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* system: some documentation improvements (#10809)Miran2019-03-114-36/+56
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* move assertions and iterators out of system.nim (#10597)Miran2019-03-073-0/+379
| | | | | * move assertions and iterators out of system.nim * limit nimsuggest tests to the first 3 suggestions
* code cleanup: there is no MoveError and sinks are always availableAndreas Rumpf2019-03-041-5/+0
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* make 'doc io.nim' workAndreas Rumpf2019-03-041-0/+1
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* add wasm32 platformJacek Sieka2019-03-031-0/+2
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* improved documentation for several modules (#10752)Miran2019-03-012-45/+66
| | | | | | | | | | | | More detailed documentation for: * md5 * hashes Mostly cosmetic improvements for: * threadpool * typetraits * channels * threads
* Initial version of the hot-code reloading support for native targets (#10729)zah2019-02-267-16/+16
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * squashed work by Zahary * squashing a ton of useful history... otherwise rebasing on top of upstream Nim after commit 82c009a2cbc5d07ab9a847f1c58228a20efaf219 would be impossible. * Code review changes; Working test suite (without code reloading enabled) * - documentation - implemented the HCR test - almost works... - fix the issue on Unix where for executable targets the source file for the main module of a project in nimcache was being overwritten with the binary itself (and thus the actual source code was lost) - fixing embedded paths to shared objects on unix (the "lib" prefix was being prepended to the entire path instead of just the filename) - other fixes - removing unnecessary includes since that file is already included in chcks.nim which is in turn included in system.nim (and previously was getting imported in chcks.nim but then system.nim improts something... and that breaks HCR (perhaps it could be fixed but it would be nice not to import anything in system)) * fix for clang & C++ - explicitly casting a function pointer to void* more stable mangling of parameter names when HCR is on the length of the static arrays in the DatInit functions is now part of the name of the variables, so when they get resized they get also recreated more stable mangling for inline functions - no longer depends on the module which first used them work on the new complicated HCR test - turned surprisingly complex - WIP test now successfully passes even when re-running `koch test` (previously when the nimcache wasn't cold that lead to errors) better documentation calling setStackBottomWith for PreMain passes over the HcrInit/DatInit/Init calls of all modules are now in the proper order (first all of one type, then all of the next). Also typeinfo globals are registered (created) in a single pass before the DatInit pass (because of the way generic instantiations are handled) Fix the test suite execution on macOs fix for being able to query the program arguments when using HCR on posix! other fixes * Bugfix: Fix a compilation error in C++ mode when a function pointer is converted to a raw pointer * basic documentation for the new hot code reloading semantics * Add change log entry * Don't re-execute the top-level statements while reloading JS code * fix a number of tests broken in a recent bugfix * Review changes * Added {.executeOnReload.} pragma that indicates top-level statements that should be executed on each reload. To make this work, I've modified the way the `if (hcr_init_) {...}` guards are produced in the init code. This still needs more work as the new guards seem to be inserted within the previously generated guards. This change also removes the need for `lastRegistedGlobal` in nimhcr. * Implemented the `signatureHash` magic and the `hasModuleChanged` API depending on it (the actual logic is not imlemented yet). * Add the "hcr" prefix to all HCR-related symbols in the system module. Added a new `hotcodereloading` module exporting the high-level API to the user. Besides being more hygienic, this was also required in order to make it possible to use macros in the high-level API. Without the split, `system` would have to import `macros`, which was going to produce the well-known init problems. * Attempted to solve the "GC markers problem". Crashes were expected with the previous code, because the GC markers were compiled as normal procs are registered in the GC. When their module is unloaded, dangling pointers will remain in the GC tables. To solve this issue, I don't register any GC markers when HCR is on, but I add them to the HCR globals metadata and I use a single marker registed in nimhcr during the initialization of the system module that will be responsible for marking all globals. * fix a compilation error * - implemented the hasModuleChanged functionality - tuples can be returned and broken into different vars in global scope - added comments for the closnig scopes of the if statements in the init proc - the new executeOnReload pragma works now! - other fixes * finally! fixing this hack in a proper way - declaring the destructor out of line (out of the class body) - we no longer need to forward-declare popCurrentExceptionEx * Force full module parsing This is a temporary hack that breaks some tests. I'll investigate later how these can be fixed. * tuples are now properly handled when global! * these comments mess up the codegen in debug mode when $n is not actually a new line (or something like that) - these labels are intended only for GOTO labels anyway... * "solved" the issue with the .pdb locks on windows when a binary is being debugged and hot code reloading is used at the same time * fixes after rebasing... * small fixes for the test * better handling of globals! no more compiler crashes for locals with the global pragma, also simplified code around loops in global scope which have local vars (actually globals) * we can now use the global pragma even for ... globals! * the right output * lets try those boehm GC tests * after the test is ran it will be at its starting state - no git modifications * clarification in the docs * removed unnecessary line directives for forward declarations of functions - they were causing trouble with hot code reloading when no semantic change propagates to the main module but a line directive got changed and thus the main module had to be recompiled since the .c code had changed * fixed bug! was inserting duplicate keys into the table and later was removing only 1 copy of all the duplicates (after a few reloads) * no longer breaking into DatInit code when not supposed to * fixes after rebasing * yet more fixes after rebasing * Update jssys.nim * Rework the HCR path-handling logic After reviewing the code more carefully, I've noticed that the old logic will be broken when the user overrides the '--out:f' compiler option. Besides fixing this issues, I took the opportunity to implement the missing '--outdir:d' option. Other changes: * ./koch test won't overwrite any HCR and RTL builds located in nim/lib * HCR and RTL are compiled with --threads:on by default * Clean up the globals registration logic * Handle non-flattened top-level stmtlists in JS as well * The HCR is not supported with the Boehm GC yet Also fixes some typos and the expected output of the HCR integration test * The GC marker procs are now properly used as trampolines * Fix the HCR integration test in release builds * Fix ./koch tools * this forward declaration doesn't seem to be necessary, and in fact breaks HCR because a 2nd function pointer is emitted for this externed/rtl func * the forward declaration I removed in the last commit was actually necessary * Attempt to make all tests green * Fix tgenscript * BAT file for running the HCR integration test on Windows [skip ci] * Fix the docgen tests * A final fix for Travis (hopefully)
* code cleanup: there is no tyOptRefAndreas Rumpf2019-02-227-32/+18
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* gc:destructors: make system/repr compileAndreas Rumpf2019-02-211-1/+16
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* revive #10228 (fix #9880) (#10610)Timothee Cour2019-02-132-5/+7
| | | | | | * Make index out of bounds more useful by including the 'bounds'. * fixes #9880 index out of bounds (remaining cases); revives #10228 * change err msg to: `index 3 not in 0 .. 1`
* Add note on channel usage with spawn (#10627) [ci skip]Federico Ceratto2019-02-131-3/+8
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* sets: avoid calling countBits32 for 0 (#10619)Brent Pedersen2019-02-131-3/+3
| | | | | | | | | this speeds up the system.sets time from ~0.2 to ~0.06 in release mode. This is still slower than intsets and tables (which both are ~0.01). This assumes that most sets will be sparse. fixes #10617
* Move cpp exception handler from system to excpt next to the signal handler ↵cooldome2019-02-131-0/+18
| | | | | | (#9435)
* Merge branch 'devel' into araq-quirky-exceptionsAndreas Rumpf2019-02-0822-267/+593
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| * helpers2 now has a real nameAraq2019-02-072-1/+1
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| * further system.nim cleanupsAndreas Rumpf2019-02-065-42/+31
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| * system refactorings (#10559)Andreas Rumpf2019-02-0612-539/+773
| | | | | | | | | | | | | | | | * move IO subsystem into its own module; refs #10385 * make standalone test compile again * make C++ examples compile again * make more tests green * make sysAssert and gcAssert work again
| * fix #10488 GC memory leak regression (#10498)Timothee Cour2019-01-301-1/+4
| | | | | | | | | | | | * fix #10488 GC memory leak regression * re-enable gch.stack.bottom.repr but only inside when defined(logGC)
| * gc: destructors is beginning to work (#10483)Andreas Rumpf2019-01-293-15/+30
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * kochdocs.nim: code cleanup * docgen: nicer indentation * parser.nim: code cleanup * fixes #10458 * make tests green again * make =destroy mixins * gc:destructors: produced C code is almost working * --gc:destructors simple program compiles (but leaks memory) * gc:destructors make examples compile in C++ mode * destructors: string implementation bugfixes * strs.nim: minor code cleanup * destructors: builtin seqs are beginning to work * remove debugging helpers
| * Add link to nims.html (#10472) [ci skip]Federico Ceratto2019-01-271-0/+1
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| * Increase verbosity of logGC (#10449)Matt Haggard2019-01-261-9/+16
| | | | | | | | | | | | * Increase verbosity of logGC * Remove & c.repr to avoid re-entering the GC
| * gc:regions: undo the regression introducing changesAraq2019-01-251-2/+2
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| * excpt.nim: code cleanup, don't produce nimFrame in -d:release modeAraq2019-01-231-21/+15
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| * OutOfMemError is never raised so there is no need to check for it (produce ↵Araq2019-01-231-13/+6
| | | | | | | | less code)
| * make --define:noSignalHandler compile againAraq2019-01-221-1/+1
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| * Fix corner case of checked div/mod on x86 (#10406)LemonBoy2019-01-221-15/+29
| | | | | | Fixes #10377
| * allocators: introduce --define:nimMinHeapPages for tuning mmap calls (omg ↵Andreas Rumpf2019-01-192-6/+29
| | | | | | | | they are slow on OSX...)
