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sljitLir.c revision 1.6
      1  1.6  alnsn /*	$NetBSD: sljitLir.c,v 1.6 2019/01/20 23:14:16 alnsn Exp $	*/
      2  1.4  alnsn 
      3  1.1  alnsn /*
      4  1.1  alnsn  *    Stack-less Just-In-Time compiler
      5  1.1  alnsn  *
      6  1.6  alnsn  *    Copyright Zoltan Herczeg (hzmester (at) freemail.hu). All rights reserved.
      7  1.1  alnsn  *
      8  1.1  alnsn  * Redistribution and use in source and binary forms, with or without modification, are
      9  1.1  alnsn  * permitted provided that the following conditions are met:
     10  1.1  alnsn  *
     11  1.1  alnsn  *   1. Redistributions of source code must retain the above copyright notice, this list of
     12  1.1  alnsn  *      conditions and the following disclaimer.
     13  1.1  alnsn  *
     14  1.1  alnsn  *   2. Redistributions in binary form must reproduce the above copyright notice, this list
     15  1.1  alnsn  *      of conditions and the following disclaimer in the documentation and/or other materials
     16  1.1  alnsn  *      provided with the distribution.
     17  1.1  alnsn  *
     18  1.1  alnsn  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) AND CONTRIBUTORS ``AS IS'' AND ANY
     19  1.1  alnsn  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  1.1  alnsn  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
     21  1.1  alnsn  * SHALL THE COPYRIGHT HOLDER(S) OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
     22  1.1  alnsn  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
     23  1.1  alnsn  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
     24  1.1  alnsn  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     25  1.1  alnsn  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
     26  1.1  alnsn  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  1.1  alnsn  */
     28  1.1  alnsn 
     29  1.1  alnsn #include "sljitLir.h"
     30  1.1  alnsn 
     31  1.6  alnsn #if !(defined SLJIT_STD_MACROS_DEFINED && SLJIT_STD_MACROS_DEFINED)
     32  1.6  alnsn 
     33  1.6  alnsn /* These libraries are needed for the macros below. */
     34  1.6  alnsn #include <stdlib.h>
     35  1.6  alnsn #include <string.h>
     36  1.6  alnsn 
     37  1.6  alnsn #endif /* SLJIT_STD_MACROS_DEFINED */
     38  1.6  alnsn 
     39  1.1  alnsn #define CHECK_ERROR() \
     40  1.1  alnsn 	do { \
     41  1.1  alnsn 		if (SLJIT_UNLIKELY(compiler->error)) \
     42  1.1  alnsn 			return compiler->error; \
     43  1.1  alnsn 	} while (0)
     44  1.1  alnsn 
     45  1.1  alnsn #define CHECK_ERROR_PTR() \
     46  1.1  alnsn 	do { \
     47  1.1  alnsn 		if (SLJIT_UNLIKELY(compiler->error)) \
     48  1.1  alnsn 			return NULL; \
     49  1.1  alnsn 	} while (0)
     50  1.1  alnsn 
     51  1.1  alnsn #define FAIL_IF(expr) \
     52  1.1  alnsn 	do { \
     53  1.1  alnsn 		if (SLJIT_UNLIKELY(expr)) \
     54  1.1  alnsn 			return compiler->error; \
     55  1.1  alnsn 	} while (0)
     56  1.1  alnsn 
     57  1.1  alnsn #define PTR_FAIL_IF(expr) \
     58  1.1  alnsn 	do { \
     59  1.1  alnsn 		if (SLJIT_UNLIKELY(expr)) \
     60  1.1  alnsn 			return NULL; \
     61  1.1  alnsn 	} while (0)
     62  1.1  alnsn 
     63  1.1  alnsn #define FAIL_IF_NULL(ptr) \
     64  1.1  alnsn 	do { \
     65  1.1  alnsn 		if (SLJIT_UNLIKELY(!(ptr))) { \
     66  1.1  alnsn 			compiler->error = SLJIT_ERR_ALLOC_FAILED; \
     67  1.1  alnsn 			return SLJIT_ERR_ALLOC_FAILED; \
     68  1.1  alnsn 		} \
     69  1.1  alnsn 	} while (0)
     70  1.1  alnsn 
     71  1.1  alnsn #define PTR_FAIL_IF_NULL(ptr) \
     72  1.1  alnsn 	do { \
     73  1.1  alnsn 		if (SLJIT_UNLIKELY(!(ptr))) { \
     74  1.1  alnsn 			compiler->error = SLJIT_ERR_ALLOC_FAILED; \
     75  1.1  alnsn 			return NULL; \
     76  1.1  alnsn 		} \
     77  1.1  alnsn 	} while (0)
     78  1.1  alnsn 
     79  1.1  alnsn #define PTR_FAIL_WITH_EXEC_IF(ptr) \
     80  1.1  alnsn 	do { \
     81  1.1  alnsn 		if (SLJIT_UNLIKELY(!(ptr))) { \
     82  1.1  alnsn 			compiler->error = SLJIT_ERR_EX_ALLOC_FAILED; \
     83  1.1  alnsn 			return NULL; \
     84  1.1  alnsn 		} \
     85  1.1  alnsn 	} while (0)
     86  1.1  alnsn 
     87  1.1  alnsn #if !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED)
     88  1.1  alnsn 
     89  1.6  alnsn #define VARIABLE_FLAG_SHIFT (10)
     90  1.6  alnsn #define VARIABLE_FLAG_MASK (0x3f << VARIABLE_FLAG_SHIFT)
     91  1.6  alnsn #define GET_FLAG_TYPE(op) ((op) >> VARIABLE_FLAG_SHIFT)
     92  1.6  alnsn 
     93  1.1  alnsn #define GET_OPCODE(op) \
     94  1.6  alnsn 	((op) & ~(SLJIT_I32_OP | SLJIT_SET_Z | VARIABLE_FLAG_MASK))
     95  1.1  alnsn 
     96  1.6  alnsn #define HAS_FLAGS(op) \
     97  1.6  alnsn 	((op) & (SLJIT_SET_Z | VARIABLE_FLAG_MASK))
     98  1.1  alnsn 
     99  1.1  alnsn #define GET_ALL_FLAGS(op) \
    100  1.6  alnsn 	((op) & (SLJIT_I32_OP | SLJIT_SET_Z | VARIABLE_FLAG_MASK))
    101  1.3  alnsn 
    102  1.3  alnsn #define TYPE_CAST_NEEDED(op) \
    103  1.5  alnsn 	(((op) >= SLJIT_MOV_U8 && (op) <= SLJIT_MOV_S16) || ((op) >= SLJIT_MOVU_U8 && (op) <= SLJIT_MOVU_S16))
    104  1.1  alnsn 
    105  1.1  alnsn #define BUF_SIZE	4096
    106  1.1  alnsn 
    107  1.1  alnsn #if (defined SLJIT_32BIT_ARCHITECTURE && SLJIT_32BIT_ARCHITECTURE)
    108  1.1  alnsn #define ABUF_SIZE	2048
    109  1.1  alnsn #else
    110  1.1  alnsn #define ABUF_SIZE	4096
    111  1.1  alnsn #endif
    112  1.1  alnsn 
    113  1.3  alnsn /* Parameter parsing. */
    114  1.3  alnsn #define REG_MASK		0x3f
    115  1.3  alnsn #define OFFS_REG(reg)		(((reg) >> 8) & REG_MASK)
    116  1.3  alnsn #define OFFS_REG_MASK		(REG_MASK << 8)
    117  1.3  alnsn #define TO_OFFS_REG(reg)	((reg) << 8)
    118  1.3  alnsn /* When reg cannot be unused. */
    119  1.3  alnsn #define FAST_IS_REG(reg)	((reg) <= REG_MASK)
    120  1.3  alnsn /* When reg can be unused. */
    121  1.3  alnsn #define SLOW_IS_REG(reg)	((reg) > 0 && (reg) <= REG_MASK)
    122  1.3  alnsn 
    123  1.1  alnsn /* Jump flags. */
    124  1.1  alnsn #define JUMP_LABEL	0x1
    125  1.1  alnsn #define JUMP_ADDR	0x2
    126  1.1  alnsn /* SLJIT_REWRITABLE_JUMP is 0x1000. */
    127  1.1  alnsn 
    128  1.5  alnsn #if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
    129  1.3  alnsn #	define PATCH_MB	0x4
    130  1.3  alnsn #	define PATCH_MW	0x8
    131  1.1  alnsn #if (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
    132  1.3  alnsn #	define PATCH_MD	0x10
    133  1.1  alnsn #endif
    134  1.1  alnsn #endif
    135  1.1  alnsn 
    136  1.1  alnsn #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) || (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7)
    137  1.3  alnsn #	define IS_BL		0x4
    138  1.3  alnsn #	define PATCH_B		0x8
    139  1.1  alnsn #endif
    140  1.1  alnsn 
    141  1.1  alnsn #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
    142  1.3  alnsn #	define CPOOL_SIZE	512
    143  1.1  alnsn #endif
    144  1.1  alnsn 
    145  1.1  alnsn #if (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
    146  1.3  alnsn #	define IS_COND		0x04
    147  1.3  alnsn #	define IS_BL		0x08
    148  1.1  alnsn 	/* conditional + imm8 */
    149  1.3  alnsn #	define PATCH_TYPE1	0x10
    150  1.1  alnsn 	/* conditional + imm20 */
    151  1.3  alnsn #	define PATCH_TYPE2	0x20
    152  1.1  alnsn 	/* IT + imm24 */
    153  1.3  alnsn #	define PATCH_TYPE3	0x30
    154  1.1  alnsn 	/* imm11 */
    155  1.3  alnsn #	define PATCH_TYPE4	0x40
    156  1.1  alnsn 	/* imm24 */
    157  1.3  alnsn #	define PATCH_TYPE5	0x50
    158  1.1  alnsn 	/* BL + imm24 */
    159  1.3  alnsn #	define PATCH_BL		0x60
    160  1.1  alnsn 	/* 0xf00 cc code for branches */
    161  1.1  alnsn #endif
    162  1.1  alnsn 
    163  1.3  alnsn #if (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64)
    164  1.3  alnsn #	define IS_COND		0x004
    165  1.3  alnsn #	define IS_CBZ		0x008
    166  1.3  alnsn #	define IS_BL		0x010
    167  1.3  alnsn #	define PATCH_B		0x020
    168  1.3  alnsn #	define PATCH_COND	0x040
    169  1.3  alnsn #	define PATCH_ABS48	0x080
    170  1.3  alnsn #	define PATCH_ABS64	0x100
    171  1.3  alnsn #endif
    172  1.3  alnsn 
    173  1.5  alnsn #if (defined SLJIT_CONFIG_PPC && SLJIT_CONFIG_PPC)
    174  1.3  alnsn #	define IS_COND		0x004
    175  1.3  alnsn #	define IS_CALL		0x008
    176  1.3  alnsn #	define PATCH_B		0x010
    177  1.3  alnsn #	define PATCH_ABS_B	0x020
    178  1.3  alnsn #if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
    179  1.3  alnsn #	define PATCH_ABS32	0x040
    180  1.3  alnsn #	define PATCH_ABS48	0x080
    181  1.3  alnsn #endif
    182  1.3  alnsn #	define REMOVE_COND	0x100
    183  1.1  alnsn #endif
    184  1.1  alnsn 
    185  1.5  alnsn #if (defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS)
    186  1.3  alnsn #	define IS_MOVABLE	0x004
    187  1.3  alnsn #	define IS_JAL		0x008
    188  1.3  alnsn #	define IS_CALL		0x010
    189  1.3  alnsn #	define IS_BIT26_COND	0x020
    190  1.3  alnsn #	define IS_BIT16_COND	0x040
    191  1.3  alnsn 
    192  1.3  alnsn #	define IS_COND		(IS_BIT26_COND | IS_BIT16_COND)
    193  1.1  alnsn 
    194  1.3  alnsn #	define PATCH_B		0x080
    195  1.3  alnsn #	define PATCH_J		0x100
    196  1.1  alnsn 
    197  1.3  alnsn #if (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
    198  1.3  alnsn #	define PATCH_ABS32	0x200
    199  1.3  alnsn #	define PATCH_ABS48	0x400
    200  1.3  alnsn #endif
    201  1.1  alnsn 
    202  1.1  alnsn 	/* instruction types */
    203  1.3  alnsn #	define MOVABLE_INS	0
    204  1.1  alnsn 	/* 1 - 31 last destination register */
    205  1.1  alnsn 	/* no destination (i.e: store) */
    206  1.3  alnsn #	define UNMOVABLE_INS	32
    207  1.2  alnsn 	/* FPU status register */
    208  1.3  alnsn #	define FCSR_FCC		33
    209  1.3  alnsn #endif
    210  1.3  alnsn 
    211  1.3  alnsn #if (defined SLJIT_CONFIG_TILEGX && SLJIT_CONFIG_TILEGX)
    212  1.3  alnsn #	define IS_JAL		0x04
    213  1.3  alnsn #	define IS_COND		0x08
    214  1.3  alnsn 
    215  1.3  alnsn #	define PATCH_B		0x10
    216  1.3  alnsn #	define PATCH_J		0x20
    217  1.2  alnsn #endif
    218  1.2  alnsn 
    219  1.2  alnsn #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
    220  1.3  alnsn #	define IS_MOVABLE	0x04
    221  1.3  alnsn #	define IS_COND		0x08
    222  1.3  alnsn #	define IS_CALL		0x10
    223  1.2  alnsn 
    224  1.3  alnsn #	define PATCH_B		0x20
    225  1.3  alnsn #	define PATCH_CALL	0x40
    226  1.2  alnsn 
    227  1.2  alnsn 	/* instruction types */
    228  1.3  alnsn #	define MOVABLE_INS	0
    229  1.2  alnsn 	/* 1 - 31 last destination register */
    230  1.2  alnsn 	/* no destination (i.e: store) */
    231  1.3  alnsn #	define UNMOVABLE_INS	32
    232  1.2  alnsn 
    233  1.3  alnsn #	define DST_INS_MASK	0xff
    234  1.2  alnsn 
    235  1.2  alnsn 	/* ICC_SET is the same as SET_FLAGS. */
    236  1.3  alnsn #	define ICC_IS_SET	(1 << 23)
    237  1.3  alnsn #	define FCC_IS_SET	(1 << 24)
    238  1.1  alnsn #endif
    239  1.1  alnsn 
    240  1.5  alnsn /* Stack management. */
    241  1.1  alnsn 
    242  1.5  alnsn #define GET_SAVED_REGISTERS_SIZE(scratches, saveds, extra) \
    243  1.5  alnsn 	(((scratches < SLJIT_NUMBER_OF_SCRATCH_REGISTERS ? 0 : (scratches - SLJIT_NUMBER_OF_SCRATCH_REGISTERS)) + \
    244  1.5  alnsn 		(saveds < SLJIT_NUMBER_OF_SAVED_REGISTERS ? saveds : SLJIT_NUMBER_OF_SAVED_REGISTERS) + \
    245  1.5  alnsn 		extra) * sizeof(sljit_sw))
    246  1.1  alnsn 
    247  1.5  alnsn #define ADJUST_LOCAL_OFFSET(p, i) \
    248  1.5  alnsn 	if ((p) == (SLJIT_MEM1(SLJIT_SP))) \
    249  1.5  alnsn 		(i) += SLJIT_LOCALS_OFFSET;
    250  1.3  alnsn 
    251  1.5  alnsn #endif /* !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED) */
    252  1.1  alnsn 
    253  1.5  alnsn /* Utils can still be used even if SLJIT_CONFIG_UNSUPPORTED is set. */
    254  1.5  alnsn #include "sljitUtils.c"
    255  1.1  alnsn 
    256  1.5  alnsn #if !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED)
    257  1.3  alnsn 
    258  1.5  alnsn #if (defined SLJIT_EXECUTABLE_ALLOCATOR && SLJIT_EXECUTABLE_ALLOCATOR)
    259  1.6  alnsn 
    260  1.6  alnsn #if (defined SLJIT_PROT_EXECUTABLE_ALLOCATOR && SLJIT_PROT_EXECUTABLE_ALLOCATOR)
    261  1.6  alnsn #include "sljitProtExecAllocator.c"
    262  1.6  alnsn #else
    263  1.5  alnsn #include "sljitExecAllocator.c"
    264  1.2  alnsn #endif
    265  1.2  alnsn 
    266  1.6  alnsn #endif
    267  1.6  alnsn 
    268  1.6  alnsn #if (defined SLJIT_PROT_EXECUTABLE_ALLOCATOR && SLJIT_PROT_EXECUTABLE_ALLOCATOR)
    269  1.6  alnsn #define SLJIT_ADD_EXEC_OFFSET(ptr, exec_offset) ((sljit_u8 *)(ptr) + (exec_offset))
    270  1.6  alnsn #else
    271  1.6  alnsn #define SLJIT_ADD_EXEC_OFFSET(ptr, exec_offset) ((sljit_u8 *)(ptr))
    272  1.6  alnsn #endif
    273  1.6  alnsn 
    274  1.5  alnsn /* Argument checking features. */
    275  1.2  alnsn 
    276  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    277  1.1  alnsn 
    278  1.5  alnsn /* Returns with error when an invalid argument is passed. */
    279  1.1  alnsn 
    280  1.5  alnsn #define CHECK_ARGUMENT(x) \
    281  1.5  alnsn 	do { \
    282  1.5  alnsn 		if (SLJIT_UNLIKELY(!(x))) \
    283  1.5  alnsn 			return 1; \
    284  1.5  alnsn 	} while (0)
    285  1.1  alnsn 
    286  1.5  alnsn #define CHECK_RETURN_TYPE sljit_s32
    287  1.5  alnsn #define CHECK_RETURN_OK return 0
    288  1.1  alnsn 
    289  1.5  alnsn #define CHECK(x) \
    290  1.5  alnsn 	do { \
    291  1.5  alnsn 		if (SLJIT_UNLIKELY(x)) { \
    292  1.5  alnsn 			compiler->error = SLJIT_ERR_BAD_ARGUMENT; \
    293  1.5  alnsn 			return SLJIT_ERR_BAD_ARGUMENT; \
    294  1.5  alnsn 		} \
    295  1.5  alnsn 	} while (0)
