Commit Graph

56 Commits

Author SHA1 Message Date
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
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