diff options
Diffstat (limited to 'ld')
| -rw-r--r-- | ld/ChangeLog | 10 | ||||
| -rw-r--r-- | ld/Makefile.am | 5 | ||||
| -rw-r--r-- | ld/Makefile.in | 5 | ||||
| -rw-r--r-- | ld/NEWS | 2 | ||||
| -rw-r--r-- | ld/configure.tgt | 2 | ||||
| -rw-r--r-- | ld/emulparams/z80.sh | 6 | ||||
| -rw-r--r-- | ld/emultempl/z80.em | 85 | ||||
| -rw-r--r-- | ld/scripttempl/z80.sc | 35 | ||||
| -rw-r--r-- | ld/testsuite/ld-checks/checks.exp | 1 | ||||
| -rw-r--r-- | ld/testsuite/ld-scripts/align.exp | 4 |
10 files changed, 155 insertions, 0 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog index 24ed370..6a395b6 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,13 @@ +2005-10-25 Arnold Metselaar <arnold.metselaar@planet.nl> + + * Makefile.am: Add support for Z80 + * Makefile.in: Regenerated + * configure.tgt: Add z80-*-coff + * emulparams/z80.sh: New file. + * emultempl/z80.em: New file. + * scripttempl/z80.sc New file. + * NEWS: Mention this new support. + 2005-10-25 Alan Modra <amodra@bigpond.net.au> * po/ld.pot: Regenerate. diff --git a/ld/Makefile.am b/ld/Makefile.am index bada2c3..85d04bf 100644 --- a/ld/Makefile.am +++ b/ld/Makefile.am @@ -372,6 +372,7 @@ ALL_EMULATIONS = \ ew65.o \ ez8001.o \ eelf32frvfd.o \ + ez80.o \ ez8002.o ALL_64_EMULATIONS = \ @@ -1537,6 +1538,10 @@ ev850.c: $(srcdir)/emulparams/v850.sh \ ew65.c: $(srcdir)/emulparams/w65.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/w65.sc ${GEN_DEPENDS} ${GENSCRIPTS} w65 "$(tdir_w65)" +ez80.c: $(srcdir)/emulparams/z80.sh \ + $(srcdir)/emultempl/generic.em $(srcdir)/emultempl/z80.em \ + $(srcdir)/scripttempl/z80.sc ${GEN_DEPENDS} + ${GENSCRIPTS} z80 "$(tdir_z80)" ez8001.c: $(srcdir)/emulparams/z8001.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/z8000.sc ${GEN_DEPENDS} ${GENSCRIPTS} z8001 "$(tdir_z8001)" diff --git a/ld/Makefile.in b/ld/Makefile.in index 0acc191..8cda161 100644 --- a/ld/Makefile.in +++ b/ld/Makefile.in @@ -595,6 +595,7 @@ ALL_EMULATIONS = \ ew65.o \ ez8001.o \ eelf32frvfd.o \ + ez80.o \ ez8002.o ALL_64_EMULATIONS = \ @@ -2341,6 +2342,10 @@ ev850.c: $(srcdir)/emulparams/v850.sh \ ew65.c: $(srcdir)/emulparams/w65.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/w65.sc ${GEN_DEPENDS} ${GENSCRIPTS} w65 "$(tdir_w65)" +ez80.c: $(srcdir)/emulparams/z80.sh \ + $(srcdir)/emultempl/generic.em $(srcdir)/emultempl/z80.em \ + $(srcdir)/scripttempl/z80.sc ${GEN_DEPENDS} + ${GENSCRIPTS} z80 "$(tdir_z80)" ez8001.c: $(srcdir)/emulparams/z8001.sh \ $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/z8000.sc ${GEN_DEPENDS} ${GENSCRIPTS} z8001 "$(tdir_z8001)" @@ -1,5 +1,7 @@ -*- text -*- +* Support for the Z80 processor family has been added. + * Add support for the "@<file>" syntax to the command line, so that extra switches can be read from <file>. diff --git a/ld/configure.tgt b/ld/configure.tgt index 23c7b2d..9f1dc8e 100644 --- a/ld/configure.tgt +++ b/ld/configure.tgt @@ -555,6 +555,8 @@ xstormy16-*-*) targ_emul=elf32xstormy16 ;; xtensa-*-*) targ_emul=elf32xtensa ;; +z80-*-coff) targ_emul=z80 + ;; z8k-*-coff) targ_emul=z8002; targ_extra_emuls=z8001 ;; *-*-ieee*) targ_emul=vanilla diff --git a/ld/emulparams/z80.sh b/ld/emulparams/z80.sh new file mode 100644 index 0000000..a4fdbd5 --- /dev/null +++ b/ld/emulparams/z80.sh @@ -0,0 +1,6 @@ +SCRIPT_NAME=z80 +OUTPUT_FORMAT="coff-z80" +OUTPUT_ARCH="z80" +TEXT_START_ADDR=0x100 +EXTRA_EM_FILE=z80 +ARCH=z80 diff --git a/ld/emultempl/z80.em b/ld/emultempl/z80.em new file mode 100644 index 0000000..d36c943 --- /dev/null +++ b/ld/emultempl/z80.em @@ -0,0 +1,85 @@ +# This shell script emits C code -*- C -*- +# to