return reloc_type == 9; /* R_NIOS_16. */
+ case EM_TI_C6000:
+ return reloc_type == 2; /* R_C6000_ABS16. */
case EM_XC16X:
case EM_C166:
return reloc_type == 2; /* R_XC16C_ABS_16. */
@@ -9020,6 +9131,7 @@
case EM_L1OM: /* R_X86_64_NONE. */
case EM_MN10300: /* R_MN10300_NONE. */
case EM_M32R: /* R_M32R_NONE. */
+ case EM_TI_C6000:/* R_C6000_NONE. */
case EM_XC16X:
case EM_C166: /* R_XC16X_NONE. */
return reloc_type == 0;
--
Joseph S. Myers
joseph@codesourcery.com