From a6152e399bf8c8752a6d3df941d171e33bd56e45 Mon Sep 17 00:00:00 2001 From: David MacKenzie Date: Thu, 22 Jul 1993 00:33:10 +0000 Subject: [PATCH] The default script is now compiled in; the others are still in the filesystem. --- ld/ChangeLog | 27 +++ ld/Makefile.in | 63 +++---- ld/emulparams/a29k.sh | 1 - ld/emulparams/ebmon29k.sh | 1 - ld/emulparams/elf32-sparc.sh | 1 - ld/emulparams/elf64-sparc.sh | 1 - ld/emulparams/go32.sh | 1 - ld/emulparams/hppaosf.sh | 1 - ld/emulparams/sa29200.sh | 1 - ld/emulparams/z8ksim.sh | 1 - ld/emultempl/generic.em | 125 +++++++++++++ ld/emultempl/gld960.em | 190 ++++++++++++++++++++ ld/emultempl/hppaosf.em | 72 ++++++-- ld/emultempl/lnk960.em | 331 +++++++++++++++++++++++++++++++++++ ld/emultempl/m88kbcs.em | 126 +++++++++++++ ld/genscripts.sh | 24 +-- 16 files changed, 902 insertions(+), 64 deletions(-) create mode 100644 ld/emultempl/generic.em create mode 100644 ld/emultempl/gld960.em create mode 100644 ld/emultempl/lnk960.em create mode 100644 ld/emultempl/m88kbcs.em diff --git a/ld/ChangeLog b/ld/ChangeLog index 4ec2af51e87..509b7846735 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,30 @@ +Wed Jul 21 14:28:42 1993 David J. Mackenzie (djm@thepub.cygnus.com) + + * Makefile.in (GENSCRIPTS): Pass the default emulation name to + genscripts.sh. Pass the current emulation name without ".sh" on + the end. + * genscripts.sh: Take an default emulation arg. + Use the emulparams file name as EMULATION_NAME. + Make default lib path for cross-compiling ':', not null. + * emulparams/*.sh: Don't set EMULATION_NAME. + * ldemul.c (ldemul_get_script): Take isfile arg. + Pass it to emulation's get_script function. + * ldemul.h: Adjust get_script prototypes. + * ldfile.c (ldfile_find_command_file): Renamed from find_a_name. + No longer static. + * ldfile.h: Declare it. + * ldgram.y: Accept a script on the command line again, + for parsing compiled-in scripts. + * ldmain.c (main): If ld script is a file, parse it as a -T + option, otherwise parse it directly. + * emultempl/*.em (*get_script): Return the scripts themselves if + this is the default emulation; otherwise return their file names. + * emultempl/m88kbcs.em: New file, to take m88kbcs.em #ifdef out of + generic.em. + * emulparams/m88kbcs.sh: Use it. + + * ld.h (unix_relocate): Remove unused var. + Tue Jul 20 12:01:49 1993 Ken Raeburn (raeburn@cambridge.cygnus.com) * Makefile.in (ALL_EMULATIONS): Delete em_i386linux.o (for which diff --git a/ld/Makefile.in b/ld/Makefile.in index 5253e450ef0..c47fc47389d 100644 --- a/ld/Makefile.in +++ b/ld/Makefile.in @@ -180,6 +180,7 @@ ldgram.h ldgram.c: ldgram.y mv -f y.tab.c ldgram.c mv -f y.tab.h ldgram.h +# EMUL is the name of a file in the emulparams subdir, without the .sh. DEF_EMUL = ` if [ -z "$(EMUL)" ] ; then \ echo "you must set a default emulation" 1>&2 ; \ exit 1 ; \ @@ -212,99 +213,99 @@ ldlex.c: ldlex.l ldgram.h # These all start with em_ so 'make clean' can find them. -GENSCRIPTS=sh $(srcdir)/genscripts.sh ${srcdir} ${libdir} ${host_alias} ${target_alias} +GENSCRIPTS=sh $(srcdir)/genscripts.sh ${srcdir} ${libdir} ${host_alias} ${target_alias} ${EMUL} GEN_DEPENDS=$(srcdir)/genscripts.sh em_sun4.c: $(srcdir)/emulparams/sun4.