Add Javascript backend

Add JS backend adapted from the GHCJS project by Luite Stegeman.

Some features haven't been ported or implemented yet. Tests for these
features have been disabled with an associated gitlab ticket.

Bump array submodule

Work funded by IOG.

Co-authored-by: Jeffrey Young <jeffrey.young@iohk.io>
Co-authored-by: Luite Stegeman <stegeman@gmail.com>
Co-authored-by: Josh Meredith <joshmeredith2008@gmail.com>

1 files changed, 599 insertions, 553 deletions

diff --git a/rts/rts.cabal.in b/rts/rts.cabal.in
index 641502ff45..9cdaae0bbe 100644
--- a/rts/rts.cabal.in
+++ b/rts/rts.cabal.in
@@ -66,570 +66,616 @@ library
     -- set without version
     ghc-options: -this-unit-id rts
 
-    -- If we are using an in-tree libffi then we must declare it as a bundled
-    -- library to ensure that Cabal installs it.
-    if !flag(use-system-libffi)
-      if os(windows)
-        extra-bundled-libraries: Cffi-6
-      else
-        extra-bundled-libraries: Cffi
-      install-includes: ffi.h ffitarget.h
-      -- ^ see Note [Packaging libffi headers] in
-      -- GHC.Driver.CodeOutput.
-
-    -- Here we declare several flavours to be available when passing the
-    -- suitable (combination of) flag(s) when configuring the RTS from hadrian,
-    -- using Cabal.
-    if flag(threaded)
-      extra-library-flavours: _thr
-
-    if flag(profiling)
-      extra-library-flavours: _p
+    exposed: True
+    exposed-modules:
+
+    if os(ghcjs)
+
+      include-dirs: include
+      -- dummy file to force the build of a .a lib
+      -- FIXME (Luite, 2022-08) do we still need the c-sources file?
+      c-sources: version.c
+
+      js-sources:
+        js/structs.js
+        js/arith.js
+        js/compact.js
+        js/debug.js
+        js/enum.js
+        js/environment.js
+        js/gc.js
+        js/goog.js
+        js/hscore.js
+        js/md5.js
+        js/mem.js
+        js/node-exports.js
+        js/object.js
+        js/profiling.js
+        js/rts.js
+        js/stableptr.js
+        js/staticpointer.js
+        js/stm.js
+        js/string.js
+        js/thread.js
+        js/unicode.js
+        js/verify.js
+        js/weak.js
+        js/globals.js
+
+      install-includes: HsFFI.h MachDeps.h Rts.h RtsAPI.h Stg.h
+                        ghcautoconf.h ghcconfig.h ghcplatform.h ghcversion.h
+                        DerivedConstants.h
+                        stg/MachRegs.h
+                        stg/MachRegsForHost.h
+                        stg/Types.h
+
+    else
+      -- If we are using an in-tree libffi then we must declare it as a bundled
+      -- library to ensure that Cabal installs it.
+      if !flag(use-system-libffi)
+        if os(windows)
+          extra-bundled-libraries: Cffi-6
+        else
+          extra-bundled-libraries: Cffi
+
+        install-includes: ffi.h ffitarget.h
+        -- ^ see Note [Packaging libffi headers] in
+        -- GHC.Driver.CodeOutput.
+
+      -- Here we declare several flavours to be available when passing the
+      -- suitable (combination of) flag(s) when configuring the RTS from hadrian,
+      -- using Cabal.
       if flag(threaded)
-        extra-library-flavours: _thr_p
-      if flag(debug)
-        extra-library-flavours: _debug_p
+        extra-library-flavours: _thr
+        if flag(dynamic)
+          extra-dynamic-library-flavours: _thr
+
+      if flag(profiling)
+        extra-library-flavours: _p
         if flag(threaded)
-          extra-library-flavours: _thr_debug_p
-    if flag(debug)
-      extra-library-flavours: _debug
-      if flag(threaded)
-        extra-library-flavours: _thr_debug
-      if flag(dynamic)
-        extra-dynamic-library-flavours: _debug
+          extra-library-flavours: _thr_p
+        if flag(debug)
+          extra-library-flavours: _debug_p
+          if flag(threaded)
+            extra-library-flavours: _thr_debug_p
+
+      if flag(debug)
+        extra-library-flavours: _debug
+        if flag(dynamic)
+          extra-dynamic-library-flavours: _debug
         if flag(threaded)
-          extra-dynamic-library-flavours: _thr_debug
-    if flag(dynamic) && flag(threaded)
-      extra-dynamic-library-flavours: _thr
+          extra-library-flavours: _thr_debug
+          if flag(dynamic)
+            extra-dynamic-library-flavours: _thr_debug
 
-    if flag(thread-sanitizer)
-      cc-options: -fsanitize=thread
-      ld-options: -fsanitize=thread
-      extra-libraries: tsan
+      if flag(thread-sanitizer)
+        cc-options: -fsanitize=thread
+        ld-options: -fsanitize=thread
+        extra-libraries: tsan
 
-    exposed: True
-    exposed-modules:
-    if os(linux)
-       -- the RTS depends upon libc. while this dependency is generally
-       -- implicitly added by `cc`, we must explicitly add it here to ensure
-       -- that it is ordered correctly with libpthread, since ghc-prim.cabal
-       -- also explicitly lists libc. See #19029.
-       extra-libraries: c
-    if flag(libm)
-       -- for ldexp()
-       extra-libraries: m
-    if flag(librt)
-       extra-libraries: rt
-    if flag(libdl)
-       extra-libraries: dl
-    if flag(use-system-libffi)
-       extra-libraries: ffi
-    if os(windows)
-       extra-libraries:
-          -- for the linker
-          wsock32 gdi32 winmm
-          -- for crash dump
-          dbghelp
-          -- for process information
-          psapi
-       -- TODO: Hadrian will use this cabal file, so drop WINVER from Hadrian's configs.
-       -- Minimum supported Windows version.
-       -- These numbers can be found at:
-       --  https://msdn.microsoft.com/en-us/library/windows/desktop/aa383745(v=vs.85).aspx
-       -- If we're compiling on windows, enforce that we only support Windows 7+
-       -- Adding this here means it doesn't have to be done in individual .c files
-       -- and also centralizes the versioning.
-       cpp-options: -D_WIN32_WINNT=0x06010000
-       cc-options: -D_WIN32_WINNT=0x06010000
-    if flag(need-pthread)
-       -- for pthread_getthreadid_np, pthread_create, ...