    296  1.1  alnsn 
    297  1.5  alnsn #define CHECK_PTR(x) \
    298  1.5  alnsn 	do { \
    299  1.5  alnsn 		if (SLJIT_UNLIKELY(x)) { \
    300  1.5  alnsn 			compiler->error = SLJIT_ERR_BAD_ARGUMENT; \
    301  1.5  alnsn 			return NULL; \
    302  1.5  alnsn 		} \
    303  1.5  alnsn 	} while (0)
    304  1.1  alnsn 
    305  1.5  alnsn #define CHECK_REG_INDEX(x) \
    306  1.5  alnsn 	do { \
    307  1.5  alnsn 		if (SLJIT_UNLIKELY(x)) { \
    308  1.5  alnsn 			return -2; \
    309  1.5  alnsn 		} \
    310  1.5  alnsn 	} while (0)
    311  1.1  alnsn 
    312  1.5  alnsn #elif (defined SLJIT_DEBUG && SLJIT_DEBUG)
    313  1.1  alnsn 
    314  1.5  alnsn /* Assertion failure occures if an invalid argument is passed. */
    315  1.5  alnsn #undef SLJIT_ARGUMENT_CHECKS
    316  1.5  alnsn #define SLJIT_ARGUMENT_CHECKS 1
    317  1.5  alnsn 
    318  1.5  alnsn #define CHECK_ARGUMENT(x) SLJIT_ASSERT(x)
    319  1.5  alnsn #define CHECK_RETURN_TYPE void
    320  1.5  alnsn #define CHECK_RETURN_OK return
    321  1.5  alnsn #define CHECK(x) x
    322  1.5  alnsn #define CHECK_PTR(x) x
    323  1.5  alnsn #define CHECK_REG_INDEX(x) x
    324  1.5  alnsn 
    325  1.5  alnsn #elif (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
    326  1.5  alnsn 
    327  1.5  alnsn /* Arguments are not checked. */
    328  1.5  alnsn #define CHECK_RETURN_TYPE void
    329  1.5  alnsn #define CHECK_RETURN_OK return
    330  1.5  alnsn #define CHECK(x) x
    331  1.5  alnsn #define CHECK_PTR(x) x
    332  1.5  alnsn #define CHECK_REG_INDEX(x) x
    333  1.1  alnsn 
    334  1.5  alnsn #else
    335  1.1  alnsn 
    336  1.5  alnsn /* Arguments are not checked. */
    337  1.5  alnsn #define CHECK(x)
    338  1.5  alnsn #define CHECK_PTR(x)
    339  1.5  alnsn #define CHECK_REG_INDEX(x)
    340  1.1  alnsn 
    341  1.5  alnsn #endif /* SLJIT_ARGUMENT_CHECKS */
    342  1.1  alnsn 
    343  1.1  alnsn /* --------------------------------------------------------------------- */
    344  1.1  alnsn /*  Public functions                                                     */
    345  1.1  alnsn /* --------------------------------------------------------------------- */
    346  1.1  alnsn 
    347  1.5  alnsn #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) || (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
    348  1.1  alnsn #define SLJIT_NEEDS_COMPILER_INIT 1
    349  1.5  alnsn static sljit_s32 compiler_initialized = 0;
    350  1.1  alnsn /* A thread safe initialization. */
    351  1.1  alnsn static void init_compiler(void);
    352  1.1  alnsn #endif
    353  1.1  alnsn 
    354  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE struct sljit_compiler* sljit_create_compiler(void *allocator_data)
    355  1.1  alnsn {
    356  1.5  alnsn 	struct sljit_compiler *compiler = (struct sljit_compiler*)SLJIT_MALLOC(sizeof(struct sljit_compiler), allocator_data);
    357  1.1  alnsn 	if (!compiler)
    358  1.1  alnsn 		return NULL;
    359  1.1  alnsn 	SLJIT_ZEROMEM(compiler, sizeof(struct sljit_compiler));
    360  1.1  alnsn 
    361  1.1  alnsn 	SLJIT_COMPILE_ASSERT(
    362  1.5  alnsn 		sizeof(sljit_s8) == 1 && sizeof(sljit_u8) == 1
    363  1.5  alnsn 		&& sizeof(sljit_s16) == 2 && sizeof(sljit_u16) == 2
    364  1.5  alnsn 		&& sizeof(sljit_s32) == 4 && sizeof(sljit_u32) == 4
    365  1.3  alnsn 		&& (sizeof(sljit_p) == 4 || sizeof(sljit_p) == 8)
    366  1.3  alnsn 		&& sizeof(sljit_p) <= sizeof(sljit_sw)
    367  1.3  alnsn 		&& (sizeof(sljit_sw) == 4 || sizeof(sljit_sw) == 8)
    368  1.3  alnsn 		&& (sizeof(sljit_uw) == 4 || sizeof(sljit_uw) == 8),
    369  1.1  alnsn 		invalid_integer_types);
    370  1.5  alnsn 	SLJIT_COMPILE_ASSERT(SLJIT_I32_OP == SLJIT_F32_OP,
    371  1.3  alnsn 		int_op_and_single_op_must_be_the_same);
    372  1.5  alnsn 	SLJIT_COMPILE_ASSERT(SLJIT_REWRITABLE_JUMP != SLJIT_F32_OP,
    373  1.3  alnsn 		rewritable_jump_and_single_op_must_not_be_the_same);
    374  1.6  alnsn 	SLJIT_COMPILE_ASSERT(!(SLJIT_EQUAL & 0x1) && !(SLJIT_LESS & 0x1) && !(SLJIT_EQUAL_F64 & 0x1) && !(SLJIT_JUMP & 0x1),
    375  1.6  alnsn 		conditional_flags_must_be_even_numbers);
    376  1.1  alnsn 
    377  1.1  alnsn 	/* Only the non-zero members must be set. */
    378  1.1  alnsn 	compiler->error = SLJIT_SUCCESS;
    379  1.1  alnsn 
    380  1.5  alnsn 	compiler->allocator_data = allocator_data;
    381  1.5  alnsn 	compiler->buf = (struct sljit_memory_fragment*)SLJIT_MALLOC(BUF_SIZE, allocator_data);
    382  1.5  alnsn 	compiler->abuf = (struct sljit_memory_fragment*)SLJIT_MALLOC(ABUF_SIZE, allocator_data);
    383  1.1  alnsn 
    384  1.1  alnsn 	if (!compiler->buf || !compiler->abuf) {
    385  1.1  alnsn 		if (compiler->buf)
    386  1.5  alnsn 			SLJIT_FREE(compiler->buf, allocator_data);
    387  1.1  alnsn 		if (compiler->abuf)
    388  1.5  alnsn 			SLJIT_FREE(compiler->abuf, allocator_data);
    389  1.5  alnsn 		SLJIT_FREE(compiler, allocator_data);
    390  1.1  alnsn 		return NULL;
    391  1.1  alnsn 	}
    392  1.1  alnsn 
    393  1.1  alnsn 	compiler->buf->next = NULL;
    394  1.1  alnsn 	compiler->buf->used_size = 0;
    395  1.1  alnsn 	compiler->abuf->next = NULL;
    396  1.1  alnsn 	compiler->abuf->used_size = 0;
    397  1.1  alnsn 
    398  1.3  alnsn 	compiler->scratches = -1;
    399  1.1  alnsn 	compiler->saveds = -1;
    400  1.5  alnsn 	compiler->fscratches = -1;
    401  1.5  alnsn 	compiler->fsaveds = -1;
    402  1.5  alnsn 	compiler->local_size = -1;
    403  1.1  alnsn 
    404  1.1  alnsn #if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
    405  1.1  alnsn 	compiler->args = -1;
    406  1.1  alnsn #endif
    407  1.1  alnsn 
    408  1.1  alnsn #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
    409  1.5  alnsn 	compiler->cpool = (sljit_uw*)SLJIT_MALLOC(CPOOL_SIZE * sizeof(sljit_uw)
    410  1.5  alnsn 		+ CPOOL_SIZE * sizeof(sljit_u8), allocator_data);
    411  1.1  alnsn 	if (!compiler->cpool) {
    412  1.5  alnsn 		SLJIT_FREE(compiler->buf, allocator_data);
    413  1.5  alnsn 		SLJIT_FREE(compiler->abuf, allocator_data);
    414  1.5  alnsn 		SLJIT_FREE(compiler, allocator_data);
    415  1.1  alnsn 		return NULL;
    416  1.1  alnsn 	}
    417  1.5  alnsn 	compiler->cpool_unique = (sljit_u8*)(compiler->cpool + CPOOL_SIZE);
    418  1.1  alnsn 	compiler->cpool_diff = 0xffffffff;
    419  1.1  alnsn #endif
    420  1.1  alnsn 
    421  1.5  alnsn #if (defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS)
    422  1.1  alnsn 	compiler->delay_slot = UNMOVABLE_INS;
    423  1.1  alnsn #endif
    424  1.1  alnsn 
    425  1.2  alnsn #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
    426  1.2  alnsn 	compiler->delay_slot = UNMOVABLE_INS;
    427  1.2  alnsn #endif
    428  1.2  alnsn 
    429  1.1  alnsn #if (defined SLJIT_NEEDS_COMPILER_INIT && SLJIT_NEEDS_COMPILER_INIT)
    430  1.1  alnsn 	if (!compiler_initialized) {
    431  1.1  alnsn 		init_compiler();
    432  1.1  alnsn 		compiler_initialized = 1;
    433  1.1  alnsn 	}
    434  1.1  alnsn #endif
    435  1.1  alnsn 
    436  1.1  alnsn 	return compiler;
    437  1.1  alnsn }
    438  1.1  alnsn 
    439  1.1  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_free_compiler(struct sljit_compiler *compiler)
    440  1.1  alnsn {
    441  1.1  alnsn 	struct sljit_memory_fragment *buf;
    442  1.1  alnsn 	struct sljit_memory_fragment *curr;
    443  1.5  alnsn 	void *allocator_data = compiler->allocator_data;
    444  1.5  alnsn 	SLJIT_UNUSED_ARG(allocator_data);
    445  1.1  alnsn 
    446  1.1  alnsn 	buf = compiler->buf;
    447  1.1  alnsn 	while (buf) {
    448  1.1  alnsn 		curr = buf;
    449  1.1  alnsn 		buf = buf->next;
    450  1.5  alnsn 		SLJIT_FREE(curr, allocator_data);
    451  1.1  alnsn 	}
    452  1.1  alnsn 
    453  1.1  alnsn 	buf = compiler->abuf;
    454  1.1  alnsn 	while (buf) {
    455  1.1  alnsn 		curr = buf;
    456  1.1  alnsn 		buf = buf->next;
    457  1.5  alnsn 		SLJIT_FREE(curr, allocator_data);
    458  1.1  alnsn 	}
    459  1.1  alnsn 
    460  1.1  alnsn #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
    461  1.5  alnsn 	SLJIT_FREE(compiler->cpool, allocator_data);
    462  1.1  alnsn #endif
    463  1.5  alnsn 	SLJIT_FREE(compiler, allocator_data);
    464  1.5  alnsn }
    465  1.5  alnsn 
    466  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_set_compiler_memory_error(struct sljit_compiler *compiler)
    467  1.5  alnsn {
    468  1.5  alnsn 	if (compiler->error == SLJIT_SUCCESS)
    469  1.5  alnsn 		compiler->error = SLJIT_ERR_ALLOC_FAILED;
    470  1.1  alnsn }
    471  1.1  alnsn 
    472  1.1  alnsn #if (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
    473  1.1  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
    474  1.1  alnsn {
    475  1.1  alnsn 	/* Remove thumb mode flag. */
    476  1.1  alnsn 	SLJIT_FREE_EXEC((void*)((sljit_uw)code & ~0x1));
    477  1.1  alnsn }
    478  1.1  alnsn #elif (defined SLJIT_INDIRECT_CALL && SLJIT_INDIRECT_CALL)
    479  1.1  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
    480  1.1  alnsn {
    481  1.1  alnsn 	/* Resolve indirection. */
    482  1.1  alnsn 	code = (void*)(*(sljit_uw*)code);
    483  1.1  alnsn 	SLJIT_FREE_EXEC(code);
    484  1.1  alnsn }
    485  1.1  alnsn #else
    486  1.1  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
    487  1.1  alnsn {
    488  1.1  alnsn 	SLJIT_FREE_EXEC(code);
    489  1.1  alnsn }
    490  1.1  alnsn #endif
    491  1.1  alnsn 
    492  1.1  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_set_label(struct sljit_jump *jump, struct sljit_label* label)
    493  1.1  alnsn {
    494  1.1  alnsn 	if (SLJIT_LIKELY(!!jump) && SLJIT_LIKELY(!!label)) {
    495  1.1  alnsn 		jump->flags &= ~JUMP_ADDR;
    496  1.1  alnsn 		jump->flags |= JUMP_LABEL;
    497  1.1  alnsn 		jump->u.label = label;
    498  1.1  alnsn 	}
    499  1.1  alnsn }
    500  1.1  alnsn 
    501  1.1  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_set_target(struct sljit_jump *jump, sljit_uw target)
    502  1.1  alnsn {
    503  1.1  alnsn 	if (SLJIT_LIKELY(!!jump)) {
    504  1.1  alnsn 		jump->flags &= ~JUMP_LABEL;
    505  1.1  alnsn 		jump->flags |= JUMP_ADDR;
    506  1.1  alnsn 		jump->u.target = target;
    507  1.1  alnsn 	}
    508  1.1  alnsn }
    509  1.1  alnsn 
    510  1.6  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_set_current_flags(struct sljit_compiler *compiler, sljit_s32 current_flags)
    511  1.6  alnsn {
    512  1.6  alnsn 	SLJIT_UNUSED_ARG(compiler);
    513  1.6  alnsn 	SLJIT_UNUSED_ARG(current_flags);
    514  1.6  alnsn 
    515  1.6  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    516  1.6  alnsn 	if ((current_flags & ~(VARIABLE_FLAG_MASK | SLJIT_I32_OP | SLJIT_SET_Z)) == 0) {
    517  1.6  alnsn 		compiler->last_flags = GET_FLAG_TYPE(current_flags) | (current_flags & (SLJIT_I32_OP | SLJIT_SET_Z));
    518  1.6  alnsn 	}
    519  1.6  alnsn #endif
    520  1.6  alnsn }
    521  1.6  alnsn 
    522  1.1  alnsn /* --------------------------------------------------------------------- */
    523  1.1  alnsn /*  Private functions                                                    */
    524  1.1  alnsn /* --------------------------------------------------------------------- */
    525  1.1  alnsn 
    526  1.3  alnsn static void* ensure_buf(struct sljit_compiler *compiler, sljit_uw size)
    527  1.1  alnsn {
    528  1.5  alnsn 	sljit_u8 *ret;
    529  1.1  alnsn 	struct sljit_memory_fragment *new_frag;
    530  1.1  alnsn 
    531  1.3  alnsn 	SLJIT_ASSERT(size <= 256);
    532  1.3  alnsn 	if (compiler->buf->used_size + size <= (BUF_SIZE - (sljit_uw)SLJIT_OFFSETOF(struct sljit_memory_fragment, memory))) {
    533  1.1  alnsn 		ret = compiler->buf->memory + compiler->buf->used_size;
    534  1.1  alnsn 		compiler->buf->used_size += size;
    535  1.1  alnsn 		return ret;
    536  1.1  alnsn 	}
    537  1.5  alnsn 	new_frag = (struct sljit_memory_fragment*)SLJIT_MALLOC(BUF_SIZE, compiler->allocator_data);
    538  1.1  alnsn 	PTR_FAIL_IF_NULL(new_frag);
    539  1.1  alnsn 	new_frag->next = compiler->buf;
    540  1.1  alnsn 	compiler->buf = new_frag;
    541  1.1  alnsn 	new_frag->used_size = size;
    542  1.1  alnsn 	return new_frag->memory;
    543  1.1  alnsn }
    544  1.1  alnsn 
    545  1.3  alnsn static void* ensure_abuf(struct sljit_compiler *compiler, sljit_uw size)
    546  1.1  alnsn {
    547  1.5  alnsn 	sljit_u8 *ret;
    548  1.1  alnsn 	struct sljit_memory_fragment *new_frag;
    549  1.1  alnsn 
    550  1.3  alnsn 	SLJIT_ASSERT(size <= 256);
    551  1.3  alnsn 	if (compiler->abuf->used_size + size <= (ABUF_SIZE - (sljit_uw)SLJIT_OFFSETOF(struct sljit_memory_fragment, memory))) {
    552  1.1  alnsn 		ret = compiler->abuf->memory + compiler->abuf->used_size;
    553  1.1  alnsn 		compiler->abuf->used_size += size;
    554  1.1  alnsn 		return ret;
    555  1.1  alnsn 	}
    556  1.5  alnsn 	new_frag = (struct sljit_memory_fragment*)SLJIT_MALLOC(ABUF_SIZE, compiler->allocator_data);
    557  1.1  alnsn 	PTR_FAIL_IF_NULL(new_frag);
    558  1.1  alnsn 	new_frag->next = compiler->abuf;
    559  1.1  alnsn 	compiler->abuf = new_frag;
    560  1.1  alnsn 	new_frag->used_size = size;
    561  1.1  alnsn 	return new_frag->memory;
    562  1.1  alnsn }
    563  1.1  alnsn 
    564  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE void* sljit_alloc_memory(struct sljit_compiler *compiler, sljit_s32 size)
    565  1.1  alnsn {
    566  1.1  alnsn 	CHECK_ERROR_PTR();
    567  1.1  alnsn 
    568  1.1  alnsn #if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
    569  1.1  alnsn 	if (size <= 0 || size > 128)
    570  1.1  alnsn 		return NULL;
    571  1.1  alnsn 	size = (size + 7) & ~7;
    572  1.1  alnsn #else
