BFD and include/coff support for tic54x target.
This commit is contained in:
Timothy Wall
parent
5948916f52
commit
81635ce4f5
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@ -1,3 +1,18 @@
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2000-04-07 Timothy Wall <twall@cygnus.com>
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* targets.c: Added vecs for tic54x.
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* reloc.c: Added relocs for tic54x.
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* libbfd.h: Regenerated.
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* configure: Add TI COFF vecs for tic54x.
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* configure.in: Ditto.
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* config.bfd (targ_cpu): Recognize new tic54x target.
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* coffcode.h (coff_slurp_symbol_table): Additions for TI COFF handling.
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* bfd-in2.h: Add tic54x target and relocations.
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* Makefile.am, Makefile.in: Add tic54x target.
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* archures.c (bfd_archures_list): Add tic54x target.
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* coff-tic54x.c: New.
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* cpu-tic54x.c: New.
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2000-04-06 Michael Snyder <msnyder@seadog.cygnus.com>
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* elfcore.h (elf_core_file_p): call backend_object_p which
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@ -66,6 +66,7 @@ ALL_MACHINES = \
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cpu-sh.lo \
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cpu-sparc.lo \
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cpu-tic30.lo \
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cpu-tic54x.lo \
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cpu-tic80.lo \
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cpu-v850.lo \
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cpu-vax.lo \
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@ -103,6 +104,7 @@ ALL_MACHINES_CFILES = \
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cpu-sh.c \
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cpu-sparc.c \
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cpu-tic30.c \
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cpu-tic54x.c \
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cpu-tic80.c \
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cpu-v850.c \
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cpu-vax.c \
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@ -145,6 +147,7 @@ BFD32_BACKENDS = \
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coff-stgo32.lo \
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coff-svm68k.lo \
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coff-tic30.lo \
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coff-tic54x.lo \
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coff-tic80.lo \
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coff-u68k.lo \
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coff-we32k.lo \
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@ -275,6 +278,7 @@ BFD32_BACKENDS_CFILES = \
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coff-stgo32.c \
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coff-svm68k.c \
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coff-tic30.c \
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coff-tic54x.c \
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coff-tic80.c \
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coff-u68k.c \
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coff-we32k.c \
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@ -715,6 +719,7 @@ cpu-sh.lo: cpu-sh.c
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cpu-sparc.lo: cpu-sparc.c
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cpu-tic30.lo: cpu-tic30.c
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cpu-tic80.lo: cpu-tic80.c
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cpu-tic54x.lo: cpu-tic54x.c
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cpu-v850.lo: cpu-v850.c
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cpu-vax.lo: cpu-vax.c
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cpu-we32k.lo: cpu-we32k.c
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@ -809,6 +814,8 @@ coff-tic30.lo: coff-tic30.c $(INCDIR)/bfdlink.h $(INCDIR)/coff/tic30.h \
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$(INCDIR)/coff/internal.h libcoff.h coffcode.h coffswap.h
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coff-tic80.lo: coff-tic80.c $(INCDIR)/bfdlink.h $(INCDIR)/coff/tic80.h \
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$(INCDIR)/coff/internal.h libcoff.h coffcode.h coffswap.h
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coff-tic54x.lo: coff-tic54x.c $(INCDIR)/bfdlink.h $(INCDIR)/coff/tic54x.h \
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$(INCDIR)/coff/internal.h libcoff.h coffcode.h coffswap.h
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coff-u68k.lo: coff-u68k.c coff-m68k.c $(INCDIR)/coff/m68k.h \
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$(INCDIR)/coff/internal.h libcoff.h $(INCDIR)/bfdlink.h \
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coffcode.h coffswap.h
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@ -184,6 +184,7 @@ ALL_MACHINES = \
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cpu-sh.lo \
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cpu-sparc.lo \
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cpu-tic30.lo \
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cpu-tic54x.lo \
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cpu-tic80.lo \
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cpu-v850.lo \
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cpu-vax.lo \
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@ -222,6 +223,7 @@ ALL_MACHINES_CFILES = \
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cpu-sh.c \
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cpu-sparc.c \
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cpu-tic30.c \
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cpu-tic54x.c \
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cpu-tic80.c \
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cpu-v850.c \
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cpu-vax.c \
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@ -265,6 +267,7 @@ BFD32_BACKENDS = \
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coff-stgo32.lo \
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coff-svm68k.lo \
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coff-tic30.lo \
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coff-tic54x.lo \
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coff-tic80.lo \
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coff-u68k.lo \
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coff-we32k.lo \
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@ -396,6 +399,7 @@ BFD32_BACKENDS_CFILES = \
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coff-stgo32.c \
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coff-svm68k.c \
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coff-tic30.c \
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coff-tic54x.c \
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coff-tic80.c \
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coff-u68k.c \
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coff-we32k.c \
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@ -1262,6 +1266,7 @@ cpu-sh.lo: cpu-sh.c
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cpu-sparc.lo: cpu-sparc.c
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cpu-tic30.lo: cpu-tic30.c
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cpu-tic80.lo: cpu-tic80.c
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cpu-tic54x.lo: cpu-tic54x.c
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cpu-v850.lo: cpu-v850.c
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cpu-vax.lo: cpu-vax.c
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cpu-we32k.lo: cpu-we32k.c
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@ -1356,6 +1361,9 @@ coff-tic30.lo: coff-tic30.c $(INCDIR)/bfdlink.h $(INCDIR)/coff/tic30.h \
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$(INCDIR)/coff/internal.h libcoff.h coffcode.h coffswap.h
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coff-tic80.lo: coff-tic80.c $(INCDIR)/bfdlink.h $(INCDIR)/coff/tic80.h \
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$(INCDIR)/coff/internal.h libcoff.h coffcode.h coffswap.h
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coff-tic54x.lo: coff-tic54x.c $(INCDIR)/bfdlink.h $(INCDIR)/coff/ti.h \
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$(INCDIR)/coff/tic54x.h $(INCDIR)/coff/internal.h \
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libcoff.h coffcode.h coffswap.h
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coff-u68k.lo: coff-u68k.c coff-m68k.c $(INCDIR)/coff/m68k.h \
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$(INCDIR)/coff/internal.h libcoff.h $(INCDIR)/bfdlink.h \
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coffcode.h coffswap.h
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@ -181,6 +181,7 @@ DESCRIPTION
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. bfd_arch_ns32k, {* National Semiconductors ns32000 *}
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. bfd_arch_w65, {* WDC 65816 *}
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. bfd_arch_tic30, {* Texas Instruments TMS320C30 *}
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. bfd_arch_tic54x, {* Texas Instruments TMS320C54X *}
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. bfd_arch_tic80, {* TI TMS320c80 (MVP) *}
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. bfd_arch_v850, {* NEC V850 *}
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.#define bfd_mach_v850 0
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@ -267,6 +268,7 @@ extern const bfd_arch_info_type bfd_pj_arch;
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extern const bfd_arch_info_type bfd_sh_arch;
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extern const bfd_arch_info_type bfd_sparc_arch;
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extern const bfd_arch_info_type bfd_tic30_arch;
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extern const bfd_arch_info_type bfd_tic54x_arch;
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extern const bfd_arch_info_type bfd_tic80_arch;
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extern const bfd_arch_info_type bfd_vax_arch;
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extern const bfd_arch_info_type bfd_we32k_arch;
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@ -307,6 +309,7 @@ static const bfd_arch_info_type * const bfd_archures_list[] =
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&bfd_sh_arch,
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&bfd_sparc_arch,
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&bfd_tic30_arch,
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&bfd_tic54x_arch,
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&bfd_tic80_arch,
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&bfd_vax_arch,
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&bfd_we32k_arch,
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@ -1407,6 +1407,7 @@ enum bfd_architecture
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bfd_arch_ns32k, /* National Semiconductors ns32000 */
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bfd_arch_w65, /* WDC 65816 */
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bfd_arch_tic30, /* Texas Instruments TMS320C30 */
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bfd_arch_tic54x, /* Texas Instruments TMS320C54X */
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bfd_arch_tic80, /* TI TMS320c80 (MVP) */
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bfd_arch_v850, /* NEC V850 */
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#define bfd_mach_v850 0
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@ -2281,6 +2282,30 @@ significant 8 bits of a 24 bit word are placed into the least
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significant 8 bits of the opcode. */
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BFD_RELOC_TIC30_LDP,
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/* This is a 7bit reloc for the tms320c54x, where the least
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significant 7 bits of a 16 bit word are placed into the least
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significant 7 bits of the opcode. */
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BFD_RELOC_TIC54X_PARTLS7,
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/* This is a 9bit DP reloc for the tms320c54x, where the most
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significant 9 bits of a 16 bit word are placed into the least
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significant 9 bits of the opcode. */
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BFD_RELOC_TIC54X_PARTMS9,
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/* This is an extended address 23-bit reloc for the tms320c54x. */
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BFD_RELOC_TIC54X_23,
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/* This is a 16-bit reloc for the tms320c54x, where the least
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significant 16 bits of a 23-bit extended address are placed into
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the opcode. */
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BFD_RELOC_TIC54X_16_OF_23,
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/* This is a reloc for the tms320c54x, where the most
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significant 7 bits of a 23-bit extended address are placed into
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the opcode. */
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BFD_RELOC_TIC54X_MS7_OF_23,
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/* This is a 48 bit reloc for the FR30 that stores 32 bits. */
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BFD_RELOC_FR30_48,
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@ -0,0 +1,680 @@
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/* BFD back-end for TMS320C54X coff binaries.
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Copyright (C) 1998 Free Software Foundation, Inc.
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Contributed by Steven Haworth (steve@pm.cse.rmit.edu.au)
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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#include "bfd.h"
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#include "sysdep.h"
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#include "libbfd.h"
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#include "bfdlink.h"
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#include "coff/tic54x.h"
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#include "coff/internal.h"
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#include "libcoff.h"
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#undef F_LSYMS
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#define F_LSYMS F_LSYMS_TICOFF
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/*
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32-bit operations
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The octet order is screwy. words are LSB first (LS octet, actually), but
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longwords are MSW first. For example, 0x12345678 is encoded 0x5678 in the
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first word and 0x1234 in the second. When looking at the data as stored in
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the COFF file, you would see the octets ordered as 0x78, 0x56, 0x34, 0x12.
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Don't bother with 64-bits, as there aren't any.
