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2019-08-17Refactor set/unset string type flagsKOBAYASHI Shuji
Introduce `RSTR_SET_TYPE_FLAG` macro to set the specified string type flag and clear the others.
2019-08-17Merge pull request #4625 from dearblue/rindex-broken-utf8Yukihiro "Matz" Matsumoto
Fix `String#rindex` with invalid UTF-8 string
2019-08-17Implement `Array#each` using inline mruby bytecode.Yukihiro "Matz" Matsumoto
2019-08-17Fix `String#rindex` with invalid UTF-8 stringdearblue
Previously `String#rindex` returned the wrong index when given an invalid UTF-8 string. ```terminal % ruby26 -e 'str = "\xf0☀\xf1☁\xf2☂\xf3☃\xf0☀\xf1☁\xf2☂\xf3☃"; p str.rindex("☁")' 11 % ./mruby-head -e 'str = "\xf0☀\xf1☁\xf2☂\xf3☃\xf0☀\xf1☁\xf2☂\xf3☃"; p str.rindex("☁")' nil % ./mruby-patched -e 'str = "\xf0☀\xf1☁\xf2☂\xf3☃\xf0☀\xf1☁\xf2☂\xf3☃"; p str.rindex("☁")' 11 ```
2019-08-17Stop using `mrb_to_str` as a converter (it is not).Yukihiro "Matz" Matsumoto
2019-08-17Avoid `mrb_funcall` from `Class#new` when no overloading.Yukihiro "Matz" Matsumoto
2019-08-16Merge pull request #4633 from ↵Yukihiro "Matz" Matsumoto
shuujii/shared-fshared-string-is-not-required-when-sharing-nofree-string SHARED/FSHARED string is not required when sharing NOFREE string
2019-08-16Optimize bytecode for `Class#new`.Yukihiro "Matz" Matsumoto
2019-08-16Implement `Class#new` using inline mruby bytecode.Yukihiro "Matz" Matsumoto
2019-08-16SHARED/FSHARED string is not required when sharing NOFREE stringKOBAYASHI Shuji
I think the string buffer of NOFREE string always exists and does not need to be released, so it can be shared as another NOFREE string. Also changed the `mrb_shared_string` field order so that eliminate padding if `int` and `mrb_int` sizes are less than pointer size.
2019-08-16Avoid creating unnecessary empty arrays on splat.Yukihiro "Matz" Matsumoto
But this changes requires `OP_ARYCAT` and `OP_ARYPUSH` to accept `nil` as their first operand. Alternative VMs (e.g. `mruby/c`) that understand mruby bytecode need to be updated.
2019-08-16Stop raising exceptions from `undef` C API.Yukihiro "Matz" Matsumoto
Some `undef' functions may be called before initialization, thus causes infinite error recursion.
2019-08-15Remove unneeded `#include` in `src/string.c`KOBAYASHI Shuji
2019-08-14Extract initialization code of shared and fshared string to functionKOBAYASHI Shuji
2019-08-14Avoid array copying in `mrb_instance_new`.Yukihiro "Matz" Matsumoto
2019-08-14Integrate `kazuho/mruby-class-new-fiber-safe` in the master.Yukihiro "Matz" Matsumoto
Avoid calling `initialize` via `mrb_funcall`, which cause `cross C boundary` error from Fibers started in the method.
2019-08-14Small refactoring on #4630Yukihiro "Matz" Matsumoto
2019-08-14Remove `MRB_API` from functions only called from `vm.c`.Yukihiro "Matz" Matsumoto
* `mrb_vm_define_class` * `mrb_vm_define_module` Only functions called from user code requires `MRB_API`.
2019-08-13Extract `struct RString` initialization code to functionKOBAYASHI Shuji
2019-08-12`mrb_str_pool` can embed one more byte; ref #4626KOBAYASHI Shuji
2019-08-12Merge pull request #4626 from ↵Yukihiro "Matz" Matsumoto
shuujii/mrb_str_modify_keep_ascii-can-embed-one-more-byte `mrb_str_modify_keep_ascii` can embed one more byte
2019-08-12Replacing region may overwrap with the target region; fix #4627Yukihiro "Matz" Matsumoto
2019-08-11Revert "Should have cleared `mrb->globals` in `mrb_gc_free_gv`; fix #4618"Yukihiro "Matz" Matsumoto
This reverts commit 3dc8d9d7b3d0be2f91fa050a13e3b422500df628.
2019-08-11Reorder finalization to avoid potential crash; ref #4618Yukihiro "Matz" Matsumoto
`mrb_gc_destroy` may call other mruby API functions from the finalizers. So call that function first.
2019-08-11Add `NUL` always to short strings; ref 98fc887Yukihiro "Matz" Matsumoto
2019-08-11`mrb_str_modify_keep_ascii` can embed one more byteKOBAYASHI Shuji
The condition to make an embedded string was incorrect. Because there were several similar codes, extracted into `RSTR_EMBEDDABLE_P` macro.
2019-08-07Update `mrb_to_str` and related functions.Yukihiro "Matz" Matsumoto
Contrary to the name, `mrb_to_str` just checks type, no conversion.