    573  1.1  alnsn 	if (size <= 0 || size > 64)
    574  1.1  alnsn 		return NULL;
    575  1.1  alnsn 	size = (size + 3) & ~3;
    576  1.1  alnsn #endif
    577  1.1  alnsn 	return ensure_abuf(compiler, size);
    578  1.1  alnsn }
    579  1.1  alnsn 
    580  1.1  alnsn static SLJIT_INLINE void reverse_buf(struct sljit_compiler *compiler)
    581  1.1  alnsn {
    582  1.1  alnsn 	struct sljit_memory_fragment *buf = compiler->buf;
    583  1.1  alnsn 	struct sljit_memory_fragment *prev = NULL;
    584  1.1  alnsn 	struct sljit_memory_fragment *tmp;
    585  1.1  alnsn 
    586  1.1  alnsn 	do {
    587  1.1  alnsn 		tmp = buf->next;
    588  1.1  alnsn 		buf->next = prev;
    589  1.1  alnsn 		prev = buf;
    590  1.1  alnsn 		buf = tmp;
    591  1.1  alnsn 	} while (buf != NULL);
    592  1.1  alnsn 
    593  1.1  alnsn 	compiler->buf = prev;
    594  1.1  alnsn }
    595  1.1  alnsn 
    596  1.5  alnsn static SLJIT_INLINE void set_emit_enter(struct sljit_compiler *compiler,
    597  1.5  alnsn 	sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds,
    598  1.5  alnsn 	sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
    599  1.5  alnsn {
    600  1.5  alnsn 	SLJIT_UNUSED_ARG(args);
    601  1.5  alnsn 	SLJIT_UNUSED_ARG(local_size);
    602  1.5  alnsn 
    603  1.5  alnsn 	compiler->options = options;
    604  1.5  alnsn 	compiler->scratches = scratches;
    605  1.5  alnsn 	compiler->saveds = saveds;
    606  1.5  alnsn 	compiler->fscratches = fscratches;
    607  1.5  alnsn 	compiler->fsaveds = fsaveds;
    608  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    609  1.5  alnsn 	compiler->logical_local_size = local_size;
    610  1.5  alnsn #endif
    611  1.5  alnsn }
    612  1.5  alnsn 
    613  1.5  alnsn static SLJIT_INLINE void set_set_context(struct sljit_compiler *compiler,
    614  1.5  alnsn 	sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds,
    615  1.5  alnsn 	sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
    616  1.5  alnsn {
    617  1.5  alnsn 	SLJIT_UNUSED_ARG(args);
    618  1.5  alnsn 	SLJIT_UNUSED_ARG(local_size);
    619  1.5  alnsn 
    620  1.5  alnsn 	compiler->options = options;
    621  1.5  alnsn 	compiler->scratches = scratches;
    622  1.5  alnsn 	compiler->saveds = saveds;
    623  1.5  alnsn 	compiler->fscratches = fscratches;
    624  1.5  alnsn 	compiler->fsaveds = fsaveds;
    625  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    626  1.5  alnsn 	compiler->logical_local_size = local_size;
    627  1.5  alnsn #endif
    628  1.5  alnsn }
    629  1.5  alnsn 
    630  1.1  alnsn static SLJIT_INLINE void set_label(struct sljit_label *label, struct sljit_compiler *compiler)
    631  1.1  alnsn {
    632  1.1  alnsn 	label->next = NULL;
    633  1.1  alnsn 	label->size = compiler->size;
    634  1.1  alnsn 	if (compiler->last_label)
    635  1.1  alnsn 		compiler->last_label->next = label;
    636  1.1  alnsn 	else
    637  1.1  alnsn 		compiler->labels = label;
    638  1.1  alnsn 	compiler->last_label = label;
    639  1.1  alnsn }
    640  1.1  alnsn 
    641  1.5  alnsn static SLJIT_INLINE void set_jump(struct sljit_jump *jump, struct sljit_compiler *compiler, sljit_s32 flags)
    642  1.1  alnsn {
    643  1.1  alnsn 	jump->next = NULL;
    644  1.1  alnsn 	jump->flags = flags;
    645  1.1  alnsn 	if (compiler->last_jump)
    646  1.1  alnsn 		compiler->last_jump->next = jump;
    647  1.1  alnsn 	else
    648  1.1  alnsn 		compiler->jumps = jump;
    649  1.1  alnsn 	compiler->last_jump = jump;
    650  1.1  alnsn }
    651  1.1  alnsn 
    652  1.1  alnsn static SLJIT_INLINE void set_const(struct sljit_const *const_, struct sljit_compiler *compiler)
    653  1.1  alnsn {
    654  1.1  alnsn 	const_->next = NULL;
    655  1.1  alnsn 	const_->addr = compiler->size;
    656  1.1  alnsn 	if (compiler->last_const)
    657  1.1  alnsn 		compiler->last_const->next = const_;
    658  1.1  alnsn 	else
    659  1.1  alnsn 		compiler->consts = const_;
    660  1.1  alnsn 	compiler->last_const = const_;
    661  1.1  alnsn }
    662  1.1  alnsn 
    663  1.1  alnsn #define ADDRESSING_DEPENDS_ON(exp, reg) \
    664  1.3  alnsn 	(((exp) & SLJIT_MEM) && (((exp) & REG_MASK) == reg || OFFS_REG(exp) == reg))
    665  1.1  alnsn 
    666  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    667  1.1  alnsn 
    668  1.1  alnsn #define FUNCTION_CHECK_IS_REG(r) \
    669  1.5  alnsn 	(((r) >= SLJIT_R0 && (r) < (SLJIT_R0 + compiler->scratches)) || \
    670  1.5  alnsn 	((r) > (SLJIT_S0 - compiler->saveds) && (r) <= SLJIT_S0))
    671  1.5  alnsn 
    672  1.5  alnsn #define FUNCTION_CHECK_IS_REG_OR_UNUSED(r) \
    673  1.1  alnsn 	((r) == SLJIT_UNUSED || \
    674  1.5  alnsn 	((r) >= SLJIT_R0 && (r) < (SLJIT_R0 + compiler->scratches)) || \
    675  1.5  alnsn 	((r) > (SLJIT_S0 - compiler->saveds) && (r) <= SLJIT_S0))
    676  1.5  alnsn 
    677  1.5  alnsn #if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
    678  1.5  alnsn #define CHECK_NOT_VIRTUAL_REGISTER(p) \
    679  1.5  alnsn 	CHECK_ARGUMENT((p) < SLJIT_R3 || (p) > SLJIT_R6);
    680  1.5  alnsn #else
    681  1.5  alnsn #define CHECK_NOT_VIRTUAL_REGISTER(p)
    682  1.5  alnsn #endif
    683  1.1  alnsn 
    684  1.1  alnsn #define FUNCTION_CHECK_SRC(p, i) \
    685  1.5  alnsn 	CHECK_ARGUMENT(compiler->scratches != -1 && compiler->saveds != -1); \
    686  1.1  alnsn 	if (FUNCTION_CHECK_IS_REG(p)) \
    687  1.5  alnsn 		CHECK_ARGUMENT((i) == 0); \
    688  1.1  alnsn 	else if ((p) == SLJIT_IMM) \
    689  1.1  alnsn 		; \
    690  1.5  alnsn 	else if ((p) == (SLJIT_MEM1(SLJIT_SP))) \
    691  1.5  alnsn 		CHECK_ARGUMENT((i) >= 0 && (i) < compiler->logical_local_size); \
    692  1.5  alnsn 	else { \
    693  1.5  alnsn 		CHECK_ARGUMENT((p) & SLJIT_MEM); \
    694  1.5  alnsn 		CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG_OR_UNUSED((p) & REG_MASK)); \
    695  1.5  alnsn 		CHECK_NOT_VIRTUAL_REGISTER((p) & REG_MASK); \
    696  1.3  alnsn 		if ((p) & OFFS_REG_MASK) { \
    697  1.5  alnsn 			CHECK_ARGUMENT(((p) & REG_MASK) != SLJIT_UNUSED); \
    698  1.5  alnsn 			CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG(OFFS_REG(p))); \
    699  1.5  alnsn 			CHECK_NOT_VIRTUAL_REGISTER(OFFS_REG(p)); \
    700  1.5  alnsn 			CHECK_ARGUMENT(!((i) & ~0x3)); \
    701  1.1  alnsn 		} \
    702  1.5  alnsn 		CHECK_ARGUMENT(!((p) & ~(SLJIT_MEM | SLJIT_IMM | REG_MASK | OFFS_REG_MASK))); \
    703  1.5  alnsn 	}
    704  1.1  alnsn 
    705  1.1  alnsn #define FUNCTION_CHECK_DST(p, i) \
    706  1.5  alnsn 	CHECK_ARGUMENT(compiler->scratches != -1 && compiler->saveds != -1); \
    707  1.5  alnsn 	if (FUNCTION_CHECK_IS_REG_OR_UNUSED(p)) \
    708  1.5  alnsn 		CHECK_ARGUMENT((i) == 0); \
    709  1.5  alnsn 	else if ((p) == (SLJIT_MEM1(SLJIT_SP))) \
    710  1.5  alnsn 		CHECK_ARGUMENT((i) >= 0 && (i) < compiler->logical_local_size); \
    711  1.5  alnsn 	else { \
    712  1.5  alnsn 		CHECK_ARGUMENT((p) & SLJIT_MEM); \
    713  1.5  alnsn 		CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG_OR_UNUSED((p) & REG_MASK)); \
    714  1.5  alnsn 		CHECK_NOT_VIRTUAL_REGISTER((p) & REG_MASK); \
    715  1.3  alnsn 		if ((p) & OFFS_REG_MASK) { \
    716  1.5  alnsn 			CHECK_ARGUMENT(((p) & REG_MASK) != SLJIT_UNUSED); \
    717  1.5  alnsn 			CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG(OFFS_REG(p))); \
    718  1.5  alnsn 			CHECK_NOT_VIRTUAL_REGISTER(OFFS_REG(p)); \
    719  1.5  alnsn 			CHECK_ARGUMENT(!((i) & ~0x3)); \
    720  1.1  alnsn 		} \
    721  1.5  alnsn 		CHECK_ARGUMENT(!((p) & ~(SLJIT_MEM | SLJIT_IMM | REG_MASK | OFFS_REG_MASK))); \
    722  1.5  alnsn 	}
    723  1.1  alnsn 
    724  1.1  alnsn #define FUNCTION_FCHECK(p, i) \
    725  1.5  alnsn 	CHECK_ARGUMENT(compiler->fscratches != -1 && compiler->fsaveds != -1); \
    726  1.5  alnsn 	if (((p) >= SLJIT_FR0 && (p) < (SLJIT_FR0 + compiler->fscratches)) || \
    727  1.5  alnsn 			((p) > (SLJIT_FS0 - compiler->fsaveds) && (p) <= SLJIT_FS0)) \
    728  1.5  alnsn 		CHECK_ARGUMENT(i == 0); \
    729  1.5  alnsn 	else if ((p) == (SLJIT_MEM1(SLJIT_SP))) \
    730  1.5  alnsn 		CHECK_ARGUMENT((i) >= 0 && (i) < compiler->logical_local_size); \
    731  1.5  alnsn 	else { \
    732  1.5  alnsn 		CHECK_ARGUMENT((p) & SLJIT_MEM); \
    733  1.5  alnsn 		CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG_OR_UNUSED((p) & REG_MASK)); \
    734  1.5  alnsn 		CHECK_NOT_VIRTUAL_REGISTER((p) & REG_MASK); \
    735  1.3  alnsn 		if ((p) & OFFS_REG_MASK) { \
    736  1.5  alnsn 			CHECK_ARGUMENT(((p) & REG_MASK) != SLJIT_UNUSED); \
    737  1.5  alnsn 			CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG(OFFS_REG(p))); \
    738  1.5  alnsn 			CHECK_NOT_VIRTUAL_REGISTER(OFFS_REG(p)); \
    739  1.5  alnsn 			CHECK_ARGUMENT(((p) & OFFS_REG_MASK) != TO_OFFS_REG(SLJIT_SP) && !(i & ~0x3)); \
    740  1.5  alnsn 		} \
    741  1.5  alnsn 		CHECK_ARGUMENT(!((p) & ~(SLJIT_MEM | SLJIT_IMM | REG_MASK | OFFS_REG_MASK))); \
    742  1.5  alnsn 	}
    743  1.1  alnsn 
    744  1.5  alnsn #endif /* SLJIT_ARGUMENT_CHECKS */
    745  1.1  alnsn 
    746  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
    747  1.1  alnsn 
    748  1.1  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_compiler_verbose(struct sljit_compiler *compiler, FILE* verbose)
    749  1.1  alnsn {
    750  1.1  alnsn 	compiler->verbose = verbose;
    751  1.1  alnsn }
    752  1.1  alnsn 
    753  1.3  alnsn #if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
    754  1.1  alnsn #ifdef _WIN64
    755  1.3  alnsn #	define SLJIT_PRINT_D	"I64"
    756  1.1  alnsn #else
    757  1.3  alnsn #	define SLJIT_PRINT_D	"l"
    758  1.1  alnsn #endif
    759  1.1  alnsn #else
    760  1.3  alnsn #	define SLJIT_PRINT_D	""
    761  1.1  alnsn #endif
    762  1.1  alnsn 
    763  1.5  alnsn #define sljit_verbose_reg(compiler, r) \
    764  1.5  alnsn 	do { \
    765  1.5  alnsn 		if ((r) < (SLJIT_R0 + compiler->scratches)) \
    766  1.5  alnsn 			fprintf(compiler->verbose, "r%d", (r) - SLJIT_R0); \
    767  1.6  alnsn 		else if ((r) != SLJIT_SP) \
    768  1.6  alnsn 			fprintf(compiler->verbose, "s%d", SLJIT_NUMBER_OF_REGISTERS - (r)); \
    769  1.5  alnsn 		else \
    770  1.6  alnsn 			fprintf(compiler->verbose, "sp"); \
    771  1.5  alnsn 	} while (0)
    772  1.5  alnsn 
    773  1.5  alnsn #define sljit_verbose_param(compiler, p, i) \
    774  1.1  alnsn 	if ((p) & SLJIT_IMM) \
    775  1.1  alnsn 		fprintf(compiler->verbose, "#%" SLJIT_PRINT_D "d", (i)); \
    776  1.1  alnsn 	else if ((p) & SLJIT_MEM) { \
    777  1.3  alnsn 		if ((p) & REG_MASK) { \
    778  1.5  alnsn 			fputc('[', compiler->verbose); \
    779  1.5  alnsn 			sljit_verbose_reg(compiler, (p) & REG_MASK); \
    780  1.5  alnsn 			if ((p) & OFFS_REG_MASK) { \
    781  1.5  alnsn 				fprintf(compiler->verbose, " + "); \
    782  1.5  alnsn 				sljit_verbose_reg(compiler, OFFS_REG(p)); \
    783  1.5  alnsn 				if (i) \
    784  1.5  alnsn 					fprintf(compiler->verbose, " * %d", 1 << (i)); \
    785  1.1  alnsn 			} \
    786  1.5  alnsn 			else if (i) \
    787  1.5  alnsn 				fprintf(compiler->verbose, " + %" SLJIT_PRINT_D "d", (i)); \
    788  1.5  alnsn 			fputc(']', compiler->verbose); \
    789  1.1  alnsn 		} \
    790  1.1  alnsn 		else \
    791  1.1  alnsn 			fprintf(compiler->verbose, "[#%" SLJIT_PRINT_D "d]", (i)); \
    792  1.5  alnsn 	} else if (p) \
    793  1.5  alnsn 		sljit_verbose_reg(compiler, p); \
    794  1.5  alnsn 	else \
    795  1.5  alnsn 		fprintf(compiler->verbose, "unused");
    796  1.5  alnsn 
    797  1.5  alnsn #define sljit_verbose_fparam(compiler, p, i) \
    798  1.1  alnsn 	if ((p) & SLJIT_MEM) { \
    799  1.3  alnsn 		if ((p) & REG_MASK) { \
    800  1.5  alnsn 			fputc('[', compiler->verbose); \
    801  1.5  alnsn 			sljit_verbose_reg(compiler, (p) & REG_MASK); \
    802  1.5  alnsn 			if ((p) & OFFS_REG_MASK) { \
    803  1.5  alnsn 				fprintf(compiler->verbose, " + "); \
    804  1.5  alnsn 				sljit_verbose_reg(compiler, OFFS_REG(p)); \
    805  1.5  alnsn 				if (i) \
    806  1.5  alnsn 					fprintf(compiler->verbose, "%d", 1 << (i)); \
    807  1.1  alnsn 			} \
    808  1.5  alnsn 			else if (i) \
    809  1.5  alnsn 				fprintf(compiler->verbose, "%" SLJIT_PRINT_D "d", (i)); \
    810  1.5  alnsn 			fputc(']', compiler->verbose); \
    811  1.1  alnsn 		} \
    812  1.1  alnsn 		else \
    813  1.1  alnsn 			fprintf(compiler->verbose, "[#%" SLJIT_PRINT_D "d]", (i)); \
    814  1.5  alnsn 	} \
    815  1.5  alnsn 	else { \
    816  1.5  alnsn 		if ((p) < (SLJIT_FR0 + compiler->fscratches)) \
    817  1.5  alnsn 			fprintf(compiler->verbose, "fr%d", (p) - SLJIT_FR0); \
    818  1.5  alnsn 		else \
    819  1.5  alnsn 			fprintf(compiler->verbose, "fs%d", SLJIT_NUMBER_OF_FLOAT_REGISTERS - (p)); \
    820  1.5  alnsn 	}
    821  1.1  alnsn 
    822  1.5  alnsn static const char* op0_names[] = {
    823  1.5  alnsn 	(char*)"breakpoint", (char*)"nop", (char*)"lmul.uw", (char*)"lmul.sw",
    824  1.5  alnsn 	(char*)"divmod.u", (char*)"divmod.s", (char*)"div.u", (char*)"div.s"
    825  1.5  alnsn };
    826  1.5  alnsn 
    827  1.5  alnsn static const char* op1_names[] = {
    828  1.5  alnsn 	(char*)"", (char*)".u8", (char*)".s8", (char*)".u16",
    829  1.5  alnsn 	(char*)".s16", (char*)".u32", (char*)".s32", (char*)".p",
    830  1.5  alnsn 	(char*)"", (char*)".u8", (char*)".s8", (char*)".u16",
    831  1.5  alnsn 	(char*)".s16", (char*)".u32", (char*)".s32", (char*)".p",
    832  1.3  alnsn 	(char*)"not", (char*)"neg", (char*)"clz",
    833  1.5  alnsn };
    834  1.5  alnsn 
    835  1.5  alnsn static const char* op2_names[] = {
    836  1.1  alnsn 	(char*)"add", (char*)"addc", (char*)"sub", (char*)"subc",
    837  1.1  alnsn 	(char*)"mul", (char*)"and", (char*)"or", (char*)"xor",
