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Mark objects in iseqs by disassembly #39

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Mark objects in iseqs by disassembly #39

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dc9ce32
test/ruby/test_optimization.rb: fix compile kwarg
Feb 14, 2018
7606806
compile.c: drop freezestring insn on String#-@
Feb 14, 2018
8df47f8
configure.ac: Use `pthread_create` to determine if pthread is available
mame Feb 15, 2018
50700c4
thread_pthread.c: Use `getpagesize()` when `pthread_attr_getguardsize…
mame Feb 15, 2018
b4b4b94
gc.c: force STACK_GROW_DIRECTION for emscripten
mame Feb 15, 2018
0efd8bb
test/io/console/test_io_console.rb (test_oflush): Avoid race condition
mame Feb 15, 2018
9a9a4e8
Benchmarks for Array#values_at
nobu Feb 15, 2018
41e9e19
Array#values_at optimization
nobu Feb 15, 2018
d6db2d9
Avoid using `@` in macro substitution that confuses FreeBSD make
knu Feb 15, 2018
80c850e
Iterate over the catch table, and mark iseq in the table
tenderlove Jan 12, 2018
881ea05
Disasm instruction sequences and mark things managed by the GC
tenderlove Jan 12, 2018
969ccfd
Only add objects to the compile time mark array
tenderlove Jan 12, 2018
aaaffa4
Only de-reference when we need to check the object type
tenderlove Jan 17, 2018
5fa1733
Private function should be static, no return in `void`
tenderlove Jan 18, 2018
d3f6c51
CDHASH needs to stay in the mark array until compilation finishes
tenderlove Jan 18, 2018
9bed499
Fix bug when marking iseq before instruction have been translated
tenderlove Jan 19, 2018
8aeb2b8
Directly mark `once` instruction values
tenderlove Feb 2, 2018
65c9fc9
stop using a mark array
tenderlove Feb 2, 2018
6649dc4
Set a compile time flag so iseq marking knows about markables
tenderlove Feb 5, 2018
d6ca1ce
Introduce TS_ISE operand
tenderlove Feb 5, 2018
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compile.c: drop freezestring insn on String#-@ 
Followup to r62039 and remove the redundant freezestring
insn which was preventing deduplication from String#-@

* compile.c (iseq_peephole_optimize): drop freezestring insn on String#-@
  [ruby-core:85542] [Bug ruby#14475]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62407 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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normal committed Feb 14, 2018
commit 7606806cd9a75cd2a9efc1b17f86a57230bd92a6
6 changes: 3 additions & 3 deletions compile.c
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Expand Up @@ -2851,11 +2851,11 @@ iseq_peephole_optimize(rb_iseq_t *iseq, LINK_ELEMENT *list, const int do_tailcal
struct rb_call_info *ci = (struct rb_call_info *)OPERAND_AT(niobj, 0);
/*
* freezestring debug_info
* send <:+@, 0, ARG_SIMPLE>
* send <:+@, 0, ARG_SIMPLE> # :-@, too
* =>
* send <:+@, 0, ARG_SIMPLE>
* send <:+@, 0, ARG_SIMPLE> # :-@, too
*/
if (ci->mid == idUPlus &&
if ((ci->mid == idUPlus || ci->mid == idUMinus) &&
(ci->flag & VM_CALL_ARGS_SIMPLE) &&
ci->orig_argc == 0) {
ELEM_REMOVE(list);
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15 changes: 15 additions & 0 deletions test/ruby/test_optimization.rb
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Expand Up @@ -568,6 +568,21 @@ def test_peephole_string_literal_range
end
end

def test_peephole_dstr
code = "#{<<~'begin;'}\n#{<<~'end;'}"
begin;
exp = (-'a').object_id
z = 'a'
exp == (-"#{z}").object_id
end;
[ false, true ].each do |fsl|
iseq = RubyVM::InstructionSequence.compile(code,
frozen_string_literal: fsl)
assert_equal(true, iseq.eval,
"[ruby-core:85542] [Bug #14475] fsl: #{fsl}")
end
end

def test_branch_condition_backquote
bug = '[ruby-core:80740] [Bug #13444] redefined backquote should be called'
class << self
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