Commit Graph

396 Commits

Author SHA1 Message Date
Dmitry Stogov
113b76c867 Add support for instructions that modify result directly in memory for LOAD/STORE 2022-05-19 14:04:29 +03:00
Dmitry Stogov
bf369d0eac Swap operands for better load fusion 2022-05-19 13:17:50 +03:00
Dmitry Stogov
c9bb858e50 Fuse loads without register allocation when this makes sense.
Make oarameters passed through stack to reuse the same stack slot for spilling.
2022-05-19 10:53:08 +03:00
Dmitry Stogov
b77f722cb9 cleanup 2022-05-19 09:11:51 +03:00
Dmitry Stogov
177e556754 Fix spill slot comparison 2022-05-18 23:44:59 +03:00
Dmitry Stogov
cdd39f22b0 Merge spills for VSTORE with -O0 2022-05-18 23:12:20 +03:00
Dmitry Stogov
c5a24ff734 Add support for instructions that modify result directly in memory 2022-05-18 21:49:08 +03:00
Dmitry Stogov
2507dde1ad Fix stack alignment 2022-05-18 14:42:03 +03:00
Dmitry Stogov
438c7801cf Fix param offset calculation 2022-05-18 14:36:49 +03:00
Dmitry Stogov
96fc0fb520 Allow passing arguments from MEM to MEM 2022-05-18 10:07:48 +03:00
Dmitry Stogov
efd9ab9a83 cleanup 2022-05-18 00:20:02 +03:00
Dmitry Stogov
5319951060 Align stack once 2022-05-17 23:01:37 +03:00
Dmitry Stogov
e794451451 Preallocate call stack 2022-05-17 22:37:13 +03:00
Dmitry Stogov
445dd65c78 Improve argument passing 2022-05-17 17:30:04 +03:00
Dmitry Stogov
4e917faaba Fix stack parameters loading 2022-05-17 15:00:58 +03:00
Dmitry Stogov
da5de8a390 Introduce IR_PREALLOCATED_STACK flag 2022-05-17 13:15:41 +03:00
Dmitry Stogov
1e7059d7e0 Pass arguments through stack in reverse order 2022-05-17 12:34:31 +03:00
Dmitry Stogov
92ba2fb534 Add support for passing arguments throug stack
This may be improved by preallocating stack area and
better register allocation.
2022-05-17 11:20:28 +03:00
Dmitry Stogov
55f21706c9 clenup 2022-05-17 09:09:45 +03:00
Dmitry Stogov
106f201171 Fix support for fixed registers in -O0 register allocator 2022-05-17 08:38:45 +03:00
Dmitry Stogov
fd457e3590 Fix -O0 register allocator 2022-05-17 01:47:44 +03:00
Dmitry Stogov
0189eb28d0 Use a kind of "Buddy Allocaor" to pack spill slots of different sizes 2022-05-17 00:17:59 +03:00
Dmitry Stogov
6fb5380906 Take into account spill slot size and alignment 2022-05-16 22:16:29 +03:00
Dmitry Stogov
8496780ece Fix temporary register usage for parralel arguments passing 2022-05-16 15:34:36 +03:00
Dmitry Stogov
f086da2550 Clenaup (remove unnecessary SHIFT case) 2022-05-16 14:36:27 +03:00
Dmitry Stogov
cebcde2143 Only arguments passed on stack must be in regisers (to avoid mem->mem copy) 2022-05-16 10:50:50 +03:00
Dmitry Stogov
a3b597feef Use different interval for registers clobbered by CALL 2022-05-13 15:53:54 +03:00
Dmitry Stogov
896ddb9e77 Flexable scratch register constraints (allow MUL %edx) 2022-05-13 15:10:15 +03:00
Dmitry Stogov
814d2b4b69 Initial support for indirect calls
incomplete: live ranges should be adjusted
2022-05-13 14:38:58 +03:00
Dmitry Stogov
f040444746 Fix incorrect temporary registers intervals for IR_CMP_AND_BRANCH_* 2022-05-13 13:16:31 +03:00
Dmitry Stogov
1f673ebfda Better temporary register usage for SSA deconstruction 2022-05-13 00:32:37 +03:00
