* The condition code translation is in need of attention.
*/
-#include <stdarg.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <inttypes.h>
-
#include "cpu.h"
-#include "exec-all.h"
#include "disas.h"
#include "tcg-op.h"
#include "helper.h"
#include "mmu.h"
#include "crisv32-decode.h"
-#include "qemu-common.h"
#define GEN_HELPER 1
#include "helper.h"
/* This is the state at translation time. */
typedef struct DisasContext {
- CPUState *env;
+ CPUCRISState *env;
target_ulong pc, ppc;
/* Decoder. */
- unsigned int (*decoder)(struct DisasContext *dc);
+ unsigned int (*decoder)(CPUCRISState *env, struct DisasContext *dc);
uint32_t ir;
uint32_t opcode;
unsigned int op1;
unsigned int tb_flags; /* tb dependent flags. */
int is_jmp;
-#define JMP_NOJMP 0
-#define JMP_DIRECT 1
-#define JMP_INDIRECT 2
+#define JMP_NOJMP 0
+#define JMP_DIRECT 1
+#define JMP_DIRECT_CC 2
+#define JMP_INDIRECT 3
int jmp; /* 0=nojmp, 1=direct, 2=indirect. */
uint32_t jmp_pc;
};
#define t_gen_mov_TN_env(tn, member) \
- _t_gen_mov_TN_env((tn), offsetof(CPUState, member))
+ _t_gen_mov_TN_env((tn), offsetof(CPUCRISState, member))
#define t_gen_mov_env_TN(member, tn) \
- _t_gen_mov_env_TN(offsetof(CPUState, member), (tn))
+ _t_gen_mov_env_TN(offsetof(CPUCRISState, member), (tn))
static inline void t_gen_mov_TN_reg(TCGv tn, int r)
{
static inline void _t_gen_mov_TN_env(TCGv tn, int offset)
{
- if (offset > sizeof (CPUState))
+ if (offset > sizeof (CPUCRISState))
fprintf(stderr, "wrong load from env from off=%d\n", offset);
tcg_gen_ld_tl(tn, cpu_env, offset);
}
static inline void _t_gen_mov_env_TN(int offset, TCGv tn)
{
- if (offset > sizeof (CPUState))
+ if (offset > sizeof (CPUCRISState))
fprintf(stderr, "wrong store to env at off=%d\n", offset);
tcg_gen_st_tl(tn, cpu_env, offset);
}
tcg_gen_andi_tl(cpu_PR[r], tn, 3);
else {
if (r == PR_PID)
- gen_helper_tlb_flush_pid(tn);
+ gen_helper_tlb_flush_pid(cpu_env, tn);
if (dc->tb_flags & S_FLAG && r == PR_SPC)
- gen_helper_spc_write(tn);
+ gen_helper_spc_write(cpu_env, tn);
else if (r == PR_CCS)
dc->cpustate_changed = 1;
tcg_gen_mov_tl(cpu_PR[r], tn);
return sval;
}
-static int cris_fetch(DisasContext *dc, uint32_t addr,
+static int cris_fetch(CPUCRISState *env, DisasContext *dc, uint32_t addr,
unsigned int size, unsigned int sign)
{
int r;
switch (size) {
case 4:
{
- r = ldl_code(addr);
+ r = cpu_ldl_code(env, addr);
break;
}
case 2:
{
if (sign) {
- r = ldsw_code(addr);
+ r = cpu_ldsw_code(env, addr);
} else {
- r = lduw_code(addr);
+ r = cpu_lduw_code(env, addr);
}
break;
}
case 1:
{
if (sign) {
- r = ldsb_code(addr);
+ r = cpu_ldsb_code(env, addr);
} else {
- r = ldub_code(addr);
+ r = cpu_ldub_code(env, addr);
}
break;
}
static inline void t_gen_raise_exception(uint32_t index)
{
TCGv_i32 tmp = tcg_const_i32(index);
- gen_helper_raise_exception(tmp);
+ gen_helper_raise_exception(cpu_env, tmp);
tcg_temp_free_i32(tmp);
}
static void t_gen_cc_jmp(TCGv pc_true, TCGv pc_false)
{
- TCGv btaken;
int l1;
l1 = gen_new_label();
- btaken = tcg_temp_new();
/* Conditional jmp. */
- tcg_gen_mov_tl(btaken, env_btaken);
tcg_gen_mov_tl(env_pc, pc_false);
- tcg_gen_brcondi_tl(TCG_COND_EQ, btaken, 0, l1);
+ tcg_gen_brcondi_tl(TCG_COND_EQ, env_btaken, 0, l1);
tcg_gen_mov_tl(env_pc, pc_true);
gen_set_label(l1);
-
- tcg_temp_free(btaken);
}
static void gen_goto_tb(DisasContext *dc, int n, target_ulong dest)
if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK)) {
tcg_gen_goto_tb(n);
tcg_gen_movi_tl(env_pc, dest);
- tcg_gen_exit_tb((long)tb + n);
+ tcg_gen_exit_tb((tcg_target_long)tb + n);
} else {
tcg_gen_movi_tl(env_pc, dest);
tcg_gen_exit_tb(0);
