Commit Graph

58 Commits

Author SHA1 Message Date
Dmitry Stogov
75edc8fec5 Added type compatibility assertion and fixed mistakes in tests 2023-05-22 20:48:07 +03:00
Dmitry Stogov
c9fa8dfebd Fixed SSA deconstruction
Previously we performed parallel copy for virtual registers, now we do
the same for the target CPU registers.
2023-05-17 22:37:45 +03:00
Dmitry Stogov
9eb366698d Avoid reservaton of temporary resiser for argument passing
We may use any scratch register that is not used for parameters
2023-04-26 12:16:05 +03:00
Dmitry Stogov
0de0c1d0fa Improve parallel copy algorithm to support move of single source into multiple destinations 2023-04-26 10:56:55 +03:00
Dmitry Stogov
f85f5fd2a8 Remove data dependency between TAILCALL and UNREACHABLE 2023-04-13 02:41:28 +03:00
Dmitry Stogov
1e5e9e08ce Re-implement instruction fusion and live-range construction 2023-04-05 19:20:43 +03:00
Dmitry Stogov
ee827ee983 Don't create two DEF UsePos 2023-03-29 17:22:49 +03:00
Dmitry Stogov
26e462fa42 Add more folding rules 2023-03-29 14:07:31 +03:00
Dmitry Stogov
24e8e216a1 Remove a "reference" edge from LOOP_END to LOOP_BEGIN node. 2023-03-23 00:47:27 +03:00
Dmitry Stogov
5a48805c81 Add support for Windows-64 ABI ("home space")
Fix parameter passing code to perform sign or zero extension when pass a regiser or a constant

TODO: ARM code maight need similar changes
2023-03-02 13:27:01 +03:00
Dmitry Stogov
00d5e471ad Improve load fusion, register allocateion and code selection for ADD 2023-02-21 22:55:47 +03:00
Dmitry Stogov
2f2fed89bb Uze zero extended "mov" to load 64-bit register ("mov $u32, %r32") 2023-02-17 18:11:13 +03:00
Dmitry Stogov
1d7ab16c2a Allow load fuson for CALL and TAILCALL with arguments 2023-02-14 14:51:12 +03:00
Dmitry Stogov
2e31446e37 Better 'jp' elimination for IR_CMP_AND_BRANCH_FP 2023-02-07 01:57:07 +03:00
Dmitry Stogov
02104b0950 Add XFAIL-ed test for a non-efficient register allocation that should be improved 2023-02-07 00:06:53 +03:00
Dmitry Stogov
d26b162ffa Fix register clobbering during argument passing 2022-12-26 18:27:53 +03:00
Dmitry Stogov
37dececa71 Add more tests (8 tests ara failed on 32-bit x86) 2022-11-08 11:56:22 +03:00
Dmitry Stogov
2ff0617db6 Perform iterative folding and DCE as a final pass of SCCP 2022-11-08 00:41:08 +03:00
Dmitry Stogov
05fd1f971d Better LOAD fusion 2022-09-21 23:54:45 +03:00
Dmitry Stogov
69a3d6fd27 Verify type compatibility 2022-09-02 09:50:38 +03:00
Dmitry Stogov
32198c00b7 Reimplement JMP optimization 2022-08-30 23:15:20 +03:00
Dmitry Stogov
fd8539e17d Eliminate TEST after ADD/SUB/AND/OR/XOR 2022-08-29 22:22:30 +03:00
Dmitry Stogov
47083e0f9f Improve LOAD fusion 2022-08-25 18:16:17 +03:00
Dmitry Stogov
65e1619de8 Fuse address calculation into LOAD/STORE 2022-08-24 16:11:04 +03:00
Dmitry Stogov
88b8731c16 Fix incorrect condition codes 2022-08-02 13:04:03 +03:00
Dmitry Stogov
9b25587eb6 Compound assignment instruction fusion 2022-06-21 17:33:57 +03:00
Dmitry Stogov
5fb115ab11 Remove LOOP_EXIT 2022-06-15 17:27:31 +03:00
Dmitry Stogov
c28fe2734d Validate operand types 2022-06-03 11:23:05 +03:00
Dmitry Stogov
f5bbdeea27 Fix buffer overflow 2022-05-26 17:19:43 +03:00
Dmitry Stogov
7e782a291a Extend disassembler to support .rodata section and IP relative data labels 2022-05-26 01:17:02 +03:00
Dmitry Stogov
19e93fd3f6 Allow multi-target test suite 2022-05-25 17:38:22 +03:00
Dmitry Stogov
d3c1e4a02f Reorder basic blocks to reduce number of jumps and improve code locality 2022-05-24 00:43:35 +03:00
Dmitry Stogov
911219493d Implement IJMP instruction (indirect jump or computed goto) 2022-05-19 18:56:48 +03:00
Dmitry Stogov
bae7df6a5f Implement code generation for MIN and MAX instructions 2022-05-19 17:03:00 +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
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
a3b597feef Use different interval for registers clobbered by CALL 2022-05-13 15:53:54 +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