sljitNativeSPARC_common.c

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/*
 *    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.
 */
 
SLJIT_API_FUNC_ATTRIBUTE const char* sljit_get_platform_name(void)
{
    return "SPARC" SLJIT_CPUINFO;
}
 
/* Length of an instruction word
   Both for sparc-32 and sparc-64 */
typedef sljit_u32 sljit_ins;
 
#if (defined SLJIT_CACHE_FLUSH_OWN_IMPL && SLJIT_CACHE_FLUSH_OWN_IMPL)
 
static void sparc_cache_flush(sljit_ins *from, sljit_ins *to)
{
#if defined(__SUNPRO_C) && __SUNPRO_C < 0x590
    __asm (
        /* if (from == to) return */
        "cmp %i0, %i1\n"
        "be .leave\n"
        "nop\n"
 
        /* loop until from >= to */
        ".mainloop:\n"
        "flush %i0\n"
        "add %i0, 8, %i0\n"
        "cmp %i0, %i1\n"
        "bcs .mainloop\n"
        "nop\n"
 
        /* The comparison was done above. */
        "bne .leave\n"
        /* nop is not necessary here, since the
           sub operation has no side effect. */
        "sub %i0, 4, %i0\n"
        "flush %i0\n"
        ".leave:"
    );
#else
    if (SLJIT_UNLIKELY(from == to))
        return;
 
    do {
        __asm__ volatile (
            "flush %0\n"
            : : "r"(from)
        );
        /* Operates at least on doubleword. */
        from += 2;
    } while (from < to);
 
    if (from == to) {
        /* Flush the last word. */
        from --;
        __asm__ volatile (
            "flush %0\n"
            : : "r"(from)
        );
    }
#endif
}
 
#endif /* (defined SLJIT_CACHE_FLUSH_OWN_IMPL && SLJIT_CACHE_FLUSH_OWN_IMPL) */
 
/* TMP_REG2 is not used by getput_arg */
#define TMP_REG1    (SLJIT_NUMBER_OF_REGISTERS + 2)
#define TMP_REG2    (SLJIT_NUMBER_OF_REGISTERS + 3)
#define TMP_REG3    (SLJIT_NUMBER_OF_REGISTERS + 4)
/* This register is modified by calls, which affects the instruction
   in the delay slot if it is used as a source register. */
#define TMP_LINK    (SLJIT_NUMBER_OF_REGISTERS + 5)
 
#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 + 6] = {
    0, 8, 9, 10, 11, 23, 22, 21, 20, 19, 18, 17, 16, 29, 28, 27, 26, 25, 24, 14, 1, 12, 13, 15
};
 
static const sljit_u8 freg_map[SLJIT_NUMBER_OF_FLOAT_REGISTERS + 3] = {
    0, 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30
};
 
/* --------------------------------------------------------------------- */
/*  Instrucion forms                                                     */
/* --------------------------------------------------------------------- */
 
#define D(d)        ((sljit_ins)reg_map[d] << 25)
#define FD(d)       ((sljit_ins)freg_map[d] << 25)
#define FDN(d)      (((sljit_ins)freg_map[d] | 0x1) << 25)
#define DA(d)       ((sljit_ins)(d) << 25)
#define S1(s1)      ((sljit_ins)reg_map[s1] << 14)
#define FS1(s1)     ((sljit_ins)freg_map[s1] << 14)
#define S1A(s1)     ((sljit_ins)(s1) << 14)
#define S2(s2)      ((sljit_ins)reg_map[s2])
#define FS2(s2)     ((sljit_ins)freg_map[s2])
#define FS2N(s2)    ((sljit_ins)freg_map[s2] | 0x1)
#define S2A(s2)     ((sljit_ins)(s2))
#define IMM_ARG     0x2000
#define DOP(op)     ((sljit_ins)(op) << 5)
#define IMM(imm)    (((sljit_ins)(imm) & 0x1fff) | IMM_ARG)
 
#define DR(dr)      (reg_map[dr])
#define DRF(dr, flags)  ((sljit_s32)(reg_map[dr] | ((flags) & SET_FLAGS)))
#define OPC1(opcode)    ((sljit_ins)(opcode) << 30)
#define OPC2(opcode)    ((sljit_ins)(opcode) << 22)
#define OPC3(opcode)    ((sljit_ins)(opcode) << 19)
#define SET_FLAGS   OPC3(0x10)
 
#define ADD     (OPC1(0x2) | OPC3(0x00))
#define ADDC        (OPC1(0x2) | OPC3(0x08))
#define AND     (OPC1(0x2) | OPC3(0x01))
#define ANDN        (OPC1(0x2) | OPC3(0x05))
#define CALL        (OPC1(0x1))
#define FABSS       (OPC1(0x2) | OPC3(0x34) | DOP(0x09))
#define FADDD       (OPC1(0x2) | OPC3(0x34) | DOP(0x42))
#define FADDS       (OPC1(0x2) | OPC3(0x34) | DOP(0x41))
#define FCMPD       (OPC1(0x2) | OPC3(0x35) | DOP(0x52))
#define FCMPS       (OPC1(0x2) | OPC3(0x35) | DOP(0x51))
#define FDIVD       (OPC1(0x2) | OPC3(0x34) | DOP(0x4e))
#define FDIVS       (OPC1(0x2) | OPC3(0x34) | DOP(0x4d))
#define FDTOI       (OPC1(0x2) | OPC3(0x34) | DOP(0xd2))
#define FDTOS       (OPC1(0x2) | OPC3(0x34) | DOP(0xc6))
#define FITOD       (OPC1(0x2) | OPC3(0x34) | DOP(0xc8))
#define FITOS       (OPC1(0x2) | OPC3(0x34) | DOP(0xc4))
#define FMOVS       (OPC1(0x2) | OPC3(0x34) | DOP(0x01))
#define FMULD       (OPC1(0x2) | OPC3(0x34) | DOP(0x4a))
#define FMULS       (OPC1(0x2) | OPC3(0x34) | DOP(0x49))
#define FNEGS       (OPC1(0x2) | OPC3(0x34) | DOP(0x05))
#define FSTOD       (OPC1(0x2) | OPC3(0x34) | DOP(0xc9))
#define FSTOI       (OPC1(0x2) | OPC3(0x34) | DOP(0xd1))
#define FSUBD       (OPC1(0x2) | OPC3(0x34) | DOP(0x46))
#define FSUBS       (OPC1(0x2) | OPC3(0x34) | DOP(0x45))
#define JMPL        (OPC1(0x2) | OPC3(0x38))
#define LDD     (OPC1(0x3) | OPC3(0x03))
#define LDDF        (OPC1(0x3) | OPC3(0x23))
#define LDF     (OPC1(0x3) | OPC3(0x20))
#define LDUW        (OPC1(0x3) | OPC3(0x00))
#define NOP     (OPC1(0x0) | OPC2(0x04))
#define OR      (OPC1(0x2) | OPC3(0x02))
#define ORN     (OPC1(0x2) | OPC3(0x06))
#define RDY     (OPC1(0x2) | OPC3(0x28) | S1A(0))
#define RESTORE     (OPC1(0x2) | OPC3(0x3d))
#define SAVE        (OPC1(0x2) | OPC3(0x3c))
#define SETHI       (OPC1(0x0) | OPC2(0x04))
#define SLL     (OPC1(0x2) | OPC3(0x25))
#define SLLX        (OPC1(0x2) | OPC3(0x25) | (1 << 12))
#define SRA     (OPC1(0x2) | OPC3(0x27))
#define SRAX        (OPC1(0x2) | OPC3(0x27) | (1 << 12))
#define SRL     (OPC1(0x2) | OPC3(0x26))
#define SRLX        (OPC1(0x2) | OPC3(0x26) | (1 << 12))
#define STD     (OPC1(0x3) | OPC3(0x07))
#define STDF        (OPC1(0x3) | OPC3(0x27))
#define STF     (OPC1(0x3) | OPC3(0x24))
#define STW     (OPC1(0x3) | OPC3(0x04))
#define SUB     (OPC1(0x2) | OPC3(0x04))
#define SUBC        (OPC1(0x2) | OPC3(0x0c))
#define TA      (OPC1(0x2) | OPC3(0x3a) | (8 << 25))
#define WRY     (OPC1(0x2) | OPC3(0x30) | DA(0))
#define XOR     (OPC1(0x2) | OPC3(0x03))
#define XNOR        (OPC1(0x2) | OPC3(0x07))
 