switch (dc->cc_op)
{
case CC_OP_MCP:
- gen_helper_evaluate_flags_mcp(cpu_PR[PR_CCS],
+ gen_helper_evaluate_flags_mcp(cpu_PR[PR_CCS], cpu_env,
cpu_PR[PR_CCS], cc_src,
cc_dest, cc_result);
break;
case CC_OP_MULS:
- gen_helper_evaluate_flags_muls(cpu_PR[PR_CCS],
+ gen_helper_evaluate_flags_muls(cpu_PR[PR_CCS], cpu_env,
cpu_PR[PR_CCS], cc_result,
cpu_PR[PR_MOF]);
break;
case CC_OP_MULU:
- gen_helper_evaluate_flags_mulu(cpu_PR[PR_CCS],
+ gen_helper_evaluate_flags_mulu(cpu_PR[PR_CCS], cpu_env,
cpu_PR[PR_CCS], cc_result,
cpu_PR[PR_MOF]);
break;
switch (dc->cc_size)
{
case 4:
- gen_helper_evaluate_flags_move_4(cpu_PR[PR_CCS],
- cpu_PR[PR_CCS], cc_result);
+ gen_helper_evaluate_flags_move_4(cpu_PR[PR_CCS],
+ cpu_env, cpu_PR[PR_CCS], cc_result);
break;
case 2:
- gen_helper_evaluate_flags_move_2(cpu_PR[PR_CCS],
- cpu_PR[PR_CCS], cc_result);
+ gen_helper_evaluate_flags_move_2(cpu_PR[PR_CCS],
+ cpu_env, cpu_PR[PR_CCS], cc_result);
break;
default:
- gen_helper_evaluate_flags();
+ gen_helper_evaluate_flags(cpu_env);
break;
}
break;
case CC_OP_SUB:
case CC_OP_CMP:
if (dc->cc_size == 4)
- gen_helper_evaluate_flags_sub_4(cpu_PR[PR_CCS],
+ gen_helper_evaluate_flags_sub_4(cpu_PR[PR_CCS], cpu_env,
cpu_PR[PR_CCS], cc_src, cc_dest, cc_result);
else
- gen_helper_evaluate_flags();
+ gen_helper_evaluate_flags(cpu_env);
break;
default:
switch (dc->cc_size)
{
case 4:
- gen_helper_evaluate_flags_alu_4(cpu_PR[PR_CCS],
+ gen_helper_evaluate_flags_alu_4(cpu_PR[PR_CCS], cpu_env,
cpu_PR[PR_CCS], cc_src, cc_dest, cc_result);
break;
default:
- gen_helper_evaluate_flags();
+ gen_helper_evaluate_flags(cpu_env);
break;
}
break;
case CC_EQ:
if ((arith_opt || move_opt)
&& dc->cc_x_uptodate != (2 | X_FLAG)) {
- /* If cc_result is zero, T0 should be
- non-zero otherwise T0 should be zero. */
- int l1;
- l1 = gen_new_label();
- tcg_gen_movi_tl(cc, 0);
- tcg_gen_brcondi_tl(TCG_COND_NE, cc_result,
- 0, l1);
- tcg_gen_movi_tl(cc, 1);
- gen_set_label(l1);
+ tcg_gen_setcond_tl(TCG_COND_EQ, cc,
+ cc_result, tcg_const_tl(0));
}
else {
cris_evaluate_flags(dc);
static void cris_store_direct_jmp(DisasContext *dc)
{
/* Store the direct jmp state into the cpu-state. */
- if (dc->jmp == JMP_DIRECT) {
+ if (dc->jmp == JMP_DIRECT || dc->jmp == JMP_DIRECT_CC) {
+ if (dc->jmp == JMP_DIRECT) {
+ tcg_gen_movi_tl(env_btaken, 1);
+ }
tcg_gen_movi_tl(env_btarget, dc->jmp_pc);
- tcg_gen_movi_tl(env_btaken, 1);
+ dc->jmp = JMP_INDIRECT;
}
}
/* This helps us re-schedule the micro-code to insns in delay-slots
before the actual jump. */
dc->delayed_branch = 2;
+ dc->jmp = JMP_DIRECT_CC;
dc->jmp_pc = dc->pc + offset;
- if (cond != CC_A)
- {
- dc->jmp = JMP_INDIRECT;
- gen_tst_cc (dc, env_btaken, cond);
- tcg_gen_movi_tl(env_btarget, dc->jmp_pc);
- } else {
- /* Allow chaining. */
- dc->jmp = JMP_DIRECT;
- }
+ gen_tst_cc (dc, env_btaken, cond);
+ tcg_gen_movi_tl(env_btarget, dc->jmp_pc);
}
before the actual jump. */
dc->delayed_branch = 2;
dc->jmp = type;
- if (type == JMP_INDIRECT)
+ if (type == JMP_INDIRECT) {
tcg_gen_movi_tl(env_btaken, 1);
+ }
}
static void gen_load64(DisasContext *dc, TCGv_i64 dst, TCGv addr)
t_gen_zext(dst, cpu_R[rd], size);
}
-static int dec_prep_move_m(DisasContext *dc, int s_ext, int memsize,
- TCGv dst)
+static int dec_prep_move_m(CPUCRISState *env, DisasContext *dc,
+ int s_ext, int memsize, TCGv dst)
{
unsigned int rs;
uint32_t imm;
if (memsize == 1)
insn_len++;
- imm = cris_fetch(dc, dc->pc + 2, memsize, s_ext);
+ imm = cris_fetch(env, dc, dc->pc + 2, memsize, s_ext);
tcg_gen_movi_tl(dst, imm);
dc->postinc = 0;
} else {
/* Prepare T0 and T1 for a memory + alu operation.
