--- /dev/null
+/*
+ * Stack-less Just-In-Time compiler
+ *
+ * Copyright 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.
+ */
+
+/* Latest MIPS architecture. */
+/* Automatically detect SLJIT_MIPS_R1 */
+
+SLJIT_API_FUNC_ATTRIBUTE const char* sljit_get_platform_name(void)
+{
+#if (defined SLJIT_MIPS_R1 && SLJIT_MIPS_R1)
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ return "MIPS32-R1" SLJIT_CPUINFO;
+#else
+ return "MIPS64-R1" SLJIT_CPUINFO;
+#endif
+#else /* SLJIT_MIPS_R1 */
+ return "MIPS III" SLJIT_CPUINFO;
+#endif
+}
+
+/* Length of an instruction word
+ Both for mips-32 and mips-64 */
+typedef sljit_u32 sljit_ins;
+
+#define TMP_REG1 (SLJIT_NUMBER_OF_REGISTERS + 2)
+#define TMP_REG2 (SLJIT_NUMBER_OF_REGISTERS + 3)
+#define TMP_REG3 (SLJIT_NUMBER_OF_REGISTERS + 4)
+
+/* For position independent code, t9 must contain the function address. */
+#define PIC_ADDR_REG TMP_REG2
+
+/* Floating point status register. */
+#define FCSR_REG 31
+/* Return address register. */
+#define RETURN_ADDR_REG 31
+
+/* Flags are kept in volatile registers. */
+#define EQUAL_FLAG 3
+#define OTHER_FLAG 1
+
+#define TMP_FREG1 (SLJIT_NUMBER_OF_FLOAT_REGISTERS + 1)
+#define TMP_FREG2 (SLJIT_NUMBER_OF_FLOAT_REGISTERS + 2)
+
+static const sljit_u8 reg_map[SLJIT_NUMBER_OF_REGISTERS + 5] = {
+ 0, 2, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 24, 23, 22, 21, 20, 19, 18, 17, 16, 29, 4, 25, 31
+};
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+
+static const sljit_u8 freg_map[SLJIT_NUMBER_OF_FLOAT_REGISTERS + 3] = {
+ 0, 0, 14, 2, 4, 6, 8, 12, 10
+};
+
+#else
+
+static const sljit_u8 freg_map[SLJIT_NUMBER_OF_FLOAT_REGISTERS + 3] = {
+ 0, 0, 13, 14, 15, 16, 17, 12, 18
+};
+
+#endif
+
+/* --------------------------------------------------------------------- */
+/* Instrucion forms */
+/* --------------------------------------------------------------------- */
+
+#define S(s) (reg_map[s] << 21)
+#define T(t) (reg_map[t] << 16)
+#define D(d) (reg_map[d] << 11)
+#define FT(t) (freg_map[t] << 16)
+#define FS(s) (freg_map[s] << 11)
+#define FD(d) (freg_map[d] << 6)
+/* Absolute registers. */
+#define SA(s) ((s) << 21)
+#define TA(t) ((t) << 16)
+#define DA(d) ((d) << 11)
+#define IMM(imm) ((imm) & 0xffff)
+#define SH_IMM(imm) ((imm) << 6)
+
+#define DR(dr) (reg_map[dr])
+#define FR(dr) (freg_map[dr])
+#define HI(opcode) ((opcode) << 26)
+#define LO(opcode) (opcode)
+/* S = (16 << 21) D = (17 << 21) */
+#define FMT_S (16 << 21)
+#define FMT_D (17 << 21)
+
+#define ABS_S (HI(17) | FMT_S | LO(5))
+#define ADD_S (HI(17) | FMT_S | LO(0))
+#define ADDIU (HI(9))
+#define ADDU (HI(0) | LO(33))
+#define AND (HI(0) | LO(36))
+#define ANDI (HI(12))
+#define B (HI(4))
+#define BAL (HI(1) | (17 << 16))
+#define BC1F (HI(17) | (8 << 21))
+#define BC1T (HI(17) | (8 << 21) | (1 << 16))
+#define BEQ (HI(4))
+#define BGEZ (HI(1) | (1 << 16))
+#define BGTZ (HI(7))
+#define BLEZ (HI(6))
+#define BLTZ (HI(1) | (0 << 16))
+#define BNE (HI(5))
+#define BREAK (HI(0) | LO(13))
+#define CFC1 (HI(17) | (2 << 21))
+#define C_UN_S (HI(17) | FMT_S | LO(49))
+#define C_UEQ_S (HI(17) | FMT_S | LO(51))
+#define C_ULE_S (HI(17) | FMT_S | LO(55))
+#define C_ULT_S (HI(17) | FMT_S | LO(53))
+#define CVT_S_S (HI(17) | FMT_S | LO(32))
+#define DADDIU (HI(25))
+#define DADDU (HI(0) | LO(45))
+#define DDIV (HI(0) | LO(30))
+#define DDIVU (HI(0) | LO(31))
+#define DIV (HI(0) | LO(26))
+#define DIVU (HI(0) | LO(27))
+#define DIV_S (HI(17) | FMT_S | LO(3))
+#define DMULT (HI(0) | LO(28))
+#define DMULTU (HI(0) | LO(29))
+#define DSLL (HI(0) | LO(56))
+#define DSLL32 (HI(0) | LO(60))
+#define DSLLV (HI(0) | LO(20))
+#define DSRA (HI(0) | LO(59))
+#define DSRA32 (HI(0) | LO(63))
+#define DSRAV (HI(0) | LO(23))
+#define DSRL (HI(0) | LO(58))
+#define DSRL32 (HI(0) | LO(62))
+#define DSRLV (HI(0) | LO(22))
+#define DSUBU (HI(0) | LO(47))
+#define J (HI(2))
+#define JAL (HI(3))
+#define JALR (HI(0) | LO(9))
+#define JR (HI(0) | LO(8))
+#define LD (HI(55))
+#define LUI (HI(15))
+#define LW (HI(35))
+#define MFC1 (HI(17))
+#define MFHI (HI(0) | LO(16))
+#define MFLO (HI(0) | LO(18))
+#define MOV_S (HI(17) | FMT_S | LO(6))
+#define MTC1 (HI(17) | (4 << 21))
+#define MUL_S (HI(17) | FMT_S | LO(2))
+#define MULT (HI(0) | LO(24))
+#define MULTU (HI(0) | LO(25))
+#define NEG_S (HI(17) | FMT_S | LO(7))
+#define NOP (HI(0) | LO(0))
+#define NOR (HI(0) | LO(39))
+#define OR (HI(0) | LO(37))
+#define ORI (HI(13))
+#define SD (HI(63))
+#define SDC1 (HI(61))
+#define SLT (HI(0) | LO(42))
+#define SLTI (HI(10))
+#define SLTIU (HI(11))
+#define SLTU (HI(0) | LO(43))
+#define SLL (HI(0) | LO(0))
+#define SLLV (HI(0) | LO(4))
+#define SRL (HI(0) | LO(2))
+#define SRLV (HI(0) | LO(6))
+#define SRA (HI(0) | LO(3))
+#define SRAV (HI(0) | LO(7))
+#define SUB_S (HI(17) | FMT_S | LO(1))
+#define SUBU (HI(0) | LO(35))
+#define SW (HI(43))
+#define SWC1 (HI(57))
+#define TRUNC_W_S (HI(17) | FMT_S | LO(13))
+#define XOR (HI(0) | LO(38))
+#define XORI (HI(14))
+
+#if (defined SLJIT_MIPS_R1 && SLJIT_MIPS_R1)
+#define CLZ (HI(28) | LO(32))
+#define DCLZ (HI(28) | LO(36))
+#define MOVF (HI(0) | (0 << 16) | LO(1))
+#define MOVN (HI(0) | LO(11))
+#define MOVT (HI(0) | (1 << 16) | LO(1))
+#define MOVZ (HI(0) | LO(10))
+#define MUL (HI(28) | LO(2))
+#define PREF (HI(51))
+#define PREFX (HI(19) | LO(15))
+#define SEB (HI(31) | (16 << 6) | LO(32))
+#define SEH (HI(31) | (24 << 6) | LO(32))
+#endif
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+#define ADDU_W ADDU
+#define ADDIU_W ADDIU
+#define SLL_W SLL
+#define SUBU_W SUBU
+#else
+#define ADDU_W DADDU
+#define ADDIU_W DADDIU
+#define SLL_W DSLL
+#define SUBU_W DSUBU
+#endif
+
+#define SIMM_MAX (0x7fff)
+#define SIMM_MIN (-0x8000)
+#define UIMM_MAX (0xffff)
+
+/* dest_reg is the absolute name of the register
+ Useful for reordering instructions in the delay slot. */
+static sljit_s32 push_inst(struct sljit_compiler *compiler, sljit_ins ins, sljit_s32 delay_slot)
+{
+ SLJIT_ASSERT(delay_slot == MOVABLE_INS || delay_slot >= UNMOVABLE_INS
+ || delay_slot == ((ins >> 11) & 0x1f) || delay_slot == ((ins >> 16) & 0x1f));
+ sljit_ins *ptr = (sljit_ins*)ensure_buf(compiler, sizeof(sljit_ins));
+ FAIL_IF(!ptr);
+ *ptr = ins;
+ compiler->size++;
+ compiler->delay_slot = delay_slot;
+ return SLJIT_SUCCESS;
+}
+
+static SLJIT_INLINE sljit_ins invert_branch(sljit_s32 flags)
+{
+ return (flags & IS_BIT26_COND) ? (1 << 26) : (1 << 16);
+}
+
+static SLJIT_INLINE sljit_ins* detect_jump_type(struct sljit_jump *jump, sljit_ins *code_ptr, sljit_ins *code, sljit_sw executable_offset)
+{
+ sljit_sw diff;
+ sljit_uw target_addr;
+ sljit_ins *inst;
+ sljit_ins saved_inst;
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ if (jump->flags & (SLJIT_REWRITABLE_JUMP | IS_CALL))
+ return code_ptr;
+#else
+ if (jump->flags & SLJIT_REWRITABLE_JUMP)
+ return code_ptr;
+#endif
+
+ if (jump->flags & JUMP_ADDR)
+ target_addr = jump->u.target;
+ else {
+ SLJIT_ASSERT(jump->flags & JUMP_LABEL);
+ target_addr = (sljit_uw)(code + jump->u.label->size) + (sljit_uw)executable_offset;
+ }
+
+ inst = (sljit_ins *)jump->addr;
+ if (jump->flags & IS_COND)
+ inst--;
+
+#if (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
+ if (jump->flags & IS_CALL)
+ goto keep_address;
+#endif
+
+ /* B instructions. */
+ if (jump->flags & IS_MOVABLE) {
+ diff = ((sljit_sw)target_addr - (sljit_sw)inst - executable_offset) >> 2;
+ if (diff <= SIMM_MAX && diff >= SIMM_MIN) {
+ jump->flags |= PATCH_B;
+
+ if (!(jump->flags & IS_COND)) {
+ inst[0] = inst[-1];
+ inst[-1] = (jump->flags & IS_JAL) ? BAL : B;
