Add LICENSE and copyright notices

This commit is contained in:
Dmitry Stogov 2022-11-08 11:32:46 +03:00
parent 2ff0617db6
commit cc56f12f13
31 changed files with 285 additions and 45 deletions

21
LICENSE Normal file
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@ -0,0 +1,21 @@
MIT License
Copyright (c) 2022 Zend by Perforce
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

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@ -1,3 +1,12 @@
/*
* IR - Lightweight JIT Compilation Framework
* (Folding engine generator)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*
* Based on Mike Pall's implementation for LuaJIT.
*/
#include "ir.h"
#include <string.h>

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@ -1,4 +1,10 @@
<?php
/*
* IR - Lightweight JIT Compilation Framework
* (Test driver)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
function parse_test($test, &$name, &$code, &$expect, &$args, &$target) {
$text = @file_get_contents($test);

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ir.c
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/*
* IR - Lightweight JIT Compilation Framework
* (IR construction, folding, utilities)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*
* The logical IR representation is based on Cliff Click's Sea of Nodes.
* See: C. Click, M. Paleczny. A Simple Graph-Based Intermediate
* Representation In ACM SIGPLAN Workshop on Intermediate Representations
* (IR '95), pages 35-49, Jan. 1995.
*
* The phisical IR representation is based on Mike Pall's LuaJIT IR.
* See: M. Pall. LuaJIT 2.0 intellectual property disclosure and research
* opportunities November 2009 http://lua-users.org/lists/lua-l/2009-11/msg00089.html
*/
#ifndef _GNU_SOURCE
# define _GNU_SOURCE
#endif

23
ir.g
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@ -1,7 +1,12 @@
/*
To generate ir_load.c use llk <https://github.com/dstogov/llk>:
php llk.php ir.g
*/
* IR - Lightweight JIT Compilation Framework
* (IR loader)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*
* To generate ir_load.c use llk <https://github.com/dstogov/llk>:
* php llk.php ir.g
*/
%start ir
%case-sensetive true
@ -11,7 +16,17 @@ php llk.php ir.g
%indent "\t"
%{
/* This file is generated from "ir.g". Do not edit! */
/*
* IR - Lightweight JIT Compilation Framework
* (IR loader)
* Copyright (C) 2005-2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*
* This file is generated from "ir.g". Do not edit!
*
* To generate ir_load.c use llk <https://github.com/dstogov/llk>:
* php llk.php ir.g
*/
#include "ir.h"
#include "ir_private.h"

7
ir.h
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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (Public API)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#ifndef IR_H
#define IR_H

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (Aarch64 native code generator based on DynAsm)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
|.arch arm64
|.actionlist dasm_actions

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (Aarch64 CPU specific definitions)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#ifndef IR_AARCH64_H
#define IR_AARCH64_H

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (CFG - Control Flow Graph)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#include "ir.h"
#include "ir_private.h"

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (IR verification)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#include "ir.h"
#include "ir_private.h"
@ -35,7 +42,6 @@ void ir_consistency_check(void)
bool ir_check(ir_ctx *ctx)
{
//TODO:
ir_ref i, j, n, *p, use;
ir_insn *insn, *use_insn;
uint32_t flags;

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (Disassembler based on libcapstone)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#ifndef _GNU_SOURCE
# define _GNU_SOURCE
#endif

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (debug dumps)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#include "ir.h"
#include "ir_private.h"

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (ELF header definitions)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#ifndef IR_ELF
#define IR_ELF

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (Native code generator based on DynAsm)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#include "ir.h"
#if defined(IR_TARGET_X86) || defined(IR_TARGET_X64)

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (C code generator)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#include "ir.h"
#include "ir_private.h"

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@ -1,3 +1,12 @@
/*
* IR - Lightweight JIT Compilation Framework
* (Folding engine rules)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*
* Based on Mike Pall's implementation for LuaJIT.
*/
/* Constant Folding */
IR_FOLD(EQ(C_BOOL, C_BOOL))
IR_FOLD(EQ(C_U8, C_U8))

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@ -1,10 +1,16 @@
/*
* IR - Lightweight JIT Compilation Framework
* (GCM - Global Code Motion and Scheduler)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*
* The GCM algorithm is based on Cliff Click's publication
* See: C. Click. "Global code motion, global value numbering" Submitted to PLDI95.
*/
#include "ir.h"
#include "ir_private.h"
/* GCM - Global Code Motion
*
* C. Click. "Global code motion, global value numbering" Submitted to PLDI 95.
*/
static void ir_gcm_schedule_early(ir_ctx *ctx, uint32_t *_blocks, ir_ref ref)
{
ir_ref j, n, *p;

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@ -1,6 +1,10 @@
/*
* Based on Mike Pall's implementation of GDB interface for LuaJIT.
* LuaJIT -- a Just-In-Time Compiler for Lua. http://luajit.org/
* IR - Lightweight JIT Compilation Framework
* (GDB interface)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*
* Based on Mike Pall's implementation of GDB interface for LuaJIT.
*/
#include <stdlib.h>

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@ -1,4 +1,14 @@
/* This file is generated from "ir.g". Do not edit! */
/*
* IR - Lightweight JIT Compilation Framework
* (IR loader)
* Copyright (C) 2005-2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*
* This file is generated from "ir.g". Do not edit!
*
* To generate ir_load.c use llk <https://github.com/dstogov/llk>:
* php llk.php ir.g
*/
#include "ir.h"
#include "ir_private.h"

