/*
* Stack-less Just-In-Time compiler
*
* Copyright 2009-2012 Zoltan Herczeg (hzmester@freemail.hu). All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) AND CONTRIBUTORS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE COPYRIGHT HOLDER(S) OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "sljitLir.h"
#define CHECK_ERROR() \
do { \
if (SLJIT_UNLIKELY(compiler->error)) \
return compiler->error; \
} while (0)
#define CHECK_ERROR_PTR() \
do { \
if (SLJIT_UNLIKELY(compiler->error)) \
return NULL; \
} while (0)
#define CHECK_ERROR_VOID() \
do { \
if (SLJIT_UNLIKELY(compiler->error)) \
return; \
} while (0)
#define FAIL_IF(expr) \
do { \
if (SLJIT_UNLIKELY(expr)) \
return compiler->error; \
} while (0)
#define PTR_FAIL_IF(expr) \
do { \
if (SLJIT_UNLIKELY(expr)) \
return NULL; \
} while (0)
#define FAIL_IF_NULL(ptr) \
do { \
if (SLJIT_UNLIKELY(!(ptr))) { \
compiler->error = SLJIT_ERR_ALLOC_FAILED; \
return SLJIT_ERR_ALLOC_FAILED; \
} \
} while (0)
#define PTR_FAIL_IF_NULL(ptr) \
do { \
if (SLJIT_UNLIKELY(!(ptr))) { \
compiler->error = SLJIT_ERR_ALLOC_FAILED; \
return NULL; \
} \
} while (0)
#define PTR_FAIL_WITH_EXEC_IF(ptr) \
do { \
if (SLJIT_UNLIKELY(!(ptr))) { \
compiler->error = SLJIT_ERR_EX_ALLOC_FAILED; \
return NULL; \
} \
} while (0)
#if !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED)
#define GET_OPCODE(op) \
((op) & ~(SLJIT_INT_OP | SLJIT_SET_E | SLJIT_SET_S | SLJIT_SET_U | SLJIT_SET_O | SLJIT_SET_C | SLJIT_KEEP_FLAGS))
#define GET_FLAGS(op) \
((op) & (SLJIT_SET_E | SLJIT_SET_S | SLJIT_SET_U | SLJIT_SET_O | SLJIT_SET_C))
#define GET_ALL_FLAGS(op) \
((op) & (SLJIT_SET_E | SLJIT_SET_S | SLJIT_SET_U | SLJIT_SET_O | SLJIT_SET_C | SLJIT_KEEP_FLAGS))
#define BUF_SIZE 4096
#if (defined SLJIT_32BIT_ARCHITECTURE && SLJIT_32BIT_ARCHITECTURE)
#define ABUF_SIZE 2048
#else
#define ABUF_SIZE 4096
#endif
/* Jump flags. */
#define JUMP_LABEL 0x1
#define JUMP_ADDR 0x2
/* SLJIT_REWRITABLE_JUMP is 0x1000. */
#if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) || (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
#define PATCH_MB 0x4
#define PATCH_MW 0x8
#if (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
#define PATCH_MD 0x10
#endif
#endif
#if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) || (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7)
#define IS_BL 0x4
#define PATCH_B 0x8
#endif
#if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
#define CPOOL_SIZE 512
#endif
#if (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
#define IS_CONDITIONAL 0x04
#define IS_BL 0x08
/* cannot be encoded as branch */
#define B_TYPE0 0x00
/* conditional + imm8 */
#define B_TYPE1 0x10
/* conditional + imm20 */
#define B_TYPE2 0x20
/* IT + imm24 */
#define B_TYPE3 0x30
/* imm11 */
#define B_TYPE4 0x40
/* imm24 */
#define B_TYPE5 0x50
/* BL + imm24 */
#define BL_TYPE6 0x60
/* 0xf00 cc code for branches */
#endif
#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) || (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
#define UNCOND_B 0x04
#define PATCH_B 0x08
#define ABSOLUTE_B 0x10
#endif
#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
#define IS_MOVABLE 0x04
#define IS_JAL 0x08
#define IS_BIT26_COND 0x10
#define IS_BIT16_COND 0x20
#define IS_COND (IS_BIT26_COND | IS_BIT16_COND)
#define PATCH_B 0x40
#define PATCH_J 0x80
/* instruction types */
#define UNMOVABLE_INS 0
/* 1 - 31 last destination register */
#define FCSR_FCC 32
/* no destination (i.e: store) */
#define MOVABLE_INS 33
#endif
#endif /* !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED) */
/* Utils can still be used even if SLJIT_CONFIG_UNSUPPORTED is set. */
#include "sljitUtils.c"
#if !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED)
#if (defined SLJIT_EXECUTABLE_ALLOCATOR && SLJIT_EXECUTABLE_ALLOCATOR)
#include "sljitExecAllocator.c"
#endif
#if (defined SLJIT_SSE2_AUTO && SLJIT_SSE2_AUTO) && !(defined SLJIT_SSE2 && SLJIT_SSE2)
#error SLJIT_SSE2_AUTO cannot be enabled without SLJIT_SSE2
#endif
/* --------------------------------------------------------------------- */
/* Public functions */
/* --------------------------------------------------------------------- */
#if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) || ((defined SLJIT_SSE2 && SLJIT_SSE2) && ((defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) || (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)))
#define SLJIT_NEEDS_COMPILER_INIT 1
static int compiler_initialized = 0;
/* A thread safe initialization. */
static void init_compiler(void);
#endif
SLJIT_API_FUNC_ATTRIBUTE struct sljit_compiler* sljit_create_compiler(void)
{
struct sljit_compiler *compiler = (struct sljit_compiler*)SLJIT_MALLOC(sizeof(struct sljit_compiler));
if (!compiler)
return NULL;
SLJIT_ZEROMEM(compiler, sizeof(struct sljit_compiler));
SLJIT_COMPILE_ASSERT(
sizeof(sljit_b) == 1 && sizeof(sljit_ub) == 1
&& sizeof(sljit_h) == 2 && sizeof(sljit_uh) == 2
&& sizeof(sljit_i) == 4 && sizeof(sljit_ui) == 4
&& ((sizeof(sljit_w) == 4 && sizeof(sljit_uw) == 4) || (sizeof(sljit_w) == 8 && sizeof(sljit_uw) == 8)),
invalid_integer_types);
/* Only the non-zero members must be set. */
compiler->error = SLJIT_SUCCESS;
compiler->buf = (struct sljit_memory_fragment*)SLJIT_MALLOC(BUF_SIZE);
compiler->abuf = (struct sljit_memory_fragment*)SLJIT_MALLOC(ABUF_SIZE);
if (!compiler->buf || !compiler->abuf) {
if (compiler->buf)
SLJIT_FREE(compiler->buf);
if (compiler->abuf)
SLJIT_FREE(compiler->abuf);
SLJIT_FREE(compiler);
return NULL;
}
compiler->buf->next = NULL;
compiler->buf->used_size = 0;
compiler->abuf->next = NULL;