    838  1.1  alnsn 	(char*)"shl", (char*)"lshr", (char*)"ashr",
    839  1.5  alnsn };
    840  1.5  alnsn 
    841  1.5  alnsn static const char* fop1_names[] = {
    842  1.5  alnsn 	(char*)"mov", (char*)"conv", (char*)"conv", (char*)"conv",
    843  1.5  alnsn 	(char*)"conv", (char*)"conv", (char*)"cmp", (char*)"neg",
    844  1.5  alnsn 	(char*)"abs",
    845  1.5  alnsn };
    846  1.5  alnsn 
    847  1.5  alnsn static const char* fop2_names[] = {
    848  1.3  alnsn 	(char*)"add", (char*)"sub", (char*)"mul", (char*)"div"
    849  1.1  alnsn };
    850  1.1  alnsn 
    851  1.5  alnsn #define JUMP_POSTFIX(type) \
    852  1.5  alnsn 	((type & 0xff) <= SLJIT_MUL_NOT_OVERFLOW ? ((type & SLJIT_I32_OP) ? "32" : "") \
    853  1.5  alnsn 	: ((type & 0xff) <= SLJIT_ORDERED_F64 ? ((type & SLJIT_F32_OP) ? ".f32" : ".f64") : ""))
    854  1.5  alnsn 
    855  1.1  alnsn static char* jump_names[] = {
    856  1.3  alnsn 	(char*)"equal", (char*)"not_equal",
    857  1.3  alnsn 	(char*)"less", (char*)"greater_equal",
    858  1.3  alnsn 	(char*)"greater", (char*)"less_equal",
    859  1.3  alnsn 	(char*)"sig_less", (char*)"sig_greater_equal",
    860  1.3  alnsn 	(char*)"sig_greater", (char*)"sig_less_equal",
    861  1.3  alnsn 	(char*)"overflow", (char*)"not_overflow",
    862  1.3  alnsn 	(char*)"mul_overflow", (char*)"mul_not_overflow",
    863  1.6  alnsn 	(char*)"carry", (char*)"",
    864  1.5  alnsn 	(char*)"equal", (char*)"not_equal",
    865  1.5  alnsn 	(char*)"less", (char*)"greater_equal",
    866  1.5  alnsn 	(char*)"greater", (char*)"less_equal",
    867  1.5  alnsn 	(char*)"unordered", (char*)"ordered",
    868  1.1  alnsn 	(char*)"jump", (char*)"fast_call",
    869  1.1  alnsn 	(char*)"call0", (char*)"call1", (char*)"call2", (char*)"call3"
    870  1.1  alnsn };
    871  1.1  alnsn 
    872  1.5  alnsn #endif /* SLJIT_VERBOSE */
    873  1.1  alnsn 
    874  1.1  alnsn /* --------------------------------------------------------------------- */
    875  1.1  alnsn /*  Arch dependent                                                       */
    876  1.1  alnsn /* --------------------------------------------------------------------- */
    877  1.1  alnsn 
    878  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS) \
    879  1.5  alnsn 	|| (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
    880  1.5  alnsn 
    881  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_generate_code(struct sljit_compiler *compiler)
    882  1.1  alnsn {
    883  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    884  1.1  alnsn 	struct sljit_jump *jump;
    885  1.1  alnsn #endif
    886  1.5  alnsn 
    887  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
    888  1.1  alnsn 
    889  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    890  1.5  alnsn 	CHECK_ARGUMENT(compiler->size > 0);
    891  1.1  alnsn 	jump = compiler->jumps;
    892  1.1  alnsn 	while (jump) {
    893  1.1  alnsn 		/* All jumps have target. */
    894  1.5  alnsn 		CHECK_ARGUMENT(jump->flags & (JUMP_LABEL | JUMP_ADDR));
    895  1.1  alnsn 		jump = jump->next;
    896  1.1  alnsn 	}
    897  1.1  alnsn #endif
    898  1.5  alnsn 	CHECK_RETURN_OK;
    899  1.1  alnsn }
    900  1.1  alnsn 
    901  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_enter(struct sljit_compiler *compiler,
    902  1.5  alnsn 	sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds,
    903  1.5  alnsn 	sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
    904  1.1  alnsn {
    905  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
    906  1.1  alnsn 
    907  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    908  1.6  alnsn 	CHECK_ARGUMENT(!(options & ~SLJIT_F64_ALIGNMENT));
    909  1.5  alnsn 	CHECK_ARGUMENT(args >= 0 && args <= 3);
    910  1.5  alnsn 	CHECK_ARGUMENT(scratches >= 0 && scratches <= SLJIT_NUMBER_OF_REGISTERS);
    911  1.5  alnsn 	CHECK_ARGUMENT(saveds >= 0 && saveds <= SLJIT_NUMBER_OF_REGISTERS);
    912  1.5  alnsn 	CHECK_ARGUMENT(scratches + saveds <= SLJIT_NUMBER_OF_REGISTERS);
    913  1.5  alnsn 	CHECK_ARGUMENT(args <= saveds);
    914  1.5  alnsn 	CHECK_ARGUMENT(fscratches >= 0 && fscratches <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
    915  1.5  alnsn 	CHECK_ARGUMENT(fsaveds >= 0 && fsaveds <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
    916  1.5  alnsn 	CHECK_ARGUMENT(fscratches + fsaveds <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
    917  1.5  alnsn 	CHECK_ARGUMENT(local_size >= 0 && local_size <= SLJIT_MAX_LOCAL_SIZE);
    918  1.6  alnsn 	compiler->last_flags = 0;
    919  1.5  alnsn #endif
    920  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
    921  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose))
    922  1.5  alnsn 		fprintf(compiler->verbose, "  enter options:none args:%d scratches:%d saveds:%d fscratches:%d fsaveds:%d local_size:%d\n",
    923  1.5  alnsn 			args, scratches, saveds, fscratches, fsaveds, local_size);
    924  1.1  alnsn #endif
    925  1.5  alnsn 	CHECK_RETURN_OK;
    926  1.1  alnsn }
    927  1.1  alnsn 
    928  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_set_context(struct sljit_compiler *compiler,
    929  1.5  alnsn 	sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds,
    930  1.5  alnsn 	sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
    931  1.1  alnsn {
    932  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    933  1.6  alnsn 	CHECK_ARGUMENT(!(options & ~SLJIT_F64_ALIGNMENT));
    934  1.5  alnsn 	CHECK_ARGUMENT(args >= 0 && args <= 3);
    935  1.5  alnsn 	CHECK_ARGUMENT(scratches >= 0 && scratches <= SLJIT_NUMBER_OF_REGISTERS);
    936  1.5  alnsn 	CHECK_ARGUMENT(saveds >= 0 && saveds <= SLJIT_NUMBER_OF_REGISTERS);
    937  1.5  alnsn 	CHECK_ARGUMENT(scratches + saveds <= SLJIT_NUMBER_OF_REGISTERS);
    938  1.5  alnsn 	CHECK_ARGUMENT(args <= saveds);
    939  1.5  alnsn 	CHECK_ARGUMENT(fscratches >= 0 && fscratches <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
    940  1.5  alnsn 	CHECK_ARGUMENT(fsaveds >= 0 && fsaveds <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
    941  1.5  alnsn 	CHECK_ARGUMENT(fscratches + fsaveds <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
    942  1.5  alnsn 	CHECK_ARGUMENT(local_size >= 0 && local_size <= SLJIT_MAX_LOCAL_SIZE);
    943  1.6  alnsn 	compiler->last_flags = 0;
    944  1.1  alnsn #endif
    945  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
    946  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose))
    947  1.5  alnsn 		fprintf(compiler->verbose, "  set_context options:none args:%d scratches:%d saveds:%d fscratches:%d fsaveds:%d local_size:%d\n",
    948  1.5  alnsn 			args, scratches, saveds, fscratches, fsaveds, local_size);
    949  1.1  alnsn #endif
    950  1.5  alnsn 	CHECK_RETURN_OK;
    951  1.1  alnsn }
    952  1.1  alnsn 
    953  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_return(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src, sljit_sw srcw)
    954  1.1  alnsn {
    955  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    956  1.5  alnsn 	CHECK_ARGUMENT(compiler->scratches >= 0);
    957  1.1  alnsn 	if (op != SLJIT_UNUSED) {
    958  1.5  alnsn 		CHECK_ARGUMENT(op >= SLJIT_MOV && op <= SLJIT_MOV_P);
    959  1.1  alnsn 		FUNCTION_CHECK_SRC(src, srcw);
    960  1.1  alnsn 	}
    961  1.1  alnsn 	else
    962  1.5  alnsn 		CHECK_ARGUMENT(src == 0 && srcw == 0);
    963  1.6  alnsn 	compiler->last_flags = 0;
    964  1.1  alnsn #endif
    965  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
    966  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
    967  1.1  alnsn 		if (op == SLJIT_UNUSED)
    968  1.1  alnsn 			fprintf(compiler->verbose, "  return\n");
    969  1.1  alnsn 		else {
    970  1.5  alnsn 			fprintf(compiler->verbose, "  return%s ", op1_names[op - SLJIT_OP1_BASE]);
    971  1.5  alnsn 			sljit_verbose_param(compiler, src, srcw);
    972  1.1  alnsn 			fprintf(compiler->verbose, "\n");
    973  1.1  alnsn 		}
    974  1.1  alnsn 	}
    975  1.1  alnsn #endif
    976  1.5  alnsn 	CHECK_RETURN_OK;
    977  1.1  alnsn }
    978  1.1  alnsn 
    979  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fast_enter(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw)
    980  1.1  alnsn {
    981  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    982  1.1  alnsn 	FUNCTION_CHECK_DST(dst, dstw);
    983  1.6  alnsn 	compiler->last_flags = 0;
    984  1.1  alnsn #endif
    985  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
    986  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
    987  1.1  alnsn 		fprintf(compiler->verbose, "  fast_enter ");
    988  1.5  alnsn 		sljit_verbose_param(compiler, dst, dstw);
    989  1.1  alnsn 		fprintf(compiler->verbose, "\n");
    990  1.1  alnsn 	}
    991  1.1  alnsn #endif
    992  1.5  alnsn 	CHECK_RETURN_OK;
    993  1.1  alnsn }
    994  1.1  alnsn 
    995  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fast_return(struct sljit_compiler *compiler, sljit_s32 src, sljit_sw srcw)
    996  1.1  alnsn {
    997  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    998  1.1  alnsn 	FUNCTION_CHECK_SRC(src, srcw);
    999  1.6  alnsn 	compiler->last_flags = 0;
   1000  1.1  alnsn #endif
   1001  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1002  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1003  1.1  alnsn 		fprintf(compiler->verbose, "  fast_return ");
   1004  1.5  alnsn 		sljit_verbose_param(compiler, src, srcw);
   1005  1.1  alnsn 		fprintf(compiler->verbose, "\n");
   1006  1.1  alnsn 	}
   1007  1.1  alnsn #endif
   1008  1.5  alnsn 	CHECK_RETURN_OK;
   1009  1.1  alnsn }
   1010  1.1  alnsn 
   1011  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op0(struct sljit_compiler *compiler, sljit_s32 op)
   1012  1.1  alnsn {
   1013  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1014  1.5  alnsn 	CHECK_ARGUMENT((op >= SLJIT_BREAKPOINT && op <= SLJIT_LMUL_SW)
   1015  1.5  alnsn 		|| ((op & ~SLJIT_I32_OP) >= SLJIT_DIVMOD_UW && (op & ~SLJIT_I32_OP) <= SLJIT_DIV_SW));
   1016  1.5  alnsn 	CHECK_ARGUMENT(op < SLJIT_LMUL_UW || compiler->scratches >= 2);
   1017  1.6  alnsn 	if (op >= SLJIT_LMUL_UW)
   1018  1.6  alnsn 		compiler->last_flags = 0;
   1019  1.5  alnsn #endif
   1020  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1021  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose))
   1022  1.5  alnsn 	{
   1023  1.5  alnsn 		fprintf(compiler->verbose, "  %s", op0_names[GET_OPCODE(op) - SLJIT_OP0_BASE]);
   1024  1.5  alnsn 		if (GET_OPCODE(op) >= SLJIT_DIVMOD_UW) {
   1025  1.5  alnsn 			fprintf(compiler->verbose, (op & SLJIT_I32_OP) ? "32" : "w");
   1026  1.5  alnsn 		}
   1027  1.5  alnsn 		fprintf(compiler->verbose, "\n");
   1028  1.5  alnsn 	}
   1029  1.1  alnsn #endif
   1030  1.5  alnsn 	CHECK_RETURN_OK;
   1031  1.1  alnsn }
   1032  1.1  alnsn 
   1033  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op1(struct sljit_compiler *compiler, sljit_s32 op,
   1034  1.5  alnsn 	sljit_s32 dst, sljit_sw dstw,
   1035  1.5  alnsn 	sljit_s32 src, sljit_sw srcw)
   1036  1.1  alnsn {
   1037  1.1  alnsn 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1038  1.1  alnsn 		compiler->skip_checks = 0;
   1039  1.5  alnsn 		CHECK_RETURN_OK;
   1040  1.1  alnsn 	}
   1041  1.1  alnsn 
   1042  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1043  1.5  alnsn 	CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_MOV && GET_OPCODE(op) <= SLJIT_CLZ);
   1044  1.6  alnsn 
   1045  1.6  alnsn 	switch (GET_OPCODE(op)) {
   1046  1.6  alnsn 	case SLJIT_NOT:
   1047  1.6  alnsn 	case SLJIT_CLZ:
   1048  1.6  alnsn 		CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK));
   1049  1.6  alnsn 		break;
   1050  1.6  alnsn 	case SLJIT_NEG:
   1051  1.6  alnsn 		CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
   1052  1.6  alnsn 			|| GET_FLAG_TYPE(op) == SLJIT_OVERFLOW
   1053  1.6  alnsn 			|| GET_FLAG_TYPE(op) == SLJIT_NOT_OVERFLOW);
   1054  1.6  alnsn 		break;
   1055  1.6  alnsn 	case SLJIT_MOV:
   1056  1.6  alnsn 	case SLJIT_MOV_U32:
   1057  1.6  alnsn 	case SLJIT_MOV_P:
   1058  1.6  alnsn 	case SLJIT_MOVU:
   1059  1.6  alnsn 	case SLJIT_MOVU_U32:
   1060  1.6  alnsn 	case SLJIT_MOVU_P:
   1061  1.6  alnsn 		/* Nothing allowed */
   1062  1.6  alnsn 		CHECK_ARGUMENT(!(op & (SLJIT_I32_OP | SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
   1063  1.6  alnsn 		break;
   1064  1.6  alnsn 	default:
   1065  1.6  alnsn 		/* Only SLJIT_I32_OP or SLJIT_F32_OP is allowed. */
   1066  1.6  alnsn 		CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
   1067  1.6  alnsn 		break;
   1068  1.6  alnsn 	}
   1069  1.6  alnsn 
   1070  1.1  alnsn 	FUNCTION_CHECK_SRC(src, srcw);
   1071  1.1  alnsn 	FUNCTION_CHECK_DST(dst, dstw);
   1072  1.6  alnsn 
   1073  1.6  alnsn 	if (GET_OPCODE(op) >= SLJIT_NOT)
   1074  1.6  alnsn 		compiler->last_flags = GET_FLAG_TYPE(op) | (op & (SLJIT_I32_OP | SLJIT_SET_Z));
   1075  1.6  alnsn 	else if (GET_OPCODE(op) >= SLJIT_MOVU) {
   1076  1.6  alnsn 		CHECK_ARGUMENT(!(src & SLJIT_MEM) || (src & REG_MASK) != SLJIT_SP);
   1077  1.6  alnsn 		CHECK_ARGUMENT(!(dst & SLJIT_MEM) || (dst & REG_MASK) != SLJIT_SP);
   1078  1.6  alnsn 		if ((src & REG_MASK) != SLJIT_UNUSED) {
   1079  1.6  alnsn 			CHECK_ARGUMENT((src & REG_MASK) != (dst & REG_MASK) && (src & REG_MASK) != OFFS_REG(dst));
   1080  1.6  alnsn 			CHECK_ARGUMENT((src & OFFS_REG_MASK) == SLJIT_UNUSED || srcw == 0);
   1081  1.6  alnsn 		}
   1082  1.6  alnsn 		if ((dst & REG_MASK) != SLJIT_UNUSED) {
   1083  1.6  alnsn 			CHECK_ARGUMENT((dst & REG_MASK) != OFFS_REG(src));
   1084  1.6  alnsn 			CHECK_ARGUMENT((dst & OFFS_REG_MASK) == SLJIT_UNUSED || dstw == 0);
