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/*
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* Tiny Code Interpreter for QEMU
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*
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* Copyright (c) 2009, 2011 Stefan Weil
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h" |
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/* Defining NDEBUG disables assertions (which makes the code faster). */
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#if !defined(CONFIG_TCG_DEBUG) && !defined(NDEBUG)
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# define NDEBUG
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#endif
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#include "qemu-common.h" |
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#include "dyngen-exec.h" /* env */ |
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#include "exec-all.h" /* MAX_OPC_PARAM_IARGS */ |
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#include "tcg-op.h" |
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/* Marker for missing code. */
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#define TODO() \
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do { \
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fprintf(stderr, "TODO %s:%u: %s()\n", \
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__FILE__, __LINE__, __func__); \ |
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tcg_abort(); \ |
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} while (0) |
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#if MAX_OPC_PARAM_IARGS != 4 |
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# error Fix needed, number of supported input arguments changed!
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#endif
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#if TCG_TARGET_REG_BITS == 32 |
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typedef uint64_t (*helper_function)(tcg_target_ulong, tcg_target_ulong,
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tcg_target_ulong, tcg_target_ulong, |
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tcg_target_ulong, tcg_target_ulong, |
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tcg_target_ulong, tcg_target_ulong); |
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#else
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typedef uint64_t (*helper_function)(tcg_target_ulong, tcg_target_ulong,
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tcg_target_ulong, tcg_target_ulong); |
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#endif
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|
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/* TCI can optionally use a global register variable for env. */
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#if !defined(AREG0)
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CPUState *env; |
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#endif
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/* Targets which don't use GETPC also don't need tci_tb_ptr
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which makes them a little faster. */
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#if defined(GETPC)
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void *tci_tb_ptr;
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#endif
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static tcg_target_ulong tci_reg[TCG_TARGET_NB_REGS];
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static tcg_target_ulong tci_read_reg(TCGReg index)
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{
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assert(index < ARRAY_SIZE(tci_reg)); |
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return tci_reg[index];
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} |
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|
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#if TCG_TARGET_HAS_ext8s_i32 || TCG_TARGET_HAS_ext8s_i64
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static int8_t tci_read_reg8s(TCGReg index)
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{
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return (int8_t)tci_read_reg(index);
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} |
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#endif
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#if TCG_TARGET_HAS_ext16s_i32 || TCG_TARGET_HAS_ext16s_i64
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static int16_t tci_read_reg16s(TCGReg index)
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{
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return (int16_t)tci_read_reg(index);
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} |
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#endif
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|
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#if TCG_TARGET_REG_BITS == 64 |
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static int32_t tci_read_reg32s(TCGReg index)
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{
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return (int32_t)tci_read_reg(index);
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} |
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#endif
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static uint8_t tci_read_reg8(TCGReg index)
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{
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return (uint8_t)tci_read_reg(index);
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} |
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static uint16_t tci_read_reg16(TCGReg index)
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{
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return (uint16_t)tci_read_reg(index);
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} |
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static uint32_t tci_read_reg32(TCGReg index)
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{
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return (uint32_t)tci_read_reg(index);
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} |
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#if TCG_TARGET_REG_BITS == 64 |
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static uint64_t tci_read_reg64(TCGReg index)
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{
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return tci_read_reg(index);
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} |
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#endif