compiler->abuf->used_size = 0;
compiler->temporaries = -1;
compiler->saveds = -1;
#if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
compiler->args = -1;
#endif
#if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
compiler->cpool = (sljit_uw*)SLJIT_MALLOC(CPOOL_SIZE * sizeof(sljit_uw) + CPOOL_SIZE * sizeof(sljit_ub));
if (!compiler->cpool) {
SLJIT_FREE(compiler->buf);
SLJIT_FREE(compiler->abuf);
SLJIT_FREE(compiler);
return NULL;
}
compiler->cpool_unique = (sljit_ub*)(compiler->cpool + CPOOL_SIZE);
compiler->cpool_diff = 0xffffffff;
#endif
#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
compiler->delay_slot = UNMOVABLE_INS;
#endif
#if (defined SLJIT_NEEDS_COMPILER_INIT && SLJIT_NEEDS_COMPILER_INIT)
if (!compiler_initialized) {
init_compiler();
compiler_initialized = 1;
}
#endif
return compiler;
}
SLJIT_API_FUNC_ATTRIBUTE void sljit_free_compiler(struct sljit_compiler *compiler)
{
struct sljit_memory_fragment *buf;
struct sljit_memory_fragment *curr;
buf = compiler->buf;
while (buf) {
curr = buf;
buf = buf->next;
SLJIT_FREE(curr);
}
buf = compiler->abuf;
while (buf) {
curr = buf;
buf = buf->next;
SLJIT_FREE(curr);
}
#if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
SLJIT_FREE(compiler->cpool);
#endif
SLJIT_FREE(compiler);
}
#if (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
{
/* Remove thumb mode flag. */
SLJIT_FREE_EXEC((void*)((sljit_uw)code & ~0x1));
}
#elif (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
{
/* Resolve indirection. */
code = (void*)(*(sljit_uw*)code);
SLJIT_FREE_EXEC(code);
}
#else
SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
{
SLJIT_FREE_EXEC(code);
}
#endif
SLJIT_API_FUNC_ATTRIBUTE void sljit_set_label(struct sljit_jump *jump, struct sljit_label* label)
{
if (SLJIT_LIKELY(!!jump) && SLJIT_LIKELY(!!label)) {
jump->flags &= ~JUMP_ADDR;
jump->flags |= JUMP_LABEL;
jump->u.label = label;
}
}
SLJIT_API_FUNC_ATTRIBUTE void sljit_set_target(struct sljit_jump *jump, sljit_uw target)
{
if (SLJIT_LIKELY(!!jump)) {
SLJIT_ASSERT(jump->flags & SLJIT_REWRITABLE_JUMP);
jump->flags &= ~JUMP_LABEL;
jump->flags |= JUMP_ADDR;
jump->u.target = target;
}
}
/* --------------------------------------------------------------------- */
/* Private functions */
/* --------------------------------------------------------------------- */
static void* ensure_buf(struct sljit_compiler *compiler, int size)
{
sljit_ub *ret;
struct sljit_memory_fragment *new_frag;
if (compiler->buf->used_size + size <= (int)(BUF_SIZE - sizeof(sljit_uw) - sizeof(void*))) {
ret = compiler->buf->memory + compiler->buf->used_size;
compiler->buf->used_size += size;
return ret;
}
new_frag = (struct sljit_memory_fragment*)SLJIT_MALLOC(BUF_SIZE);
PTR_FAIL_IF_NULL(new_frag);
new_frag->next = compiler->buf;
compiler->buf = new_frag;
new_frag->used_size = size;
return new_frag->memory;
}
static void* ensure_abuf(struct sljit_compiler *compiler, int size)
{
sljit_ub *ret;
struct sljit_memory_fragment *new_frag;
if (compiler->abuf->used_size + size <= (int)(ABUF_SIZE - sizeof(sljit_uw) - sizeof(void*))) {
ret = compiler->abuf->memory + compiler->abuf->used_size;
compiler->abuf->used_size += size;
return ret;
}
new_frag = (struct sljit_memory_fragment*)SLJIT_MALLOC(ABUF_SIZE);
PTR_FAIL_IF_NULL(new_frag);
new_frag->next = compiler->abuf;
compiler->abuf = new_frag;
new_frag->used_size = size;
return new_frag->memory;
}
SLJIT_API_FUNC_ATTRIBUTE void* sljit_alloc_memory(struct sljit_compiler *compiler, int size)
{
CHECK_ERROR_PTR();
#if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
if (size <= 0 || size > 128)
return NULL;
size = (size + 7) & ~7;
#else
if (size <= 0 || size > 64)
return NULL;
size = (size + 3) & ~3;
#endif
return ensure_abuf(compiler, size);
}
static SLJIT_INLINE void reverse_buf(struct sljit_compiler *compiler)
{
struct sljit_memory_fragment *buf = compiler->buf;
struct sljit_memory_fragment *prev = NULL;
struct sljit_memory_fragment *tmp;
do {
tmp = buf->next;
buf->next = prev;
prev = buf;
buf = tmp;
} while (buf != NULL);
compiler->buf = prev;
}
static SLJIT_INLINE void set_label(struct sljit_label *label, struct sljit_compiler *compiler)
{
label->next = NULL;
label->size = compiler->size;
if (compiler->last_label)
compiler->last_label->next = label;
else
compiler->labels = label;
compiler->last_label = label;
}
static SLJIT_INLINE void set_jump(struct sljit_jump *jump, struct sljit_compiler *compiler, int flags)
{
jump->next = NULL;
jump->flags = flags;
if (compiler->last_jump)
compiler->last_jump->next = jump;
else
compiler->jumps = jump;
compiler->last_jump = jump;
}
static SLJIT_INLINE void set_const(struct sljit_const *const_, struct sljit_compiler *compiler)
{
const_->next = NULL;
const_->addr = compiler->size;
if (compiler->last_const)
compiler->last_const->next = const_;
else
compiler->consts = const_;
compiler->last_const = const_;
}
#define ADDRESSING_DEPENDS_ON(exp, reg) \
(((exp) & SLJIT_MEM) && (((exp) & 0xf) == reg || (((exp) >> 4) & 0xf) == reg))
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
#define FUNCTION_CHECK_OP() \
SLJIT_ASSERT(!GET_FLAGS(op) || !(op & SLJIT_KEEP_FLAGS)); \
switch (GET_OPCODE(op)) { \
case SLJIT_NOT: \
case SLJIT_CLZ: \
case SLJIT_AND: \
case SLJIT_OR: \
case SLJIT_XOR: \
case SLJIT_SHL: \
case SLJIT_LSHR: \
case SLJIT_ASHR: \
SLJIT_ASSERT(!(op & (SLJIT_SET_S | SLJIT_SET_U | SLJIT_SET_O | SLJIT_SET_C))); \
break; \
case SLJIT_NEG: \
SLJIT_ASSERT(!(op & (SLJIT_SET_S | SLJIT_SET_U | SLJIT_SET_C))); \
break; \
case SLJIT_MUL: \
SLJIT_ASSERT(!(op & (SLJIT_SET_E | SLJIT_SET_S | SLJIT_SET_U | SLJIT_SET_C))); \
break; \