-       extra-libraries: pthread
-    if flag(need-atomic)
-       -- for sub-word-sized atomic operations (#19119)
-       extra-libraries: atomic
-    if flag(libbfd)
-       -- for debugging
-       extra-libraries: bfd iberty
-    if flag(mingwex)
-       extra-libraries: mingwex
-    if flag(libdw)
-       -- for backtraces
-       extra-libraries: elf dw
-    if flag(libnuma)
-       extra-libraries: numa
-    if !flag(smp)
-       cpp-options: -DNOSMP
-
-    include-dirs: include
-                  @FFIIncludeDir@
-                  @LibdwIncludeDir@
-    includes: Rts.h
-    install-includes: Cmm.h HsFFI.h MachDeps.h Rts.h RtsAPI.h Stg.h
-                      ghcautoconf.h ghcconfig.h ghcplatform.h ghcversion.h
-                      -- ^ from include
-                      DerivedConstants.h
-                      rts/EventLogConstants.h
-                      rts/EventTypes.h
-                      -- ^ generated
-                      rts/Adjustor.h
-                      rts/ExecPage.h
-                      rts/BlockSignals.h
-                      rts/Bytecodes.h
-                      rts/Config.h
-                      rts/Constants.h
-                      rts/EventLogFormat.h
-                      rts/EventLogWriter.h
-                      rts/FileLock.h
-                      rts/Flags.h
-                      rts/ForeignExports.h
-                      rts/GetTime.h
-                      rts/Globals.h
-                      rts/Hpc.h
-                      rts/IOInterface.h
-                      rts/Libdw.h
-                      rts/LibdwPool.h
-                      rts/Linker.h
-                      rts/Main.h
-                      rts/Messages.h
-                      rts/NonMoving.h
-                      rts/OSThreads.h
-                      rts/Parallel.h
-                      rts/PrimFloat.h
-                      rts/Profiling.h
-                      rts/IPE.h
-                      rts/PosixSource.h
-                      rts/Signals.h
-                      rts/SpinLock.h
-                      rts/StableName.h
-                      rts/StablePtr.h
-                      rts/StaticPtrTable.h
-                      rts/TTY.h
-                      rts/Threads.h
-                      rts/Ticky.h
-                      rts/Time.h
-                      rts/Timer.h
-                      rts/TSANUtils.h
-                      rts/Types.h
-                      rts/Utils.h
-                      rts/prof/CCS.h
-                      rts/prof/Heap.h
-                      rts/prof/LDV.h
-                      rts/storage/Block.h
-                      rts/storage/ClosureMacros.h
-                      rts/storage/ClosureTypes.h
-                      rts/storage/Closures.h
-                      rts/storage/FunTypes.h
-                      rts/storage/Heap.h
-                      rts/storage/GC.h
-                      rts/storage/InfoTables.h
-                      rts/storage/MBlock.h
-                      rts/storage/TSO.h
-                      stg/DLL.h
-                      stg/MachRegs.h
-                      stg/MachRegsForHost.h
-                      stg/MiscClosures.h
-                      stg/Prim.h
-                      stg/Regs.h
-                      stg/SMP.h
-                      stg/Ticky.h
-                      stg/Types.h
-    if flag(64bit)
-      if flag(leading-underscore)
-        ld-options:
-          "-Wl,-u,_hs_atomic_add64"
-          "-Wl,-u,_hs_atomic_sub64"
-          "-Wl,-u,_hs_atomic_and64"
-          "-Wl,-u,_hs_atomic_nand64"
-          "-Wl,-u,_hs_atomic_or64"
-          "-Wl,-u,_hs_atomic_xor64"
-          "-Wl,-u,_hs_atomicread64"
-          "-Wl,-u,_hs_atomicwrite64"
-      else
-        ld-options:
-          "-Wl,-u,hs_atomic_add64"
-          "-Wl,-u,hs_atomic_sub64"
-          "-Wl,-u,hs_atomic_and64"
-          "-Wl,-u,hs_atomic_nand64"
-          "-Wl,-u,hs_atomic_or64"
-          "-Wl,-u,hs_atomic_xor64"
-          "-Wl,-u,hs_atomicread64"
-          "-Wl,-u,hs_atomicwrite64"
-    if flag(leading-underscore)
-      ld-options:
-         "-Wl,-u,_base_GHCziTopHandler_runIO_closure"
-         "-Wl,-u,_base_GHCziTopHandler_runNonIO_closure"
-         "-Wl,-u,_ghczmprim_GHCziTupleziPrim_Z0T_closure"
-         "-Wl,-u,_ghczmprim_GHCziTypes_True_closure"
-         "-Wl,-u,_ghczmprim_GHCziTypes_False_closure"
-         "-Wl,-u,_base_GHCziPack_unpackCString_closure"
-         "-Wl,-u,_base_GHCziWeakziFinalizze_runFinalizzerBatch_closure"
-         "-Wl,-u,_base_GHCziIOziException_stackOverflow_closure"
-         "-Wl,-u,_base_GHCziIOziException_heapOverflow_closure"
-         "-Wl,-u,_base_GHCziIOziException_allocationLimitExceeded_closure"
-         "-Wl,-u,_base_GHCziIOziException_blockedIndefinitelyOnMVar_closure"
-         "-Wl,-u,_base_GHCziIOziException_blockedIndefinitelyOnSTM_closure"
-         "-Wl,-u,_base_GHCziIOziException_cannotCompactFunction_closure"
-         "-Wl,-u,_base_GHCziIOziException_cannotCompactPinned_closure"
-         "-Wl,-u,_base_GHCziIOziException_cannotCompactMutable_closure"
-         "-Wl,-u,_base_GHCziIOPort_doubleReadException_closure"
-         "-Wl,-u,_base_ControlziExceptionziBase_nonTermination_closure"
-         "-Wl,-u,_base_ControlziExceptionziBase_nestedAtomically_closure"
-         "-Wl,-u,_base_GHCziEventziThread_blockedOnBadFD_closure"
-         "-Wl,-u,_base_GHCziConcziSync_runSparks_closure"
-         "-Wl,-u,_base_GHCziConcziIO_ensureIOManagerIsRunning_closure"