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static void tci_write_reg(TCGReg index, tcg_target_ulong value) |
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{
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assert(index < ARRAY_SIZE(tci_reg)); |
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assert(index != TCG_AREG0); |
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tci_reg[index] = value; |
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} |
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static void tci_write_reg8s(TCGReg index, int8_t value) |
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{
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tci_write_reg(index, value); |
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} |
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static void tci_write_reg16s(TCGReg index, int16_t value) |
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{
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tci_write_reg(index, value); |
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} |
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#if TCG_TARGET_REG_BITS == 64 |
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static void tci_write_reg32s(TCGReg index, int32_t value) |
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{
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tci_write_reg(index, value); |
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} |
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#endif
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static void tci_write_reg8(TCGReg index, uint8_t value) |
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{
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tci_write_reg(index, value); |
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} |
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static void tci_write_reg16(TCGReg index, uint16_t value) |
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{
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tci_write_reg(index, value); |
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} |
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static void tci_write_reg32(TCGReg index, uint32_t value) |
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{
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tci_write_reg(index, value); |
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} |
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#if TCG_TARGET_REG_BITS == 32 |
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static void tci_write_reg64(uint32_t high_index, uint32_t low_index, |
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uint64_t value) |
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{
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tci_write_reg(low_index, value); |
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tci_write_reg(high_index, value >> 32);
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} |
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#elif TCG_TARGET_REG_BITS == 64 |
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static void tci_write_reg64(TCGReg index, uint64_t value) |
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{
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tci_write_reg(index, value); |
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} |
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#endif
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#if TCG_TARGET_REG_BITS == 32 |
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/* Create a 64 bit value from two 32 bit values. */
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static uint64_t tci_uint64(uint32_t high, uint32_t low)
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{
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return ((uint64_t)high << 32) + low; |
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} |
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#endif
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/* Read constant (native size) from bytecode. */
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static tcg_target_ulong tci_read_i(uint8_t **tb_ptr)
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{
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tcg_target_ulong value = *(tcg_target_ulong *)(*tb_ptr); |
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*tb_ptr += sizeof(value);
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return value;
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} |
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/* Read constant (32 bit) from bytecode. */
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static uint32_t tci_read_i32(uint8_t **tb_ptr)
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{
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uint32_t value = *(uint32_t *)(*tb_ptr); |
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*tb_ptr += sizeof(value);
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return value;
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} |
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#if TCG_TARGET_REG_BITS == 64 |
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/* Read constant (64 bit) from bytecode. */
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static uint64_t tci_read_i64(uint8_t **tb_ptr)
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{
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uint64_t value = *(uint64_t *)(*tb_ptr); |
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*tb_ptr += sizeof(value);
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return value;
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} |
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#endif
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/* Read indexed register (native size) from bytecode. */
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static tcg_target_ulong tci_read_r(uint8_t **tb_ptr)
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{
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tcg_target_ulong value = tci_read_reg(**tb_ptr); |
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*tb_ptr += 1;
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return value;
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} |
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/* Read indexed register (8 bit) from bytecode. */
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static uint8_t tci_read_r8(uint8_t **tb_ptr)
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{