+ jump->addr -= sizeof(sljit_ins);
+ return inst;
+ }
+ saved_inst = inst[0];
+ inst[0] = inst[-1];
+ inst[-1] = saved_inst ^ invert_branch(jump->flags);
+ jump->addr -= 2 * sizeof(sljit_ins);
+ return inst;
+ }
+ }
+ else {
+ diff = ((sljit_sw)target_addr - (sljit_sw)(inst + 1) - executable_offset) >> 2;
+ if (diff <= SIMM_MAX && diff >= SIMM_MIN) {
+ jump->flags |= PATCH_B;
+
+ if (!(jump->flags & IS_COND)) {
+ inst[0] = (jump->flags & IS_JAL) ? BAL : B;
+ inst[1] = NOP;
+ return inst + 1;
+ }
+ inst[0] = inst[0] ^ invert_branch(jump->flags);
+ inst[1] = NOP;
+ jump->addr -= sizeof(sljit_ins);
+ return inst + 1;
+ }
+ }
+
+ if (jump->flags & IS_COND) {
+ if ((jump->flags & IS_MOVABLE) && (target_addr & ~0xfffffff) == ((jump->addr + 2 * sizeof(sljit_ins)) & ~0xfffffff)) {
+ jump->flags |= PATCH_J;
+ saved_inst = inst[0];
+ inst[0] = inst[-1];
+ inst[-1] = (saved_inst & 0xffff0000) | 3;
+ inst[1] = J;
+ inst[2] = NOP;
+ return inst + 2;
+ }
+ else if ((target_addr & ~0xfffffff) == ((jump->addr + 3 * sizeof(sljit_ins)) & ~0xfffffff)) {
+ jump->flags |= PATCH_J;
+ inst[0] = (inst[0] & 0xffff0000) | 3;
+ inst[1] = NOP;
+ inst[2] = J;
+ inst[3] = NOP;
+ jump->addr += sizeof(sljit_ins);
+ return inst + 3;
+ }
+ }
+ else {
+ /* J instuctions. */
+ if ((jump->flags & IS_MOVABLE) && (target_addr & ~0xfffffff) == (jump->addr & ~0xfffffff)) {
+ jump->flags |= PATCH_J;
+ inst[0] = inst[-1];
+ inst[-1] = (jump->flags & IS_JAL) ? JAL : J;
+ jump->addr -= sizeof(sljit_ins);
+ return inst;
+ }
+
+ if ((target_addr & ~0xfffffff) == ((jump->addr + sizeof(sljit_ins)) & ~0xfffffff)) {
+ jump->flags |= PATCH_J;
+ inst[0] = (jump->flags & IS_JAL) ? JAL : J;
+ inst[1] = NOP;
+ return inst + 1;
+ }
+ }
+
+#if (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
+keep_address:
+ if (target_addr <= 0x7fffffff) {
+ jump->flags |= PATCH_ABS32;
+ if (jump->flags & IS_COND) {
+ inst[0] -= 4;
+ inst++;
+ }
+ inst[2] = inst[6];
+ inst[3] = inst[7];
+ return inst + 3;
+ }
+ if (target_addr <= 0x7fffffffffffl) {
+ jump->flags |= PATCH_ABS48;
+ if (jump->flags & IS_COND) {
+ inst[0] -= 2;
+ inst++;
+ }
+ inst[4] = inst[6];
+ inst[5] = inst[7];
+ return inst + 5;
+ }
+#endif
+
+ return code_ptr;
+}
+
+#ifdef __GNUC__
+static __attribute__ ((noinline)) void sljit_cache_flush(void* code, void* code_ptr)
+{
+ SLJIT_CACHE_FLUSH(code, code_ptr);
+}
+#endif
+
+SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compiler)
+{
+ struct sljit_memory_fragment *buf;
+ sljit_ins *code;
+ sljit_ins *code_ptr;
+ sljit_ins *buf_ptr;
+ sljit_ins *buf_end;
+ sljit_uw word_count;
+ sljit_sw executable_offset;
+ sljit_uw addr;
+
+ struct sljit_label *label;
+ struct sljit_jump *jump;
+ struct sljit_const *const_;
+
+ CHECK_ERROR_PTR();
+ CHECK_PTR(check_sljit_generate_code(compiler));
+ reverse_buf(compiler);
+
+ code = (sljit_ins*)SLJIT_MALLOC_EXEC(compiler->size * sizeof(sljit_ins));
+ PTR_FAIL_WITH_EXEC_IF(code);
+ buf = compiler->buf;
+
+ code_ptr = code;
+ word_count = 0;
+ executable_offset = SLJIT_EXEC_OFFSET(code);
+
+ label = compiler->labels;
+ jump = compiler->jumps;
+ const_ = compiler->consts;
+
+ do {
+ buf_ptr = (sljit_ins*)buf->memory;
+ buf_end = buf_ptr + (buf->used_size >> 2);
+ do {
+ *code_ptr = *buf_ptr++;
+ SLJIT_ASSERT(!label || label->size >= word_count);
+ SLJIT_ASSERT(!jump || jump->addr >= word_count);
+ SLJIT_ASSERT(!const_ || const_->addr >= word_count);
+ /* These structures are ordered by their address. */
+ if (label && label->size == word_count) {
+ label->addr = (sljit_uw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset);
+ label->size = code_ptr - code;
+ label = label->next;
+ }
+ if (jump && jump->addr == word_count) {
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ jump->addr = (sljit_uw)(code_ptr - 3);
+#else
+ jump->addr = (sljit_uw)(code_ptr - 7);
+#endif
+ code_ptr = detect_jump_type(jump, code_ptr, code, executable_offset);
+ jump = jump->next;
+ }
+ if (const_ && const_->addr == word_count) {
+ /* Just recording the address. */
+ const_->addr = (sljit_uw)code_ptr;
+ const_ = const_->next;
+ }
+ code_ptr ++;
+ word_count ++;
+ } while (buf_ptr < buf_end);
+
+ buf = buf->next;
+ } while (buf);
+
+ if (label && label->size == word_count) {
+ label->addr = (sljit_uw)code_ptr;
+ label->size = code_ptr - code;
+ label = label->next;
+ }
+
+ SLJIT_ASSERT(!label);
+ SLJIT_ASSERT(!jump);
+ SLJIT_ASSERT(!const_);
+ SLJIT_ASSERT(code_ptr - code <= (sljit_sw)compiler->size);
+
+ jump = compiler->jumps;
+ while (jump) {
+ do {
+ addr = (jump->flags & JUMP_LABEL) ? jump->u.label->addr : jump->u.target;
+ buf_ptr = (sljit_ins *)jump->addr;
+
+ if (jump->flags & PATCH_B) {
+ addr = (sljit_sw)(addr - ((sljit_uw)SLJIT_ADD_EXEC_OFFSET(buf_ptr, executable_offset) + sizeof(sljit_ins))) >> 2;
+ SLJIT_ASSERT((sljit_sw)addr <= SIMM_MAX && (sljit_sw)addr >= SIMM_MIN);
+ buf_ptr[0] = (buf_ptr[0] & 0xffff0000) | (addr & 0xffff);
+ break;
+ }
+ if (jump->flags & PATCH_J) {
+ SLJIT_ASSERT((addr & ~0xfffffff) == (((sljit_uw)SLJIT_ADD_EXEC_OFFSET(buf_ptr, executable_offset) + sizeof(sljit_ins)) & ~0xfffffff));
+ buf_ptr[0] |= (addr >> 2) & 0x03ffffff;
+ break;
+ }
+
+ /* Set the fields of immediate loads. */
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ buf_ptr[0] = (buf_ptr[0] & 0xffff0000) | ((addr >> 16) & 0xffff);
+ buf_ptr[1] = (buf_ptr[1] & 0xffff0000) | (addr & 0xffff);
+#else
+ if (jump->flags & PATCH_ABS32) {
+ SLJIT_ASSERT(addr <= 0x7fffffff);
+ buf_ptr[0] = (buf_ptr[0] & 0xffff0000) | ((addr >> 16) & 0xffff);
+ buf_ptr[1] = (buf_ptr[1] & 0xffff0000) | (addr & 0xffff);
+ }
+ else if (jump->flags & PATCH_ABS48) {
+ SLJIT_ASSERT(addr <= 0x7fffffffffffl);
+ buf_ptr[0] = (buf_ptr[0] & 0xffff0000) | ((addr >> 32) & 0xffff);
+ buf_ptr[1] = (buf_ptr[1] & 0xffff0000) | ((addr >> 16) & 0xffff);
+ buf_ptr[3] = (buf_ptr[3] & 0xffff0000) | (addr & 0xffff);
+ }
+ else {
+ buf_ptr[0] = (buf_ptr[0] & 0xffff0000) | ((addr >> 48) & 0xffff);
+ buf_ptr[1] = (buf_ptr[1] & 0xffff0000) | ((addr >> 32) & 0xffff);
+ buf_ptr[3] = (buf_ptr[3] & 0xffff0000) | ((addr >> 16) & 0xffff);
+ buf_ptr[5] = (buf_ptr[5] & 0xffff0000) | (addr & 0xffff);
+ }
+#endif
+ } while (0);
+ jump = jump->next;
+ }
+
+ compiler->error = SLJIT_ERR_COMPILED;
+ compiler->executable_offset = executable_offset;
+ compiler->executable_size = (code_ptr - code) * sizeof(sljit_ins);
+
+ code = (sljit_ins *)SLJIT_ADD_EXEC_OFFSET(code, executable_offset);
+ code_ptr = (sljit_ins *)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset);
+
+#ifndef __GNUC__
+ SLJIT_CACHE_FLUSH(code, code_ptr);
+#else
+ /* GCC workaround for invalid code generation with -O2. */
+ sljit_cache_flush(code, code_ptr);
+#endif
+ return code;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_has_cpu_feature(sljit_s32 feature_type)
+{
+ sljit_sw fir = 0;
+
+ switch (feature_type) {
+ case SLJIT_HAS_FPU:
+#ifdef SLJIT_IS_FPU_AVAILABLE
+ return SLJIT_IS_FPU_AVAILABLE;
+#elif defined(__GNUC__)
+ asm ("cfc1 %0, $0" : "=r"(fir));
+ return (fir >> 22) & 0x1;
+#else
+#error "FIR check is not implemented for this architecture"
+#endif
+
+#if (defined SLJIT_MIPS_R1 && SLJIT_MIPS_R1)
+ case SLJIT_HAS_CLZ:
+ case SLJIT_HAS_CMOV:
+ return 1;
+#endif
+
+ default:
+ return fir;
+ }
+}
+
+/* --------------------------------------------------------------------- */
+/* Entry, exit */
+/* --------------------------------------------------------------------- */
+
+/* Creates an index in data_transfer_insts array. */
+#define LOAD_DATA 0x01
+#define WORD_DATA 0x00
+#define BYTE_DATA 0x02
+#define HALF_DATA 0x04
+#define INT_DATA 0x06