-         "-Wl,-u,_base_GHCziConcziIO_interruptIOManager_closure"
-         "-Wl,-u,_base_GHCziConcziIO_ioManagerCapabilitiesChanged_closure"
-         "-Wl,-u,_base_GHCziConcziSignal_runHandlersPtr_closure"
-         "-Wl,-u,_base_GHCziTopHandler_flushStdHandles_closure"
-         "-Wl,-u,_base_GHCziTopHandler_runMainIO_closure"
-         "-Wl,-u,_ghczmprim_GHCziTypes_Czh_con_info"
-         "-Wl,-u,_ghczmprim_GHCziTypes_Izh_con_info"
-         "-Wl,-u,_ghczmprim_GHCziTypes_Fzh_con_info"
-         "-Wl,-u,_ghczmprim_GHCziTypes_Dzh_con_info"
-         "-Wl,-u,_ghczmprim_GHCziTypes_Wzh_con_info"
-         "-Wl,-u,_base_GHCziPtr_Ptr_con_info"
-         "-Wl,-u,_base_GHCziPtr_FunPtr_con_info"
-         "-Wl,-u,_base_GHCziInt_I8zh_con_info"
-         "-Wl,-u,_base_GHCziInt_I16zh_con_info"
-         "-Wl,-u,_base_GHCziInt_I32zh_con_info"
-         "-Wl,-u,_base_GHCziInt_I64zh_con_info"
-         "-Wl,-u,_base_GHCziWord_W8zh_con_info"
-         "-Wl,-u,_base_GHCziWord_W16zh_con_info"
-         "-Wl,-u,_base_GHCziWord_W32zh_con_info"
-         "-Wl,-u,_base_GHCziWord_W64zh_con_info"
-         "-Wl,-u,_base_GHCziStable_StablePtr_con_info"
-         "-Wl,-u,_hs_atomic_add8"
-         "-Wl,-u,_hs_atomic_add16"
-         "-Wl,-u,_hs_atomic_add32"
-         "-Wl,-u,_hs_atomic_sub8"
-         "-Wl,-u,_hs_atomic_sub16"
-         "-Wl,-u,_hs_atomic_sub32"
-         "-Wl,-u,_hs_atomic_and8"
-         "-Wl,-u,_hs_atomic_and16"
-         "-Wl,-u,_hs_atomic_and32"
-         "-Wl,-u,_hs_atomic_nand8"
-         "-Wl,-u,_hs_atomic_nand16"
-         "-Wl,-u,_hs_atomic_nand32"
-         "-Wl,-u,_hs_atomic_or8"
-         "-Wl,-u,_hs_atomic_or16"
-         "-Wl,-u,_hs_atomic_or32"
-         "-Wl,-u,_hs_atomic_xor8"
-         "-Wl,-u,_hs_atomic_xor16"
-         "-Wl,-u,_hs_atomic_xor32"
-         "-Wl,-u,_hs_cmpxchg8"
-         "-Wl,-u,_hs_cmpxchg16"
-         "-Wl,-u,_hs_cmpxchg32"
-         "-Wl,-u,_hs_cmpxchg64"
-         "-Wl,-u,_hs_xchg8"
-         "-Wl,-u,_hs_xchg16"
-         "-Wl,-u,_hs_xchg32"
-         "-Wl,-u,_hs_xchg64"
-         "-Wl,-u,_hs_atomicread8"
-         "-Wl,-u,_hs_atomicread16"
-         "-Wl,-u,_hs_atomicread32"
-         "-Wl,-u,_hs_atomicwrite8"
-         "-Wl,-u,_hs_atomicwrite16"
-         "-Wl,-u,_hs_atomicwrite32"
-         "-Wl,-u,_base_GHCziStackziCloneStack_StackSnapshot_closure"
-
-      if flag(find-ptr)
-        -- This symbol is useful in gdb, but not referred to anywhere,
-        -- so we need to force it to be included in the binary.
-        ld-options: "-Wl,-u,_findPtr"
+      if os(linux)
+         -- the RTS depends upon libc. while this dependency is generally
+         -- implicitly added by `cc`, we must explicitly add it here to ensure
+         -- that it is ordered correctly with libpthread, since ghc-prim.cabal
+         -- also explicitly lists libc. See #19029.
+         extra-libraries: c
+      if flag(libm)
+         -- for ldexp()
+         extra-libraries: m
+      if flag(librt)
+         extra-libraries: rt
+      if flag(libdl)
+         extra-libraries: dl
+      if flag(use-system-libffi)
+         extra-libraries: ffi
+      if os(windows)
+         extra-libraries:
+            -- for the linker
+            wsock32 gdi32 winmm
+            -- for crash dump
+            dbghelp
+            -- for process information
+            psapi
+         -- TODO: Hadrian will use this cabal file, so drop WINVER from Hadrian's configs.
+         -- Minimum supported Windows version.
+         -- These numbers can be found at:
+         --  https://msdn.microsoft.com/en-us/library/windows/desktop/aa383745(v=vs.85).aspx
+         -- If we're compiling on windows, enforce that we only support Windows 7+
+         -- Adding this here means it doesn't have to be done in individual .c files
+         -- and also centralizes the versioning.
+         cpp-options: -D_WIN32_WINNT=0x06010000
+         cc-options: -D_WIN32_WINNT=0x06010000
+      if flag(need-pthread)
+         -- for pthread_getthreadid_np, pthread_create, ...
+         extra-libraries: pthread
+      if flag(need-atomic)
+         -- for sub-word-sized atomic operations (#19119)
+         extra-libraries: atomic
+      if flag(libbfd)
+         -- for debugging
+         extra-libraries: bfd iberty
+      if flag(mingwex)
+         extra-libraries: mingwex
+      if flag(libdw)
+         -- for backtraces
+         extra-libraries: elf dw
+      if flag(libnuma)
+         extra-libraries: numa
+      if !flag(smp)
+         cpp-options: -DNOSMP
 
-    else
-      ld-options:
-         "-Wl,-u,base_GHCziTopHandler_runIO_closure"
-         "-Wl,-u,base_GHCziTopHandler_runNonIO_closure"
-         "-Wl,-u,ghczmprim_GHCziTupleziPrim_Z0T_closure"
-         "-Wl,-u,ghczmprim_GHCziTypes_True_closure"
-         "-Wl,-u,ghczmprim_GHCziTypes_False_closure"
-         "-Wl,-u,base_GHCziPack_unpackCString_closure"
-         "-Wl,-u,base_GHCziWeakziFinalizze_runFinalizzerBatch_closure"
-         "-Wl,-u,base_GHCziIOziException_stackOverflow_closure"
-         "-Wl,-u,base_GHCziIOziException_heapOverflow_closure"
-         "-Wl,-u,base_GHCziIOziException_allocationLimitExceeded_closure"
-         "-Wl,-u,base_GHCziIOziException_blockedIndefinitelyOnMVar_closure"
-         "-Wl,-u,base_GHCziIOziException_blockedIndefinitelyOnSTM_closure"
-         "-Wl,-u,base_GHCziIOziException_cannotCompactFunction_closure"
-         "-Wl,-u,base_GHCziIOziException_cannotCompactPinned_closure"