s_ext decides if the operand1 should be sign-extended or zero-extended when
needed. */
-static int dec_prep_alu_m(DisasContext *dc, int s_ext, int memsize,
- TCGv dst, TCGv src)
+static int dec_prep_alu_m(CPUCRISState *env, DisasContext *dc,
+ int s_ext, int memsize, TCGv dst, TCGv src)
{
int insn_len;
- insn_len = dec_prep_move_m(dc, s_ext, memsize, src);
+ insn_len = dec_prep_move_m(env, dc, s_ext, memsize, src);
tcg_gen_mov_tl(dst, cpu_R[dc->op2]);
return insn_len;
}
/* Start of insn decoders. */
-static int dec_bccq(DisasContext *dc)
+static int dec_bccq(CPUCRISState *env, DisasContext *dc)
{
int32_t offset;
int sign;
cris_prepare_cc_branch (dc, offset, cond);
return 2;
}
-static int dec_addoq(DisasContext *dc)
+static int dec_addoq(CPUCRISState *env, DisasContext *dc)
{
int32_t imm;
return 2;
}
-static int dec_addq(DisasContext *dc)
+static int dec_addq(CPUCRISState *env, DisasContext *dc)
{
LOG_DIS("addq %u, $r%u\n", dc->op1, dc->op2);
cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(dc->op1), 4);
return 2;
}
-static int dec_moveq(DisasContext *dc)
+static int dec_moveq(CPUCRISState *env, DisasContext *dc)
{
uint32_t imm;
tcg_gen_movi_tl(cpu_R[dc->op2], imm);
return 2;
}
-static int dec_subq(DisasContext *dc)
+static int dec_subq(CPUCRISState *env, DisasContext *dc)
{
dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(dc->op1), 4);
return 2;
}
-static int dec_cmpq(DisasContext *dc)
+static int dec_cmpq(CPUCRISState *env, DisasContext *dc)
{
uint32_t imm;
dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(imm), 4);
return 2;
}
-static int dec_andq(DisasContext *dc)
+static int dec_andq(CPUCRISState *env, DisasContext *dc)
{
uint32_t imm;
dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(imm), 4);
return 2;
}
-static int dec_orq(DisasContext *dc)
+static int dec_orq(CPUCRISState *env, DisasContext *dc)
{
uint32_t imm;
dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(imm), 4);
return 2;
}
-static int dec_btstq(DisasContext *dc)
+static int dec_btstq(CPUCRISState *env, DisasContext *dc)
{
dc->op1 = EXTRACT_FIELD(dc->ir, 0, 4);
LOG_DIS("btstq %u, $r%d\n", dc->op1, dc->op2);
cris_cc_mask(dc, CC_MASK_NZ);
cris_evaluate_flags(dc);
- gen_helper_btst(cpu_PR[PR_CCS], cpu_R[dc->op2],
+ gen_helper_btst(cpu_PR[PR_CCS], cpu_env, cpu_R[dc->op2],
tcg_const_tl(dc->op1), cpu_PR[PR_CCS]);
cris_alu(dc, CC_OP_MOVE,
cpu_R[dc->op2], cpu_R[dc->op2], cpu_R[dc->op2], 4);
dc->flags_uptodate = 1;
return 2;
}
-static int dec_asrq(DisasContext *dc)
+static int dec_asrq(CPUCRISState *env, DisasContext *dc)
{
dc->op1 = EXTRACT_FIELD(dc->ir, 0, 4);
LOG_DIS("asrq %u, $r%d\n", dc->op1, dc->op2);
cpu_R[dc->op2], cpu_R[dc->op2], 4);
return 2;
}
-static int dec_lslq(DisasContext *dc)
+static int dec_lslq(CPUCRISState *env, DisasContext *dc)
{
dc->op1 = EXTRACT_FIELD(dc->ir, 0, 4);
LOG_DIS("lslq %u, $r%d\n", dc->op1, dc->op2);
cpu_R[dc->op2], cpu_R[dc->op2], 4);
return 2;
}
-static int dec_lsrq(DisasContext *dc)
+static int dec_lsrq(CPUCRISState *env, DisasContext *dc)
{
dc->op1 = EXTRACT_FIELD(dc->ir, 0, 4);
LOG_DIS("lsrq %u, $r%d\n", dc->op1, dc->op2);
return 2;
}
-static int dec_move_r(DisasContext *dc)
+static int dec_move_r(CPUCRISState *env, DisasContext *dc)
{
int size = memsize_zz(dc);
return 2;
}
-static int dec_scc_r(DisasContext *dc)
+static int dec_scc_r(CPUCRISState *env, DisasContext *dc)
{
int cond = dc->op2;
}
}
-static int dec_and_r(DisasContext *dc)
+static int dec_and_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int size = memsize_zz(dc);
return 2;
}
-static int dec_lz_r(DisasContext *dc)
+static int dec_lz_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t0;
LOG_DIS("lz $r%u, $r%u\n",
return 2;
}
-static int dec_lsl_r(DisasContext *dc)
+static int dec_lsl_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int size = memsize_zz(dc);
return 2;
}
-static int dec_lsr_r(DisasContext *dc)
+static int dec_lsr_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int size = memsize_zz(dc);
return 2;
}
-static int dec_asr_r(DisasContext *dc)
+static int dec_asr_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int size = memsize_zz(dc);
return 2;
}
-static int dec_muls_r(DisasContext *dc)
+static int dec_muls_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int size = memsize_zz(dc);
return 2;
}
-static int dec_mulu_r(DisasContext *dc)
+static int dec_mulu_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int size = memsize_zz(dc);
}
-static int dec_dstep_r(DisasContext *dc)
+static int dec_dstep_r(CPUCRISState *env, DisasContext *dc)
{