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/aout.sc ${GEN_DEPENDS} - ${GENSCRIPTS} sun4.sh + ${GENSCRIPTS} sun4 em_sun3.c: $(srcdir)/emulparams/sun3.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/aout.sc ${GEN_DEPENDS} - ${GENSCRIPTS} sun3.sh + ${GENSCRIPTS} sun3 em_go32.c: $(srcdir)/emulparams/go32.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/aout.sc ${GEN_DEPENDS} - ${GENSCRIPTS} go32.sh + ${GENSCRIPTS} go32 em_news.c: $(srcdir)/emulparams/news.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/aout.sc ${GEN_DEPENDS} - ${GENSCRIPTS} news.sh + ${GENSCRIPTS} news em_vax.c: $(srcdir)/emulparams/vax.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/aout.sc ${GEN_DEPENDS} - ${GENSCRIPTS} vax.sh + ${GENSCRIPTS} vax em_hp300bsd.c: $(srcdir)/emulparams/hp300bsd.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/aout.sc ${GEN_DEPENDS} - ${GENSCRIPTS} hp300bsd.sh + ${GENSCRIPTS} hp300bsd em_hp3hpux.c: $(srcdir)/emulparams/hp3hpux.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/aout.sc ${GEN_DEPENDS} - ${GENSCRIPTS} hp3hpux.sh + ${GENSCRIPTS} hp3hpux em_hppaosf.c: $(srcdir)/emulparams/hppaosf.sh \ $(srcdir)/emultempl/hppaosf.em $(srcdir)/scripttempl/hppaosf.sc ${GEN_DEPENDS} - ${GENSCRIPTS} hppaosf.sh + ${GENSCRIPTS} hppaosf em_i386aout.c: $(srcdir)/emulparams/i386aout.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/aout.sc ${GEN_DEPENDS} - ${GENSCRIPTS} i386aout.sh + ${GENSCRIPTS} i386aout em_ebmon29k.c: $(srcdir)/emulparams/ebmon29k.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/ebmon29k.sc ${GEN_DEPENDS} - ${GENSCRIPTS} ebmon29k.sh + ${GENSCRIPTS} ebmon29k em_sa29200.c: $(srcdir)/emulparams/sa29200.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/sa29200.sc ${GEN_DEPENDS} - ${GENSCRIPTS} sa29200.sh + ${GENSCRIPTS} sa29200 em_a29k.c: $(srcdir)/emulparams/a29k.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/a29k.sc ${GEN_DEPENDS} - ${GENSCRIPTS} a29k.sh + ${GENSCRIPTS} a29k em_m88kbcs.c: $(srcdir)/emulparams/m88kbcs.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/m88kbcs.sc ${GEN_DEPENDS} - ${GENSCRIPTS} m88kbcs.sh + ${GENSCRIPTS} m88kbcs em_h8300.c: $(srcdir)/emulparams/h8300.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/h8300.sc ${GEN_DEPENDS} - ${GENSCRIPTS} h8300.sh + ${GENSCRIPTS} h8300 em_h8300h.c: $(srcdir)/emulparams/h8300h.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/h8300h.sc ${GEN_DEPENDS} - ${GENSCRIPTS} h8300h.sh + ${GENSCRIPTS} h8300h em_h8500.c: $(srcdir)/emulparams/h8500.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/h8500.sc ${GEN_DEPENDS} - ${GENSCRIPTS} h8500.sh + ${GENSCRIPTS} h8500 em_sh.c: $(srcdir)/emulparams/sh.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/sh.sc ${GEN_DEPENDS} - ${GENSCRIPTS} sh.sh + ${GENSCRIPTS} sh em_st2000.c: $(srcdir)/emulparams/st2000.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/st2000.sc ${GEN_DEPENDS} - ${GENSCRIPTS} st2000.sh + ${GENSCRIPTS} st2000 em_z8ksim.c: $(srcdir)/emulparams/z8ksim.