2019-08-07Reorganize `mrb_string_value_cstr` and related functions.Yukihiro "Matz" Matsumoto
`mrb_string_value_cstr` and `mrb_string_value_len`: obsolete `mrb_string_cstr`: new function to retrieve NULL terminated C string `RSTRING_CSTR`: wrapper macro of `mrb_string_cstr`
2019-08-06Add `mrb_noreturn` to `cmperr()` in `src/numeric.c`KOBAYASHI Shuji
2019-08-06Should have cleared `mrb->globals` in `mrb_gc_free_gv`; fix #4618Yukihiro "Matz" Matsumoto
2019-08-05Use new specifiers/modifiers of `mrb_vfromat()`KOBAYASHI Shuji
The binary sizes (gems are only `mruby-bin-mruby`) are reduced slightly in my environment than before the introduction of new specifiers/modifiers (5116789a) with this change. ------------+-------------------+-------------------+-------- BINARY | BEFORE (5116789a) | AFTER (This PR) | RATIO ------------+-------------------+-------------------+-------- mruby | 593416 bytes | 593208 bytes | -0.04% libmruby.a | 769048 bytes | 767264 bytes | -0.23% ------------+-------------------+-------------------+-------- BTW, I accidentally changed `tasks/toolchains/visualcpp.rake` at #4613, so I put it back.
2019-08-03Change second argument to `%l` of `mrb_vformat()` to `size_t` from `mrb_int`KOBAYASHI Shuji
- `size_t` is more commonly used. - `len` argument of `mrb_str_new()` is `size_t`. NOTE: The test for `%l` is temporarily disabled because adding a new type to `mrbgems/mruby-test/vformat.c` causes an error (memory error?) on Visual Studio 2017 in AppVeyor.
2019-08-03Fix `mrb_vformat("%f")` with `MRB_USE_FLOAT`KOBAYASHI Shuji
It potentially not work when `mrb_float` is `float` because `float` variable in variable length arguments is promoted to `double`. Also I fixed build with `MRB_WITHOUT_FLOAT`.
2019-08-02Change the `mrb_vformat` specifier `%d` for `int`KOBAYASHI Shuji
It potentially breaks, for example, in the case of `mrb_int` is 64-bit and more smaller type is passed by `%d`. In fact, the problem could become apparent when I used `%d` to `backtrace_location::lineno` in `src/backtrace.c:mrb_unpack_backtrace()` on AppVeyor. Therefore, change `%d` for `int` (not `mrb_int`) so that it can be used mostly without casting.
2019-08-01Add new specifiers/modifiers to format string of `mrb_vfromat()`KOBAYASHI Shuji
Format sequence syntax: %[modifier]specifier Modifiers: ----------+------------------------------------------------------------ Modifier | Meaning ----------+------------------------------------------------------------ ! | Convert to string by corresponding `inspect` instead of | corresponding `to_s`. ----------+------------------------------------------------------------ Specifiers: ----------+----------------+-------------------------------------------- Specifier | Argument Type | Note ----------+----------------+-------------------------------------------- c | char | d,i | mrb_int | f | mrb_float | l | char*, mrb_int | Arguments are string and length. n | mrb_sym | s | char* | Argument is NUL terminated string. t | mrb_value | Convert to type (class) of object. v,S | mrb_value | C | struct RClass* | T | mrb_value | Convert to real type (class) of object. Y | mrb_value | Same as `!v` if argument is `true`, `false` | | or `nil`, otherwise same as `T`. % | - | Convert to percent sign itself (no argument | | taken). ----------+----------------+-------------------------------------------- This change will increase the binary size, but replacing all format strings with new specifiers/modifiers will decrease the size because it reduces inline expansion of `mrb_obj_value()`, etc. at the caller.
2019-07-31Avoid `MRB_INT_MIN` to apply `fixdivmod`.Yukihiro "Matz" Matsumoto
`MRB_INT_MIN` is the only integer value that has no corresponding positive integer value (i.e. `-MRB_INT_MIN` = `MRB_INT_MIN`).
2019-07-31Normalize floating point negative zero to positive zero in `flodivmod'.Yukihiro "Matz" Matsumoto
2019-07-31Should return +/- infinity for float division by zero.Yukihiro "Matz" Matsumoto
2019-07-31Use `NULL` instead of `0` for null pointers.Yukihiro "Matz" Matsumoto
2019-07-30Fixed integer overflow in `lshift`.Yukihiro "Matz" Matsumoto
2019-07-22Merge pull request #4590 from shuujii/fix-Module-dup-to-frozen-moduleYukihiro "Matz" Matsumoto
Fix `Module#dup` to frozen module
2019-07-22Set `MRB_STR_ASCII` flag in `String#inspect`KOBAYASHI Shuji
`String#inspect` can set `MRB_STR_ASCII` flag to receiver and return value because it checks character byte length.
2019-07-22No rounding needed if 'ndigits` is bigger than `DBL_DIG+2`; fix #4566Yukihiro "Matz" Matsumoto
2019-07-20Fix `Module#dup` to frozen moduleKOBAYASHI Shuji
Before this patch: $ bin/mruby -e 'p Module.new.freeze.dup.frozen?' #=> true After this patch (same as Ruby): $ bin/mruby -e 'p Module.new.freeze.dup.frozen?' #=> false
2019-07-18Merge pull request #4575 from dearblue/attr-use-stackYukihiro "Matz" Matsumoto
Use stack memory for small name of attr accessors
2019-07-18Clear `env` before top-level execution; fix #4581Yukihiro "Matz" Matsumoto
2019-07-17Avoid `MRB_INLINE` for `mrb_str_modify()`; ref #4579Yukihiro "Matz" Matsumoto
Functions that are called infrequently need not to be inline.
2019-07-16Copy receiver's `MRB_STR_ASCII` flag in some methods of `String`KOBAYASHI Shuji
2019-07-16Merge pull request #4580 from shuujii/unify-type-of-line-number-to-uint16_tYukihiro "Matz" Matsumoto
Unify type of line number to `uint16_t`
2019-07-16Merge pull request #4579 from ↵Yukihiro "Matz" Matsumoto
shuujii/keep-MRB_STR_ASCII-flag-in-some-methods-of-String Keep `MRB_STR_ASCII` flag in some methods of `String`