-         "-Wl,-u,base_GHCziIOziException_cannotCompactMutable_closure"
-         "-Wl,-u,base_GHCziIOPort_doubleReadException_closure"
-         "-Wl,-u,base_ControlziExceptionziBase_nonTermination_closure"
-         "-Wl,-u,base_ControlziExceptionziBase_nestedAtomically_closure"
-         "-Wl,-u,base_GHCziEventziThread_blockedOnBadFD_closure"
-         "-Wl,-u,base_GHCziConcziSync_runSparks_closure"
-         "-Wl,-u,base_GHCziConcziIO_ensureIOManagerIsRunning_closure"
-         "-Wl,-u,base_GHCziConcziIO_interruptIOManager_closure"
-         "-Wl,-u,base_GHCziConcziIO_ioManagerCapabilitiesChanged_closure"
-         "-Wl,-u,base_GHCziConcziSignal_runHandlersPtr_closure"
-         "-Wl,-u,base_GHCziTopHandler_flushStdHandles_closure"
-         "-Wl,-u,base_GHCziTopHandler_runMainIO_closure"
-         "-Wl,-u,ghczmprim_GHCziTypes_Czh_con_info"
-         "-Wl,-u,ghczmprim_GHCziTypes_Izh_con_info"
-         "-Wl,-u,ghczmprim_GHCziTypes_Fzh_con_info"
-         "-Wl,-u,ghczmprim_GHCziTypes_Dzh_con_info"
-         "-Wl,-u,ghczmprim_GHCziTypes_Wzh_con_info"
-         "-Wl,-u,base_GHCziPtr_Ptr_con_info"
-         "-Wl,-u,base_GHCziPtr_FunPtr_con_info"
-         "-Wl,-u,base_GHCziInt_I8zh_con_info"
-         "-Wl,-u,base_GHCziInt_I16zh_con_info"
-         "-Wl,-u,base_GHCziInt_I32zh_con_info"
-         "-Wl,-u,base_GHCziInt_I64zh_con_info"
-         "-Wl,-u,base_GHCziWord_W8zh_con_info"
-         "-Wl,-u,base_GHCziWord_W16zh_con_info"
-         "-Wl,-u,base_GHCziWord_W32zh_con_info"
-         "-Wl,-u,base_GHCziWord_W64zh_con_info"
-         "-Wl,-u,base_GHCziStable_StablePtr_con_info"
-         "-Wl,-u,hs_atomic_add8"
-         "-Wl,-u,hs_atomic_add16"
-         "-Wl,-u,hs_atomic_add32"
-         "-Wl,-u,hs_atomic_sub8"
-         "-Wl,-u,hs_atomic_sub16"
-         "-Wl,-u,hs_atomic_sub32"
-         "-Wl,-u,hs_atomic_and8"
-         "-Wl,-u,hs_atomic_and16"
-         "-Wl,-u,hs_atomic_and32"
-         "-Wl,-u,hs_atomic_nand8"
-         "-Wl,-u,hs_atomic_nand16"
-         "-Wl,-u,hs_atomic_nand32"
-         "-Wl,-u,hs_atomic_or8"
-         "-Wl,-u,hs_atomic_or16"
-         "-Wl,-u,hs_atomic_or32"
-         "-Wl,-u,hs_atomic_xor8"
-         "-Wl,-u,hs_atomic_xor16"
-         "-Wl,-u,hs_atomic_xor32"
-         "-Wl,-u,hs_cmpxchg8"
-         "-Wl,-u,hs_cmpxchg16"
-         "-Wl,-u,hs_cmpxchg32"
-         "-Wl,-u,hs_cmpxchg64"
-         "-Wl,-u,hs_xchg8"
-         "-Wl,-u,hs_xchg16"
-         "-Wl,-u,hs_xchg32"
-         "-Wl,-u,hs_xchg64"
-         "-Wl,-u,hs_atomicread8"
-         "-Wl,-u,hs_atomicread16"
-         "-Wl,-u,hs_atomicread32"
-         "-Wl,-u,hs_atomicwrite8"
-         "-Wl,-u,hs_atomicwrite16"
-         "-Wl,-u,hs_atomicwrite32"
-         "-Wl,-u,base_GHCziStackziCloneStack_StackSnapshot_closure"
-
-      if flag(find-ptr)
-        -- This symbol is useful in gdb, but not referred to anywhere,
-        -- so we need to force it to be included in the binary.
-        ld-options: "-Wl,-u,findPtr"
-
-    if os(windows)
+      include-dirs: include
+                    @FFIIncludeDir@
+                    @LibdwIncludeDir@
+
+
+      includes: Rts.h
+      install-includes: Cmm.h HsFFI.h MachDeps.h Rts.h RtsAPI.h Stg.h
+                        ghcautoconf.h ghcconfig.h ghcplatform.h ghcversion.h
+                        -- ^ from include
+                        DerivedConstants.h
+                        rts/EventLogConstants.h
+                        rts/EventTypes.h
+                        -- ^ generated
+                        rts/Adjustor.h
+                        rts/ExecPage.h
+                        rts/BlockSignals.h
+                        rts/Bytecodes.h
+                        rts/Config.h
+                        rts/Constants.h
+                        rts/EventLogFormat.h
+                        rts/EventLogWriter.h
+                        rts/FileLock.h
+                        rts/Flags.h
+                        rts/ForeignExports.h
+                        rts/GetTime.h
+                        rts/Globals.h
+                        rts/Hpc.h
+                        rts/IOInterface.h
+                        rts/Libdw.h
+                        rts/LibdwPool.h
+                        rts/Linker.h
+                        rts/Main.h
+                        rts/Messages.h
+                        rts/NonMoving.h
+                        rts/OSThreads.h
+                        rts/Parallel.h
+                        rts/PrimFloat.h
+                        rts/Profiling.h
+                        rts/IPE.h
+                        rts/PosixSource.h
+                        rts/Signals.h
+                        rts/SpinLock.h
+                        rts/StableName.h
+                        rts/StablePtr.h
+                        rts/StaticPtrTable.h
+                        rts/TTY.h
+                        rts/Threads.h
+                        rts/Ticky.h
+                        rts/Time.h
+                        rts/Timer.h
+                        rts/TSANUtils.h
+                        rts/Types.h
+                        rts/Utils.h
+                        rts/prof/CCS.h
+                        rts/prof/Heap.h
+                        rts/prof/LDV.h
+                        rts/storage/Block.h
+                        rts/storage/ClosureMacros.h
+                        rts/storage/ClosureTypes.h
+                        rts/storage/Closures.h
+                        rts/storage/FunTypes.h
+                        rts/storage/Heap.h