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*/
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static bfd_vma
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tic54x_getl32(addr)
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register const bfd_byte *addr;
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{
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unsigned long v;
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v = (unsigned long) addr[2];
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v |= (unsigned long) addr[3] << 8;
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v |= (unsigned long) addr[0] << 16;
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v |= (unsigned long) addr[1] << 24;
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return (bfd_vma) v;
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}
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static void
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tic54x_putl32 (data, addr)
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bfd_vma data;
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register bfd_byte *addr;
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{
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addr[2] = (bfd_byte)data;
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addr[3] = (bfd_byte)(data >> 8);
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addr[0] = (bfd_byte)(data >> 16);
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addr[1] = (bfd_byte)(data >> 24);
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}
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bfd_signed_vma
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tic54x_getl_signed_32 (addr)
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register const bfd_byte *addr;
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{
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unsigned long v;
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v = (unsigned long) addr[2];
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v |= (unsigned long) addr[3] << 8;
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v |= (unsigned long) addr[0] << 16;
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v |= (unsigned long) addr[1] << 24;
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#define COERCE32(x) \
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((bfd_signed_vma) (long) (((unsigned long) (x) ^ 0x80000000) - 0x80000000))
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return COERCE32 (v);
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}
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static bfd_reloc_status_type
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tic54x_relocation (abfd, reloc_entry, symbol, data, input_section,
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output_bfd, error_message)
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bfd *abfd ATTRIBUTE_UNUSED;
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arelent *reloc_entry;
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asymbol *symbol ATTRIBUTE_UNUSED;
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PTR data ATTRIBUTE_UNUSED;
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asection *input_section;
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bfd *output_bfd;
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char **error_message ATTRIBUTE_UNUSED;
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{
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if (output_bfd != (bfd *) NULL)
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{
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/* This is a partial relocation, and we want to apply the
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relocation to the reloc entry rather than the raw data.
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Modify the reloc inplace to reflect what we now know. */
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reloc_entry->address += input_section->output_offset;
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return bfd_reloc_ok;
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}
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return bfd_reloc_continue;
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}
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reloc_howto_type tic54x_howto_table[] =
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{
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/* type,rightshift,size (0=byte, 1=short, 2=long),
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bit size, pc_relative, bitpos, dont complain_on_overflow,
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special_function, name, partial_inplace, src_mask, dst_mask, pcrel_offset */
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/* NORMAL BANK */
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/* 16-bit direct reference to symbol's address */
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HOWTO (R_RELWORD,0,1,16,false,0,complain_overflow_dont,
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tic54x_relocation,"REL16",false,0xFFFF,0xFFFF,false),
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/* 7 LSBs of an address */
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HOWTO (R_PARTLS7,0,1,7,false,0,complain_overflow_dont,
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tic54x_relocation,"LS7",false,0x007F,0x007F,false),
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/* 9 MSBs of an address */
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/* TI assembler doesn't shift its encoding, and is thus incompatible */
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HOWTO (R_PARTMS9,7,1,9,false,0,complain_overflow_dont,
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tic54x_relocation,"MS9",false,0x01FF,0x01FF,false),
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/* 23-bit relocation */
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HOWTO (R_EXTWORD,0,2,23,false,0,complain_overflow_dont,
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tic54x_relocation,"RELEXT",false,0x7FFFFF,0x7FFFFF,false),
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/* 16 bits of 23-bit extended address */
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HOWTO (R_EXTWORD16,0,1,16,false,0,complain_overflow_dont,
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tic54x_relocation,"RELEXT16",false,0x7FFFFF,0x7FFFFF,false),
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/* upper 7 bits of 23-bit extended address */
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HOWTO (R_EXTWORDMS7,16,1,7,false,0,complain_overflow_dont,
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tic54x_relocation,"RELEXTMS7",false,0x7F,0x7F,false),
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/* ABSOLUTE BANK */
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/* 16-bit direct reference to symbol's address, absolute */
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HOWTO (R_RELWORD,0,1,16,false,0,complain_overflow_dont,
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tic54x_relocation,"AREL16",false,0xFFFF,0xFFFF,false),
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/* 7 LSBs of an address, absolute */
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HOWTO (R_PARTLS7,0,1,7,false,0,complain_overflow_dont,
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tic54x_relocation,"ALS7",false,0x007F,0x007F,false),
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/* 9 MSBs of an address, absolute */
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/* TI assembler doesn't shift its encoding, and is thus incompatible */
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HOWTO (R_PARTMS9,7,1,9,false,0,complain_overflow_dont,
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tic54x_relocation,"AMS9",false,0x01FF,0x01FF,false),
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/* 23-bit direct reference, absolute */
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HOWTO (R_EXTWORD,0,2,23,false,0,complain_overflow_dont,
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tic54x_relocation,"ARELEXT",false,0x7FFFFF,0x7FFFFF,false),
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/* 16 bits of 23-bit extended address, absolute */
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HOWTO (R_EXTWORD16,0,1,16,false,0,complain_overflow_dont,
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tic54x_relocation,"ARELEXT16",false,0x7FFFFF,0x7FFFFF,false),
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/* upper 7 bits of 23-bit extended address, absolute */
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HOWTO (R_EXTWORDMS7,16,1,7,false,0,complain_overflow_dont,
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tic54x_relocation,"ARELEXTMS7",false,0x7F,0x7F,false),
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/* 32-bit relocation exclusively for stabs */
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HOWTO (R_RELLONG,0,2,32,false,0,complain_overflow_dont,
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tic54x_relocation,"STAB",false,0xFFFFFFFF,0xFFFFFFFF,false),
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};
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#define coff_bfd_reloc_type_lookup tic54x_coff_reloc_type_lookup
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/* For the case statement use the code values used tc_gen_reloc (defined in
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bfd/reloc.c) to map to the howto table entries */
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reloc_howto_type *
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tic54x_coff_reloc_type_lookup (abfd, code)
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bfd *abfd ATTRIBUTE_UNUSED;
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bfd_reloc_code_real_type code;
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{
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switch (code)
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{
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case BFD_RELOC_16:
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return &tic54x_howto_table[0];
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case BFD_RELOC_TIC54X_PARTLS7:
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return &tic54x_howto_table[1];
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case BFD_RELOC_TIC54X_PARTMS9:
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return &tic54x_howto_table[2];
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case BFD_RELOC_TIC54X_23:
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return &tic54x_howto_table[3];
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case BFD_RELOC_TIC54X_16_OF_23:
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return &tic54x_howto_table[4];
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case BFD_RELOC_TIC54X_MS7_OF_23:
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return &tic54x_howto_table[5];
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case BFD_RELOC_32:
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return &tic54x_howto_table[12];
|
||||
default:
|
||||
return (reloc_howto_type *) NULL;
|
||||
}
|
||||
}
|
||||
|
||||
/* Code to turn a r_type into a howto ptr, uses the above howto table.
|
||||
Called after some initial checking by the tic54x_rtype_to_howto fn below */
|
||||
static void
|
||||
tic54x_lookup_howto (internal, dst)
|
||||
arelent *internal;
|
||||
struct internal_reloc *dst;
|
||||
{
|
||||
unsigned i;
|
||||
int bank = (dst->r_symndx == -1) ? HOWTO_BANK : 0;
|
||||
for (i = 0; i < sizeof tic54x_howto_table/sizeof tic54x_howto_table[0]; i++)
|
||||
{
|
||||
if (tic54x_howto_table[i].type == dst->r_type)
|
||||
{
|
||||
internal->howto = tic54x_howto_table + i + bank;
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
(*_bfd_error_handler) (_("Unrecognized reloc type 0x%x"),
|
||||
(unsigned int) dst->r_type);
|
||||
abort();
|
||||
}
|
||||
|
||||
#define RELOC_PROCESSING(RELENT,RELOC,SYMS,ABFD,SECT)\
|
||||
tic54x_reloc_processing(RELENT,RELOC,SYMS,ABFD,SECT)
|
||||
|
||||
static void tic54x_reloc_processing();
|
||||
|
||||
#define coff_rtype_to_howto coff_tic54x_rtype_to_howto
|
||||
|
||||
static reloc_howto_type *
|
||||
coff_tic54x_rtype_to_howto (abfd, sec, rel, h, sym, addendp)
|
||||
bfd *abfd ATTRIBUTE_UNUSED;
|
||||
asection *sec;
|
||||
struct internal_reloc *rel;
|
||||
struct coff_link_hash_entry *h ATTRIBUTE_UNUSED;
|
||||
struct internal_syment *sym ATTRIBUTE_UNUSED;
|
||||
bfd_vma *addendp;
|
||||
{
|
||||
arelent genrel;
|
||||
|
||||
if (rel->r_symndx == -1 && addendp != NULL)
|
||||
{
|
||||
/* This is a TI "internal relocation", which means that the relocation
|
||||
amount is the amount by which the current section is being relocated
|
||||
in the output section. */
|
||||
*addendp = (sec->output_section->vma + sec->output_offset) - sec->vma;
|
||||
}
|
||||
|
||||
tic54x_lookup_howto (&genrel, rel);
|
||||
|
||||
return genrel.howto;
|
||||
}
|
||||
|
||||
static boolean
|
||||
ticoff0_bad_format_hook (abfd, filehdr)
|
||||
bfd * abfd ATTRIBUTE_UNUSED;
|
||||
PTR filehdr;
|
||||
{
|
||||
struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr;
|
||||
|
||||
if (COFF0_BADMAG (*internal_f))
|
||||
return false;
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
static boolean
|
||||
ticoff1_bad_format_hook (abfd, filehdr)
|
||||
bfd * abfd ATTRIBUTE_UNUSED;
|
||||
PTR filehdr;
|
||||
{
|
||||
struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr;
|
||||
|
||||
if (COFF1_BADMAG (*internal_f))
|
||||
return false;
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
/* replace the stock _bfd_coff_is_local_label_name to recognize TI COFF local
|
||||
labels */
|
||||
static boolean
|
||||
ticoff_bfd_is_local_label_name (abfd, name)
|
||||
bfd *abfd ATTRIBUTE_UNUSED;
|
||||
const char *name;
|
||||
{
|
||||
if (TICOFF_LOCAL_LABEL_P(name))
|
||||
return true;
|
||||
return false;
|
||||
}
|
||||
|
||||
#define coff_bfd_is_local_label_name ticoff_bfd_is_local_label_name
|
||||
|
||||
/* Customize coffcode.h; the default coff_ functions are set up to use COFF2;
|
||||
coff_bad_format_hook uses BADMAG, so set that for COFF2. The COFF1
|
||||
and COFF0 vectors use custom _bad_format_hook procs instead of setting
|
||||
BADMAG.
