--- /dev/null
+/*
+ * LatticeMico32 main translation routines.
+ *
+ * Copyright (c) 2010 Michael Walle <michael@walle.cc>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "cpu.h"
+#include "disas/disas.h"
+#include "exec/helper-proto.h"
+#include "tcg-op.h"
+
+#include "exec/cpu_ldst.h"
+#include "hw/lm32/lm32_pic.h"
+
+#include "exec/helper-gen.h"
+
+#include "trace-tcg.h"
+
+
+#define DISAS_LM32 1
+#if DISAS_LM32
+# define LOG_DIS(...) qemu_log_mask(CPU_LOG_TB_IN_ASM, ## __VA_ARGS__)
+#else
+# define LOG_DIS(...) do { } while (0)
+#endif
+
+#define EXTRACT_FIELD(src, start, end) \
+ (((src) >> start) & ((1 << (end - start + 1)) - 1))
+
+#define MEM_INDEX 0
+
+static TCGv_ptr cpu_env;
+static TCGv cpu_R[32];
+static TCGv cpu_pc;
+static TCGv cpu_ie;
+static TCGv cpu_icc;
+static TCGv cpu_dcc;
+static TCGv cpu_cc;
+static TCGv cpu_cfg;
+static TCGv cpu_eba;
+static TCGv cpu_dc;
+static TCGv cpu_deba;
+static TCGv cpu_bp[4];
+static TCGv cpu_wp[4];
+
+#include "exec/gen-icount.h"
+
+enum {
+ OP_FMT_RI,
+ OP_FMT_RR,
+ OP_FMT_CR,
+ OP_FMT_I
+};
+
+/* This is the state at translation time. */
+typedef struct DisasContext {
+ target_ulong pc;
+
+ /* Decoder. */
+ int format;
+ uint32_t ir;
+ uint8_t opcode;
+ uint8_t r0, r1, r2, csr;
+ uint16_t imm5;
+ uint16_t imm16;
+ uint32_t imm26;
+
+ unsigned int delayed_branch;
+ unsigned int tb_flags, synced_flags; /* tb dependent flags. */
+ int is_jmp;
+
+ struct TranslationBlock *tb;
+ int singlestep_enabled;
+
+ uint32_t features;
+ uint8_t num_breakpoints;
+ uint8_t num_watchpoints;
+} DisasContext;
+
+static const char *regnames[] = {
+ "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
+ "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
+ "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
+ "r24", "r25", "r26/gp", "r27/fp", "r28/sp", "r29/ra",
+ "r30/ea", "r31/ba", "bp0", "bp1", "bp2", "bp3", "wp0",
+ "wp1", "wp2", "wp3"
+};
+
+static inline int zero_extend(unsigned int val, int width)
+{
+ return val & ((1 << width) - 1);
+}
+
+static inline int sign_extend(unsigned int val, int width)
+{
+ int sval;
+
+ /* LSL. */
+ val <<= 32 - width;
+ sval = val;
+ /* ASR. */
+ sval >>= 32 - width;
+
+ return sval;
+}
+
+static inline void t_gen_raise_exception(DisasContext *dc, uint32_t index)
+{
+ TCGv_i32 tmp = tcg_const_i32(index);
+
+ gen_helper_raise_exception(cpu_env, tmp);
+ tcg_temp_free_i32(tmp);
+}
+
+static inline void t_gen_illegal_insn(DisasContext *dc)
+{
+ tcg_gen_movi_tl(cpu_pc, dc->pc);
+ gen_helper_ill(cpu_env);
+}
+
+static void gen_goto_tb(DisasContext *dc, int n, target_ulong dest)
+{
+ TranslationBlock *tb;
+
+ tb = dc->tb;
+ if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK) &&
+ likely(!dc->singlestep_enabled)) {
+ tcg_gen_goto_tb(n);
+ tcg_gen_movi_tl(cpu_pc, dest);
+ tcg_gen_exit_tb((uintptr_t)tb + n);
+ } else {
+ tcg_gen_movi_tl(cpu_pc, dest);
+ if (dc->singlestep_enabled) {
+ t_gen_raise_exception(dc, EXCP_DEBUG);
+ }
+ tcg_gen_exit_tb(0);
+ }
+}
+
+static void dec_add(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ if (dc->r0 == R_R0) {
+ if (dc->r1 == R_R0 && dc->imm16 == 0) {
+ LOG_DIS("nop\n");
+ } else {
+ LOG_DIS("mvi r%d, %d\n", dc->r1, sign_extend(dc->imm16, 16));
+ }
+ } else {
+ LOG_DIS("addi r%d, r%d, %d\n", dc->r1, dc->r0,
+ sign_extend(dc->imm16, 16));
+ }
+ } else {
+ LOG_DIS("add r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+
+ if (dc->format == OP_FMT_RI) {
+ tcg_gen_addi_tl(cpu_R[dc->r1], cpu_R[dc->r0],
+ sign_extend(dc->imm16, 16));
+ } else {
+ tcg_gen_add_tl(cpu_R[dc->r2], cpu_R[dc->r0], cpu_R[dc->r1]);
+ }
+}
+
+static void dec_and(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("andi r%d, r%d, %d\n", dc->r1, dc->r0,
+ zero_extend(dc->imm16, 16));
+ } else {
+ LOG_DIS("and r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+