+                        rts/storage/GC.h
+                        rts/storage/InfoTables.h
+                        rts/storage/MBlock.h
+                        rts/storage/TSO.h
+                        stg/DLL.h
+                        stg/MachRegs.h
+                        stg/MachRegsForHost.h
+                        stg/MiscClosures.h
+                        stg/Prim.h
+                        stg/Regs.h
+                        stg/SMP.h
+                        stg/Ticky.h
+                        stg/Types.h
+      if flag(64bit)
+        if flag(leading-underscore)
+          ld-options:
+            "-Wl,-u,_hs_atomic_add64"
+            "-Wl,-u,_hs_atomic_sub64"
+            "-Wl,-u,_hs_atomic_and64"
+            "-Wl,-u,_hs_atomic_nand64"
+            "-Wl,-u,_hs_atomic_or64"
+            "-Wl,-u,_hs_atomic_xor64"
+            "-Wl,-u,_hs_atomicread64"
+            "-Wl,-u,_hs_atomicwrite64"
+        else
+          ld-options:
+            "-Wl,-u,hs_atomic_add64"
+            "-Wl,-u,hs_atomic_sub64"
+            "-Wl,-u,hs_atomic_and64"
+            "-Wl,-u,hs_atomic_nand64"
+            "-Wl,-u,hs_atomic_or64"
+            "-Wl,-u,hs_atomic_xor64"
+            "-Wl,-u,hs_atomicread64"
+            "-Wl,-u,hs_atomicwrite64"
       if flag(leading-underscore)
         ld-options:
-           "-Wl,-u,_base_GHCziEventziWindows_processRemoteCompletion_closure"
+           "-Wl,-u,_base_GHCziTopHandler_runIO_closure"
+           "-Wl,-u,_base_GHCziTopHandler_runNonIO_closure"
+           "-Wl,-u,_ghczmprim_GHCziTupleziPrim_Z0T_closure"
+           "-Wl,-u,_ghczmprim_GHCziTypes_True_closure"
+           "-Wl,-u,_ghczmprim_GHCziTypes_False_closure"
+           "-Wl,-u,_base_GHCziPack_unpackCString_closure"
+           "-Wl,-u,_base_GHCziWeakziFinalizze_runFinalizzerBatch_closure"
+           "-Wl,-u,_base_GHCziIOziException_stackOverflow_closure"
+           "-Wl,-u,_base_GHCziIOziException_heapOverflow_closure"
+           "-Wl,-u,_base_GHCziIOziException_allocationLimitExceeded_closure"
+           "-Wl,-u,_base_GHCziIOziException_blockedIndefinitelyOnMVar_closure"
+           "-Wl,-u,_base_GHCziIOziException_blockedIndefinitelyOnSTM_closure"
+           "-Wl,-u,_base_GHCziIOziException_cannotCompactFunction_closure"
+           "-Wl,-u,_base_GHCziIOziException_cannotCompactPinned_closure"
+           "-Wl,-u,_base_GHCziIOziException_cannotCompactMutable_closure"
+           "-Wl,-u,_base_GHCziIOPort_doubleReadException_closure"
+           "-Wl,-u,_base_ControlziExceptionziBase_nonTermination_closure"
+           "-Wl,-u,_base_ControlziExceptionziBase_nestedAtomically_closure"
+           "-Wl,-u,_base_GHCziEventziThread_blockedOnBadFD_closure"
+           "-Wl,-u,_base_GHCziConcziSync_runSparks_closure"
+           "-Wl,-u,_base_GHCziConcziIO_ensureIOManagerIsRunning_closure"
+           "-Wl,-u,_base_GHCziConcziIO_interruptIOManager_closure"
+           "-Wl,-u,_base_GHCziConcziIO_ioManagerCapabilitiesChanged_closure"
+           "-Wl,-u,_base_GHCziConcziSignal_runHandlersPtr_closure"
+           "-Wl,-u,_base_GHCziTopHandler_flushStdHandles_closure"
+           "-Wl,-u,_base_GHCziTopHandler_runMainIO_closure"
+           "-Wl,-u,_ghczmprim_GHCziTypes_Czh_con_info"
+           "-Wl,-u,_ghczmprim_GHCziTypes_Izh_con_info"
+           "-Wl,-u,_ghczmprim_GHCziTypes_Fzh_con_info"
+           "-Wl,-u,_ghczmprim_GHCziTypes_Dzh_con_info"
+           "-Wl,-u,_ghczmprim_GHCziTypes_Wzh_con_info"
+           "-Wl,-u,_base_GHCziPtr_Ptr_con_info"
+           "-Wl,-u,_base_GHCziPtr_FunPtr_con_info"
+           "-Wl,-u,_base_GHCziInt_I8zh_con_info"
+           "-Wl,-u,_base_GHCziInt_I16zh_con_info"
+           "-Wl,-u,_base_GHCziInt_I32zh_con_info"
+           "-Wl,-u,_base_GHCziInt_I64zh_con_info"
+           "-Wl,-u,_base_GHCziWord_W8zh_con_info"
+           "-Wl,-u,_base_GHCziWord_W16zh_con_info"
+           "-Wl,-u,_base_GHCziWord_W32zh_con_info"
+           "-Wl,-u,_base_GHCziWord_W64zh_con_info"
+           "-Wl,-u,_base_GHCziStable_StablePtr_con_info"
+           "-Wl,-u,_hs_atomic_add8"
+           "-Wl,-u,_hs_atomic_add16"
+           "-Wl,-u,_hs_atomic_add32"
+           "-Wl,-u,_hs_atomic_sub8"
+           "-Wl,-u,_hs_atomic_sub16"
+           "-Wl,-u,_hs_atomic_sub32"
+           "-Wl,-u,_hs_atomic_and8"
+           "-Wl,-u,_hs_atomic_and16"
+           "-Wl,-u,_hs_atomic_and32"
+           "-Wl,-u,_hs_atomic_nand8"
+           "-Wl,-u,_hs_atomic_nand16"
+           "-Wl,-u,_hs_atomic_nand32"
+           "-Wl,-u,_hs_atomic_or8"
+           "-Wl,-u,_hs_atomic_or16"
+           "-Wl,-u,_hs_atomic_or32"
+           "-Wl,-u,_hs_atomic_xor8"
+           "-Wl,-u,_hs_atomic_xor16"
+           "-Wl,-u,_hs_atomic_xor32"
+           "-Wl,-u,_hs_cmpxchg8"
+           "-Wl,-u,_hs_cmpxchg16"
+           "-Wl,-u,_hs_cmpxchg32"
+           "-Wl,-u,_hs_cmpxchg64"
+           "-Wl,-u,_hs_xchg8"
+           "-Wl,-u,_hs_xchg16"
+           "-Wl,-u,_hs_xchg32"
+           "-Wl,-u,_hs_xchg64"
+           "-Wl,-u,_hs_atomicread8"
+           "-Wl,-u,_hs_atomicread16"
+           "-Wl,-u,_hs_atomicread32"
+           "-Wl,-u,_hs_atomicwrite8"
+           "-Wl,-u,_hs_atomicwrite16"
+           "-Wl,-u,_hs_atomicwrite32"
+           "-Wl,-u,_base_GHCziStackziCloneStack_StackSnapshot_closure"
+
+        if flag(find-ptr)
+          -- This symbol is useful in gdb, but not referred to anywhere,
+          -- so we need to force it to be included in the binary.