|
||||
*/
|
||||
#define BADMAG(x) COFF2_BADMAG(x)
|
||||
#include "coffcode.h"
|
||||
|
||||
static void
|
||||
tic54x_reloc_processing (relent, reloc, symbols, abfd, section)
|
||||
arelent *relent;
|
||||
struct internal_reloc *reloc;
|
||||
asymbol **symbols;
|
||||
bfd *abfd;
|
||||
asection *section;
|
||||
{
|
||||
asymbol *ptr;
|
||||
|
||||
relent->address = reloc->r_vaddr;
|
||||
|
||||
if (reloc->r_symndx != -1)
|
||||
{
|
||||
if (reloc->r_symndx < 0 || reloc->r_symndx >= obj_conv_table_size (abfd))
|
||||
{
|
||||
(*_bfd_error_handler)
|
||||
(_("%s: warning: illegal symbol index %ld in relocs"),
|
||||
bfd_get_filename (abfd), reloc->r_symndx);
|
||||
relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
|
||||
ptr = NULL;
|
||||
}
|
||||
else
|
||||
{
|
||||
relent->sym_ptr_ptr = (symbols
|
||||
+ obj_convert (abfd)[reloc->r_symndx]);
|
||||
ptr = *(relent->sym_ptr_ptr);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
relent->sym_ptr_ptr = section->symbol_ptr_ptr;
|
||||
ptr = *(relent->sym_ptr_ptr);
|
||||
}
|
||||
|
||||
/* The symbols definitions that we have read in have been
|
||||
relocated as if their sections started at 0. But the offsets
|
||||
refering to the symbols in the raw data have not been
|
||||
modified, so we have to have a negative addend to compensate.
|
||||
|
||||
Note that symbols which used to be common must be left alone */
|
||||
|
||||
/* Calculate any reloc addend by looking at the symbol */
|
||||
CALC_ADDEND (abfd, ptr, *reloc, relent);
|
||||
|
||||
relent->address -= section->vma;
|
||||
/* !! relent->section = (asection *) NULL;*/
|
||||
|
||||
/* Fill in the relent->howto field from reloc->r_type */
|
||||
tic54x_lookup_howto (relent, reloc);
|
||||
}
|
||||
|
||||
/* COFF0 differs in file/section header size and relocation entry size */
|
||||
static CONST bfd_coff_backend_data ticoff0_swap_table =
|
||||
{
|
||||
coff_SWAP_aux_in, coff_SWAP_sym_in, coff_SWAP_lineno_in,
|
||||
coff_SWAP_aux_out, coff_SWAP_sym_out,
|
||||
coff_SWAP_lineno_out, coff_SWAP_reloc_out,
|
||||
coff_SWAP_filehdr_out, coff_SWAP_aouthdr_out,
|
||||
coff_SWAP_scnhdr_out,
|
||||
FILHSZ_V0, AOUTSZ, SCNHSZ_V01, SYMESZ, AUXESZ, RELSZ_V0, LINESZ, FILNMLEN,
|
||||
#ifdef COFF_LONG_FILENAMES
|
||||
true,
|
||||
#else
|
||||
false,
|
||||
#endif
|
||||
#ifdef COFF_LONG_SECTION_NAMES
|
||||
true,
|
||||
#else
|
||||
false,
|
||||
#endif
|
||||
COFF_DEFAULT_SECTION_ALIGNMENT_POWER,
|
||||
coff_SWAP_filehdr_in, coff_SWAP_aouthdr_in, coff_SWAP_scnhdr_in,
|
||||
coff_SWAP_reloc_in, ticoff0_bad_format_hook, coff_set_arch_mach_hook,
|
||||
coff_mkobject_hook, styp_to_sec_flags, coff_set_alignment_hook,
|
||||
coff_slurp_symbol_table, symname_in_debug_hook, coff_pointerize_aux_hook,
|
||||
coff_print_aux, coff_reloc16_extra_cases, coff_reloc16_estimate,
|
||||
coff_classify_symbol, coff_compute_section_file_positions,
|
||||
coff_start_final_link, coff_relocate_section, coff_rtype_to_howto,
|
||||
coff_adjust_symndx, coff_link_add_one_symbol,
|
||||
coff_link_output_has_begun, coff_final_link_postscript
|
||||
};
|
||||
|
||||
/* COFF1 differs in section header size */
|
||||
static CONST bfd_coff_backend_data ticoff1_swap_table =
|
||||
{
|
||||
coff_SWAP_aux_in, coff_SWAP_sym_in, coff_SWAP_lineno_in,
|
||||
coff_SWAP_aux_out, coff_SWAP_sym_out,
|
||||
coff_SWAP_lineno_out, coff_SWAP_reloc_out,
|
||||
coff_SWAP_filehdr_out, coff_SWAP_aouthdr_out,
|
||||
coff_SWAP_scnhdr_out,
|
||||
FILHSZ, AOUTSZ, SCNHSZ_V01, SYMESZ, AUXESZ, RELSZ, LINESZ, FILNMLEN,
|
||||
#ifdef COFF_LONG_FILENAMES
|
||||
true,
|
||||
#else
|
||||
false,
|
||||
#endif
|
||||
#ifdef COFF_LONG_SECTION_NAMES
|
||||
true,
|
||||
#else
|
||||
false,
|
||||
#endif
|
||||
COFF_DEFAULT_SECTION_ALIGNMENT_POWER,
|
||||
coff_SWAP_filehdr_in, coff_SWAP_aouthdr_in, coff_SWAP_scnhdr_in,
|
||||
coff_SWAP_reloc_in, ticoff1_bad_format_hook, coff_set_arch_mach_hook,
|
||||
coff_mkobject_hook, styp_to_sec_flags, coff_set_alignment_hook,
|
||||
coff_slurp_symbol_table, symname_in_debug_hook, coff_pointerize_aux_hook,
|
||||
coff_print_aux, coff_reloc16_extra_cases, coff_reloc16_estimate,
|
||||
coff_classify_symbol, coff_compute_section_file_positions,
|
||||
coff_start_final_link, coff_relocate_section, coff_rtype_to_howto,
|
||||
coff_adjust_symndx, coff_link_add_one_symbol,
|
||||
coff_link_output_has_begun, coff_final_link_postscript
|
||||
};
|
||||
|
||||
|
||||
/* TI COFF v0, DOS tools (little-endian headers) */
|
||||
const bfd_target tic54x_coff0_vec =
|
||||
{
|
||||
"coff0-c54x", /* name */
|
||||
bfd_target_coff_flavour,
|
||||
BFD_ENDIAN_LITTLE, /* data byte order is little */
|
||||
BFD_ENDIAN_LITTLE, /* header byte order is little (DOS tools) */
|
||||
|
||||
(HAS_RELOC | EXEC_P | /* object flags */
|
||||
HAS_LINENO | HAS_DEBUG |
|
||||
HAS_SYMS | HAS_LOCALS | WP_TEXT | HAS_LOAD_PAGE ),
|
||||
|
||||
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
|
||||
'_', /* leading symbol underscore */
|
||||
'/', /* ar_pad_char */
|
||||
15, /* ar_max_namelen */
|
||||
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
|
||||
tic54x_getl32, tic54x_getl_signed_32, tic54x_putl32,
|
||||
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */
|
||||
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
|
||||
bfd_getl32, bfd_getl_signed_32, bfd_putl32,
|
||||
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* hdrs */
|
||||
|
||||
{_bfd_dummy_target, coff_object_p, /* bfd_check_format */
|
||||
bfd_generic_archive_p, _bfd_dummy_target},
|
||||
{bfd_false, coff_mkobject, _bfd_generic_mkarchive, /* bfd_set_format */
|
||||
bfd_false},
|
||||
{bfd_false, coff_write_object_contents, /* bfd_write_contents */
|
||||
_bfd_write_archive_contents, bfd_false},
|
||||
|
||||
BFD_JUMP_TABLE_GENERIC (coff),
|
||||
BFD_JUMP_TABLE_COPY (coff),
|
||||
BFD_JUMP_TABLE_CORE (_bfd_nocore),
|
||||
BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
|
||||
BFD_JUMP_TABLE_SYMBOLS (coff),
|
||||
BFD_JUMP_TABLE_RELOCS (coff),
|
||||
BFD_JUMP_TABLE_WRITE (coff),
|
||||
BFD_JUMP_TABLE_LINK (coff),
|
||||
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
|
||||
NULL,
|
||||
|
||||
(PTR)&ticoff0_swap_table
|
||||
};
|
||||
|
||||
/* TI COFF v0, SPARC tools (big-endian headers) */
|
||||
const bfd_target tic54x_coff0_beh_vec =
|
||||
{
|
||||
"coff0-beh-c54x", /* name */
|
||||
bfd_target_coff_flavour,
|
||||
BFD_ENDIAN_LITTLE, /* data byte order is little */
|
||||
BFD_ENDIAN_BIG, /* header byte order is big */
|
||||
|
||||
(HAS_RELOC | EXEC_P | /* object flags */
|
||||
HAS_LINENO | HAS_DEBUG |
|
||||
HAS_SYMS | HAS_LOCALS | WP_TEXT | HAS_LOAD_PAGE ),
|
||||
|
||||
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
|
||||
'_', /* leading symbol underscore */
|
||||
'/', /* ar_pad_char */
|
||||
15, /* ar_max_namelen */
|
||||
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
|
||||
tic54x_getl32, tic54x_getl_signed_32, tic54x_putl32,
|
||||
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */
|
||||
bfd_getb64, bfd_getb_signed_64, bfd_putb64,
|
||||
bfd_getb32, bfd_getb_signed_32, bfd_putb32,
|
||||
bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */
|
||||
|
||||
{_bfd_dummy_target, coff_object_p, /* bfd_check_format */
|
||||
bfd_generic_archive_p, _bfd_dummy_target},
|
||||
{bfd_false, coff_mkobject, _bfd_generic_mkarchive, /* bfd_set_format */
|
||||
bfd_false},
|
||||
{bfd_false, coff_write_object_contents, /* bfd_write_contents */
|
||||
_bfd_write_archive_contents, bfd_false},
|
||||
|
||||
BFD_JUMP_TABLE_GENERIC (coff),
|
||||
BFD_JUMP_TABLE_COPY (coff),
|
||||
BFD_JUMP_TABLE_CORE (_bfd_nocore),
|
||||
BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
|
||||
BFD_JUMP_TABLE_SYMBOLS (coff),
|
||||
BFD_JUMP_TABLE_RELOCS (coff),
|
||||
BFD_JUMP_TABLE_WRITE (coff),
|
||||
BFD_JUMP_TABLE_LINK (coff),
|
||||
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
|
||||
|
||||
&tic54x_coff0_vec,
|
||||
|
||||
(PTR)&ticoff0_swap_table
|
||||
};
|
||||
|
||||
/* TI COFF v1, DOS tools (little-endian headers) */
|
||||
const bfd_target tic54x_coff1_vec =
|
||||
{
|
||||
"coff1-c54x", /* name */
|
||||
bfd_target_coff_flavour,
|
||||
BFD_ENDIAN_LITTLE, /* data byte order is little */
|
||||
BFD_ENDIAN_LITTLE, /* header byte order is little (DOS tools) */
|
||||
|
||||
(HAS_RELOC | EXEC_P | /* object flags */
|
||||
HAS_LINENO | HAS_DEBUG |
|
||||
HAS_SYMS | HAS_LOCALS | WP_TEXT | HAS_LOAD_PAGE ),
|
||||
|
||||
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
|
||||
'_', /* leading symbol underscore */
|
||||
'/', /* ar_pad_char */
|
||||
15, /* ar_max_namelen */
|
||||
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
|
||||
tic54x_getl32, tic54x_getl_signed_32, tic54x_putl32,
|
||||
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */
|
||||
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
|
||||
bfd_getl32, bfd_getl_signed_32, bfd_putl32,
|
||||
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* hdrs */
|
||||
|
||||
{_bfd_dummy_target, coff_object_p, /* bfd_check_format */
|
||||
bfd_generic_archive_p, _bfd_dummy_target},
|
||||
{bfd_false, coff_mkobject, _bfd_generic_mkarchive, /* bfd_set_format */
|
||||
bfd_false},
|
||||
{bfd_false, coff_write_object_contents, /* bfd_write_contents */
|
||||
_bfd_write_archive_contents, bfd_false},
|
||||
|
||||
BFD_JUMP_TABLE_GENERIC (coff),
|
||||
BFD_JUMP_TABLE_COPY (coff),
|
||||
BFD_JUMP_TABLE_CORE (_bfd_nocore),
|
||||
BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
|
||||
BFD_JUMP_TABLE_SYMBOLS (coff),
|
||||
BFD_JUMP_TABLE_RELOCS (coff),
|
||||
BFD_JUMP_TABLE_WRITE (coff),
|
||||
BFD_JUMP_TABLE_LINK (coff),
|
||||
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
|
||||
|
||||
&tic54x_coff0_beh_vec,
|
||||
|
||||
(PTR)&ticoff1_swap_table
|
||||
};
|
||||
|
||||
/* TI COFF v1, SPARC tools (big-endian headers) */
|
||||
const bfd_target tic54x_coff1_beh_vec =
|
||||
{
|
||||
"coff1-beh-c54x", /* name */
|
||||
bfd_target_coff_flavour,
|
||||
BFD_ENDIAN_LITTLE, /* data byte order is little */
|
||||
BFD_ENDIAN_BIG, /* header byte order is big */
|
||||
|
||||
(HAS_RELOC | EXEC_P | /* object flags */
|
||||
HAS_LINENO | HAS_DEBUG |
|
||||
HAS_SYMS | HAS_LOCALS | WP_TEXT | HAS_LOAD_PAGE ),
|
||||
|
||||
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
|
||||
'_', /* leading symbol underscore */
|
||||
'/', /* ar_pad_char */
|
||||
15, /* ar_max_namelen */
|
||||
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
|
||||
tic54x_getl32, tic54x_getl_signed_32, tic54x_putl32,
|
||||
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */
|
||||
bfd_getb64, bfd_getb_signed_64, bfd_putb64,
|
||||
bfd_getb32, bfd_getb_signed_32, bfd_putb32,
|
||||
bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */
|
||||
|
||||
{_bfd_dummy_target, coff_object_p, /* bfd_check_format */
|
||||
bfd_generic_archive_p, _bfd_dummy_target},
|
||||
{bfd_false, coff_mkobject, _bfd_generic_mkarchive, /* bfd_set_format */
|
||||
bfd_false},
|
||||
{bfd_false, coff_write_object_contents, /* bfd_write_contents */
|
||||
_bfd_write_archive_contents, bfd_false},
|
||||
|
||||
BFD_JUMP_TABLE_GENERIC (coff),
|
||||
BFD_JUMP_TABLE_COPY (coff),
|
||||
BFD_JUMP_TABLE_CORE (_bfd_nocore),
|
||||
BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
|
||||
BFD_JUMP_TABLE_SYMBOLS (coff),
|
||||
BFD_JUMP_TABLE_RELOCS (coff),
|
||||
BFD_JUMP_TABLE_WRITE (coff),
|
||||
BFD_JUMP_TABLE_LINK (coff),
|
||||
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
|
||||
|
||||
&tic54x_coff1_vec,
|
||||
|
||||
(PTR)&ticoff1_swap_table
|
||||
};
|
||||
|
||||
/* TI COFF v2, TI DOS tools output (little-endian headers) */
|
||||
const bfd_target tic54x_coff2_vec =
|
||||
{
|
||||
"coff2-c54x", /* name */
|
||||
bfd_target_coff_flavour,
|
||||
BFD_ENDIAN_LITTLE, /* data byte order is little */
|
||||
BFD_ENDIAN_LITTLE, /* header byte order is little (DOS tools) */
|
||||
|
||||
(HAS_RELOC | EXEC_P | /* object flags */
|
||||
HAS_LINENO | HAS_DEBUG |
|
||||
HAS_SYMS | HAS_LOCALS | WP_TEXT | HAS_LOAD_PAGE ),
|
||||
|
||||
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
|
||||
'_', /* leading symbol underscore */
|
||||
'/', /* ar_pad_char */
|
||||
15, /* ar_max_namelen */
|
||||
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
|
||||
tic54x_getl32, tic54x_getl_signed_32, tic54x_putl32,
|
||||
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */
|
||||
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
|
||||
bfd_getl32, bfd_getl_signed_32, bfd_putl32,
|
||||
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* hdrs */
|
||||
|
||||
{_bfd_dummy_target, coff_object_p, /* bfd_check_format */
|
||||
bfd_generic_archive_p, _bfd_dummy_target},
|
||||
{bfd_false, coff_mkobject, _bfd_generic_mkarchive, /* bfd_set_format */
|
||||
bfd_false},
|
||||
{bfd_false, coff_write_object_contents, /* bfd_write_contents */
|
||||
_bfd_write_archive_contents, bfd_false},
|
||||
|
||||
BFD_JUMP_TABLE_GENERIC (coff),
|
||||
BFD_JUMP_TABLE_COPY (coff),
|
||||
BFD_JUMP_TABLE_CORE (_bfd_nocore),
|
||||
BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
|
||||
BFD_JUMP_TABLE_SYMBOLS (coff),
|
||||
BFD_JUMP_TABLE_RELOCS (coff),
|
||||
BFD_JUMP_TABLE_WRITE (coff),
|
||||
BFD_JUMP_TABLE_LINK (coff),
|
||||
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
|
||||
|
||||
&tic54x_coff1_beh_vec,
|
||||
|
||||
COFF_SWAP_TABLE
|
||||
};
|
||||
|
||||
/* TI COFF v2, TI SPARC tools output (big-endian headers) */
|
||||
const bfd_target tic54x_coff2_beh_vec =
|
||||
{
|
||||
"coff2-beh-c54x", /* name */
|
||||
bfd_target_coff_flavour,
|
||||
BFD_ENDIAN_LITTLE, /* data byte order is little */
|
||||
BFD_ENDIAN_BIG, /* header byte order is big */
|
||||
|
||||
(HAS_RELOC | EXEC_P | /* object flags */
|
||||
HAS_LINENO | HAS_DEBUG |
|
||||
HAS_SYMS | HAS_LOCALS | WP_TEXT | HAS_LOAD_PAGE ),
|
||||
|
||||
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
|
||||
'_', /* leading symbol underscore */
|
||||
'/', /* ar_pad_char */
|
||||
15, /* ar_max_namelen */
|
||||
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
|
||||
tic54x_getl32, tic54x_getl_signed_32, tic54x_putl32,
|
||||
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */
|
||||
bfd_getb64, bfd_getb_signed_64, bfd_putb64,
|
||||
bfd_getb32, bfd_getb_signed_32, bfd_putb32,
|
||||
bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */
|
||||
|
||||
{_bfd_dummy_target, coff_object_p, /* bfd_check_format */
|
||||
bfd_generic_archive_p, _bfd_dummy_target},
|
||||
{bfd_false, coff_mkobject, _bfd_generic_mkarchive, /* bfd_set_format */
|
||||
bfd_false},
|
||||
{bfd_false, coff_write_object_contents, /* bfd_write_contents */
|
||||
_bfd_write_archive_contents, bfd_false},
|
||||
|
||||
BFD_JUMP_TABLE_GENERIC (coff),
|
||||
BFD_JUMP_TABLE_COPY (coff),
|
||||
BFD_JUMP_TABLE_CORE (_bfd_nocore),
|
||||
BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
|
||||
BFD_JUMP_TABLE_SYMBOLS (coff),
|
||||
BFD_JUMP_TABLE_RELOCS (coff),
|
||||
BFD_JUMP_TABLE_WRITE (coff),
|
||||
BFD_JUMP_TABLE_LINK (coff),
|
||||
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
|
||||
|
||||
&tic54x_coff2_vec,
|
||||
|
||||
COFF_SWAP_TABLE
|
||||
};
|
||||
|
|
@ -398,7 +398,11 @@ sec_to_styp_flags (sec_name, sec_flags)
|
|||
}
|
||||
else if (!strncmp (sec_name, ".stab", 5))