case SLJIT_FCMP: \
SLJIT_ASSERT(!(op & (SLJIT_INT_OP | SLJIT_SET_U | SLJIT_SET_O | SLJIT_SET_C | SLJIT_KEEP_FLAGS))); \
SLJIT_ASSERT((op & (SLJIT_SET_E | SLJIT_SET_S))); \
break; \
case SLJIT_ADD: \
SLJIT_ASSERT(!(op & (SLJIT_SET_S | SLJIT_SET_U))); \
break; \
case SLJIT_SUB: \
break; \
case SLJIT_ADDC: \
case SLJIT_SUBC: \
SLJIT_ASSERT(!(op & (SLJIT_SET_E | SLJIT_SET_S | SLJIT_SET_U | SLJIT_SET_O))); \
break; \
default: \
/* Nothing allowed */ \
SLJIT_ASSERT(!(op & (SLJIT_INT_OP | SLJIT_SET_E | SLJIT_SET_S | SLJIT_SET_U | SLJIT_SET_O | SLJIT_SET_C | SLJIT_KEEP_FLAGS))); \
break; \
}
#define FUNCTION_CHECK_IS_REG(r) \
((r) == SLJIT_UNUSED || (r) == SLJIT_LOCALS_REG || \
((r) >= SLJIT_TEMPORARY_REG1 && (r) <= SLJIT_TEMPORARY_REG3 && (r) <= SLJIT_TEMPORARY_REG1 - 1 + compiler->temporaries) || \
((r) >= SLJIT_SAVED_REG1 && (r) <= SLJIT_SAVED_REG3 && (r) <= SLJIT_SAVED_REG1 - 1 + compiler->saveds)) \
#define FUNCTION_CHECK_SRC(p, i) \
SLJIT_ASSERT(compiler->temporaries != -1 && compiler->saveds != -1); \
if (((p) >= SLJIT_TEMPORARY_REG1 && (p) <= SLJIT_TEMPORARY_REG1 - 1 + compiler->temporaries) || \
((p) >= SLJIT_SAVED_REG1 && (p) <= SLJIT_SAVED_REG1 - 1 + compiler->saveds) || \
(p) == SLJIT_LOCALS_REG) \
SLJIT_ASSERT(i == 0); \
else if ((p) == SLJIT_IMM) \
; \
else if ((p) & SLJIT_MEM) { \
SLJIT_ASSERT(FUNCTION_CHECK_IS_REG((p) & 0xf)); \
if ((p) & 0xf0) { \
SLJIT_ASSERT(FUNCTION_CHECK_IS_REG(((p) >> 4) & 0xf)); \
SLJIT_ASSERT(((p) & 0xf0) != (SLJIT_LOCALS_REG << 4) && !(i & ~0x3)); \
} else \
SLJIT_ASSERT((((p) >> 4) & 0xf) == 0); \
SLJIT_ASSERT(((p) >> 9) == 0); \
} \
else \
SLJIT_ASSERT_STOP();
#define FUNCTION_CHECK_DST(p, i) \
SLJIT_ASSERT(compiler->temporaries != -1 && compiler->saveds != -1); \
if (((p) >= SLJIT_TEMPORARY_REG1 && (p) <= SLJIT_TEMPORARY_REG1 - 1 + compiler->temporaries) || \
((p) >= SLJIT_SAVED_REG1 && (p) <= SLJIT_SAVED_REG1 - 1 + compiler->saveds) || \
(p) == SLJIT_UNUSED) \
SLJIT_ASSERT(i == 0); \
else if ((p) & SLJIT_MEM) { \
SLJIT_ASSERT(FUNCTION_CHECK_IS_REG((p) & 0xf)); \
if ((p) & 0xf0) { \
SLJIT_ASSERT(FUNCTION_CHECK_IS_REG(((p) >> 4) & 0xf)); \
SLJIT_ASSERT(((p) & 0xf0) != (SLJIT_LOCALS_REG << 4) && !(i & ~0x3)); \
} else \
SLJIT_ASSERT((((p) >> 4) & 0xf) == 0); \
SLJIT_ASSERT(((p) >> 9) == 0); \
} \
else \
SLJIT_ASSERT_STOP();
#define FUNCTION_FCHECK(p, i) \
if ((p) >= SLJIT_FLOAT_REG1 && (p) <= SLJIT_FLOAT_REG4) \
SLJIT_ASSERT(i == 0); \
else if ((p) & SLJIT_MEM) { \
SLJIT_ASSERT(FUNCTION_CHECK_IS_REG((p) & 0xf)); \
if ((p) & 0xf0) { \
SLJIT_ASSERT(FUNCTION_CHECK_IS_REG(((p) >> 4) & 0xf)); \
SLJIT_ASSERT(((p) & 0xf0) != (SLJIT_LOCALS_REG << 4) && !(i & ~0x3)); \
} else \
SLJIT_ASSERT((((p) >> 4) & 0xf) == 0); \
SLJIT_ASSERT(((p) >> 9) == 0); \
} \
else \
SLJIT_ASSERT_STOP();
#define FUNCTION_CHECK_OP1() \
if (GET_OPCODE(op) >= SLJIT_MOV && GET_OPCODE(op) <= SLJIT_MOVU_SI) { \
SLJIT_ASSERT(!GET_ALL_FLAGS(op)); \
} \
if (GET_OPCODE(op) >= SLJIT_MOVU && GET_OPCODE(op) <= SLJIT_MOVU_SI) { \
SLJIT_ASSERT(!(src & SLJIT_MEM) || (src & 0xf) != SLJIT_LOCALS_REG); \
SLJIT_ASSERT(!(dst & SLJIT_MEM) || (dst & 0xf) != SLJIT_LOCALS_REG); \
if ((src & SLJIT_MEM) && (src & 0xf)) \
SLJIT_ASSERT((dst & 0xf) != (src & 0xf) && ((dst >> 4) & 0xf) != (src & 0xf)); \
}
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
SLJIT_API_FUNC_ATTRIBUTE void sljit_compiler_verbose(struct sljit_compiler *compiler, FILE* verbose)
{
compiler->verbose = verbose;
}
static char* reg_names[] = {
(char*)"<noreg>", (char*)"t1", (char*)"t2", (char*)"t3",
(char*)"te1", (char*)"te2", (char*)"s1", (char*)"s2",
(char*)"s3", (char*)"se1", (char*)"se2", (char*)"lcr"
};
static char* freg_names[] = {
(char*)"<noreg>", (char*)"float_r1", (char*)"float_r2", (char*)"float_r3", (char*)"float_r4"
};
#if (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64) || (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
#ifdef _WIN64
#define SLJIT_PRINT_D "I64"
#else
#define SLJIT_PRINT_D "l"
#endif
#else
#define SLJIT_PRINT_D ""
#endif
#define sljit_verbose_param(p, i) \
if ((p) & SLJIT_IMM) \
fprintf(compiler->verbose, "#%"SLJIT_PRINT_D"d", (i)); \
else if ((p) & SLJIT_MEM) { \
if ((p) & 0xf) { \
if (i) { \
if (((p) >> 4) & 0xf) \
fprintf(compiler->verbose, "[%s + %s * %d]", reg_names[(p) & 0xF], reg_names[((p) >> 4)& 0xF], 1 << (i)); \
else \
fprintf(compiler->verbose, "[%s + #%"SLJIT_PRINT_D"d]", reg_names[(p) & 0xF], (i)); \
} \
else { \
if (((p) >> 4) & 0xf) \
fprintf(compiler->verbose, "[%s + %s]", reg_names[(p) & 0xF], reg_names[((p) >> 4)& 0xF]); \
else \
fprintf(compiler->verbose, "[%s]", reg_names[(p) & 0xF]); \
} \
} \
else \
fprintf(compiler->verbose, "[#%"SLJIT_PRINT_D"d]", (i)); \
} else \
fprintf(compiler->verbose, "%s", reg_names[p]);
#define sljit_verbose_fparam(p, i) \
if ((p) & SLJIT_MEM) { \
if ((p) & 0xf) { \
if (i) { \
if (((p) >> 4) & 0xf) \
fprintf(compiler->verbose, "[%s + %s * %d]", reg_names[(p) & 0xF], reg_names[((p) >> 4)& 0xF], 1 << (i)); \
else \
fprintf(compiler->verbose, "[%s + #%"SLJIT_PRINT_D"d]", reg_names[(p) & 0xF], (i)); \
} \
else { \
if (((p) >> 4) & 0xF) \
fprintf(compiler->verbose, "[%s + %s]", reg_names[(p) & 0xF], reg_names[((p) >> 4)& 0xF]); \
else \
fprintf(compiler->verbose, "[%s]", reg_names[(p) & 0xF]); \
} \
} \
else \
fprintf(compiler->verbose, "[#%"SLJIT_PRINT_D"d]", (i)); \
} else \
fprintf(compiler->verbose, "%s", freg_names[p]);
static SLJIT_CONST char* op_names[] = {
/* op0 */
(char*)"breakpoint", (char*)"nop",
(char*)"umul", (char*)"smul", (char*)"udiv", (char*)"sdiv",
/* op1 */
(char*)"mov", (char*)"mov.ub", (char*)"mov.sb", (char*)"mov.uh",