#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
#define MAX_DISP    (0x1fffff)
#define MIN_DISP    (-0x200000)
#define DISP_MASK   ((sljit_ins)0x3fffff)
 
#define BICC        (OPC1(0x0) | OPC2(0x2))
#define FBFCC       (OPC1(0x0) | OPC2(0x6))
#define SLL_W       SLL
#define SDIV        (OPC1(0x2) | OPC3(0x0f))
#define SMUL        (OPC1(0x2) | OPC3(0x0b))
#define UDIV        (OPC1(0x2) | OPC3(0x0e))
#define UMUL        (OPC1(0x2) | OPC3(0x0a))
#else
#define SLL_W       SLLX
#endif
 
#define SIMM_MAX    (0x0fff)
#define SIMM_MIN    (-0x1000)
 
/* 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_ins *ptr;
    SLJIT_ASSERT((delay_slot & DST_INS_MASK) == UNMOVABLE_INS
        || (delay_slot & DST_INS_MASK) == MOVABLE_INS
        || (delay_slot & DST_INS_MASK) == ((ins >> 25) & 0x1f));
    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* 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 (jump->flags & SLJIT_REWRITABLE_JUMP)
        return code_ptr;
 
    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 (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
    if (jump->flags & IS_CALL) {
        /* Call is always patchable on sparc 32. */
        jump->flags |= PATCH_CALL;
        if (jump->flags & IS_MOVABLE) {
            inst[0] = inst[-1];
            inst[-1] = CALL;
            jump->addr -= sizeof(sljit_ins);
            return inst;
        }
        inst[0] = CALL;
        inst[1] = NOP;
        return inst + 1;
    }
#else
    /* Both calls and BPr instructions shall not pass this point. */
#error "Implementation required"
#endif
 
    if (jump->flags & IS_COND)
        inst--;
 
    diff = ((sljit_sw)target_addr - (sljit_sw)(inst - 1) - executable_offset) >> 2;
 
    if (jump->flags & IS_MOVABLE) {
        if (diff <= MAX_DISP && diff >= MIN_DISP) {
            jump->flags |= PATCH_B;
            inst--;
            if (jump->flags & IS_COND) {
                saved_inst = inst[0];
                inst[0] = inst[1] ^ (1 << 28);
                inst[1] = saved_inst;
            } else {
                inst[1] = inst[0];
                inst[0] = BICC | DA(0x8);
            }
            jump->addr = (sljit_uw)inst;
            return inst + 1;
        }
    }
 
    diff += SSIZE_OF(ins);
 
    if (diff <= MAX_DISP && diff >= MIN_DISP) {
        jump->flags |= PATCH_B;
        if (jump->flags & IS_COND)
            inst[0] ^= (1 << 28);
        else
            inst[0] = BICC | DA(0x8);
        inst[1] = NOP;
        jump->addr = (sljit_uw)inst;
        return inst + 1;
    }
 
    return code_ptr;
}
 
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_uw next_addr;
    sljit_sw executable_offset;
    sljit_sw addr;
 
    struct sljit_label *label;
    struct sljit_jump *jump;
    struct sljit_const *const_;
    struct sljit_put_label *put_label;
 
    CHECK_ERROR_PTR();
    CHECK_PTR(check_sljit_generate_code(compiler));
    reverse_buf(compiler);
 
    code = (sljit_ins*)SLJIT_MALLOC_EXEC(compiler->size * sizeof(sljit_ins), compiler->exec_allocator_data);
    PTR_FAIL_WITH_EXEC_IF(code);
    buf = compiler->buf;
 
    code_ptr = code;
    word_count = 0;
    next_addr = 0;
    executable_offset = SLJIT_EXEC_OFFSET(code);
 
    label = compiler->labels;
    jump = compiler->jumps;
    const_ = compiler->consts;
    put_label = compiler->put_labels;
 
    do {
        buf_ptr = (sljit_ins*)buf->memory;
        buf_end = buf_ptr + (buf->used_size >> 2);
        do {
            *code_ptr = *buf_ptr++;
            if (next_addr == word_count) {
                SLJIT_ASSERT(!label || label->size >= word_count);
                SLJIT_ASSERT(!jump || jump->addr >= word_count);
                SLJIT_ASSERT(!const_ || const_->addr >= word_count);
                SLJIT_ASSERT(!put_label || put_label->addr >= word_count);
 
                /* These structures are ordered by their address. */
                if (label && label->size == word_count) {
                    /* Just recording the address. */
                    label->addr = (sljit_uw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset);
                    label->size = (sljit_uw)(code_ptr - code);
                    label = label->next;
                }
                if (jump && jump->addr == word_count) {
#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
                    jump->addr = (sljit_uw)(code_ptr - 3);
#else
                    jump->addr = (sljit_uw)(code_ptr - 6);
#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;
                }
                if (put_label && put_label->addr == word_count) {
                    SLJIT_ASSERT(put_label->label);
                    put_label->addr = (sljit_uw)code_ptr;
                    put_label = put_label->next;
                }
                next_addr = compute_next_addr(label, jump, const_, put_label);
            }
            code_ptr ++;
            word_count ++;
        } while (buf_ptr < buf_end);
 
        buf = buf->next;
    } while (buf);
 
    if (label && label->size == word_count) {
        label->addr = (sljit_uw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset);
        label->size = (sljit_uw)(code_ptr - code);
        label = label->next;
    }
 