+ if (dc->format == OP_FMT_RI) {
+ tcg_gen_andi_tl(cpu_R[dc->r1], cpu_R[dc->r0],
+ zero_extend(dc->imm16, 16));
+ } else {
+ if (dc->r0 == 0 && dc->r1 == 0 && dc->r2 == 0) {
+ tcg_gen_movi_tl(cpu_pc, dc->pc + 4);
+ gen_helper_hlt(cpu_env);
+ } else {
+ tcg_gen_and_tl(cpu_R[dc->r2], cpu_R[dc->r0], cpu_R[dc->r1]);
+ }
+ }
+}
+
+static void dec_andhi(DisasContext *dc)
+{
+ LOG_DIS("andhi r%d, r%d, %d\n", dc->r2, dc->r0, dc->imm16);
+
+ tcg_gen_andi_tl(cpu_R[dc->r1], cpu_R[dc->r0], (dc->imm16 << 16));
+}
+
+static void dec_b(DisasContext *dc)
+{
+ if (dc->r0 == R_RA) {
+ LOG_DIS("ret\n");
+ } else if (dc->r0 == R_EA) {
+ LOG_DIS("eret\n");
+ } else if (dc->r0 == R_BA) {
+ LOG_DIS("bret\n");
+ } else {
+ LOG_DIS("b r%d\n", dc->r0);
+ }
+
+ /* restore IE.IE in case of an eret */
+ if (dc->r0 == R_EA) {
+ TCGv t0 = tcg_temp_new();
+ TCGLabel *l1 = gen_new_label();
+ tcg_gen_andi_tl(t0, cpu_ie, IE_EIE);
+ tcg_gen_ori_tl(cpu_ie, cpu_ie, IE_IE);
+ tcg_gen_brcondi_tl(TCG_COND_EQ, t0, IE_EIE, l1);
+ tcg_gen_andi_tl(cpu_ie, cpu_ie, ~IE_IE);
+ gen_set_label(l1);
+ tcg_temp_free(t0);
+ } else if (dc->r0 == R_BA) {
+ TCGv t0 = tcg_temp_new();
+ TCGLabel *l1 = gen_new_label();
+ tcg_gen_andi_tl(t0, cpu_ie, IE_BIE);
+ tcg_gen_ori_tl(cpu_ie, cpu_ie, IE_IE);
+ tcg_gen_brcondi_tl(TCG_COND_EQ, t0, IE_BIE, l1);
+ tcg_gen_andi_tl(cpu_ie, cpu_ie, ~IE_IE);
+ gen_set_label(l1);
+ tcg_temp_free(t0);
+ }
+ tcg_gen_mov_tl(cpu_pc, cpu_R[dc->r0]);
+
+ dc->is_jmp = DISAS_JUMP;
+}
+
+static void dec_bi(DisasContext *dc)
+{
+ LOG_DIS("bi %d\n", sign_extend(dc->imm26 << 2, 26));
+
+ gen_goto_tb(dc, 0, dc->pc + (sign_extend(dc->imm26 << 2, 26)));
+
+ dc->is_jmp = DISAS_TB_JUMP;
+}
+
+static inline void gen_cond_branch(DisasContext *dc, int cond)
+{
+ TCGLabel *l1 = gen_new_label();
+ tcg_gen_brcond_tl(cond, cpu_R[dc->r0], cpu_R[dc->r1], l1);
+ gen_goto_tb(dc, 0, dc->pc + 4);
+ gen_set_label(l1);
+ gen_goto_tb(dc, 1, dc->pc + (sign_extend(dc->imm16 << 2, 16)));
+ dc->is_jmp = DISAS_TB_JUMP;
+}
+
+static void dec_be(DisasContext *dc)
+{
+ LOG_DIS("be r%d, r%d, %d\n", dc->r0, dc->r1,
+ sign_extend(dc->imm16, 16) * 4);
+
+ gen_cond_branch(dc, TCG_COND_EQ);
+}
+
+static void dec_bg(DisasContext *dc)
+{
+ LOG_DIS("bg r%d, r%d, %d\n", dc->r0, dc->r1,
+ sign_extend(dc->imm16, 16 * 4));
+
+ gen_cond_branch(dc, TCG_COND_GT);
+}
+
+static void dec_bge(DisasContext *dc)
+{
+ LOG_DIS("bge r%d, r%d, %d\n", dc->r0, dc->r1,
+ sign_extend(dc->imm16, 16) * 4);
+
+ gen_cond_branch(dc, TCG_COND_GE);
+}
+
+static void dec_bgeu(DisasContext *dc)
+{
+ LOG_DIS("bgeu r%d, r%d, %d\n", dc->r0, dc->r1,
+ sign_extend(dc->imm16, 16) * 4);
+
+ gen_cond_branch(dc, TCG_COND_GEU);
+}
+
+static void dec_bgu(DisasContext *dc)
+{
+ LOG_DIS("bgu r%d, r%d, %d\n", dc->r0, dc->r1,
+ sign_extend(dc->imm16, 16) * 4);
+
+ gen_cond_branch(dc, TCG_COND_GTU);
+}
+
+static void dec_bne(DisasContext *dc)
+{
+ LOG_DIS("bne r%d, r%d, %d\n", dc->r0, dc->r1,
+ sign_extend(dc->imm16, 16) * 4);
+
+ gen_cond_branch(dc, TCG_COND_NE);
+}
+
+static void dec_call(DisasContext *dc)
+{
+ LOG_DIS("call r%d\n", dc->r0);
+
+ tcg_gen_movi_tl(cpu_R[R_RA], dc->pc + 4);
+ tcg_gen_mov_tl(cpu_pc, cpu_R[dc->r0]);
+
+ dc->is_jmp = DISAS_JUMP;
+}
+
+static void dec_calli(DisasContext *dc)
+{
+ LOG_DIS("calli %d\n", sign_extend(dc->imm26, 26) * 4);
+
+ tcg_gen_movi_tl(cpu_R[R_RA], dc->pc + 4);
+ gen_goto_tb(dc, 0, dc->pc + (sign_extend(dc->imm26 << 2, 26)));
+
+ dc->is_jmp = DISAS_TB_JUMP;
+}
+
+static inline void gen_compare(DisasContext *dc, int cond)
+{
+ int rX = (dc->format == OP_FMT_RR) ? dc->r2 : dc->r1;
+ int rY = (dc->format == OP_FMT_RR) ? dc->r0 : dc->r0;
+ int rZ = (dc->format == OP_FMT_RR) ? dc->r1 : -1;
+ int i;
+
+ if (dc->format == OP_FMT_RI) {
+ switch (cond) {
+ case TCG_COND_GEU:
+ case TCG_COND_GTU:
+ i = zero_extend(dc->imm16, 16);