+#define SIGNED_DATA 0x08
+/* Separates integer and floating point registers */
+#define GPR_REG 0x0f
+#define DOUBLE_DATA 0x10
+#define SINGLE_DATA 0x12
+
+#define MEM_MASK 0x1f
+
+#define ARG_TEST 0x00020
+#define ALT_KEEP_CACHE 0x00040
+#define CUMULATIVE_OP 0x00080
+#define LOGICAL_OP 0x00100
+#define IMM_OP 0x00200
+#define SRC2_IMM 0x00400
+
+#define UNUSED_DEST 0x00800
+#define REG_DEST 0x01000
+#define REG1_SOURCE 0x02000
+#define REG2_SOURCE 0x04000
+#define SLOW_SRC1 0x08000
+#define SLOW_SRC2 0x10000
+#define SLOW_DEST 0x20000
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+#define STACK_STORE SW
+#define STACK_LOAD LW
+#else
+#define STACK_STORE SD
+#define STACK_LOAD LD
+#endif
+
+static SLJIT_INLINE sljit_s32 emit_op_mem(struct sljit_compiler *compiler, sljit_s32 flags, sljit_s32 reg_ar, sljit_s32 arg, sljit_sw argw);
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+#include "sljitNativeMIPS_32.c"
+#else
+#include "sljitNativeMIPS_64.c"
+#endif
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_enter(struct sljit_compiler *compiler,
+ sljit_s32 options, sljit_s32 arg_types, sljit_s32 scratches, sljit_s32 saveds,
+ sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
+{
+ sljit_ins base;
+ sljit_s32 args, i, tmp, offs;
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_enter(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size));
+ set_emit_enter(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size);
+
+ local_size += GET_SAVED_REGISTERS_SIZE(scratches, saveds, 1) + SLJIT_LOCALS_OFFSET;
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ local_size = (local_size + 15) & ~0xf;
+#else
+ local_size = (local_size + 31) & ~0x1f;
+#endif
+ compiler->local_size = local_size;
+
+ if (local_size <= SIMM_MAX) {
+ /* Frequent case. */
+ FAIL_IF(push_inst(compiler, ADDIU_W | S(SLJIT_SP) | T(SLJIT_SP) | IMM(-local_size), DR(SLJIT_SP)));
+ base = S(SLJIT_SP);
+ offs = local_size - (sljit_sw)sizeof(sljit_sw);
+ }
+ else {
+ FAIL_IF(load_immediate(compiler, DR(OTHER_FLAG), local_size));
+ FAIL_IF(push_inst(compiler, ADDU_W | S(SLJIT_SP) | TA(0) | D(TMP_REG2), DR(TMP_REG2)));
+ FAIL_IF(push_inst(compiler, SUBU_W | S(SLJIT_SP) | T(OTHER_FLAG) | D(SLJIT_SP), DR(SLJIT_SP)));
+ base = S(TMP_REG2);
+ local_size = 0;
+ offs = -(sljit_sw)sizeof(sljit_sw);
+ }
+
+ FAIL_IF(push_inst(compiler, STACK_STORE | base | TA(RETURN_ADDR_REG) | IMM(offs), MOVABLE_INS));
+
+ tmp = saveds < SLJIT_NUMBER_OF_SAVED_REGISTERS ? (SLJIT_S0 + 1 - saveds) : SLJIT_FIRST_SAVED_REG;
+ for (i = SLJIT_S0; i >= tmp; i--) {
+ offs -= (sljit_s32)(sizeof(sljit_sw));
+ FAIL_IF(push_inst(compiler, STACK_STORE | base | T(i) | IMM(offs), MOVABLE_INS));
+ }
+
+ for (i = scratches; i >= SLJIT_FIRST_SAVED_REG; i--) {
+ offs -= (sljit_s32)(sizeof(sljit_sw));
+ FAIL_IF(push_inst(compiler, STACK_STORE | base | T(i) | IMM(offs), MOVABLE_INS));
+ }
+
+ args = get_arg_count(arg_types);
+
+ if (args >= 1)
+ FAIL_IF(push_inst(compiler, ADDU_W | SA(4) | TA(0) | D(SLJIT_S0), DR(SLJIT_S0)));
+ if (args >= 2)
+ FAIL_IF(push_inst(compiler, ADDU_W | SA(5) | TA(0) | D(SLJIT_S1), DR(SLJIT_S1)));
+ if (args >= 3)
+ FAIL_IF(push_inst(compiler, ADDU_W | SA(6) | TA(0) | D(SLJIT_S2), DR(SLJIT_S2)));
+
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_set_context(struct sljit_compiler *compiler,
+ sljit_s32 options, sljit_s32 arg_types, sljit_s32 scratches, sljit_s32 saveds,
+ sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
+{
+ CHECK_ERROR();
+ CHECK(check_sljit_set_context(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size));
+ set_set_context(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size);
+
+ local_size += GET_SAVED_REGISTERS_SIZE(scratches, saveds, 1) + SLJIT_LOCALS_OFFSET;
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ compiler->local_size = (local_size + 15) & ~0xf;
+#else
+ compiler->local_size = (local_size + 31) & ~0x1f;
+#endif
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_return(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src, sljit_sw srcw)
+{
+ sljit_s32 local_size, i, tmp, offs;
+ sljit_ins base;
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_return(compiler, op, src, srcw));
+
+ FAIL_IF(emit_mov_before_return(compiler, op, src, srcw));
+
+ local_size = compiler->local_size;
+ if (local_size <= SIMM_MAX)
+ base = S(SLJIT_SP);
+ else {
+ FAIL_IF(load_immediate(compiler, DR(TMP_REG1), local_size));
+ FAIL_IF(push_inst(compiler, ADDU_W | S(SLJIT_SP) | T(TMP_REG1) | D(TMP_REG1), DR(TMP_REG1)));
+ base = S(TMP_REG1);
+ local_size = 0;
+ }
+
+ FAIL_IF(push_inst(compiler, STACK_LOAD | base | TA(RETURN_ADDR_REG) | IMM(local_size - (sljit_s32)sizeof(sljit_sw)), RETURN_ADDR_REG));
+ offs = local_size - (sljit_s32)GET_SAVED_REGISTERS_SIZE(compiler->scratches, compiler->saveds, 1);
+
+ tmp = compiler->scratches;
+ for (i = SLJIT_FIRST_SAVED_REG; i <= tmp; i++) {
+ FAIL_IF(push_inst(compiler, STACK_LOAD | base | T(i) | IMM(offs), DR(i)));
+ offs += (sljit_s32)(sizeof(sljit_sw));
+ }
+
+ tmp = compiler->saveds < SLJIT_NUMBER_OF_SAVED_REGISTERS ? (SLJIT_S0 + 1 - compiler->saveds) : SLJIT_FIRST_SAVED_REG;
+ for (i = tmp; i <= SLJIT_S0; i++) {
+ FAIL_IF(push_inst(compiler, STACK_LOAD | base | T(i) | IMM(offs), DR(i)));
+ offs += (sljit_s32)(sizeof(sljit_sw));
+ }
+
+ SLJIT_ASSERT(offs == local_size - (sljit_sw)(sizeof(sljit_sw)));
+
+ FAIL_IF(push_inst(compiler, JR | SA(RETURN_ADDR_REG), UNMOVABLE_INS));
+ if (compiler->local_size <= SIMM_MAX)
+ return push_inst(compiler, ADDIU_W | S(SLJIT_SP) | T(SLJIT_SP) | IMM(compiler->local_size), UNMOVABLE_INS);
+ else
+ return push_inst(compiler, ADDU_W | S(TMP_REG1) | TA(0) | D(SLJIT_SP), UNMOVABLE_INS);
+}
+
+#undef STACK_STORE
+#undef STACK_LOAD
+
+/* --------------------------------------------------------------------- */
+/* Operators */
+/* --------------------------------------------------------------------- */
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+#define ARCH_32_64(a, b) a
+#else
+#define ARCH_32_64(a, b) b
+#endif
+
+static const sljit_ins data_transfer_insts[16 + 4] = {
+/* u w s */ ARCH_32_64(HI(43) /* sw */, HI(63) /* sd */),
+/* u w l */ ARCH_32_64(HI(35) /* lw */, HI(55) /* ld */),
+/* u b s */ HI(40) /* sb */,
+/* u b l */ HI(36) /* lbu */,
+/* u h s */ HI(41) /* sh */,
+/* u h l */ HI(37) /* lhu */,
+/* u i s */ HI(43) /* sw */,
+/* u i l */ ARCH_32_64(HI(35) /* lw */, HI(39) /* lwu */),
+
+/* s w s */ ARCH_32_64(HI(43) /* sw */, HI(63) /* sd */),
+/* s w l */ ARCH_32_64(HI(35) /* lw */, HI(55) /* ld */),
+/* s b s */ HI(40) /* sb */,
+/* s b l */ HI(32) /* lb */,
+/* s h s */ HI(41) /* sh */,
+/* s h l */ HI(33) /* lh */,
+/* s i s */ HI(43) /* sw */,
+/* s i l */ HI(35) /* lw */,
+
+/* d s */ HI(61) /* sdc1 */,
+/* d l */ HI(53) /* ldc1 */,
+/* s s */ HI(57) /* swc1 */,
+/* s l */ HI(49) /* lwc1 */,
+};
+
+#undef ARCH_32_64
+
+/* reg_ar is an absoulute register! */
+
+/* Can perform an operation using at most 1 instruction. */
+static sljit_s32 getput_arg_fast(struct sljit_compiler *compiler, sljit_s32 flags, sljit_s32 reg_ar, sljit_s32 arg, sljit_sw argw)
+{
+ SLJIT_ASSERT(arg & SLJIT_MEM);
+
+ if (!(arg & OFFS_REG_MASK) && argw <= SIMM_MAX && argw >= SIMM_MIN) {
+ /* Works for both absoulte and relative addresses. */
+ if (SLJIT_UNLIKELY(flags & ARG_TEST))
+ return 1;
+ FAIL_IF(push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(arg & REG_MASK)
+ | TA(reg_ar) | IMM(argw), ((flags & MEM_MASK) <= GPR_REG && (flags & LOAD_DATA)) ? reg_ar : MOVABLE_INS));
+ return -1;
+ }
+ return 0;
+}
+
+/* See getput_arg below.