    SLJIT_ASSERT(!label);
    SLJIT_ASSERT(!jump);
    SLJIT_ASSERT(!const_);
    SLJIT_ASSERT(!put_label);
    SLJIT_ASSERT(code_ptr - code <= (sljit_s32)compiler->size);
 
    jump = compiler->jumps;
    while (jump) {
        do {
            addr = (sljit_sw)((jump->flags & JUMP_LABEL) ? jump->u.label->addr : jump->u.target);
            buf_ptr = (sljit_ins *)jump->addr;
 
            if (jump->flags & PATCH_CALL) {
                addr = (addr - (sljit_sw)SLJIT_ADD_EXEC_OFFSET(buf_ptr, executable_offset)) >> 2;
                SLJIT_ASSERT(addr <= 0x1fffffff && addr >= -0x20000000);
                buf_ptr[0] = CALL | ((sljit_ins)addr & 0x3fffffff);
                break;
            }
            if (jump->flags & PATCH_B) {
                addr = (addr - (sljit_sw)SLJIT_ADD_EXEC_OFFSET(buf_ptr, executable_offset)) >> 2;
                SLJIT_ASSERT(addr <= MAX_DISP && addr >= MIN_DISP);
                buf_ptr[0] = (buf_ptr[0] & ~DISP_MASK) | ((sljit_ins)addr & DISP_MASK);
                break;
            }
 
            /* Set the fields of immediate loads. */
#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
            SLJIT_ASSERT(((buf_ptr[0] & 0xc1cfffff) == 0x01000000) && ((buf_ptr[1] & 0xc1f83fff) == 0x80102000));
            buf_ptr[0] |= (sljit_ins)(addr >> 10) & 0x3fffff;
            buf_ptr[1] |= (sljit_ins)addr & 0x3ff;
#else
#error "Implementation required"
#endif
        } while (0);
        jump = jump->next;
    }
 
    put_label = compiler->put_labels;
    while (put_label) {
        addr = (sljit_sw)put_label->label->addr;
        buf_ptr = (sljit_ins *)put_label->addr;
 
#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
        SLJIT_ASSERT(((buf_ptr[0] & 0xc1cfffff) == 0x01000000) && ((buf_ptr[1] & 0xc1f83fff) == 0x80102000));
        buf_ptr[0] |= (addr >> 10) & 0x3fffff;
        buf_ptr[1] |= addr & 0x3ff;
#else
#error "Implementation required"
#endif
        put_label = put_label->next;
    }
 
    compiler->error = SLJIT_ERR_COMPILED;
    compiler->executable_offset = executable_offset;
    compiler->executable_size = (sljit_uw)(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);
 
    SLJIT_CACHE_FLUSH(code, code_ptr);
    SLJIT_UPDATE_WX_FLAGS(code, code_ptr, 1);
    return code;
}
 
SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_has_cpu_feature(sljit_s32 feature_type)
{
    switch (feature_type) {
    case SLJIT_HAS_FPU:
#ifdef SLJIT_IS_FPU_AVAILABLE
        return SLJIT_IS_FPU_AVAILABLE;
#else
        /* Available by default. */
        return 1;
#endif
 
    case SLJIT_HAS_ZERO_REGISTER:
        return 1;
 
#if (defined SLJIT_CONFIG_SPARC_64 && SLJIT_CONFIG_SPARC_64)
    case SLJIT_HAS_CMOV:
        return 1;
#endif
 
    default:
        return 0;
    }
}
 
/* --------------------------------------------------------------------- */
/*  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 IMM_OP      0x00100
#define MOVE_OP     0x00200
#define SRC2_IMM    0x00400
 
#define REG_DEST    0x00800
#define REG2_SOURCE 0x01000
#define SLOW_SRC1   0x02000
#define SLOW_SRC2   0x04000
#define SLOW_DEST   0x08000
 
/* SET_FLAGS (0x10 << 19) also belong here! */
 
#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
#include "sljitNativeSPARC_32.c"
#else
#include "sljitNativeSPARC_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_s32 reg_index, types, tmp;
    sljit_u32 float_offset, args_offset;
    sljit_s32 saved_arg_index, scratch_arg_index, float_arg_index;
 
    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 = (local_size + SLJIT_LOCALS_OFFSET + 7) & ~0x7;
    compiler->local_size = local_size;
 
    if (local_size <= -SIMM_MIN) {
        FAIL_IF(push_inst(compiler, SAVE | D(SLJIT_SP) | S1(SLJIT_SP) | IMM(-local_size), UNMOVABLE_INS));
    }
    else {
        FAIL_IF(load_immediate(compiler, TMP_REG1, -local_size));
        FAIL_IF(push_inst(compiler, SAVE | D(SLJIT_SP) | S1(SLJIT_SP) | S2(TMP_REG1), UNMOVABLE_INS));
    }
 
    arg_types >>= SLJIT_ARG_SHIFT;
 
    types = arg_types;
    float_offset = 16 * sizeof(sljit_sw);
    reg_index = 24;
 
    while (types && reg_index < 24 + 6) {
        switch (types & SLJIT_ARG_MASK) {
        case SLJIT_ARG_TYPE_F64:
            if (reg_index & 0x1) {
                FAIL_IF(push_inst(compiler, STW | DA(reg_index) | S1(SLJIT_SP) | IMM(float_offset), MOVABLE_INS));
                if (reg_index >= 24 + 6 - 1)
                    break;
                FAIL_IF(push_inst(compiler, STW | DA(reg_index + 1) | S1(SLJIT_SP) | IMM(float_offset + sizeof(sljit_sw)), MOVABLE_INS));
            } else
                FAIL_IF(push_inst(compiler, STD | DA(reg_index) | S1(SLJIT_SP) | IMM(float_offset), MOVABLE_INS));
 
            float_offset += sizeof(sljit_f64);
            reg_index++;
            break;
        case SLJIT_ARG_TYPE_F32:
            FAIL_IF(push_inst(compiler, STW | DA(reg_index) | S1(SLJIT_SP) | IMM(float_offset), MOVABLE_INS));
            float_offset += sizeof(sljit_f64);
            break;
        }
 
        reg_index++;
        types >>= SLJIT_ARG_SHIFT;
    }
 
    args_offset = (16 + 1 + 6) * sizeof(sljit_sw);
    float_offset = 16 * sizeof(sljit_sw);
    reg_index = 24;
    saved_arg_index = 24;
    scratch_arg_index = 8 - 1;
    float_arg_index = 1;
 
    while (arg_types) {
        switch (arg_types & SLJIT_ARG_MASK) {
        case SLJIT_ARG_TYPE_F64:
            if (reg_index < 24 + 6 - 1) {
                FAIL_IF(push_inst(compiler, LDDF | FD(float_arg_index) | S1(SLJIT_SP) | IMM(float_offset), MOVABLE_INS));
            } else if (reg_index < 24 + 6) {
                FAIL_IF(push_inst(compiler, LDF | FD(float_arg_index) | S1(SLJIT_SP) | IMM(float_offset), MOVABLE_INS));
                FAIL_IF(push_inst(compiler, LDF | FD(float_arg_index) | (1 << 25) | S1A(30) | IMM(args_offset), MOVABLE_INS));
            } else {
                FAIL_IF(push_inst(compiler, LDF | FD(float_arg_index) | S1A(30) | IMM(args_offset), MOVABLE_INS));
                FAIL_IF(push_inst(compiler, LDF | FD(float_arg_index) | (1 << 25) | S1A(30) | IMM(args_offset + sizeof(sljit_sw)), MOVABLE_INS));
            }
 