+ break;
+ default:
+ i = sign_extend(dc->imm16, 16);
+ break;
+ }
+
+ tcg_gen_setcondi_tl(cond, cpu_R[rX], cpu_R[rY], i);
+ } else {
+ tcg_gen_setcond_tl(cond, cpu_R[rX], cpu_R[rY], cpu_R[rZ]);
+ }
+}
+
+static void dec_cmpe(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("cmpei r%d, r%d, %d\n", dc->r0, dc->r1,
+ sign_extend(dc->imm16, 16));
+ } else {
+ LOG_DIS("cmpe r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+
+ gen_compare(dc, TCG_COND_EQ);
+}
+
+static void dec_cmpg(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("cmpgi r%d, r%d, %d\n", dc->r0, dc->r1,
+ sign_extend(dc->imm16, 16));
+ } else {
+ LOG_DIS("cmpg r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+
+ gen_compare(dc, TCG_COND_GT);
+}
+
+static void dec_cmpge(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("cmpgei r%d, r%d, %d\n", dc->r0, dc->r1,
+ sign_extend(dc->imm16, 16));
+ } else {
+ LOG_DIS("cmpge r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+
+ gen_compare(dc, TCG_COND_GE);
+}
+
+static void dec_cmpgeu(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("cmpgeui r%d, r%d, %d\n", dc->r0, dc->r1,
+ zero_extend(dc->imm16, 16));
+ } else {
+ LOG_DIS("cmpgeu r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+
+ gen_compare(dc, TCG_COND_GEU);
+}
+
+static void dec_cmpgu(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("cmpgui r%d, r%d, %d\n", dc->r0, dc->r1,
+ zero_extend(dc->imm16, 16));
+ } else {
+ LOG_DIS("cmpgu r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+
+ gen_compare(dc, TCG_COND_GTU);
+}
+
+static void dec_cmpne(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("cmpnei r%d, r%d, %d\n", dc->r0, dc->r1,
+ sign_extend(dc->imm16, 16));
+ } else {
+ LOG_DIS("cmpne r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+
+ gen_compare(dc, TCG_COND_NE);
+}
+
+static void dec_divu(DisasContext *dc)
+{
+ TCGLabel *l1;
+
+ LOG_DIS("divu r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+
+ if (!(dc->features & LM32_FEATURE_DIVIDE)) {
+ qemu_log_mask(LOG_GUEST_ERROR, "hardware divider is not available\n");
+ t_gen_illegal_insn(dc);
+ return;
+ }
+
+ l1 = gen_new_label();
+ tcg_gen_brcondi_tl(TCG_COND_NE, cpu_R[dc->r1], 0, l1);
+ tcg_gen_movi_tl(cpu_pc, dc->pc);
+ t_gen_raise_exception(dc, EXCP_DIVIDE_BY_ZERO);
+ gen_set_label(l1);
+ tcg_gen_divu_tl(cpu_R[dc->r2], cpu_R[dc->r0], cpu_R[dc->r1]);
+}
+
+static void dec_lb(DisasContext *dc)
+{
+ TCGv t0;
+
+ LOG_DIS("lb r%d, (r%d+%d)\n", dc->r1, dc->r0, dc->imm16);
+
+ t0 = tcg_temp_new();
+ tcg_gen_addi_tl(t0, cpu_R[dc->r0], sign_extend(dc->imm16, 16));
+ tcg_gen_qemu_ld8s(cpu_R[dc->r1], t0, MEM_INDEX);
+ tcg_temp_free(t0);
+}
+
+static void dec_lbu(DisasContext *dc)
+{
+ TCGv t0;
+
+ LOG_DIS("lbu r%d, (r%d+%d)\n", dc->r1, dc->r0, dc->imm16);
+
+ t0 = tcg_temp_new();
+ tcg_gen_addi_tl(t0, cpu_R[dc->r0], sign_extend(dc->imm16, 16));
+ tcg_gen_qemu_ld8u(cpu_R[dc->r1], t0, MEM_INDEX);
+ tcg_temp_free(t0);
+}
+
+static void dec_lh(DisasContext *dc)
+{
+ TCGv t0;
+
+ LOG_DIS("lh r%d, (r%d+%d)\n", dc->r1, dc->r0, dc->imm16);
+
+ t0 = tcg_temp_new();
+ tcg_gen_addi_tl(t0, cpu_R[dc->r0], sign_extend(dc->imm16, 16));
+ tcg_gen_qemu_ld16s(cpu_R[dc->r1], t0, MEM_INDEX);
+ tcg_temp_free(t0);
+}
+
+static void dec_lhu(DisasContext *dc)
+{
+ TCGv t0;
+
+ LOG_DIS("lhu r%d, (r%d+%d)\n", dc->r1, dc->r0, dc->imm16);
+
+ t0 = tcg_temp_new();
+ tcg_gen_addi_tl(t0, cpu_R[dc->r0], sign_extend(dc->imm16, 16));
+ tcg_gen_qemu_ld16u(cpu_R[dc->r1], t0, MEM_INDEX);
+ tcg_temp_free(t0);
+}
+
+static void dec_lw(DisasContext *dc)
+{
+ TCGv t0;
+
+ LOG_DIS("lw r%d, (r%d+%d)\n", dc->r1, dc->r0, sign_extend(dc->imm16, 16));
+
+ t0 = tcg_temp_new();
+ tcg_gen_addi_tl(t0, cpu_R[dc->r0], sign_extend(dc->imm16, 16));
+ tcg_gen_qemu_ld32s(cpu_R[dc->r1], t0, MEM_INDEX);
+ tcg_temp_free(t0);
+}
+
