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dd2ecad299
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377 Commits

Author SHA1 Message Date
Dmitry Stogov
dd2ecad299 Allow reuse of spill slots for objecs of smaller size 2023-08-02 13:20:13 +03:00
Dmitry Stogov
1d49fe6cc4 Reduce cost of disabled IR_ASSERT() 2023-07-27 11:16:00 +03:00
Dmitry Stogov
f6cf9140da Update ir_insn.inputs_count and use it after ir_build_def_use_lists() 2023-07-06 01:15:08 +03:00
Dmitry Stogov
ce2d6ceba6 Fixed non-boolean constant GUARD condition checks 2023-06-29 23:49:20 +03:00
Dmitry Stogov
7058c41411 More accurate spill loads optimization for instructions that reuse op1 register for result 
This also fixes possbile incorrect register-allocation/code-generation
for SHIFT instuction on x86[_64]
 2023-06-29 12:42:44 +03:00
Dmitry Stogov
9cec28c188 Fixed compilation warnings 2023-06-22 14:50:14 +03:00
Dmitry Stogov
85beed7901 Fixed incorrect oredering of moves during de-SSA 
Temporary de-SSA registers may conflict with outpot registers, therefore these output resisters should be assigned last.
 2023-06-22 12:07:19 +03:00
Dmitry Stogov
99bcde9e1e Cleanup spill related code 2023-06-21 23:20:58 +03:00
Dmitry Stogov
d67c212916 Separate codegen info output into ir_dump_codegen() 2023-06-21 22:36:36 +03:00
Dmitry Stogov
ebaefd376a Fix stack frame and assign all spill slots before code genearatin 2023-06-21 19:04:22 +03:00
Dmitry Stogov
4124ef5150 Allow printing IR annotated with register-allocation, spill-code-placement, de-SSA and code-generation information 2023-06-21 13:28:15 +03:00
Dmitry Stogov
25656607ba Variabls with a register constraint may be loaed/stored directly from/to a spill slot (without an additional register) 2023-06-21 01:14:31 +03:00
Dmitry Stogov
ffac404552 Fix impossible load fusion 2023-06-20 12:14:52 +03:00
Dmitry Stogov
b37d4e0443 Allow usage of CPU stack slots for deoptimization 2023-06-16 02:14:02 +03:00
Dmitry Stogov
6a98514bdc Move stack size related metricks to ir_ctx 2023-06-15 19:28:54 +03:00
Dmitry Stogov
311267714e Use macros insted of bit ops 2023-06-14 20:23:32 +03:00
Dmitry Stogov
defd58cec3 Store proper %sp register value 2023-06-13 18:22:21 +03:00
Dmitry Stogov
257bdff21a Fix compilation warnings 2023-06-09 10:58:58 +03:00
Dmitry Stogov
b8be0b9dd9 Avoid loading of stack parameter to register if this is not necessary 2023-06-09 00:35:15 +03:00
Dmitry Stogov
ae4daf223e Replace assertion with a non-fatal error 2023-06-07 18:39:51 +03:00
Dmitry Stogov
3de6c5126a Avoid code generation for useless loads and stores 2023-06-07 14:43:16 +03:00
Dmitry Stogov
18bdfb4203 Bettter code scheduling 2023-06-06 23:55:15 +03:00
Dmitry Stogov
186dc6b0a6 Fixed GH issue #33: IR program failed to compile with "-O0" "-S" options 2023-06-05 18:22:12 +03:00
Dmitry Stogov
b5bb5f869a Fixed GH Issue #34 (Simple if-else IR program compile failure) 2023-06-05 14:21:03 +03:00
Dmitry Stogov
87f2fc7f69 Fixed typo 2023-05-29 15:52:17 +03:00
Dmitry Stogov
20b9a7513c Fixed missing label 2023-05-26 09:08:57 +03:00
Dmitry Stogov
2a80257535 Support for more C escape sequences 2023-05-22 19:51:19 +03:00
Dmitry Stogov
d3640495a2 Ceanup ir_compute_live_ranges() implementation 2023-05-19 12:34:54 +03:00
Dmitry Stogov
5c2023fd7f Avoid live range constrction for VARs 2023-05-18 21:00:57 +03:00
Dmitry Stogov
477dbf7d76 Avoid live range constrction for RLOAD with fixed registers 2023-05-18 13:37:12 +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
842f97cbcb Removed wrong code selection rule 2023-05-11 12:47:49 +03:00
Dmitry Stogov
6f8aa7b540 Add code selection rule to fuse 
movq 0x60(%r14), %rax
    leaq -1(%rax), %rax
    movq %rax, 0x60(%r14)
    testq %rax, %rax
    jle jit$$trace_exit_1

into

    subq $1, 0x60(%r14)
    jle jit$$trace_exit_1"
 2023-05-10 18:22:03 +03:00
Dmitry Stogov
1bbee7b9da Get rid of ir_live_interval.top 2023-04-28 09:49:12 +03:00
Dmitry Stogov
60802d942f Fix previous commit. We still need a temporary register for indirect calls. 2023-04-26 14:10:58 +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
1749168078 Add ir_insn_len() and ir_insn_inputs_to_len() private helpers 2023-04-21 13:40:55 +03:00
Dmitry Stogov
e01c43a967 Simplify access to nodes with variable inputs count 2023-04-21 12:40:17 +03:00
Dmitry Stogov
56b0dbccde Use ir_ctx.mflags for CPU specific code-generation options 
'mflags' and ir_cpuinfo() return value have the same meaning.
 2023-04-18 09:54:35 +03:00
Dmitry Stogov
e5c01495da Use arena to allocate live_intervals and nested data structures 2023-04-13 13:47:16 +03:00
Dmitry Stogov
04795b9f04 Fix compilation warnings 2023-04-12 10:48:30 +03:00
Dmitry Stogov
1e5e9e08ce Re-implement instruction fusion and live-range construction 2023-04-05 19:20:43 +03:00
Dmitry Stogov
b109e2f2cd Disable LOAD fusion if there is a STORE or CALL between LOAD and its use 2023-03-30 19:07:21 +03:00
Dmitry Stogov
d79bd88f6f Improve x86 code generation for passing address of label to stack 
-       leal .L1, %eax
-       movl %eax, (%esp)
+       movl $.L1, (%esp)
 2023-03-29 15:48:41 +03:00
Dmitry Stogov
1058cde808 Cleanup instruction selector 2023-03-29 01:21:54 +03:00
Dmitry Stogov
e4b618ad00 Fix fusion of IF(_, CMP(AND(_, _) 0)) 2023-03-28 19:03:06 +03:00
Dmitry Stogov
2cf5f1a7ff typo 2023-03-28 16:59:46 +03:00
Dmitry Stogov
f058ecfc93 Prefer IR_TARGET_* checks instead of system specific macros 2023-03-28 13:40:44 +03:00
Dmitry Stogov
ba0fa44447 Add "const" modifiers 2023-03-28 13:18:12 +03:00