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uint8_t value = tci_read_reg8(**tb_ptr); |
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*tb_ptr += 1;
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return value;
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} |
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#if TCG_TARGET_HAS_ext8s_i32 || TCG_TARGET_HAS_ext8s_i64
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/* Read indexed register (8 bit signed) from bytecode. */
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static int8_t tci_read_r8s(uint8_t **tb_ptr)
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{
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int8_t value = tci_read_reg8s(**tb_ptr); |
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*tb_ptr += 1;
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return value;
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} |
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#endif
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/* Read indexed register (16 bit) from bytecode. */
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static uint16_t tci_read_r16(uint8_t **tb_ptr)
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{
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uint16_t value = tci_read_reg16(**tb_ptr); |
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*tb_ptr += 1;
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return value;
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} |
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#if TCG_TARGET_HAS_ext16s_i32 || TCG_TARGET_HAS_ext16s_i64
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/* Read indexed register (16 bit signed) from bytecode. */
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static int16_t tci_read_r16s(uint8_t **tb_ptr)
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{
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int16_t value = tci_read_reg16s(**tb_ptr); |
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*tb_ptr += 1;
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return value;
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} |
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#endif
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/* Read indexed register (32 bit) from bytecode. */
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static uint32_t tci_read_r32(uint8_t **tb_ptr)
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{
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uint32_t value = tci_read_reg32(**tb_ptr); |
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*tb_ptr += 1;
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return value;
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} |
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#if TCG_TARGET_REG_BITS == 32 |
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/* Read two indexed registers (2 * 32 bit) from bytecode. */
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static uint64_t tci_read_r64(uint8_t **tb_ptr)
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{
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uint32_t low = tci_read_r32(tb_ptr); |
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return tci_uint64(tci_read_r32(tb_ptr), low);
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} |
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#elif TCG_TARGET_REG_BITS == 64 |
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/* Read indexed register (32 bit signed) from bytecode. */
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static int32_t tci_read_r32s(uint8_t **tb_ptr)
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{
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int32_t value = tci_read_reg32s(**tb_ptr); |
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*tb_ptr += 1;
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return value;
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} |
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/* Read indexed register (64 bit) from bytecode. */
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static uint64_t tci_read_r64(uint8_t **tb_ptr)
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{
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uint64_t value = tci_read_reg64(**tb_ptr); |
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*tb_ptr += 1;
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return value;
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} |
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#endif
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/* Read indexed register(s) with target address from bytecode. */
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static target_ulong tci_read_ulong(uint8_t **tb_ptr)
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{
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target_ulong taddr = tci_read_r(tb_ptr); |
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#if TARGET_LONG_BITS > TCG_TARGET_REG_BITS
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taddr += (uint64_t)tci_read_r(tb_ptr) << 32;
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#endif
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return taddr;
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} |
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/* Read indexed register or constant (native size) from bytecode. */
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static tcg_target_ulong tci_read_ri(uint8_t **tb_ptr)
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{
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tcg_target_ulong value; |
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TCGReg r = **tb_ptr; |
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*tb_ptr += 1;
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if (r == TCG_CONST) {
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value = tci_read_i(tb_ptr); |
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} else {
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value = tci_read_reg(r); |
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} |
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return value;
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} |
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/* Read indexed register or constant (32 bit) from bytecode. */
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static uint32_t tci_read_ri32(uint8_t **tb_ptr)
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{
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uint32_t value; |