+static void dec_modu(DisasContext *dc)
+{
+ TCGLabel *l1;
+
+ LOG_DIS("modu r%d, r%d, %d\n", dc->r2, dc->r0, dc->r1);
+
+ if (!(dc->features & LM32_FEATURE_DIVIDE)) {
+ qemu_log_mask(LOG_GUEST_ERROR, "hardware divider is not available\n");
+ t_gen_illegal_insn(dc);
+ return;
+ }
+
+ l1 = gen_new_label();
+ tcg_gen_brcondi_tl(TCG_COND_NE, cpu_R[dc->r1], 0, l1);
+ tcg_gen_movi_tl(cpu_pc, dc->pc);
+ t_gen_raise_exception(dc, EXCP_DIVIDE_BY_ZERO);
+ gen_set_label(l1);
+ tcg_gen_remu_tl(cpu_R[dc->r2], cpu_R[dc->r0], cpu_R[dc->r1]);
+}
+
+static void dec_mul(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("muli r%d, r%d, %d\n", dc->r0, dc->r1,
+ sign_extend(dc->imm16, 16));
+ } else {
+ LOG_DIS("mul r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+
+ if (!(dc->features & LM32_FEATURE_MULTIPLY)) {
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "hardware multiplier is not available\n");
+ t_gen_illegal_insn(dc);
+ return;
+ }
+
+ if (dc->format == OP_FMT_RI) {
+ tcg_gen_muli_tl(cpu_R[dc->r1], cpu_R[dc->r0],
+ sign_extend(dc->imm16, 16));
+ } else {
+ tcg_gen_mul_tl(cpu_R[dc->r2], cpu_R[dc->r0], cpu_R[dc->r1]);
+ }
+}
+
+static void dec_nor(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("nori r%d, r%d, %d\n", dc->r0, dc->r1,
+ zero_extend(dc->imm16, 16));
+ } else {
+ LOG_DIS("nor r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+
+ if (dc->format == OP_FMT_RI) {
+ TCGv t0 = tcg_temp_new();
+ tcg_gen_movi_tl(t0, zero_extend(dc->imm16, 16));
+ tcg_gen_nor_tl(cpu_R[dc->r1], cpu_R[dc->r0], t0);
+ tcg_temp_free(t0);
+ } else {
+ tcg_gen_nor_tl(cpu_R[dc->r2], cpu_R[dc->r0], cpu_R[dc->r1]);
+ }
+}
+
+static void dec_or(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("ori r%d, r%d, %d\n", dc->r1, dc->r0,
+ zero_extend(dc->imm16, 16));
+ } else {
+ if (dc->r1 == R_R0) {
+ LOG_DIS("mv r%d, r%d\n", dc->r2, dc->r0);
+ } else {
+ LOG_DIS("or r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+ }
+
+ if (dc->format == OP_FMT_RI) {
+ tcg_gen_ori_tl(cpu_R[dc->r1], cpu_R[dc->r0],
+ zero_extend(dc->imm16, 16));
+ } else {
+ tcg_gen_or_tl(cpu_R[dc->r2], cpu_R[dc->r0], cpu_R[dc->r1]);
+ }
+}
+
+static void dec_orhi(DisasContext *dc)
+{
+ if (dc->r0 == R_R0) {
+ LOG_DIS("mvhi r%d, %d\n", dc->r1, dc->imm16);
+ } else {
+ LOG_DIS("orhi r%d, r%d, %d\n", dc->r1, dc->r0, dc->imm16);
+ }
+
+ tcg_gen_ori_tl(cpu_R[dc->r1], cpu_R[dc->r0], (dc->imm16 << 16));
+}
+
+static void dec_scall(DisasContext *dc)
+{
+ switch (dc->imm5) {
+ case 2:
+ LOG_DIS("break\n");
+ tcg_gen_movi_tl(cpu_pc, dc->pc);
+ t_gen_raise_exception(dc, EXCP_BREAKPOINT);
+ break;
+ case 7:
+ LOG_DIS("scall\n");
+ tcg_gen_movi_tl(cpu_pc, dc->pc);
+ t_gen_raise_exception(dc, EXCP_SYSTEMCALL);
+ break;
+ default:
+ qemu_log_mask(LOG_GUEST_ERROR, "invalid opcode @0x%x", dc->pc);
+ t_gen_illegal_insn(dc);
+ break;
+ }
+}
+
+static void dec_rcsr(DisasContext *dc)
+{
+ LOG_DIS("rcsr r%d, %d\n", dc->r2, dc->csr);
+
+ switch (dc->csr) {
+ case CSR_IE:
+ tcg_gen_mov_tl(cpu_R[dc->r2], cpu_ie);
+ break;
+ case CSR_IM:
+ gen_helper_rcsr_im(cpu_R[dc->r2], cpu_env);
+ break;
+ case CSR_IP:
+ gen_helper_rcsr_ip(cpu_R[dc->r2], cpu_env);
+ break;
+ case CSR_CC:
+ tcg_gen_mov_tl(cpu_R[dc->r2], cpu_cc);
+ break;
+ case CSR_CFG:
+ tcg_gen_mov_tl(cpu_R[dc->r2], cpu_cfg);
+ break;
+ case CSR_EBA:
+ tcg_gen_mov_tl(cpu_R[dc->r2], cpu_eba);
+ break;
+ case CSR_DC:
+ tcg_gen_mov_tl(cpu_R[dc->r2], cpu_dc);
+ break;
+ case CSR_DEBA:
+ tcg_gen_mov_tl(cpu_R[dc->r2], cpu_deba);
+ break;
+ case CSR_JTX:
+ gen_helper_rcsr_jtx(cpu_R[dc->r2], cpu_env);
+ break;
+ case CSR_JRX:
+ gen_helper_rcsr_jrx(cpu_R[dc->r2], cpu_env);
+ break;
+ case CSR_ICC:
+ case CSR_DCC:
+ case CSR_BP0:
+ case CSR_BP1:
+ case CSR_BP2:
+ case CSR_BP3:
+ case CSR_WP0:
+ case CSR_WP1:
+ case CSR_WP2:
+ case CSR_WP3:
+ qemu_log_mask(LOG_GUEST_ERROR, "invalid read access csr=%x\n", dc->csr);
+ break;
+ default:
+ qemu_log_mask(LOG_GUEST_ERROR, "read_csr: unknown csr=%x\n", dc->csr);
+ break;
+ }
+}
+
+static void dec_sb(DisasContext *dc)
+{
+ TCGv t0;
+
+ LOG_DIS("sb (r%d+%d), r%d\n", dc->r0, dc->imm16, dc->r1);
+
+ t0 = tcg_temp_new();
+ tcg_gen_addi_tl(t0, cpu_R[dc->r0], sign_extend(dc->imm16, 16));
+ tcg_gen_qemu_st8(cpu_R[dc->r1], t0, MEM_INDEX);
+ tcg_temp_free(t0);
+}
+
+static void dec_sextb(DisasContext *dc)
+{
+ LOG_DIS("sextb r%d, r%d\n", dc->r2, dc->r0);
+
+ if (!(dc->features & LM32_FEATURE_SIGN_EXTEND)) {
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "hardware sign extender is not available\n");
+ t_gen_illegal_insn(dc);
+ return;
+ }
+
+ tcg_gen_ext8s_tl(cpu_R[dc->r2], cpu_R[dc->r0]);
+}
+
+static void dec_sexth(DisasContext *dc)
+{
+ LOG_DIS("sexth r%d, r%d\n", dc->r2, dc->r0);
+
+ if (!(dc->features & LM32_FEATURE_SIGN_EXTEND)) {
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "hardware sign extender is not available\n");
+ t_gen_illegal_insn(dc);
+ return;
+ }
+
+ tcg_gen_ext16s_tl(cpu_R[dc->r2], cpu_R[dc->r0]);
+}
+
+static void dec_sh(DisasContext *dc)
+{
+ TCGv t0;
+
+ LOG_DIS("sh (r%d+%d), r%d\n", dc->r0, dc->imm16, dc->r1);
+
+ t0 = tcg_temp_new();
+ tcg_gen_addi_tl(t0, cpu_R[dc->r0], sign_extend(dc->imm16, 16));
+ tcg_gen_qemu_st16(cpu_R[dc->r1], t0, MEM_INDEX);
+ tcg_temp_free(t0);
+}
+
+static void dec_sl(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("sli r%d, r%d, %d\n", dc->r1, dc->r0, dc->imm5);
+ } else {
+ LOG_DIS("sl r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+
+ if (!(dc->features & LM32_FEATURE_SHIFT)) {
+ qemu_log_mask(LOG_GUEST_ERROR, "hardware shifter is not available\n");
+ t_gen_illegal_insn(dc);
+ return;
+ }
+
+ if (dc->format == OP_FMT_RI) {
+ tcg_gen_shli_tl(cpu_R[dc->r1], cpu_R[dc->r0], dc->imm5);
+ } else {
+ TCGv t0 = tcg_temp_new();
+ tcg_gen_andi_tl(t0, cpu_R[dc->r1], 0x1f);
+ tcg_gen_shl_tl(cpu_R[dc->r2], cpu_R[dc->r0], t0);
+ tcg_temp_free(t0);
+ }
+}
+
+static void dec_sr(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("sri r%d, r%d, %d\n", dc->r1, dc->r0, dc->imm5);
+ } else {
+ LOG_DIS("sr r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+
+ /* The real CPU (w/o hardware shifter) only supports right shift by exactly
+ * one bit */
+ if (dc->format == OP_FMT_RI) {
+ if (!(dc->features & LM32_FEATURE_SHIFT) && (dc->imm5 != 1)) {
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "hardware shifter is not available\n");
+ t_gen_illegal_insn(dc);
+ return;
+ }
+ tcg_gen_sari_tl(cpu_R[dc->r1], cpu_R[dc->r0], dc->imm5);
+ } else {
+ TCGLabel *l1 = gen_new_label();
+ TCGLabel *l2 = gen_new_label();
+ TCGv t0 = tcg_temp_local_new();
+ tcg_gen_andi_tl(t0, cpu_R[dc->r1], 0x1f);
+
+ if (!(dc->features & LM32_FEATURE_SHIFT)) {
+ tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 1, l1);
+ t_gen_illegal_insn(dc);
+ tcg_gen_br(l2);
+ }
+
+ gen_set_label(l1);
+ tcg_gen_sar_tl(cpu_R[dc->r2], cpu_R[dc->r0], t0);
+ gen_set_label(l2);
+
+ tcg_temp_free(t0);
+ }
+}
+
+static void dec_sru(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("srui r%d, r%d, %d\n", dc->r1, dc->r0, dc->imm5);
+ } else {
+ LOG_DIS("sru r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+
+ if (dc->format == OP_FMT_RI) {
+ if (!(dc->features & LM32_FEATURE_SHIFT) && (dc->imm5 != 1)) {
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "hardware shifter is not available\n");
+ t_gen_illegal_insn(dc);
+ return;
+ }
+ tcg_gen_shri_tl(cpu_R[dc->r1], cpu_R[dc->r0], dc->imm5);
+ } else {
+ TCGLabel *l1 = gen_new_label();
+ TCGLabel *l2 = gen_new_label();
+ TCGv t0 = tcg_temp_local_new();
+ tcg_gen_andi_tl(t0, cpu_R[dc->r1], 0x1f);
+
+ if (!(dc->features & LM32_FEATURE_SHIFT)) {
+ tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 1, l1);