|
||||
{
|
||||
#ifdef COFF_ALIGN_IN_S_FLAGS
|
||||
styp_flags = STYP_DSECT;
|
||||
#else
|
||||
styp_flags = STYP_INFO;
|
||||
#endif
|
||||
}
|
||||
#ifdef RS6000COFF_C
|
||||
else if (!strcmp (sec_name, _PAD))
|
||||
|
|
@ -1520,8 +1524,11 @@ coff_set_alignment_hook (abfd, section, scnhdr)
|
|||
break;
|
||||
#endif
|
||||
#ifdef TIC80COFF
|
||||
/* TI tools hijack bits 8-11 for the alignment */
|
||||
/* TI tools puts the alignment power in bits 8-11 */
|
||||
i = (hdr->s_flags >> 8) & 0xF ;
|
||||
#endif
|
||||
#ifdef COFF_DECODE_ALIGNMENT
|
||||
i = COFF_DECODE_ALIGNMENT(hdr->s_flags);
|
||||
#endif
|
||||
section->alignment_power = i;
|
||||
}
|
||||
|
|
@ -2035,6 +2042,36 @@ coff_set_arch_mach_hook (abfd, filehdr)
|
|||
break;
|
||||
#endif
|
||||
|
||||
#ifdef TICOFF0MAGIC
|
||||
#ifdef TICOFF_TARGET_ARCH
|
||||
/* this TI COFF section should be used by all new TI COFF v0 targets */
|
||||
case TICOFF0MAGIC:
|
||||
arch = TICOFF_TARGET_ARCH;
|
||||
break;
|
||||
#endif
|
||||
#endif
|
||||
|
||||
#ifdef TICOFF1MAGIC
|
||||
/* this TI COFF section should be used by all new TI COFF v1/2 targets */
|
||||
/* TI COFF1 and COFF2 use the target_id field to specify which arch */
|
||||
case TICOFF1MAGIC:
|
||||
case TICOFF2MAGIC:
|
||||
switch (internal_f->f_target_id)
|
||||
{
|
||||
#ifdef TI_TARGET_ID
|
||||
case TI_TARGET_ID:
|
||||
arch = TICOFF_TARGET_ARCH;
|
||||
break;
|
||||
#endif
|
||||
default:
|
||||
(*_bfd_error_handler)
|
||||
(_("Unrecognized TI COFF target id '0x%x'"),
|
||||
internal_f->f_target_id);
|
||||
break;
|
||||
}
|
||||
break;
|
||||
#endif
|
||||
|
||||
#ifdef TIC80_ARCH_MAGIC
|
||||
case TIC80_ARCH_MAGIC:
|
||||
arch = bfd_arch_tic80;
|
||||
|
|
@ -2427,6 +2464,33 @@ coff_set_flags (abfd, magicp, flagsp)
|
|||
*magicp = TIC30MAGIC;
|
||||
return true;
|
||||
#endif
|
||||
|
||||
#ifdef TICOFF_DEFAULT_MAGIC
|
||||
case TICOFF_TARGET_ARCH:
|
||||
/* if there's no indication of which version we want, use the default */
|
||||
if (!abfd->xvec )
|
||||
*magicp = TICOFF_DEFAULT_MAGIC;
|
||||
else
|
||||
{
|
||||
/* we may want to output in a different COFF version */
|
||||
switch (abfd->xvec->name[4])
|
||||
{
|
||||
case '0':
|
||||
*magicp = TICOFF0MAGIC;
|
||||
break;
|
||||
case '1':
|
||||
*magicp = TICOFF1MAGIC;
|
||||
break;
|
||||
case '2':
|
||||
*magicp = TICOFF2MAGIC;
|
||||
break;
|
||||
default:
|
||||
return false;
|
||||
}
|
||||
}
|
||||
return true;
|
||||
#endif
|
||||
|
||||
#ifdef TIC80_ARCH_MAGIC
|
||||
case bfd_arch_tic80:
|
||||
*magicp = TIC80_ARCH_MAGIC;
|
||||
|
|
@ -2661,7 +2725,7 @@ sort_by_secaddr (arg1, arg2)
|
|||
#ifndef I960
|
||||
#define ALIGN_SECTIONS_IN_FILE
|
||||
#endif
|
||||
#ifdef TIC80COFF
|
||||
#if defined(TIC80COFF) || defined(TICOFF)
|
||||
#undef ALIGN_SECTIONS_IN_FILE
|
||||
#endif
|
||||
|
||||
|
|
@ -3253,10 +3317,13 @@ coff_write_object_contents (abfd)
|
|||
section.s_align = (current->alignment_power
|
||||
? 1 << current->alignment_power
|
||||
: 0);
|
||||
#else
|
||||
#ifdef TIC80COFF
|
||||
#endif
|
||||
#ifdef TIC80COFF
|
||||
/* TI COFF puts the alignment power in bits 8-11 of the flags */
|
||||
section.s_flags |= (current->alignment_power & 0xF) << 8;
|
||||
#endif
|
||||
#ifdef COFF_ENCODE_ALIGNMENT
|
||||
COFF_ENCODE_ALIGNMENT(section, current->alignment_power);
|
||||
#endif
|
||||
|
||||
#ifdef COFF_IMAGE_WITH_PE
|
||||
|
|
@ -3446,6 +3513,11 @@ coff_write_object_contents (abfd)
|
|||
internal_f.f_flags |= F_AR32W;
|
||||
#endif
|
||||
|
||||
#ifdef TI_TARGET_ID
|
||||
/* target id is used in TI COFF v1 and later; COFF0 won't use this field,
|
||||
but it doesn't hurt to set it internally */
|
||||
internal_f.f_target_id = TI_TARGET_ID;
|
||||
#endif
|
||||
#ifdef TIC80_TARGET_ID
|
||||
internal_f.f_target_id = TIC80_TARGET_ID;
|
||||
#endif
|
||||
|
|
@ -3487,6 +3559,10 @@ coff_write_object_contents (abfd)
|
|||
internal_a.magic = NMAGIC; /* Assume separate i/d */
|
||||
#define __A_MAGIC_SET__
|
||||
#endif /* A29K */
|
||||
#ifdef TICOFF_AOUT_MAGIC
|
||||
internal_a.magic = TICOFF_AOUT_MAGIC;
|
||||
#define __A_MAGIC_SET__
|
||||
#endif
|
||||
#ifdef TIC80COFF
|
||||
internal_a.magic = TIC80_ARCH_MAGIC;
|
||||
#define __A_MAGIC_SET__
|
||||
|
|
@ -4220,7 +4296,8 @@ coff_slurp_symbol_table (abfd)
|
|||
#endif
|
||||
case C_REGPARM: /* register parameter */
|
||||
case C_REG: /* register variable */
|
||||
#ifndef TIC80COFF
|
||||
/* C_AUTOARG conflictes with TI COFF C_UEXT */
|
||||
#if !defined (TIC80COFF) && !defined (TICOFF)
|
||||
#ifdef C_AUTOARG
|
||||
case C_AUTOARG: /* 960-specific storage class */
|
||||
#endif
|
||||
|
|
@ -4347,8 +4424,8 @@ coff_slurp_symbol_table (abfd)
|
|||
/* NT uses 0x67 for a weak symbol, not C_ALIAS. */
|
||||
case C_ALIAS: /* duplicate tag */
|
||||
#endif
|
||||
/* New storage classes for TIc80 */
|
||||
#ifdef TIC80COFF
|
||||
/* New storage classes for TI COFF */
|
||||
#if defined(TIC80COFF) || defined(TICOFF)
|
||||
case C_UEXT: /* Tentative external definition */
|
||||
#endif
|
||||
case C_EXTLAB: /* External load time label */
|
||||
|
|
|
|||
|
|
@ -33,6 +33,7 @@ arm*) targ_archs=bfd_arm_arch ;;
|
|||
strongarm*) targ_archs=bfd_arm_arch ;;
|
||||
thumb*) targ_archs=bfd_arm_arch ;;
|
||||
c30*) targ_archs=bfd_tic30_arch ;;
|
||||
c54x*) targ_archs=bfd_tic54x_arch ;;
|
||||
hppa*) targ_archs=bfd_hppa_arch ;;
|
||||
i[3456]86) targ_archs=bfd_i386_arch ;;
|
||||
i370) targ_archs=bfd_i370_arch ;;
|
||||
|
|
@ -186,6 +187,12 @@ case "${targ}" in
|
|||
targ_defvec=tic30_coff_vec
|
||||
;;
|
||||
|
||||
c54x*-*-*coff* | tic54x-*-*coff*)
|
||||
targ_defvec=tic54x_coff1_vec
|
||||
targ_selvecs="tic54x_coff1_beh_vec tic54x_coff2_vec tic54x_coff2_beh_vec tic54x_coff0_vec tic54x_coff0_beh_vec"
|
||||
targ_underscore=yes
|
||||
;;
|
||||
|
||||
d10v-*-*)
|
||||
targ_defvec=bfd_elf32_d10v_vec
|
||||
;;
|
||||
|
|
|
|||
|
|
@ -5213,6 +5213,12 @@ do
|
|||
tekhex_vec) tb="$tb tekhex.lo" ;;
|
||||
tic30_aout_vec) tb="$tb aout-tic30.lo" ;;
|
||||
tic30_coff_vec) tb="$tb coff-tic30.lo" ;;
|
||||
tic54x_coff0_vec) tb="$tb coff-tic54x.lo" ;;
|
||||
tic54x_coff0_beh_vec) tb="$tb coff-tic54x.lo" ;;
|
||||
tic54x_coff1_vec) tb="$tb coff-tic54x.lo" ;;
|
||||
tic54x_coff1_beh_vec) tb="$tb coff-tic54x.lo" ;;
|
||||
tic54x_coff2_vec) tb="$tb coff-tic54x.lo" ;;
|
||||
tic54x_coff2_beh_vec) tb="$tb coff-tic54x.lo" ;;
|
||||
tic80coff_vec) tb="$tb coff-tic80.lo cofflink.lo" ;;
|
||||
versados_vec) tb="$tb versados.lo" ;;
|
||||
vms_alpha_vec) tb="$tb vms.lo vms-hdr.lo vms-gsd.lo vms-tir.lo vms-misc.lo"
|
||||
|
|
|
|||
|
|
@ -574,6 +574,12 @@ do
|
|||
tekhex_vec) tb="$tb tekhex.lo" ;;
|
||||
tic30_aout_vec) tb="$tb aout-tic30.lo" ;;
|
||||
tic30_coff_vec) tb="$tb coff-tic30.lo" ;;
|
||||
tic54x_coff0_vec) tb="$tb coff-tic54x.lo" ;;
|
||||
tic54x_coff0_beh_vec) tb="$tb coff-tic54x.lo" ;;
|
||||
tic54x_coff1_vec) tb="$tb coff-tic54x.lo" ;;
|
||||
tic54x_coff1_beh_vec) tb="$tb coff-tic54x.lo" ;;
|
||||
tic54x_coff2_vec) tb="$tb coff-tic54x.lo" ;;
|
||||
tic54x_coff2_beh_vec) tb="$tb coff-tic54x.lo" ;;
|
||||
tic80coff_vec) tb="$tb coff-tic80.lo cofflink.lo" ;;
|
||||
versados_vec) tb="$tb versados.lo" ;;
|
||||
vms_alpha_vec) tb="$tb vms.lo vms-hdr.lo vms-gsd.lo vms-tir.lo vms-misc.lo"
|
||||
|
|
|
|||
|
|
@ -0,0 +1,39 @@
|
|||
/* BFD support for the Texas Instruments TMS320C54X architecture.
|
||||
Copyright 1998 Free Software Foundation, Inc.
|
||||
|
||||
This file is part of BFD, the Binary File Descriptor library.
|
||||
|
||||
This program is free software; you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation; either version 2 of the License, or
|
||||
(at your option) any later version.