keep track of the machine type of Z80 object files +# It does some substitutions. + +LDEMUL_BEFORE_PARSE=gldz80_before_parse +LDEMUL_RECOGNIZED_FILE=gldz80_recognized_file +LDEMUL_AFTER_OPEN=gldz80_after_open + +cat >>e${EMULATION_NAME}.c <<EOF +/* --- \begin{z80.em} */ +/* Codes for machine types, bitwise or gives the code to use for the + output. */ +#define M_Z80STRICT 1 +#define M_Z80 3 +#define M_Z80FULL 7 +#define M_R800 11 +#define M_Z80ANY 15 + +/* Bitwise or of the machine types seen so far. */ +static int result_mach_type; + +static void +${LDEMUL_BEFORE_PARSE} (void) +{ +#ifndef TARGET_ /* I.e., if not generic. */ + ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown); +#endif /* not TARGET_ */ + result_mach_type = M_Z80STRICT; +} + + +/* Update result_mach_type. */ +static bfd_boolean +${LDEMUL_RECOGNIZED_FILE} (lang_input_statement_type *entry) +{ + unsigned long mach_type; + + mach_type = bfd_get_mach (entry->the_bfd); + switch (mach_type) + { + case bfd_mach_z80strict: + result_mach_type |= M_Z80STRICT; + break; + case bfd_mach_z80: + result_mach_type |= M_Z80; + break; + case bfd_mach_z80full: + result_mach_type |= M_Z80FULL; + break; + case bfd_mach_r800: + result_mach_type |= M_R800; + break; + default: + result_mach_type |= M_Z80ANY; + } + return FALSE; +} + +/* Set the machine type of the output file based on result_mach_type. */ +static void +gldz80_after_open (void) +{ + unsigned long mach_type; + + switch (result_mach_type) + { + case M_Z80STRICT: + mach_type = bfd_mach_z80strict; + break; + case M_Z80: + mach_type = bfd_mach_z80; + break; + case M_Z80FULL: + mach_type = bfd_mach_z80full; + break; + case M_R800: + mach_type = bfd_mach_r800; + break; + default: + mach_type = 0; + } + bfd_set_arch_mach (output_bfd, bfd_arch_z80, mach_type); +} +/* --- \end{z80.em} */ +EOF diff --git a/ld/scripttempl/z80.sc b/ld/scripttempl/z80.sc new file mode 100644 index 0000000..8c004da --- /dev/null +++ b/ld/scripttempl/z80.sc @@ -0,0 +1,35 @@ +if [ x${LD_FLAG} = x ] +then +cat << EOF +/* Create a cp/m executable; load and execute at 0x100. */ +OUTPUT_FORMAT("binary") +. = 0x100; +__Ltext = .; +ENTRY (__Ltext) +EOF +else + echo "OUTPUT_FORMAT(\"${OUTPUT_FORMAT}\")" +fi +cat <<EOF +OUTPUT_ARCH("${OUTPUT_ARCH}") +SECTIONS +{ +.text : { + *(.text) + *(text) + ${RELOCATING+ __Htext = .;} + } +.data : { + ${RELOCATING+ __Ldata = .;} + *(.data) + *(data) + ${RELOCATING+ __Hdata = .;} + } +.bss : { + ${RELOCATING+ __Lbss = .;} + *(.bss) + *(bss) + ${RELOCATING+ __Hbss = .;} + } +} +EOF diff --git a/ld/testsuite/ld-checks/checks.exp b/ld/testsuite/ld-checks/checks.exp index f18baca..5e2750d 100644 --- a/ld/testsuite/ld-checks/checks.exp +++ b/ld/testsuite/ld-checks/checks.exp @@ -54,6 +54,7 @@ proc section_check {} { # Perform the equivalent of invoking ld_simple_link # except that we need to massage the output futher. + verbose -log "$ld -o tmpdir/asm.x $ldflags tmpdir/asm.o" catch "exec $ld -o tmpdir/asm.x $ldflags tmpdir/asm.o" exec_output set exec_output [prune_warnings $exec_output] diff --git a/ld/testsuite/ld-scripts/align.exp b/ld/testsuite/ld-scripts/align.exp index 8bcd222..43369d0 100644 --- a/ld/testsuite/ld-scripts/align.exp +++ b/ld/testsuite/ld-scripts/align.exp @@ -42,7 +42,11 @@ if ![ld_simple_link $ld tmpdir/align "-T $srcdir/$subdir/align.t tmpdir/align.o" } if ![is_aout_format] { + # The z80-coff port defaults to a "binary" like output + # file format which does not include a data section. + setup_xfail "z80-*-coff" run_dump_test align2a + setup_xfail "z80-*-coff" run_dump_test align2b } run_dump_test align2c |