   1085  1.6  alnsn 		}
   1086  1.6  alnsn 		compiler->last_flags = 0;
   1087  1.6  alnsn 	}
   1088  1.1  alnsn #endif
   1089  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1090  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1091  1.5  alnsn 		if (GET_OPCODE(op) <= SLJIT_MOVU_P)
   1092  1.5  alnsn 		{
   1093  1.5  alnsn 			fprintf(compiler->verbose, "  mov%s%s%s ", (GET_OPCODE(op) >= SLJIT_MOVU) ? "u" : "",
   1094  1.5  alnsn 				!(op & SLJIT_I32_OP) ? "" : "32", (op != SLJIT_MOV32 && op != SLJIT_MOVU32) ? op1_names[GET_OPCODE(op) - SLJIT_OP1_BASE] : "");
   1095  1.5  alnsn 		}
   1096  1.5  alnsn 		else
   1097  1.5  alnsn 		{
   1098  1.6  alnsn 			fprintf(compiler->verbose, "  %s%s%s%s%s ", op1_names[GET_OPCODE(op) - SLJIT_OP1_BASE], !(op & SLJIT_I32_OP) ? "" : "32",
   1099  1.6  alnsn 				!(op & SLJIT_SET_Z) ? "" : ".z", !(op & VARIABLE_FLAG_MASK) ? "" : ".",
   1100  1.6  alnsn 				!(op & VARIABLE_FLAG_MASK) ? "" : jump_names[GET_FLAG_TYPE(op)]);
   1101  1.5  alnsn 		}
   1102  1.5  alnsn 
   1103  1.5  alnsn 		sljit_verbose_param(compiler, dst, dstw);
   1104  1.1  alnsn 		fprintf(compiler->verbose, ", ");
   1105  1.5  alnsn 		sljit_verbose_param(compiler, src, srcw);
   1106  1.1  alnsn 		fprintf(compiler->verbose, "\n");
   1107  1.1  alnsn 	}
   1108  1.1  alnsn #endif
   1109  1.5  alnsn 	CHECK_RETURN_OK;
   1110  1.1  alnsn }
   1111  1.1  alnsn 
   1112  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op2(struct sljit_compiler *compiler, sljit_s32 op,
   1113  1.5  alnsn 	sljit_s32 dst, sljit_sw dstw,
   1114  1.5  alnsn 	sljit_s32 src1, sljit_sw src1w,
   1115  1.5  alnsn 	sljit_s32 src2, sljit_sw src2w)
   1116  1.1  alnsn {
   1117  1.1  alnsn 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1118  1.1  alnsn 		compiler->skip_checks = 0;
   1119  1.5  alnsn 		CHECK_RETURN_OK;
   1120  1.1  alnsn 	}
   1121  1.1  alnsn 
   1122  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1123  1.5  alnsn 	CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_ADD && GET_OPCODE(op) <= SLJIT_ASHR);
   1124  1.6  alnsn 
   1125  1.6  alnsn 	switch (GET_OPCODE(op)) {
   1126  1.6  alnsn 	case SLJIT_AND:
   1127  1.6  alnsn 	case SLJIT_OR:
   1128  1.6  alnsn 	case SLJIT_XOR:
   1129  1.6  alnsn 	case SLJIT_SHL:
   1130  1.6  alnsn 	case SLJIT_LSHR:
   1131  1.6  alnsn 	case SLJIT_ASHR:
   1132  1.6  alnsn 		CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK));
   1133  1.6  alnsn 		break;
   1134  1.6  alnsn 	case SLJIT_MUL:
   1135  1.6  alnsn 		CHECK_ARGUMENT(!(op & SLJIT_SET_Z));
   1136  1.6  alnsn 		CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
   1137  1.6  alnsn 			|| GET_FLAG_TYPE(op) == SLJIT_MUL_OVERFLOW
   1138  1.6  alnsn 			|| GET_FLAG_TYPE(op) == SLJIT_MUL_NOT_OVERFLOW);
   1139  1.6  alnsn 		break;
   1140  1.6  alnsn 	case SLJIT_ADD:
   1141  1.6  alnsn 		CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
   1142  1.6  alnsn 			|| GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY)
   1143  1.6  alnsn 			|| GET_FLAG_TYPE(op) == SLJIT_OVERFLOW
   1144  1.6  alnsn 			|| GET_FLAG_TYPE(op) == SLJIT_NOT_OVERFLOW);
   1145  1.6  alnsn 		break;
   1146  1.6  alnsn 	case SLJIT_SUB:
   1147  1.6  alnsn 		CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
   1148  1.6  alnsn 			|| (GET_FLAG_TYPE(op) >= SLJIT_LESS && GET_FLAG_TYPE(op) <= SLJIT_NOT_OVERFLOW)
   1149  1.6  alnsn 			|| GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY));
   1150  1.6  alnsn 		break;
   1151  1.6  alnsn 	case SLJIT_ADDC:
   1152  1.6  alnsn 	case SLJIT_SUBC:
   1153  1.6  alnsn 		CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
   1154  1.6  alnsn 			|| GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY));
   1155  1.6  alnsn 		CHECK_ARGUMENT((compiler->last_flags & 0xff) == GET_FLAG_TYPE(SLJIT_SET_CARRY));
   1156  1.6  alnsn 		CHECK_ARGUMENT((op & SLJIT_I32_OP) == (compiler->last_flags & SLJIT_I32_OP));
   1157  1.6  alnsn 		break;
   1158  1.6  alnsn 	default:
   1159  1.6  alnsn 		SLJIT_UNREACHABLE();
   1160  1.6  alnsn 		break;
   1161  1.6  alnsn 	}
   1162  1.6  alnsn 
   1163  1.1  alnsn 	FUNCTION_CHECK_SRC(src1, src1w);
   1164  1.1  alnsn 	FUNCTION_CHECK_SRC(src2, src2w);
   1165  1.1  alnsn 	FUNCTION_CHECK_DST(dst, dstw);
   1166  1.6  alnsn 	compiler->last_flags = GET_FLAG_TYPE(op) | (op & (SLJIT_I32_OP | SLJIT_SET_Z));
   1167  1.1  alnsn #endif
   1168  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1169  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1170  1.6  alnsn 		fprintf(compiler->verbose, "  %s%s%s%s%s ", op2_names[GET_OPCODE(op) - SLJIT_OP2_BASE], !(op & SLJIT_I32_OP) ? "" : "32",
   1171  1.6  alnsn 			!(op & SLJIT_SET_Z) ? "" : ".z", !(op & VARIABLE_FLAG_MASK) ? "" : ".",
   1172  1.6  alnsn 			!(op & VARIABLE_FLAG_MASK) ? "" : jump_names[GET_FLAG_TYPE(op)]);
   1173  1.5  alnsn 		sljit_verbose_param(compiler, dst, dstw);
   1174  1.1  alnsn 		fprintf(compiler->verbose, ", ");
   1175  1.5  alnsn 		sljit_verbose_param(compiler, src1, src1w);
   1176  1.1  alnsn 		fprintf(compiler->verbose, ", ");
   1177  1.5  alnsn 		sljit_verbose_param(compiler, src2, src2w);
   1178  1.1  alnsn 		fprintf(compiler->verbose, "\n");
   1179  1.1  alnsn 	}
   1180  1.1  alnsn #endif
   1181  1.5  alnsn 	CHECK_RETURN_OK;
   1182  1.1  alnsn }
   1183  1.1  alnsn 
   1184  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_get_register_index(sljit_s32 reg)
   1185  1.1  alnsn {
   1186  1.1  alnsn 	SLJIT_UNUSED_ARG(reg);
   1187  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1188  1.5  alnsn 	CHECK_ARGUMENT(reg > 0 && reg <= SLJIT_NUMBER_OF_REGISTERS);
   1189  1.5  alnsn #endif
   1190  1.5  alnsn 	CHECK_RETURN_OK;
   1191  1.1  alnsn }
   1192  1.1  alnsn 
   1193  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_get_float_register_index(sljit_s32 reg)
   1194  1.3  alnsn {
   1195  1.3  alnsn 	SLJIT_UNUSED_ARG(reg);
   1196  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1197  1.5  alnsn 	CHECK_ARGUMENT(reg > 0 && reg <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
   1198  1.5  alnsn #endif
   1199  1.5  alnsn 	CHECK_RETURN_OK;
   1200  1.3  alnsn }
   1201  1.3  alnsn 
   1202  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op_custom(struct sljit_compiler *compiler,
   1203  1.5  alnsn 	void *instruction, sljit_s32 size)
   1204  1.1  alnsn {
   1205  1.5  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1206  1.5  alnsn 	int i;
   1207  1.5  alnsn #endif
   1208  1.5  alnsn 
   1209  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1210  1.5  alnsn 
   1211  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1212  1.5  alnsn 	CHECK_ARGUMENT(instruction);
   1213  1.6  alnsn 
   1214  1.5  alnsn #if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
   1215  1.5  alnsn 	CHECK_ARGUMENT(size > 0 && size < 16);
   1216  1.5  alnsn #elif (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
   1217  1.5  alnsn 	CHECK_ARGUMENT((size == 2 && (((sljit_sw)instruction) & 0x1) == 0)
   1218  1.5  alnsn 		|| (size == 4 && (((sljit_sw)instruction) & 0x3) == 0));
   1219  1.5  alnsn #else
   1220  1.5  alnsn 	CHECK_ARGUMENT(size == 4 && (((sljit_sw)instruction) & 0x3) == 0);
   1221  1.5  alnsn #endif
   1222  1.5  alnsn 
   1223  1.6  alnsn 	compiler->last_flags = 0;
   1224  1.5  alnsn #endif
   1225  1.5  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1226  1.5  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1227  1.5  alnsn 		fprintf(compiler->verbose, "  op_custom");
   1228  1.5  alnsn 		for (i = 0; i < size; i++)
   1229  1.5  alnsn 			fprintf(compiler->verbose, " 0x%x", ((sljit_u8*)instruction)[i]);
   1230  1.5  alnsn 		fprintf(compiler->verbose, "\n");
   1231  1.5  alnsn 	}
   1232  1.5  alnsn #endif
   1233  1.5  alnsn 	CHECK_RETURN_OK;
   1234  1.1  alnsn }
   1235  1.1  alnsn 
   1236  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop1(struct sljit_compiler *compiler, sljit_s32 op,
   1237  1.5  alnsn 	sljit_s32 dst, sljit_sw dstw,
   1238  1.5  alnsn 	sljit_s32 src, sljit_sw srcw)
   1239  1.1  alnsn {
   1240  1.5  alnsn 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1241  1.5  alnsn 		compiler->skip_checks = 0;
   1242  1.5  alnsn 		CHECK_RETURN_OK;
   1243  1.5  alnsn 	}
   1244  1.5  alnsn 
   1245  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1246  1.5  alnsn 	CHECK_ARGUMENT(sljit_is_fpu_available());
   1247  1.5  alnsn 	CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_MOV_F64 && GET_OPCODE(op) <= SLJIT_ABS_F64);
   1248  1.6  alnsn 	CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
   1249  1.5  alnsn 	FUNCTION_FCHECK(src, srcw);
   1250  1.5  alnsn 	FUNCTION_FCHECK(dst, dstw);
   1251  1.5  alnsn #endif
   1252  1.5  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1253  1.5  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1254  1.5  alnsn 		if (GET_OPCODE(op) == SLJIT_CONV_F64_FROM_F32)
   1255  1.5  alnsn 			fprintf(compiler->verbose, "  %s%s ", fop1_names[SLJIT_CONV_F64_FROM_F32 - SLJIT_FOP1_BASE],
   1256  1.5  alnsn 				(op & SLJIT_F32_OP) ? ".f32.from.f64" : ".f64.from.f32");
   1257  1.5  alnsn 		else
   1258  1.5  alnsn 			fprintf(compiler->verbose, "  %s%s ", fop1_names[GET_OPCODE(op) - SLJIT_FOP1_BASE],
   1259  1.5  alnsn 				(op & SLJIT_F32_OP) ? ".f32" : ".f64");
   1260  1.5  alnsn 
   1261  1.5  alnsn 		sljit_verbose_fparam(compiler, dst, dstw);
   1262  1.5  alnsn 		fprintf(compiler->verbose, ", ");
   1263  1.5  alnsn 		sljit_verbose_fparam(compiler, src, srcw);
   1264  1.5  alnsn 		fprintf(compiler->verbose, "\n");
   1265  1.5  alnsn 	}
   1266  1.5  alnsn #endif
   1267  1.5  alnsn 	CHECK_RETURN_OK;
   1268  1.5  alnsn }
   1269  1.1  alnsn 
   1270  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop1_cmp(struct sljit_compiler *compiler, sljit_s32 op,
   1271  1.5  alnsn 	sljit_s32 src1, sljit_sw src1w,
   1272  1.5  alnsn 	sljit_s32 src2, sljit_sw src2w)
   1273  1.5  alnsn {
   1274  1.6  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1275  1.6  alnsn 	compiler->last_flags = GET_FLAG_TYPE(op) | (op & (SLJIT_I32_OP | SLJIT_SET_Z));
   1276  1.6  alnsn #endif
   1277  1.6  alnsn 
   1278  1.1  alnsn 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1279  1.1  alnsn 		compiler->skip_checks = 0;
   1280  1.5  alnsn 		CHECK_RETURN_OK;
   1281  1.5  alnsn 	}
   1282  1.5  alnsn 
   1283  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1284  1.5  alnsn 	CHECK_ARGUMENT(sljit_is_fpu_available());
   1285  1.5  alnsn 	CHECK_ARGUMENT(GET_OPCODE(op) == SLJIT_CMP_F64);
   1286  1.6  alnsn 	CHECK_ARGUMENT(!(op & SLJIT_SET_Z));
   1287  1.6  alnsn 	CHECK_ARGUMENT((op & VARIABLE_FLAG_MASK)
   1288  1.6  alnsn 		|| (GET_FLAG_TYPE(op) >= SLJIT_EQUAL_F64 && GET_FLAG_TYPE(op) <= SLJIT_ORDERED_F64));
   1289  1.5  alnsn 	FUNCTION_FCHECK(src1, src1w);
   1290  1.5  alnsn 	FUNCTION_FCHECK(src2, src2w);
   1291  1.5  alnsn #endif
   1292  1.5  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1293  1.5  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1294  1.6  alnsn 		fprintf(compiler->verbose, "  %s%s", fop1_names[SLJIT_CMP_F64 - SLJIT_FOP1_BASE], (op & SLJIT_F32_OP) ? ".f32" : ".f64");
   1295  1.6  alnsn 		if (op & VARIABLE_FLAG_MASK) {
   1296  1.6  alnsn 			fprintf(compiler->verbose, ".%s_f", jump_names[GET_FLAG_TYPE(op)]);
   1297  1.6  alnsn 		}
   1298  1.6  alnsn 		fprintf(compiler->verbose, " ");
   1299  1.5  alnsn 		sljit_verbose_fparam(compiler, src1, src1w);
   1300  1.5  alnsn 		fprintf(compiler->verbose, ", ");
   1301  1.5  alnsn 		sljit_verbose_fparam(compiler, src2, src2w);
   1302  1.5  alnsn 		fprintf(compiler->verbose, "\n");
   1303  1.1  alnsn 	}
   1304  1.1  alnsn #endif
   1305  1.5  alnsn 	CHECK_RETURN_OK;
   1306  1.5  alnsn }
   1307  1.1  alnsn 
   1308  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop1_conv_sw_from_f64(struct sljit_compiler *compiler, sljit_s32 op,
   1309  1.5  alnsn 	sljit_s32 dst, sljit_sw dstw,
   1310  1.5  alnsn 	sljit_s32 src, sljit_sw srcw)
   1311  1.5  alnsn {
   1312  1.5  alnsn 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1313  1.5  alnsn 		compiler->skip_checks = 0;
   1314  1.5  alnsn 		CHECK_RETURN_OK;
   1315  1.5  alnsn 	}
   1316  1.5  alnsn 
   1317  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1318  1.5  alnsn 	CHECK_ARGUMENT(sljit_is_fpu_available());
   1319  1.5  alnsn 	CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_CONV_SW_FROM_F64 && GET_OPCODE(op) <= SLJIT_CONV_S32_FROM_F64);
   1320  1.6  alnsn 	CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
   1321  1.1  alnsn 	FUNCTION_FCHECK(src, srcw);
   1322  1.5  alnsn 	FUNCTION_CHECK_DST(dst, dstw);
   1323  1.1  alnsn #endif
   1324  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1325  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1326  1.5  alnsn 		fprintf(compiler->verbose, "  %s%s.from%s ", fop1_names[GET_OPCODE(op) - SLJIT_FOP1_BASE],
   1327  1.5  alnsn 			(GET_OPCODE(op) == SLJIT_CONV_S32_FROM_F64) ? ".s32" : ".sw",
   1328  1.5  alnsn 			(op & SLJIT_F32_OP) ? ".f32" : ".f64");
   1329  1.5  alnsn 		sljit_verbose_param(compiler, dst, dstw);
   1330  1.1  alnsn 		fprintf(compiler->verbose, ", ");
   1331  1.5  alnsn 		sljit_verbose_fparam(compiler, src, srcw);
   1332  1.1  alnsn 		fprintf(compiler->verbose, "\n");
   1333  1.1  alnsn 	}
   1334  1.1  alnsn #endif
   1335  1.5  alnsn 	CHECK_RETURN_OK;
   1336  1.1  alnsn }
   1337  1.1  alnsn 
   1338  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop1_conv_f64_from_sw(struct sljit_compiler *compiler, sljit_s32 op,
   1339  1.5  alnsn 	sljit_s32 dst, sljit_sw dstw,
   1340  1.5  alnsn 	sljit_s32 src, sljit_sw srcw)
   1341  1.1  alnsn {
   1342  1.5  alnsn 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1343  1.5  alnsn 		compiler->skip_checks = 0;
