Commit Graph

48 Commits

Author SHA1 Message Date
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
88ab04a3c2 New tests 2022-05-18 23:53:16 +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
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
1e7059d7e0 Pass arguments through stack in reverse order 2022-05-17 12:34:31 +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
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
1f673ebfda Better temporary register usage for SSA deconstruction 2022-05-13 00:32:37 +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
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
89f320d7b7 Add SWITCH support for temporary registers 2022-05-06 10:00:19 +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
7de4566498 Add tests for 64-bit constants 2022-05-04 15:37:07 +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
549ac2efd9 Add test 2022-04-22 11:32:59 +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
84b2bac02c Add more tests 2022-04-22 00:11:34 +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
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
e449345514 Fix few CSSP bugs 2022-04-19 16:45:03 +03:00
Dmitry Stogov
0922b7cd7f Add vreg hints 2022-04-15 16:02:23 +03:00
Dmitry Stogov
f04433999f Reload loading to avoid register clobbering 2022-04-15 15:22:17 +03:00
Dmitry Stogov
3cb707522f Allocate scratch (caller-saved) registers first 2022-04-15 14:22:35 +03:00
Dmitry Stogov
2c2f2dabab Better use placement 2022-04-15 00:35:02 +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
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
0f92e7dc67 Added more x86_64 tests for integer comparison 2022-04-08 10:05:42 +03:00
Dmitry Stogov
67b23a95b5 Added x86_64 tests for integer comparison 2022-04-08 00:59:45 +03:00
Dmitry Stogov
14f4fdf29d Added few more basic x86_64 tests 2022-04-08 00:29:49 +03:00
Dmitry Stogov
baf3d31526 ws 2022-04-07 23:31:03 +03:00
Dmitry Stogov
a28f18a712 Added few basic x86_64 tests 2022-04-07 23:24:29 +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