(char*)"mov.sh", (char*)"mov.ui", (char*)"mov.si", (char*)"movu",
(char*)"movu.ub", (char*)"movu.sb", (char*)"movu.uh", (char*)"movu.sh",
(char*)"movu.ui", (char*)"movu.si", (char*)"not", (char*)"neg",
(char*)"clz",
/* op2 */
(char*)"add", (char*)"addc", (char*)"sub", (char*)"subc",
(char*)"mul", (char*)"and", (char*)"or", (char*)"xor",
(char*)"shl", (char*)"lshr", (char*)"ashr",
/* fop1 */
(char*)"fcmp", (char*)"fmov", (char*)"fneg", (char*)"fabs",
/* fop2 */
(char*)"fadd", (char*)"fsub", (char*)"fmul", (char*)"fdiv"
};
static char* jump_names[] = {
(char*)"c_equal", (char*)"c_not_equal",
(char*)"c_less", (char*)"c_greater_equal",
(char*)"c_greater", (char*)"c_less_equal",
(char*)"c_sig_less", (char*)"c_sig_greater_equal",
(char*)"c_sig_greater", (char*)"c_sig_less_equal",
(char*)"c_overflow", (char*)"c_not_overflow",
(char*)"c_mul_overflow", (char*)"c_mul_not_overflow",
(char*)"c_float_equal", (char*)"c_float_not_equal",
(char*)"c_float_less", (char*)"c_float_greater_equal",
(char*)"c_float_greater", (char*)"c_float_less_equal",
(char*)"c_float_nan", (char*)"c_float_not_nan",
(char*)"jump", (char*)"fast_call",
(char*)"call0", (char*)"call1", (char*)"call2", (char*)"call3"
};
#endif
/* --------------------------------------------------------------------- */
/* Arch dependent */
/* --------------------------------------------------------------------- */
static SLJIT_INLINE void check_sljit_generate_code(struct sljit_compiler *compiler)
{
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
struct sljit_jump *jump;
#endif
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_ASSERT(compiler->size > 0);
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
jump = compiler->jumps;
while (jump) {
/* All jumps have target. */
SLJIT_ASSERT(jump->flags & (JUMP_LABEL | JUMP_ADDR));
jump = jump->next;
}
#endif
}
static SLJIT_INLINE void check_sljit_emit_enter(struct sljit_compiler *compiler, int args, int temporaries, int saveds, int local_size)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(args);
SLJIT_UNUSED_ARG(temporaries);
SLJIT_UNUSED_ARG(saveds);
SLJIT_UNUSED_ARG(local_size);
SLJIT_ASSERT(args >= 0 && args <= 3);
SLJIT_ASSERT(temporaries >= 0 && temporaries <= SLJIT_NO_TMP_REGISTERS);
SLJIT_ASSERT(saveds >= 0 && saveds <= SLJIT_NO_GEN_REGISTERS);
SLJIT_ASSERT(args <= saveds);
SLJIT_ASSERT(local_size >= 0 && local_size <= SLJIT_MAX_LOCAL_SIZE);
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose))
fprintf(compiler->verbose, " enter args=%d temporaries=%d saveds=%d local_size=%d\n", args, temporaries, saveds, local_size);
#endif
}
static SLJIT_INLINE void check_sljit_set_context(struct sljit_compiler *compiler, int args, int temporaries, int saveds, int local_size)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(args);
SLJIT_UNUSED_ARG(temporaries);
SLJIT_UNUSED_ARG(saveds);
SLJIT_UNUSED_ARG(local_size);
SLJIT_ASSERT(args >= 0 && args <= 3);
SLJIT_ASSERT(temporaries >= 0 && temporaries <= SLJIT_NO_TMP_REGISTERS);
SLJIT_ASSERT(saveds >= 0 && saveds <= SLJIT_NO_GEN_REGISTERS);
SLJIT_ASSERT(args <= saveds);
SLJIT_ASSERT(local_size >= 0 && local_size <= SLJIT_MAX_LOCAL_SIZE);
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose))
fprintf(compiler->verbose, " fake_enter args=%d temporaries=%d saveds=%d local_size=%d\n", args, temporaries, saveds, local_size);
#endif
}
static SLJIT_INLINE void check_sljit_emit_return(struct sljit_compiler *compiler, int op, int src, sljit_w srcw)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(op);
SLJIT_UNUSED_ARG(src);
SLJIT_UNUSED_ARG(srcw);
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
if (op != SLJIT_UNUSED) {
SLJIT_ASSERT(op >= SLJIT_MOV && op <= SLJIT_MOV_SI);
FUNCTION_CHECK_SRC(src, srcw);
}
else
SLJIT_ASSERT(src == 0 && srcw == 0);
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose)) {
if (op == SLJIT_UNUSED)
fprintf(compiler->verbose, " return\n");
else {
fprintf(compiler->verbose, " return %s ", op_names[op]);
sljit_verbose_param(src, srcw);
fprintf(compiler->verbose, "\n");
}
}
#endif
}
static SLJIT_INLINE void check_sljit_emit_fast_enter(struct sljit_compiler *compiler, int dst, sljit_w dstw, int args, int temporaries, int saveds, int local_size)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(dst);
SLJIT_UNUSED_ARG(dstw);
SLJIT_UNUSED_ARG(args);
SLJIT_UNUSED_ARG(temporaries);
SLJIT_UNUSED_ARG(saveds);
SLJIT_UNUSED_ARG(local_size);
SLJIT_ASSERT(args >= 0 && args <= 3);
SLJIT_ASSERT(temporaries >= 0 && temporaries <= SLJIT_NO_TMP_REGISTERS);
SLJIT_ASSERT(saveds >= 0 && saveds <= SLJIT_NO_GEN_REGISTERS);
SLJIT_ASSERT(args <= saveds);
SLJIT_ASSERT(local_size >= 0 && local_size <= SLJIT_MAX_LOCAL_SIZE);
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
compiler->temporaries = temporaries;
compiler->saveds = saveds;
FUNCTION_CHECK_DST(dst, dstw);
compiler->temporaries = -1;
compiler->saveds = -1;
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose)) {
fprintf(compiler->verbose, " fast_enter ");
sljit_verbose_param(dst, dstw);
fprintf(compiler->verbose, " args=%d temporaries=%d saveds=%d local_size=%d\n", args, temporaries, saveds, local_size);
}
#endif
}
static SLJIT_INLINE void check_sljit_emit_fast_return(struct sljit_compiler *compiler, int src, sljit_w srcw)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(src);
SLJIT_UNUSED_ARG(srcw);
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
FUNCTION_CHECK_SRC(src, srcw);
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose)) {
fprintf(compiler->verbose, " fast_return ");
sljit_verbose_param(src, srcw);
fprintf(compiler->verbose, "\n");
}
#endif