|
||||
|
||||
This program is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, write to the Free Software
|
||||
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
|
||||
02111-1307, USA. */
|
||||
|
||||
#include "bfd.h"
|
||||
#include "sysdep.h"
|
||||
#include "libbfd.h"
|
||||
|
||||
const bfd_arch_info_type bfd_tic54x_arch =
|
||||
{
|
||||
16, /* 16 bits in a word */
|
||||
16, /* 16 bits in an address (except '548) */
|
||||
16, /* 16 bits in a byte */
|
||||
bfd_arch_tic54x,
|
||||
0, /* only 1 machine */
|
||||
"tic54x",
|
||||
"tms320c54x",
|
||||
1,
|
||||
true, /* the one and only */
|
||||
bfd_default_compatible,
|
||||
bfd_default_scan,
|
||||
0,
|
||||
};
|
||||
|
|
@ -859,6 +859,11 @@ static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@",
|
|||
"BFD_RELOC_MN10300_32_PCREL",
|
||||
"BFD_RELOC_MN10300_16_PCREL",
|
||||
"BFD_RELOC_TIC30_LDP",
|
||||
"BFD_RELOC_TIC54X_PARTLS7",
|
||||
"BFD_RELOC_TIC54X_PARTMS9",
|
||||
"BFD_RELOC_TIC54X_23",
|
||||
"BFD_RELOC_TIC54X_16_OF_23",
|
||||
"BFD_RELOC_TIC54X_MS7_OF_23",
|
||||
"BFD_RELOC_FR30_48",
|
||||
"BFD_RELOC_FR30_20",
|
||||
"BFD_RELOC_FR30_6_IN_4",
|
||||
|
|
|
|||
35
bfd/reloc.c
35
bfd/reloc.c
|
|
@ -2539,6 +2539,41 @@ ENUMDOC
|
|||
significant 8 bits of a 24 bit word are placed into the least
|
||||
significant 8 bits of the opcode.
|
||||
|
||||
COMMENT
|
||||
ENUM
|
||||
BFD_RELOC_TIC54X_PARTLS7
|
||||
ENUMDOC
|
||||
This is a 7bit reloc for the tms320c54x, where the least
|
||||
significant 7 bits of a 16 bit word are placed into the least
|
||||
significant 7 bits of the opcode.
|
||||
|
||||
ENUM
|
||||
BFD_RELOC_TIC54X_PARTMS9
|
||||
ENUMDOC
|
||||
This is a 9bit DP reloc for the tms320c54x, where the most
|
||||
significant 9 bits of a 16 bit word are placed into the least
|
||||
significant 9 bits of the opcode.
|
||||
|
||||
ENUM
|
||||
BFD_RELOC_TIC54X_23
|
||||
ENUMDOC
|
||||
This is an extended address 23-bit reloc for the tms320c54x.
|
||||
|
||||
ENUM
|
||||
BFD_RELOC_TIC54X_16_OF_23
|
||||
ENUMDOC
|
||||
This is a 16-bit reloc for the tms320c54x, where the least
|
||||
significant 16 bits of a 23-bit extended address are placed into
|
||||
the opcode.
|
||||
|
||||
ENUM
|
||||
BFD_RELOC_TIC54X_MS7_OF_23
|
||||
ENUMDOC
|
||||
This is a reloc for the tms320c54x, where the most
|
||||
significant 7 bits of a 23-bit extended address are placed into
|
||||
the opcode.
|
||||
COMMENT
|
||||
|
||||
ENUM
|
||||
BFD_RELOC_FR30_48
|
||||
ENUMDOC
|
||||
|
|
|
|||
|
|
@ -625,6 +625,12 @@ extern const bfd_target sunos_big_vec;
|
|||
extern const bfd_target tekhex_vec;
|
||||
extern const bfd_target tic30_aout_vec;
|
||||
extern const bfd_target tic30_coff_vec;
|
||||
extern const bfd_target tic54x_coff0_vec;
|
||||
extern const bfd_target tic54x_coff0_beh_vec;
|
||||
extern const bfd_target tic54x_coff1_vec;
|
||||
extern const bfd_target tic54x_coff1_beh_vec;
|
||||
extern const bfd_target tic54x_coff2_vec;
|
||||
extern const bfd_target tic54x_coff2_beh_vec;
|
||||
extern const bfd_target tic80coff_vec;
|
||||
extern const bfd_target vaxnetbsd_vec;
|
||||
extern const bfd_target versados_vec;
|
||||
|
|
@ -862,6 +868,12 @@ const bfd_target * const bfd_target_vector[] = {
|
|||
&aout0_big_vec,
|
||||
&tic30_aout_vec,
|
||||
&tic30_coff_vec,
|
||||
&tic54x_coff0_vec,
|
||||
&tic54x_coff0_beh_vec,
|
||||
&tic54x_coff1_vec,
|
||||
&tic54x_coff1_beh_vec,
|
||||
&tic54x_coff2_vec,
|
||||
&tic54x_coff2_beh_vec,
|
||||
&tic80coff_vec,
|
||||
&vaxnetbsd_vec,
|
||||
&versados_vec,
|
||||
|
|
|
|||
|
|
@ -1,3 +1,9 @@
|
|||
2000-04-07 Timothy Wall <twall@cygnus.com>
|
||||
|
||||
* internal.h: Fix some comments related to TI COFF (instead of tic80).
|
||||
* ti.h: New.
|
||||
* tic54x.h: New.
|
||||
|
||||
Wed Apr 5 22:08:41 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
|
||||
|
||||
* sh.h (R_SH_LOOP_START, R_SH_LOOP_END): Define.
|
||||
|
|
|
|||
|
|
@ -53,7 +53,7 @@ struct internal_filehdr
|
|||
long f_nsyms; /* number of symtab entries */
|
||||
unsigned short f_opthdr; /* sizeof(optional hdr) */
|
||||
unsigned short f_flags; /* flags */
|
||||
unsigned short f_target_id; /* (TIc80 specific) */
|
||||
unsigned short f_target_id; /* (TI COFF specific) */
|
||||
};
|
||||
|
||||
|
||||
|
|
@ -222,7 +222,7 @@ struct internal_aouthdr
|
|||
|
||||
#define C_WEAKEXT 127 /* weak symbol -- GNU extension */
|
||||
|
||||
/* New storage classes for TIc80 */
|
||||
/* New storage classes for TI COFF */
|
||||
#define C_UEXT 19 /* Tentative external definition */
|
||||
#define C_STATLAB 20 /* Static load time label */
|
||||
#define C_EXTLAB 21 /* External load time label */
|
||||
|
|
|
|||
|
|
@ -0,0 +1,431 @@
|
|||
/*** COFF information for generic Texas Instruments COFF flavour */
|
||||
|
||||
/********************** FILE HEADER **********************/
|
||||
|
||||
struct external_filehdr {
|
||||
char f_magic[2]; /* magic number */
|
||||
char f_nscns[2]; /* number of sections */
|
||||
char f_timdat[4]; /* time & date stamp */
|
||||
char f_symptr[4]; /* file pointer to symtab */
|
||||
char f_nsyms[4]; /* number of symtab entries */
|
||||
char f_opthdr[2]; /* sizeof(optional hdr) */
|
||||
char f_flags[2]; /* flags */
|
||||
char f_target_id[2]; /* magic no. (TI COFF-specific) */
|
||||
};
|
||||
|
||||
/* COFF0 has magic number in f_magic, and omits f_target_id from the file
|
||||
header; for later versions, f_magic is 0xC1 for COFF1 and 0xC2 for COFF2
|
||||
and the target-specific magic number is found in f_target_id */
|
||||
|
||||
#define TICOFF0MAGIC TI_TARGET_ID
|
||||
#define TICOFF1MAGIC 0x00C1
|
||||
#define TICOFF2MAGIC 0x00C2
|
||||
#define TICOFF_AOUT_MAGIC 0x0108 /* magic number in optional header */
|
||||
#define TICOFF 1 /* customize coffcode.h */
|
||||
|
||||
/* The target_id field changes depending on the particular CPU target */
|
||||
/* for COFF0, the target id appeared in f_magic, where COFFX magic is now */
|
||||
#ifndef TI_TARGET_ID
|
||||
#error "TI_TARGET_ID needs to be defined for your CPU"
|
||||
#endif
|
||||
|
||||
/* Which bfd_arch to use... */
|
||||
#ifndef TICOFF_TARGET_ARCH
|
||||
#error "TICOFF_TARGET_ARCH needs to be defined for your CPU"
|
||||
#endif
|
||||
|
||||
/* Default to COFF2 for file output */
|
||||
#ifndef TICOFF_DEFAULT_MAGIC
|
||||
#define TICOFF_DEFAULT_MAGIC TICOFF2MAGIC
|
||||
#endif
|
||||
|
||||
/* This value is made available in the rare case where a bfd is unavailable */
|
||||
#ifndef OCTETS_PER_BYTE_POWER
|
||||
#warn OCTETS_PER_BYTE_POWER not defined for this CPU, it will default to 0
|
||||
#else
|
||||
#define OCTETS_PER_BYTE (1<<OCTETS_PER_BYTE_POWER)
|
||||
#endif
|
||||
|
||||
/* default alignment is on a byte (not octet!) boundary */
|
||||
#ifndef COFF_DEFAULT_SECTION_ALIGNMENT_POWER
|
||||
#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER 0
|
||||
#endif
|
||||
|
||||
/* TI COFF encodes the section alignment in the section header flags */
|
||||
#define COFF_ALIGN_IN_SECTION_HEADER 1
|
||||
#define COFF_ALIGN_IN_S_FLAGS 1
|
||||
/* requires a power-of-two argument */
|
||||
#define COFF_ENCODE_ALIGNMENT(S,X) ((S).s_flags |= (((unsigned)(X)&0xF)<<8))
|
||||
/* result is a power of two */
|
||||
#define COFF_DECODE_ALIGNMENT(X) (((X)>>8)&0xF)
|
||||
|
||||
#define COFF0_P(ABFD) (bfd_coff_filhsz(ABFD) == FILHSZ_V0)
|
||||
#define COFF2_P(ABFD) (bfd_coff_scnhsz(ABFD) != SCNHSZ_V01)
|
||||
|
||||
#define COFF0_BADMAG(x) ((x).f_magic != TICOFF0MAGIC)
|
||||
#define COFF1_BADMAG(x) ((x).f_magic != TICOFF1MAGIC || (x).f_target_id != TI_TARGET_ID)
|
||||
#define COFF2_BADMAG(x) ((x).f_magic != TICOFF2MAGIC || (x).f_target_id != TI_TARGET_ID)