LOG_DIS("dstep $r%u, $r%u\n", dc->op1, dc->op2);
cris_cc_mask(dc, CC_MASK_NZ);
return 2;
}
-static int dec_xor_r(DisasContext *dc)
+static int dec_xor_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int size = memsize_zz(dc);
return 2;
}
-static int dec_bound_r(DisasContext *dc)
+static int dec_bound_r(CPUCRISState *env, DisasContext *dc)
{
TCGv l0;
int size = memsize_zz(dc);
return 2;
}
-static int dec_cmp_r(DisasContext *dc)
+static int dec_cmp_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int size = memsize_zz(dc);
return 2;
}
-static int dec_abs_r(DisasContext *dc)
+static int dec_abs_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t0;
return 2;
}
-static int dec_add_r(DisasContext *dc)
+static int dec_add_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int size = memsize_zz(dc);
return 2;
}
-static int dec_addc_r(DisasContext *dc)
+static int dec_addc_r(CPUCRISState *env, DisasContext *dc)
{
LOG_DIS("addc $r%u, $r%u\n",
dc->op1, dc->op2);
return 2;
}
-static int dec_mcp_r(DisasContext *dc)
+static int dec_mcp_r(CPUCRISState *env, DisasContext *dc)
{
LOG_DIS("mcp $p%u, $r%u\n",
dc->op2, dc->op1);
}
#endif
-static int dec_swap_r(DisasContext *dc)
+static int dec_swap_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t0;
#if DISAS_CRIS
return 2;
}
-static int dec_or_r(DisasContext *dc)
+static int dec_or_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int size = memsize_zz(dc);
return 2;
}
-static int dec_addi_r(DisasContext *dc)
+static int dec_addi_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t0;
LOG_DIS("addi.%c $r%u, $r%u\n",
return 2;
}
-static int dec_addi_acr(DisasContext *dc)
+static int dec_addi_acr(CPUCRISState *env, DisasContext *dc)
{
TCGv t0;
LOG_DIS("addi.%c $r%u, $r%u, $acr\n",
return 2;
}
-static int dec_neg_r(DisasContext *dc)
+static int dec_neg_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int size = memsize_zz(dc);
return 2;
}
-static int dec_btst_r(DisasContext *dc)
+static int dec_btst_r(CPUCRISState *env, DisasContext *dc)
{
LOG_DIS("btst $r%u, $r%u\n",
dc->op1, dc->op2);
cris_cc_mask(dc, CC_MASK_NZ);
cris_evaluate_flags(dc);
- gen_helper_btst(cpu_PR[PR_CCS], cpu_R[dc->op2],
+ gen_helper_btst(cpu_PR[PR_CCS], cpu_env, cpu_R[dc->op2],
cpu_R[dc->op1], cpu_PR[PR_CCS]);
cris_alu(dc, CC_OP_MOVE, cpu_R[dc->op2],
cpu_R[dc->op2], cpu_R[dc->op2], 4);
return 2;
}
-static int dec_sub_r(DisasContext *dc)
+static int dec_sub_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int size = memsize_zz(dc);
}
/* Zero extension. From size to dword. */
-static int dec_movu_r(DisasContext *dc)
+static int dec_movu_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t0;
int size = memsize_z(dc);
}
/* Sign extension. From size to dword. */
-static int dec_movs_r(DisasContext *dc)
+static int dec_movs_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t0;
int size = memsize_z(dc);
}
/* zero extension. From size to dword. */
-static int dec_addu_r(DisasContext *dc)
+static int dec_addu_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t0;
int size = memsize_z(dc);
}
/* Sign extension. From size to dword. */
-static int dec_adds_r(DisasContext *dc)
+static int dec_adds_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t0;
int size = memsize_z(dc);
}
/* Zero extension. From size to dword. */
-static int dec_subu_r(DisasContext *dc)
+static int dec_subu_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t0;
int size = memsize_z(dc);
}
/* Sign extension. From size to dword. */
-static int dec_subs_r(DisasContext *dc)
+static int dec_subs_r(CPUCRISState *env, DisasContext *dc)
{
TCGv t0;
int size = memsize_z(dc);
return 2;
}
-static int dec_setclrf(DisasContext *dc)
+static int dec_setclrf(CPUCRISState *env, DisasContext *dc)
{
uint32_t flags;
int set = (~dc->opcode >> 2) & 1;
return 2;
}
-static int dec_move_rs(DisasContext *dc)
+static int dec_move_rs(CPUCRISState *env, DisasContext *dc)
{
LOG_DIS("move $r%u, $s%u\n", dc->op1, dc->op2);
cris_cc_mask(dc, 0);
- gen_helper_movl_sreg_reg(tcg_const_tl(dc->op2), tcg_const_tl(dc->op1));
+ gen_helper_movl_sreg_reg(cpu_env, tcg_const_tl(dc->op2),
+ tcg_const_tl(dc->op1));
return 2;
}
-static int dec_move_sr(DisasContext *dc)
+static int dec_move_sr(CPUCRISState *env, DisasContext *dc)
{
LOG_DIS("move $s%u, $r%u\n", dc->op2, dc->op1);
cris_cc_mask(dc, 0);
- gen_helper_movl_reg_sreg(tcg_const_tl(dc->op1), tcg_const_tl(dc->op2));
+ gen_helper_movl_reg_sreg(cpu_env, tcg_const_tl(dc->op1),
+ tcg_const_tl(dc->op2));
return 2;
}
-static int dec_move_rp(DisasContext *dc)