Dmitry Stogov
cd00ae6099 Allow spill slot fusing when swap operands of fp comparison 2022-05-12 21:58:58 +03:00
Dmitry Stogov
386b140265 Refactor Linear Scan Register Allocator to use linked lists instead of bitsets
This fixes allocation of several temporary variables for single instruction
2022-05-12 17:43:08 +03:00
Dmitry Stogov
d3c4844da7 Fix reading behind array range 2022-05-12 10:57:38 +03:00
Dmitry Stogov
f8edcb9762 Fix possible crash 2022-05-11 18:18:28 +03:00
Dmitry Stogov
2580813c48 cleanup 2022-05-06 19:05:39 +03:00
Dmitry Stogov
69b5a852e5 Make DESSA API use "ir_ref" instead of "virtual register number"
(0 - is still a temporary register)
2022-05-06 16:19:57 +03:00
Dmitry Stogov
b2033ebaf9 Fixed parallel copy 2022-05-06 13:32:20 +03:00
Dmitry Stogov
b6ce5055e1 Fix register usage in CALL 2022-05-06 13:12:19 +03:00
Dmitry Stogov
2403fa1edc Fix spill loads during argument passing 2022-05-06 12:55:07 +03:00
Dmitry Stogov
b580c926e6 Avoid need for temporary register for parameters loading 2022-05-06 11:27:24 +03:00
Dmitry Stogov
e434c0a8aa Cleanup and add asserion for unimplemented case 2022-05-06 11:10:09 +03:00
Dmitry Stogov
9d51134813 cleanup 2022-05-06 10:37:25 +03:00
Dmitry Stogov
89f320d7b7 Add SWITCH support for temporary registers 2022-05-06 10:00:19 +03:00
Dmitry Stogov
048ff19133 cleanup 2022-05-05 23:43:16 +03:00
Dmitry Stogov
dd5a3a3b72 Add flexible support for temporary registers.
Get rid of hardcoded temporary registers (incomplete)
2022-05-05 22:35:39 +03:00
Dmitry Stogov
4f294109e8 Result of PARAM may be stored into a spill slot without register 2022-05-04 09:50:23 +03:00
Dmitry Stogov
a5b676b590 Fix incorrect operands order 2022-05-04 09:11:05 +03:00
Dmitry Stogov
3e6f84eef4 Add "must be in reg" constraint 2022-04-28 14:48:43 +03:00
Dmitry Stogov
310f605d6c Fix register clobbering 2022-04-26 22:49:41 +03:00
Dmitry Stogov
4a6c8d60a6 Fix ALLOCA to align stack frame 2022-04-22 12:55:38 +03:00
Dmitry Stogov
5cb0af8cd9 Support for compound assignment instructions 2022-04-22 12:11:30 +03:00
Dmitry Stogov
c47de38bab Merge spill slots for VAR, VLOAD and VSTORE (this may be unsafe) 2022-04-22 11:30:33 +03:00
Dmitry Stogov
034ef95e07 Allow memory update instructions (without loading into register) 2022-04-22 01:40:10 +03:00
Dmitry Stogov
ea77ea27cb Improve code for commutative instructions
(ir_last_use() may be incomplete)
2022-04-21 21:47:00 +03:00
Dmitry Stogov
c36efda8a5 Improve register allocation for commutative instructions
- swap operands f this make sense
- fix coalescing bug
2022-04-21 16:38:18 +03:00
Dmitry Stogov
139b49c6ea Update tasks 2022-04-21 10:20:41 +03:00
Dmitry Stogov
6f3cc3052c Implement ABS for C code generator
Remove POW
2022-04-21 01:00:46 +03:00
Dmitry Stogov
506e7b658f Implement ABS and NEG 2022-04-21 00:31:28 +03:00
Dmitry Stogov
a5054f4c31 Add hints for passing arguments 2022-04-20 19:15:03 +03:00
Dmitry Stogov
ffdb53821d Refactor constraint model
Each instruction consist from 4 sub positions LOAD, USE, DEF, SAVE.
Hardware constraints are modeled conectiong live intervals and fixed
intervals to different sub-positions.