+ Note: can_cache is called only for binary operators. Those
+ operators always uses word arguments without write back. */
+static sljit_s32 can_cache(sljit_s32 arg, sljit_sw argw, sljit_s32 next_arg, sljit_sw next_argw)
+{
+ SLJIT_ASSERT((arg & SLJIT_MEM) && (next_arg & SLJIT_MEM));
+
+ /* Simple operation except for updates. */
+ if (arg & OFFS_REG_MASK) {
+ argw &= 0x3;
+ next_argw &= 0x3;
+ if (argw && argw == next_argw && (arg == next_arg || (arg & OFFS_REG_MASK) == (next_arg & OFFS_REG_MASK)))
+ return 1;
+ return 0;
+ }
+
+ if (arg == next_arg) {
+ if (((next_argw - argw) <= SIMM_MAX && (next_argw - argw) >= SIMM_MIN))
+ return 1;
+ return 0;
+ }
+
+ return 0;
+}
+
+/* Emit the necessary instructions. See can_cache above. */
+static sljit_s32 getput_arg(struct sljit_compiler *compiler, sljit_s32 flags, sljit_s32 reg_ar, sljit_s32 arg, sljit_sw argw, sljit_s32 next_arg, sljit_sw next_argw)
+{
+ sljit_s32 tmp_ar, base, delay_slot;
+
+ SLJIT_ASSERT(arg & SLJIT_MEM);
+ if (!(next_arg & SLJIT_MEM)) {
+ next_arg = 0;
+ next_argw = 0;
+ }
+
+ if ((flags & MEM_MASK) <= GPR_REG && (flags & LOAD_DATA)) {
+ tmp_ar = reg_ar;
+ delay_slot = reg_ar;
+ }
+ else {
+ tmp_ar = DR(TMP_REG1);
+ delay_slot = MOVABLE_INS;
+ }
+ base = arg & REG_MASK;
+
+ if (SLJIT_UNLIKELY(arg & OFFS_REG_MASK)) {
+ argw &= 0x3;
+
+ /* Using the cache. */
+ if (argw == compiler->cache_argw) {
+ if (arg == compiler->cache_arg)
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(TMP_REG3) | TA(reg_ar), delay_slot);
+
+ if ((SLJIT_MEM | (arg & OFFS_REG_MASK)) == compiler->cache_arg) {
+ if (arg == next_arg && argw == (next_argw & 0x3)) {
+ compiler->cache_arg = arg;
+ compiler->cache_argw = argw;
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | T(TMP_REG3) | D(TMP_REG3), DR(TMP_REG3)));
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(TMP_REG3) | TA(reg_ar), delay_slot);
+ }
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | T(TMP_REG3) | DA(tmp_ar), tmp_ar));
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | SA(tmp_ar) | TA(reg_ar), delay_slot);
+ }
+ }
+
+ if (SLJIT_UNLIKELY(argw)) {
+ compiler->cache_arg = SLJIT_MEM | (arg & OFFS_REG_MASK);
+ compiler->cache_argw = argw;
+ FAIL_IF(push_inst(compiler, SLL_W | T(OFFS_REG(arg)) | D(TMP_REG3) | SH_IMM(argw), DR(TMP_REG3)));
+ }
+
+ if (arg == next_arg && argw == (next_argw & 0x3)) {
+ compiler->cache_arg = arg;
+ compiler->cache_argw = argw;
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | T(!argw ? OFFS_REG(arg) : TMP_REG3) | D(TMP_REG3), DR(TMP_REG3)));
+ tmp_ar = DR(TMP_REG3);
+ }
+ else
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | T(!argw ? OFFS_REG(arg) : TMP_REG3) | DA(tmp_ar), tmp_ar));
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | SA(tmp_ar) | TA(reg_ar), delay_slot);
+ }
+
+ if (compiler->cache_arg == arg && argw - compiler->cache_argw <= SIMM_MAX && argw - compiler->cache_argw >= SIMM_MIN) {
+ if (argw != compiler->cache_argw) {
+ FAIL_IF(push_inst(compiler, ADDIU_W | S(TMP_REG3) | T(TMP_REG3) | IMM(argw - compiler->cache_argw), DR(TMP_REG3)));
+ compiler->cache_argw = argw;
+ }
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(TMP_REG3) | TA(reg_ar), delay_slot);
+ }
+
+ if (compiler->cache_arg == SLJIT_MEM && argw - compiler->cache_argw <= SIMM_MAX && argw - compiler->cache_argw >= SIMM_MIN) {
+ if (argw != compiler->cache_argw)
+ FAIL_IF(push_inst(compiler, ADDIU_W | S(TMP_REG3) | T(TMP_REG3) | IMM(argw - compiler->cache_argw), DR(TMP_REG3)));
+ }
+ else {
+ compiler->cache_arg = SLJIT_MEM;
+ FAIL_IF(load_immediate(compiler, DR(TMP_REG3), argw));
+ }
+ compiler->cache_argw = argw;
+
+ if (!base)
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(TMP_REG3) | TA(reg_ar), delay_slot);
+
+ if (arg == next_arg && next_argw - argw <= SIMM_MAX && next_argw - argw >= SIMM_MIN) {
+ compiler->cache_arg = arg;
+ FAIL_IF(push_inst(compiler, ADDU_W | S(TMP_REG3) | T(base) | D(TMP_REG3), DR(TMP_REG3)));
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(TMP_REG3) | TA(reg_ar), delay_slot);
+ }
+
+ FAIL_IF(push_inst(compiler, ADDU_W | S(TMP_REG3) | T(base) | DA(tmp_ar), tmp_ar));
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | SA(tmp_ar) | TA(reg_ar), delay_slot);
+}
+
+static SLJIT_INLINE sljit_s32 emit_op_mem(struct sljit_compiler *compiler, sljit_s32 flags, sljit_s32 reg_ar, sljit_s32 arg, sljit_sw argw)
+{
+ sljit_s32 tmp_ar, base, delay_slot;
+
+ if (getput_arg_fast(compiler, flags, reg_ar, arg, argw))
+ return compiler->error;
+
+ if ((flags & MEM_MASK) <= GPR_REG && (flags & LOAD_DATA)) {
+ tmp_ar = reg_ar;
+ delay_slot = reg_ar;
+ }
+ else {
+ tmp_ar = DR(TMP_REG1);
+ delay_slot = MOVABLE_INS;
+ }
+ base = arg & REG_MASK;
+
+ if (SLJIT_UNLIKELY(arg & OFFS_REG_MASK)) {
+ argw &= 0x3;
+
+ if (SLJIT_UNLIKELY(argw)) {
+ FAIL_IF(push_inst(compiler, SLL_W | T(OFFS_REG(arg)) | DA(tmp_ar) | SH_IMM(argw), tmp_ar));
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | TA(tmp_ar) | DA(tmp_ar), tmp_ar));
+ }
+ else
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | T(OFFS_REG(arg)) | DA(tmp_ar), tmp_ar));
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | SA(tmp_ar) | TA(reg_ar), delay_slot);
+ }
+
+ FAIL_IF(load_immediate(compiler, tmp_ar, argw));
+
+ if (base != 0)
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | TA(tmp_ar) | DA(tmp_ar), tmp_ar));
+
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | SA(tmp_ar) | TA(reg_ar), delay_slot);
+}
+
+static SLJIT_INLINE sljit_s32 emit_op_mem2(struct sljit_compiler *compiler, sljit_s32 flags, sljit_s32 reg, sljit_s32 arg1, sljit_sw arg1w, sljit_s32 arg2, sljit_sw arg2w)
+{
+ if (getput_arg_fast(compiler, flags, reg, arg1, arg1w))
+ return compiler->error;
+ return getput_arg(compiler, flags, reg, arg1, arg1w, arg2, arg2w);
+}
+
+static sljit_s32 emit_op(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 flags,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 src1, sljit_sw src1w,
+ sljit_s32 src2, sljit_sw src2w)
+{
+ /* arg1 goes to TMP_REG1 or src reg
+ arg2 goes to TMP_REG2, imm or src reg
+ TMP_REG3 can be used for caching
+ result goes to TMP_REG2, so put result can use TMP_REG1 and TMP_REG3. */
+ sljit_s32 dst_r = TMP_REG2;
+ sljit_s32 src1_r;
+ sljit_sw src2_r = 0;
+ sljit_s32 sugg_src2_r = TMP_REG2;
+
+ if (!(flags & ALT_KEEP_CACHE)) {
+ compiler->cache_arg = 0;
+ compiler->cache_argw = 0;
+ }
+
+ if (SLJIT_UNLIKELY(dst == SLJIT_UNUSED)) {
+ SLJIT_ASSERT(HAS_FLAGS(op));
+ flags |= UNUSED_DEST;
+ }
+ else if (FAST_IS_REG(dst)) {
+ dst_r = dst;
+ flags |= REG_DEST;
+ if (op >= SLJIT_MOV && op <= SLJIT_MOV_P)
+ sugg_src2_r = dst_r;
+ }
+ else if ((dst & SLJIT_MEM) && !getput_arg_fast(compiler, flags | ARG_TEST, DR(TMP_REG1), dst, dstw))
+ flags |= SLOW_DEST;
+
+ if (flags & IMM_OP) {
+ if ((src2 & SLJIT_IMM) && src2w) {
+ if ((!(flags & LOGICAL_OP) && (src2w <= SIMM_MAX && src2w >= SIMM_MIN))
+ || ((flags & LOGICAL_OP) && !(src2w & ~UIMM_MAX))) {
+ flags |= SRC2_IMM;
+ src2_r = src2w;
+ }
+ }
+ if (!(flags & SRC2_IMM) && (flags & CUMULATIVE_OP) && (src1 & SLJIT_IMM) && src1w) {
+ if ((!(flags & LOGICAL_OP) && (src1w <= SIMM_MAX && src1w >= SIMM_MIN))
+ || ((flags & LOGICAL_OP) && !(src1w & ~UIMM_MAX))) {
+ flags |= SRC2_IMM;
+ src2_r = src1w;
+
+ /* And swap arguments. */
+ src1 = src2;
+ src1w = src2w;
+ src2 = SLJIT_IMM;
+ /* src2w = src2_r unneeded. */
+ }
+ }
+ }
+
+ /* Source 1. */
+ if (FAST_IS_REG(src1)) {
+ src1_r = src1;
+ flags |= REG1_SOURCE;
+ }
+ else if (src1 & SLJIT_IMM) {
+ if (src1w) {
+ FAIL_IF(load_immediate(compiler, DR(TMP_REG1), src1w));
+ src1_r = TMP_REG1;
+ }
+ else
+ src1_r = 0;
+ }
+ else {
+ if (getput_arg_fast(compiler, flags | LOAD_DATA, DR(TMP_REG1), src1, src1w))
+ FAIL_IF(compiler->error);
+ else
+ flags |= SLOW_SRC1;
+ src1_r = TMP_REG1;
+ }
+
+ /* Source 2. */
+ if (FAST_IS_REG(src2)) {
+ src2_r = src2;
+ flags |= REG2_SOURCE;
+ if (!(flags & REG_DEST) && op >= SLJIT_MOV && op <= SLJIT_MOV_P)
+ dst_r = src2_r;