+static int dec_move_rp(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
LOG_DIS("move $r%u, $p%u\n", dc->op1, dc->op2);
tcg_temp_free(t[0]);
return 2;
}
-static int dec_move_pr(DisasContext *dc)
+static int dec_move_pr(CPUCRISState *env, DisasContext *dc)
{
TCGv t0;
LOG_DIS("move $p%u, $r%u\n", dc->op2, dc->op1);
return 2;
}
-static int dec_move_mr(DisasContext *dc)
+static int dec_move_mr(CPUCRISState *env, DisasContext *dc)
{
int memsize = memsize_zz(dc);
int insn_len;
dc->op2);
if (memsize == 4) {
- insn_len = dec_prep_move_m(dc, 0, 4, cpu_R[dc->op2]);
+ insn_len = dec_prep_move_m(env, dc, 0, 4, cpu_R[dc->op2]);
cris_cc_mask(dc, CC_MASK_NZ);
cris_update_cc_op(dc, CC_OP_MOVE, 4);
cris_update_cc_x(dc);
TCGv t0;
t0 = tcg_temp_new();
- insn_len = dec_prep_move_m(dc, 0, memsize, t0);
+ insn_len = dec_prep_move_m(env, dc, 0, memsize, t0);
cris_cc_mask(dc, CC_MASK_NZ);
cris_alu(dc, CC_OP_MOVE,
cpu_R[dc->op2], cpu_R[dc->op2], t0, memsize);
tcg_temp_free(t[1]);
}
-static int dec_movs_m(DisasContext *dc)
+static int dec_movs_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_z(dc);
cris_alu_m_alloc_temps(t);
/* sign extend. */
- insn_len = dec_prep_alu_m(dc, 1, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 1, memsize, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZ);
cris_alu(dc, CC_OP_MOVE,
cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
return insn_len;
}
-static int dec_addu_m(DisasContext *dc)
+static int dec_addu_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_z(dc);
cris_alu_m_alloc_temps(t);
/* sign extend. */
- insn_len = dec_prep_alu_m(dc, 0, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZVC);
cris_alu(dc, CC_OP_ADD,
cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
return insn_len;
}
-static int dec_adds_m(DisasContext *dc)
+static int dec_adds_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_z(dc);
cris_alu_m_alloc_temps(t);
/* sign extend. */
- insn_len = dec_prep_alu_m(dc, 1, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 1, memsize, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZVC);
cris_alu(dc, CC_OP_ADD, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
do_postinc(dc, memsize);
return insn_len;
}
-static int dec_subu_m(DisasContext *dc)
+static int dec_subu_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_z(dc);
cris_alu_m_alloc_temps(t);
/* sign extend. */
- insn_len = dec_prep_alu_m(dc, 0, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZVC);
cris_alu(dc, CC_OP_SUB, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
do_postinc(dc, memsize);
return insn_len;
}
-static int dec_subs_m(DisasContext *dc)
+static int dec_subs_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_z(dc);
cris_alu_m_alloc_temps(t);
/* sign extend. */
- insn_len = dec_prep_alu_m(dc, 1, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 1, memsize, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZVC);
cris_alu(dc, CC_OP_SUB, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
do_postinc(dc, memsize);
return insn_len;
}
-static int dec_movu_m(DisasContext *dc)
+static int dec_movu_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_z(dc);
dc->op2);
cris_alu_m_alloc_temps(t);
- insn_len = dec_prep_alu_m(dc, 0, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZ);
cris_alu(dc, CC_OP_MOVE, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
do_postinc(dc, memsize);
return insn_len;
}
-static int dec_cmpu_m(DisasContext *dc)
+static int dec_cmpu_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_z(dc);
dc->op2);
cris_alu_m_alloc_temps(t);
- insn_len = dec_prep_alu_m(dc, 0, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZVC);
cris_alu(dc, CC_OP_CMP, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
do_postinc(dc, memsize);
return insn_len;
}
-static int dec_cmps_m(DisasContext *dc)
+static int dec_cmps_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_z(dc);
dc->op2);
cris_alu_m_alloc_temps(t);
- insn_len = dec_prep_alu_m(dc, 1, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 1, memsize, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZVC);
cris_alu(dc, CC_OP_CMP,
cpu_R[dc->op2], cpu_R[dc->op2], t[1],
return insn_len;
}
-static int dec_cmp_m(DisasContext *dc)
+static int dec_cmp_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_zz(dc);
dc->op2);
cris_alu_m_alloc_temps(t);
- insn_len = dec_prep_alu_m(dc, 0, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZVC);
cris_alu(dc, CC_OP_CMP,
cpu_R[dc->op2], cpu_R[dc->op2], t[1],
return insn_len;
}
-static int dec_test_m(DisasContext *dc)