+ t_gen_illegal_insn(dc);
+ tcg_gen_br(l2);
+ }
+
+ gen_set_label(l1);
+ tcg_gen_shr_tl(cpu_R[dc->r2], cpu_R[dc->r0], t0);
+ gen_set_label(l2);
+
+ tcg_temp_free(t0);
+ }
+}
+
+static void dec_sub(DisasContext *dc)
+{
+ LOG_DIS("sub r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+
+ tcg_gen_sub_tl(cpu_R[dc->r2], cpu_R[dc->r0], cpu_R[dc->r1]);
+}
+
+static void dec_sw(DisasContext *dc)
+{
+ TCGv t0;
+
+ LOG_DIS("sw (r%d+%d), r%d\n", dc->r0, sign_extend(dc->imm16, 16), dc->r1);
+
+ t0 = tcg_temp_new();
+ tcg_gen_addi_tl(t0, cpu_R[dc->r0], sign_extend(dc->imm16, 16));
+ tcg_gen_qemu_st32(cpu_R[dc->r1], t0, MEM_INDEX);
+ tcg_temp_free(t0);
+}
+
+static void dec_user(DisasContext *dc)
+{
+ LOG_DIS("user");
+
+ qemu_log_mask(LOG_GUEST_ERROR, "user instruction undefined\n");
+ t_gen_illegal_insn(dc);
+}
+
+static void dec_wcsr(DisasContext *dc)
+{
+ int no;
+
+ LOG_DIS("wcsr r%d, %d\n", dc->r1, dc->csr);
+
+ switch (dc->csr) {
+ case CSR_IE:
+ tcg_gen_mov_tl(cpu_ie, cpu_R[dc->r1]);
+ tcg_gen_movi_tl(cpu_pc, dc->pc + 4);
+ dc->is_jmp = DISAS_UPDATE;
+ break;
+ case CSR_IM:
+ /* mark as an io operation because it could cause an interrupt */
+ if (dc->tb->cflags & CF_USE_ICOUNT) {
+ gen_io_start();
+ }
+ gen_helper_wcsr_im(cpu_env, cpu_R[dc->r1]);
+ tcg_gen_movi_tl(cpu_pc, dc->pc + 4);
+ if (dc->tb->cflags & CF_USE_ICOUNT) {
+ gen_io_end();
+ }
+ dc->is_jmp = DISAS_UPDATE;
+ break;
+ case CSR_IP:
+ /* mark as an io operation because it could cause an interrupt */
+ if (dc->tb->cflags & CF_USE_ICOUNT) {
+ gen_io_start();
+ }
+ gen_helper_wcsr_ip(cpu_env, cpu_R[dc->r1]);
+ tcg_gen_movi_tl(cpu_pc, dc->pc + 4);
+ if (dc->tb->cflags & CF_USE_ICOUNT) {
+ gen_io_end();
+ }
+ dc->is_jmp = DISAS_UPDATE;
+ break;
+ case CSR_ICC:
+ /* TODO */
+ break;
+ case CSR_DCC:
+ /* TODO */
+ break;
+ case CSR_EBA:
+ tcg_gen_mov_tl(cpu_eba, cpu_R[dc->r1]);
+ break;
+ case CSR_DEBA:
+ tcg_gen_mov_tl(cpu_deba, cpu_R[dc->r1]);
+ break;
+ case CSR_JTX:
+ gen_helper_wcsr_jtx(cpu_env, cpu_R[dc->r1]);
+ break;
+ case CSR_JRX:
+ gen_helper_wcsr_jrx(cpu_env, cpu_R[dc->r1]);
+ break;
+ case CSR_DC:
+ gen_helper_wcsr_dc(cpu_env, cpu_R[dc->r1]);
+ break;
+ case CSR_BP0:
+ case CSR_BP1:
+ case CSR_BP2:
+ case CSR_BP3:
+ no = dc->csr - CSR_BP0;
+ if (dc->num_breakpoints <= no) {
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "breakpoint #%i is not available\n", no);
+ t_gen_illegal_insn(dc);
+ break;
+ }
+ gen_helper_wcsr_bp(cpu_env, cpu_R[dc->r1], tcg_const_i32(no));
+ break;
+ case CSR_WP0:
+ case CSR_WP1:
+ case CSR_WP2:
+ case CSR_WP3:
+ no = dc->csr - CSR_WP0;
+ if (dc->num_watchpoints <= no) {
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "watchpoint #%i is not available\n", no);
+ t_gen_illegal_insn(dc);
+ break;
+ }
+ gen_helper_wcsr_wp(cpu_env, cpu_R[dc->r1], tcg_const_i32(no));
+ break;
+ case CSR_CC:
+ case CSR_CFG:
+ qemu_log_mask(LOG_GUEST_ERROR, "invalid write access csr=%x\n",
+ dc->csr);
+ break;
+ default:
+ qemu_log_mask(LOG_GUEST_ERROR, "write_csr: unknown csr=%x\n",
+ dc->csr);
+ break;
+ }
+}
+
+static void dec_xnor(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("xnori r%d, r%d, %d\n", dc->r0, dc->r1,
+ zero_extend(dc->imm16, 16));
+ } else {
+ if (dc->r1 == R_R0) {
+ LOG_DIS("not r%d, r%d\n", dc->r2, dc->r0);
+ } else {
+ LOG_DIS("xnor r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+ }
+
+ if (dc->format == OP_FMT_RI) {
+ tcg_gen_xori_tl(cpu_R[dc->r1], cpu_R[dc->r0],
+ zero_extend(dc->imm16, 16));
+ tcg_gen_not_tl(cpu_R[dc->r1], cpu_R[dc->r1]);
+ } else {
+ tcg_gen_eqv_tl(cpu_R[dc->r2], cpu_R[dc->r0], cpu_R[dc->r1]);
+ }
+}
+
+static void dec_xor(DisasContext *dc)
+{
+ if (dc->format == OP_FMT_RI) {
+ LOG_DIS("xori r%d, r%d, %d\n", dc->r0, dc->r1,
+ zero_extend(dc->imm16, 16));
+ } else {
+ LOG_DIS("xor r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1);