            float_arg_index++;
            float_offset += sizeof(sljit_f64);
            reg_index++;
            break;
        case SLJIT_ARG_TYPE_F32:
            if (reg_index < 24 + 6)
                FAIL_IF(push_inst(compiler, LDF | FD(float_arg_index) | S1(SLJIT_SP) | IMM(float_offset), MOVABLE_INS));
            else
                FAIL_IF(push_inst(compiler, LDF | FD(float_arg_index) | S1A(30) | IMM(args_offset), MOVABLE_INS));
            float_arg_index++;
            float_offset += sizeof(sljit_f64);
            break;
        default:
            scratch_arg_index++;
 
            if (!(arg_types & SLJIT_ARG_TYPE_SCRATCH_REG)) {
                tmp = saved_arg_index++;
                if (tmp == reg_index)
                    break;
            } else
                tmp = scratch_arg_index;
 
            if (reg_index < 24 + 6)
                FAIL_IF(push_inst(compiler, OR | DA(tmp) | S1(0) | S2A(reg_index), tmp));
            else
                FAIL_IF(push_inst(compiler, LDUW | DA(tmp) | S1A(30) | IMM(args_offset), tmp));
            break;
        }
 
        reg_index++;
        arg_types >>= SLJIT_ARG_SHIFT;
    }
 
    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);
 
    compiler->local_size = (local_size + SLJIT_LOCALS_OFFSET + 7) & ~0x7;
    return SLJIT_SUCCESS;
}
 
SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_return_void(struct sljit_compiler *compiler)
{
    CHECK_ERROR();
    CHECK(check_sljit_emit_return_void(compiler));
 
    FAIL_IF(push_inst(compiler, JMPL | D(0) | S1A(31) | IMM(8), UNMOVABLE_INS));
    return push_inst(compiler, RESTORE | D(SLJIT_R0) | S1(SLJIT_R0) | S2(0), UNMOVABLE_INS);
}
 
SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_return(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src, sljit_sw srcw)
{
    CHECK_ERROR();
    CHECK(check_sljit_emit_return(compiler, op, src, srcw));
 
    if (TYPE_CAST_NEEDED(op) || !FAST_IS_REG(src)) {
        FAIL_IF(emit_mov_before_return(compiler, op, src, srcw));
        src = SLJIT_R0;
    }
 
    FAIL_IF(push_inst(compiler, JMPL | D(0) | S1A(31) | IMM(8), UNMOVABLE_INS));
    return push_inst(compiler, RESTORE | D(SLJIT_R0) | S1(src) | S2(0), UNMOVABLE_INS);
}
 
/* --------------------------------------------------------------------- */
/*  Operators                                                            */
/* --------------------------------------------------------------------- */
 
#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_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(OPC1(3) | OPC3(0x04) /* stw */, OPC1(3) | OPC3(0x0e) /* stx */),
/* u w l */ ARCH_32_64(OPC1(3) | OPC3(0x00) /* lduw */, OPC1(3) | OPC3(0x0b) /* ldx */),
/* u b s */ OPC1(3) | OPC3(0x05) /* stb */,
/* u b l */ OPC1(3) | OPC3(0x01) /* ldub */,
/* u h s */ OPC1(3) | OPC3(0x06) /* sth */,
/* u h l */ OPC1(3) | OPC3(0x02) /* lduh */,
/* u i s */ OPC1(3) | OPC3(0x04) /* stw */,
/* u i l */ OPC1(3) | OPC3(0x00) /* lduw */,
 
/* s w s */ ARCH_32_64(OPC1(3) | OPC3(0x04) /* stw */, OPC1(3) | OPC3(0x0e) /* stx */),
/* s w l */ ARCH_32_64(OPC1(3) | OPC3(0x00) /* lduw */, OPC1(3) | OPC3(0x0b) /* ldx */),
/* s b s */ OPC1(3) | OPC3(0x05) /* stb */,
/* s b l */ OPC1(3) | OPC3(0x09) /* ldsb */,
/* s h s */ OPC1(3) | OPC3(0x06) /* sth */,
/* s h l */ OPC1(3) | OPC3(0x0a) /* ldsh */,
/* s i s */ OPC1(3) | OPC3(0x04) /* stw */,
/* s i l */ ARCH_32_64(OPC1(3) | OPC3(0x00) /* lduw */, OPC1(3) | OPC3(0x08) /* ldsw */),
 
/* d   s */ OPC1(3) | OPC3(0x27),
/* d   l */ OPC1(3) | OPC3(0x23),
/* s   s */ OPC1(3) | OPC3(0x24),
/* s   l */ OPC1(3) | OPC3(0x20),
};
 
#undef ARCH_32_64
 
/* Can perform an operation using at most 1 instruction. */
static sljit_s32 getput_arg_fast(struct sljit_compiler *compiler, sljit_u32 flags, sljit_s32 reg, sljit_s32 arg, sljit_sw argw)
{
    SLJIT_ASSERT(arg & SLJIT_MEM);
 
    if ((!(arg & OFFS_REG_MASK) && argw <= SIMM_MAX && argw >= SIMM_MIN)
            || ((arg & OFFS_REG_MASK) && (argw & 0x3) == 0)) {
        /* Works for both absoulte and relative addresses (immediate case). */
        if (SLJIT_UNLIKELY(flags & ARG_TEST))
            return 1;
        FAIL_IF(push_inst(compiler, data_transfer_insts[flags & MEM_MASK]
            | ((flags & MEM_MASK) <= GPR_REG ? D(reg) : FD(reg))
            | S1(arg & REG_MASK) | ((arg & OFFS_REG_MASK) ? S2(OFFS_REG(arg)) : IMM(argw)),
            ((flags & MEM_MASK) <= GPR_REG && (flags & LOAD_DATA)) ? DR(reg) : 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;
        SLJIT_ASSERT(argw);
        next_argw &= 0x3;
        if ((arg & OFFS_REG_MASK) == (next_arg & OFFS_REG_MASK) && argw == next_argw)
            return 1;
        return 0;
    }
 
    if (((next_argw - argw) <= SIMM_MAX && (next_argw - argw) >= SIMM_MIN))
        return 1;
    return 0;
}
 
/* Emit the necessary instructions. See can_cache above. */
static sljit_s32 getput_arg(struct sljit_compiler *compiler, sljit_u32 flags, sljit_s32 reg, sljit_s32 arg, sljit_sw argw, sljit_s32 next_arg, sljit_sw next_argw)
{
    sljit_s32 base, arg2, delay_slot;
    sljit_ins dest;
 
    SLJIT_ASSERT(arg & SLJIT_MEM);
    if (!(next_arg & SLJIT_MEM)) {
        next_arg = 0;
        next_argw = 0;
    }
 
    base = arg & REG_MASK;
    if (SLJIT_UNLIKELY(arg & OFFS_REG_MASK)) {
        argw &= 0x3;
 
