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* build-aux/cflags.sh: Set cc_cpu. * build-aux/config.sh.in (cc_cpu): Export. * build-aux/export.make (cc_cpu): Likewise. * kaem.arm (cc_cpu): New variable. * kaem.x86 (cc_cpu): New variable. * kaem.run (cc_cpu): New variable. Define __<cc_cpu>__. * scaffold/argv.kaem (cc_cpu): Likewise. Define __linux__ * scaffold/global-array.kaem (cc_cpu): Likewise. * scaffold/hello.kaem (cc_cpu): Likewise. * scaffold/local-array.kaem (cc_cpu): Likewise. * scaffold/local-static-array.kaem (cc_cpu): Likewise. * scaffold/main.kaem (cc_cpu): Likewise. * scaffold/read.kaem (cc_cpu): Likewise. * kaem.x86_64: New file. lib/m2/x86_64/ELF-x86_64.hex2, lib/m2/x86_64/x86_64_defs.M1: New files, imported from M2Libc. lib/linux/x86_64-mes-m2/_exit.c, lib/linux/x86_64-mes-m2/_write.c, lib/linux/x86_64-mes-m2/crt1.M1, lib/linux/x86_64-mes-m2/crt1.c, lib/linux/x86_64-mes-m2/syscall.c: New files, adapted for M2-Planet calling convention from ... * lib/linux/x86_64-mes-mescc: ... here. * build-aux/build.sh.in: Also allow kaem build for x86_64. * include/mes/lib-mini.h[__M2__]: Define as sizeof (void*). * include/mes/mes.h[__M2__](M2_CELL_SIZE): Define as sizeof (struct scm). * lib/x86_64-mes/x86_64.M1 (add____$i8,%rbp, mov____%rdi,%rbp): New defines. * src/posix.c (TIME_UNITS_PER_SECOND): Cater for 64bit M2-Planet.
75 lines
3.2 KiB
Plaintext
75 lines
3.2 KiB
Plaintext
### Copyright (C) 2016 Jeremiah Orians
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### Copyright (C) 2017 Jan Nieuwenhuizen <janneke@gnu.org>
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### This file is part of M2-Planet.
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###
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### M2-Planet 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 3 of the License, or
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### (at your option) any later version.
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###
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### M2-Planet 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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###
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### You should have received a copy of the GNU General Public License
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### along with M2-Planet. If not, see <http://www.gnu.org/licenses/>.
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### stage0's hex2 format
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### !<label> 1 byte relative
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### $<label> 2 byte address
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### @<label> 2 byte relative
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### &<label> 4 byte address
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### %<label> 4 byte relative
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### if you wish to use this header, you need to add :ELF_end to the end of your
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### M1 or hex2 files.
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## ELF Header
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:ELF_base
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7F 45 4C 46 # e_ident[EI_MAG0-3] ELF's magic number
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02 # e_ident[EI_CLASS] Indicating 64 bit
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01 # e_ident[EI_DATA] Indicating little endianness
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01 # e_ident[EI_VERSION] Indicating original elf
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03 # e_ident[EI_OSABI] Set at 3 because FreeBSD is strict
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00 # e_ident[EI_ABIVERSION] See above
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00 00 00 00 00 00 00 # e_ident[EI_PAD]
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02 00 # e_type Indicating Executable
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3E 00 # e_machine Indicating AMD64
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01 00 00 00 # e_version Indicating original elf
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&_start 00 00 00 00 # e_entry Address of the entry point
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%ELF_program_headers>ELF_base 00 00 00 00 # e_phoff Address of program header table
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00 00 00 00 00 00 00 00 # e_shoff Address of section header table
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00 00 00 00 # e_flags
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40 00 # e_ehsize Indicating our 64 Byte header
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38 00 # e_phentsize size of a program header table
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01 00 # e_phnum number of entries in program table
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00 00 # e_shentsize size of a section header table
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00 00 # e_shnum number of entries in section table
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00 00 # e_shstrndx index of the section names
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:ELF_program_headers
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:ELF_program_header__text
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01 00 00 00 # ph_type: PT-LOAD = 1
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07 00 00 00 # ph_flags: PF-X|PF-W|PF-R = 7
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00 00 00 00 00 00 00 00 # ph_offset
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&ELF_base 00 00 00 00 # ph_vaddr
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&ELF_base 00 00 00 00 # ph_physaddr
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%ELF_end>ELF_base 00 00 00 00 # ph_filesz
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%ELF_end>ELF_base 00 00 00 00 # ph_memsz
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01 00 00 00 00 00 00 00 # ph_align
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:ELF_text
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