2022-04-20 18:53:15 +03:00
Dmitry Stogov
9d18dd765b Fix stack frame layout 2022-04-20 14:12:52 +03:00
Dmitry Stogov
9796a7d9a4 Fixed stack frame corruption 2022-04-20 12:27:29 +03:00
Dmitry Stogov
705f0f1e1d VADDR instruction 2022-04-20 12:00:36 +03:00
Dmitry Stogov
90e2104fd8 Missing break 2022-04-20 10:02:46 +03:00
Dmitry Stogov
51daf5556c Initial support for ALLOCA, LOAD and STORE (incomplete) 2022-04-19 23:42:05 +03:00
Dmitry Stogov
6b60d8fba9 Code generation for VLOAD and VSTORE 2022-04-19 22:35:29 +03:00
Dmitry Stogov
a1366ebd92 Use zero-extended load if possible 2022-04-19 14:18:39 +03:00
Dmitry Stogov
207dca73e8 64-bit constants support 2022-04-19 14:11:07 +03:00
Dmitry Stogov
ac464ffe5e Support for 64-bit constants in switch 2022-04-19 11:55:12 +03:00
Dmitry Stogov
155c9572c8 Add ability to run "ir_test" with different optimization levels
Fix JIT for "cmp mem, imm"
2022-04-19 11:03:01 +03:00
Dmitry Stogov
e327fe2737 Cleanup dessa code 2022-04-19 01:55:11 +03:00
Dmitry Stogov
efe9a96bd2 Cleanup dessa code 2022-04-19 01:28:55 +03:00
Dmitry Stogov
6444a1141a Support for 64-bit constants 2022-04-19 01:02:07 +03:00
Dmitry Stogov
0768bfa60c Initial support for 64-bit constants 2022-04-18 23:26:46 +03:00
Dmitry Stogov
af2919ee5c Suppot for TAILCALL 2022-04-15 16:39:07 +03:00
Dmitry Stogov
f04433999f Reload loading to avoid register clobbering 2022-04-15 15:22:17 +03:00
Dmitry Stogov
3a05363a9d typo 2022-04-14 22:59:00 +03:00
Dmitry Stogov
3f6a6aa3ea Better CPU constraint model and initial support for live interval splitting (incomplete) 2022-04-14 22:40:13 +03:00
Dmitry Stogov
d8e7a8579f Use LEA for 32-bit integers 2022-04-14 18:11:43 +03:00
Dmitry Stogov
c5a39865b0 Use correct function 2022-04-13 21:21:12 +03:00
Dmitry Stogov
1f7a5bcdc7 Switch temporay FP register to %xmm7 2022-04-12 21:57:59 +03:00
Dmitry Stogov
787a443154 Separate common code 2022-04-12 21:53:10 +03:00
Dmitry Stogov
8770d21673 Use parallel copy for arguments passing 2022-04-12 15:08:17 +03:00
Dmitry Stogov
bf8d1e284c Code generation for IR_SWITCH 2022-04-11 17:47:48 +03:00
Dmitry Stogov
9ccefcf973 Support for more instruction in C backend and BOOL_NOT in x86_86 2022-04-08 19:02:11 +03:00
Dmitry Stogov
f1cc9a4ddb Added tests for unary integer instructions 2022-04-08 16:40:28 +03:00
Dmitry Stogov
fa7a34c629 Support for unordered floating point comparison 2022-04-08 15:29:05 +03:00
Dmitry Stogov
552aeec7d5 x86_64: Optimize integer comparison with zero 2022-04-08 10:49:22 +03:00
Dmitry Stogov
1210b5814e Cleanup old code 2022-04-08 10:15:10 +03:00
Dmitry Stogov
14f4fdf29d Added few more basic x86_64 tests 2022-04-08 00:29:49 +03:00
Dmitry Stogov
e2601c8e06 Improve JIT support for IR_CALL 2022-04-07 23:41:38 +03:00
Dmitry Stogov
02863d7dc9 Initial JIT support for IR_CALL 2022-04-07 18:08:06 +03:00
Dmitry Stogov
23bd7fb272 Add hints and fixed intrvals for parameters 2022-04-07 14:18:59 +03:00
Dmitry Stogov
5b34386f62 Register Allocator suppor for fixed registers, use positions and register hints (incomplete). 2022-04-07 11:11:57 +03:00
Dmitry Stogov
2937993190 Initial import 2022-04-06 00:19:23 +03:00