Generate XCOFF assembly file.

Used only on Wasm for now.

Initialize the global variable that describes the ELF header.

Errorf logs an error message.

Exit exits with code after executing all atExitFuncs.

Exitf logs an error message then calls Exit(2).

Create loader section and returns its size.

Main is the main entry point for the linker code.

Xcoffadddynrel adds a dynamic relocation in a XCOFF file.

Xcoffinit initialised some internal value and setups already known header information.

Headers size.

Headers size.

* Relocation types.

synthesizemaptypes is way too closely married to runtime/hashmap.c.

Beginning of common block.

Beginning of include file.

Beginning or end of inner block.

Beginning of static block.

Declaration of object.

DWARF symbol.

Local member of common block.

End of common block.

End of include file.

Alternate entry.

End of static block.

External symbol.

Beginning or end of function.

Source file name and compiler information.

Function or procedure.

Global variable.

Global thread-local variable.

Unnamed external symbol.

Automatic variable allocated on stack.

Symbol table entry marked for deletion.

Argument to subroutine allocated on stack.

Argument to function or procedure stored in register.

Register variable.

Static symbol.

Statically allocated symbol.

Static thread-local variable.

Weak external symbol.

* Walk DWarfDebugInfoEntries, and emit .debug_info */.

Deleted auto (not a real sym, just placeholder for type).

Build info note.

Build info note.

Go specific notes.

Go specific notes.

Go specific notes.

Go specific notes.

NetBSD Signature (as per sys/exec_elf.h).

NetBSD Signature (as per sys/exec_elf.h).

NetBSD Signature (as per sys/exec_elf.h).

NetBSD 5.99 */.

OpenBSD Signature.

OpenBSD Signature.

OpenBSD Signature.

OpenBSD Signature.

* Go linker interface */.

* Go linker interface */.

* Go linker interface */.

* Go linker interface */.

* Go linker interface */.

* Go linker interface */.

* Go linker interface */.

* Go linker interface */.

* Go linker interface */.

* Go linker interface */.

* Go linker interface */.

* Total amount of space to reserve at the start of the file * for Header, PHeaders, SHeaders, and interp.

Flags that describe the type of the object file.

Flags that describe the type of the object file.

Flags that describe the type of the object file.

Flags that describe the type of the object file.

Flags that describe the type of the object file.

Flags that describe the type of the object file.

Flags that describe the type of the object file.

Flags that describe the type of the object file.

Flags that describe the type of the object file.

Flags that describe the type of the object file.

Headers size.

Headers size.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO(crawshaw): add these constants to debug/pe.

TODO: the Microsoft doco says IMAGE_SYM_DTYPE_ARRAY is 3 and IMAGE_SYM_DTYPE_FUNCTION is 2.

TODO(crawshaw): add these constants to debug/pe.

* Total amount of space to reserve at the start of the file * for Header, PHeaders, and SHeaders.

Headers size.

Headers size.

Headers size.

* Generate a sequence of opcodes that is as short as possible.

* Generate a sequence of opcodes that is as short as possible.

synthesizemaptypes is way too closely married to runtime/hashmap.c.

synthesizemaptypes is way too closely married to runtime/hashmap.c.

minimum size for a function.

Nscnum.

* We use the 64-bit data structures on both 32- and 64-bit machines * in order to write the code just once.

* Generate a sequence of opcodes that is as short as possible.

* Generate a sequence of opcodes that is as short as possible.

Headers size.

Headers size.

Headers size.

DWARF abbreviation section.

DWARF aranges section.

DWARF frames section.

DWARF info section.

DWARF line-number section.

DWARF location lists section.

DWARF macros section.

DWARF public names section.

DWARF public types section.

DWARF ranges section.

DWARF strings section.

Flags defining the section type.

Flags defining the section type.

Flags defining the section type.

Flags defining the section type.

Flags defining the section type.

Flags defining the section type.

Flags defining the section type.

Flags defining the section type.

Flags defining the section type.

Flags defining the section type.

Flags defining the section type.

Flags defining the section type.

is function.

Ntype.

see also https://9p.io/magic/man2html/1/nm.

AIX 64-bit XCOFF.

A(sym) Branch absolute.

A(sym-*) Branch rel to self.

A(external TOC of sym) Global Linkage.

-A(sym) Negative Relocation.

A(sym) Positive Relocation.

A(sym) Branch absolute.

A(sym-*) Branch rel to self.

AL0(sym) Non relocating ref.

A(sym-*) Relative to self.

A(sym) Pos indirect load.

A(sym) Pos Load Address.

A(local TOC of sym) Local object TOC address.

General-dynamic reference to TLS symbol.

Initial-exec reference to TLS symbol.

Local-dynamic reference to TLS symbol.

Local-exec reference to TLS symbol.

Module reference to TLS symbol.

Module reference to local (own) module.

A(sym-TOC) Relative to TOC.

Relative to TOC - low order bits.

Relative to TOC - high order bits.

A(sym-TOC) TOC Relative indirect load.

A(sym-TOC) TOC Rel load address.

Start of data address.

Total amount of space to reserve at the start of the file for File Header, Auxiliary Header, and Section Headers.

base on dump -o.

Start of text address.

Compiler Defined Information/.

Compile Time Stamp.

Compiler Version Number.

Source File Name.

BSS class.

Debug dictionary table.

Function descriptor.

Global linkage.

Program code.

Read-only constant.

Read/Write data.

32-bit supervisor call descriptor.

Supervisor call descriptor for both 32-bit and 64-bit.

64-bit supervisor call descriptor.

TOC entry.

TOC anchor.

Scalar data entry in the TOC.

TOC entry.

Read/Write thread-local data.

Unclassified.

Unnamed FORTRAN common.

Read/Write thread-local data (.tbss).

Extended operation.

Common csect definition.

Entry point symbol.

External reference.

Exported symbol.

Imported symbol.

Label definition.

Section definition.

Weak symbol.

use 64-bit addresses in symbol table.

Flags used by the linker.

Flags used by the linker.

Flags used by the linker.

Flags used by the linker.

Flags used by the linker.

Flags used by the linker.

Flags used by the linker.

Flags used by the linker.

FileAlignment should be a power of 2 between 512 and 64 K, inclusive.

SectionAlignment must be greater than or equal to FileAlignment.

* ELF header.

* Program header.

* Section header.

Link holds the context for writing object code from a compiler or for reading that input into the linker.

MachoPlatformLoad represents a LC_VERSION_MIN_* or LC_BUILD_VERSION load command.

OutBuf is a buffered file writer.

Auxiliary Header.

csect Auxiliary Entry.

DWARF Auxiliary Entry.

Function Auxiliary Entry.

File Auxiliary Entry.

File Header.

Loader Header.

Loader Symbol.

Section Header.

Symbol Table Entry.

A BuildMode indicates the sort of object we are building.

LinkMode indicates whether an external linker is used for the final link.