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TCGReg r = **tb_ptr; |
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*tb_ptr += 1;
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if (r == TCG_CONST) {
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value = tci_read_i32(tb_ptr); |
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} else {
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value = tci_read_reg32(r); |
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} |
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return value;
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} |
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|
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#if TCG_TARGET_REG_BITS == 32 |
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/* Read two indexed registers or constants (2 * 32 bit) from bytecode. */
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static uint64_t tci_read_ri64(uint8_t **tb_ptr)
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{
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uint32_t low = tci_read_ri32(tb_ptr); |
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return tci_uint64(tci_read_ri32(tb_ptr), low);
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} |
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#elif TCG_TARGET_REG_BITS == 64 |
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/* Read indexed register or constant (64 bit) from bytecode. */
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static uint64_t tci_read_ri64(uint8_t **tb_ptr)
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{
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uint64_t value; |
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TCGReg r = **tb_ptr; |
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*tb_ptr += 1;
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if (r == TCG_CONST) {
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value = tci_read_i64(tb_ptr); |
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} else {
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value = tci_read_reg64(r); |
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} |
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return value;
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} |
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#endif
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|
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static target_ulong tci_read_label(uint8_t **tb_ptr)
|
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{
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target_ulong label = tci_read_i(tb_ptr); |
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assert(label != 0);
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return label;
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} |
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|
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static bool tci_compare32(uint32_t u0, uint32_t u1, TCGCond condition) |
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{
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bool result = false; |
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int32_t i0 = u0; |
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int32_t i1 = u1; |
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switch (condition) {
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case TCG_COND_EQ:
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result = (u0 == u1); |
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break;
|
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case TCG_COND_NE:
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result = (u0 != u1); |
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break;
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case TCG_COND_LT:
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result = (i0 < i1); |
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break;
|
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case TCG_COND_GE:
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result = (i0 >= i1); |
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break;
|
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case TCG_COND_LE:
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result = (i0 <= i1); |
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break;
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case TCG_COND_GT:
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result = (i0 > i1); |
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break;
|
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case TCG_COND_LTU:
|
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result = (u0 < u1); |
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break;
|
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case TCG_COND_GEU:
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result = (u0 >= u1); |
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break;
|
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case TCG_COND_LEU:
|
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result = (u0 <= u1); |
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break;
|
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case TCG_COND_GTU:
|
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result = (u0 > u1); |
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break;
|
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default:
|
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TODO(); |
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} |
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return result;
|
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} |
| 388 |
|
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static bool tci_compare64(uint64_t u0, uint64_t u1, TCGCond condition) |
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{
|
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bool result = false; |
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int64_t i0 = u0; |
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int64_t i1 = u1; |
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switch (condition) {
|
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case TCG_COND_EQ:
|
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result = (u0 == u1); |
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break;
|
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case TCG_COND_NE:
|
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result = (u0 != u1); |
| 400 |