}
static SLJIT_INLINE void check_sljit_emit_op0(struct sljit_compiler *compiler, int op)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(op);
SLJIT_ASSERT((op >= SLJIT_BREAKPOINT && op <= SLJIT_SMUL)
|| ((op & ~SLJIT_INT_OP) >= SLJIT_UDIV && (op & ~SLJIT_INT_OP) <= SLJIT_SDIV));
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose))
fprintf(compiler->verbose, " %s%s\n", !(op & SLJIT_INT_OP) ? "" : "i", op_names[GET_OPCODE(op)]);
#endif
}
static SLJIT_INLINE void check_sljit_emit_op1(struct sljit_compiler *compiler, int op,
int dst, sljit_w dstw,
int src, sljit_w srcw)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(op);
SLJIT_UNUSED_ARG(dst);
SLJIT_UNUSED_ARG(dstw);
SLJIT_UNUSED_ARG(src);
SLJIT_UNUSED_ARG(srcw);
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
if (SLJIT_UNLIKELY(compiler->skip_checks)) {
compiler->skip_checks = 0;
return;
}
#endif
SLJIT_ASSERT(GET_OPCODE(op) >= SLJIT_MOV && GET_OPCODE(op) <= SLJIT_CLZ);
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
FUNCTION_CHECK_OP();
FUNCTION_CHECK_SRC(src, srcw);
FUNCTION_CHECK_DST(dst, dstw);
FUNCTION_CHECK_OP1();
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose)) {
fprintf(compiler->verbose, " %s%s%s%s%s%s%s%s ", !(op & SLJIT_INT_OP) ? "" : "i", op_names[GET_OPCODE(op)],
!(op & SLJIT_SET_E) ? "" : "E", !(op & SLJIT_SET_S) ? "" : "S", !(op & SLJIT_SET_U) ? "" : "U", !(op & SLJIT_SET_O) ? "" : "O", !(op & SLJIT_SET_C) ? "" : "C", !(op & SLJIT_KEEP_FLAGS) ? "" : "K");
sljit_verbose_param(dst, dstw);
fprintf(compiler->verbose, ", ");
sljit_verbose_param(src, srcw);
fprintf(compiler->verbose, "\n");
}
#endif
}
static SLJIT_INLINE void check_sljit_emit_op2(struct sljit_compiler *compiler, int op,
int dst, sljit_w dstw,
int src1, sljit_w src1w,
int src2, sljit_w src2w)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(op);
SLJIT_UNUSED_ARG(dst);
SLJIT_UNUSED_ARG(dstw);
SLJIT_UNUSED_ARG(src1);
SLJIT_UNUSED_ARG(src1w);
SLJIT_UNUSED_ARG(src2);
SLJIT_UNUSED_ARG(src2w);
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
if (SLJIT_UNLIKELY(compiler->skip_checks)) {
compiler->skip_checks = 0;
return;
}
#endif
SLJIT_ASSERT(GET_OPCODE(op) >= SLJIT_ADD && GET_OPCODE(op) <= SLJIT_ASHR);
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
FUNCTION_CHECK_OP();
FUNCTION_CHECK_SRC(src1, src1w);
FUNCTION_CHECK_SRC(src2, src2w);
FUNCTION_CHECK_DST(dst, dstw);
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose)) {
fprintf(compiler->verbose, " %s%s%s%s%s%s%s%s ", !(op & SLJIT_INT_OP) ? "" : "i", op_names[GET_OPCODE(op)],
!(op & SLJIT_SET_E) ? "" : "E", !(op & SLJIT_SET_S) ? "" : "S", !(op & SLJIT_SET_U) ? "" : "U", !(op & SLJIT_SET_O) ? "" : "O", !(op & SLJIT_SET_C) ? "" : "C", !(op & SLJIT_KEEP_FLAGS) ? "" : "K");
sljit_verbose_param(dst, dstw);
fprintf(compiler->verbose, ", ");
sljit_verbose_param(src1, src1w);
fprintf(compiler->verbose, ", ");
sljit_verbose_param(src2, src2w);
fprintf(compiler->verbose, "\n");
}
#endif
}
static SLJIT_INLINE void check_sljit_get_register_index(int reg)
{
SLJIT_UNUSED_ARG(reg);
SLJIT_ASSERT(reg > 0 && reg <= SLJIT_NO_REGISTERS);
}
static SLJIT_INLINE void check_sljit_emit_op_custom(struct sljit_compiler *compiler,
void *instruction, int size)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(instruction);
SLJIT_UNUSED_ARG(size);
SLJIT_ASSERT(instruction);
}
static SLJIT_INLINE void check_sljit_emit_fop1(struct sljit_compiler *compiler, int op,
int dst, sljit_w dstw,
int src, sljit_w srcw)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(op);
SLJIT_UNUSED_ARG(dst);
SLJIT_UNUSED_ARG(dstw);
SLJIT_UNUSED_ARG(src);
SLJIT_UNUSED_ARG(srcw);
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
if (SLJIT_UNLIKELY(compiler->skip_checks)) {
compiler->skip_checks = 0;
return;
}
#endif
SLJIT_ASSERT(sljit_is_fpu_available());
SLJIT_ASSERT(GET_OPCODE(op) >= SLJIT_FCMP && GET_OPCODE(op) <= SLJIT_FABS);
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
FUNCTION_CHECK_OP();
FUNCTION_FCHECK(src, srcw);
FUNCTION_FCHECK(dst, dstw);
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose)) {
fprintf(compiler->verbose, " %s%s%s ", op_names[GET_OPCODE(op)],
!(op & SLJIT_SET_E) ? "" : "E", !(op & SLJIT_SET_S) ? "" : "S");
sljit_verbose_fparam(dst, dstw);
fprintf(compiler->verbose, ", ");
sljit_verbose_fparam(src, srcw);
fprintf(compiler->verbose, "\n");
}
#endif
}
static SLJIT_INLINE void check_sljit_emit_fop2(struct sljit_compiler *compiler, int op,
int dst, sljit_w dstw,
int src1, sljit_w src1w,
int src2, sljit_w src2w)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(op);
SLJIT_UNUSED_ARG(dst);
SLJIT_UNUSED_ARG(dstw);
SLJIT_UNUSED_ARG(src1);
SLJIT_UNUSED_ARG(src1w);
SLJIT_UNUSED_ARG(src2);
SLJIT_UNUSED_ARG(src2w);
SLJIT_ASSERT(sljit_is_fpu_available());
SLJIT_ASSERT(GET_OPCODE(op) >= SLJIT_FADD && GET_OPCODE(op) <= SLJIT_FDIV);
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
FUNCTION_CHECK_OP();
FUNCTION_FCHECK(src1, src1w);
FUNCTION_FCHECK(src2, src2w);
FUNCTION_FCHECK(dst, dstw);
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose)) {
fprintf(compiler->verbose, " %s ", op_names[GET_OPCODE(op)]);
sljit_verbose_fparam(dst, dstw);
fprintf(compiler->verbose, ", ");
sljit_verbose_fparam(src1, src1w);
fprintf(compiler->verbose, ", ");
sljit_verbose_fparam(src2, src2w);
fprintf(compiler->verbose, "\n");
}
#endif
}
static SLJIT_INLINE void check_sljit_emit_label(struct sljit_compiler *compiler)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose))
fprintf(compiler->verbose, "label:\n");
#endif
}