   1344  1.5  alnsn 		CHECK_RETURN_OK;
   1345  1.5  alnsn 	}
   1346  1.5  alnsn 
   1347  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1348  1.5  alnsn 	CHECK_ARGUMENT(sljit_is_fpu_available());
   1349  1.5  alnsn 	CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_CONV_F64_FROM_SW && GET_OPCODE(op) <= SLJIT_CONV_F64_FROM_S32);
   1350  1.6  alnsn 	CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
   1351  1.5  alnsn 	FUNCTION_CHECK_SRC(src, srcw);
   1352  1.5  alnsn 	FUNCTION_FCHECK(dst, dstw);
   1353  1.5  alnsn #endif
   1354  1.5  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1355  1.5  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1356  1.5  alnsn 		fprintf(compiler->verbose, "  %s%s.from%s ", fop1_names[GET_OPCODE(op) - SLJIT_FOP1_BASE],
   1357  1.5  alnsn 			(op & SLJIT_F32_OP) ? ".f32" : ".f64",
   1358  1.5  alnsn 			(GET_OPCODE(op) == SLJIT_CONV_F64_FROM_S32) ? ".s32" : ".sw");
   1359  1.5  alnsn 		sljit_verbose_fparam(compiler, dst, dstw);
   1360  1.5  alnsn 		fprintf(compiler->verbose, ", ");
   1361  1.5  alnsn 		sljit_verbose_param(compiler, src, srcw);
   1362  1.5  alnsn 		fprintf(compiler->verbose, "\n");
   1363  1.5  alnsn 	}
   1364  1.5  alnsn #endif
   1365  1.5  alnsn 	CHECK_RETURN_OK;
   1366  1.5  alnsn }
   1367  1.1  alnsn 
   1368  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop2(struct sljit_compiler *compiler, sljit_s32 op,
   1369  1.5  alnsn 	sljit_s32 dst, sljit_sw dstw,
   1370  1.5  alnsn 	sljit_s32 src1, sljit_sw src1w,
   1371  1.5  alnsn 	sljit_s32 src2, sljit_sw src2w)
   1372  1.5  alnsn {
   1373  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1374  1.5  alnsn 	CHECK_ARGUMENT(sljit_is_fpu_available());
   1375  1.5  alnsn 	CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_ADD_F64 && GET_OPCODE(op) <= SLJIT_DIV_F64);
   1376  1.6  alnsn 	CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
   1377  1.1  alnsn 	FUNCTION_FCHECK(src1, src1w);
   1378  1.1  alnsn 	FUNCTION_FCHECK(src2, src2w);
   1379  1.1  alnsn 	FUNCTION_FCHECK(dst, dstw);
   1380  1.1  alnsn #endif
   1381  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1382  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1383  1.5  alnsn 		fprintf(compiler->verbose, "  %s%s ", fop2_names[GET_OPCODE(op) - SLJIT_FOP2_BASE], (op & SLJIT_F32_OP) ? ".f32" : ".f64");
   1384  1.5  alnsn 		sljit_verbose_fparam(compiler, dst, dstw);
   1385  1.1  alnsn 		fprintf(compiler->verbose, ", ");
   1386  1.5  alnsn 		sljit_verbose_fparam(compiler, src1, src1w);
   1387  1.1  alnsn 		fprintf(compiler->verbose, ", ");
   1388  1.5  alnsn 		sljit_verbose_fparam(compiler, src2, src2w);
   1389  1.1  alnsn 		fprintf(compiler->verbose, "\n");
   1390  1.1  alnsn 	}
   1391  1.1  alnsn #endif
   1392  1.5  alnsn 	CHECK_RETURN_OK;
   1393  1.1  alnsn }
   1394  1.1  alnsn 
   1395  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_label(struct sljit_compiler *compiler)
   1396  1.1  alnsn {
   1397  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1398  1.1  alnsn 
   1399  1.6  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1400  1.6  alnsn 	compiler->last_flags = 0;
   1401  1.6  alnsn #endif
   1402  1.6  alnsn 
   1403  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1404  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose))
   1405  1.1  alnsn 		fprintf(compiler->verbose, "label:\n");
   1406  1.1  alnsn #endif
   1407  1.5  alnsn 	CHECK_RETURN_OK;
   1408  1.1  alnsn }
   1409  1.1  alnsn 
   1410  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_jump(struct sljit_compiler *compiler, sljit_s32 type)
   1411  1.1  alnsn {
   1412  1.1  alnsn 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1413  1.1  alnsn 		compiler->skip_checks = 0;
   1414  1.5  alnsn 		CHECK_RETURN_OK;
   1415  1.1  alnsn 	}
   1416  1.5  alnsn 
   1417  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1418  1.5  alnsn 	CHECK_ARGUMENT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP | SLJIT_I32_OP)));
   1419  1.6  alnsn 	CHECK_ARGUMENT((type & 0xff) != GET_FLAG_TYPE(SLJIT_SET_CARRY) && (type & 0xff) != (GET_FLAG_TYPE(SLJIT_SET_CARRY) + 1));
   1420  1.5  alnsn 	CHECK_ARGUMENT((type & 0xff) >= SLJIT_EQUAL && (type & 0xff) <= SLJIT_CALL3);
   1421  1.5  alnsn 	CHECK_ARGUMENT((type & 0xff) < SLJIT_JUMP || !(type & SLJIT_I32_OP));
   1422  1.5  alnsn 	CHECK_ARGUMENT((type & 0xff) <= SLJIT_CALL0 || ((type & 0xff) - SLJIT_CALL0) <= compiler->scratches);
   1423  1.6  alnsn 
   1424  1.6  alnsn 	if ((type & 0xff) < SLJIT_JUMP) {
   1425  1.6  alnsn 		if ((type & 0xff) <= SLJIT_NOT_ZERO)
   1426  1.6  alnsn 			CHECK_ARGUMENT(compiler->last_flags & SLJIT_SET_Z);
   1427  1.6  alnsn 		else
   1428  1.6  alnsn 			CHECK_ARGUMENT((type & 0xff) == (compiler->last_flags & 0xff));
   1429  1.6  alnsn 		CHECK_ARGUMENT((type & SLJIT_I32_OP) == (compiler->last_flags & SLJIT_I32_OP));
   1430  1.6  alnsn 	}
   1431  1.1  alnsn #endif
   1432  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1433  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose))
   1434  1.5  alnsn 		fprintf(compiler->verbose, "  jump%s %s%s\n", !(type & SLJIT_REWRITABLE_JUMP) ? "" : ".r",
   1435  1.5  alnsn 			jump_names[type & 0xff], JUMP_POSTFIX(type));
   1436  1.1  alnsn #endif
   1437  1.5  alnsn 	CHECK_RETURN_OK;
   1438  1.1  alnsn }
   1439  1.1  alnsn 
   1440  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_cmp(struct sljit_compiler *compiler, sljit_s32 type,
   1441  1.5  alnsn 	sljit_s32 src1, sljit_sw src1w,
   1442  1.5  alnsn 	sljit_s32 src2, sljit_sw src2w)
   1443  1.1  alnsn {
   1444  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1445  1.5  alnsn 	CHECK_ARGUMENT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP | SLJIT_I32_OP)));
   1446  1.5  alnsn 	CHECK_ARGUMENT((type & 0xff) >= SLJIT_EQUAL && (type & 0xff) <= SLJIT_SIG_LESS_EQUAL);
   1447  1.1  alnsn 	FUNCTION_CHECK_SRC(src1, src1w);
   1448  1.1  alnsn 	FUNCTION_CHECK_SRC(src2, src2w);
   1449  1.6  alnsn 	compiler->last_flags = 0;
   1450  1.1  alnsn #endif
   1451  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1452  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1453  1.5  alnsn 		fprintf(compiler->verbose, "  cmp%s %s%s, ", !(type & SLJIT_REWRITABLE_JUMP) ? "" : ".r",
   1454  1.5  alnsn 			jump_names[type & 0xff], (type & SLJIT_I32_OP) ? "32" : "");
   1455  1.5  alnsn 		sljit_verbose_param(compiler, src1, src1w);
   1456  1.1  alnsn 		fprintf(compiler->verbose, ", ");
   1457  1.5  alnsn 		sljit_verbose_param(compiler, src2, src2w);
   1458  1.1  alnsn 		fprintf(compiler->verbose, "\n");
   1459  1.1  alnsn 	}
   1460  1.1  alnsn #endif
   1461  1.5  alnsn 	CHECK_RETURN_OK;
   1462  1.1  alnsn }
   1463  1.1  alnsn 
   1464  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fcmp(struct sljit_compiler *compiler, sljit_s32 type,
   1465  1.5  alnsn 	sljit_s32 src1, sljit_sw src1w,
   1466  1.5  alnsn 	sljit_s32 src2, sljit_sw src2w)
   1467  1.1  alnsn {
   1468  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1469  1.5  alnsn 	CHECK_ARGUMENT(sljit_is_fpu_available());
   1470  1.5  alnsn 	CHECK_ARGUMENT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP | SLJIT_F32_OP)));
   1471  1.5  alnsn 	CHECK_ARGUMENT((type & 0xff) >= SLJIT_EQUAL_F64 && (type & 0xff) <= SLJIT_ORDERED_F64);
   1472  1.1  alnsn 	FUNCTION_FCHECK(src1, src1w);
   1473  1.1  alnsn 	FUNCTION_FCHECK(src2, src2w);
   1474  1.6  alnsn 	compiler->last_flags = 0;
   1475  1.1  alnsn #endif
   1476  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1477  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1478  1.5  alnsn 		fprintf(compiler->verbose, "  fcmp%s %s%s, ", !(type & SLJIT_REWRITABLE_JUMP) ? "" : ".r",
   1479  1.5  alnsn 			jump_names[type & 0xff], (type & SLJIT_F32_OP) ? ".f32" : ".f64");
   1480  1.5  alnsn 		sljit_verbose_fparam(compiler, src1, src1w);
   1481  1.1  alnsn 		fprintf(compiler->verbose, ", ");
   1482  1.5  alnsn 		sljit_verbose_fparam(compiler, src2, src2w);
   1483  1.1  alnsn 		fprintf(compiler->verbose, "\n");
   1484  1.1  alnsn 	}
   1485  1.1  alnsn #endif
   1486  1.5  alnsn 	CHECK_RETURN_OK;
   1487  1.1  alnsn }
   1488  1.1  alnsn 
   1489  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_ijump(struct sljit_compiler *compiler, sljit_s32 type, sljit_s32 src, sljit_sw srcw)
   1490  1.1  alnsn {
   1491  1.6  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1492  1.6  alnsn 	compiler->last_flags = 0;
   1493  1.6  alnsn #endif
   1494  1.6  alnsn 
   1495  1.3  alnsn 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1496  1.3  alnsn 		compiler->skip_checks = 0;
   1497  1.5  alnsn 		CHECK_RETURN_OK;
   1498  1.3  alnsn 	}
   1499  1.3  alnsn 
   1500  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1501  1.5  alnsn 	CHECK_ARGUMENT(type >= SLJIT_JUMP && type <= SLJIT_CALL3);
   1502  1.5  alnsn 	CHECK_ARGUMENT(type <= SLJIT_CALL0 || (type - SLJIT_CALL0) <= compiler->scratches);
   1503  1.1  alnsn 	FUNCTION_CHECK_SRC(src, srcw);
   1504  1.1  alnsn #endif
   1505  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1506  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1507  1.3  alnsn 		fprintf(compiler->verbose, "  ijump.%s ", jump_names[type]);
   1508  1.5  alnsn 		sljit_verbose_param(compiler, src, srcw);
   1509  1.1  alnsn 		fprintf(compiler->verbose, "\n");
   1510  1.1  alnsn 	}
   1511  1.1  alnsn #endif
   1512  1.5  alnsn 	CHECK_RETURN_OK;
   1513  1.1  alnsn }
   1514  1.1  alnsn 
   1515  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op_flags(struct sljit_compiler *compiler, sljit_s32 op,
   1516  1.5  alnsn 	sljit_s32 dst, sljit_sw dstw,
   1517  1.5  alnsn 	sljit_s32 src, sljit_sw srcw,
   1518  1.5  alnsn 	sljit_s32 type)
   1519  1.5  alnsn {
   1520  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1521  1.5  alnsn 	CHECK_ARGUMENT(!(type & ~(0xff | SLJIT_I32_OP)));
   1522  1.5  alnsn 	CHECK_ARGUMENT((type & 0xff) >= SLJIT_EQUAL && (type & 0xff) <= SLJIT_ORDERED_F64);
   1523  1.6  alnsn 	CHECK_ARGUMENT((type & 0xff) != GET_FLAG_TYPE(SLJIT_SET_CARRY) && (type & 0xff) != (GET_FLAG_TYPE(SLJIT_SET_CARRY) + 1));
   1524  1.5  alnsn 	CHECK_ARGUMENT(op == SLJIT_MOV || GET_OPCODE(op) == SLJIT_MOV_U32 || GET_OPCODE(op) == SLJIT_MOV_S32
   1525  1.3  alnsn 		|| (GET_OPCODE(op) >= SLJIT_AND && GET_OPCODE(op) <= SLJIT_XOR));
   1526  1.6  alnsn 	CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK));
   1527  1.6  alnsn 
   1528  1.6  alnsn 	if ((type & 0xff) <= SLJIT_NOT_ZERO)
   1529  1.6  alnsn 		CHECK_ARGUMENT(compiler->last_flags & SLJIT_SET_Z);
   1530  1.6  alnsn 	else
   1531  1.6  alnsn 		CHECK_ARGUMENT((type & 0xff) == (compiler->last_flags & 0xff));
   1532  1.6  alnsn 
   1533  1.3  alnsn 	if (GET_OPCODE(op) < SLJIT_ADD) {
   1534  1.5  alnsn 		CHECK_ARGUMENT(src == SLJIT_UNUSED && srcw == 0);
   1535  1.3  alnsn 	} else {
   1536  1.5  alnsn 		CHECK_ARGUMENT(src == dst && srcw == dstw);
   1537  1.6  alnsn 		compiler->last_flags = GET_FLAG_TYPE(op) | (op & (SLJIT_I32_OP | SLJIT_SET_Z));
   1538  1.3  alnsn 	}
   1539  1.1  alnsn 	FUNCTION_CHECK_DST(dst, dstw);
   1540  1.1  alnsn #endif
   1541  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1542  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1543  1.6  alnsn 		fprintf(compiler->verbose, "  flags%s %s%s, ",
   1544  1.6  alnsn 			!(op & SLJIT_SET_Z) ? "" : ".z",
   1545  1.5  alnsn 			GET_OPCODE(op) < SLJIT_OP2_BASE ? "mov" : op2_names[GET_OPCODE(op) - SLJIT_OP2_BASE],
   1546  1.5  alnsn 			GET_OPCODE(op) < SLJIT_OP2_BASE ? op1_names[GET_OPCODE(op) - SLJIT_OP1_BASE] : ((op & SLJIT_I32_OP) ? "32" : ""));
   1547  1.5  alnsn 		sljit_verbose_param(compiler, dst, dstw);
   1548  1.3  alnsn 		if (src != SLJIT_UNUSED) {
   1549  1.3  alnsn 			fprintf(compiler->verbose, ", ");
   1550  1.5  alnsn 			sljit_verbose_param(compiler, src, srcw);
   1551  1.3  alnsn 		}
   1552  1.5  alnsn 		fprintf(compiler->verbose, ", %s%s\n", jump_names[type & 0xff], JUMP_POSTFIX(type));
   1553  1.1  alnsn 	}
   1554  1.1  alnsn #endif
   1555  1.5  alnsn 	CHECK_RETURN_OK;
   1556  1.1  alnsn }
   1557  1.1  alnsn 
   1558  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_get_local_base(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw offset)
   1559  1.1  alnsn {
   1560  1.1  alnsn 	SLJIT_UNUSED_ARG(offset);
   1561  1.1  alnsn 
   1562  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1563  1.1  alnsn 	FUNCTION_CHECK_DST(dst, dstw);
   1564  1.1  alnsn #endif
   1565  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1566  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1567  1.1  alnsn 		fprintf(compiler->verbose, "  local_base ");
   1568  1.5  alnsn 		sljit_verbose_param(compiler, dst, dstw);
   1569  1.1  alnsn 		fprintf(compiler->verbose, ", #%" SLJIT_PRINT_D "d\n", offset);
   1570  1.1  alnsn 	}
   1571  1.1  alnsn #endif
   1572  1.5  alnsn 	CHECK_RETURN_OK;
   1573  1.1  alnsn }
   1574  1.1  alnsn 
   1575  1.5  alnsn static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_const(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw init_value)
   1576  1.1  alnsn {
   1577  1.1  alnsn 	SLJIT_UNUSED_ARG(init_value);
   1578  1.1  alnsn 
   1579  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1580  1.1  alnsn 	FUNCTION_CHECK_DST(dst, dstw);
   1581  1.1  alnsn #endif
   1582  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1583  1.1  alnsn 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1584  1.1  alnsn 		fprintf(compiler->verbose, "  const ");
   1585  1.5  alnsn 		sljit_verbose_param(compiler, dst, dstw);
   1586  1.1  alnsn 		fprintf(compiler->verbose, ", #%" SLJIT_PRINT_D "d\n", init_value);
   1587  1.1  alnsn 	}
   1588  1.1  alnsn #endif