        /* Using the cache. */
        if (((SLJIT_MEM | (arg & OFFS_REG_MASK)) == compiler->cache_arg) && (argw == compiler->cache_argw))
            arg2 = TMP_REG3;
        else {
            if ((arg & OFFS_REG_MASK) == (next_arg & OFFS_REG_MASK) && argw == (next_argw & 0x3)) {
                compiler->cache_arg = SLJIT_MEM | (arg & OFFS_REG_MASK);
                compiler->cache_argw = argw;
                arg2 = TMP_REG3;
            }
            else if ((flags & LOAD_DATA) && ((flags & MEM_MASK) <= GPR_REG) && reg != base && reg != OFFS_REG(arg))
                arg2 = reg;
            else /* It must be a mov operation, so tmp1 must be free to use. */
                arg2 = TMP_REG1;
            FAIL_IF(push_inst(compiler, SLL_W | D(arg2) | S1(OFFS_REG(arg)) | IMM_ARG | (sljit_ins)argw, DR(arg2)));
        }
    }
    else {
        /* Using the cache. */
        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, ADD | D(TMP_REG3) | S1(TMP_REG3) | IMM(argw - compiler->cache_argw), DR(TMP_REG3)));
                compiler->cache_argw = argw;
            }
            arg2 = TMP_REG3;
        } else {
            if ((next_argw - argw) <= SIMM_MAX && (next_argw - argw) >= SIMM_MIN) {
                compiler->cache_arg = SLJIT_MEM;
                compiler->cache_argw = argw;
                arg2 = TMP_REG3;
            }
            else if ((flags & LOAD_DATA) && ((flags & MEM_MASK) <= GPR_REG) && reg != base)
                arg2 = reg;
            else /* It must be a mov operation, so tmp1 must be free to use. */
                arg2 = TMP_REG1;
            FAIL_IF(load_immediate(compiler, arg2, argw));
        }
    }
 
    dest = ((flags & MEM_MASK) <= GPR_REG ? D(reg) : FD(reg));
    delay_slot = ((flags & MEM_MASK) <= GPR_REG && (flags & LOAD_DATA)) ? DR(reg) : MOVABLE_INS;
    if (!base)
        return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | dest | S1(arg2) | IMM(0), delay_slot);
    return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | dest | S1(base) | S2(arg2), delay_slot);
}
 
static SLJIT_INLINE sljit_s32 emit_op_mem(struct sljit_compiler *compiler, sljit_u32 flags, sljit_s32 reg, sljit_s32 arg, sljit_sw argw)
{
    if (getput_arg_fast(compiler, flags, reg, arg, argw))
        return compiler->error;
    compiler->cache_arg = 0;
    compiler->cache_argw = 0;
    return getput_arg(compiler, flags, reg, arg, argw, 0, 0);
}
 
static SLJIT_INLINE sljit_s32 emit_op_mem2(struct sljit_compiler *compiler, sljit_u32 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_u32 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 (dst != TMP_REG2) {
        if (FAST_IS_REG(dst)) {
            dst_r = dst;
            flags |= REG_DEST;
            if (flags & MOVE_OP)
                sugg_src2_r = dst_r;
        }
        else if ((dst & SLJIT_MEM) && !getput_arg_fast(compiler, flags | ARG_TEST, TMP_REG1, dst, dstw))
            flags |= SLOW_DEST;
    }
 
    if (flags & IMM_OP) {
        if ((src2 & SLJIT_IMM) && src2w) {
            if (src2w <= SIMM_MAX && src2w >= SIMM_MIN) {
                flags |= SRC2_IMM;
                src2_r = src2w;
            }
        }
        if (!(flags & SRC2_IMM) && (flags & CUMULATIVE_OP) && (src1 & SLJIT_IMM) && src1w) {
            if (src1w <= SIMM_MAX && src1w >= SIMM_MIN) {
                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;
    else if (src1 & SLJIT_IMM) {
        if (src1w) {
            FAIL_IF(load_immediate(compiler, TMP_REG1, src1w));
            src1_r = TMP_REG1;
        }
        else
            src1_r = 0;
    }
    else {
        if (getput_arg_fast(compiler, flags | LOAD_DATA, 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 | MOVE_OP)) == MOVE_OP)
            dst_r = src2_r;
    }
    else if (src2 & SLJIT_IMM) {
        if (!(flags & SRC2_IMM)) {
            if (src2w) {
                FAIL_IF(load_immediate(compiler, sugg_src2_r, src2w));
                src2_r = sugg_src2_r;
            }
            else {
                src2_r = 0;
                if (flags & MOVE_OP) {
                    if (dst & SLJIT_MEM)
                        dst_r = 0;
                    else
                        op = SLJIT_MOV;
                }
            }
        }
    }
    else {
        if (getput_arg_fast(compiler, flags | LOAD_DATA, 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, TMP_REG2, src2, src2w, src1, src1w));
            FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG1, src1, src1w, dst, dstw));
        }
        else {
            FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG1, src1, src1w, src2, src2w));
            FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG2, src2, src2w, dst, dstw));
        }
    }
    else if (flags & SLOW_SRC1)
        FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG1, src1, src1w, dst, dstw));
    else if (flags & SLOW_SRC2)
        FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, 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, dst_r, dst, dstw);
            return compiler->error;
        }
        return getput_arg(compiler, flags, 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)
{
    CHECK_ERROR();
    CHECK(check_sljit_emit_op0(compiler, op));
 
    op = GET_OPCODE(op);
    switch (op) {
    case SLJIT_BREAKPOINT:
        return push_inst(compiler, TA, UNMOVABLE_INS);
    case SLJIT_NOP:
        return push_inst(compiler, NOP, UNMOVABLE_INS);
    case SLJIT_LMUL_UW:
    case SLJIT_LMUL_SW:
#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
        FAIL_IF(push_inst(compiler, (op == SLJIT_LMUL_UW ? UMUL : SMUL) | D(SLJIT_R0) | S1(SLJIT_R0) | S2(SLJIT_R1), DR(SLJIT_R0)));
        return push_inst(compiler, RDY | D(SLJIT_R1), DR(SLJIT_R1));
#else
#error "Implementation required"
#endif
    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_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
        if ((op | 0x2) == SLJIT_DIV_UW)
            FAIL_IF(push_inst(compiler, WRY | S1(0), MOVABLE_INS));
        else {
            FAIL_IF(push_inst(compiler, SRA | D(TMP_REG1) | S1(SLJIT_R0) | IMM(31), DR(TMP_REG1)));
            FAIL_IF(push_inst(compiler, WRY | S1(TMP_REG1), MOVABLE_INS));
        }
        if (op <= SLJIT_DIVMOD_SW)
            FAIL_IF(push_inst(compiler, OR | D(TMP_REG2) | S1(0) | S2(SLJIT_R0), DR(TMP_REG2)));
        FAIL_IF(push_inst(compiler, ((op | 0x2) == SLJIT_DIV_UW ? UDIV : SDIV) | D(SLJIT_R0) | S1(SLJIT_R0) | S2(SLJIT_R1), DR(SLJIT_R0)));
        if (op >= SLJIT_DIV_UW)
            return SLJIT_SUCCESS;
        FAIL_IF(push_inst(compiler, SMUL | D(SLJIT_R1) | S1(SLJIT_R0) | S2(SLJIT_R1), DR(SLJIT_R1)));
        return push_inst(compiler, SUB | D(SLJIT_R1) | S1(TMP_REG2) | S2(SLJIT_R1), DR(SLJIT_R1));
#else
#error "Implementation required"
#endif
    case SLJIT_ENDBR:
    case SLJIT_SKIP_FRAMES_BEFORE_RETURN:
        return SLJIT_SUCCESS;
    }
 
    return SLJIT_SUCCESS;
}
 
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)
{
    sljit_u32 flags = HAS_FLAGS(op) ? SET_FLAGS : 0;
 
