mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-08-02 07:50:31 +00:00
Introduce new linker for fat ape binaries
This commit is contained in:
Justine Tunney
parent
e3c456d23a
commit
0105e3e2b6
44 changed files with 3140 additions and 867 deletions
65
ape/ape.lds
65
ape/ape.lds
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@ -229,7 +229,7 @@ SECTIONS {
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KEEP(*(.text.head))
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/* Executable & Linkable Format */
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. = ALIGN(__SIZEOF_POINTER__);
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. = ALIGN(. != 0 ? __SIZEOF_POINTER__ : 0);
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ape_phdrs = .;
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KEEP(*(.elf.phdrs))
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ape_phdrs_end = .;
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@ -239,7 +239,7 @@ SECTIONS {
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KEEP(*(.emushepilogue))
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/* OpenBSD */
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. = ALIGN(__SIZEOF_POINTER__);
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. = ALIGN(. != 0 ? __SIZEOF_POINTER__ : 0);
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ape_note = .;
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KEEP(*(.note.openbsd.ident))
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KEEP(*(.note.netbsd.ident))
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@ -253,15 +253,15 @@ SECTIONS {
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/* Mach-O */
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KEEP(*(.macho))
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. = ALIGN(__SIZEOF_POINTER__);
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. = ALIGN(. != 0 ? __SIZEOF_POINTER__ : 0);
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ape_macho_end = .;
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/* APE loader */
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KEEP(*(.ape.loader))
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. = ALIGN(CODE_GRANULE);
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. = ALIGN(. != 0 ? CODE_GRANULE : 0);
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KEEP(*(.ape.pad.head))
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. = ALIGN(SupportsWindows() || SupportsMetal() ? CONSTANT(MAXPAGESIZE) : 16);
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. = ALIGN(. != 0 ? (SupportsWindows() || SupportsMetal() ? CONSTANT(MAXPAGESIZE) : 16) : 0);
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_ehead = .;
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} :Head
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@ -312,14 +312,14 @@ SECTIONS {
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/* Privileged code invulnerable to magic */
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KEEP(*(.ape.pad.privileged));
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. = ALIGN(__privileged_end > __privileged_start ? CONSTANT(MAXPAGESIZE) : 1);
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. = ALIGN(__privileged_end > __privileged_start ? CONSTANT(MAXPAGESIZE) : 0);
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/*END: morphable code */
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__privileged_start = .;
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*(.privileged)
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__privileged_end = .;
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KEEP(*(.ape.pad.text))
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. = ALIGN(CONSTANT(MAXPAGESIZE));
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. = ALIGN(. != 0 ? CONSTANT(MAXPAGESIZE) : 0);
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/*END: Read Only Data (only needed for initialization) */
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} :Cod
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@ -354,7 +354,7 @@ SECTIONS {
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KEEP(*(SORT_BY_NAME(.initro.*)))
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KEEP(*(.initroepilogue))
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KEEP(*(SORT_BY_NAME(.sort.rodata.*)))
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. = ALIGN(CONSTANT(MAXPAGESIZE));
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. = ALIGN(. != 0 ? CONSTANT(MAXPAGESIZE) : 0); /* don't delete this line :o */
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/*END: read-only data that's only needed for initialization */
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@ -368,14 +368,13 @@ SECTIONS {
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*(SORT_BY_ALIGNMENT(.tdata.*))
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_tdata_end = .;
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KEEP(*(.ape.pad.rodata))
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. = ALIGN(CONSTANT(MAXPAGESIZE));
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. = ALIGN(. != 0 ? CONSTANT(MAXPAGESIZE) : 0);
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_etext = .;
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PROVIDE(etext = .);
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} :Tls :Rom
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/*END: Read Only Data */
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. = DATA_SEGMENT_ALIGN(CONSTANT(MAXPAGESIZE), CONSTANT(MAXPAGESIZE));
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. = DATA_SEGMENT_RELRO_END(0, .);
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. = ALIGN(CONSTANT(MAXPAGESIZE));
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/* this only tells the linker about the layout of uninitialized */
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/* TLS data, and does not advance the linker's location counter */
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@ -409,7 +408,7 @@ SECTIONS {
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*(.got.plt)
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KEEP(*(.gotpltepilogue))
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. = ALIGN(__SIZEOF_POINTER__);
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. = ALIGN(. != 0 ? __SIZEOF_POINTER__ : 0);
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__init_array_start = .;
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KEEP(*(SORT_BY_INIT_PRIORITY(.init_array.*)
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SORT_BY_INIT_PRIORITY(.ctors.*)))
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@ -418,7 +417,7 @@ SECTIONS {
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KEEP(*(.preinit_array))
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__init_array_end = .;
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. = ALIGN(__SIZEOF_POINTER__);
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. = ALIGN(. != 0 ? __SIZEOF_POINTER__ : 0);
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__fini_array_start = .;
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KEEP(*(SORT_BY_INIT_PRIORITY(.fini_array.*)
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SORT_BY_INIT_PRIORITY(.dtors.*)))
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@ -427,19 +426,21 @@ SECTIONS {
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__fini_array_end = .;