   1589  1.5  alnsn 	CHECK_RETURN_OK;
   1590  1.1  alnsn }
   1591  1.1  alnsn 
   1592  1.5  alnsn #endif /* SLJIT_ARGUMENT_CHECKS || SLJIT_VERBOSE */
   1593  1.5  alnsn 
   1594  1.5  alnsn #define SELECT_FOP1_OPERATION_WITH_CHECKS(compiler, op, dst, dstw, src, srcw) \
   1595  1.5  alnsn 	SLJIT_COMPILE_ASSERT(!(SLJIT_CONV_SW_FROM_F64 & 0x1) && !(SLJIT_CONV_F64_FROM_SW & 0x1), \
   1596  1.5  alnsn 		invalid_float_opcodes); \
   1597  1.5  alnsn 	if (GET_OPCODE(op) >= SLJIT_CONV_SW_FROM_F64 && GET_OPCODE(op) <= SLJIT_CMP_F64) { \
   1598  1.5  alnsn 		if (GET_OPCODE(op) == SLJIT_CMP_F64) { \
   1599  1.5  alnsn 			CHECK(check_sljit_emit_fop1_cmp(compiler, op, dst, dstw, src, srcw)); \
   1600  1.5  alnsn 			ADJUST_LOCAL_OFFSET(dst, dstw); \
   1601  1.5  alnsn 			ADJUST_LOCAL_OFFSET(src, srcw); \
   1602  1.5  alnsn 			return sljit_emit_fop1_cmp(compiler, op, dst, dstw, src, srcw); \
   1603  1.5  alnsn 		} \
   1604  1.5  alnsn 		if ((GET_OPCODE(op) | 0x1) == SLJIT_CONV_S32_FROM_F64) { \
   1605  1.5  alnsn 			CHECK(check_sljit_emit_fop1_conv_sw_from_f64(compiler, op, dst, dstw, src, srcw)); \
   1606  1.5  alnsn 			ADJUST_LOCAL_OFFSET(dst, dstw); \
   1607  1.5  alnsn 			ADJUST_LOCAL_OFFSET(src, srcw); \
   1608  1.5  alnsn 			return sljit_emit_fop1_conv_sw_from_f64(compiler, op, dst, dstw, src, srcw); \
   1609  1.5  alnsn 		} \
   1610  1.5  alnsn 		CHECK(check_sljit_emit_fop1_conv_f64_from_sw(compiler, op, dst, dstw, src, srcw)); \
   1611  1.5  alnsn 		ADJUST_LOCAL_OFFSET(dst, dstw); \
   1612  1.5  alnsn 		ADJUST_LOCAL_OFFSET(src, srcw); \
   1613  1.5  alnsn 		return sljit_emit_fop1_conv_f64_from_sw(compiler, op, dst, dstw, src, srcw); \
   1614  1.5  alnsn 	} \
   1615  1.5  alnsn 	CHECK(check_sljit_emit_fop1(compiler, op, dst, dstw, src, srcw)); \
   1616  1.5  alnsn 	ADJUST_LOCAL_OFFSET(dst, dstw); \
   1617  1.5  alnsn 	ADJUST_LOCAL_OFFSET(src, srcw);
   1618  1.5  alnsn 
   1619  1.5  alnsn static SLJIT_INLINE sljit_s32 emit_mov_before_return(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src, sljit_sw srcw)
   1620  1.1  alnsn {
   1621  1.1  alnsn 	/* Return if don't need to do anything. */
   1622  1.1  alnsn 	if (op == SLJIT_UNUSED)
   1623  1.1  alnsn 		return SLJIT_SUCCESS;
   1624  1.1  alnsn 
   1625  1.1  alnsn #if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
   1626  1.3  alnsn 	/* At the moment the pointer size is always equal to sljit_sw. May be changed in the future. */
   1627  1.3  alnsn 	if (src == SLJIT_RETURN_REG && (op == SLJIT_MOV || op == SLJIT_MOV_P))
   1628  1.1  alnsn 		return SLJIT_SUCCESS;
   1629  1.1  alnsn #else
   1630  1.5  alnsn 	if (src == SLJIT_RETURN_REG && (op == SLJIT_MOV || op == SLJIT_MOV_U32 || op == SLJIT_MOV_S32 || op == SLJIT_MOV_P))
   1631  1.1  alnsn 		return SLJIT_SUCCESS;
   1632  1.1  alnsn #endif
   1633  1.1  alnsn 
   1634  1.5  alnsn #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS) \
   1635  1.5  alnsn 		|| (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1636  1.1  alnsn 	compiler->skip_checks = 1;
   1637  1.1  alnsn #endif
   1638  1.1  alnsn 	return sljit_emit_op1(compiler, op, SLJIT_RETURN_REG, 0, src, srcw);
   1639  1.1  alnsn }
   1640  1.1  alnsn 
   1641  1.1  alnsn /* CPU description section */
   1642  1.1  alnsn 
   1643  1.1  alnsn #if (defined SLJIT_32BIT_ARCHITECTURE && SLJIT_32BIT_ARCHITECTURE)
   1644  1.1  alnsn #define SLJIT_CPUINFO_PART1 " 32bit ("
   1645  1.1  alnsn #elif (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
   1646  1.1  alnsn #define SLJIT_CPUINFO_PART1 " 64bit ("
   1647  1.1  alnsn #else
   1648  1.1  alnsn #error "Internal error: CPU type info missing"
   1649  1.1  alnsn #endif
   1650  1.1  alnsn 
   1651  1.1  alnsn #if (defined SLJIT_LITTLE_ENDIAN && SLJIT_LITTLE_ENDIAN)
   1652  1.1  alnsn #define SLJIT_CPUINFO_PART2 "little endian + "
   1653  1.1  alnsn #elif (defined SLJIT_BIG_ENDIAN && SLJIT_BIG_ENDIAN)
   1654  1.1  alnsn #define SLJIT_CPUINFO_PART2 "big endian + "
   1655  1.1  alnsn #else
   1656  1.1  alnsn #error "Internal error: CPU type info missing"
   1657  1.1  alnsn #endif
   1658  1.1  alnsn 
   1659  1.1  alnsn #if (defined SLJIT_UNALIGNED && SLJIT_UNALIGNED)
   1660  1.1  alnsn #define SLJIT_CPUINFO_PART3 "unaligned)"
   1661  1.1  alnsn #else
   1662  1.1  alnsn #define SLJIT_CPUINFO_PART3 "aligned)"
   1663  1.1  alnsn #endif
   1664  1.1  alnsn 
   1665  1.1  alnsn #define SLJIT_CPUINFO SLJIT_CPUINFO_PART1 SLJIT_CPUINFO_PART2 SLJIT_CPUINFO_PART3
   1666  1.1  alnsn 
   1667  1.5  alnsn #if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
   1668  1.3  alnsn #	include "sljitNativeX86_common.c"
   1669  1.1  alnsn #elif (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
   1670  1.3  alnsn #	include "sljitNativeARM_32.c"
   1671  1.1  alnsn #elif (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7)
   1672  1.3  alnsn #	include "sljitNativeARM_32.c"
   1673  1.1  alnsn #elif (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
   1674  1.3  alnsn #	include "sljitNativeARM_T2_32.c"
   1675  1.3  alnsn #elif (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64)
   1676  1.3  alnsn #	include "sljitNativeARM_64.c"
   1677  1.5  alnsn #elif (defined SLJIT_CONFIG_PPC && SLJIT_CONFIG_PPC)
   1678  1.3  alnsn #	include "sljitNativePPC_common.c"
   1679  1.5  alnsn #elif (defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS)
   1680  1.3  alnsn #	include "sljitNativeMIPS_common.c"
   1681  1.5  alnsn #elif (defined SLJIT_CONFIG_SPARC && SLJIT_CONFIG_SPARC)
   1682  1.3  alnsn #	include "sljitNativeSPARC_common.c"
   1683  1.3  alnsn #elif (defined SLJIT_CONFIG_TILEGX && SLJIT_CONFIG_TILEGX)
   1684  1.3  alnsn #	include "sljitNativeTILEGX_64.c"
   1685  1.1  alnsn #endif
   1686  1.1  alnsn 
   1687  1.5  alnsn #if !(defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS)
   1688  1.1  alnsn 
   1689  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_cmp(struct sljit_compiler *compiler, sljit_s32 type,
   1690  1.5  alnsn 	sljit_s32 src1, sljit_sw src1w,
   1691  1.5  alnsn 	sljit_s32 src2, sljit_sw src2w)
   1692  1.1  alnsn {
   1693  1.1  alnsn 	/* Default compare for most architectures. */
   1694  1.5  alnsn 	sljit_s32 flags, tmp_src, condition;
   1695  1.3  alnsn 	sljit_sw tmp_srcw;
   1696  1.1  alnsn 
   1697  1.1  alnsn 	CHECK_ERROR_PTR();
   1698  1.5  alnsn 	CHECK_PTR(check_sljit_emit_cmp(compiler, type, src1, src1w, src2, src2w));
   1699  1.1  alnsn 
   1700  1.1  alnsn 	condition = type & 0xff;
   1701  1.3  alnsn #if (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64)
   1702  1.5  alnsn 	if ((condition == SLJIT_EQUAL || condition == SLJIT_NOT_EQUAL)) {
   1703  1.3  alnsn 		if ((src1 & SLJIT_IMM) && !src1w) {
   1704  1.3  alnsn 			src1 = src2;
   1705  1.3  alnsn 			src1w = src2w;
   1706  1.3  alnsn 			src2 = SLJIT_IMM;
   1707  1.3  alnsn 			src2w = 0;
   1708  1.3  alnsn 		}
   1709  1.3  alnsn 		if ((src2 & SLJIT_IMM) && !src2w)
   1710  1.3  alnsn 			return emit_cmp_to0(compiler, type, src1, src1w);
   1711  1.3  alnsn 	}
   1712  1.3  alnsn #endif
   1713  1.3  alnsn 
   1714  1.1  alnsn 	if (SLJIT_UNLIKELY((src1 & SLJIT_IMM) && !(src2 & SLJIT_IMM))) {
   1715  1.1  alnsn 		/* Immediate is prefered as second argument by most architectures. */
   1716  1.1  alnsn 		switch (condition) {
   1717  1.5  alnsn 		case SLJIT_LESS:
   1718  1.5  alnsn 			condition = SLJIT_GREATER;
   1719  1.1  alnsn 			break;
   1720  1.5  alnsn 		case SLJIT_GREATER_EQUAL:
   1721  1.5  alnsn 			condition = SLJIT_LESS_EQUAL;
   1722  1.1  alnsn 			break;
   1723  1.5  alnsn 		case SLJIT_GREATER:
   1724  1.5  alnsn 			condition = SLJIT_LESS;
   1725  1.1  alnsn 			break;
   1726  1.5  alnsn 		case SLJIT_LESS_EQUAL:
   1727  1.5  alnsn 			condition = SLJIT_GREATER_EQUAL;
   1728  1.1  alnsn 			break;
   1729  1.5  alnsn 		case SLJIT_SIG_LESS:
   1730  1.5  alnsn 			condition = SLJIT_SIG_GREATER;
   1731  1.1  alnsn 			break;
   1732  1.5  alnsn 		case SLJIT_SIG_GREATER_EQUAL:
   1733  1.5  alnsn 			condition = SLJIT_SIG_LESS_EQUAL;
   1734  1.1  alnsn 			break;
   1735  1.5  alnsn 		case SLJIT_SIG_GREATER:
   1736  1.5  alnsn 			condition = SLJIT_SIG_LESS;
   1737  1.1  alnsn 			break;
   1738  1.5  alnsn 		case SLJIT_SIG_LESS_EQUAL:
   1739  1.5  alnsn 			condition = SLJIT_SIG_GREATER_EQUAL;
   1740  1.1  alnsn 			break;
   1741  1.1  alnsn 		}
   1742  1.6  alnsn 
   1743  1.5  alnsn 		type = condition | (type & (SLJIT_I32_OP | SLJIT_REWRITABLE_JUMP));
   1744  1.1  alnsn 		tmp_src = src1;
   1745  1.1  alnsn 		src1 = src2;
   1746  1.1  alnsn 		src2 = tmp_src;
   1747  1.1  alnsn 		tmp_srcw = src1w;
   1748  1.1  alnsn 		src1w = src2w;
   1749  1.1  alnsn 		src2w = tmp_srcw;
   1750  1.1  alnsn 	}
   1751  1.1  alnsn 
   1752  1.5  alnsn 	if (condition <= SLJIT_NOT_ZERO)
   1753  1.6  alnsn 		flags = SLJIT_SET_Z;
   1754  1.1  alnsn 	else
   1755  1.6  alnsn 		flags = condition << VARIABLE_FLAG_SHIFT;
   1756  1.1  alnsn 
   1757  1.5  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
   1758  1.5  alnsn 		|| (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1759  1.1  alnsn 	compiler->skip_checks = 1;
   1760  1.1  alnsn #endif
   1761  1.5  alnsn 	PTR_FAIL_IF(sljit_emit_op2(compiler, SLJIT_SUB | flags | (type & SLJIT_I32_OP),
   1762  1.1  alnsn 		SLJIT_UNUSED, 0, src1, src1w, src2, src2w));
   1763  1.5  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
   1764  1.5  alnsn 		|| (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1765  1.1  alnsn 	compiler->skip_checks = 1;
   1766  1.1  alnsn #endif
   1767  1.6  alnsn 	return sljit_emit_jump(compiler, condition | (type & (SLJIT_REWRITABLE_JUMP | SLJIT_I32_OP)));
   1768  1.1  alnsn }
   1769  1.1  alnsn 
   1770  1.6  alnsn #endif
   1771  1.6  alnsn 
   1772  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_fcmp(struct sljit_compiler *compiler, sljit_s32 type,
   1773  1.5  alnsn 	sljit_s32 src1, sljit_sw src1w,
   1774  1.5  alnsn 	sljit_s32 src2, sljit_sw src2w)
   1775  1.1  alnsn {
   1776  1.5  alnsn 	CHECK_ERROR_PTR();
   1777  1.5  alnsn 	CHECK_PTR(check_sljit_emit_fcmp(compiler, type, src1, src1w, src2, src2w));
   1778  1.1  alnsn 
   1779  1.5  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
   1780  1.5  alnsn 		|| (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1781  1.1  alnsn 	compiler->skip_checks = 1;
   1782  1.1  alnsn #endif
   1783  1.6  alnsn 	sljit_emit_fop1(compiler, SLJIT_CMP_F64 | ((type & 0xff) << VARIABLE_FLAG_SHIFT) | (type & SLJIT_I32_OP), src1, src1w, src2, src2w);
   1784  1.1  alnsn 
   1785  1.5  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
   1786  1.5  alnsn 		|| (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1787  1.1  alnsn 	compiler->skip_checks = 1;
   1788  1.1  alnsn #endif
   1789  1.6  alnsn 	return sljit_emit_jump(compiler, type);
   1790  1.1  alnsn }
   1791  1.1  alnsn 
   1792  1.5  alnsn #if !(defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
   1793  1.1  alnsn 
   1794  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_local_base(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw offset)
   1795  1.1  alnsn {
   1796  1.1  alnsn 	CHECK_ERROR();
   1797  1.5  alnsn 	CHECK(check_sljit_get_local_base(compiler, dst, dstw, offset));
   1798  1.1  alnsn 
   1799  1.5  alnsn 	ADJUST_LOCAL_OFFSET(SLJIT_MEM1(SLJIT_SP), offset);
   1800  1.5  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
   1801  1.5  alnsn 		|| (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1802  1.1  alnsn 	compiler->skip_checks = 1;
   1803  1.1  alnsn #endif
   1804  1.1  alnsn 	if (offset != 0)
   1805  1.6  alnsn 		return sljit_emit_op2(compiler, SLJIT_ADD, dst, dstw, SLJIT_SP, 0, SLJIT_IMM, offset);
   1806  1.5  alnsn 	return sljit_emit_op1(compiler, SLJIT_MOV, dst, dstw, SLJIT_SP, 0);
   1807  1.1  alnsn }
   1808  1.1  alnsn 
   1809  1.1  alnsn #endif
   1810  1.1  alnsn 
   1811  1.1  alnsn #else /* SLJIT_CONFIG_UNSUPPORTED */
   1812  1.1  alnsn 
   1813  1.1  alnsn /* Empty function bodies for those machines, which are not (yet) supported. */
   1814  1.1  alnsn 
   1815  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE const char* sljit_get_platform_name(void)
   1816  1.1  alnsn {
   1817  1.1  alnsn 	return "unsupported";
   1818  1.1  alnsn }
   1819  1.1  alnsn 
   1820  1.6  alnsn SLJIT_API_FUNC_ATTRIBUTE struct sljit_compiler* sljit_create_compiler(void *allocator_data)
   1821  1.1  alnsn {
   1822  1.6  alnsn 	SLJIT_UNUSED_ARG(allocator_data);
   1823  1.6  alnsn 	SLJIT_UNREACHABLE();
   1824  1.1  alnsn 	return NULL;
   1825  1.1  alnsn }
   1826  1.1  alnsn 
   1827  1.1  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_free_compiler(struct sljit_compiler *compiler)
   1828  1.1  alnsn {
   1829  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1830  1.6  alnsn 	SLJIT_UNREACHABLE();
   1831  1.6  alnsn }
   1832  1.6  alnsn 
   1833  1.6  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_set_compiler_memory_error(struct sljit_compiler *compiler)
   1834  1.6  alnsn {
   1835  1.6  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1836  1.6  alnsn 	SLJIT_UNREACHABLE();
   1837  1.1  alnsn }
   1838  1.1  alnsn 
   1839  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE void* sljit_alloc_memory(struct sljit_compiler *compiler, sljit_s32 size)
   1840  1.1  alnsn {
   1841  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1842  1.1  alnsn 	SLJIT_UNUSED_ARG(size);
   1843  1.6  alnsn 	SLJIT_UNREACHABLE();
   1844  1.1  alnsn 	return NULL;
   1845  1.1  alnsn }
   1846  1.1  alnsn 
   1847  1.1  alnsn #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1848  1.1  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_compiler_verbose(struct sljit_compiler *compiler, FILE* verbose)
   1849  1.1  alnsn {