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/z8ksim.sc ${GEN_DEPENDS} - ${GENSCRIPTS} z8ksim.sh + ${GENSCRIPTS} z8ksim em_vanilla.c: $(srcdir)/emulparams/vanilla.sh \ $(srcdir)/emultempl/vanilla.em $(srcdir)/scripttempl/vanilla.sc ${GEN_DEPENDS} - ${GENSCRIPTS} vanilla.sh + ${GENSCRIPTS} vanilla em_lnk960.c: $(srcdir)/emulparams/lnk960.sh \ $(srcdir)/emultempl/lnk960.em $(srcdir)/scripttempl/i960.sc ${GEN_DEPENDS} - ${GENSCRIPTS} lnk960.sh + ${GENSCRIPTS} lnk960 em_gld960.c: $(srcdir)/emulparams/gld960.sh \ $(srcdir)/emultempl/gld960.em $(srcdir)/scripttempl/i960.sc ${GEN_DEPENDS} - ${GENSCRIPTS} gld960.sh + ${GENSCRIPTS} gld960 em_m68kcoff.c: $(srcdir)/emulparams/m68kcoff.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/m68kcoff.sc ${GEN_DEPENDS} - ${GENSCRIPTS} m68kcoff.sh + ${GENSCRIPTS} m68kcoff em_i386coff.c: $(srcdir)/emulparams/i386coff.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/i386coff.sc ${GEN_DEPENDS} - ${GENSCRIPTS} i386coff.sh + ${GENSCRIPTS} i386coff em_mipslit.c: $(srcdir)/emulparams/mipslit.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/mips.sc ${GEN_DEPENDS} - ${GENSCRIPTS} mipslit.sh + ${GENSCRIPTS} mipslit em_i386bsd.c: $(srcdir)/emulparams/i386bsd.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/aout.sc ${GEN_DEPENDS} - ${GENSCRIPTS} i386bsd.sh + ${GENSCRIPTS} i386bsd em_mipsbig.c: $(srcdir)/emulparams/mipsbig.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/mips.sc ${GEN_DEPENDS} - ${GENSCRIPTS} mipsbig.sh + ${GENSCRIPTS} mipsbig em_mipsbsd.c: $(srcdir)/emulparams/mipsbsd.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/aout.sc ${GEN_DEPENDS} - ${GENSCRIPTS} mipsbsd.sh + ${GENSCRIPTS} mipsbsd em_mipsidt.c: $(srcdir)/emulparams/mipsidt.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/mips.sc ${GEN_DEPENDS} - ${GENSCRIPTS} mipsidt.sh + ${GENSCRIPTS} mipsidt em_mipsidtl.c: $(srcdir)/emulparams/mipsidtl.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/mips.sc ${GEN_DEPENDS} - ${GENSCRIPTS} mipsidtl.sh + ${GENSCRIPTS} mipsidtl $(LD_PROG): $(OFILES) $(BFDLIB) $(LIBIBERTY) $(CC) $(INCLUDES) $(HDEFINES) $(TDEFINES) $(CDEFINES) $(LDFLAGS) -o $(LD_PROG) $(OFILES) $(BFDLIB) $(LIBIBERTY) $(LOADLIBES) $(CFLAGS) diff --git a/ld/emulparams/a29k.sh b/ld/emulparams/a29k.sh index f1b7dea3001..43a85e84f93 100644 --- a/ld/emulparams/a29k.sh +++ b/ld/emulparams/a29k.sh @@ -1,4 +1,3 @@ -EMULATION_NAME=a29k SCRIPT_NAME=a29k OUTPUT_FORMAT="coff-a29k-big" TEXT_START_ADDR=0x1000000 diff --git a/ld/emulparams/ebmon29k.sh b/ld/emulparams/ebmon29k.sh index a7c36348e30..43ef5bdfa96 100644 --- a/ld/emulparams/ebmon29k.sh +++ b/ld/emulparams/ebmon29k.sh @@ -1,4 +1,3 @@ -EMULATION_NAME=ebmon29k SCRIPT_NAME=ebmon29k OUTPUT_FORMAT="coff-a29k-big" TEXT_START_ADDR=0x8000 diff --git a/ld/emulparams/elf32-sparc.sh b/ld/emulparams/elf32-sparc.sh index 6e647b8dbab..93a0b4e86d5 100644 --- a/ld/emulparams/elf32-sparc.sh +++ b/ld/emulparams/elf32-sparc.sh @@ -1,4 +1,3 @@ -EMULATION_NAME=elf32_sparc SCRIPT_NAME=elf OUTPUT_FORMAT="elf32-sparc" TEXT_START_ADDR=0x100200 diff --git a/ld/emulparams/elf64-sparc.sh b/ld/emulparams/elf64-sparc.sh index 6f7422237fe..985de05405f 100644 --- a/ld/emulparams/elf64-sparc.sh +++ b/ld/emulparams/elf64-sparc.sh @@ -1,4 +1,3 @@ -EMULATION_NAME=elf64_sparc SCRIPT_NAME=elf OUTPUT_FORMAT="elf64-sparc" TEXT_START_ADDR=0x100200 diff --git a/ld/emulparams/go32.sh b/ld/emulparams/go32.sh index cd548d8c793..5b8f7dc40bf 100644 --- a/ld/emulparams/go32.sh +++ b/ld/emulparams/go32.sh @@ -1,4 +1,3 @@ -EMULATION_NAME=go32 SCRIPT_NAME=aout OUTPUT_FORMAT="a.out-i386" TEXT_START_ADDR=0x1020 diff --git a/ld/emulparams/hppaosf.sh b/ld/emulparams/hppaosf.sh index ba34bf4b88b..c51582cda5b 100644 --- a/ld/emulparams/hppaosf.sh +++ b/ld/emulparams/hppaosf.sh @@ -1,4 +1,3 @@ -EMULATION_NAME=hppaosf SCRIPT_NAME=hppaosf OUTPUT_FORMAT="elf-big" TEXT_START_ADDR=0x1000 diff --git a/ld/emulparams/sa29200.sh b/ld/emulparams/sa29200.sh index 96b2846bf2f..91c07d308f4 100644 --- a/ld/emulparams/sa29200.sh +++ b/ld/emulparams/sa29200.sh @@ -1,4 +1,3 @@ -EMULATION_NAME=sa29200 SCRIPT_NAME=sa29200 OUTPUT_FORMAT="coff-a29k-big" TEXT_START_ADDR=0x40004000 diff --git a/ld/emulparams/z8ksim.sh b/ld/emulparams/z8ksim.sh index 1fa1eb3bae9..aee5957803a 100644 --- a/ld/emulparams/z8ksim.sh +++ b/ld/emulparams/z8ksim.sh @@ -1,4 +1,3 @@ -EMULATION_NAME=z8ksim SCRIPT_NAME=z8ksim OUTPUT_FORMAT="coff-z8k" TEXT_START_ADDR=0x0 diff --git a/ld/emultempl/generic.em b/ld/emultempl/generic.em new file mode 100644 index 00000000000..43af8260658 --- /dev/null +++ b/ld/emultempl/generic.em @@ -0,0 +1,125 @@ +# This shell script emits a C file. -*- C -*- +# It does some substitutions. +cat >em_${EMULATION_NAME}.c <>em_${EMULATION_NAME}.c <>em_${EMULATION_NAME}.c <>em_${EMULATION_NAME}.c <em_${EMULATION_NAME}.c <>em_${EMULATION_NAME}.c <>em_${EMULATION_NAME}.c <>em_${EMULATION_NAME}.c <em_${EMULATION_NAME}.c <>em_${EMULATION_NAME}.c <>em_${EMULATION_NAME}.c <>em_${EMULATION_NAME}.c <em_${EMULATION_NAME}.c <name = name; + element->next = (lib_list_type *)NULL; + **list = element; + *list = &element->next; + +} + +static boolean had_hll = false; +static boolean had_hll_name = false; +static void +lnk960_hll(name) +char *name; +{ + had_hll = true; + if (name != (char *)NULL) { + had_hll_name = true; + append(&hll_list_tail, name); + } +} + +static void +lnk960_syslib(name) +char *name; +{ + append(&syslib_list_tail,name); +} + + + +#ifdef GNU960 + +static void +lnk960_before_parse() +{ + static char *env_variables[] = { "G960LIB", "G960BASE", 0 }; + char **p; + char *env ; + + for ( p = env_variables; *p; p++ ){ + env = (char *) getenv(*p); + if (env) { + ldfile_add_library_path(concat(env,"/lib/libcoff","")); + } + } + + env= (char *) getenv("I960BASE"); + if ( env ) { + ldfile_add_library_path(concat(env,"/lib","")); + } + + ldfile_output_architecture = bfd_arch_i960; + ldfile_output_machine = bfd_mach_i960_core; +} + +#else /* not GNU960 */ + +static void +lnk960_before_parse() +{ + char *name = getenv("I960BASE"); + + if (name == (char *)NULL) { + name = getenv("G960BASE"); + if (name == (char *)NULL) { + einfo("%P%F I960BASE and G960BASE not set\n"); + } + } + + + ldfile_add_library_path(concat(name,"/lib","")); + ldfile_output_architecture = bfd_arch_i960; + ldfile_output_machine = bfd_mach_i960_core; +} + +#endif /* GNU960 */ + + +static void +add_on(list, search) +lib_list_type *list; +lang_input_file_enum_type search; +{ + while (list) { + lang_add_input_file(list->name, + search, + (char *)NULL); + list = list->next; + } +} +static void lnk960_after_parse() +{ + + /* If there has been no arch, default to -KB */ + if (ldfile_output_machine_name[0] ==0) { + ldfile_add_arch("KB"); + } + + /* if there has been no hll list then add our own */ + + if(had_hll && !had_hll_name) { + append(&hll_list_tail,"cg"); + if (ldfile_output_machine == bfd_mach_i960_ka_sa || + ldfile_output_machine == bfd_mach_i960_ca) { + { + append(&hll_list_tail,"fpg"); + } + } + } + + add_on(hll_list, lang_input_file_is_l_enum); + add_on(syslib_list, lang_input_file_is_search_file_enum); +} + +static void +lnk960_before_allocation() +{ +} +static void +lnk960_after_allocation() +{ + extern ld_config_type config; + if (config.relocateable_output == false) { + lang_abs_symbol_at_end_of(".text","_etext"); + lang_abs_symbol_at_end_of(".data","_edata"); + lang_abs_symbol_at_beginning_of(".bss","_bss_start"); + lang_abs_symbol_at_end_of(".bss","_end"); + } +} + + +static struct + { + unsigned long number; + char *name; + } +machine_table[] = { + bfd_mach_i960_core ,"CORE", + bfd_mach_i960_kb_sb ,"KB", + bfd_mach_i960_kb_sb ,"SB", + bfd_mach_i960_mc ,"MC", + bfd_mach_i960_xa ,"XA", + bfd_mach_i960_ca ,"CA", + bfd_mach_i960_ka_sa ,"KA", + bfd_mach_i960_ka_sa ,"SA", + + bfd_mach_i960_core ,"core", + bfd_mach_i960_kb_sb ,"kb", + bfd_mach_i960_kb_sb ,"sb", + bfd_mach_i960_mc ,"mc", + bfd_mach_i960_xa ,"xa", + bfd_mach_i960_ca ,"ca", + bfd_mach_i960_ka_sa ,"ka", + bfd_mach_i960_ka_sa ,"sa", + 0,(char *)NULL +}; + +static void +lnk960_set_output_arch() +{ + /* Set the output architecture and machine if possible */ + unsigned int i; + ldfile_output_machine = bfd_mach_i960_core; + for (i= 0; machine_table[i].name != (char*)NULL; i++) { + if (strcmp(ldfile_output_machine_name,machine_table[i].name)==0) { + ldfile_output_machine = machine_table[i].number; + break; + } + } + bfd_set_arch_mach(output_bfd, ldfile_output_architecture, ldfile_output_machine); +} + +static char * +lnk960_choose_target() +{ +#ifdef GNU960 + + return bfd_make_targ_name(BFD_COFF_FORMAT, 0); + +#else + + char *from_outside = getenv(TARGET_ENVIRON); + if (from_outside != (char *)NULL) + return from_outside; +#ifdef LNK960_LITTLE + return "coff-Intel-little"; +#else + return "coff-Intel-big"; +#endif +#endif + +} + +static char * +lnk960_get_script(isfile) + int *isfile; +EOF + +if test "$DEFAULT_EMULATION" = "$EMULATION_NAME" +then +# Scripts compiled in. + +# sed commands to quote an ld script as a C string. +sc='s/["\\]/\\&/g +s/$/\\n\\/ +1s/^/"{/ +$s/$/n}"/ +' + +cat >>em_${EMULATION_NAME}.c <>em_${EMULATION_NAME}.c <>em_${EMULATION_NAME}.c <em_${EMULATION_NAME}.c <>em_${EMULATION_NAME}.c <>em_${EMULATION_NAME}.c <>em_${EMULATION_NAME}.c < \ ldscripts/${EMULATION_NAME}.xbn -#sed -e s/""/${EMULATION_NAME}/g -e s/""/${ARCH}/g \ -# -e s/""/${EMULATION_NAME}/g -e s/""/${OUTPUT_FORMAT}/g \ -# <${srcdir}/${TEMPLATE_NAME-ldtemplate} >em_${EMULATION_NAME}.c - # Generate em_${EMULATION_NAME}.c. . ${srcdir}/emultempl/${TEMPLATE_NAME-generic}.em -- 2.30.2