windows: integrate native Windows platform support - #169

Draft

cpunion wants to merge 191 commits into

mainfrom

codex/windows-proposal-integration-20260818

Commits on Aug 21, 2026

xtool/llvm: default Windows targets to MSVC
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34b7132
ssa: share LLVM target triple construction
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8adb49c
xtool/llvm: document Windows 386 triple
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a76095b
meta: map package metadata on Windows
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a470e48
crosscompile: support cache locks on Windows
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ci: add Windows host compiler smoke test
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c2762aa
ci: inherit the Windows runner path
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297ea2a
ci: scope the Windows host smoke tests
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4463a9b
test: cover lock release failure
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meta: reject malformed package headers
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cb2b530
ci: pin Windows host tests to LLVM 19
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ci: install the LLVM 19 runtime closure
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meta: validate zero-copy cache bounds
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crosscompile: distinguish ESP compiler host ABI
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target: align ARM triples with Go defaults
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test: cover releasing an absent cache lock
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e8cf31f
test: cover malformed metadata CSR layouts
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fc3dcea
abi: preserve COFF COMDAT through lowering
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test: cover toolchain foundation edge cases
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test: check closed lock handles portably
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ci: run Windows foundation edge cases
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crosscompile: use COFF linker flags on Windows
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e7c0ebd
build: honor Go architecture feature levels
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build: honor GOARM settings
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build: propagate GOARM to native toolchains
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target: document architecture fallback rules
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test: close native target coverage gaps
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ad5b283
crosscompile: define Windows debug linker policy
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target: emit COMDAT for shared COFF definitions
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crosscompile: configure Windows targets off host
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4b18482
test: align Plan 9 GOARM soft-float triple
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build: use current module path for architecture config
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0c48583
build: canonicalize GOARM float mode
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ci: test architecture config on Windows
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crosscompile: isolate native clang root flags
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43d11b7
ci: cover native clang root flags on Windows
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cabi: lower aggregates for Windows MSVC targets
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ci: exercise Windows C ABI lowering
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cabi: document and verify MSVC aggregate choices
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5741a5c
runtime: abstract hosted thread and synchronization backends
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b4b649c
runtime: add Windows stdio and setjmp support
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09b65c1
ci: run the native Windows runtime smoke test
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d88b617
runtime: avoid exporting an unusable once initializer
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c80daeb
runtime: add hosted Windows OS primitives
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1784124
runtime: implement the Windows syscall bridge
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4533be2
ci: exercise the Windows standard library runtime
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8505ba6
reflect: pass libffi the allocated return buffer
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5fee1c2
ffi: support Windows MSVC targets
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e28fb29
ci: exercise Windows reflection FFI
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d4b08ad
build: retain Windows runtime PC metadata
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7809051
runtime: recover Windows hardware faults
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6abe4a7
ci: verify Windows fault tracebacks
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8f23f7a
runtime: enable BDWGC on Windows
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6b37a20
ci: exercise Windows garbage collection
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0fe19b3
runtime: register foreign Windows callbacks with BDWGC
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c4dacf7
ci: cover GC roots in Windows foreign callbacks
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ci: exercise Windows GC across runtime threads
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test: use unsupported target for disabled FP chain
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7788b3d
runtime: reuse Go 1.26 Windows syscall wrappers
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f8694f5
ci: tolerate the MSYS2 compiler runtime rename
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6592dab
ci: select the pinned Windows clang explicitly
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05a8338
runtime: isolate Windows fault captures per goroutine
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e45c1bf
ci: locate the MSYS2 clang installation dynamically
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d7b4049
runtime: include synctest bridges on Windows
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9d9f15e
env: accept CRLF in the runtime module file
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8be0d2a
test: keep concurrent Windows fault sites distinct
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1d85471
runtime: keep Windows fault scratch state thread-local
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d0cb74c
test: diagnose Windows fault traceback failures
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test: report the live Windows fault stack
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build: lower Windows dynamic import pointers
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ac81967
runtime: unwind Win64 frames with SEH metadata
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runtime: drop obsolete hosted clock imports
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runtime: select hosted atomic hooks on Windows
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runtime: honor Windows context and libuv ABIs
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b041c27
build: clean up cgo pragma helpers
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2820c7d
runtime: use current module path in Windows sources
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os, syscall: enhance Windows OS system integration and smoke tests
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c35e409
style: format runtime/_test/windowsstdlib/main.go with gofmt
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runtime: support Windows OS bridges
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test: exercise Windows OS integration
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runtime: reject Windows netpoll until IOCP support
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test: verify Windows process exit
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test: exercise Windows overlapped file fallback
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test: cover Windows llgo test execution
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runtime: link Windows testing support hooks
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ssa: retain Windows zero-sized global aliases
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test: make stdlib checks Windows-aware
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test: exercise Windows-specific stdlib behavior
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4a1c181
test: match Windows console signal semantics
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runtime: provide Windows system directory hook
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runtime: deliver Windows console signals
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runtime: detach Windows signals from libuv
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runtime: support Windows IOCP polling
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test: execute Windows socket and process coverage