static SLJIT_INLINE void check_sljit_emit_jump(struct sljit_compiler *compiler, int type)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(type);
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
if (SLJIT_UNLIKELY(compiler->skip_checks)) {
compiler->skip_checks = 0;
return;
}
#endif
SLJIT_ASSERT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP)));
SLJIT_ASSERT((type & 0xff) >= SLJIT_C_EQUAL && (type & 0xff) <= SLJIT_CALL3);
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose))
fprintf(compiler->verbose, " jump%s <%s>\n", !(type & SLJIT_REWRITABLE_JUMP) ? "" : "R", jump_names[type & 0xff]);
#endif
}
static SLJIT_INLINE void check_sljit_emit_cmp(struct sljit_compiler *compiler, int type,
int src1, sljit_w src1w,
int src2, sljit_w src2w)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(type);
SLJIT_UNUSED_ARG(src1);
SLJIT_UNUSED_ARG(src1w);
SLJIT_UNUSED_ARG(src2);
SLJIT_UNUSED_ARG(src2w);
SLJIT_ASSERT(!(type & ~(0xff | SLJIT_INT_OP | SLJIT_REWRITABLE_JUMP)));
SLJIT_ASSERT((type & 0xff) >= SLJIT_C_EQUAL && (type & 0xff) <= SLJIT_C_SIG_LESS_EQUAL);
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
FUNCTION_CHECK_SRC(src1, src1w);
FUNCTION_CHECK_SRC(src2, src2w);
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose)) {
fprintf(compiler->verbose, " %scmp%s <%s> ", !(type & SLJIT_INT_OP) ? "" : "i", !(type & SLJIT_REWRITABLE_JUMP) ? "" : "R", jump_names[type & 0xff]);
sljit_verbose_param(src1, src1w);
fprintf(compiler->verbose, ", ");
sljit_verbose_param(src2, src2w);
fprintf(compiler->verbose, "\n");
}
#endif
}
static SLJIT_INLINE void check_sljit_emit_fcmp(struct sljit_compiler *compiler, int type,
int src1, sljit_w src1w,
int src2, sljit_w src2w)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(type);
SLJIT_UNUSED_ARG(src1);
SLJIT_UNUSED_ARG(src1w);
SLJIT_UNUSED_ARG(src2);
SLJIT_UNUSED_ARG(src2w);
SLJIT_ASSERT(sljit_is_fpu_available());
SLJIT_ASSERT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP)));
SLJIT_ASSERT((type & 0xff) >= SLJIT_C_FLOAT_EQUAL && (type & 0xff) <= SLJIT_C_FLOAT_NOT_NAN);
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
FUNCTION_FCHECK(src1, src1w);
FUNCTION_FCHECK(src2, src2w);
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose)) {
fprintf(compiler->verbose, " fcmp%s <%s> ", !(type & SLJIT_REWRITABLE_JUMP) ? "" : "R", jump_names[type & 0xff]);
sljit_verbose_fparam(src1, src1w);
fprintf(compiler->verbose, ", ");
sljit_verbose_fparam(src2, src2w);
fprintf(compiler->verbose, "\n");
}
#endif
}
static SLJIT_INLINE void check_sljit_emit_ijump(struct sljit_compiler *compiler, int type, int src, sljit_w srcw)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(type);
SLJIT_UNUSED_ARG(src);
SLJIT_UNUSED_ARG(srcw);
SLJIT_ASSERT(type >= SLJIT_JUMP && type <= SLJIT_CALL3);
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
FUNCTION_CHECK_SRC(src, srcw);
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose)) {
fprintf(compiler->verbose, " ijump <%s> ", jump_names[type]);
sljit_verbose_param(src, srcw);
fprintf(compiler->verbose, "\n");
}
#endif
}
static SLJIT_INLINE void check_sljit_emit_cond_value(struct sljit_compiler *compiler, int op, int dst, sljit_w dstw, int type)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(op);
SLJIT_UNUSED_ARG(dst);
SLJIT_UNUSED_ARG(dstw);
SLJIT_UNUSED_ARG(type);
SLJIT_ASSERT(type >= SLJIT_C_EQUAL && type < SLJIT_JUMP);
SLJIT_ASSERT(op == SLJIT_MOV || GET_OPCODE(op) == SLJIT_OR);
SLJIT_ASSERT(GET_ALL_FLAGS(op) == 0 || GET_ALL_FLAGS(op) == SLJIT_SET_E || GET_ALL_FLAGS(op) == SLJIT_KEEP_FLAGS);
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
FUNCTION_CHECK_DST(dst, dstw);
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose)) {
fprintf(compiler->verbose, " cond_set%s%s <%s> ", !(op & SLJIT_SET_E) ? "" : "E",
!(op & SLJIT_KEEP_FLAGS) ? "" : "K", op_names[GET_OPCODE(op)]);
sljit_verbose_param(dst, dstw);
fprintf(compiler->verbose, ", <%s>\n", jump_names[type]);
}
#endif
}
static SLJIT_INLINE void check_sljit_emit_const(struct sljit_compiler *compiler, int dst, sljit_w dstw, sljit_w init_value)
{
/* If debug and verbose are disabled, all arguments are unused. */
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(dst);
SLJIT_UNUSED_ARG(dstw);
SLJIT_UNUSED_ARG(init_value);
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
FUNCTION_CHECK_DST(dst, dstw);
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
if (SLJIT_UNLIKELY(!!compiler->verbose)) {
fprintf(compiler->verbose, " const ");
sljit_verbose_param(dst, dstw);
fprintf(compiler->verbose, ", #%"SLJIT_PRINT_D"d\n", init_value);
}
#endif
}
static SLJIT_INLINE int emit_mov_before_return(struct sljit_compiler *compiler, int op, int src, sljit_w srcw)
{
/* Return if don't need to do anything. */
if (op == SLJIT_UNUSED)
return SLJIT_SUCCESS;
#if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
if (src == SLJIT_RETURN_REG && op == SLJIT_MOV)
return SLJIT_SUCCESS;
#else
if (src == SLJIT_RETURN_REG && (op == SLJIT_MOV || op == SLJIT_MOV_UI || op == SLJIT_MOV_SI))
return SLJIT_SUCCESS;
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
compiler->skip_checks = 1;
#endif
return sljit_emit_op1(compiler, op, SLJIT_RETURN_REG, 0, src, srcw);
}
/* CPU description section */
#if (defined SLJIT_32BIT_ARCHITECTURE && SLJIT_32BIT_ARCHITECTURE)
#define SLJIT_CPUINFO_PART1 " 32bit ("
#elif (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
#define SLJIT_CPUINFO_PART1 " 64bit ("
#else
#error "Internal error: CPU type info missing"
#endif
#if (defined SLJIT_LITTLE_ENDIAN && SLJIT_LITTLE_ENDIAN)
#define SLJIT_CPUINFO_PART2 "little endian + "
#elif (defined SLJIT_BIG_ENDIAN && SLJIT_BIG_ENDIAN)