+          ld-options: "-Wl,-u,_findPtr"
+
       else
         ld-options:
-           "-Wl,-u,base_GHCziEventziWindows_processRemoteCompletion_closure"
-
-    if os(osx)
-      ld-options: "-Wl,-search_paths_first"
-                  -- See Note [fd_set_overflow]
-                  "-Wl,-U,___darwin_check_fd_set_overflow"
-      if !arch(x86_64) && !arch(aarch64)
-         ld-options: -read_only_relocs warning
-
-    cmm-sources: Apply.cmm
-                 Compact.cmm
-                 ContinuationOps.cmm
-                 Exception.cmm
-                 HeapStackCheck.cmm
-                 PrimOps.cmm
-                 StgMiscClosures.cmm
-                 StgStartup.cmm
-                 StgStdThunks.cmm
-                 Updates.cmm
-                 -- AutoApply is generated
-                 AutoApply.cmm
-
-    -- Adjustor stuff
-    if flag(libffi-adjustors)
-      c-sources: adjustor/LibffiAdjustor.c
-    else
-      -- Use GHC's native adjustors
-      if arch(i386)
-        asm-sources: adjustor/Nativei386Asm.S
-        c-sources: adjustor/Nativei386.c
-      if arch(x86_64)
-        if os(mingw32)
-          asm-sources: adjustor/NativeAmd64MingwAsm.S
-          c-sources: adjustor/NativeAmd64Mingw.c
+           "-Wl,-u,base_GHCziTopHandler_runIO_closure"
+           "-Wl,-u,base_GHCziTopHandler_runNonIO_closure"
+           "-Wl,-u,ghczmprim_GHCziTupleziPrim_Z0T_closure"
+           "-Wl,-u,ghczmprim_GHCziTypes_True_closure"
+           "-Wl,-u,ghczmprim_GHCziTypes_False_closure"
+           "-Wl,-u,base_GHCziPack_unpackCString_closure"
+           "-Wl,-u,base_GHCziWeakziFinalizze_runFinalizzerBatch_closure"
+           "-Wl,-u,base_GHCziIOziException_stackOverflow_closure"
+           "-Wl,-u,base_GHCziIOziException_heapOverflow_closure"
+           "-Wl,-u,base_GHCziIOziException_allocationLimitExceeded_closure"
+           "-Wl,-u,base_GHCziIOziException_blockedIndefinitelyOnMVar_closure"
+           "-Wl,-u,base_GHCziIOziException_blockedIndefinitelyOnSTM_closure"
+           "-Wl,-u,base_GHCziIOziException_cannotCompactFunction_closure"
+           "-Wl,-u,base_GHCziIOziException_cannotCompactPinned_closure"
+           "-Wl,-u,base_GHCziIOziException_cannotCompactMutable_closure"
+           "-Wl,-u,base_GHCziIOPort_doubleReadException_closure"
+           "-Wl,-u,base_ControlziExceptionziBase_nonTermination_closure"
+           "-Wl,-u,base_ControlziExceptionziBase_nestedAtomically_closure"
+           "-Wl,-u,base_GHCziEventziThread_blockedOnBadFD_closure"
+           "-Wl,-u,base_GHCziConcziSync_runSparks_closure"
+           "-Wl,-u,base_GHCziConcziIO_ensureIOManagerIsRunning_closure"
+           "-Wl,-u,base_GHCziConcziIO_interruptIOManager_closure"
+           "-Wl,-u,base_GHCziConcziIO_ioManagerCapabilitiesChanged_closure"
+           "-Wl,-u,base_GHCziConcziSignal_runHandlersPtr_closure"
+           "-Wl,-u,base_GHCziTopHandler_flushStdHandles_closure"
+           "-Wl,-u,base_GHCziTopHandler_runMainIO_closure"
+           "-Wl,-u,ghczmprim_GHCziTypes_Czh_con_info"
+           "-Wl,-u,ghczmprim_GHCziTypes_Izh_con_info"
+           "-Wl,-u,ghczmprim_GHCziTypes_Fzh_con_info"
+           "-Wl,-u,ghczmprim_GHCziTypes_Dzh_con_info"
+           "-Wl,-u,ghczmprim_GHCziTypes_Wzh_con_info"
+           "-Wl,-u,base_GHCziPtr_Ptr_con_info"
+           "-Wl,-u,base_GHCziPtr_FunPtr_con_info"
+           "-Wl,-u,base_GHCziInt_I8zh_con_info"
+           "-Wl,-u,base_GHCziInt_I16zh_con_info"
+           "-Wl,-u,base_GHCziInt_I32zh_con_info"
+           "-Wl,-u,base_GHCziInt_I64zh_con_info"
+           "-Wl,-u,base_GHCziWord_W8zh_con_info"
+           "-Wl,-u,base_GHCziWord_W16zh_con_info"
+           "-Wl,-u,base_GHCziWord_W32zh_con_info"
+           "-Wl,-u,base_GHCziWord_W64zh_con_info"
+           "-Wl,-u,base_GHCziStable_StablePtr_con_info"
+           "-Wl,-u,hs_atomic_add8"
+           "-Wl,-u,hs_atomic_add16"
+           "-Wl,-u,hs_atomic_add32"
+           "-Wl,-u,hs_atomic_sub8"
+           "-Wl,-u,hs_atomic_sub16"
+           "-Wl,-u,hs_atomic_sub32"
+           "-Wl,-u,hs_atomic_and8"
+           "-Wl,-u,hs_atomic_and16"
+           "-Wl,-u,hs_atomic_and32"
+           "-Wl,-u,hs_atomic_nand8"
+           "-Wl,-u,hs_atomic_nand16"
+           "-Wl,-u,hs_atomic_nand32"
+           "-Wl,-u,hs_atomic_or8"
+           "-Wl,-u,hs_atomic_or16"
+           "-Wl,-u,hs_atomic_or32"
+           "-Wl,-u,hs_atomic_xor8"
+           "-Wl,-u,hs_atomic_xor16"
+           "-Wl,-u,hs_atomic_xor32"
+           "-Wl,-u,hs_cmpxchg8"
+           "-Wl,-u,hs_cmpxchg16"
+           "-Wl,-u,hs_cmpxchg32"
+           "-Wl,-u,hs_cmpxchg64"
+           "-Wl,-u,hs_xchg8"
+           "-Wl,-u,hs_xchg16"
+           "-Wl,-u,hs_xchg32"
+           "-Wl,-u,hs_xchg64"
+           "-Wl,-u,hs_atomicread8"
+           "-Wl,-u,hs_atomicread16"
+           "-Wl,-u,hs_atomicread32"
+           "-Wl,-u,hs_atomicwrite8"
+           "-Wl,-u,hs_atomicwrite16"
+           "-Wl,-u,hs_atomicwrite32"
+           "-Wl,-u,base_GHCziStackziCloneStack_StackSnapshot_closure"
+
+        if flag(find-ptr)
+          -- This symbol is useful in gdb, but not referred to anywhere,
+          -- so we need to force it to be included in the binary.
