#include "ibm.h"

#include "x86.h"
#include "x86_flags.h"
#include "386_common.h"
#include "codegen.h"
#include "codegen_accumulate.h"
#include "codegen_ir.h"
#include "codegen_ops.h"
#include "codegen_ops_mmx_logic.h"
#include "codegen_ops_helpers.h"

uint32_t ropPAND(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
        int dest_reg = (fetchdat >> 3) & 7;

        uop_MMX_ENTER(ir);
        codegen_mark_code_present(block, cs+op_pc, 1);
        if ((fetchdat & 0xc0) == 0xc0)
        {
                int src_reg = fetchdat & 7;
                uop_AND(ir, IREG_MM(dest_reg), IREG_MM(dest_reg), IREG_MM(src_reg));
        }
        else
        {
                x86seg *target_seg;

                uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);
                target_seg = codegen_generate_ea(ir, op_ea_seg, fetchdat, op_ssegs, &op_pc, op_32, 0);
                codegen_check_seg_read(block, ir, target_seg);
                uop_MEM_LOAD_REG(ir, IREG_temp0_Q, ireg_seg_base(target_seg), IREG_eaaddr);
                uop_AND(ir, IREG_MM(dest_reg), IREG_MM(dest_reg), IREG_temp0_Q);
        }

        return op_pc + 1;
}
uint32_t ropPANDN(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
        int dest_reg = (fetchdat >> 3) & 7;

        uop_MMX_ENTER(ir);
        codegen_mark_code_present(block, cs+op_pc, 1);
        if ((fetchdat & 0xc0) == 0xc0)
        {
                int src_reg = fetchdat & 7;
                uop_ANDN(ir, IREG_MM(dest_reg), IREG_MM(dest_reg), IREG_MM(src_reg));
        }
        else
        {
                x86seg *target_seg;

                uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);
                target_seg = codegen_generate_ea(ir, op_ea_seg, fetchdat, op_ssegs, &op_pc, op_32, 0);
                codegen_check_seg_read(block, ir, target_seg);
                uop_MEM_LOAD_REG(ir, IREG_temp0_Q, ireg_seg_base(target_seg), IREG_eaaddr);
                uop_ANDN(ir, IREG_MM(dest_reg), IREG_MM(dest_reg), IREG_temp0_Q);
        }

        return op_pc + 1;
}
uint32_t ropPOR(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
        int dest_reg = (fetchdat >> 3) & 7;

        uop_MMX_ENTER(ir);
        codegen_mark_code_present(block, cs+op_pc, 1);
        if ((fetchdat & 0xc0) == 0xc0)
        {
                int src_reg = fetchdat & 7;
                uop_OR(ir, IREG_MM(dest_reg), IREG_MM(dest_reg), IREG_MM(src_reg));
        }
        else
        {
                x86seg *target_seg;

                uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);
                target_seg = codegen_generate_ea(ir, op_ea_seg, fetchdat, op_ssegs, &op_pc, op_32, 0);
                codegen_check_seg_read(block, ir, target_seg);
                uop_MEM_LOAD_REG(ir, IREG_temp0_Q, ireg_seg_base(target_seg), IREG_eaaddr);
                uop_OR(ir, IREG_MM(dest_reg), IREG_MM(dest_reg), IREG_temp0_Q);
        }

        return op_pc + 1;
}
uint32_t ropPXOR(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
        int dest_reg = (fetchdat >> 3) & 7;

        uop_MMX_ENTER(ir);
        codegen_mark_code_present(block, cs+op_pc, 1);
        if ((fetchdat & 0xc0) == 0xc0)
        {
                int src_reg = fetchdat & 7;
                uop_XOR(ir, IREG_MM(dest_reg), IREG_MM(dest_reg), IREG_MM(src_reg));
        }
        else
        {
                x86seg *target_seg;

                uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);
                target_seg = codegen_generate_ea(ir, op_ea_seg, fetchdat, op_ssegs, &op_pc, op_32, 0);
                codegen_check_seg_read(block, ir, target_seg);
                uop_MEM_LOAD_REG(ir, IREG_temp0_Q, ireg_seg_base(target_seg), IREG_eaaddr);
                uop_XOR(ir, IREG_MM(dest_reg), IREG_MM(dest_reg), IREG_temp0_Q);
        }

        return op_pc + 1;
}