break;
|
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case TCG_COND_LT:
|
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result = (i0 < i1); |
| 403 |
break;
|
| 404 |
case TCG_COND_GE:
|
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result = (i0 >= i1); |
| 406 |
break;
|
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case TCG_COND_LE:
|
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result = (i0 <= i1); |
| 409 |
break;
|
| 410 |
case TCG_COND_GT:
|
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result = (i0 > i1); |
| 412 |
break;
|
| 413 |
case TCG_COND_LTU:
|
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result = (u0 < u1); |
| 415 |
break;
|
| 416 |
case TCG_COND_GEU:
|
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result = (u0 >= u1); |
| 418 |
break;
|
| 419 |
case TCG_COND_LEU:
|
| 420 |
result = (u0 <= u1); |
| 421 |
break;
|
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case TCG_COND_GTU:
|
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result = (u0 > u1); |
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break;
|
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default:
|
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TODO(); |
| 427 |
} |
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return result;
|
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} |
| 430 |
|
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/* Interpret pseudo code in tb. */
|
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unsigned long tcg_qemu_tb_exec(CPUState *cpustate, uint8_t *tb_ptr) |
| 433 |
{
|
| 434 |
unsigned long next_tb = 0; |
| 435 |
|
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env = cpustate; |
| 437 |
tci_reg[TCG_AREG0] = (tcg_target_ulong)env; |
| 438 |
assert(tb_ptr); |
| 439 |
|
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for (;;) {
|
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#if defined(GETPC)
|
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tci_tb_ptr = tb_ptr; |
| 443 |
#endif
|
| 444 |
TCGOpcode opc = tb_ptr[0];
|
| 445 |
#if !defined(NDEBUG)
|
| 446 |
uint8_t op_size = tb_ptr[1];
|
| 447 |
uint8_t *old_code_ptr = tb_ptr; |
| 448 |
#endif
|
| 449 |
tcg_target_ulong t0; |
| 450 |
tcg_target_ulong t1; |
| 451 |
tcg_target_ulong t2; |
| 452 |
tcg_target_ulong label; |
| 453 |
TCGCond condition; |
| 454 |
target_ulong taddr; |
| 455 |
#ifndef CONFIG_SOFTMMU
|
| 456 |
tcg_target_ulong host_addr; |
| 457 |
#endif
|
| 458 |
uint8_t tmp8; |
| 459 |
uint16_t tmp16; |
| 460 |
uint32_t tmp32; |
| 461 |
uint64_t tmp64; |
| 462 |
#if TCG_TARGET_REG_BITS == 32 |
| 463 |
uint64_t v64; |
| 464 |
#endif
|
| 465 |
|
| 466 |
/* Skip opcode and size entry. */
|
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tb_ptr += 2;
|
| 468 |
|
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switch (opc) {
|
| 470 |
case INDEX_op_end:
|
| 471 |
case INDEX_op_nop:
|
| 472 |
break;
|
| 473 |
case INDEX_op_nop1:
|
| 474 |
case INDEX_op_nop2:
|
| 475 |
case INDEX_op_nop3:
|
| 476 |
case INDEX_op_nopn:
|
| 477 |
case INDEX_op_discard:
|
| 478 |
TODO(); |
| 479 |
break;
|
| 480 |
case INDEX_op_set_label:
|
| 481 |
TODO(); |
| 482 |
break;
|
| 483 |
case INDEX_op_call:
|
| 484 |
t0 = tci_read_ri(&tb_ptr); |
| 485 |
#if TCG_TARGET_REG_BITS == 32 |
| 486 |
tmp64 = ((helper_function)t0)(tci_read_reg(TCG_REG_R0), |
| 487 |
tci_read_reg(TCG_REG_R1), |
| 488 |
tci_read_reg(TCG_REG_R2), |
| 489 |
tci_read_reg(TCG_REG_R3), |
| 490 |
tci_read_reg(TCG_REG_R5), |
| 491 |
tci_read_reg(TCG_REG_R6), |
| 492 |
tci_read_reg(TCG_REG_R7), |
| 493 |
tci_read_reg(TCG_REG_R8)); |
| 494 |
tci_write_reg(TCG_REG_R0, tmp64); |
| 495 |
tci_write_reg(TCG_REG_R1, tmp64 >> 32);
|
| 496 |
#else
|
| 497 |
tmp64 = ((helper_function)t0)(tci_read_reg(TCG_REG_R0), |
| 498 |
tci_read_reg(TCG_REG_R1), |
| 499 |
tci_read_reg(TCG_REG_R2), |
| 500 |
tci_read_reg(TCG_REG_R3)); |
| 501 |
tci_write_reg(TCG_REG_R0, tmp64); |
| 502 |
#endif
|
| 503 |
break;
|
| 504 |
case INDEX_op_jmp:
|
| 505 |
case INDEX_op_br:
|
| 506 |
label = tci_read_label(&tb_ptr); |
| 507 |
assert(tb_ptr == old_code_ptr + op_size); |
| 508 |
tb_ptr = (uint8_t *)label; |
| 509 |
continue;
|
| 510 |
case INDEX_op_setcond_i32:
|
| 511 |
t0 = *tb_ptr++; |
| 512 |
t1 = tci_read_r32(&tb_ptr); |
| 513 |
t2 = tci_read_ri32(&tb_ptr); |
| 514 |
condition = *tb_ptr++; |
| 515 |
tci_write_reg32(t0, tci_compare32(t1, t2, condition)); |
| 516 |
break;
|
| 517 |
#if TCG_TARGET_REG_BITS == 32 |
| 518 |
case INDEX_op_setcond2_i32:
|
| 519 |
t0 = *tb_ptr++; |
| 520 |
tmp64 = tci_read_r64(&tb_ptr); |
| 521 |
v64 = tci_read_ri64(&tb_ptr); |
| 522 |
condition = *tb_ptr++; |
| 523 |
tci_write_reg32(t0, tci_compare64(tmp64, v64, condition)); |
| 524 |
break;
|
| 525 |
#elif TCG_TARGET_REG_BITS == 64 |
| 526 |
case INDEX_op_setcond_i64:
|
| 527 |
t0 = *tb_ptr++; |
| 528 |
t1 = tci_read_r64(&tb_ptr); |
| 529 |
t2 = tci_read_ri64(&tb_ptr); |
| 530 |
condition = *tb_ptr++; |
| 531 |
tci_write_reg64(t0, tci_compare64(t1, t2, condition)); |
| 532 |
break;
|
| 533 |
#endif
|
| 534 |
case INDEX_op_mov_i32:
|
| 535 |
t0 = *tb_ptr++; |
| 536 |
t1 = tci_read_r32(&tb_ptr); |
| 537 |
tci_write_reg32(t0, t1); |
| 538 |
break;
|
| 539 |
case INDEX_op_movi_i32:
|
| 540 |
t0 = *tb_ptr++; |
| 541 |
t1 = tci_read_i32(&tb_ptr); |
| 542 |
tci_write_reg32(t0, t1); |
| 543 |
break;
|
| 544 |
|
| 545 |
/* Load/store operations (32 bit). */
|
| 546 |
|
| 547 |
case INDEX_op_ld8u_i32:
|
| 548 |
t0 = *tb_ptr++; |
| 549 |
t1 = tci_read_r(&tb_ptr); |
| 550 |
t2 = tci_read_i32(&tb_ptr); |
| 551 |
tci_write_reg8(t0, *(uint8_t *)(t1 + t2)); |
| 552 |
break;
|
| 553 |
case INDEX_op_ld8s_i32:
|
| 554 |
case INDEX_op_ld16u_i32:
|
| 555 |
TODO(); |
| 556 |
break;
|
| 557 |
case INDEX_op_ld16s_i32:
|
| 558 |
TODO(); |
| 559 |
break;
|
| 560 |
case INDEX_op_ld_i32:
|
| 561 |
t0 = *tb_ptr++; |
| 562 |
t1 = tci_read_r(&tb_ptr); |
| 563 |
t2 = tci_read_i32(&tb_ptr); |
| 564 |
tci_write_reg32(t0, *(uint32_t *)(t1 + t2)); |
| 565 |
break;
|
| 566 |
case INDEX_op_st8_i32:
|
| 567 |
t0 = tci_read_r8(&tb_ptr); |
| 568 |
t1 = tci_read_r(&tb_ptr); |
| 569 |
t2 = tci_read_i32(&tb_ptr); |
| 570 |
*(uint8_t *)(t1 + t2) = t0; |
| 571 |
break;
|
| 572 |
case INDEX_op_st16_i32:
|
| 573 |
t0 = tci_read_r16(&tb_ptr); |
| 574 |
t1 = tci_read_r(&tb_ptr); |
| 575 |
t2 = tci_read_i32(&tb_ptr); |
| 576 |
*(uint16_t *)(t1 + t2) = t0; |
| 577 |
break;
|
| 578 |
case INDEX_op_st_i32:
|
| 579 |
t0 = tci_read_r32(&tb_ptr); |
| 580 |
t1 = tci_read_r(&tb_ptr); |
| 581 |
t2 = tci_read_i32(&tb_ptr); |
| 582 |
*(uint32_t *)(t1 + t2) = t0; |
| 583 |
break;
|
| 584 |
|
| 585 |
/* Arithmetic operations (32 bit). */
|
| 586 |
|
| 587 |
case INDEX_op_add_i32:
|
| 588 |