+          ld-options: "-Wl,-u,findPtr"
+
+      if os(windows)
+        if flag(leading-underscore)
+          ld-options:
+             "-Wl,-u,_base_GHCziEventziWindows_processRemoteCompletion_closure"
         else
-          asm-sources: adjustor/NativeAmd64Asm.S
-          c-sources: adjustor/NativeAmd64.c
-      if arch(ppc) || arch(ppc64)
-        asm-sources: AdjustorAsm.S
-        c-sources: adjustor/NativePowerPC.c
-      if arch(ia64)
-        c-sources: adjustor/NativeIA64.c
-
-    -- Use assembler STG entrypoint on architectures where it is used
-    if arch(ppc) || arch(ppc64) || arch(s390x) || arch(riscv64)
-      asm-sources: StgCRunAsm.S
-
-    c-sources: Adjustor.c
-               adjustor/AdjustorPool.c
-               ExecPage.c
-               Arena.c
-               Capability.c
-               CheckUnload.c
-               CloneStack.c
-               ClosureFlags.c
-               ClosureSize.c
-               Continuation.c
-               Disassembler.c
-               FileLock.c
-               ForeignExports.c
-               Globals.c
-               Hash.c
-               Heap.c
-               Hpc.c
-               HsFFI.c
-               Inlines.c
-               Interpreter.c
-               IOManager.c
-               LdvProfile.c
-               Libdw.c
-               LibdwPool.c
-               Linker.c
-               ReportMemoryMap.c
-               Messages.c
-               OldARMAtomic.c
-               PathUtils.c
-               Pool.c
-               Printer.c
-               ProfHeap.c
-               ProfilerReport.c
-               ProfilerReportJson.c
-               Profiling.c
-               IPE.c
-               Proftimer.c
-               RaiseAsync.c
-               RetainerProfile.c
-               RetainerSet.c
-               RtsAPI.c
-               RtsDllMain.c
-               RtsFlags.c
-               RtsMain.c
-               RtsMessages.c
-               RtsStartup.c
-               RtsSymbolInfo.c
-               RtsSymbols.c
-               RtsUtils.c
-               STM.c
-               Schedule.c
-               Sparks.c
-               SpinLock.c
-               StableName.c
-               StablePtr.c
-               StaticPtrTable.c
-               Stats.c
-               StgCRun.c
-               StgPrimFloat.c
-               Task.c
-               ThreadLabels.c
-               ThreadPaused.c
-               Threads.c
-               Ticky.c
-               Timer.c
-               TopHandler.c
-               Trace.c
-               TraverseHeap.c
-               TraverseHeapTest.c
-               WSDeque.c
-               Weak.c
-               eventlog/EventLog.c
-               eventlog/EventLogWriter.c
-               hooks/FlagDefaults.c
-               hooks/LongGCSync.c
-               hooks/MallocFail.c
-               hooks/OnExit.c
-               hooks/OutOfHeap.c
-               hooks/StackOverflow.c
-               linker/CacheFlush.c
-               linker/Elf.c
-               linker/InitFini.c
-               linker/LoadArchive.c
-               linker/M32Alloc.c
-               linker/MMap.c
-               linker/MachO.c
-               linker/macho/plt.c
-               linker/macho/plt_aarch64.c
-               linker/PEi386.c
-               linker/SymbolExtras.c
-               linker/elf_got.c
-               linker/elf_plt.c
-               linker/elf_plt_aarch64.c
-               linker/elf_plt_arm.c
-               linker/elf_reloc.c
-               linker/elf_reloc_aarch64.c
-               linker/elf_tlsgd.c
-               linker/elf_util.c
-               sm/BlockAlloc.c
-               sm/CNF.c
-               sm/Compact.c
-               sm/Evac.c
-               sm/Evac_thr.c
-               sm/GC.c
-               sm/GCAux.c
-               sm/GCUtils.c
-               sm/MBlock.c
-               sm/MarkWeak.c
-               sm/NonMoving.c
-               sm/NonMovingCensus.c
-               sm/NonMovingMark.c
-               sm/NonMovingScav.c
-               sm/NonMovingShortcut.c
-               sm/NonMovingSweep.c
-               sm/Sanity.c
-               sm/Scav.c
-               sm/Scav_thr.c
-               sm/Storage.c
-               sm/Sweep.c
-               fs.c
-               -- I wish we had wildcards..., this would be:
-               -- *.c hooks/**/*.c sm/**/*.c eventlog/**/*.c linker/**/*.c
-
-    if os(windows)
-       c-sources: win32/AsyncMIO.c
-                  win32/AsyncWinIO.c
-                  win32/AwaitEvent.c
-                  win32/ConsoleHandler.c
-                  win32/GetEnv.c
-                  win32/GetTime.c
-                  win32/MIOManager.c
-                  win32/OSMem.c
-                  win32/OSThreads.c
-                  win32/ThrIOManager.c
-                  win32/Ticker.c
-                  win32/WorkQueue.c
-                  win32/veh_excn.c
-                  -- win32/**/*.c
-    elif arch(wasm32)
-      asm-sources: wasm/Wasm.S
-      c-sources: wasm/StgRun.c
-                 wasm/GetTime.c
-                 wasm/OSMem.c
-                 wasm/OSThreads.c
-                 posix/Select.c
-    else
-       c-sources: posix/GetEnv.c
-                  posix/GetTime.c
-                  posix/Ticker.c
-                  posix/OSMem.c
-                  posix/OSThreads.c
-                  posix/Select.c
-                  posix/Signals.c
-                  posix/TTY.c
-                  -- ticker/*.c
-                  -- We don't want to compile posix/ticker/*.c, these will be #included
-                  -- from Ticker.c
+          ld-options:
+             "-Wl,-u,base_GHCziEventziWindows_processRemoteCompletion_closure"
+
+      if os(osx)
+        ld-options: "-Wl,-search_paths_first"
+                    -- See Note [fd_set_overflow]
+                    "-Wl,-U,___darwin_check_fd_set_overflow"
+        if !arch(x86_64) && !arch(aarch64)
+           ld-options: -read_only_relocs warning
+
+      cmm-sources: Apply.cmm
+                   Compact.cmm
+                   ContinuationOps.cmm
+                   Exception.cmm
+                   HeapStackCheck.cmm
+                   PrimOps.cmm
+                   StgMiscClosures.cmm
+                   StgStartup.cmm
+                   StgStdThunks.cmm