    CHECK_ERROR();
    CHECK(check_sljit_emit_op1(compiler, op, dst, dstw, src, srcw));
    ADJUST_LOCAL_OFFSET(dst, dstw);
    ADJUST_LOCAL_OFFSET(src, srcw);
 
    op = GET_OPCODE(op);
    switch (op) {
    case SLJIT_MOV:
#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
    case SLJIT_MOV_U32:
    case SLJIT_MOV_S32:
    case SLJIT_MOV32:
#endif
    case SLJIT_MOV_P:
        return emit_op(compiler, SLJIT_MOV, flags | WORD_DATA | MOVE_OP, dst, dstw, TMP_REG1, 0, src, srcw);
 
    case SLJIT_MOV_U8:
        return emit_op(compiler, SLJIT_MOV_U8, flags | BYTE_DATA | MOVE_OP, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_u8)srcw : srcw);
 
    case SLJIT_MOV_S8:
        return emit_op(compiler, SLJIT_MOV_S8, flags | BYTE_DATA | SIGNED_DATA | MOVE_OP, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_s8)srcw : srcw);
 
    case SLJIT_MOV_U16:
        return emit_op(compiler, SLJIT_MOV_U16, flags | HALF_DATA | MOVE_OP, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_u16)srcw : srcw);
 
    case SLJIT_MOV_S16:
        return emit_op(compiler, SLJIT_MOV_S16, flags | HALF_DATA | SIGNED_DATA | MOVE_OP, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_s16)srcw : srcw);
 
    case SLJIT_NOT:
    case SLJIT_CLZ:
        return emit_op(compiler, op, flags, dst, dstw, TMP_REG1, 0, src, srcw);
    }
 
    return SLJIT_SUCCESS;
}
 
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)
{
    sljit_u32 flags = HAS_FLAGS(op) ? SET_FLAGS : 0;
 
    CHECK_ERROR();
    CHECK(check_sljit_emit_op2(compiler, op, 0, dst, dstw, src1, src1w, src2, src2w));
    ADJUST_LOCAL_OFFSET(dst, dstw);
    ADJUST_LOCAL_OFFSET(src1, src1w);
    ADJUST_LOCAL_OFFSET(src2, src2w);
 
    op = GET_OPCODE(op);
    switch (op) {
    case SLJIT_ADD:
    case SLJIT_ADDC:
    case SLJIT_MUL:
    case SLJIT_AND:
    case SLJIT_OR:
    case SLJIT_XOR:
        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_SHL:
    case SLJIT_LSHR:
    case SLJIT_ASHR:
#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
        if (src2 & SLJIT_IMM)
            src2w &= 0x1f;
#else
        SLJIT_UNREACHABLE();
#endif
        return emit_op(compiler, op, flags | IMM_OP, dst, dstw, src1, src1w, src2, src2w);
    }
 
    return SLJIT_SUCCESS;
}
 
SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op2u(struct sljit_compiler *compiler, sljit_s32 op,
    sljit_s32 src1, sljit_sw src1w,
    sljit_s32 src2, sljit_sw src2w)
{
    CHECK_ERROR();
    CHECK(check_sljit_emit_op2(compiler, op, 1, 0, 0, src1, src1w, src2, src2w));
 
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
        || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    compiler->skip_checks = 1;
#endif
    return sljit_emit_op2(compiler, op, TMP_REG2, 0, src1, src1w, src2, src2w);
}
 
SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_src(struct sljit_compiler *compiler, sljit_s32 op,
    sljit_s32 src, sljit_sw srcw)
{
    CHECK_ERROR();
    CHECK(check_sljit_emit_op_src(compiler, op, src, srcw));
    ADJUST_LOCAL_OFFSET(src, srcw);
 
    switch (op) {
    case SLJIT_FAST_RETURN:
        if (FAST_IS_REG(src))
            FAIL_IF(push_inst(compiler, OR | D(TMP_LINK) | S1(0) | S2(src), DR(TMP_LINK)));
        else
            FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, TMP_LINK, src, srcw));
 
        FAIL_IF(push_inst(compiler, JMPL | D(0) | S1(TMP_LINK) | IMM(8), UNMOVABLE_INS));
        return push_inst(compiler, NOP, UNMOVABLE_INS);
    case SLJIT_SKIP_FRAMES_BEFORE_FAST_RETURN:
    case SLJIT_PREFETCH_L1:
    case SLJIT_PREFETCH_L2:
    case SLJIT_PREFETCH_L3:
    case SLJIT_PREFETCH_ONCE:
        return SLJIT_SUCCESS;
    }
 
    return SLJIT_SUCCESS;
}
 
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 freg_map[reg];
}
 
SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_custom(struct sljit_compiler *compiler,
    void *instruction, sljit_u32 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) ((sljit_ins)DOUBLE_DATA | (((sljit_ins)(op) & SLJIT_32) >> 7))
#define SELECT_FOP(op, single, double) ((op & SLJIT_32) ? single : double)
#define FLOAT_TMP_MEM_OFFSET (22 * sizeof(sljit_sw))
 
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 (src & SLJIT_MEM) {
        FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src, srcw, dst, dstw));
        src = TMP_FREG1;
    }
 
    FAIL_IF(push_inst(compiler, SELECT_FOP(op, FSTOI, FDTOI) | FD(TMP_FREG1) | FS2(src), MOVABLE_INS));
 
    if (FAST_IS_REG(dst)) {
        FAIL_IF(emit_op_mem2(compiler, SINGLE_DATA, TMP_FREG1, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET));
        return emit_op_mem2(compiler, WORD_DATA | LOAD_DATA, dst, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET);
    }
 
    /* Store the integer value from a VFP register. */
    return emit_op_mem2(compiler, SINGLE_DATA, TMP_FREG1, dst, dstw, 0, 0);
}
 
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)
{
    sljit_s32 dst_r = FAST_IS_REG(dst) ? dst : TMP_FREG1;
 
    if (src & SLJIT_IMM) {
#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, TMP_REG1, srcw));
        src = TMP_REG1;
        srcw = 0;
    }
 
    if (FAST_IS_REG(src)) {
        FAIL_IF(emit_op_mem2(compiler, WORD_DATA, src, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET));
        src = SLJIT_MEM1(SLJIT_SP);
        srcw = FLOAT_TMP_MEM_OFFSET;
    }
 