+ }
+ else if (src2 & SLJIT_IMM) {
+ if (!(flags & SRC2_IMM)) {
+ if (src2w) {
+ FAIL_IF(load_immediate(compiler, DR(sugg_src2_r), src2w));
+ src2_r = sugg_src2_r;
+ }
+ else {
+ src2_r = 0;
+ if ((op >= SLJIT_MOV && op <= SLJIT_MOV_P) && (dst & SLJIT_MEM))
+ dst_r = 0;
+ }
+ }
+ }
+ else {
+ if (getput_arg_fast(compiler, flags | LOAD_DATA, DR(sugg_src2_r), src2, src2w))
+ FAIL_IF(compiler->error);
+ else
+ flags |= SLOW_SRC2;
+ src2_r = sugg_src2_r;
+ }
+
+ if ((flags & (SLOW_SRC1 | SLOW_SRC2)) == (SLOW_SRC1 | SLOW_SRC2)) {
+ SLJIT_ASSERT(src2_r == TMP_REG2);
+ if (!can_cache(src1, src1w, src2, src2w) && can_cache(src1, src1w, dst, dstw)) {
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, DR(TMP_REG2), src2, src2w, src1, src1w));
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, DR(TMP_REG1), src1, src1w, dst, dstw));
+ }
+ else {
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, DR(TMP_REG1), src1, src1w, src2, src2w));
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, DR(TMP_REG2), src2, src2w, dst, dstw));
+ }
+ }
+ else if (flags & SLOW_SRC1)
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, DR(TMP_REG1), src1, src1w, dst, dstw));
+ else if (flags & SLOW_SRC2)
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, DR(sugg_src2_r), src2, src2w, dst, dstw));
+
+ FAIL_IF(emit_single_op(compiler, op, flags, dst_r, src1_r, src2_r));
+
+ if (dst & SLJIT_MEM) {
+ if (!(flags & SLOW_DEST)) {
+ getput_arg_fast(compiler, flags, DR(dst_r), dst, dstw);
+ return compiler->error;
+ }
+ return getput_arg(compiler, flags, DR(dst_r), dst, dstw, 0, 0);
+ }
+
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op0(struct sljit_compiler *compiler, sljit_s32 op)
+{
+#if (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
+ sljit_s32 int_op = op & SLJIT_I32_OP;
+#endif
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_op0(compiler, op));
+
+ op = GET_OPCODE(op);
+ switch (op) {
+ case SLJIT_BREAKPOINT:
+ return push_inst(compiler, BREAK, UNMOVABLE_INS);
+ case SLJIT_NOP:
+ return push_inst(compiler, NOP, UNMOVABLE_INS);
+ case SLJIT_LMUL_UW:
+ case SLJIT_LMUL_SW:
+#if (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
+ FAIL_IF(push_inst(compiler, (op == SLJIT_LMUL_UW ? DMULTU : DMULT) | S(SLJIT_R0) | T(SLJIT_R1), MOVABLE_INS));
+#else
+ FAIL_IF(push_inst(compiler, (op == SLJIT_LMUL_UW ? MULTU : MULT) | S(SLJIT_R0) | T(SLJIT_R1), MOVABLE_INS));
+#endif
+ FAIL_IF(push_inst(compiler, MFLO | D(SLJIT_R0), DR(SLJIT_R0)));
+ return push_inst(compiler, MFHI | D(SLJIT_R1), DR(SLJIT_R1));
+ case SLJIT_DIVMOD_UW:
+ case SLJIT_DIVMOD_SW:
+ case SLJIT_DIV_UW:
+ case SLJIT_DIV_SW:
+ SLJIT_COMPILE_ASSERT((SLJIT_DIVMOD_UW & 0x2) == 0 && SLJIT_DIV_UW - 0x2 == SLJIT_DIVMOD_UW, bad_div_opcode_assignments);
+#if !(defined SLJIT_MIPS_R1 && SLJIT_MIPS_R1)
+ FAIL_IF(push_inst(compiler, NOP, UNMOVABLE_INS));
+ FAIL_IF(push_inst(compiler, NOP, UNMOVABLE_INS));
+#endif
+
+#if (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
+ if (int_op)
+ FAIL_IF(push_inst(compiler, ((op | 0x2) == SLJIT_DIV_UW ? DIVU : DIV) | S(SLJIT_R0) | T(SLJIT_R1), MOVABLE_INS));
+ else
+ FAIL_IF(push_inst(compiler, ((op | 0x2) == SLJIT_DIV_UW ? DDIVU : DDIV) | S(SLJIT_R0) | T(SLJIT_R1), MOVABLE_INS));
+#else
+ FAIL_IF(push_inst(compiler, ((op | 0x2) == SLJIT_DIV_UW ? DIVU : DIV) | S(SLJIT_R0) | T(SLJIT_R1), MOVABLE_INS));
+#endif
+
+ FAIL_IF(push_inst(compiler, MFLO | D(SLJIT_R0), DR(SLJIT_R0)));
+ return (op >= SLJIT_DIV_UW) ? SLJIT_SUCCESS : push_inst(compiler, MFHI | D(SLJIT_R1), DR(SLJIT_R1));
+ }
+
+ return SLJIT_SUCCESS;
+}
+
+#if (defined SLJIT_MIPS_R1 && SLJIT_MIPS_R1)
+static sljit_s32 emit_prefetch(struct sljit_compiler *compiler,
+ sljit_s32 src, sljit_sw srcw)
+{
+ if (!(src & OFFS_REG_MASK)) {
+ if (srcw <= SIMM_MAX && srcw >= SIMM_MIN)
+ return push_inst(compiler, PREF | S(src & REG_MASK) | IMM(srcw), MOVABLE_INS);
+
+ FAIL_IF(load_immediate(compiler, DR(TMP_REG1), srcw));
+ return push_inst(compiler, PREFX | S(src & REG_MASK) | T(TMP_REG1), MOVABLE_INS);
+ }
+
+ srcw &= 0x3;
+
+ if (SLJIT_UNLIKELY(srcw != 0)) {
+ FAIL_IF(push_inst(compiler, SLL_W | T(OFFS_REG(src)) | D(TMP_REG1) | SH_IMM(srcw), DR(TMP_REG1)));
+ return push_inst(compiler, PREFX | S(src & REG_MASK) | T(TMP_REG1), MOVABLE_INS);
+ }
+
+ return push_inst(compiler, PREFX | S(src & REG_MASK) | T(OFFS_REG(src)), MOVABLE_INS);
+}
+#endif
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 src, sljit_sw srcw)
+{
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+# define flags 0
+#else
+ sljit_s32 flags = 0;
+#endif
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_op1(compiler, op, dst, dstw, src, srcw));
+ ADJUST_LOCAL_OFFSET(dst, dstw);
+ ADJUST_LOCAL_OFFSET(src, srcw);
+
+ if (dst == SLJIT_UNUSED && !HAS_FLAGS(op)) {
+#if (defined SLJIT_MIPS_R1 && SLJIT_MIPS_R1)
+ if (op <= SLJIT_MOV_P && (src & SLJIT_MEM))
+ return emit_prefetch(compiler, src, srcw);
+#endif
+ return SLJIT_SUCCESS;
+ }
+
+#if (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
+ if ((op & SLJIT_I32_OP) && GET_OPCODE(op) >= SLJIT_NOT)
+ flags |= INT_DATA | SIGNED_DATA;
+#endif
+
+ switch (GET_OPCODE(op)) {
+ case SLJIT_MOV:
+ case SLJIT_MOV_P:
+ return emit_op(compiler, SLJIT_MOV, WORD_DATA, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_MOV_U32:
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ return emit_op(compiler, SLJIT_MOV_U32, INT_DATA, dst, dstw, TMP_REG1, 0, src, srcw);
+#else
+ return emit_op(compiler, SLJIT_MOV_U32, INT_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_u32)srcw : srcw);
+#endif
+
+ case SLJIT_MOV_S32:
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ return emit_op(compiler, SLJIT_MOV_S32, INT_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, srcw);
+#else
+ return emit_op(compiler, SLJIT_MOV_S32, INT_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_s32)srcw : srcw);
+#endif
+
+ case SLJIT_MOV_U8:
+ return emit_op(compiler, SLJIT_MOV_U8, BYTE_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_u8)srcw : srcw);
+
+ case SLJIT_MOV_S8:
+ return emit_op(compiler, SLJIT_MOV_S8, BYTE_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_s8)srcw : srcw);
+
+ case SLJIT_MOV_U16:
+ return emit_op(compiler, SLJIT_MOV_U16, HALF_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_u16)srcw : srcw);
+
+ case SLJIT_MOV_S16:
+ return emit_op(compiler, SLJIT_MOV_S16, HALF_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_s16)srcw : srcw);
+
+ case SLJIT_NOT:
+ return emit_op(compiler, op, flags, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_NEG:
+ return emit_op(compiler, SLJIT_SUB | GET_ALL_FLAGS(op), flags | IMM_OP, dst, dstw, SLJIT_IMM, 0, src, srcw);
+
+ case SLJIT_CLZ:
+ return emit_op(compiler, op, flags, dst, dstw, TMP_REG1, 0, src, srcw);
+ }
+
+ SLJIT_UNREACHABLE();
+ return SLJIT_SUCCESS;
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+# undef flags
+#endif
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op2(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 src1, sljit_sw src1w,
+ sljit_s32 src2, sljit_sw src2w)
+{
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+# define flags 0
+#else
+ sljit_s32 flags = 0;
+#endif
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_op2(compiler, op, dst, dstw, src1, src1w, src2, src2w));
+ ADJUST_LOCAL_OFFSET(dst, dstw);
+ ADJUST_LOCAL_OFFSET(src1, src1w);
+ ADJUST_LOCAL_OFFSET(src2, src2w);
+
+ if (dst == SLJIT_UNUSED && !HAS_FLAGS(op))
+ return SLJIT_SUCCESS;
+
+#if (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
+ if (op & SLJIT_I32_OP) {
+ flags |= INT_DATA | SIGNED_DATA;
+ if (src1 & SLJIT_IMM)
+ src1w = (sljit_s32)src1w;
+ if (src2 & SLJIT_IMM)
+ src2w = (sljit_s32)src2w;
+ }
+#endif
+
+ switch (GET_OPCODE(op)) {
+ case SLJIT_ADD:
+ case SLJIT_ADDC:
+ return emit_op(compiler, op, flags | CUMULATIVE_OP | IMM_OP, dst, dstw, src1, src1w, src2, src2w);
+
+ case SLJIT_SUB:
+ case SLJIT_SUBC:
+ return emit_op(compiler, op, flags | IMM_OP, dst, dstw, src1, src1w, src2, src2w);
+
+ case SLJIT_MUL:
+ return emit_op(compiler, op, flags | CUMULATIVE_OP, dst, dstw, src1, src1w, src2, src2w);
+
+ case SLJIT_AND:
+ case SLJIT_OR:
+ case SLJIT_XOR:
+ return emit_op(compiler, op, flags | CUMULATIVE_OP | LOGICAL_OP | IMM_OP, dst, dstw, src1, src1w, src2, src2w);
+
+ case SLJIT_SHL:
+ case SLJIT_LSHR:
+ case SLJIT_ASHR:
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ if (src2 & SLJIT_IMM)
+ src2w &= 0x1f;
+#else
+ if (src2 & SLJIT_IMM) {
+ if (op & SLJIT_I32_OP)
+ src2w &= 0x1f;
+ else
+ src2w &= 0x3f;
+ }
+#endif
+ return emit_op(compiler, op, flags | IMM_OP, dst, dstw, src1, src1w, src2, src2w);
+ }
+
+ SLJIT_UNREACHABLE();
+ return SLJIT_SUCCESS;
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+# undef flags
+#endif
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_register_index(sljit_s32 reg)
+{
+ CHECK_REG_INDEX(check_sljit_get_register_index(reg));
+ return reg_map[reg];
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_float_register_index(sljit_s32 reg)
+{
+ CHECK_REG_INDEX(check_sljit_get_float_register_index(reg));
+ return FR(reg);
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_custom(struct sljit_compiler *compiler,
+ void *instruction, sljit_s32 size)
+{
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_op_custom(compiler, instruction, size));
+
+ return push_inst(compiler, *(sljit_ins*)instruction, UNMOVABLE_INS);
+}
+
+/* --------------------------------------------------------------------- */
+/* Floating point operators */
+/* --------------------------------------------------------------------- */
+
+#define FLOAT_DATA(op) (DOUBLE_DATA | ((op & SLJIT_F32_OP) >> 7))
+#define FMT(op) (((op & SLJIT_F32_OP) ^ SLJIT_F32_OP) << (21 - 8))
+
+static SLJIT_INLINE sljit_s32 sljit_emit_fop1_conv_sw_from_f64(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 src, sljit_sw srcw)
+{
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+# define flags 0
+#else
+ sljit_s32 flags = (GET_OPCODE(op) == SLJIT_CONV_SW_FROM_F64) << 21;
+#endif
+
+ if (src & SLJIT_MEM) {
+ FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, FR(TMP_FREG1), src, srcw, dst, dstw));
+ src = TMP_FREG1;
+ }
+
+ FAIL_IF(push_inst(compiler, (TRUNC_W_S ^ (flags >> 19)) | FMT(op) | FS(src) | FD(TMP_FREG1), MOVABLE_INS));
+
+ if (FAST_IS_REG(dst))
+ return push_inst(compiler, MFC1 | flags | T(dst) | FS(TMP_FREG1), MOVABLE_INS);
+
+ /* Store the integer value from a VFP register. */
+ return emit_op_mem2(compiler, flags ? DOUBLE_DATA : SINGLE_DATA, FR(TMP_FREG1), dst, dstw, 0, 0);
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+# undef is_long
+#endif
+}
+
+static SLJIT_INLINE sljit_s32 sljit_emit_fop1_conv_f64_from_sw(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 src, sljit_sw srcw)
+{
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+# define flags 0
+#else
+ sljit_s32 flags = (GET_OPCODE(op) == SLJIT_CONV_F64_FROM_SW) << 21;
+#endif
+
+ sljit_s32 dst_r = FAST_IS_REG(dst) ? dst : TMP_FREG1;
+
+ if (FAST_IS_REG(src))
+ FAIL_IF(push_inst(compiler, MTC1 | flags | T(src) | FS(TMP_FREG1), MOVABLE_INS));
+ else if (src & SLJIT_MEM) {
+ /* Load the integer value into a VFP register. */
+ FAIL_IF(emit_op_mem2(compiler, ((flags) ? DOUBLE_DATA : SINGLE_DATA) | LOAD_DATA, FR(TMP_FREG1), src, srcw, dst, dstw));
+ }
+ else {
+#if (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
+ if (GET_OPCODE(op) == SLJIT_CONV_F64_FROM_S32)
+ srcw = (sljit_s32)srcw;
+#endif
+ FAIL_IF(load_immediate(compiler, DR(TMP_REG1), srcw));
+ FAIL_IF(push_inst(compiler, MTC1 | flags | T(TMP_REG1) | FS(TMP_FREG1), MOVABLE_INS));
+ }
+
+ FAIL_IF(push_inst(compiler, CVT_S_S | flags | (4 << 21) | (((op & SLJIT_F32_OP) ^ SLJIT_F32_OP) >> 8) | FS(TMP_FREG1) | FD(dst_r), MOVABLE_INS));
+
+ if (dst & SLJIT_MEM)
+ return emit_op_mem2(compiler, FLOAT_DATA(op), FR(TMP_FREG1), dst, dstw, 0, 0);
+ return SLJIT_SUCCESS;
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+# undef flags
+#endif
+}
+
+static SLJIT_INLINE sljit_s32 sljit_emit_fop1_cmp(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 src1, sljit_sw src1w,
+ sljit_s32 src2, sljit_sw src2w)
+{
+ sljit_ins inst;
+
+ if (src1 & SLJIT_MEM) {
+ FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, FR(TMP_FREG1), src1, src1w, src2, src2w));
+ src1 = TMP_FREG1;
+ }
+
+ if (src2 & SLJIT_MEM) {
+ FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, FR(TMP_FREG2), src2, src2w, 0, 0));
+ src2 = TMP_FREG2;
+ }
+
+ switch (GET_FLAG_TYPE(op)) {
+ case SLJIT_EQUAL_F64:
+ case SLJIT_NOT_EQUAL_F64:
+ inst = C_UEQ_S;
+ break;
+ case SLJIT_LESS_F64:
+ case SLJIT_GREATER_EQUAL_F64:
+ inst = C_ULT_S;
+ break;
+ case SLJIT_GREATER_F64:
+ case SLJIT_LESS_EQUAL_F64:
+ inst = C_ULE_S;
+ break;
+ default:
+ SLJIT_ASSERT(GET_FLAG_TYPE(op) == SLJIT_UNORDERED_F64 || GET_FLAG_TYPE(op) == SLJIT_ORDERED_F64);
+ inst = C_UN_S;
+ break;
+ }
+
+ return push_inst(compiler, inst | FMT(op) | FT(src2) | FS(src1), UNMOVABLE_INS);
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop1(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 src, sljit_sw srcw)
+{
+ sljit_s32 dst_r;
+
+ CHECK_ERROR();
+ compiler->cache_arg = 0;
+ compiler->cache_argw = 0;
+
+ SLJIT_COMPILE_ASSERT((SLJIT_F32_OP == 0x100) && !(DOUBLE_DATA & 0x2), float_transfer_bit_error);
+ SELECT_FOP1_OPERATION_WITH_CHECKS(compiler, op, dst, dstw, src, srcw);
+
+ if (GET_OPCODE(op) == SLJIT_CONV_F64_FROM_F32)
+ op ^= SLJIT_F32_OP;
+
+ dst_r = FAST_IS_REG(dst) ? dst : TMP_FREG1;
+
+ if (src & SLJIT_MEM) {
+ FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, FR(dst_r), src, srcw, dst, dstw));
+ src = dst_r;
+ }
+
+ switch (GET_OPCODE(op)) {
+ case SLJIT_MOV_F64:
+ if (src != dst_r) {
+ if (dst_r != TMP_FREG1)
+ FAIL_IF(push_inst(compiler, MOV_S | FMT(op) | FS(src) | FD(dst_r), MOVABLE_INS));
+ else
+ dst_r = src;
+ }
+ break;
+ case SLJIT_NEG_F64:
+ FAIL_IF(push_inst(compiler, NEG_S | FMT(op) | FS(src) | FD(dst_r), MOVABLE_INS));
+ break;
+ case SLJIT_ABS_F64:
+ FAIL_IF(push_inst(compiler, ABS_S | FMT(op) | FS(src) | FD(dst_r), MOVABLE_INS));
+ break;
+ case SLJIT_CONV_F64_FROM_F32:
+ FAIL_IF(push_inst(compiler, CVT_S_S | ((op & SLJIT_F32_OP) ? 1 : (1 << 21)) | FS(src) | FD(dst_r), MOVABLE_INS));
+ op ^= SLJIT_F32_OP;
+ break;
+ }
+
+ if (dst & SLJIT_MEM)
+ return emit_op_mem2(compiler, FLOAT_DATA(op), FR(dst_r), dst, dstw, 0, 0);
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop2(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 src1, sljit_sw src1w,
+ sljit_s32 src2, sljit_sw src2w)
+{
+ sljit_s32 dst_r, flags = 0;
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_fop2(compiler, op, dst, dstw, src1, src1w, src2, src2w));
+ ADJUST_LOCAL_OFFSET(dst, dstw);
+ ADJUST_LOCAL_OFFSET(src1, src1w);
+ ADJUST_LOCAL_OFFSET(src2, src2w);
+
+ compiler->cache_arg = 0;
+ compiler->cache_argw = 0;
+
+ dst_r = FAST_IS_REG(dst) ? dst : TMP_FREG2;
+
+ if (src1 & SLJIT_MEM) {
+ if (getput_arg_fast(compiler, FLOAT_DATA(op) | LOAD_DATA, FR(TMP_FREG1), src1, src1w)) {
+ FAIL_IF(compiler->error);
+ src1 = TMP_FREG1;
+ } else
+ flags |= SLOW_SRC1;
+ }
+
+ if (src2 & SLJIT_MEM) {
+ if (getput_arg_fast(compiler, FLOAT_DATA(op) | LOAD_DATA, FR(TMP_FREG2), src2, src2w)) {
+ FAIL_IF(compiler->error);
+ src2 = TMP_FREG2;
+ } else
+ flags |= SLOW_SRC2;
+ }
+
+ if ((flags & (SLOW_SRC1 | SLOW_SRC2)) == (SLOW_SRC1 | SLOW_SRC2)) {
+ if (!can_cache(src1, src1w, src2, src2w) && can_cache(src1, src1w, dst, dstw)) {
+ FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, FR(TMP_FREG2), src2, src2w, src1, src1w));
+ FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, FR(TMP_FREG1), src1, src1w, dst, dstw));
+ }
+ else {
+ FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, FR(TMP_FREG1), src1, src1w, src2, src2w));
+ FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, FR(TMP_FREG2), src2, src2w, dst, dstw));
+ }
+ }
+ else if (flags & SLOW_SRC1)
+ FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, FR(TMP_FREG1), src1, src1w, dst, dstw));
+ else if (flags & SLOW_SRC2)
+ FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, FR(TMP_FREG2), src2, src2w, dst, dstw));
+
+ if (flags & SLOW_SRC1)
+ src1 = TMP_FREG1;
+ if (flags & SLOW_SRC2)
+ src2 = TMP_FREG2;
+
+ switch (GET_OPCODE(op)) {
+ case SLJIT_ADD_F64:
+ FAIL_IF(push_inst(compiler, ADD_S | FMT(op) | FT(src2) | FS(src1) | FD(dst_r), MOVABLE_INS));
+ break;
+
+ case SLJIT_SUB_F64:
+ FAIL_IF(push_inst(compiler, SUB_S | FMT(op) | FT(src2) | FS(src1) | FD(dst_r), MOVABLE_INS));
+ break;
+
+ case SLJIT_MUL_F64:
+ FAIL_IF(push_inst(compiler, MUL_S | FMT(op) | FT(src2) | FS(src1) | FD(dst_r), MOVABLE_INS));
+ break;
+
+ case SLJIT_DIV_F64:
+ FAIL_IF(push_inst(compiler, DIV_S | FMT(op) | FT(src2) | FS(src1) | FD(dst_r), MOVABLE_INS));
+ break;
+ }
+
+ if (dst_r == TMP_FREG2)
+ FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op), FR(TMP_FREG2), dst, dstw, 0, 0));
+
+ return SLJIT_SUCCESS;
+}
+
+/* --------------------------------------------------------------------- */
+/* Other instructions */
+/* --------------------------------------------------------------------- */
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fast_enter(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw)
+{
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_fast_enter(compiler, dst, dstw));
+ ADJUST_LOCAL_OFFSET(dst, dstw);
+
+ if (FAST_IS_REG(dst))
+ return push_inst(compiler, ADDU_W | SA(RETURN_ADDR_REG) | TA(0) | D(dst), DR(dst));
+
+ /* Memory. */
+ return emit_op_mem(compiler, WORD_DATA, RETURN_ADDR_REG, dst, dstw);
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fast_return(struct sljit_compiler *compiler, sljit_s32 src, sljit_sw srcw)
+{
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_fast_return(compiler, src, srcw));
+ ADJUST_LOCAL_OFFSET(src, srcw);
+
+ if (FAST_IS_REG(src))
+ FAIL_IF(push_inst(compiler, ADDU_W | S(src) | TA(0) | DA(RETURN_ADDR_REG), RETURN_ADDR_REG));
+ else
+ FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, RETURN_ADDR_REG, src, srcw));
+
+ FAIL_IF(push_inst(compiler, JR | SA(RETURN_ADDR_REG), UNMOVABLE_INS));
+ return push_inst(compiler, NOP, UNMOVABLE_INS);
+}
+
+/* --------------------------------------------------------------------- */
+/* Conditional instructions */
+/* --------------------------------------------------------------------- */
+
+SLJIT_API_FUNC_ATTRIBUTE struct sljit_label* sljit_emit_label(struct sljit_compiler *compiler)
+{
+ struct sljit_label *label;
+
+ CHECK_ERROR_PTR();
+ CHECK_PTR(check_sljit_emit_label(compiler));
+
+ if (compiler->last_label && compiler->last_label->size == compiler->size)
+ return compiler->last_label;
+
+ label = (struct sljit_label*)ensure_abuf(compiler, sizeof(struct sljit_label));
+ PTR_FAIL_IF(!label);
+ set_label(label, compiler);
+ compiler->delay_slot = UNMOVABLE_INS;
+ return label;
+}
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+#define JUMP_LENGTH 4
+#else
+#define JUMP_LENGTH 8
+#endif
+
+#define BR_Z(src) \
+ inst = BEQ | SA(src) | TA(0) | JUMP_LENGTH; \
+ flags = IS_BIT26_COND; \
+ delay_check = src;
+
+#define BR_NZ(src) \
+ inst = BNE | SA(src) | TA(0) | JUMP_LENGTH; \
+ flags = IS_BIT26_COND; \
+ delay_check = src;
+
+#define BR_T() \
+ inst = BC1T | JUMP_LENGTH; \
+ flags = IS_BIT16_COND; \
+ delay_check = FCSR_FCC;
+
+#define BR_F() \
+ inst = BC1F | JUMP_LENGTH; \
+ flags = IS_BIT16_COND; \
+ delay_check = FCSR_FCC;
+
+SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compiler *compiler, sljit_s32 type)
+{
+ struct sljit_jump *jump;
+ sljit_ins inst;
+ sljit_s32 flags = 0;
+ sljit_s32 delay_check = UNMOVABLE_INS;
+
+ CHECK_ERROR_PTR();
+ CHECK_PTR(check_sljit_emit_jump(compiler, type));
+
+ jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump));
+ PTR_FAIL_IF(!jump);
+ set_jump(jump, compiler, type & SLJIT_REWRITABLE_JUMP);
+ type &= 0xff;
+
+ switch (type) {
+ case SLJIT_EQUAL:
+ BR_NZ(EQUAL_FLAG);
+ break;
+ case SLJIT_NOT_EQUAL:
+ BR_Z(EQUAL_FLAG);
+ break;
+ case SLJIT_LESS:
+ case SLJIT_GREATER:
+ case SLJIT_SIG_LESS:
+ case SLJIT_SIG_GREATER:
+ case SLJIT_OVERFLOW:
+ case SLJIT_MUL_OVERFLOW:
+ BR_Z(OTHER_FLAG);
+ break;
+ case SLJIT_GREATER_EQUAL:
+ case SLJIT_LESS_EQUAL:
+ case SLJIT_SIG_GREATER_EQUAL:
+ case SLJIT_SIG_LESS_EQUAL:
+ case SLJIT_NOT_OVERFLOW:
+ case SLJIT_MUL_NOT_OVERFLOW:
+ BR_NZ(OTHER_FLAG);
+ break;
+ case SLJIT_NOT_EQUAL_F64:
+ case SLJIT_GREATER_EQUAL_F64:
+ case SLJIT_GREATER_F64:
+ case SLJIT_ORDERED_F64:
+ BR_T();
+ break;
+ case SLJIT_EQUAL_F64:
+ case SLJIT_LESS_F64:
+ case SLJIT_LESS_EQUAL_F64:
+ case SLJIT_UNORDERED_F64:
+ BR_F();
+ break;
+ default:
+ /* Not conditional branch. */
+ inst = 0;
+ break;
+ }
+
+ jump->flags |= flags;
+ if (compiler->delay_slot == MOVABLE_INS || (compiler->delay_slot != UNMOVABLE_INS && compiler->delay_slot != delay_check))
+ jump->flags |= IS_MOVABLE;
+
+ if (inst)
+ PTR_FAIL_IF(push_inst(compiler, inst, UNMOVABLE_INS));
+
+ PTR_FAIL_IF(emit_const(compiler, TMP_REG2, 0));
+
+ if (type <= SLJIT_JUMP)
+ PTR_FAIL_IF(push_inst(compiler, JR | S(TMP_REG2), UNMOVABLE_INS));
+ else {
+ jump->flags |= IS_JAL;
+ PTR_FAIL_IF(push_inst(compiler, JALR | S(TMP_REG2) | DA(RETURN_ADDR_REG), UNMOVABLE_INS));
+ }
+
+ jump->addr = compiler->size;
+ PTR_FAIL_IF(push_inst(compiler, NOP, UNMOVABLE_INS));
+ return jump;
+}
+
+#define RESOLVE_IMM1() \
+ if (src1 & SLJIT_IMM) { \
+ if (src1w) { \
+ PTR_FAIL_IF(load_immediate(compiler, DR(TMP_REG1), src1w)); \
+ src1 = TMP_REG1; \
+ } \
+ else \
+ src1 = 0; \
+ }
+
+#define RESOLVE_IMM2() \
+ if (src2 & SLJIT_IMM) { \
+ if (src2w) { \
+ PTR_FAIL_IF(load_immediate(compiler, DR(TMP_REG2), src2w)); \
+ src2 = TMP_REG2; \
+ } \
+ else \
+ src2 = 0; \
+ }
+
+SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_cmp(struct sljit_compiler *compiler, sljit_s32 type,
+ sljit_s32 src1, sljit_sw src1w,
+ sljit_s32 src2, sljit_sw src2w)
+{
+ struct sljit_jump *jump;
+ sljit_s32 flags;
+ sljit_ins inst;
+
+ CHECK_ERROR_PTR();
+ CHECK_PTR(check_sljit_emit_cmp(compiler, type, src1, src1w, src2, src2w));
+ ADJUST_LOCAL_OFFSET(src1, src1w);
+ ADJUST_LOCAL_OFFSET(src2, src2w);
+
+ compiler->cache_arg = 0;
+ compiler->cache_argw = 0;
+ flags = ((type & SLJIT_I32_OP) ? INT_DATA : WORD_DATA) | LOAD_DATA;
+ if (src1 & SLJIT_MEM) {
+ PTR_FAIL_IF(emit_op_mem2(compiler, flags, DR(TMP_REG1), src1, src1w, src2, src2w));
+ src1 = TMP_REG1;
+ }
+ if (src2 & SLJIT_MEM) {
+ PTR_FAIL_IF(emit_op_mem2(compiler, flags, DR(TMP_REG2), src2, src2w, 0, 0));
+ src2 = TMP_REG2;
+ }
+
+ jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump));
+ PTR_FAIL_IF(!jump);
+ set_jump(jump, compiler, type & SLJIT_REWRITABLE_JUMP);
+ type &= 0xff;
+
+ if (type <= SLJIT_NOT_EQUAL) {
+ RESOLVE_IMM1();
+ RESOLVE_IMM2();
+ jump->flags |= IS_BIT26_COND;
+ if (compiler->delay_slot == MOVABLE_INS || (compiler->delay_slot != UNMOVABLE_INS && compiler->delay_slot != DR(src1) && compiler->delay_slot != DR(src2)))
+ jump->flags |= IS_MOVABLE;
+ PTR_FAIL_IF(push_inst(compiler, (type == SLJIT_EQUAL ? BNE : BEQ) | S(src1) | T(src2) | JUMP_LENGTH, UNMOVABLE_INS));
+ }
+ else if (type >= SLJIT_SIG_LESS && (((src1 & SLJIT_IMM) && (src1w == 0)) || ((src2 & SLJIT_IMM) && (src2w == 0)))) {
+ inst = NOP;
+ if ((src1 & SLJIT_IMM) && (src1w == 0)) {
+ RESOLVE_IMM2();
+ switch (type) {
+ case SLJIT_SIG_LESS:
+ inst = BLEZ;
+ jump->flags |= IS_BIT26_COND;
+ break;
+ case SLJIT_SIG_GREATER_EQUAL:
+ inst = BGTZ;
+ jump->flags |= IS_BIT26_COND;
+ break;
+ case SLJIT_SIG_GREATER:
+ inst = BGEZ;
+ jump->flags |= IS_BIT16_COND;
+ break;
+ case SLJIT_SIG_LESS_EQUAL:
+ inst = BLTZ;
+ jump->flags |= IS_BIT16_COND;
+ break;
+ }
+ src1 = src2;
+ }
+ else {
+ RESOLVE_IMM1();
+ switch (type) {
+ case SLJIT_SIG_LESS:
+ inst = BGEZ;
+ jump->flags |= IS_BIT16_COND;
+ break;
+ case SLJIT_SIG_GREATER_EQUAL:
+ inst = BLTZ;
+ jump->flags |= IS_BIT16_COND;
+ break;