t0 = *tb_ptr++; |
| 589 |
t1 = tci_read_ri32(&tb_ptr); |
| 590 |
t2 = tci_read_ri32(&tb_ptr); |
| 591 |
tci_write_reg32(t0, t1 + t2); |
| 592 |
break;
|
| 593 |
case INDEX_op_sub_i32:
|
| 594 |
t0 = *tb_ptr++; |
| 595 |
t1 = tci_read_ri32(&tb_ptr); |
| 596 |
t2 = tci_read_ri32(&tb_ptr); |
| 597 |
tci_write_reg32(t0, t1 - t2); |
| 598 |
break;
|
| 599 |
case INDEX_op_mul_i32:
|
| 600 |
t0 = *tb_ptr++; |
| 601 |
t1 = tci_read_ri32(&tb_ptr); |
| 602 |
t2 = tci_read_ri32(&tb_ptr); |
| 603 |
tci_write_reg32(t0, t1 * t2); |
| 604 |
break;
|
| 605 |
#if TCG_TARGET_HAS_div_i32
|
| 606 |
case INDEX_op_div_i32:
|
| 607 |
t0 = *tb_ptr++; |
| 608 |
t1 = tci_read_ri32(&tb_ptr); |
| 609 |
t2 = tci_read_ri32(&tb_ptr); |
| 610 |
tci_write_reg32(t0, (int32_t)t1 / (int32_t)t2); |
| 611 |
break;
|
| 612 |
case INDEX_op_divu_i32:
|
| 613 |
t0 = *tb_ptr++; |
| 614 |
t1 = tci_read_ri32(&tb_ptr); |
| 615 |
t2 = tci_read_ri32(&tb_ptr); |
| 616 |
tci_write_reg32(t0, t1 / t2); |
| 617 |
break;
|
| 618 |
case INDEX_op_rem_i32:
|
| 619 |
t0 = *tb_ptr++; |
| 620 |
t1 = tci_read_ri32(&tb_ptr); |
| 621 |
t2 = tci_read_ri32(&tb_ptr); |
| 622 |
tci_write_reg32(t0, (int32_t)t1 % (int32_t)t2); |
| 623 |
break;
|
| 624 |
case INDEX_op_remu_i32:
|
| 625 |
t0 = *tb_ptr++; |
| 626 |
t1 = tci_read_ri32(&tb_ptr); |
| 627 |
t2 = tci_read_ri32(&tb_ptr); |
| 628 |
tci_write_reg32(t0, t1 % t2); |
| 629 |
break;
|
| 630 |
#elif TCG_TARGET_HAS_div2_i32
|
| 631 |
case INDEX_op_div2_i32:
|
| 632 |
case INDEX_op_divu2_i32:
|
| 633 |
TODO(); |
| 634 |
break;
|
| 635 |
#endif
|
| 636 |
case INDEX_op_and_i32:
|
| 637 |
t0 = *tb_ptr++; |
| 638 |
t1 = tci_read_ri32(&tb_ptr); |
| 639 |
t2 = tci_read_ri32(&tb_ptr); |
| 640 |
tci_write_reg32(t0, t1 & t2); |
| 641 |
break;
|
| 642 |
case INDEX_op_or_i32:
|
| 643 |
t0 = *tb_ptr++; |
| 644 |
t1 = tci_read_ri32(&tb_ptr); |
| 645 |
t2 = tci_read_ri32(&tb_ptr); |
| 646 |
tci_write_reg32(t0, t1 | t2); |
| 647 |
break;
|
| 648 |
case INDEX_op_xor_i32:
|
| 649 |
t0 = *tb_ptr++; |
| 650 |
t1 = tci_read_ri32(&tb_ptr); |
| 651 |
t2 = tci_read_ri32(&tb_ptr); |
| 652 |
tci_write_reg32(t0, t1 ^ t2); |
| 653 |
break;
|
| 654 |
|
| 655 |
/* Shift/rotate operations (32 bit). */
|
| 656 |
|
| 657 |
case INDEX_op_shl_i32:
|
| 658 |
t0 = *tb_ptr++; |
| 659 |
t1 = tci_read_ri32(&tb_ptr); |
| 660 |
t2 = tci_read_ri32(&tb_ptr); |
| 661 |
tci_write_reg32(t0, t1 << t2); |
| 662 |
break;
|
| 663 |
case INDEX_op_shr_i32:
|
| 664 |
t0 = *tb_ptr++; |
| 665 |
t1 = tci_read_ri32(&tb_ptr); |
| 666 |
t2 = tci_read_ri32(&tb_ptr); |
| 667 |
tci_write_reg32(t0, t1 >> t2); |
| 668 |
break;
|
| 669 |
case INDEX_op_sar_i32:
|
| 670 |
t0 = *tb_ptr++; |
| 671 |
t1 = tci_read_ri32(&tb_ptr); |
| 672 |
t2 = tci_read_ri32(&tb_ptr); |
| 673 |
tci_write_reg32(t0, ((int32_t)t1 >> t2)); |
| 674 |
break;
|
| 675 |
#if TCG_TARGET_HAS_rot_i32
|
| 676 |
case INDEX_op_rotl_i32:
|
| 677 |
t0 = *tb_ptr++; |
| 678 |
t1 = tci_read_ri32(&tb_ptr); |
| 679 |
t2 = tci_read_ri32(&tb_ptr); |
| 680 |
tci_write_reg32(t0, (t1 << t2) | (t1 >> (32 - t2)));
|
| 681 |
break;
|
| 682 |
case INDEX_op_rotr_i32:
|
| 683 |
t0 = *tb_ptr++; |
| 684 |
t1 = tci_read_ri32(&tb_ptr); |
| 685 |
t2 = tci_read_ri32(&tb_ptr); |
| 686 |
tci_write_reg32(t0, (t1 >> t2) | (t1 << (32 - t2)));
|
| 687 |
break;
|
| 688 |
#endif
|
| 689 |
case INDEX_op_brcond_i32:
|
| 690 |
t0 = tci_read_r32(&tb_ptr); |
| 691 |
t1 = tci_read_ri32(&tb_ptr); |
| 692 |
condition = *tb_ptr++; |
| 693 |
label = tci_read_label(&tb_ptr); |
| 694 |
if (tci_compare32(t0, t1, condition)) {
|
| 695 |
assert(tb_ptr == old_code_ptr + op_size); |
| 696 |
tb_ptr = (uint8_t *)label; |
| 697 |
continue;
|
| 698 |
} |
| 699 |
break;
|
| 700 |
#if TCG_TARGET_REG_BITS == 32 |
| 701 |
case INDEX_op_add2_i32:
|
| 702 |
t0 = *tb_ptr++; |
| 703 |
t1 = *tb_ptr++; |
| 704 |
tmp64 = tci_read_r64(&tb_ptr); |
| 705 |
tmp64 += tci_read_r64(&tb_ptr); |
| 706 |
tci_write_reg64(t1, t0, tmp64); |
| 707 |
break;
|
| 708 |
case INDEX_op_sub2_i32:
|
| 709 |
t0 = *tb_ptr++; |
| 710 |
t1 = *tb_ptr++; |
| 711 |
tmp64 = tci_read_r64(&tb_ptr); |
| 712 |
tmp64 -= tci_read_r64(&tb_ptr); |
| 713 |
tci_write_reg64(t1, t0, tmp64); |
| 714 |
break;
|
| 715 |
case INDEX_op_brcond2_i32:
|
| 716 |
tmp64 = tci_read_r64(&tb_ptr); |
| 717 |
v64 = tci_read_ri64(&tb_ptr); |
| 718 |
condition = *tb_ptr++; |
| 719 |
label = tci_read_label(&tb_ptr); |
| 720 |
if (tci_compare64(tmp64, v64, condition)) {
|
| 721 |
assert(tb_ptr == old_code_ptr + op_size); |
| 722 |
tb_ptr = (uint8_t *)label; |
| 723 |
continue;
|
| 724 |
} |
| 725 |
break;
|
| 726 |
case INDEX_op_mulu2_i32:
|
| 727 |
t0 = *tb_ptr++; |
| 728 |
t1 = *tb_ptr++; |
| 729 |
t2 = tci_read_r32(&tb_ptr); |
| 730 |
tmp64 = tci_read_r32(&tb_ptr); |
| 731 |
tci_write_reg64(t1, t0, t2 * tmp64); |
| 732 |
break;
|
| 733 |
#endif /* TCG_TARGET_REG_BITS == 32 */ |
| 734 |
#if TCG_TARGET_HAS_ext8s_i32
|
| 735 |
case INDEX_op_ext8s_i32:
|
| 736 |
t0 = *tb_ptr++; |
| 737 |
t1 = tci_read_r8s(&tb_ptr); |
| 738 |
tci_write_reg32(t0, t1); |
| 739 |
break;
|
| 740 |
#endif
|
| 741 |
#if TCG_TARGET_HAS_ext16s_i32
|
| 742 |
case INDEX_op_ext16s_i32:
|
| 743 |
t0 = *tb_ptr++; |
| 744 |
t1 = tci_read_r16s(&tb_ptr); |
| 745 |
tci_write_reg32(t0, t1); |
| 746 |
break;
|
| 747 |
#endif
|
| 748 |
#if TCG_TARGET_HAS_ext8u_i32
|
| 749 |
case INDEX_op_ext8u_i32:
|
| 750 |
t0 = *tb_ptr++; |
| 751 |
t1 = tci_read_r8(&tb_ptr); |
| 752 |
tci_write_reg32(t0, t1); |
| 753 |
break;
|
| 754 |
#endif
|
| 755 |
#if TCG_TARGET_HAS_ext16u_i32
|
| 756 |
case INDEX_op_ext16u_i32:
|
| 757 |
t0 = *tb_ptr++; |
| 758 |
t1 = tci_read_r16(&tb_ptr); |
| 759 |
tci_write_reg32(t0, t1); |
| 760 |
break;
|
| 761 |
#endif
|
| 762 |
#if TCG_TARGET_HAS_bswap16_i32
|
| 763 |
case INDEX_op_bswap16_i32:
|
| 764 |
t0 = *tb_ptr++; |
| 765 |
t1 = tci_read_r16(&tb_ptr); |
| 766 |
tci_write_reg32(t0, bswap16(t1)); |
| 767 |
break;
|
| 768 |
#endif
|
| 769 |
#if TCG_TARGET_HAS_bswap32_i32
|
| 770 |
case INDEX_op_bswap32_i32:
|
| 771 |
t0 = *tb_ptr++; |
| 772 |
t1 = tci_read_r32(&tb_ptr); |
| 773 |
tci_write_reg32(t0, bswap32(t1)); |
| 774 |
break;
|
| 775 |
#endif
|
| 776 |
#if TCG_TARGET_HAS_not_i32
|
| 777 |
case INDEX_op_not_i32:
|
| 778 |
t0 = *tb_ptr++; |
| 779 |
t1 = tci_read_r32(&tb_ptr); |
| 780 |
tci_write_reg32(t0, ~t1); |
| 781 |
break;
|
| 782 |
#endif
|
| 783 |
#if TCG_TARGET_HAS_neg_i32
|
| 784 |
case INDEX_op_neg_i32:
|
| 785 |
t0 = *tb_ptr++; |
| 786 |
t1 = tci_read_r32(&tb_ptr); |
| 787 |
tci_write_reg32(t0, -t1); |
| 788 |
break;
|
| 789 |
#endif
|
| 790 |
#if TCG_TARGET_REG_BITS == 64 |
| 791 |
case INDEX_op_mov_i64:
|
| 792 |
t0 = *tb_ptr++; |
| 793 |
t1 = tci_read_r64(&tb_ptr); |
| 794 |
tci_write_reg64(t0, t1); |
| 795 |
break;
|
| 796 |
case INDEX_op_movi_i64:
|
| 797 |