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test: exercise Windows account lookup semantics
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test: require Windows symlink compatibility
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test: enforce Windows os compatibility
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test: cover Windows standard library symbols
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test: model Windows stdlib availability
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ci: check Windows standard library coverage
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test: run goroot helpers on Windows
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test: monitor goroot resources on Windows
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test: ignore Go helper coverage diagnostics
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runtime: reject regular files from Linux poller
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test: run protected-memory checks on Windows
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test: distinguish native Windows fault termination
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runtime: support Windows panic-on-fault semantics
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reflect: isolate Windows foreign-thread callbacks
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ffi: allow selecting native calling conventions
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runtime: support Windows system callbacks
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runtime: key callbacks by closure identity
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runtime: share Go ABI FFI type lowering
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runtime: limit shared FFI lowering to consumers
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test: cover zero-sized Windows callback arguments
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test: cover concurrent Windows callback registration
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228edf1
test: keep callback smoke compatible with go.mod
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runtime: use current module path in Windows callbacks
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runtime: match Go's 386 callback frame limit
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test: distinguish Windows callback closure environments
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runtime: retain foreign thread registration across callbacks
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runtime: document Windows callback frame validation
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runtime: add the Windows 386 SyscallN bridge
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runtime: handle Goexit from Windows callbacks
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runtime: use the hosted monotonic clock for tracing
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ci: exercise llgo test on Windows
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windows: canonicalize runtime source paths
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841b9e8
runtime: honor cleanup cancellation
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runtime: keep cleanup handles pointer-free
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test: reuse a configured llgo compiler
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debug: make Windows DWARF packages linkable
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test: use executable suffix for print probes
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runtime: preserve LF in Windows builtin output
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runtime: preserve Windows fault caller chains
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runtime: bypass ARM64 virtual unwind for Go panics
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test/goroot: derive GOPATH link from module path
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runtime: avoid allocations in platform print backend
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ci: normalize Windows traceback paths
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runtime: keep non-Windows byte printing inline
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runtime: keep non-Windows string printing inline
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build: preserve explicit executable output names
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test/goroot: isolate single-file run sources
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test: cover exact Windows executable output names
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test/goroot: accept equivalent frontend diagnostics
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runtime: terminate Windows after main returns
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runtime: reuse the Windows runtime exit bridge
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runtime: avoid cleanup finalizer lock reentrancy
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runtime: keep Windows exit in the core runtime
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runtime: keep proc pin hooks in the core runtime
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runtime: install the Windows fault handler in the core
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cl: record panic lines for pointer stores
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ci: identify failing Windows smoke binaries
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test: initialize runtime in Windows core fault smoke
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runtime: preserve aliased PC-line site order
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runtime: expose C errno on Windows
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runtime: support Windows CPU profiling
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ci: cover Windows cgo and CPU profiles
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cl: preserve rooted Windows line directives
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runtime: guard Windows CPU profile frame walks
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runtime: retain the Windows os args bridge
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runtime: report live goroutine contexts
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test: tolerate passing GOROOT expectations
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runtime: use address waits for Windows semaphores
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test: record Windows GOROOT runtime expectations
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test: run Windows runtime tests from discoverable package
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runtime: make Windows process exit race-safe
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test: classify precise finalizer liveness case
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test: classify growable stack cases consistently
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test: classify upstream-blocked rangegen globally
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build: integrate Plan 9 asm GOROOT fixes
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ssa: use typed zero storage for large map lookups
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cl: defer invalid receiver diagnostics to go/types
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ci: test Windows with Go 1.26.7
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build: consume Plan 9 asm header macros
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build: enable data-only Plan 9 assembly
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build: consume data-only Plan 9 lowering
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build: bind Plan 9 DATA globals before optimization
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ci: audit native Windows runtime imports
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runtime: keep Windows backends out of Unix binaries
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clang: use response files for long Windows commands
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test: tolerate delayed AfterFunc scheduling
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build: drop unused Windows test main before COFF linking
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test: avoid scheduler-sensitive context deadline bound
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Merge remote-tracking branch 'upstream/main' into codex/windows-proposal-integration-20260818
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0ea4569
runtime: separate Windows random streams by M
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ci: add Windows to shared test matrices
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benchmark: use Windows executable suffix
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ci: flatten Windows LLVM environment flags
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benchmark: collect initial Windows results
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ci: fix shared Windows toolchain paths
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ci: scope Windows host CGO flags
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benchmark: support empty host flags on macOS bash
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