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Commit Graph

831 Commits

Author SHA1 Message Date
Dmitry Stogov
8f4cfe04eb JIT: Fix named arguments handling
Fixes oss-fuzz #41486
2021-11-29 18:37:49 +03:00
Dmitry Stogov
49f44e7ffc JIT: Fixed use-after-free caused by shift by negative number
Fixes oss-fuzz #41192
2021-11-25 22:21:44 +03:00
Dmitry Stogov
f9518c3850 Fixed incorrect narrowing to double
Fixes oss-fuzz #41223
2021-11-25 15:14:04 +03:00
Dmitry Stogov
3c53a9fd73 Fixed incorrect refcountion inference for BW_NOT
BW_NOT for emtpy string returns empty string

Fixes oss-fuzz #41280
2021-11-25 13:51:56 +03:00
Dmitry Stogov
f302430c72 Fixed incorrect DCE for ADD_ARRAY_ELEMENT instruction
DCE might remove INIT_ARRAY instruction but then keep the related
ADD_ARRAY_ELEMENT, becuse its both operands need to be freed.

Fixes oss-fuzz #41309
2021-11-25 13:33:26 +03:00
Dmitry Stogov
fac78ee760 JIT: Fixed memory leak 2021-11-17 13:59:35 +03:00
Dmitry Stogov
48a65fef6f JIT: Fixed memory lieak 2021-11-17 12:48:56 +03:00
Dmitry Stogov
fc35a6b93c Tracing JIT: Fixed abstract stack consistency for [QM_]ASSIGN of CV to itself 2021-11-15 23:25:16 +03:00
Dmitry Stogov
292d76d8a4 JIT: Fixed reference-counting inference 2021-11-15 10:39:58 +03:00
Dmitry Stogov
64fde17042 Fixed test 2021-11-12 22:48:50 +03:00
Dmitry Stogov
12d02e6227 Fixed incorrect guard elimination 2021-11-12 21:00:08 +03:00
Dmitry Stogov
64915775a7 JIT: Fixed incorrect MOD into BW_AND optimization 2021-11-10 21:14:41 +03:00
Dmitry Stogov
3081423706 Tracing JIT: Fixed register allocation
In case of side exit on ADD/SUB/MUL overflow source registers must be kept unchanged
2021-11-10 20:04:25 +03:00
Dmitry Stogov
3dba5566ce Tracing JIT: Fixed incorrect assumption about in-memeory zval type 2021-11-10 16:46:09 +03:00
Dmitry Stogov
45683703f1 JIT: Fixed memory leak 2021-11-10 12:49:20 +03:00
Dmitry Stogov
203c1b807e Tracing JIT: Fixed incorrect tracing type inference
There are some cases when IS_VAR/IS_TMP_VAR variables are set to IS_UNDEF.
TODO: It would be better to switch to IS_NULL in master.
2021-11-10 11:10:44 +03:00
Dmitry Stogov
535a0553e8 Fixed incorrect reference counter inference 2021-11-08 20:54:17 +03:00
Dmitry Stogov
8fe808207f JIT: Fixed incorrect guard elimination 2021-11-08 20:08:39 +03:00
Dmitry Stogov
7bf63243e1 JIT: Fixed incorrect guard elimination 2021-11-08 12:28:36 +03:00
Dmitry Stogov
34d22acc7e Tracing JIT: Fixed incorrect guard elimination 2021-11-03 23:37:00 +03:00
Dmitry Stogov
66d93c63ff Fixed type inference for FETCH_DIM_W without use 2021-11-03 19:44:38 +03:00
Dmitry Stogov
2605911272 Tracing JIT: Fixed reference counting when escape because of IS_UNDEF element (test) 2021-11-01 22:19:10 +03:00
Dmitry Stogov
5c43e0c0ee Fixed incorrect assumption about reference counting 2021-11-01 20:28:05 +03:00
Dmitry Stogov
f1e6a7d83d JIT: Fixed numeric string index handling 2021-11-01 18:50:32 +03:00
Dmitry Stogov
cd32b47235 JIT: Fixed register allocation in case of integer overflow 2021-11-01 16:46:41 +03:00
Nikita Popov
f8ec5a1d4c Fix range inference hang
We shouldn't switch from range to no range for ZEND_DIV and instead
explicitly return an overflowing range. Otherwise the range will
not actually get updated during widening, and we'll perform
essentially infinite narrowing.