t0 = *tb_ptr++; |
| 798 |
t1 = tci_read_i64(&tb_ptr); |
| 799 |
tci_write_reg64(t0, t1); |
| 800 |
break;
|
| 801 |
|
| 802 |
/* Load/store operations (64 bit). */
|
| 803 |
|
| 804 |
case INDEX_op_ld8u_i64:
|
| 805 |
t0 = *tb_ptr++; |
| 806 |
t1 = tci_read_r(&tb_ptr); |
| 807 |
t2 = tci_read_i32(&tb_ptr); |
| 808 |
tci_write_reg8(t0, *(uint8_t *)(t1 + t2)); |
| 809 |
break;
|
| 810 |
case INDEX_op_ld8s_i64:
|
| 811 |
case INDEX_op_ld16u_i64:
|
| 812 |
case INDEX_op_ld16s_i64:
|
| 813 |
TODO(); |
| 814 |
break;
|
| 815 |
case INDEX_op_ld32u_i64:
|
| 816 |
t0 = *tb_ptr++; |
| 817 |
t1 = tci_read_r(&tb_ptr); |
| 818 |
t2 = tci_read_i32(&tb_ptr); |
| 819 |
tci_write_reg32(t0, *(uint32_t *)(t1 + t2)); |
| 820 |
break;
|
| 821 |
case INDEX_op_ld32s_i64:
|
| 822 |
t0 = *tb_ptr++; |
| 823 |
t1 = tci_read_r(&tb_ptr); |
| 824 |
t2 = tci_read_i32(&tb_ptr); |
| 825 |
tci_write_reg32s(t0, *(int32_t *)(t1 + t2)); |
| 826 |
break;
|
| 827 |
case INDEX_op_ld_i64:
|
| 828 |
t0 = *tb_ptr++; |
| 829 |
t1 = tci_read_r(&tb_ptr); |
| 830 |
t2 = tci_read_i32(&tb_ptr); |
| 831 |
tci_write_reg64(t0, *(uint64_t *)(t1 + t2)); |
| 832 |
break;
|
| 833 |
case INDEX_op_st8_i64:
|
| 834 |
t0 = tci_read_r8(&tb_ptr); |
| 835 |
t1 = tci_read_r(&tb_ptr); |
| 836 |
t2 = tci_read_i32(&tb_ptr); |
| 837 |
*(uint8_t *)(t1 + t2) = t0; |
| 838 |
break;
|
| 839 |
case INDEX_op_st16_i64:
|
| 840 |
t0 = tci_read_r16(&tb_ptr); |
| 841 |
t1 = tci_read_r(&tb_ptr); |
| 842 |
t2 = tci_read_i32(&tb_ptr); |
| 843 |
*(uint16_t *)(t1 + t2) = t0; |
| 844 |
break;
|
| 845 |
case INDEX_op_st32_i64:
|
| 846 |
t0 = tci_read_r32(&tb_ptr); |
| 847 |
t1 = tci_read_r(&tb_ptr); |
| 848 |
t2 = tci_read_i32(&tb_ptr); |
| 849 |
*(uint32_t *)(t1 + t2) = t0; |
| 850 |
break;
|
| 851 |
case INDEX_op_st_i64:
|
| 852 |
t0 = tci_read_r64(&tb_ptr); |
| 853 |
t1 = tci_read_r(&tb_ptr); |
| 854 |
t2 = tci_read_i32(&tb_ptr); |
| 855 |
*(uint64_t *)(t1 + t2) = t0; |
| 856 |
break;
|
| 857 |
|
| 858 |
/* Arithmetic operations (64 bit). */
|
| 859 |
|
| 860 |
case INDEX_op_add_i64:
|
| 861 |
t0 = *tb_ptr++; |
| 862 |
t1 = tci_read_ri64(&tb_ptr); |
| 863 |
t2 = tci_read_ri64(&tb_ptr); |
| 864 |
tci_write_reg64(t0, t1 + t2); |
| 865 |
break;
|
| 866 |
case INDEX_op_sub_i64:
|
| 867 |
t0 = *tb_ptr++; |
| 868 |
t1 = tci_read_ri64(&tb_ptr); |
| 869 |
t2 = tci_read_ri64(&tb_ptr); |
| 870 |
tci_write_reg64(t0, t1 - t2); |
| 871 |
break;
|
| 872 |
case INDEX_op_mul_i64:
|
| 873 |
t0 = *tb_ptr++; |
| 874 |
t1 = tci_read_ri64(&tb_ptr); |
| 875 |
t2 = tci_read_ri64(&tb_ptr); |
| 876 |
tci_write_reg64(t0, t1 * t2); |
| 877 |
break;
|
| 878 |
#if TCG_TARGET_HAS_div_i64
|
| 879 |
case INDEX_op_div_i64:
|
| 880 |
case INDEX_op_divu_i64:
|
| 881 |
case INDEX_op_rem_i64:
|
| 882 |
case INDEX_op_remu_i64:
|
| 883 |
TODO(); |
| 884 |
break;
|
| 885 |
#elif TCG_TARGET_HAS_div2_i64
|
| 886 |
case INDEX_op_div2_i64:
|
| 887 |
case INDEX_op_divu2_i64:
|
| 888 |
TODO(); |
| 889 |
break;
|
| 890 |
#endif
|
| 891 |
case INDEX_op_and_i64:
|
| 892 |
t0 = *tb_ptr++; |
| 893 |
t1 = tci_read_ri64(&tb_ptr); |
| 894 |
t2 = tci_read_ri64(&tb_ptr); |
| 895 |
tci_write_reg64(t0, t1 & t2); |
| 896 |
break;
|
| 897 |
case INDEX_op_or_i64:
|
| 898 |
t0 = *tb_ptr++; |
| 899 |
t1 = tci_read_ri64(&tb_ptr); |
| 900 |
t2 = tci_read_ri64(&tb_ptr); |
| 901 |
tci_write_reg64(t0, t1 | t2); |
| 902 |
break;
|
| 903 |
case INDEX_op_xor_i64:
|
| 904 |
t0 = *tb_ptr++; |
| 905 |
t1 = tci_read_ri64(&tb_ptr); |
| 906 |
t2 = tci_read_ri64(&tb_ptr); |
| 907 |
tci_write_reg64(t0, t1 ^ t2); |
| 908 |
break;
|
| 909 |
|
| 910 |
/* Shift/rotate operations (64 bit). */
|
| 911 |
|
| 912 |
case INDEX_op_shl_i64:
|
| 913 |
t0 = *tb_ptr++; |
| 914 |
t1 = tci_read_ri64(&tb_ptr); |
| 915 |
t2 = tci_read_ri64(&tb_ptr); |
| 916 |
tci_write_reg64(t0, t1 << t2); |
| 917 |
break;
|
| 918 |
case INDEX_op_shr_i64:
|
| 919 |
t0 = *tb_ptr++; |
| 920 |
t1 = tci_read_ri64(&tb_ptr); |
| 921 |
t2 = tci_read_ri64(&tb_ptr); |
| 922 |
tci_write_reg64(t0, t1 >> t2); |
| 923 |
break;
|
| 924 |
case INDEX_op_sar_i64:
|
| 925 |
t0 = *tb_ptr++; |
| 926 |
t1 = tci_read_ri64(&tb_ptr); |
| 927 |
t2 = tci_read_ri64(&tb_ptr); |
| 928 |
tci_write_reg64(t0, ((int64_t)t1 >> t2)); |
| 929 |
break;
|
| 930 |
#if TCG_TARGET_HAS_rot_i64
|
| 931 |
case INDEX_op_rotl_i64:
|
| 932 |
case INDEX_op_rotr_i64:
|
| 933 |
TODO(); |
| 934 |
break;
|
| 935 |
#endif
|
| 936 |
case INDEX_op_brcond_i64:
|
| 937 |
t0 = tci_read_r64(&tb_ptr); |
| 938 |
t1 = tci_read_ri64(&tb_ptr); |
| 939 |
condition = *tb_ptr++; |
| 940 |
label = tci_read_label(&tb_ptr); |
| 941 |
if (tci_compare64(t0, t1, condition)) {
|
| 942 |
assert(tb_ptr == old_code_ptr + op_size); |
| 943 |
tb_ptr = (uint8_t *)label; |
| 944 |
continue;
|
| 945 |
} |
| 946 |
break;
|
| 947 |
#if TCG_TARGET_HAS_ext8u_i64
|
| 948 |
case INDEX_op_ext8u_i64:
|
| 949 |
t0 = *tb_ptr++; |
| 950 |
t1 = tci_read_r8(&tb_ptr); |
| 951 |
tci_write_reg64(t0, t1); |
| 952 |
break;
|
| 953 |
#endif
|
| 954 |
#if TCG_TARGET_HAS_ext8s_i64
|
| 955 |
case INDEX_op_ext8s_i64:
|
| 956 |
t0 = *tb_ptr++; |
| 957 |
t1 = tci_read_r8s(&tb_ptr); |
| 958 |
tci_write_reg64(t0, t1); |
| 959 |
break;
|
| 960 |
#endif
|
| 961 |
#if TCG_TARGET_HAS_ext16s_i64
|
| 962 |
case INDEX_op_ext16s_i64:
|
| 963 |
t0 = *tb_ptr++; |
| 964 |
t1 = tci_read_r16s(&tb_ptr); |
| 965 |
tci_write_reg64(t0, t1); |
| 966 |
break;
|
| 967 |
#endif
|
| 968 |
#if TCG_TARGET_HAS_ext16u_i64
|
| 969 |
case INDEX_op_ext16u_i64:
|
| 970 |
t0 = *tb_ptr++; |
| 971 |
t1 = tci_read_r16(&tb_ptr); |
| 972 |
tci_write_reg64(t0, t1); |
| 973 |
break;
|
| 974 |
#endif
|
| 975 |
#if TCG_TARGET_HAS_ext32s_i64
|
| 976 |
case INDEX_op_ext32s_i64:
|
| 977 |
t0 = *tb_ptr++; |
| 978 |
t1 = tci_read_r32s(&tb_ptr); |
| 979 |
tci_write_reg64(t0, t1); |
| 980 |
break;
|
| 981 |
#endif
|
| 982 |
#if TCG_TARGET_HAS_ext32u_i64
|
| 983 |
case INDEX_op_ext32u_i64:
|
| 984 |
t0 = *tb_ptr++; |
| 985 |
t1 = tci_read_r32(&tb_ptr); |
| 986 |
tci_write_reg64(t0, t1); |
| 987 |
break;
|
| 988 |
#endif
|
| 989 |
#if TCG_TARGET_HAS_bswap16_i64
|
| 990 |
case INDEX_op_bswap16_i64:
|
| 991 |
TODO(); |
| 992 |
t0 = *tb_ptr++; |
| 993 |
t1 = tci_read_r16(&tb_ptr); |
| 994 |
tci_write_reg64(t0, bswap16(t1)); |
| 995 |
break;
|
| 996 |
#endif
|
| 997 |
#if TCG_TARGET_HAS_bswap32_i64
|
| 998 |
case INDEX_op_bswap32_i64:
|
| 999 |
t0 = *tb_ptr++; |
| 1000 |
t1 = tci_read_r32(&tb_ptr); |
| 1001 |
tci_write_reg64(t0, bswap32(t1)); |
| 1002 |
break;
|
| 1003 |
#endif
|
| 1004 |
#if TCG_TARGET_HAS_bswap64_i64
|
| 1005 |
case INDEX_op_bswap64_i64:
|
| 1006 |
TODO(); |
| 1007 |
t0 = *tb_ptr++; |
| 1008 |
t1 = tci_read_r64(&tb_ptr); |
| 1009 |
tci_write_reg64(t0, bswap64(t1)); |
| 1010 |
break;
|
| 1011 |
#endif
|
| 1012 |
#if TCG_TARGET_HAS_not_i64
|
| 1013 |