+ }
+
+ if (dc->format == OP_FMT_RI) {
+ tcg_gen_xori_tl(cpu_R[dc->r1], cpu_R[dc->r0],
+ zero_extend(dc->imm16, 16));
+ } else {
+ tcg_gen_xor_tl(cpu_R[dc->r2], cpu_R[dc->r0], cpu_R[dc->r1]);
+ }
+}
+
+static void dec_ill(DisasContext *dc)
+{
+ qemu_log_mask(LOG_GUEST_ERROR, "invalid opcode 0x%02x\n", dc->opcode);
+ t_gen_illegal_insn(dc);
+}
+
+typedef void (*DecoderInfo)(DisasContext *dc);
+static const DecoderInfo decinfo[] = {
+ dec_sru, dec_nor, dec_mul, dec_sh, dec_lb, dec_sr, dec_xor, dec_lh,
+ dec_and, dec_xnor, dec_lw, dec_lhu, dec_sb, dec_add, dec_or, dec_sl,
+ dec_lbu, dec_be, dec_bg, dec_bge, dec_bgeu, dec_bgu, dec_sw, dec_bne,
+ dec_andhi, dec_cmpe, dec_cmpg, dec_cmpge, dec_cmpgeu, dec_cmpgu, dec_orhi,
+ dec_cmpne,
+ dec_sru, dec_nor, dec_mul, dec_divu, dec_rcsr, dec_sr, dec_xor, dec_ill,
+ dec_and, dec_xnor, dec_ill, dec_scall, dec_sextb, dec_add, dec_or, dec_sl,
+ dec_b, dec_modu, dec_sub, dec_user, dec_wcsr, dec_ill, dec_call, dec_sexth,
+ dec_bi, dec_cmpe, dec_cmpg, dec_cmpge, dec_cmpgeu, dec_cmpgu, dec_calli,
+ dec_cmpne
+};
+
+static inline void decode(DisasContext *dc, uint32_t ir)
+{
+ if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP | CPU_LOG_TB_OP_OPT))) {
+ tcg_gen_debug_insn_start(dc->pc);
+ }
+
+ dc->ir = ir;
+ LOG_DIS("%8.8x\t", dc->ir);
+
+ dc->opcode = EXTRACT_FIELD(ir, 26, 31);
+
+ dc->imm5 = EXTRACT_FIELD(ir, 0, 4);
+ dc->imm16 = EXTRACT_FIELD(ir, 0, 15);
+ dc->imm26 = EXTRACT_FIELD(ir, 0, 25);
+
+ dc->csr = EXTRACT_FIELD(ir, 21, 25);
+ dc->r0 = EXTRACT_FIELD(ir, 21, 25);
+ dc->r1 = EXTRACT_FIELD(ir, 16, 20);
+ dc->r2 = EXTRACT_FIELD(ir, 11, 15);
+
+ /* bit 31 seems to indicate insn type. */
+ if (ir & (1 << 31)) {
+ dc->format = OP_FMT_RR;
+ } else {
+ dc->format = OP_FMT_RI;
+ }
+
+ assert(ARRAY_SIZE(decinfo) == 64);
+ assert(dc->opcode < 64);
+
+ decinfo[dc->opcode](dc);
+}
+
+static void check_breakpoint(CPULM32State *env, DisasContext *dc)
+{
+ CPUState *cs = CPU(lm32_env_get_cpu(env));
+ CPUBreakpoint *bp;
+
+ if (unlikely(!QTAILQ_EMPTY(&cs->breakpoints))) {
+ QTAILQ_FOREACH(bp, &cs->breakpoints, entry) {
+ if (bp->pc == dc->pc) {
+ tcg_gen_movi_tl(cpu_pc, dc->pc);
+ t_gen_raise_exception(dc, EXCP_DEBUG);
+ dc->is_jmp = DISAS_UPDATE;
+ }
+ }
+ }
+}
+
+/* generate intermediate code for basic block 'tb'. */
+static inline
+void gen_intermediate_code_internal(LM32CPU *cpu,
+ TranslationBlock *tb, bool search_pc)
+{
+ CPUState *cs = CPU(cpu);
+ CPULM32State *env = &cpu->env;
+ struct DisasContext ctx, *dc = &ctx;
+ uint32_t pc_start;
+ int j, lj;
+ uint32_t next_page_start;
+ int num_insns;
+ int max_insns;
+
+ pc_start = tb->pc;
+ dc->features = cpu->features;
+ dc->num_breakpoints = cpu->num_breakpoints;
+ dc->num_watchpoints = cpu->num_watchpoints;
+ dc->tb = tb;
+
+ dc->is_jmp = DISAS_NEXT;
+ dc->pc = pc_start;
+ dc->singlestep_enabled = cs->singlestep_enabled;
+
+ if (pc_start & 3) {
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "unaligned PC=%x. Ignoring lowest bits.\n", pc_start);
+ pc_start &= ~3;
+ }
+
+ next_page_start = (pc_start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE;
+ lj = -1;
+ num_insns = 0;
+ max_insns = tb->cflags & CF_COUNT_MASK;
+ if (max_insns == 0) {
+ max_insns = CF_COUNT_MASK;
+ }
+
+ gen_tb_start(tb);
+ do {
+ check_breakpoint(env, dc);
+
+ if (search_pc) {
+ j = tcg_op_buf_count();
+ if (lj < j) {
+ lj++;
+ while (lj < j) {
+ tcg_ctx.gen_opc_instr_start[lj++] = 0;
+ }
+ }
+ tcg_ctx.gen_opc_pc[lj] = dc->pc;
+ tcg_ctx.gen_opc_instr_start[lj] = 1;
+ tcg_ctx.gen_opc_icount[lj] = num_insns;
+ }
+
+ /* Pretty disas. */
+ LOG_DIS("%8.8x:\t", dc->pc);
+
+ if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO)) {
+ gen_io_start();
+ }
+
+ decode(dc, cpu_ldl_code(env, dc->pc));
+ dc->pc += 4;
+ num_insns++;
+
+ } while (!dc->is_jmp
