25519: remove unused const, safeguard against unreduced scalars (#8624)

Merge pull request #8604 from hoanga/haiku-support-sysdefs

Merge pull request #8622 from LemonBoy/cpuinfo

Merge pull request #8618 from LemonBoy/mini-stuff

Revert "thread: simplify and remove useless return in spawn (#8621)"

thread: simplify and remove useless return in spawn (#8621)

#8454 Fix for std.mem.replacementSize adjacent matches bug. (#8455)

Merge pull request #8590 from lithdew/master

Merge pull request #8616 from LemonBoy/fn-align

Merge pull request #8496 from xackus/isError

std: Fix thread creation with field-less context type

stage2 register manager: Use an array instead of a hashmap for tracking

ci: drone disable debug test suite for aarch64

Merge pull request #8608 from LemonBoy/fix-8602

fix import path

ed25519: use double-base multiplication for signature verification

Merge pull request #8606 from LemonBoy/suspend-block

zld: new approach at handling static inits

zld: add temp debug info fix by setting mtime=0

zld: analyze static initializers

zld: common section should be writable

Merge pull request #8599 from LemonBoy/unsigned-neg

std.atomic: load should take const pointer to Self

Merge pull request #8586 from LemonBoy/ppc32-touchups

langref: add docs for `@extern`

stage1: Unbreak build on FreeBSD

macho: fix typos in consts defs

target: drop `ppc32` and prefer `ppc`

std/crypto: use finer-grained error sets in function signatures (#8558)

Merge pull request #8542 from LemonBoy/floating-point-is-hard-my-dude

Merge pull request #8582 from LemonBoy/more-libc-impl

zld: fix parsing of weak symbols

zld: map __DATA,__common as __DATA_CONST,__common

zld: resolve symbols as globals before resolving locals

zld: dedup initializers and finalizers

zld: treat priv extern as weak symbol

translate-c: Group field access LHS if necessary

translate-c: group LHS of array access if necessary

translate-c: use transCreateNodeInfixOp for pointer arithmetic

Fix .gitattributes rules that should be recursive

std: Add process_vm_readv/writev wrappers

stage2 codegen: Fix silent bug in reuseOperand

zig fmt: bypass auto indentation for `// zig fmt: on`

std/build: fix linker_allow_shlib_undefined

Merge pull request #8555 from chivay/pidfd

stage2: add support for zig cc assembler -mcpu option

Rename --(no-)allow-shilb-undefined to -f(no-)allow-shilb-undefined

Add LibExeObjStep.linker_allow_shlib_undefined field to set --allow-shlib-undefined

Add --(no-)allow-shlib-undefined to supported zig linking flags

Merge pull request #8506 from LemonBoy/test-c-file

stage2 register manager: Add functions for allocating multiple registers

Fix std.os.windows.user32.messageBoxW

ci: drone: don't skip stage2 tests

linux: fix number of arguments for tgkill syscall

translate-c: better handling of int -> enum casts

stage2: properly model miscellaneous failed tasks

ci: drone: disable stage2 tests

ci: windows: update to llvm 12 msvc tarball

ci: update macos tarball to llvm 12

build.zig: omit LLVMTableGen from llvm libs

build.zig: update llvm libs

ci: windows: proper flags to zig build

ci: windows: try the dev kit strategy

ci: windows: ranlib take 2

ci: windows: better -DCMAKE_RANLIB option

freebsd: disable failing test

ci: freebsd: don't try to compile with zig cc

ci: windows: use llvm-ar.exe from the tarball

ci: better handle of -mcpu

ci: better target triple and mcpu cmake args

ci: freebsd: set the target triple

ci: windows: install git

ci: freebsd: pass -DZIG_USE_LLVM_CONFIG=OFF

ci: aarch64-linux: disable run-translated-c tests

ci: windows: try using zig-bootstrap to build zig

ci: freebsd: update to llvm 12

ci: update drone CI to llvm 12

ci: update linux to llvm12 tarball

ci: macos-aarch64 update dep tarballs for llvm12

os/posix: handle ECONNRESET for write/writev

Merge remote-tracking branch 'origin/llvm12'

Merge pull request #8518 from akvadrako/doc-field-align

translate-c: wrap switch statements in a while (true) loop

Merge pull request #8517 from ziglang/zld-archive-fix

zld: cleanup redundant changes

zld: rebase to new naming conv for aarch64

zld: add x86_64 relocs

zld: save locals per TU

zld: differentiate between static and global in stabs

zld: streamline tags for Symbol

zld: fix indirect symtab

zld: fix rebase vs bind for GOT entries

zld: fix parsing debug info

zld: limit exports to just main entrypoint

zld: move parsing debug info into object

zld: add prelim support for locals

zld: flush MachO

zld: resolve target addresses for relocs

zld: resolve stubs and GOT entries

zld: migrate parts of main to new relocs