+static int dec_test_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_zz(dc);
cris_evaluate_flags(dc);
cris_alu_m_alloc_temps(t);
- insn_len = dec_prep_alu_m(dc, 0, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZ);
tcg_gen_andi_tl(cpu_PR[PR_CCS], cpu_PR[PR_CCS], ~3);
return insn_len;
}
-static int dec_and_m(DisasContext *dc)
+static int dec_and_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_zz(dc);
dc->op2);
cris_alu_m_alloc_temps(t);
- insn_len = dec_prep_alu_m(dc, 0, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZ);
cris_alu(dc, CC_OP_AND, cpu_R[dc->op2], t[0], t[1], memsize_zz(dc));
do_postinc(dc, memsize);
return insn_len;
}
-static int dec_add_m(DisasContext *dc)
+static int dec_add_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_zz(dc);
dc->op2);
cris_alu_m_alloc_temps(t);
- insn_len = dec_prep_alu_m(dc, 0, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZVC);
cris_alu(dc, CC_OP_ADD,
cpu_R[dc->op2], t[0], t[1], memsize_zz(dc));
return insn_len;
}
-static int dec_addo_m(DisasContext *dc)
+static int dec_addo_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_zz(dc);
dc->op2);
cris_alu_m_alloc_temps(t);
- insn_len = dec_prep_alu_m(dc, 1, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 1, memsize, t[0], t[1]);
cris_cc_mask(dc, 0);
cris_alu(dc, CC_OP_ADD, cpu_R[R_ACR], t[0], t[1], 4);
do_postinc(dc, memsize);
return insn_len;
}
-static int dec_bound_m(DisasContext *dc)
+static int dec_bound_m(CPUCRISState *env, DisasContext *dc)
{
TCGv l[2];
int memsize = memsize_zz(dc);
l[0] = tcg_temp_local_new();
l[1] = tcg_temp_local_new();
- insn_len = dec_prep_alu_m(dc, 0, memsize, l[0], l[1]);
+ insn_len = dec_prep_alu_m(env, dc, 0, memsize, l[0], l[1]);
cris_cc_mask(dc, CC_MASK_NZ);
cris_alu(dc, CC_OP_BOUND, cpu_R[dc->op2], l[0], l[1], 4);
do_postinc(dc, memsize);
return insn_len;
}
-static int dec_addc_mr(DisasContext *dc)
+static int dec_addc_mr(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int insn_len = 2;
dc->flags_x = X_FLAG;
cris_alu_m_alloc_temps(t);
- insn_len = dec_prep_alu_m(dc, 0, 4, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 0, 4, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZVC);
cris_alu(dc, CC_OP_ADDC, cpu_R[dc->op2], t[0], t[1], 4);
do_postinc(dc, 4);
return insn_len;
}
-static int dec_sub_m(DisasContext *dc)
+static int dec_sub_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_zz(dc);
dc->op2, dc->ir, dc->zzsize);
cris_alu_m_alloc_temps(t);
- insn_len = dec_prep_alu_m(dc, 0, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZVC);
cris_alu(dc, CC_OP_SUB, cpu_R[dc->op2], t[0], t[1], memsize);
do_postinc(dc, memsize);
return insn_len;
}
-static int dec_or_m(DisasContext *dc)
+static int dec_or_m(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_zz(dc);
dc->op2, dc->pc);
cris_alu_m_alloc_temps(t);
- insn_len = dec_prep_alu_m(dc, 0, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
cris_cc_mask(dc, CC_MASK_NZ);
cris_alu(dc, CC_OP_OR,
cpu_R[dc->op2], t[0], t[1], memsize_zz(dc));
return insn_len;
}
-static int dec_move_mp(DisasContext *dc)
+static int dec_move_mp(CPUCRISState *env, DisasContext *dc)
{
TCGv t[2];
int memsize = memsize_zz(dc);
dc->op2);
cris_alu_m_alloc_temps(t);
- insn_len = dec_prep_alu_m(dc, 0, memsize, t[0], t[1]);
+ insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
cris_cc_mask(dc, 0);
if (dc->op2 == PR_CCS) {
cris_evaluate_flags(dc);
return insn_len;
}
-static int dec_move_pm(DisasContext *dc)
+static int dec_move_pm(CPUCRISState *env, DisasContext *dc)
{
TCGv t0;
int memsize;
return 2;
}
-static int dec_movem_mr(DisasContext *dc)
+static int dec_movem_mr(CPUCRISState *env, DisasContext *dc)
{
TCGv_i64 tmp[16];
TCGv tmp32;
return 2;
}
-static int dec_movem_rm(DisasContext *dc)
+static int dec_movem_rm(CPUCRISState *env, DisasContext *dc)
{
TCGv tmp;
TCGv addr;
return 2;
}
-static int dec_move_rm(DisasContext *dc)
+static int dec_move_rm(CPUCRISState *env, DisasContext *dc)
{
int memsize;
return 2;
}
-static int dec_lapcq(DisasContext *dc)
+static int dec_lapcq(CPUCRISState *env, DisasContext *dc)
{
LOG_DIS("lapcq %x, $r%u\n",
dc->pc + dc->op1*2, dc->op2);
return 2;
}
-static int dec_lapc_im(DisasContext *dc)
+static int dec_lapc_im(CPUCRISState *env, DisasContext *dc)
{
unsigned int rd;
int32_t imm;
rd = dc->op2;
cris_cc_mask(dc, 0);
- imm = cris_fetch(dc, dc->pc + 2, 4, 0);
+ imm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
LOG_DIS("lapc 0x%x, $r%u\n", imm + dc->pc, dc->op2);
pc = dc->pc;
}
/* Jump to special reg. */