|
||||
|
||||
/* we need to read/write an extra field in the coff file header */
|
||||
#ifndef COFF_ADJUST_FILEHDR_IN_POST
|
||||
#define COFF_ADJUST_FILEHDR_IN_POST(abfd,src,dst) \
|
||||
do { ((struct internal_filehdr *)(dst))->f_target_id = \
|
||||
bfd_h_get_16(abfd, (bfd_byte *)(((FILHDR *)(src))->f_target_id)); \
|
||||
((struct internal_filehdr *)(dst))->f_flags |= F_LDPAGE; \
|
||||
} while(0)
|
||||
#endif
|
||||
|
||||
#ifndef COFF_ADJUST_FILEHDR_OUT_POST
|
||||
#define COFF_ADJUST_FILEHDR_OUT_POST(abfd,src,dst) \
|
||||
do { bfd_h_put_16(abfd, ((struct internal_filehdr *)(src))->f_target_id, \
|
||||
(bfd_byte *)(((FILHDR *)(dst))->f_target_id)); \
|
||||
} while(0)
|
||||
#endif
|
||||
|
||||
#define FILHDR struct external_filehdr
|
||||
#define FILHSZ 22
|
||||
#define FILHSZ_V0 20 /* COFF0 omits target_id field */
|
||||
|
||||
/* File header flags */
|
||||
#define F_RELFLG (0x0001)
|
||||
#define F_EXEC (0x0002)
|
||||
#define F_LNNO (0x0004)
|
||||
/* F_LSYMS needs to be redefined in your source file */
|
||||
#define F_LSYMS_TICOFF (0x0010) /* normal COFF is 0x8 */
|
||||
|
||||
#define F_10 0x00 /* file built for TMS320C1x devices */
|
||||
#define F_20 0x10 /* file built for TMS320C2x devices */
|
||||
#define F_25 0x20 /* file built for TMS320C2x/C5x devices */
|
||||
#define F_LENDIAN 0x0100 /* 16 bits/word, LSB first */
|
||||
#define F_SYMMERGE 0x1000 /* duplicate symbols were removed */
|
||||
|
||||
/********************** OPTIONAL HEADER **********************/
|
||||
|
||||
|
||||
typedef struct
|
||||
{
|
||||
char magic[2]; /* type of file (0x108) */
|
||||
char vstamp[2]; /* version stamp */
|
||||
char tsize[4]; /* text size in bytes, padded to FW bdry*/
|
||||
char dsize[4]; /* initialized data " " */
|
||||
char bsize[4]; /* uninitialized data " " */
|
||||
char entry[4]; /* entry pt. */
|
||||
char text_start[4]; /* base of text used for this file */
|
||||
char data_start[4]; /* base of data used for this file */
|
||||
}
|
||||
AOUTHDR;
|
||||
|
||||
|
||||
#define AOUTHDRSZ 28
|
||||
#define AOUTSZ 28
|
||||
|
||||
|
||||
/********************** SECTION HEADER **********************/
|
||||
/* COFF0, COFF1 */
|
||||
struct external_scnhdr_v01 {
|
||||
char s_name[8]; /* section name */
|
||||
char s_paddr[4]; /* physical address, aliased s_nlib */
|
||||
char s_vaddr[4]; /* virtual address */
|
||||
char s_size[4]; /* section size (in WORDS) */
|
||||
char s_scnptr[4]; /* file ptr to raw data for section */
|
||||
char s_relptr[4]; /* file ptr to relocation */
|
||||
char s_lnnoptr[4]; /* file ptr to line numbers */
|
||||
char s_nreloc[2]; /* number of relocation entries */
|
||||
char s_nlnno[2]; /* number of line number entries*/
|
||||
char s_flags[2]; /* flags */
|
||||
char s_reserved[1]; /* reserved */
|
||||
char s_page[1]; /* section page number (LOAD) */
|
||||
};
|
||||
|
||||
/* COFF2 */
|
||||
struct external_scnhdr {
|
||||
char s_name[8]; /* section name */
|
||||
char s_paddr[4]; /* physical address, aliased s_nlib */
|
||||
char s_vaddr[4]; /* virtual address */
|
||||
char s_size[4]; /* section size (in WORDS) */
|
||||
char s_scnptr[4]; /* file ptr to raw data for section */
|
||||
char s_relptr[4]; /* file ptr to relocation */
|
||||
char s_lnnoptr[4]; /* file ptr to line numbers */
|
||||
char s_nreloc[4]; /* number of relocation entries */
|
||||
char s_nlnno[4]; /* number of line number entries*/
|
||||
char s_flags[4]; /* flags */
|
||||
char s_reserved[2]; /* reserved */
|
||||
char s_page[2]; /* section page number (LOAD) */
|
||||
};
|
||||
|
||||
/*
|
||||
* Special section flags
|
||||
* TI COFF puts the section alignment power of two in the section flags
|
||||
* e.g. 2**N is alignment, flags |= (N & 0xF) << 8
|
||||
*/
|
||||
/* recognized load pages */
|
||||
#define PG_PROG 0x0 /* PROG page */
|
||||
#define PG_DATA 0x1 /* DATA page */
|
||||
|
||||
/* TI COFF defines these flags;
|
||||
STYP_CLINK: the section should be excluded from the final
|
||||
linker output if there are no references found to any symbol in the section
|
||||
STYP_BLOCK: the section should be blocked, i.e. if the section would cross
|
||||
a page boundary, it is started at a page boundary instead.
|
||||
*/
|
||||
#define STYP_CLINK (0x4000)
|
||||
#define STYP_BLOCK (0x1000)
|
||||
#define STYP_ALIGN (0x0F00) /* TI COFF stores section alignment here */
|
||||
|
||||
#define SCNHDR_V01 struct external_scnhdr_v01
|
||||
#define SCNHDR struct external_scnhdr
|
||||
#define SCNHSZ_V01 40 /* for v0 and v1 */
|
||||
#define SCNHSZ 48
|
||||
|
||||
/* COFF2 changes the offsets and sizes of these fields
|
||||
Assume we're dealing with the COFF2 scnhdr structure, and adjust
|
||||
accordingly
|
||||
*/
|
||||
#define GET_SCNHDR_NRELOC(ABFD,PTR) \
|
||||
(COFF2_P(ABFD) ? bfd_h_get_32 (ABFD,PTR) : bfd_h_get_16 (ABFD, PTR))
|
||||
#define PUT_SCNHDR_NRELOC(ABFD,VAL,PTR) \
|
||||
(COFF2_P(ABFD) ? bfd_h_put_32 (ABFD,VAL,PTR) : bfd_h_put_16 (ABFD,VAL,PTR))
|
||||
#define GET_SCNHDR_NLNNO(ABFD,PTR) \
|
||||
(COFF2_P(ABFD) ? bfd_h_get_32 (ABFD,PTR) : bfd_h_get_16 (ABFD, (PTR)-2))
|
||||
#define PUT_SCNHDR_NLNNO(ABFD,VAL,PTR) \
|
||||
(COFF2_P(ABFD) ? bfd_h_put_32 (ABFD,VAL,PTR) : bfd_h_put_16 (ABFD,VAL,(PTR)-2))
|
||||
#define GET_SCNHDR_FLAGS(ABFD,PTR) \
|
||||
(COFF2_P(ABFD) ? bfd_h_get_32 (ABFD,PTR) : bfd_h_get_16 (ABFD, (PTR)-4))
|
||||
#define PUT_SCNHDR_FLAGS(ABFD,VAL,PTR) \
|
||||
(COFF2_P(ABFD) ? bfd_h_put_32 (ABFD,VAL,PTR) : bfd_h_put_16 (ABFD,VAL,(PTR)-4))
|
||||
#define GET_SCNHDR_PAGE(ABFD,PTR) \
|
||||
(COFF2_P(ABFD) ? bfd_h_get_16 (ABFD,PTR) : bfd_h_get_8 (ABFD, (PTR)-7))
|
||||
/* on output, make sure that the "reserved" field is zero */
|
||||
#define PUT_SCNHDR_PAGE(ABFD,VAL,PTR) \
|
||||
(COFF2_P(ABFD) ? bfd_h_put_16 (ABFD,VAL,PTR) : \
|
||||
bfd_h_put_8 (ABFD,VAL,(PTR)-7), bfd_h_put_8 (ABFD, 0, (PTR)-8))
|
||||
|
||||
/* TI COFF stores section size as number of bytes (address units, not octets),
|
||||
so adjust to be number of octets, which is what BFD expects */
|
||||
#define GET_SCNHDR_SIZE(ABFD,SZP) \
|
||||
(bfd_h_get_32(ABFD,SZP)*bfd_octets_per_byte(ABFD))
|
||||
#define PUT_SCNHDR_SIZE(ABFD,SZ,SZP) \
|
||||
bfd_h_put_32(ABFD,(SZ)/bfd_octets_per_byte(ABFD),SZP)
|
||||
|
||||
#define COFF_ADJUST_SCNHDR_IN_POST(ABFD,EXT,INT) \
|
||||
do { ((struct internal_scnhdr *)(INT))->s_page = \
|
||||
GET_SCNHDR_PAGE(ABFD,(bfd_byte *)((SCNHDR *)(EXT))->s_page); \
|
||||
} while(0)
|
||||
|
||||
/* The line number and reloc overflow checking in coff_swap_scnhdr_out in
|
||||
coffswap.h doesn't use PUT_X for s_nlnno and s_nreloc.
|
||||
Due to different sized v0/v1/v2 section headers, we have to re-write these
|
||||
fields.
|
||||
*/
|
||||
#define COFF_ADJUST_SCNHDR_OUT_POST(ABFD,INT,EXT) \
|
||||
do { \
|
||||
PUT_SCNHDR_NLNNO(ABFD,((struct internal_scnhdr *)(INT))->s_nlnno,\
|
||||
(bfd_byte *)((SCNHDR *)(EXT))->s_nlnno); \
|
||||
PUT_SCNHDR_NRELOC(ABFD,((struct internal_scnhdr *)(INT))->s_nreloc,\
|
||||
(bfd_byte *)((SCNHDR *)(EXT))->s_nreloc); \
|
||||
PUT_SCNHDR_FLAGS(ABFD,((struct internal_scnhdr *)(INT))->s_flags, \
|
||||
(bfd_byte *)((SCNHDR *)(EXT))->s_flags); \
|
||||
PUT_SCNHDR_PAGE(ABFD,((struct internal_scnhdr *)(INT))->s_page, \
|
||||
(bfd_byte *)((SCNHDR *)(EXT))->s_page); \
|
||||
} while(0)
|
||||
|
||||
/* page macros
|
||||
|
||||
the first GDB port requires flags in its remote memory access commands to
|
||||
distinguish between data/prog space. hopefully we can make this go away
|
||||
eventually. stuff the page in the upper bits of a 32-bit address, since
|
||||
the c5x family only uses 16 or 23 bits.