    FAIL_IF(emit_op_mem2(compiler, SINGLE_DATA | LOAD_DATA, TMP_FREG1, src, srcw, dst, dstw));
    FAIL_IF(push_inst(compiler, SELECT_FOP(op, FITOS, FITOD) | FD(dst_r) | FS2(TMP_FREG1), MOVABLE_INS));
 
    if (dst & SLJIT_MEM)
        return emit_op_mem2(compiler, FLOAT_DATA(op), TMP_FREG1, dst, dstw, 0, 0);
    return SLJIT_SUCCESS;
}
 
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)
{
    if (src1 & SLJIT_MEM) {
        FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w, src2, src2w));
        src1 = TMP_FREG1;
    }
 
    if (src2 & SLJIT_MEM) {
        FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w, 0, 0));
        src2 = TMP_FREG2;
    }
 
    return push_inst(compiler, SELECT_FOP(op, FCMPS, FCMPD) | FS1(src1) | FS2(src2), FCC_IS_SET | MOVABLE_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_32 == 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_32;
 
    dst_r = FAST_IS_REG(dst) ? dst : TMP_FREG1;
 
    if (src & SLJIT_MEM) {
        FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, 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, FMOVS | FD(dst_r) | FS2(src), MOVABLE_INS));
                if (!(op & SLJIT_32))
                    FAIL_IF(push_inst(compiler, FMOVS | FDN(dst_r) | FS2N(src), MOVABLE_INS));
            }
            else
                dst_r = src;
        }
        break;
    case SLJIT_NEG_F64:
        FAIL_IF(push_inst(compiler, FNEGS | FD(dst_r) | FS2(src), MOVABLE_INS));
        if (dst_r != src && !(op & SLJIT_32))
            FAIL_IF(push_inst(compiler, FMOVS | FDN(dst_r) | FS2N(src), MOVABLE_INS));
        break;
    case SLJIT_ABS_F64:
        FAIL_IF(push_inst(compiler, FABSS | FD(dst_r) | FS2(src), MOVABLE_INS));
        if (dst_r != src && !(op & SLJIT_32))
            FAIL_IF(push_inst(compiler, FMOVS | FDN(dst_r) | FS2N(src), MOVABLE_INS));
        break;
    case SLJIT_CONV_F64_FROM_F32:
        FAIL_IF(push_inst(compiler, SELECT_FOP(op, FSTOD, FDTOS) | FD(dst_r) | FS2(src), MOVABLE_INS));
        op ^= SLJIT_32;
        break;
    }
 
    if (dst & SLJIT_MEM)
        FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op), 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, 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, 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, TMP_FREG2, src2, src2w, src1, src1w));
            FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w, dst, dstw));
        }
        else {
            FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w, src2, src2w));
            FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w, dst, dstw));
        }
    }
    else if (flags & SLOW_SRC1)
        FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w, dst, dstw));
    else if (flags & SLOW_SRC2)
        FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, 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, SELECT_FOP(op, FADDS, FADDD) | FD(dst_r) | FS1(src1) | FS2(src2), MOVABLE_INS));
        break;
 
    case SLJIT_SUB_F64:
        FAIL_IF(push_inst(compiler, SELECT_FOP(op, FSUBS, FSUBD) | FD(dst_r) | FS1(src1) | FS2(src2), MOVABLE_INS));
        break;
 
    case SLJIT_MUL_F64:
        FAIL_IF(push_inst(compiler, SELECT_FOP(op, FMULS, FMULD) | FD(dst_r) | FS1(src1) | FS2(src2), MOVABLE_INS));
        break;
 
    case SLJIT_DIV_F64:
        FAIL_IF(push_inst(compiler, SELECT_FOP(op, FDIVS, FDIVD) | FD(dst_r) | FS1(src1) | FS2(src2), MOVABLE_INS));
        break;
    }
 
    if (dst_r == TMP_FREG2)
        FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op), TMP_FREG2, dst, dstw, 0, 0));
 
    return SLJIT_SUCCESS;
}
 
#undef FLOAT_DATA
#undef SELECT_FOP
 
/* --------------------------------------------------------------------- */
/*  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, OR | D(dst) | S1(0) | S2(TMP_LINK), UNMOVABLE_INS);
 
    /* Memory. */
    FAIL_IF(emit_op_mem(compiler, WORD_DATA, TMP_LINK, dst, dstw));
    compiler->delay_slot = UNMOVABLE_INS;
    return SLJIT_SUCCESS;
}
 
/* --------------------------------------------------------------------- */
/*  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;
}
 
static sljit_ins get_cc(struct sljit_compiler *compiler, sljit_s32 type)
{
    switch (type) {
    case SLJIT_EQUAL:
    case SLJIT_NOT_EQUAL_F64: /* Unordered. */
        return DA(0x1);
 
    case SLJIT_NOT_EQUAL:
    case SLJIT_EQUAL_F64:
        return DA(0x9);
 
    case SLJIT_LESS:
    case SLJIT_GREATER_F64: /* Unordered. */
    case SLJIT_CARRY:
        return DA(0x5);
 
    case SLJIT_GREATER_EQUAL:
    case SLJIT_LESS_EQUAL_F64:
    case SLJIT_NOT_CARRY:
        return DA(0xd);
 
    case SLJIT_GREATER:
    case SLJIT_GREATER_EQUAL_F64: /* Unordered. */
        return DA(0xc);
 
    case SLJIT_LESS_EQUAL:
    case SLJIT_LESS_F64:
        return DA(0x4);
 
    case SLJIT_SIG_LESS:
        return DA(0x3);
 
    case SLJIT_SIG_GREATER_EQUAL:
        return DA(0xb);
 
    case SLJIT_SIG_GREATER:
        return DA(0xa);
 
    case SLJIT_SIG_LESS_EQUAL:
        return DA(0x2);
 
    case SLJIT_OVERFLOW:
        if (!(compiler->status_flags_state & (SLJIT_CURRENT_FLAGS_ADD | SLJIT_CURRENT_FLAGS_SUB)))
            return DA(0x9);
        /* fallthrough */
 
    case SLJIT_UNORDERED_F64:
        return DA(0x7);
 
    case SLJIT_NOT_OVERFLOW:
        if (!(compiler->status_flags_state & (SLJIT_CURRENT_FLAGS_ADD | SLJIT_CURRENT_FLAGS_SUB)))
            return DA(0x1);
        /* fallthrough */
 
    case SLJIT_ORDERED_F64:
        return DA(0xf);
 
    default:
        SLJIT_UNREACHABLE();
        return DA(0x8);
    }
}
 
SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compiler *compiler, sljit_s32 type)
{
    struct sljit_jump *jump;
 