case INDEX_op_not_i64:
|
| 1014 |
t0 = *tb_ptr++; |
| 1015 |
t1 = tci_read_r64(&tb_ptr); |
| 1016 |
tci_write_reg64(t0, ~t1); |
| 1017 |
break;
|
| 1018 |
#endif
|
| 1019 |
#if TCG_TARGET_HAS_neg_i64
|
| 1020 |
case INDEX_op_neg_i64:
|
| 1021 |
t0 = *tb_ptr++; |
| 1022 |
t1 = tci_read_r64(&tb_ptr); |
| 1023 |
tci_write_reg64(t0, -t1); |
| 1024 |
break;
|
| 1025 |
#endif
|
| 1026 |
#endif /* TCG_TARGET_REG_BITS == 64 */ |
| 1027 |
|
| 1028 |
/* QEMU specific operations. */
|
| 1029 |
|
| 1030 |
#if TARGET_LONG_BITS > TCG_TARGET_REG_BITS
|
| 1031 |
case INDEX_op_debug_insn_start:
|
| 1032 |
TODO(); |
| 1033 |
break;
|
| 1034 |
#else
|
| 1035 |
case INDEX_op_debug_insn_start:
|
| 1036 |
TODO(); |
| 1037 |
break;
|
| 1038 |
#endif
|
| 1039 |
case INDEX_op_exit_tb:
|
| 1040 |
next_tb = *(uint64_t *)tb_ptr; |
| 1041 |
goto exit;
|
| 1042 |
break;
|
| 1043 |
case INDEX_op_goto_tb:
|
| 1044 |
t0 = tci_read_i32(&tb_ptr); |
| 1045 |
assert(tb_ptr == old_code_ptr + op_size); |
| 1046 |
tb_ptr += (int32_t)t0; |
| 1047 |
continue;
|
| 1048 |
case INDEX_op_qemu_ld8u:
|
| 1049 |
t0 = *tb_ptr++; |
| 1050 |
taddr = tci_read_ulong(&tb_ptr); |
| 1051 |
#ifdef CONFIG_SOFTMMU
|
| 1052 |
tmp8 = __ldb_mmu(taddr, tci_read_i(&tb_ptr)); |
| 1053 |
#else
|
| 1054 |
host_addr = (tcg_target_ulong)taddr; |
| 1055 |
assert(taddr == host_addr); |
| 1056 |
tmp8 = *(uint8_t *)(host_addr + GUEST_BASE); |
| 1057 |
#endif
|
| 1058 |
tci_write_reg8(t0, tmp8); |
| 1059 |
break;
|
| 1060 |
case INDEX_op_qemu_ld8s:
|
| 1061 |
t0 = *tb_ptr++; |
| 1062 |
taddr = tci_read_ulong(&tb_ptr); |
| 1063 |
#ifdef CONFIG_SOFTMMU
|
| 1064 |
tmp8 = __ldb_mmu(taddr, tci_read_i(&tb_ptr)); |
| 1065 |
#else
|
| 1066 |
host_addr = (tcg_target_ulong)taddr; |
| 1067 |
assert(taddr == host_addr); |
| 1068 |
tmp8 = *(uint8_t *)(host_addr + GUEST_BASE); |
| 1069 |
#endif
|
| 1070 |
tci_write_reg8s(t0, tmp8); |
| 1071 |
break;
|
| 1072 |
case INDEX_op_qemu_ld16u:
|
| 1073 |
t0 = *tb_ptr++; |
| 1074 |
taddr = tci_read_ulong(&tb_ptr); |
| 1075 |
#ifdef CONFIG_SOFTMMU
|
| 1076 |
tmp16 = __ldw_mmu(taddr, tci_read_i(&tb_ptr)); |
| 1077 |
#else
|
| 1078 |
host_addr = (tcg_target_ulong)taddr; |
| 1079 |
assert(taddr == host_addr); |
| 1080 |
tmp16 = tswap16(*(uint16_t *)(host_addr + GUEST_BASE)); |
| 1081 |
#endif
|
| 1082 |
tci_write_reg16(t0, tmp16); |
| 1083 |
break;
|
| 1084 |
case INDEX_op_qemu_ld16s:
|
| 1085 |
t0 = *tb_ptr++; |
| 1086 |
taddr = tci_read_ulong(&tb_ptr); |
| 1087 |
#ifdef CONFIG_SOFTMMU
|
| 1088 |
tmp16 = __ldw_mmu(taddr, tci_read_i(&tb_ptr)); |
| 1089 |
#else
|
| 1090 |
host_addr = (tcg_target_ulong)taddr; |
| 1091 |
assert(taddr == host_addr); |
| 1092 |
tmp16 = tswap16(*(uint16_t *)(host_addr + GUEST_BASE)); |
| 1093 |
#endif
|
| 1094 |
tci_write_reg16s(t0, tmp16); |
| 1095 |
break;
|
| 1096 |
#if TCG_TARGET_REG_BITS == 64 |
| 1097 |
case INDEX_op_qemu_ld32u:
|
| 1098 |
t0 = *tb_ptr++; |
| 1099 |
taddr = tci_read_ulong(&tb_ptr); |
| 1100 |
#ifdef CONFIG_SOFTMMU
|
| 1101 |
tmp32 = __ldl_mmu(taddr, tci_read_i(&tb_ptr)); |
| 1102 |
#else
|
| 1103 |
host_addr = (tcg_target_ulong)taddr; |
| 1104 |
assert(taddr == host_addr); |
| 1105 |
tmp32 = tswap32(*(uint32_t *)(host_addr + GUEST_BASE)); |
| 1106 |
#endif
|
| 1107 |
tci_write_reg32(t0, tmp32); |
| 1108 |
break;
|
| 1109 |
case INDEX_op_qemu_ld32s:
|
| 1110 |
t0 = *tb_ptr++; |
| 1111 |
taddr = tci_read_ulong(&tb_ptr); |
| 1112 |
#ifdef CONFIG_SOFTMMU
|
| 1113 |
tmp32 = __ldl_mmu(taddr, tci_read_i(&tb_ptr)); |
| 1114 |
#else
|
| 1115 |
host_addr = (tcg_target_ulong)taddr; |
| 1116 |
assert(taddr == host_addr); |
| 1117 |
tmp32 = tswap32(*(uint32_t *)(host_addr + GUEST_BASE)); |
| 1118 |
#endif
|
| 1119 |
tci_write_reg32s(t0, tmp32); |
| 1120 |
break;
|
| 1121 |
#endif /* TCG_TARGET_REG_BITS == 64 */ |
| 1122 |
case INDEX_op_qemu_ld32:
|
| 1123 |
t0 = *tb_ptr++; |
| 1124 |
taddr = tci_read_ulong(&tb_ptr); |
| 1125 |
#ifdef CONFIG_SOFTMMU
|
| 1126 |
tmp32 = __ldl_mmu(taddr, tci_read_i(&tb_ptr)); |
| 1127 |
#else
|
| 1128 |
host_addr = (tcg_target_ulong)taddr; |
| 1129 |
assert(taddr == host_addr); |
| 1130 |
tmp32 = tswap32(*(uint32_t *)(host_addr + GUEST_BASE)); |
| 1131 |
#endif
|
| 1132 |
tci_write_reg32(t0, tmp32); |
| 1133 |
break;
|
| 1134 |
case INDEX_op_qemu_ld64:
|
| 1135 |
t0 = *tb_ptr++; |
| 1136 |
#if TCG_TARGET_REG_BITS == 32 |
| 1137 |
t1 = *tb_ptr++; |
| 1138 |
#endif
|
| 1139 |
taddr = tci_read_ulong(&tb_ptr); |
| 1140 |
#ifdef CONFIG_SOFTMMU
|
| 1141 |
tmp64 = __ldq_mmu(taddr, tci_read_i(&tb_ptr)); |
| 1142 |
#else
|
| 1143 |
host_addr = (tcg_target_ulong)taddr; |
| 1144 |
assert(taddr == host_addr); |
| 1145 |
tmp64 = tswap64(*(uint64_t *)(host_addr + GUEST_BASE)); |
| 1146 |
#endif
|
| 1147 |
tci_write_reg(t0, tmp64); |
| 1148 |
#if TCG_TARGET_REG_BITS == 32 |
| 1149 |
tci_write_reg(t1, tmp64 >> 32);
|
| 1150 |
#endif
|
| 1151 |
break;
|
| 1152 |
case INDEX_op_qemu_st8:
|
| 1153 |
t0 = tci_read_r8(&tb_ptr); |
| 1154 |
taddr = tci_read_ulong(&tb_ptr); |
| 1155 |
#ifdef CONFIG_SOFTMMU
|
| 1156 |
t2 = tci_read_i(&tb_ptr); |
| 1157 |
__stb_mmu(taddr, t0, t2); |
| 1158 |
#else
|
| 1159 |
host_addr = (tcg_target_ulong)taddr; |
| 1160 |
assert(taddr == host_addr); |
| 1161 |
*(uint8_t *)(host_addr + GUEST_BASE) = t0; |
| 1162 |
#endif
|
| 1163 |
break;
|
| 1164 |
case INDEX_op_qemu_st16:
|
| 1165 |
t0 = tci_read_r16(&tb_ptr); |
| 1166 |
taddr = tci_read_ulong(&tb_ptr); |
| 1167 |
#ifdef CONFIG_SOFTMMU
|
| 1168 |
t2 = tci_read_i(&tb_ptr); |
| 1169 |
__stw_mmu(taddr, t0, t2); |
| 1170 |
#else
|
| 1171 |
host_addr = (tcg_target_ulong)taddr; |
| 1172 |
assert(taddr == host_addr); |
| 1173 |
*(uint16_t *)(host_addr + GUEST_BASE) = tswap16(t0); |
| 1174 |
#endif
|
| 1175 |
break;
|
| 1176 |
case INDEX_op_qemu_st32:
|
| 1177 |
t0 = tci_read_r32(&tb_ptr); |
| 1178 |
taddr = tci_read_ulong(&tb_ptr); |
| 1179 |
#ifdef CONFIG_SOFTMMU
|
| 1180 |
t2 = tci_read_i(&tb_ptr); |
| 1181 |
__stl_mmu(taddr, t0, t2); |
| 1182 |
#else
|
| 1183 |
host_addr = (tcg_target_ulong)taddr; |
| 1184 |
assert(taddr == host_addr); |
| 1185 |
*(uint32_t *)(host_addr + GUEST_BASE) = tswap32(t0); |
| 1186 |
#endif
|
| 1187 |
break;
|
| 1188 |
case INDEX_op_qemu_st64:
|
| 1189 |
tmp64 = tci_read_r64(&tb_ptr); |
| 1190 |
taddr = tci_read_ulong(&tb_ptr); |
| 1191 |
#ifdef CONFIG_SOFTMMU
|
| 1192 |
t2 = tci_read_i(&tb_ptr); |
| 1193 |
__stq_mmu(taddr, tmp64, t2); |
| 1194 |
#else
|
| 1195 |
host_addr = (tcg_target_ulong)taddr; |
| 1196 |
assert(taddr == host_addr); |
| 1197 |
*(uint64_t *)(host_addr + GUEST_BASE) = tswap64(tmp64); |
| 1198 |
#endif
|
| 1199 |
break;
|
| 1200 |
default:
|
| 1201 |
TODO(); |
| 1202 |
break;
|
| 1203 |
} |
| 1204 |
assert(tb_ptr == old_code_ptr + op_size); |
| 1205 |
} |
| 1206 |
exit:
|
| 1207 |
return next_tb;
|
| 1208 |
} |