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (IR CLI driver)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#include "ir.h"
#include <stdlib.h>
#include <string.h>

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@ -1,8 +1,16 @@
/*
* IR - Lightweight JIT Compilation Framework
* (Native code patcher)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*
* Based on Mike Pall's implementation for LuaJIT.
*/
#include "ir.h"
#include "ir_private.h"
#if defined(IR_TARGET_X86) || defined(IR_TARGET_X64)
/* This taken from LuaJIT. Thanks to Mike Pall. */
static uint32_t _asm_x86_inslen(const uint8_t* p)
{
static const uint8_t map_op1[256] = {

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@ -1,3 +1,19 @@
/*
* IR - Lightweight JIT Compilation Framework
* (Linux perf interface)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*
* 1) Profile using perf-<pid>.map
* perf record ./prog
* perf report
*
* 2) Profile using jit-<pid>.dump
* perf record -k 1 ./prog
* perf inject -j -i perf.data -o perf.data.jitted
* perf report -i perf.data.jitted
*/
#include <stdio.h>
#include <unistd.h>
#include <time.h>
@ -29,20 +45,6 @@ extern unsigned int thr_self(void);
#include "ir.h"
#include "ir_elf.h"
/*
* 1) Profile using perf-<pid>.map
*
* perf record ./prog
* perf report
*
* 2) Profile using jit-<pid>.dump
*
* perf record -k 1 ./prog
* perf inject -j -i perf.data -o perf.data.jitted
* perf report -i perf.data.jitted
*
*/
#define IR_PERF_JITDUMP_HEADER_MAGIC 0x4A695444
#define IR_PERF_JITDUMP_HEADER_VERSION 1

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (IR/PHP integration)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#ifndef IR_PHP_H
#define IR_PHP_H

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (Common data structures and non public definitions)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#ifndef IR_PRIVATE_H
#define IR_PRIVATE_H
#include <string.h>

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ir_ra.c
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@ -1,3 +1,15 @@
/*
* IR - Lightweight JIT Compilation Framework
* (RA - Register Allocation, Liveness, Coalescing, SSA Deconstruction)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*
* See: "Linear Scan Register Allocation on SSA Form", Christian Wimmer and
* Michael Franz, CGO'10 (2010)
* See: "Optimized Interval Splitting in a Linear Scan Register Allocator",
* Christian Wimmer VEE'10 (2005)
*/
#ifndef _GNU_SOURCE
# define _GNU_SOURCE
#endif
@ -34,8 +46,6 @@ bool ir_reg_is_int(int32_t reg)
return reg >= IR_REG_GP_FIRST && reg <= IR_REG_GP_LAST;
}
/* RA - Register Allocation, Liveness, Coalescing and SSA Resolution */
int ir_assign_virtual_registers(ir_ctx *ctx)
{
uint32_t *vregs;
@ -79,11 +89,8 @@ int ir_assign_virtual_registers(ir_ctx *ctx)
return 1;
}
/* Lifetime intervals construction
*
* See "Linear Scan Register Allocation on SSA Form", Christian Wimmer and
* Michael Franz, CGO'10 (2010), Figure 4.
*/
/* Lifetime intervals construction */
static void ir_add_local_var(ir_ctx *ctx, int v, uint8_t type)
{
ir_live_interval *ival = ctx->live_intervals[v];
@ -1220,11 +1227,8 @@ int ir_gen_dessa_moves(ir_ctx *ctx, int b, emit_copy_t emit_copy)
return 1;
}
/* Linear Scan Register Allocation
*
* See "Optimized Interval Splitting in a Linear Scan Register Allocator",
* Christian Wimmer VEE'10 (2005), Figure 2.
*/
/* Linear Scan Register Allocation */
#ifdef IR_DEBUG
# define IR_LOG_LSRA(action, ival, comment) do { \
if (ctx->flags & IR_DEBUG_RA) { \

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (IR saver)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#include "ir.h"
#include "ir_private.h"

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@ -1,3 +1,14 @@
/*
* IR - Lightweight JIT Compilation Framework
* (SCCP - Sparse Conditional Constant Propagation)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*
* The SCCP algorithm is based on M. N. Wegman and F. K. Zadeck publication
* See: M. N. Wegman and F. K. Zadeck. "Constant propagation with conditional branches"
* ACM Transactions on Programming Languages and Systems, 13(2):181-210, April 1991
*/
#include "ir.h"
#include "ir_private.h"
@ -5,12 +16,6 @@
# pragma GCC diagnostic ignored "-Warray-bounds"
#endif
/* SCCP - Sparse Conditional Constant Propagation + Copy Propagation
*
* M. N. Wegman and F. K. Zadeck. "Constant propagation with conditional branches"
* ACM Transactions on Programming Languages and Systems, 13(2):181-210, April 1991
*/
#define IR_TOP IR_UNUSED
#define IR_BOTTOM IR_LAST_OP

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (String table)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#include "ir.h"
#include "ir_private.h"

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (Mandelbrot example)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#include "ir.h"
#include <sys/time.h>
#include <stdlib.h>

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (x86/x86_64 native code generator based on DynAsm)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
|.if X64
|.arch x64
|.else

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@ -1,3 +1,10 @@
/*
* IR - Lightweight JIT Compilation Framework
* (x86/x86_64 CPU soecific definitions)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#ifndef IR_X86_H
#define IR_X86_H