+                   Updates.cmm
+                   -- AutoApply is generated
+                   AutoApply.cmm
+
+      -- Adjustor stuff
+      if flag(libffi-adjustors)
+        c-sources: adjustor/LibffiAdjustor.c
+      else
+        -- Use GHC's native adjustors
+        if arch(i386)
+          asm-sources: adjustor/Nativei386Asm.S
+          c-sources: adjustor/Nativei386.c
+        if arch(x86_64)
+          if os(mingw32)
+            asm-sources: adjustor/NativeAmd64MingwAsm.S
+            c-sources: adjustor/NativeAmd64Mingw.c
+          else
+            asm-sources: adjustor/NativeAmd64Asm.S
+            c-sources: adjustor/NativeAmd64.c
+        if arch(ppc) || arch(ppc64)
+          asm-sources: AdjustorAsm.S
+          c-sources: adjustor/NativePowerPC.c
+        if arch(ia64)
+          c-sources: adjustor/NativeIA64.c
+
+      -- Use assembler STG entrypoint on architectures where it is used
+      if arch(ppc) || arch(ppc64) || arch(s390x) || arch(riscv64)
+        asm-sources: StgCRunAsm.S
+
+      c-sources: Adjustor.c
+                 adjustor/AdjustorPool.c
+                 ExecPage.c
+                 Arena.c
+                 Capability.c
+                 CheckUnload.c
+                 CloneStack.c
+                 ClosureFlags.c
+                 ClosureSize.c
+                 Continuation.c
+                 Disassembler.c
+                 FileLock.c
+                 ForeignExports.c
+                 Globals.c
+                 Hash.c
+                 Heap.c
+                 Hpc.c
+                 HsFFI.c
+                 Inlines.c
+                 Interpreter.c
+                 IOManager.c
+                 LdvProfile.c
+                 Libdw.c
+                 LibdwPool.c
+                 Linker.c
+                 ReportMemoryMap.c
+                 Messages.c
+                 OldARMAtomic.c
+                 PathUtils.c
+                 Pool.c
+                 Printer.c
+                 ProfHeap.c
+                 ProfilerReport.c
+                 ProfilerReportJson.c
+                 Profiling.c
+                 IPE.c
+                 Proftimer.c
+                 RaiseAsync.c
+                 RetainerProfile.c
+                 RetainerSet.c
+                 RtsAPI.c
+                 RtsDllMain.c
+                 RtsFlags.c
+                 RtsMain.c
+                 RtsMessages.c
+                 RtsStartup.c
+                 RtsSymbolInfo.c
+                 RtsSymbols.c
+                 RtsUtils.c
+                 STM.c
+                 Schedule.c
+                 Sparks.c
+                 SpinLock.c
+                 StableName.c
+                 StablePtr.c
+                 StaticPtrTable.c
+                 Stats.c
+                 StgCRun.c
+                 StgPrimFloat.c
+                 Task.c
+                 ThreadLabels.c
+                 ThreadPaused.c
+                 Threads.c
+                 Ticky.c
+                 Timer.c
+                 TopHandler.c
+                 Trace.c
+                 TraverseHeap.c
+                 TraverseHeapTest.c
+                 WSDeque.c
+                 Weak.c
+                 eventlog/EventLog.c
+                 eventlog/EventLogWriter.c
+                 hooks/FlagDefaults.c
+                 hooks/LongGCSync.c
+                 hooks/MallocFail.c
+                 hooks/OnExit.c
+                 hooks/OutOfHeap.c
+                 hooks/StackOverflow.c
+                 linker/CacheFlush.c
+                 linker/Elf.c
+                 linker/InitFini.c
+                 linker/LoadArchive.c
+                 linker/M32Alloc.c
+                 linker/MMap.c
+                 linker/MachO.c
+                 linker/macho/plt.c
+                 linker/macho/plt_aarch64.c
+                 linker/PEi386.c
+                 linker/SymbolExtras.c
+                 linker/elf_got.c
+                 linker/elf_plt.c
+                 linker/elf_plt_aarch64.c
+                 linker/elf_plt_arm.c
+                 linker/elf_reloc.c
+                 linker/elf_reloc_aarch64.c
+                 linker/elf_tlsgd.c
+                 linker/elf_util.c
+                 sm/BlockAlloc.c
+                 sm/CNF.c
+                 sm/Compact.c
+                 sm/Evac.c
+                 sm/Evac_thr.c
+                 sm/GC.c
+                 sm/GCAux.c
+                 sm/GCUtils.c
+                 sm/MBlock.c
+                 sm/MarkWeak.c
+                 sm/NonMoving.c
+                 sm/NonMovingCensus.c
+                 sm/NonMovingMark.c
+                 sm/NonMovingScav.c
+                 sm/NonMovingShortcut.c
+                 sm/NonMovingSweep.c
+                 sm/Sanity.c
+                 sm/Scav.c
+                 sm/Scav_thr.c
+                 sm/Storage.c
+                 sm/Sweep.c
+                 fs.c
+                 -- I wish we had wildcards..., this would be:
+                 -- *.c hooks/**/*.c sm/**/*.c eventlog/**/*.c linker/**/*.c
+
+      if os(windows)
+         c-sources: win32/AsyncMIO.c
+                    win32/AsyncWinIO.c
+                    win32/AwaitEvent.c
+                    win32/ConsoleHandler.c
+                    win32/GetEnv.c
+                    win32/GetTime.c
+                    win32/MIOManager.c
+                    win32/OSMem.c
+                    win32/OSThreads.c
+                    win32/ThrIOManager.c
+                    win32/Ticker.c
+                    win32/WorkQueue.c
+                    win32/veh_excn.c
+                    -- win32/**/*.c
+      elif arch(wasm32)
+        asm-sources: wasm/Wasm.S
+        c-sources: wasm/StgRun.c
+                   wasm/GetTime.c
+                   wasm/OSMem.c
+                   wasm/OSThreads.c
+                   posix/Select.c
+      else
+         c-sources: posix/GetEnv.c
+                    posix/GetTime.c
+                    posix/Ticker.c
+                    posix/OSMem.c
+                    posix/OSThreads.c
+                    posix/Select.c
+                    posix/Signals.c
+                    posix/TTY.c
+                    -- ticker/*.c
+                    -- We don't want to compile posix/ticker/*.c, these will be #included
+                    -- from Ticker.c
 
 
 -- Note [fd_set_overflow]