#define SLJIT_CPUINFO_PART2 "big endian + "
#else
#error "Internal error: CPU type info missing"
#endif
#if (defined SLJIT_UNALIGNED && SLJIT_UNALIGNED)
#define SLJIT_CPUINFO_PART3 "unaligned)"
#else
#define SLJIT_CPUINFO_PART3 "aligned)"
#endif
#define SLJIT_CPUINFO SLJIT_CPUINFO_PART1 SLJIT_CPUINFO_PART2 SLJIT_CPUINFO_PART3
#if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
#include "sljitNativeX86_common.c"
#elif (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
#include "sljitNativeX86_common.c"
#elif (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
#include "sljitNativeARM_v5.c"
#elif (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7)
#include "sljitNativeARM_v5.c"
#elif (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
#include "sljitNativeARM_Thumb2.c"
#elif (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)
#include "sljitNativePPC_common.c"
#elif (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
#include "sljitNativePPC_common.c"
#elif (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
#include "sljitNativeMIPS_common.c"
#endif
#if !(defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_cmp(struct sljit_compiler *compiler, int type,
int src1, sljit_w src1w,
int src2, sljit_w src2w)
{
/* Default compare for most architectures. */
int flags, tmp_src, condition;
sljit_w tmp_srcw;
CHECK_ERROR_PTR();
check_sljit_emit_cmp(compiler, type, src1, src1w, src2, src2w);
condition = type & 0xff;
if (SLJIT_UNLIKELY((src1 & SLJIT_IMM) && !(src2 & SLJIT_IMM))) {
/* Immediate is prefered as second argument by most architectures. */
switch (condition) {
case SLJIT_C_LESS:
condition = SLJIT_C_GREATER;
break;
case SLJIT_C_GREATER_EQUAL:
condition = SLJIT_C_LESS_EQUAL;
break;
case SLJIT_C_GREATER:
condition = SLJIT_C_LESS;
break;
case SLJIT_C_LESS_EQUAL:
condition = SLJIT_C_GREATER_EQUAL;
break;
case SLJIT_C_SIG_LESS:
condition = SLJIT_C_SIG_GREATER;
break;
case SLJIT_C_SIG_GREATER_EQUAL:
condition = SLJIT_C_SIG_LESS_EQUAL;
break;
case SLJIT_C_SIG_GREATER:
condition = SLJIT_C_SIG_LESS;
break;
case SLJIT_C_SIG_LESS_EQUAL:
condition = SLJIT_C_SIG_GREATER_EQUAL;
break;
}
type = condition | (type & (SLJIT_INT_OP | SLJIT_REWRITABLE_JUMP));
tmp_src = src1;
src1 = src2;
src2 = tmp_src;
tmp_srcw = src1w;
src1w = src2w;
src2w = tmp_srcw;
}
if (condition <= SLJIT_C_NOT_ZERO)
flags = SLJIT_SET_E;
else if (condition <= SLJIT_C_LESS_EQUAL)
flags = SLJIT_SET_U;
else
flags = SLJIT_SET_S;
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
compiler->skip_checks = 1;
#endif
PTR_FAIL_IF(sljit_emit_op2(compiler, SLJIT_SUB | flags | (type & SLJIT_INT_OP),
SLJIT_UNUSED, 0, src1, src1w, src2, src2w));
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
compiler->skip_checks = 1;
#endif
return sljit_emit_jump(compiler, condition | (type & SLJIT_REWRITABLE_JUMP));
}
SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_fcmp(struct sljit_compiler *compiler, int type,
int src1, sljit_w src1w,
int src2, sljit_w src2w)
{
int flags, condition;
check_sljit_emit_fcmp(compiler, type, src1, src1w, src2, src2w);
condition = type & 0xff;
if (condition <= SLJIT_C_FLOAT_NOT_EQUAL)
flags = SLJIT_SET_E;
else
flags = SLJIT_SET_S;
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
compiler->skip_checks = 1;
#endif
sljit_emit_fop1(compiler, SLJIT_FCMP | flags, src1, src1w, src2, src2w);
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
compiler->skip_checks = 1;
#endif
return sljit_emit_jump(compiler, condition | (type & SLJIT_REWRITABLE_JUMP));
}
#endif
#else /* SLJIT_CONFIG_UNSUPPORTED */
/* Empty function bodies for those machines, which are not (yet) supported. */
SLJIT_API_FUNC_ATTRIBUTE SLJIT_CONST char* sljit_get_platform_name()
{
return "unsupported";
}
SLJIT_API_FUNC_ATTRIBUTE struct sljit_compiler* sljit_create_compiler(void)
{
SLJIT_ASSERT_STOP();
return NULL;
}
SLJIT_API_FUNC_ATTRIBUTE void sljit_free_compiler(struct sljit_compiler *compiler)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_ASSERT_STOP();
}
SLJIT_API_FUNC_ATTRIBUTE void* sljit_alloc_memory(struct sljit_compiler *compiler, int size)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(size);
SLJIT_ASSERT_STOP();
return NULL;
}
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
SLJIT_API_FUNC_ATTRIBUTE void sljit_compiler_verbose(struct sljit_compiler *compiler, FILE* verbose)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(verbose);
SLJIT_ASSERT_STOP();
}
#endif
SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compiler)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_ASSERT_STOP();
return NULL;
}
SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
{
SLJIT_UNUSED_ARG(code);
SLJIT_ASSERT_STOP();
}
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_enter(struct sljit_compiler *compiler, int args, int temporaries, int saveds, int local_size)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(args);
SLJIT_UNUSED_ARG(temporaries);
SLJIT_UNUSED_ARG(saveds);
SLJIT_UNUSED_ARG(local_size);
SLJIT_ASSERT_STOP();
return SLJIT_ERR_UNSUPPORTED;
}
SLJIT_API_FUNC_ATTRIBUTE void sljit_set_context(struct sljit_compiler *compiler, int args, int temporaries, int saveds, int local_size)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(args);
SLJIT_UNUSED_ARG(temporaries);
SLJIT_UNUSED_ARG(saveds);
SLJIT_UNUSED_ARG(local_size);
SLJIT_ASSERT_STOP();
}
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_return(struct sljit_compiler *compiler, int op, int src, sljit_w srcw)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(op);
SLJIT_UNUSED_ARG(src);
SLJIT_UNUSED_ARG(srcw);
SLJIT_ASSERT_STOP();