| * Disable interior pointer checking by default for the Boehm GC. (#10316)Reimer Behrends2019-01-151-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The Boehm GC only needs interior pointer checking if pointers in global variables or on the heap point to the interior of an object rather than the beginning. If this does not happen, then checking for interior pointers causes additional overhead, in particular because any objects whose sizes are an exact multiple of two words gain another two words of padding, wasting memory. If checking of interior pointers is still desired, this can be achieved by setting the environment variable GC_ALL_INTERIOR_POINTERS. Pointers on the stack will always be treated as potential interior pointers, as compiler optimizations may advance the only live reference to a point past the beginning of an object.
| * Add stdin read support to nimscrit #3983 (#10292)genotrance2019-01-141-3/+26
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| * fixes #10271 [backport]Araq2019-01-131-1/+2
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| * make system.task compatible with NimScript; refs #10254Araq2019-01-131-2/+3
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| * make the stdlib work with the changed docgenAraq2019-01-111-1/+1
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| * add unsetControlCHook to remove a Ctrl-C hook after it was set (#7267)Vindaar2019-01-102-0/+6
| | | | | | | | | | | | | | | | | | * add unsetControlCHook to remove a Ctrl-C hook after it was set Adds the inverse proc to setControlCHook in order to lift a Ctrl-C hook after it has been set. * remove check for noSignalHandler in system/excpt.nim
| * add `isNamedTuple`; make $(1, 2) be (1, 2) instead of (Field0: 1, Field1: 2) ↵Timothee Cour2019-01-082-1/+20
| | | | | | | | | | | | | | | | | | | | | | | | | | which leaked implementation detail (#10070) * add `isNamedTuple`; make $(1, 2) be (1, 2) instead of leaking implementation detail (Field0: 1, Field1: 2) fixes this: #8670 (comment) /cc @alehander42 @Vindaar @mratsim * Note: isNamedTuple is useful in other places, eg #10010 (comment) * move isNamedTuple to helpers.nim to avoid exposing new symbol to system.nim * remove workaround in tests/vm/tissues.nim failing test now that #10218 was makes it work
| * system/strmantle: avoid leaking docs to system.nim [ci skip] (#10233)alaviss2019-01-081-1/+1
| | | | | | thanks @timotheecour for spotting this
| * fix system.nim documentations (#10168)alaviss2019-01-041-2/+2
| | | | | | | | | | * system: fix nimGC_getStackBottom doc * system/helpers: avoid leaking docs to system
| * Guard against null exception (#10162)rec2019-01-041-1/+1
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* | --define:nimQuirky exception handling for Nim; in preparation of a blog postAndreas Rumpf2019-01-031-0/+2
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* `checkErr` now shows actual system error msg instead of unknown error (#9987)Timothee Cour2018-12-271-3/+14
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* GC: avoid pathological behaviour; fixes #10040 [backport] (#10052)Andreas Rumpf2018-12-201-9/+9
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* Give better error message when profiler and memProfiler used at same time ↵Neelesh Chandola2018-12-191-0/+3
| | | | | | | | (#9948) * Give better error message when profiler and memProfiler used at same time * Move to profiler.nim
* see what breaks with a global config.nims (#10016)Andreas Rumpf2018-12-181-1/+1
|\ | | | | | | | | | | * see what breaks with a global config.nims * make tests green with a global config.nims file
| * make tests green with a global config.nims fileAraq2018-12-171-1/+1
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* | add `getCurrentCompilerExe` to vmops (eg allows to get nim compiler at CT); ↵Timothee Cour2018-12-181-0/+1
|/ | | | add tests for vmops (#9925)
* fixes #9420Araq2018-12-161-5/+6
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* timers.nim: avoid parser warningAraq2018-12-141-1/+1
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* cleanup of excpt.nimAndreas Rumpf2018-12-111-1/+4
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* Merge pull request #9923 from stefantalpalaru/calldepthAndreas Rumpf2018-12-111-3/+5
|\ | | | | replace misleading "stack overflow" message when reaching Nim's call depth limit
| * replace misleading "stack overflow" message on call depth limitȘtefan Talpalaru2018-12-101-3/+5
| | | | | | | | | | | | | | The new error message looks like this: "Error: call depth limit reached in a debug build (2000 function calls). You can change it with -d:nimCallDepthLimit=<int> or switch to a release build with -d:release."
* | refs #9880 show index and bound in lots of `index out of bounds` errorsTimothee Cour2018-12-092-1/+13
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