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/*BEGIN: Post-Initialization Read-Only */
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. = ALIGN(__SIZEOF_POINTER__);
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. = ALIGN(. != 0 ? __SIZEOF_POINTER__ : 0);
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KEEP(*(SORT_BY_NAME(.piro.relo.sort.*)))
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. = ALIGN(__SIZEOF_POINTER__);
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. = ALIGN(. != 0 ? __SIZEOF_POINTER__ : 0);
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KEEP(*(SORT_BY_NAME(.piro.data.sort.*)))
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KEEP(*(.piro.pad.data))
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KEEP(*(.dataepilogue))
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. = ALIGN(CONSTANT(MAXPAGESIZE));
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. = ALIGN(. != 0 ? CONSTANT(MAXPAGESIZE) : 0);
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/*END: NT FORK COPYING */
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_edata = .;
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PROVIDE(edata = .);
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_ezip = .; /* <-- very deprecated */
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} :Ram
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. = ALIGN(CONSTANT(MAXPAGESIZE));
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/*END: file content that's loaded by o/s */
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/*END: file content */
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/*BEGIN: bss memory that's addressable */
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@ -463,14 +464,14 @@ SECTIONS {
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KEEP(*(.bssepilogue))
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. = ALIGN(CONSTANT(MAXPAGESIZE));
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. = ALIGN(. != 0 ? CONSTANT(MAXPAGESIZE) : 0);
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/*END: NT FORK COPYING */
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_end = .;
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PROVIDE(end = .);
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} :Ram
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. = DATA_SEGMENT_END(.);
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. = ALIGN(CONSTANT(MAXPAGESIZE));
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_end = .;
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PROVIDE(end = .);
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/*END: nt addressability guarantee */
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/*END: bsd addressability guarantee */
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@ -556,24 +557,24 @@ _tls_align = 1;
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ape_cod_offset = 0;
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ape_cod_vaddr = ADDR(.head);
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ape_cod_paddr = LOADADDR(.head);
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ape_cod_filesz = SIZEOF(.head) + SIZEOF(.text);
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ape_cod_filesz = ADDR(.rodata) - ADDR(.head);
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ape_cod_memsz = ape_cod_filesz;
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ape_cod_align = CONSTANT(MAXPAGESIZE);
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ape_cod_rva = RVA(ape_cod_vaddr);
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ape_rom_offset = ape_cod_offset + ape_cod_filesz;
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ape_rom_vaddr = ADDR(.rodata);
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ape_rom_offset = ape_rom_vaddr - __executable_start;
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ape_rom_paddr = LOADADDR(.rodata);
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ape_rom_filesz = SIZEOF(.rodata) + SIZEOF(.tdata);
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ape_rom_filesz = ADDR(.tbss) - ADDR(.rodata);
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ape_rom_memsz = ape_rom_filesz;
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ape_rom_align = CONSTANT(MAXPAGESIZE);
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ape_rom_rva = RVA(ape_rom_vaddr);
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ape_ram_offset = ape_rom_offset + ape_rom_filesz;
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ape_ram_vaddr = ADDR(.data);
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ape_ram_offset = ape_ram_vaddr - __executable_start;
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ape_ram_paddr = LOADADDR(.data);
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ape_ram_filesz = SIZEOF(.data);
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ape_ram_memsz = SIZEOF(.data) + SIZEOF(.bss);
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ape_ram_filesz = ADDR(.bss) - ADDR(.data);
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ape_ram_memsz = _end - ADDR(.data);
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ape_ram_align = CONSTANT(MAXPAGESIZE);
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ape_ram_rva = RVA(ape_ram_vaddr);
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@ -591,10 +592,10 @@ ape_note_offset = ape_cod_offset + (ape_note - ape_cod_vaddr);
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ape_note_filesz = ape_note_end - ape_note;
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ape_note_memsz = ape_note_filesz;
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ape_text_offset = ape_cod_offset + LOADADDR(.text) - ape_cod_paddr;
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ape_text_paddr = LOADADDR(.text);
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ape_text_vaddr = ADDR(.text);
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ape_text_filesz = SIZEOF(.text) + SIZEOF(.rodata) + SIZEOF(.tdata);
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ape_text_offset = ape_text_vaddr - __executable_start;
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ape_text_paddr = LOADADDR(.text);
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ape_text_filesz = ADDR(.rodata) - ADDR(.text);
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ape_text_memsz = ape_text_filesz;
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ape_text_align = CONSTANT(MAXPAGESIZE);
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ape_text_rva = RVA(ape_text_vaddr);
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@ -760,12 +761,6 @@ ASSERT(((DEFINED(__init_rodata_end) ? __init_rodata_end : 0) %
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ASSERT((!DEFINED(ape_grub) ? 1 : RVA(ape_grub) < 8192),
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"grub stub needs to be in first 8kb of image");
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ASSERT(DEFINED(_start) || DEFINED(_start16),
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"please link a _start() or _start16() entrypoint");
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ASSERT(!DEFINED(_start16) || REAL(_end) < 65536,
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"ape won't support non-tiny real mode programs");
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ASSERT(IS2POW(ape_stack_memsz),
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"ape_stack_memsz must be a two power");
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