+ case SLJIT_SIG_GREATER:
+ inst = BLEZ;
+ jump->flags |= IS_BIT26_COND;
+ break;
+ case SLJIT_SIG_LESS_EQUAL:
+ inst = BGTZ;
+ jump->flags |= IS_BIT26_COND;
+ break;
+ }
+ }
+ PTR_FAIL_IF(push_inst(compiler, inst | S(src1) | JUMP_LENGTH, UNMOVABLE_INS));
+ }
+ else {
+ if (type == SLJIT_LESS || type == SLJIT_GREATER_EQUAL || type == SLJIT_SIG_LESS || type == SLJIT_SIG_GREATER_EQUAL) {
+ RESOLVE_IMM1();
+ if ((src2 & SLJIT_IMM) && src2w <= SIMM_MAX && src2w >= SIMM_MIN)
+ PTR_FAIL_IF(push_inst(compiler, (type <= SLJIT_LESS_EQUAL ? SLTIU : SLTI) | S(src1) | T(TMP_REG1) | IMM(src2w), DR(TMP_REG1)));
+ else {
+ RESOLVE_IMM2();
+ PTR_FAIL_IF(push_inst(compiler, (type <= SLJIT_LESS_EQUAL ? SLTU : SLT) | S(src1) | T(src2) | D(TMP_REG1), DR(TMP_REG1)));
+ }
+ type = (type == SLJIT_LESS || type == SLJIT_SIG_LESS) ? SLJIT_NOT_EQUAL : SLJIT_EQUAL;
+ }
+ else {
+ RESOLVE_IMM2();
+ if ((src1 & SLJIT_IMM) && src1w <= SIMM_MAX && src1w >= SIMM_MIN)
+ PTR_FAIL_IF(push_inst(compiler, (type <= SLJIT_LESS_EQUAL ? SLTIU : SLTI) | S(src2) | T(TMP_REG1) | IMM(src1w), DR(TMP_REG1)));
+ else {
+ RESOLVE_IMM1();
+ PTR_FAIL_IF(push_inst(compiler, (type <= SLJIT_LESS_EQUAL ? SLTU : SLT) | S(src2) | T(src1) | D(TMP_REG1), DR(TMP_REG1)));
+ }
+ type = (type == SLJIT_GREATER || type == SLJIT_SIG_GREATER) ? SLJIT_NOT_EQUAL : SLJIT_EQUAL;
+ }
+
+ jump->flags |= IS_BIT26_COND;
+ PTR_FAIL_IF(push_inst(compiler, (type == SLJIT_EQUAL ? BNE : BEQ) | S(TMP_REG1) | TA(0) | JUMP_LENGTH, UNMOVABLE_INS));
+ }
+
+ PTR_FAIL_IF(emit_const(compiler, TMP_REG2, 0));
+ PTR_FAIL_IF(push_inst(compiler, JR | S(TMP_REG2), UNMOVABLE_INS));
+ jump->addr = compiler->size;
+ PTR_FAIL_IF(push_inst(compiler, NOP, UNMOVABLE_INS));
+ return jump;
+}
+
+#undef RESOLVE_IMM1
+#undef RESOLVE_IMM2
+
+#undef JUMP_LENGTH
+#undef BR_Z
+#undef BR_NZ
+#undef BR_T
+#undef BR_F
+
+#undef FLOAT_DATA
+#undef FMT
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_ijump(struct sljit_compiler *compiler, sljit_s32 type, sljit_s32 src, sljit_sw srcw)
+{
+ struct sljit_jump *jump = NULL;
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_ijump(compiler, type, src, srcw));
+ ADJUST_LOCAL_OFFSET(src, srcw);
+
+ if (src & SLJIT_IMM) {
+ jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump));
+ FAIL_IF(!jump);
+ set_jump(jump, compiler, JUMP_ADDR | ((type >= SLJIT_FAST_CALL) ? IS_JAL : 0));
+ jump->u.target = srcw;
+
+ if (compiler->delay_slot != UNMOVABLE_INS)
+ jump->flags |= IS_MOVABLE;
+
+ FAIL_IF(emit_const(compiler, TMP_REG2, 0));
+ src = TMP_REG2;
+ }
+ else if (src & SLJIT_MEM) {
+ FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, DR(TMP_REG2), src, srcw));
+ src = TMP_REG2;
+ }
+
+ FAIL_IF(push_inst(compiler, JR | S(src), UNMOVABLE_INS));
+ if (jump)
+ jump->addr = compiler->size;
+ FAIL_IF(push_inst(compiler, NOP, UNMOVABLE_INS));
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_flags(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 type)
+{
+ sljit_s32 src_ar, dst_ar;
+ sljit_s32 saved_op = op;
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ sljit_s32 mem_type = WORD_DATA;
+#else
+ sljit_s32 mem_type = (op & SLJIT_I32_OP) ? (INT_DATA | SIGNED_DATA) : WORD_DATA;
+#endif
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_op_flags(compiler, op, dst, dstw, type));
+ ADJUST_LOCAL_OFFSET(dst, dstw);
+
+ op = GET_OPCODE(op);
+#if (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
+ if (op == SLJIT_MOV_S32)
+ mem_type = INT_DATA | SIGNED_DATA;
+#endif
+ dst_ar = DR((op < SLJIT_ADD && FAST_IS_REG(dst)) ? dst : TMP_REG2);
+
+ compiler->cache_arg = 0;
+ compiler->cache_argw = 0;
+
+ if (op >= SLJIT_ADD && (dst & SLJIT_MEM))
+ FAIL_IF(emit_op_mem2(compiler, mem_type | LOAD_DATA, DR(TMP_REG1), dst, dstw, dst, dstw));
+
+ switch (type & 0xff) {
+ case SLJIT_EQUAL:
+ case SLJIT_NOT_EQUAL:
+ FAIL_IF(push_inst(compiler, SLTIU | SA(EQUAL_FLAG) | TA(dst_ar) | IMM(1), dst_ar));
+ src_ar = dst_ar;
+ break;
+ case SLJIT_MUL_OVERFLOW:
+ case SLJIT_MUL_NOT_OVERFLOW:
+ FAIL_IF(push_inst(compiler, SLTIU | SA(OTHER_FLAG) | TA(dst_ar) | IMM(1), dst_ar));
+ src_ar = dst_ar;
+ type ^= 0x1; /* Flip type bit for the XORI below. */
+ break;
+ case SLJIT_GREATER_F64:
+ case SLJIT_LESS_EQUAL_F64:
+ type ^= 0x1; /* Flip type bit for the XORI below. */
+ case SLJIT_EQUAL_F64:
+ case SLJIT_NOT_EQUAL_F64:
+ case SLJIT_LESS_F64:
+ case SLJIT_GREATER_EQUAL_F64:
+ case SLJIT_UNORDERED_F64:
+ case SLJIT_ORDERED_F64:
+ FAIL_IF(push_inst(compiler, CFC1 | TA(dst_ar) | DA(FCSR_REG), dst_ar));
+ FAIL_IF(push_inst(compiler, SRL | TA(dst_ar) | DA(dst_ar) | SH_IMM(23), dst_ar));
+ FAIL_IF(push_inst(compiler, ANDI | SA(dst_ar) | TA(dst_ar) | IMM(1), dst_ar));
+ src_ar = dst_ar;
+ break;
+
+ default:
+ src_ar = OTHER_FLAG;
+ break;
+ }
+
+ if (type & 0x1) {
+ FAIL_IF(push_inst(compiler, XORI | SA(src_ar) | TA(dst_ar) | IMM(1), dst_ar));
+ src_ar = dst_ar;
+ }
+
+ if (op < SLJIT_ADD) {
+ if (dst & SLJIT_MEM)
+ return emit_op_mem(compiler, mem_type, src_ar, dst, dstw);
+
+ if (src_ar != dst_ar)
+ return push_inst(compiler, ADDU_W | SA(src_ar) | TA(0) | DA(dst_ar), dst_ar);
+ return SLJIT_SUCCESS;
+ }
+
+ /* OTHER_FLAG cannot be specified as src2 argument at the moment. */
+ if (DR(TMP_REG2) != src_ar)
+ FAIL_IF(push_inst(compiler, ADDU_W | SA(src_ar) | TA(0) | D(TMP_REG2), DR(TMP_REG2)));
+
+ mem_type |= CUMULATIVE_OP | LOGICAL_OP | IMM_OP | ALT_KEEP_CACHE;
+
+ if (dst & SLJIT_MEM)
+ return emit_op(compiler, saved_op, mem_type, dst, dstw, TMP_REG1, 0, TMP_REG2, 0);
+ return emit_op(compiler, saved_op, mem_type, dst, dstw, dst, dstw, TMP_REG2, 0);
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_cmov(struct sljit_compiler *compiler, sljit_s32 type,
+ sljit_s32 dst_reg,
+ sljit_s32 src, sljit_sw srcw)
+{
+#if (defined SLJIT_MIPS_R1 && SLJIT_MIPS_R1)
+ sljit_ins ins;
+#endif
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_cmov(compiler, type, dst_reg, src, srcw));
+
+#if (defined SLJIT_MIPS_R1 && SLJIT_MIPS_R1)
+
+ if (SLJIT_UNLIKELY(src & SLJIT_IMM)) {
+#if (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
+ if (dst_reg & SLJIT_I32_OP)
+ srcw = (sljit_s32)srcw;
+#endif
+ FAIL_IF(load_immediate(compiler, DR(TMP_REG1), srcw));
+ src = TMP_REG1;
+ srcw = 0;
+ }
+
+ dst_reg &= ~SLJIT_I32_OP;
+
+ switch (type & 0xff) {
+ case SLJIT_EQUAL:
+ ins = MOVZ | TA(EQUAL_FLAG);
+ break;
+ case SLJIT_NOT_EQUAL:
+ ins = MOVN | TA(EQUAL_FLAG);
+ break;
+ case SLJIT_LESS:
+ case SLJIT_GREATER:
+ case SLJIT_SIG_LESS:
+ case SLJIT_SIG_GREATER:
+ case SLJIT_OVERFLOW:
+ case SLJIT_MUL_OVERFLOW:
+ ins = MOVN | TA(OTHER_FLAG);
+ break;
+ case SLJIT_GREATER_EQUAL:
+ case SLJIT_LESS_EQUAL:
+ case SLJIT_SIG_GREATER_EQUAL:
+ case SLJIT_SIG_LESS_EQUAL:
+ case SLJIT_NOT_OVERFLOW:
+ case SLJIT_MUL_NOT_OVERFLOW:
+ ins = MOVZ | TA(OTHER_FLAG);
+ break;
+ case SLJIT_EQUAL_F64:
+ case SLJIT_LESS_F64:
+ case SLJIT_LESS_EQUAL_F64:
+ case SLJIT_UNORDERED_F64:
+ ins = MOVT;
+ break;
+ case SLJIT_NOT_EQUAL_F64:
+ case SLJIT_GREATER_EQUAL_F64:
+ case SLJIT_GREATER_F64:
+ case SLJIT_ORDERED_F64:
+ ins = MOVF;
+ break;
+ default:
+ ins = MOVZ | TA(OTHER_FLAG);
+ SLJIT_UNREACHABLE();
+ break;
+ }
+
+ return push_inst(compiler, ins | S(src) | D(dst_reg), DR(dst_reg));
+
+#else
+ return sljit_emit_cmov_generic(compiler, type, dst_reg, src, srcw);
+#endif
+}
+
+SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw init_value)
+{
+ struct sljit_const *const_;
+ sljit_s32 reg;
+
+ CHECK_ERROR_PTR();
+ CHECK_PTR(check_sljit_emit_const(compiler, dst, dstw, init_value));
+ ADJUST_LOCAL_OFFSET(dst, dstw);
+
+ const_ = (struct sljit_const*)ensure_abuf(compiler, sizeof(struct sljit_const));
+ PTR_FAIL_IF(!const_);
+ set_const(const_, compiler);
+
+ reg = FAST_IS_REG(dst) ? dst : TMP_REG2;
+
+ PTR_FAIL_IF(emit_const(compiler, reg, init_value));
+
+ if (dst & SLJIT_MEM)
+ PTR_FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, dst, dstw, TMP_REG1, 0, TMP_REG2, 0));
+ return const_;
+}
projects / ossec-hids.git / blobdiff