Fixes oss-fuzz #40566.
2021-11-01 12:31:34 +01:00
Dmitry Stogov
d3251632ad Tracing JIT: Fixed incorrect assumption about in-memeory zval type 2021-10-22 14:38:38 +03:00
Dmitry Stogov
c7e974fc4e Tracing JIT: Fixed incorrect assumtion about temporary variable types clobbered by *_ROPE instructions 2021-10-21 21:35:57 +03:00
Dmitry Stogov
95c0dfc57f JIT: Fixed megamorphic call detection 2021-10-20 22:16:25 +03:00
Dmitry Stogov
38626dbaad JIT: Fixed memory leak 2021-10-20 10:38:47 +03:00
Dmitry Stogov
6bd5271c62 Fixed incorrect optimization that may cause JIT assertion 2021-10-18 23:18:52 +03:00
Dmitry Stogov
d3063c02c6 Tracing JIT: Fixed memory leak 2021-10-18 22:14:53 +03:00
Dmitry Stogov
e59d0a7151 JIT: Fixed DASM_S_RANGE_VREG error 2021-10-18 17:58:42 +03:00
Dmitry Stogov
13d1244575 Tracing JIT: Fixed ADD with two references to arrays 2021-10-18 17:26:36 +03:00
Dmitry Stogov
6021e72143 Tracinf JIT: Prevnt generation code for instruction that with cyclic dependency
e.g. $a[] += $a is compiled into ASSIGN_DIM_OP+OP_DATA, where OP_DATA.op1_use depends on ASSIGN_DIM_OP.op1_def
2021-10-18 16:53:45 +03:00
Dmitry Stogov
a4c41d45cd Fixed type inference for COPY_TMP 2021-10-11 16:56:07 +03:00
Dmitry Stogov
ccdda69a18 JIT: Fixed usage of incorrect specialized zval destructor 2021-10-11 13:00:23 +03:00
Dmitry Stogov
ed8ec9d71e Fixed type inference (ASSIGN_OP with typed reference may cause type conversion) 2021-10-11 10:48:49 +03:00
Dmitry Stogov
bbd875268a JIT: Fixed incorrect double/long register hinting 2021-10-08 15:46:49 +03:00
Dmitry Stogov
7cea20f937 JIT: Fixed FETCH_LIST_R on string 2021-10-07 22:13:39 +03:00
Dmitry Stogov
b47a48ff80 Fixed bug #81512 (Unexpected behavior with arrays and JIT) 2021-10-07 21:24:38 +03:00
Nikita Popov
b564113756 Check exception after undef var notice
For simple assignments, we may not emit an exception check elsewhere,
so perform it directly after the undef var notice.
2021-10-07 16:54:26 +02:00
Nikita Popov
08c29a657d Handle undefined dim in assign_dim_helper
Not only the value can be undefined here, but the offset as well.
2021-10-07 15:35:16 +02:00
Nikita Popov
455837139e Set opline before calling undef op helper 2021-10-07 14:38:02 +02:00
Dmitry Stogov
a743fd7633 JIT: Fixed wrong comparison skip 2021-10-07 15:27:56 +03:00
Dmitry Stogov
6ab36fb6f9 JIT: Fixed incorrect reference handling in PRE_INC/DEC_OBJ 2021-10-07 14:34:18 +03:00
Dmitry Stogov
cd45bd0a81 JIT: Fixed incorrect code generation for JMPZ 2021-10-07 13:48:28 +03:00
Dmitry Stogov
8a0873020a JIT: Fixed NaN handling 2021-10-06 16:35:33 +03:00
Dmitry Stogov
f681f9075c JIT: Fixed register clobbering 2021-10-06 12:10:39 +03:00
Nikita Popov
f890c9c5e3 Fix return type verification with undef var
This was loading EG(uninitialized_value) into r0 rather than
FCARG1a.

However, if we fix this issue an existing test fails because
the undef var warning promoted to exception is not caught early
enough, so we need to explicitly check for the exception before
performing the type check.
2021-10-05 15:30:55 +02:00