+ && !tcg_op_buf_full()
+ && !cs->singlestep_enabled
+ && !singlestep
+ && (dc->pc < next_page_start)
+ && num_insns < max_insns);
+
+ if (tb->cflags & CF_LAST_IO) {
+ gen_io_end();
+ }
+
+ if (unlikely(cs->singlestep_enabled)) {
+ if (dc->is_jmp == DISAS_NEXT) {
+ tcg_gen_movi_tl(cpu_pc, dc->pc);
+ }
+ t_gen_raise_exception(dc, EXCP_DEBUG);
+ } else {
+ switch (dc->is_jmp) {
+ case DISAS_NEXT:
+ gen_goto_tb(dc, 1, dc->pc);
+ break;
+ default:
+ case DISAS_JUMP:
+ case DISAS_UPDATE:
+ /* indicate that the hash table must be used
+ to find the next TB */
+ tcg_gen_exit_tb(0);
+ break;
+ case DISAS_TB_JUMP:
+ /* nothing more to generate */
+ break;
+ }
+ }
+
+ gen_tb_end(tb, num_insns);
+
+ if (search_pc) {
+ j = tcg_op_buf_count();
+ lj++;
+ while (lj <= j) {
+ tcg_ctx.gen_opc_instr_start[lj++] = 0;
+ }
+ } else {
+ tb->size = dc->pc - pc_start;
+ tb->icount = num_insns;
+ }
+
+#ifdef DEBUG_DISAS
+ if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
+ qemu_log("\n");
+ log_target_disas(cs, pc_start, dc->pc - pc_start, 0);
+ qemu_log("\nisize=%d osize=%d\n",
+ dc->pc - pc_start, tcg_op_buf_count());
+ }
+#endif
+}
+
+void gen_intermediate_code(CPULM32State *env, struct TranslationBlock *tb)
+{
+ gen_intermediate_code_internal(lm32_env_get_cpu(env), tb, false);
+}
+
+void gen_intermediate_code_pc(CPULM32State *env, struct TranslationBlock *tb)
+{
+ gen_intermediate_code_internal(lm32_env_get_cpu(env), tb, true);
+}
+
+void lm32_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function cpu_fprintf,
+ int flags)
+{
+ LM32CPU *cpu = LM32_CPU(cs);
+ CPULM32State *env = &cpu->env;
+ int i;
+
+ if (!env || !f) {
+ return;
+ }
+
+ cpu_fprintf(f, "IN: PC=%x %s\n",
+ env->pc, lookup_symbol(env->pc));
+
+ cpu_fprintf(f, "ie=%8.8x (IE=%x EIE=%x BIE=%x) im=%8.8x ip=%8.8x\n",
+ env->ie,
+ (env->ie & IE_IE) ? 1 : 0,
+ (env->ie & IE_EIE) ? 1 : 0,
+ (env->ie & IE_BIE) ? 1 : 0,
+ lm32_pic_get_im(env->pic_state),
+ lm32_pic_get_ip(env->pic_state));
+ cpu_fprintf(f, "eba=%8.8x deba=%8.8x\n",
+ env->eba,
+ env->deba);
+
+ for (i = 0; i < 32; i++) {
+ cpu_fprintf(f, "r%2.2d=%8.8x ", i, env->regs[i]);
+ if ((i + 1) % 4 == 0) {
+ cpu_fprintf(f, "\n");
+ }
+ }
+ cpu_fprintf(f, "\n\n");
+}
+
+void restore_state_to_opc(CPULM32State *env, TranslationBlock *tb, int pc_pos)
+{
+ env->pc = tcg_ctx.gen_opc_pc[pc_pos];
+}
+
+void lm32_translate_init(void)
+{
+ int i;
+
+ cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
+
+ for (i = 0; i < ARRAY_SIZE(cpu_R); i++) {
+ cpu_R[i] = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPULM32State, regs[i]),
+ regnames[i]);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(cpu_bp); i++) {
+ cpu_bp[i] = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPULM32State, bp[i]),
+ regnames[32+i]);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(cpu_wp); i++) {
+ cpu_wp[i] = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPULM32State, wp[i]),
+ regnames[36+i]);
+ }
+
+ cpu_pc = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPULM32State, pc),
+ "pc");
+ cpu_ie = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPULM32State, ie),
+ "ie");
+ cpu_icc = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPULM32State, icc),
+ "icc");
+ cpu_dcc = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPULM32State, dcc),
+ "dcc");
+ cpu_cc = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPULM32State, cc),
+ "cc");
+ cpu_cfg = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPULM32State, cfg),
+ "cfg");
+ cpu_eba = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPULM32State, eba),
+ "eba");
+ cpu_dc = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPULM32State, dc),
+ "dc");
+ cpu_deba = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPULM32State, deba),
+ "deba");
+}
+
Code Review / kvmfornfv.git / blobdiff