|
||||
|
||||
c2x, c5x and most c54x devices have 16-bit addresses, but the c548 has
|
||||
23-bit program addresses. make sure the page flags don't interfere
|
||||
|
||||
*/
|
||||
|
||||
#define LONG_ADDRESSES 1
|
||||
#define PG_SHIFT (LONG_ADDRESSES ? 30 : 16)
|
||||
#define ADDR_MASK ((1ul<<PG_SHIFT)-1)/* 16 or 24-bit addresses */
|
||||
#define PG_MASK (3ul<<PG_SHIFT)
|
||||
#define PG_TO_FLAG(p) ((p)<<PG_SHIFT)
|
||||
#define FLAG_TO_PG(f) (((f)&PG_MASK)>>PG_SHIFT)
|
||||
|
||||
/*
|
||||
* names of "special" sections
|
||||
*/
|
||||
#define _TEXT ".text"
|
||||
#define _DATA ".data"
|
||||
#define _BSS ".bss"
|
||||
#define _CINIT ".cinit" /* initialized C data */
|
||||
#define _SCONST ".const" /* constants */
|
||||
#define _SWITCH ".switch" /* switch tables */
|
||||
#define _STACK ".stack" /* C stack */
|
||||
#define _SYSMEM ".sysmem" /* used for malloc et al. syscalls */
|
||||
|
||||
/********************** LINE NUMBERS **********************/
|
||||
|
||||
/* 1 line number entry for every "breakpointable" source line in a section.
|
||||
* Line numbers are grouped on a per function basis; first entry in a function
|
||||
* grouping will have l_lnno = 0 and in place of physical address will be the
|
||||
* symbol table index of the function name.
|
||||
*/
|
||||
struct external_lineno {
|
||||
union {
|
||||
char l_symndx[4]; /* function name symbol index, iff l_lnno == 0*/
|
||||
char l_paddr[4]; /* (physical) address of line number */
|
||||
} l_addr;
|
||||
char l_lnno[2]; /* line number */
|
||||
};
|
||||
|
||||
#define LINENO struct external_lineno
|
||||
#define LINESZ 6
|
||||
|
||||
|
||||
/********************** SYMBOLS **********************/
|
||||
|
||||
/* NOTE: this is what a local label looks like in assembly source; what it
|
||||
looks like in COFF output is undefined */
|
||||
#define TICOFF_LOCAL_LABEL_P(NAME) \
|
||||
((NAME[0] == '$' && NAME[1] >= '0' && NAME[1] <= '9' && NAME[2] == '\0') \
|
||||
|| NAME[strlen(NAME)-1] == '?')
|
||||
|
||||
#define E_SYMNMLEN 8 /* # characters in a symbol name */
|
||||
#define E_FILNMLEN 14 /* # characters in a file name */
|
||||
#define E_DIMNUM 4 /* # array dimensions in auxiliary entry */
|
||||
|
||||
struct external_syment
|
||||
{
|
||||
union {
|
||||
char e_name[E_SYMNMLEN];
|
||||
struct {
|
||||
char e_zeroes[4];
|
||||
char e_offset[4];
|
||||
} e;
|
||||
} e;
|
||||
char e_value[4];
|
||||
char e_scnum[2];
|
||||
char e_type[2];
|
||||
char e_sclass[1];
|
||||
char e_numaux[1];
|
||||
};
|
||||
|
||||
|
||||
#define N_BTMASK (017)
|
||||
#define N_TMASK (060)
|
||||
#define N_BTSHFT (4)
|
||||
#define N_TSHIFT (2)
|
||||
|
||||
|
||||
union external_auxent {
|
||||
struct {
|
||||
char x_tagndx[4]; /* str, un, or enum tag indx */
|
||||
union {
|
||||
struct {
|
||||
char x_lnno[2]; /* declaration line number */
|
||||
char x_size[2]; /* str/union/array size */
|
||||
} x_lnsz;
|
||||
char x_fsize[4]; /* size of function */
|
||||
} x_misc;
|
||||
union {
|
||||
struct { /* if ISFCN, tag, or .bb */
|
||||
char x_lnnoptr[4]; /* ptr to fcn line # */
|
||||
char x_endndx[4]; /* entry ndx past block end */
|
||||
} x_fcn;
|
||||
struct { /* if ISARY, up to 4 dimen. */
|
||||
char x_dimen[E_DIMNUM][2];
|
||||
} x_ary;
|
||||
} x_fcnary;
|
||||
char x_tvndx[2]; /* tv index */
|
||||
} x_sym;
|
||||
|
||||
union {
|
||||
char x_fname[E_FILNMLEN];
|
||||
struct {
|
||||
char x_zeroes[4];
|
||||
char x_offset[4];
|
||||
} x_n;
|
||||
} x_file;
|
||||
|
||||
struct {
|
||||
char x_scnlen[4]; /* section length */
|
||||
char x_nreloc[2]; /* # relocation entries */
|
||||
char x_nlinno[2]; /* # line numbers */
|
||||
} x_scn;
|
||||
|
||||
struct {
|
||||
char x_tvfill[4]; /* tv fill value */
|
||||
char x_tvlen[2]; /* length of .tv */
|
||||
char x_tvran[2][2]; /* tv range */
|
||||
} x_tv; /* info about .tv section (in auxent of symbol .tv)) */
|
||||
|
||||
|
||||
};
|
||||
|
||||
#define SYMENT struct external_syment
|
||||
#define SYMESZ 18
|
||||
#define AUXENT union external_auxent
|
||||
#define AUXESZ 18
|
||||
|
||||
/* section lengths are in target bytes (not host bytes) */
|
||||
#define GET_SCN_SCNLEN(ABFD,EXT) \
|
||||
(bfd_h_get_32(ABFD,(bfd_byte *)(EXT)->x_scn.x_scnlen)*bfd_octets_per_byte(ABFD))
|
||||
#define PUT_SCN_SCNLEN(ABFD,INT,EXT) \
|
||||
bfd_h_put_32(ABFD,(INT)/bfd_octets_per_byte(ABFD),\
|
||||
(bfd_byte *)(EXT)->x_scn.x_scnlen)
|
||||
|
||||
/* lnsz size is in bits in COFF file, in bytes in BFD */
|
||||
#define GET_LNSZ_SIZE(abfd, ext) \
|
||||
(bfd_h_get_16(abfd, (bfd_byte *)ext->x_sym.x_misc.x_lnsz.x_size) / \
|
||||
(class != C_FIELD ? 8 : 1))
|
||||
|
||||
#define PUT_LNSZ_SIZE(abfd, in, ext) \
|
||||
bfd_h_put_16(abfd, ((class != C_FIELD) ? (in)*8 : (in)), \
|
||||
(bfd_byte*) ext->x_sym.x_misc.x_lnsz.x_size)
|
||||
|
||||
/* TI COFF stores offsets for MOS and MOU in bits; BFD expects bytes */
|
||||
#define COFF_ADJUST_SYM_IN_POST(ABFD,EXT,INT) \
|
||||
do { struct internal_syment *dst = (struct internal_syment *)(INT); \
|
||||
if (dst->n_sclass == C_MOS || dst->n_sclass == C_MOU) dst->n_value /= 8; \
|
||||
} while (0)
|
||||
|
||||
#define COFF_ADJUST_SYM_OUT_POST(ABFD,INT,EXT) \
|
||||
do { struct internal_syment *src = (struct internal_syment *)(INT); \
|
||||
SYMENT *dst = (SYMENT *)(EXT); \
|
||||
if(src->n_sclass == C_MOU || src->n_sclass == C_MOS) \
|
||||
bfd_h_put_32(abfd,src->n_value * 8,(bfd_byte *)dst->e_value); \
|
||||
} while (0)
|
||||
|
||||
/* detect section-relative absolute symbols so they get flagged with a sym
|
||||
index of -1
|
||||
*/
|
||||
#define SECTION_RELATIVE_ABSOLUTE_SYMBOL_P(RELOC,SECT) \
|
||||
((*(RELOC)->sym_ptr_ptr)->section->output_section == (SECT) \
|
||||
&& (RELOC)->howto->name[0] == 'A')
|
||||
|
||||
/********************** RELOCATION DIRECTIVES **********************/
|
||||
|
||||
struct external_reloc_v0 {
|
||||
char r_vaddr[4];
|
||||
char r_symndx[2];
|
||||
char r_reserved[2];
|
||||
char r_type[2];
|
||||
};
|
||||
|
||||
struct external_reloc {
|
||||
char r_vaddr[4];
|
||||
char r_symndx[4];
|
||||
char r_reserved[2]; /* extended pmad byte for COFF2 */
|
||||
char r_type[2];
|
||||
};
|
||||
|
||||
#define RELOC struct external_reloc
|
||||
#define RELSZ_V0 10 /* FIXME -- coffcode.h needs fixing */
|
||||
#define RELSZ 12 /* for COFF1/2 */
|
||||
|
||||
/* various relocation types. */
|
||||
#define R_ABS 0x0000 /* no relocation */
|
||||
#define R_REL13 0x002A /* 13-bit direct reference (???) */
|
||||
#define R_PARTLS7 0x0028 /* 7 LSBs of an address */
|
||||
#define R_PARTMS9 0x0029 /* 9MSBs of an address */
|
||||
#define R_EXTWORD 0x002B /* 23-bit direct reference */
|
||||
#define R_EXTWORD16 0x002C /* 16-bit direct reference to 23-bit addr*/
|
||||
#define R_EXTWORDMS7 0x002D /* upper 7 bits of 23-bit address */
|
||||
/*EOF*/
|
||||
|
|
@ -0,0 +1,11 @@
|
|||
/*** COFF information for Texas Instruments TMS320C54X */
|
||||
#define TIC54X_TARGET_ID 0x98
|
||||
#define TIC54XALGMAGIC 0x009B /* c54x algebraic assembler output */
|
||||
#define TIC5X_TARGET_ID 0x92
|
||||
#define TI_TARGET_ID TIC54X_TARGET_ID
|
||||
#define OCTETS_PER_BYTE_POWER 1 /* octets per byte, as a power of two */
|
||||
#define HOWTO_BANK 6 /* add to howto to get absolute/sect-relative version */
|
||||
#define TICOFF_TARGET_ARCH bfd_arch_tic54x
|
||||
#define TICOFF_DEFAULT_MAGIC TICOFF1MAGIC /* we use COFF1 for compatibility */
|
||||
#include "coff/ti.h"
|
||||
/*EOF*/
|
||||
Loading…
Reference in New Issue