    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;
 
    if (type < SLJIT_EQUAL_F64) {
        jump->flags |= IS_COND;
        if (((compiler->delay_slot & DST_INS_MASK) != UNMOVABLE_INS) && !(compiler->delay_slot & ICC_IS_SET))
            jump->flags |= IS_MOVABLE;
#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
        PTR_FAIL_IF(push_inst(compiler, BICC | get_cc(compiler, type ^ 1) | 5, UNMOVABLE_INS));
#else
#error "Implementation required"
#endif
    }
    else if (type < SLJIT_JUMP) {
        jump->flags |= IS_COND;
        if (((compiler->delay_slot & DST_INS_MASK) != UNMOVABLE_INS) && !(compiler->delay_slot & FCC_IS_SET))
            jump->flags |= IS_MOVABLE;
#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
        PTR_FAIL_IF(push_inst(compiler, FBFCC | get_cc(compiler, type ^ 1) | 5, UNMOVABLE_INS));
#else
#error "Implementation required"
#endif
    }
    else {
        if ((compiler->delay_slot & DST_INS_MASK) != UNMOVABLE_INS)
            jump->flags |= IS_MOVABLE;
        if (type >= SLJIT_FAST_CALL)
            jump->flags |= IS_CALL;
    }
 
    PTR_FAIL_IF(emit_const(compiler, TMP_REG1, 0));
    PTR_FAIL_IF(push_inst(compiler, JMPL | D(type >= SLJIT_FAST_CALL ? TMP_LINK : 0) | S1(TMP_REG1) | IMM(0), UNMOVABLE_INS));
    jump->addr = compiler->size;
    PTR_FAIL_IF(push_inst(compiler, NOP, UNMOVABLE_INS));
 
    return jump;
}
 
SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_call(struct sljit_compiler *compiler, sljit_s32 type,
    sljit_s32 arg_types)
{
    CHECK_ERROR_PTR();
    CHECK_PTR(check_sljit_emit_call(compiler, type, arg_types));
 
    PTR_FAIL_IF(call_with_args(compiler, arg_types, NULL));
 
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
        || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    compiler->skip_checks = 1;
#endif
 
    return sljit_emit_jump(compiler, type);
}
 
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;
    sljit_s32 src_r;
 
    CHECK_ERROR();
    CHECK(check_sljit_emit_ijump(compiler, type, src, srcw));
    ADJUST_LOCAL_OFFSET(src, srcw);
 
    if (FAST_IS_REG(src))
        src_r = src;
    else if (src & SLJIT_IMM) {
        jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump));
        FAIL_IF(!jump);
        set_jump(jump, compiler, JUMP_ADDR);
        jump->u.target = (sljit_uw)srcw;
 
        if ((compiler->delay_slot & DST_INS_MASK) != UNMOVABLE_INS)
            jump->flags |= IS_MOVABLE;
        if (type >= SLJIT_FAST_CALL)
            jump->flags |= IS_CALL;
 
        FAIL_IF(emit_const(compiler, TMP_REG1, 0));
        src_r = TMP_REG1;
    }
    else {
        FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, TMP_REG1, src, srcw));
        src_r = TMP_REG1;
    }
 
    FAIL_IF(push_inst(compiler, JMPL | D(type >= SLJIT_FAST_CALL ? TMP_LINK : 0) | S1(src_r) | IMM(0), UNMOVABLE_INS));
    if (jump)
        jump->addr = compiler->size;
    return push_inst(compiler, NOP, UNMOVABLE_INS);
}
 
SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_icall(struct sljit_compiler *compiler, sljit_s32 type,
    sljit_s32 arg_types,
    sljit_s32 src, sljit_sw srcw)
{
    CHECK_ERROR();
    CHECK(check_sljit_emit_icall(compiler, type, arg_types, src, srcw));
 
    if (src & SLJIT_MEM) {
        ADJUST_LOCAL_OFFSET(src, srcw);
        FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, TMP_REG1, src, srcw));
        src = TMP_REG1;
    }
 
    FAIL_IF(call_with_args(compiler, arg_types, &src));
 
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
        || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    compiler->skip_checks = 1;
#endif
 
    return sljit_emit_ijump(compiler, type, src, srcw);
}
 
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 reg;
    sljit_u32 flags = HAS_FLAGS(op) ? SET_FLAGS : 0;
 
    CHECK_ERROR();
    CHECK(check_sljit_emit_op_flags(compiler, op, dst, dstw, type));
    ADJUST_LOCAL_OFFSET(dst, dstw);
 
#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
    op = GET_OPCODE(op);
    reg = (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, WORD_DATA | LOAD_DATA, TMP_REG1, dst, dstw, dst, dstw));
 
    type &= 0xff;
    if (type < SLJIT_EQUAL_F64)
        FAIL_IF(push_inst(compiler, BICC | get_cc(compiler, type) | 3, UNMOVABLE_INS));
    else
        FAIL_IF(push_inst(compiler, FBFCC | get_cc(compiler, type) | 3, UNMOVABLE_INS));
 
    FAIL_IF(push_inst(compiler, OR | D(reg) | S1(0) | IMM(1), UNMOVABLE_INS));
    FAIL_IF(push_inst(compiler, OR | D(reg) | S1(0) | IMM(0), UNMOVABLE_INS));
 
    if (op >= SLJIT_ADD) {
        flags |= CUMULATIVE_OP | IMM_OP | ALT_KEEP_CACHE;
        if (dst & SLJIT_MEM)
            return emit_op(compiler, op, flags, dst, dstw, TMP_REG1, 0, TMP_REG2, 0);
        return emit_op(compiler, op, flags, dst, 0, dst, 0, TMP_REG2, 0);
    }
 
    if (!(dst & SLJIT_MEM))
        return SLJIT_SUCCESS;
 
    return emit_op_mem(compiler, WORD_DATA, TMP_REG2, dst, dstw);
#else
#error "Implementation required"
#endif
}
 
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)
{
    CHECK_ERROR();
    CHECK(check_sljit_emit_cmov(compiler, type, dst_reg, src, srcw));
 
#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
    return sljit_emit_cmov_generic(compiler, type, dst_reg, src, srcw);;
#else
#error "Implementation required"
#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 dst_r;
 
    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);
 
    dst_r = FAST_IS_REG(dst) ? dst : TMP_REG2;
    PTR_FAIL_IF(emit_const(compiler, dst_r, init_value));
 
    if (dst & SLJIT_MEM)
        PTR_FAIL_IF(emit_op_mem(compiler, WORD_DATA, TMP_REG2, dst, dstw));
    return const_;
}
 
SLJIT_API_FUNC_ATTRIBUTE struct sljit_put_label* sljit_emit_put_label(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw)
{
    struct sljit_put_label *put_label;
    sljit_s32 dst_r;
 
    CHECK_ERROR_PTR();
    CHECK_PTR(check_sljit_emit_put_label(compiler, dst, dstw));
    ADJUST_LOCAL_OFFSET(dst, dstw);
 
    put_label = (struct sljit_put_label*)ensure_abuf(compiler, sizeof(struct sljit_put_label));
    PTR_FAIL_IF(!put_label);
    set_put_label(put_label, compiler, 0);
 
    dst_r = FAST_IS_REG(dst) ? dst : TMP_REG2;
    PTR_FAIL_IF(emit_const(compiler, dst_r, 0));
 
    if (dst & SLJIT_MEM)
        PTR_FAIL_IF(emit_op_mem(compiler, WORD_DATA, TMP_REG2, dst, dstw));
    return put_label;
}