   1850  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1851  1.1  alnsn 	SLJIT_UNUSED_ARG(verbose);
   1852  1.6  alnsn 	SLJIT_UNREACHABLE();
   1853  1.1  alnsn }
   1854  1.1  alnsn #endif
   1855  1.1  alnsn 
   1856  1.1  alnsn SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compiler)
   1857  1.1  alnsn {
   1858  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1859  1.6  alnsn 	SLJIT_UNREACHABLE();
   1860  1.1  alnsn 	return NULL;
   1861  1.1  alnsn }
   1862  1.1  alnsn 
   1863  1.1  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
   1864  1.1  alnsn {
   1865  1.1  alnsn 	SLJIT_UNUSED_ARG(code);
   1866  1.6  alnsn 	SLJIT_UNREACHABLE();
   1867  1.1  alnsn }
   1868  1.1  alnsn 
   1869  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_enter(struct sljit_compiler *compiler,
   1870  1.5  alnsn 	sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds,
   1871  1.5  alnsn 	sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
   1872  1.1  alnsn {
   1873  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1874  1.5  alnsn 	SLJIT_UNUSED_ARG(options);
   1875  1.1  alnsn 	SLJIT_UNUSED_ARG(args);
   1876  1.3  alnsn 	SLJIT_UNUSED_ARG(scratches);
   1877  1.1  alnsn 	SLJIT_UNUSED_ARG(saveds);
   1878  1.5  alnsn 	SLJIT_UNUSED_ARG(fscratches);
   1879  1.5  alnsn 	SLJIT_UNUSED_ARG(fsaveds);
   1880  1.1  alnsn 	SLJIT_UNUSED_ARG(local_size);
   1881  1.6  alnsn 	SLJIT_UNREACHABLE();
   1882  1.1  alnsn 	return SLJIT_ERR_UNSUPPORTED;
   1883  1.1  alnsn }
   1884  1.1  alnsn 
   1885  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_set_context(struct sljit_compiler *compiler,
   1886  1.5  alnsn 	sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds,
   1887  1.5  alnsn 	sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
   1888  1.1  alnsn {
   1889  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1890  1.5  alnsn 	SLJIT_UNUSED_ARG(options);
   1891  1.1  alnsn 	SLJIT_UNUSED_ARG(args);
   1892  1.3  alnsn 	SLJIT_UNUSED_ARG(scratches);
   1893  1.1  alnsn 	SLJIT_UNUSED_ARG(saveds);
   1894  1.5  alnsn 	SLJIT_UNUSED_ARG(fscratches);
   1895  1.5  alnsn 	SLJIT_UNUSED_ARG(fsaveds);
   1896  1.1  alnsn 	SLJIT_UNUSED_ARG(local_size);
   1897  1.6  alnsn 	SLJIT_UNREACHABLE();
   1898  1.5  alnsn 	return SLJIT_ERR_UNSUPPORTED;
   1899  1.1  alnsn }
   1900  1.1  alnsn 
   1901  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_return(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src, sljit_sw srcw)
   1902  1.1  alnsn {
   1903  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1904  1.1  alnsn 	SLJIT_UNUSED_ARG(op);
   1905  1.1  alnsn 	SLJIT_UNUSED_ARG(src);
   1906  1.1  alnsn 	SLJIT_UNUSED_ARG(srcw);
   1907  1.6  alnsn 	SLJIT_UNREACHABLE();
   1908  1.1  alnsn 	return SLJIT_ERR_UNSUPPORTED;
   1909  1.1  alnsn }
   1910  1.1  alnsn 
   1911  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fast_enter(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw)
   1912  1.1  alnsn {
   1913  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1914  1.1  alnsn 	SLJIT_UNUSED_ARG(dst);
   1915  1.1  alnsn 	SLJIT_UNUSED_ARG(dstw);
   1916  1.6  alnsn 	SLJIT_UNREACHABLE();
   1917  1.1  alnsn 	return SLJIT_ERR_UNSUPPORTED;
   1918  1.1  alnsn }
   1919  1.1  alnsn 
   1920  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fast_return(struct sljit_compiler *compiler, sljit_s32 src, sljit_sw srcw)
   1921  1.1  alnsn {
   1922  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1923  1.1  alnsn 	SLJIT_UNUSED_ARG(src);
   1924  1.1  alnsn 	SLJIT_UNUSED_ARG(srcw);
   1925  1.6  alnsn 	SLJIT_UNREACHABLE();
   1926  1.1  alnsn 	return SLJIT_ERR_UNSUPPORTED;
   1927  1.1  alnsn }
   1928  1.1  alnsn 
   1929  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op0(struct sljit_compiler *compiler, sljit_s32 op)
   1930  1.1  alnsn {
   1931  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1932  1.1  alnsn 	SLJIT_UNUSED_ARG(op);
   1933  1.6  alnsn 	SLJIT_UNREACHABLE();
   1934  1.1  alnsn 	return SLJIT_ERR_UNSUPPORTED;
   1935  1.1  alnsn }
   1936  1.1  alnsn 
   1937  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compiler, sljit_s32 op,
   1938  1.5  alnsn 	sljit_s32 dst, sljit_sw dstw,
   1939  1.5  alnsn 	sljit_s32 src, sljit_sw srcw)
   1940  1.1  alnsn {
   1941  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1942  1.1  alnsn 	SLJIT_UNUSED_ARG(op);
   1943  1.1  alnsn 	SLJIT_UNUSED_ARG(dst);
   1944  1.1  alnsn 	SLJIT_UNUSED_ARG(dstw);
   1945  1.1  alnsn 	SLJIT_UNUSED_ARG(src);
   1946  1.1  alnsn 	SLJIT_UNUSED_ARG(srcw);
   1947  1.6  alnsn 	SLJIT_UNREACHABLE();
   1948  1.1  alnsn 	return SLJIT_ERR_UNSUPPORTED;
   1949  1.1  alnsn }
   1950  1.1  alnsn 
   1951  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op2(struct sljit_compiler *compiler, sljit_s32 op,
   1952  1.5  alnsn 	sljit_s32 dst, sljit_sw dstw,
   1953  1.5  alnsn 	sljit_s32 src1, sljit_sw src1w,
   1954  1.5  alnsn 	sljit_s32 src2, sljit_sw src2w)
   1955  1.1  alnsn {
   1956  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1957  1.1  alnsn 	SLJIT_UNUSED_ARG(op);
   1958  1.1  alnsn 	SLJIT_UNUSED_ARG(dst);
   1959  1.1  alnsn 	SLJIT_UNUSED_ARG(dstw);
   1960  1.1  alnsn 	SLJIT_UNUSED_ARG(src1);
   1961  1.1  alnsn 	SLJIT_UNUSED_ARG(src1w);
   1962  1.1  alnsn 	SLJIT_UNUSED_ARG(src2);
   1963  1.1  alnsn 	SLJIT_UNUSED_ARG(src2w);
   1964  1.6  alnsn 	SLJIT_UNREACHABLE();
   1965  1.1  alnsn 	return SLJIT_ERR_UNSUPPORTED;
   1966  1.1  alnsn }
   1967  1.1  alnsn 
   1968  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_register_index(sljit_s32 reg)
   1969  1.1  alnsn {
   1970  1.6  alnsn 	SLJIT_UNREACHABLE();
   1971  1.1  alnsn 	return reg;
   1972  1.1  alnsn }
   1973  1.1  alnsn 
   1974  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_custom(struct sljit_compiler *compiler,
   1975  1.5  alnsn 	void *instruction, sljit_s32 size)
   1976  1.1  alnsn {
   1977  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1978  1.1  alnsn 	SLJIT_UNUSED_ARG(instruction);
   1979  1.1  alnsn 	SLJIT_UNUSED_ARG(size);
   1980  1.6  alnsn 	SLJIT_UNREACHABLE();
   1981  1.1  alnsn 	return SLJIT_ERR_UNSUPPORTED;
   1982  1.1  alnsn }
   1983  1.1  alnsn 
   1984  1.6  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_set_current_flags(struct sljit_compiler *compiler, sljit_s32 current_flags)
   1985  1.6  alnsn {
   1986  1.6  alnsn 	SLJIT_UNUSED_ARG(compiler);
   1987  1.6  alnsn 	SLJIT_UNUSED_ARG(current_flags);
   1988  1.6  alnsn }
   1989  1.6  alnsn 
   1990  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_is_fpu_available(void)
   1991  1.1  alnsn {
   1992  1.6  alnsn 	SLJIT_UNREACHABLE();
   1993  1.1  alnsn 	return 0;
   1994  1.1  alnsn }
   1995  1.1  alnsn 
   1996  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop1(struct sljit_compiler *compiler, sljit_s32 op,
   1997  1.5  alnsn 	sljit_s32 dst, sljit_sw dstw,
   1998  1.5  alnsn 	sljit_s32 src, sljit_sw srcw)
   1999  1.1  alnsn {
   2000  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   2001  1.1  alnsn 	SLJIT_UNUSED_ARG(op);
   2002  1.1  alnsn 	SLJIT_UNUSED_ARG(dst);
   2003  1.1  alnsn 	SLJIT_UNUSED_ARG(dstw);
   2004  1.1  alnsn 	SLJIT_UNUSED_ARG(src);
   2005  1.1  alnsn 	SLJIT_UNUSED_ARG(srcw);
   2006  1.6  alnsn 	SLJIT_UNREACHABLE();
   2007  1.1  alnsn 	return SLJIT_ERR_UNSUPPORTED;
   2008  1.1  alnsn }
   2009  1.1  alnsn 
   2010  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop2(struct sljit_compiler *compiler, sljit_s32 op,
   2011  1.5  alnsn 	sljit_s32 dst, sljit_sw dstw,
   2012  1.5  alnsn 	sljit_s32 src1, sljit_sw src1w,
   2013  1.5  alnsn 	sljit_s32 src2, sljit_sw src2w)
   2014  1.1  alnsn {
   2015  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   2016  1.1  alnsn 	SLJIT_UNUSED_ARG(op);
   2017  1.1  alnsn 	SLJIT_UNUSED_ARG(dst);
   2018  1.1  alnsn 	SLJIT_UNUSED_ARG(dstw);
   2019  1.1  alnsn 	SLJIT_UNUSED_ARG(src1);
   2020  1.1  alnsn 	SLJIT_UNUSED_ARG(src1w);
   2021  1.1  alnsn 	SLJIT_UNUSED_ARG(src2);
   2022  1.1  alnsn 	SLJIT_UNUSED_ARG(src2w);
   2023  1.6  alnsn 	SLJIT_UNREACHABLE();
   2024  1.1  alnsn 	return SLJIT_ERR_UNSUPPORTED;
   2025  1.1  alnsn }
   2026  1.1  alnsn 
   2027  1.1  alnsn SLJIT_API_FUNC_ATTRIBUTE struct sljit_label* sljit_emit_label(struct sljit_compiler *compiler)
   2028  1.1  alnsn {
   2029  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   2030  1.6  alnsn 	SLJIT_UNREACHABLE();
   2031  1.1  alnsn 	return NULL;
   2032  1.1  alnsn }
   2033  1.1  alnsn 
   2034  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compiler *compiler, sljit_s32 type)
   2035  1.1  alnsn {
   2036  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   2037  1.1  alnsn 	SLJIT_UNUSED_ARG(type);
   2038  1.6  alnsn 	SLJIT_UNREACHABLE();
   2039  1.1  alnsn 	return NULL;
   2040  1.1  alnsn }
   2041  1.1  alnsn 
   2042  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_cmp(struct sljit_compiler *compiler, sljit_s32 type,
   2043  1.5  alnsn 	sljit_s32 src1, sljit_sw src1w,
   2044  1.5  alnsn 	sljit_s32 src2, sljit_sw src2w)
   2045  1.1  alnsn {
   2046  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   2047  1.1  alnsn 	SLJIT_UNUSED_ARG(type);
   2048  1.1  alnsn 	SLJIT_UNUSED_ARG(src1);
   2049  1.1  alnsn 	SLJIT_UNUSED_ARG(src1w);
   2050  1.1  alnsn 	SLJIT_UNUSED_ARG(src2);
   2051  1.1  alnsn 	SLJIT_UNUSED_ARG(src2w);
   2052  1.6  alnsn 	SLJIT_UNREACHABLE();
   2053  1.1  alnsn 	return NULL;
   2054  1.1  alnsn }
   2055  1.1  alnsn 
   2056  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_fcmp(struct sljit_compiler *compiler, sljit_s32 type,
   2057  1.5  alnsn 	sljit_s32 src1, sljit_sw src1w,
   2058  1.5  alnsn 	sljit_s32 src2, sljit_sw src2w)
   2059  1.1  alnsn {
   2060  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   2061  1.1  alnsn 	SLJIT_UNUSED_ARG(type);
   2062  1.1  alnsn 	SLJIT_UNUSED_ARG(src1);
   2063  1.1  alnsn 	SLJIT_UNUSED_ARG(src1w);
   2064  1.1  alnsn 	SLJIT_UNUSED_ARG(src2);
   2065  1.1  alnsn 	SLJIT_UNUSED_ARG(src2w);
   2066  1.6  alnsn 	SLJIT_UNREACHABLE();
   2067  1.1  alnsn 	return NULL;
   2068  1.1  alnsn }
   2069  1.1  alnsn 
   2070  1.1  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_set_label(struct sljit_jump *jump, struct sljit_label* label)
   2071  1.1  alnsn {
   2072  1.1  alnsn 	SLJIT_UNUSED_ARG(jump);
   2073  1.1  alnsn 	SLJIT_UNUSED_ARG(label);
   2074  1.6  alnsn 	SLJIT_UNREACHABLE();
   2075  1.1  alnsn }
   2076  1.1  alnsn 
   2077  1.1  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_set_target(struct sljit_jump *jump, sljit_uw target)
   2078  1.1  alnsn {
   2079  1.1  alnsn 	SLJIT_UNUSED_ARG(jump);
   2080  1.1  alnsn 	SLJIT_UNUSED_ARG(target);
   2081  1.6  alnsn 	SLJIT_UNREACHABLE();
   2082  1.1  alnsn }
   2083  1.1  alnsn 
   2084  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_ijump(struct sljit_compiler *compiler, sljit_s32 type, sljit_s32 src, sljit_sw srcw)
   2085  1.1  alnsn {
   2086  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   2087  1.1  alnsn 	SLJIT_UNUSED_ARG(type);
   2088  1.1  alnsn 	SLJIT_UNUSED_ARG(src);
   2089  1.1  alnsn 	SLJIT_UNUSED_ARG(srcw);
   2090  1.6  alnsn 	SLJIT_UNREACHABLE();
   2091  1.1  alnsn 	return SLJIT_ERR_UNSUPPORTED;
   2092  1.1  alnsn }
   2093  1.1  alnsn 
   2094  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_flags(struct sljit_compiler *compiler, sljit_s32 op,
   2095  1.5  alnsn 	sljit_s32 dst, sljit_sw dstw,
   2096  1.5  alnsn 	sljit_s32 src, sljit_sw srcw,
   2097  1.5  alnsn 	sljit_s32 type)
   2098  1.1  alnsn {
   2099  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   2100  1.1  alnsn 	SLJIT_UNUSED_ARG(op);
   2101  1.1  alnsn 	SLJIT_UNUSED_ARG(dst);
   2102  1.1  alnsn 	SLJIT_UNUSED_ARG(dstw);
   2103  1.3  alnsn 	SLJIT_UNUSED_ARG(src);
   2104  1.3  alnsn 	SLJIT_UNUSED_ARG(srcw);
   2105  1.1  alnsn 	SLJIT_UNUSED_ARG(type);
   2106  1.6  alnsn 	SLJIT_UNREACHABLE();
   2107  1.1  alnsn 	return SLJIT_ERR_UNSUPPORTED;
   2108  1.1  alnsn }
   2109  1.1  alnsn 
   2110  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_local_base(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw offset)
   2111  1.1  alnsn {
   2112  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   2113  1.1  alnsn 	SLJIT_UNUSED_ARG(dst);
   2114  1.1  alnsn 	SLJIT_UNUSED_ARG(dstw);
   2115  1.1  alnsn 	SLJIT_UNUSED_ARG(offset);
   2116  1.6  alnsn 	SLJIT_UNREACHABLE();
   2117  1.1  alnsn 	return SLJIT_ERR_UNSUPPORTED;
   2118  1.1  alnsn }
   2119  1.1  alnsn 
   2120  1.5  alnsn SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw initval)
   2121  1.1  alnsn {
   2122  1.1  alnsn 	SLJIT_UNUSED_ARG(compiler);
   2123  1.1  alnsn 	SLJIT_UNUSED_ARG(dst);
   2124  1.1  alnsn 	SLJIT_UNUSED_ARG(dstw);
   2125  1.1  alnsn 	SLJIT_UNUSED_ARG(initval);
   2126  1.6  alnsn 	SLJIT_UNREACHABLE();
   2127  1.1  alnsn 	return NULL;
   2128  1.1  alnsn }
   2129  1.1  alnsn 
   2130  1.6  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_set_jump_addr(sljit_uw addr, sljit_uw new_target, sljit_sw executable_offset)
   2131  1.1  alnsn {
   2132  1.1  alnsn 	SLJIT_UNUSED_ARG(addr);
   2133  1.6  alnsn 	SLJIT_UNUSED_ARG(new_target);
   2134  1.6  alnsn 	SLJIT_UNUSED_ARG(executable_offset);
   2135  1.6  alnsn 	SLJIT_UNREACHABLE();
   2136  1.1  alnsn }
   2137  1.1  alnsn 
   2138  1.6  alnsn SLJIT_API_FUNC_ATTRIBUTE void sljit_set_const(sljit_uw addr, sljit_sw new_constant, sljit_sw executable_offset)
   2139  1.1  alnsn {
   2140  1.1  alnsn 	SLJIT_UNUSED_ARG(addr);
   2141  1.1  alnsn 	SLJIT_UNUSED_ARG(new_constant);
   2142  1.6  alnsn 	SLJIT_UNUSED_ARG(executable_offset);
   2143  1.6  alnsn 	SLJIT_UNREACHABLE();
   2144  1.1  alnsn }
   2145  1.1  alnsn 
   2146  1.1  alnsn #endif
   2147