-static int dec_jump_p(DisasContext *dc)
+static int dec_jump_p(CPUCRISState *env, DisasContext *dc)
{
LOG_DIS("jump $p%u\n", dc->op2);
}
/* Jump and save. */
-static int dec_jas_r(DisasContext *dc)
+static int dec_jas_r(CPUCRISState *env, DisasContext *dc)
{
LOG_DIS("jas $r%u, $p%u\n", dc->op1, dc->op2);
cris_cc_mask(dc, 0);
return 2;
}
-static int dec_jas_im(DisasContext *dc)
+static int dec_jas_im(CPUCRISState *env, DisasContext *dc)
{
uint32_t imm;
- imm = cris_fetch(dc, dc->pc + 2, 4, 0);
+ imm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
LOG_DIS("jas 0x%x\n", imm);
cris_cc_mask(dc, 0);
return 6;
}
-static int dec_jasc_im(DisasContext *dc)
+static int dec_jasc_im(CPUCRISState *env, DisasContext *dc)
{
uint32_t imm;
- imm = cris_fetch(dc, dc->pc + 2, 4, 0);
+ imm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
LOG_DIS("jasc 0x%x\n", imm);
cris_cc_mask(dc, 0);
return 6;
}
-static int dec_jasc_r(DisasContext *dc)
+static int dec_jasc_r(CPUCRISState *env, DisasContext *dc)
{
LOG_DIS("jasc_r $r%u, $p%u\n", dc->op1, dc->op2);
cris_cc_mask(dc, 0);
return 2;
}
-static int dec_bcc_im(DisasContext *dc)
+static int dec_bcc_im(CPUCRISState *env, DisasContext *dc)
{
int32_t offset;
uint32_t cond = dc->op2;
- offset = cris_fetch(dc, dc->pc + 2, 2, 1);
+ offset = cris_fetch(env, dc, dc->pc + 2, 2, 1);
LOG_DIS("b%s %d pc=%x dst=%x\n",
cc_name(cond), offset,
return 4;
}
-static int dec_bas_im(DisasContext *dc)
+static int dec_bas_im(CPUCRISState *env, DisasContext *dc)
{
int32_t simm;
- simm = cris_fetch(dc, dc->pc + 2, 4, 0);
+ simm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
LOG_DIS("bas 0x%x, $p%u\n", dc->pc + simm, dc->op2);
cris_cc_mask(dc, 0);
return 6;
}
-static int dec_basc_im(DisasContext *dc)
+static int dec_basc_im(CPUCRISState *env, DisasContext *dc)
{
int32_t simm;
- simm = cris_fetch(dc, dc->pc + 2, 4, 0);
+ simm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
LOG_DIS("basc 0x%x, $p%u\n", dc->pc + simm, dc->op2);
cris_cc_mask(dc, 0);
return 6;
}
-static int dec_rfe_etc(DisasContext *dc)
+static int dec_rfe_etc(CPUCRISState *env, DisasContext *dc)
{
cris_cc_mask(dc, 0);
/* rfe. */
LOG_DIS("rfe\n");
cris_evaluate_flags(dc);
- gen_helper_rfe();
+ gen_helper_rfe(cpu_env);
dc->is_jmp = DISAS_UPDATE;
break;
case 5:
/* rfn. */
LOG_DIS("rfn\n");
cris_evaluate_flags(dc);
- gen_helper_rfn();
+ gen_helper_rfn(cpu_env);
dc->is_jmp = DISAS_UPDATE;
break;
case 6:
return 2;
}
-static int dec_ftag_fidx_d_m(DisasContext *dc)
+static int dec_ftag_fidx_d_m(CPUCRISState *env, DisasContext *dc)
{
return 2;
}
-static int dec_ftag_fidx_i_m(DisasContext *dc)
+static int dec_ftag_fidx_i_m(CPUCRISState *env, DisasContext *dc)
{
return 2;
}
-static int dec_null(DisasContext *dc)
+static int dec_null(CPUCRISState *env, DisasContext *dc)
{
printf ("unknown insn pc=%x opc=%x op1=%x op2=%x\n",
dc->pc, dc->opcode, dc->op1, dc->op2);
uint32_t bits;
uint32_t mask;
};
- int (*dec)(DisasContext *dc);
+ int (*dec)(CPUCRISState *env, DisasContext *dc);
} decinfo[] = {
/* Order matters here. */
{DEC_MOVEQ, dec_moveq},
{{0, 0}, dec_null}
};
-static unsigned int crisv32_decoder(DisasContext *dc)
+static unsigned int crisv32_decoder(CPUCRISState *env, DisasContext *dc)
{
int insn_len = 2;
int i;
tcg_gen_debug_insn_start(dc->pc);
/* Load a halfword onto the instruction register. */
- dc->ir = cris_fetch(dc, dc->pc, 2, 0);
+ dc->ir = cris_fetch(env, dc, dc->pc, 2, 0);
/* Now decode it. */
dc->opcode = EXTRACT_FIELD(dc->ir, 4, 11);
for (i = 0; i < ARRAY_SIZE(decinfo); i++) {
if ((dc->opcode & decinfo[i].mask) == decinfo[i].bits)
{
- insn_len = decinfo[i].dec(dc);
+ insn_len = decinfo[i].dec(env, dc);
break;
}
}
return insn_len;
}
-static void check_breakpoint(CPUState *env, DisasContext *dc)
+static void check_breakpoint(CPUCRISState *env, DisasContext *dc)
{
CPUBreakpoint *bp;
/* generate intermediate code for basic block 'tb'. */
static void
-gen_intermediate_code_internal(CPUState *env, TranslationBlock *tb,
+gen_intermediate_code_internal(CPUCRISState *env, TranslationBlock *tb,
int search_pc)
{
uint16_t *gen_opc_end;
uint32_t pc_start;
- unsigned int insn_len, orig_flags;
+ unsigned int insn_len;
int j, lj;
struct DisasContext ctx;
struct DisasContext *dc = &ctx;
qemu_log_try_set_file(stderr);
- if (env->pregs[PR_VR] == 32)
+ if (env->pregs[PR_VR] == 32) {
dc->decoder = crisv32_decoder;
- else
+ dc->clear_locked_irq = 0;
+ } else {
dc->decoder = crisv10_decoder;
+ dc->clear_locked_irq = 1;
+ }
/* Odd PC indicates that branch is rexecuting due to exception in the
* delayslot, like in real hw.