return SLJIT_ERR_UNSUPPORTED;
}
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_fast_enter(struct sljit_compiler *compiler, int dst, sljit_w dstw, int args, int temporaries, int saveds, int local_size)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(dst);
SLJIT_UNUSED_ARG(dstw);
SLJIT_UNUSED_ARG(args);
SLJIT_UNUSED_ARG(temporaries);
SLJIT_UNUSED_ARG(saveds);
SLJIT_UNUSED_ARG(local_size);
SLJIT_ASSERT_STOP();
return SLJIT_ERR_UNSUPPORTED;
}
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_fast_return(struct sljit_compiler *compiler, int src, sljit_w srcw)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(src);
SLJIT_UNUSED_ARG(srcw);
SLJIT_ASSERT_STOP();
return SLJIT_ERR_UNSUPPORTED;
}
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_op0(struct sljit_compiler *compiler, int op)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(op);
SLJIT_ASSERT_STOP();
return SLJIT_ERR_UNSUPPORTED;
}
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_op1(struct sljit_compiler *compiler, int op,
int dst, sljit_w dstw,
int src, sljit_w srcw)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(op);
SLJIT_UNUSED_ARG(dst);
SLJIT_UNUSED_ARG(dstw);
SLJIT_UNUSED_ARG(src);
SLJIT_UNUSED_ARG(srcw);
SLJIT_ASSERT_STOP();
return SLJIT_ERR_UNSUPPORTED;
}
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_op2(struct sljit_compiler *compiler, int op,
int dst, sljit_w dstw,
int src1, sljit_w src1w,
int src2, sljit_w src2w)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(op);
SLJIT_UNUSED_ARG(dst);
SLJIT_UNUSED_ARG(dstw);
SLJIT_UNUSED_ARG(src1);
SLJIT_UNUSED_ARG(src1w);
SLJIT_UNUSED_ARG(src2);
SLJIT_UNUSED_ARG(src2w);
SLJIT_ASSERT_STOP();
return SLJIT_ERR_UNSUPPORTED;
}
SLJIT_API_FUNC_ATTRIBUTE int sljit_get_register_index(int reg)
{
SLJIT_ASSERT_STOP();
return reg;
}
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_op_custom(struct sljit_compiler *compiler,
void *instruction, int size)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(instruction);
SLJIT_UNUSED_ARG(size);
SLJIT_ASSERT_STOP();
return SLJIT_ERR_UNSUPPORTED;
}
SLJIT_API_FUNC_ATTRIBUTE int sljit_is_fpu_available(void)
{
SLJIT_ASSERT_STOP();
return 0;
}
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_fop1(struct sljit_compiler *compiler, int op,
int dst, sljit_w dstw,
int src, sljit_w srcw)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(op);
SLJIT_UNUSED_ARG(dst);
SLJIT_UNUSED_ARG(dstw);
SLJIT_UNUSED_ARG(src);
SLJIT_UNUSED_ARG(srcw);
SLJIT_ASSERT_STOP();
return SLJIT_ERR_UNSUPPORTED;
}
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_fop2(struct sljit_compiler *compiler, int op,
int dst, sljit_w dstw,
int src1, sljit_w src1w,
int src2, sljit_w src2w)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(op);
SLJIT_UNUSED_ARG(dst);
SLJIT_UNUSED_ARG(dstw);
SLJIT_UNUSED_ARG(src1);
SLJIT_UNUSED_ARG(src1w);
SLJIT_UNUSED_ARG(src2);
SLJIT_UNUSED_ARG(src2w);
SLJIT_ASSERT_STOP();
return SLJIT_ERR_UNSUPPORTED;
}
SLJIT_API_FUNC_ATTRIBUTE struct sljit_label* sljit_emit_label(struct sljit_compiler *compiler)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_ASSERT_STOP();
return NULL;
}
SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compiler *compiler, int type)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(type);
SLJIT_ASSERT_STOP();
return NULL;
}
SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_cmp(struct sljit_compiler *compiler, int type,
int src1, sljit_w src1w,
int src2, sljit_w src2w)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(type);
SLJIT_UNUSED_ARG(src1);
SLJIT_UNUSED_ARG(src1w);
SLJIT_UNUSED_ARG(src2);
SLJIT_UNUSED_ARG(src2w);
SLJIT_ASSERT_STOP();
return NULL;
}
SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_fcmp(struct sljit_compiler *compiler, int type,
int src1, sljit_w src1w,
int src2, sljit_w src2w)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(type);
SLJIT_UNUSED_ARG(src1);
SLJIT_UNUSED_ARG(src1w);
SLJIT_UNUSED_ARG(src2);
SLJIT_UNUSED_ARG(src2w);
SLJIT_ASSERT_STOP();
return NULL;
}
SLJIT_API_FUNC_ATTRIBUTE void sljit_set_label(struct sljit_jump *jump, struct sljit_label* label)
{
SLJIT_UNUSED_ARG(jump);
SLJIT_UNUSED_ARG(label);
SLJIT_ASSERT_STOP();
}
SLJIT_API_FUNC_ATTRIBUTE void sljit_set_target(struct sljit_jump *jump, sljit_uw target)
{
SLJIT_UNUSED_ARG(jump);
SLJIT_UNUSED_ARG(target);
SLJIT_ASSERT_STOP();
}
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_ijump(struct sljit_compiler *compiler, int type, int src, sljit_w srcw)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(type);
SLJIT_UNUSED_ARG(src);
SLJIT_UNUSED_ARG(srcw);
SLJIT_ASSERT_STOP();
return SLJIT_ERR_UNSUPPORTED;
}
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_cond_value(struct sljit_compiler *compiler, int op, int dst, sljit_w dstw, int type)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(op);
SLJIT_UNUSED_ARG(dst);
SLJIT_UNUSED_ARG(dstw);
SLJIT_UNUSED_ARG(type);
SLJIT_ASSERT_STOP();
return SLJIT_ERR_UNSUPPORTED;
}
SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compiler *compiler, int dst, sljit_w dstw, sljit_w initval)
{
SLJIT_UNUSED_ARG(compiler);
SLJIT_UNUSED_ARG(dst);
SLJIT_UNUSED_ARG(dstw);
SLJIT_UNUSED_ARG(initval);
SLJIT_ASSERT_STOP();
return NULL;
}
SLJIT_API_FUNC_ATTRIBUTE void sljit_set_jump_addr(sljit_uw addr, sljit_uw new_addr)
{
SLJIT_UNUSED_ARG(addr);
SLJIT_UNUSED_ARG(new_addr);
SLJIT_ASSERT_STOP();
}
SLJIT_API_FUNC_ATTRIBUTE void sljit_set_const(sljit_uw addr, sljit_w new_constant)
{
SLJIT_UNUSED_ARG(addr);
SLJIT_UNUSED_ARG(new_constant);
SLJIT_ASSERT_STOP();
}
#endif
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