dc->cc_mask = 0;
dc->update_cc = 0;
dc->clear_prefix = 0;
- dc->clear_locked_irq = 1;
cris_update_cc_op(dc, CC_OP_FLAGS, 4);
dc->cc_size_uptodate = -1;
/* Decode TB flags. */
- orig_flags = dc->tb_flags = tb->flags & (S_FLAG | P_FLAG | U_FLAG \
+ dc->tb_flags = tb->flags & (S_FLAG | P_FLAG | U_FLAG \
| X_FLAG | PFIX_FLAG);
dc->delayed_branch = !!(tb->flags & 7);
if (dc->delayed_branch)
gen_io_start();
dc->clear_x = 1;
- insn_len = dc->decoder(dc);
+ insn_len = dc->decoder(env, dc);
dc->ppc = dc->pc;
dc->pc += insn_len;
if (dc->clear_x)
if (tb->flags & 7)
t_gen_mov_env_TN(dslot,
tcg_const_tl(0));
- if (dc->jmp == JMP_DIRECT) {
- dc->is_jmp = DISAS_NEXT;
+ if (dc->cpustate_changed || !dc->flagx_known
+ || (dc->flags_x != (tb->flags & X_FLAG))) {
+ cris_store_direct_jmp(dc);
+ }
+
+ if (dc->clear_locked_irq) {
+ dc->clear_locked_irq = 0;
+ t_gen_mov_env_TN(locked_irq,
+ tcg_const_tl(0));
+ }
+
+ if (dc->jmp == JMP_DIRECT_CC) {
+ int l1;
+
+ l1 = gen_new_label();
+ cris_evaluate_flags(dc);
+
+ /* Conditional jmp. */
+ tcg_gen_brcondi_tl(TCG_COND_EQ,
+ env_btaken, 0, l1);
+ gen_goto_tb(dc, 1, dc->jmp_pc);
+ gen_set_label(l1);
+ gen_goto_tb(dc, 0, dc->pc);
+ dc->is_jmp = DISAS_TB_JUMP;
+ dc->jmp = JMP_NOJMP;
+ } else if (dc->jmp == JMP_DIRECT) {
+ cris_evaluate_flags(dc);
+ gen_goto_tb(dc, 0, dc->jmp_pc);
+ dc->is_jmp = DISAS_TB_JUMP;
+ dc->jmp = JMP_NOJMP;
} else {
t_gen_cc_jmp(env_btarget,
tcg_const_tl(dc->pc));
&& (dc->pc < next_page_start)
&& num_insns < max_insns);
- if (dc->tb_flags != orig_flags) {
- dc->cpustate_changed = 1;
- }
-
if (dc->clear_locked_irq)
t_gen_mov_env_TN(locked_irq, tcg_const_tl(0));
npc = dc->pc;
- if (dc->jmp == JMP_DIRECT && !dc->delayed_branch)
- npc = dc->jmp_pc;
if (tb->cflags & CF_LAST_IO)
gen_io_end();
#endif
}
-void gen_intermediate_code (CPUState *env, struct TranslationBlock *tb)
+void gen_intermediate_code (CPUCRISState *env, struct TranslationBlock *tb)
{
gen_intermediate_code_internal(env, tb, 0);
}
-void gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb)
+void gen_intermediate_code_pc (CPUCRISState *env, struct TranslationBlock *tb)
{
gen_intermediate_code_internal(env, tb, 1);
}
-void cpu_dump_state (CPUState *env, FILE *f,
- int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
+void cpu_dump_state (CPUCRISState *env, FILE *f, fprintf_function cpu_fprintf,
int flags)
{
int i;
}
srs = env->pregs[PR_SRS];
cpu_fprintf(f, "\nsupport function regs bank %x:\n", srs);
- if (srs < 256) {
+ if (srs < ARRAY_SIZE(env->sregs)) {
for (i = 0; i < 16; i++) {
cpu_fprintf(f, "s%2.2d=%8.8x ",
i, env->sregs[srs][i]);
{32, "crisv32"},
};
-void cris_cpu_list(FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...))
+void cris_cpu_list(FILE *f, fprintf_function cpu_fprintf)
{
unsigned int i;
return 32;
}
-CPUCRISState *cpu_cris_init (const char *cpu_model)
+CRISCPU *cpu_cris_init(const char *cpu_model)
{
- CPUCRISState *env;
- static int tcg_initialized = 0;
- int i;
+ CRISCPU *cpu;
+ CPUCRISState *env;
+ static int tcg_initialized = 0;
+ int i;
- env = qemu_mallocz(sizeof(CPUCRISState));
+ cpu = CRIS_CPU(object_new(TYPE_CRIS_CPU));
+ env = &cpu->env;
- env->pregs[PR_VR] = vr_by_name(cpu_model);
- cpu_exec_init(env);
- cpu_reset(env);
- qemu_init_vcpu(env);
+ env->pregs[PR_VR] = vr_by_name(cpu_model);
- if (tcg_initialized)
- return env;
+ cpu_reset(CPU(cpu));
+ qemu_init_vcpu(env);
- tcg_initialized = 1;
+ if (tcg_initialized) {
+ return cpu;
+ }
+
+ tcg_initialized = 1;
#define GEN_HELPER 2
#include "helper.h"
- if (env->pregs[PR_VR] < 32) {
- cpu_crisv10_init(env);
- return env;
- }
-
-
- cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
- cc_x = tcg_global_mem_new(TCG_AREG0,
- offsetof(CPUState, cc_x), "cc_x");
- cc_src = tcg_global_mem_new(TCG_AREG0,
- offsetof(CPUState, cc_src), "cc_src");
- cc_dest = tcg_global_mem_new(TCG_AREG0,
- offsetof(CPUState, cc_dest),
- "cc_dest");
- cc_result = tcg_global_mem_new(TCG_AREG0,
- offsetof(CPUState, cc_result),
- "cc_result");
- cc_op = tcg_global_mem_new(TCG_AREG0,
- offsetof(CPUState, cc_op), "cc_op");
- cc_size = tcg_global_mem_new(TCG_AREG0,
- offsetof(CPUState, cc_size),
- "cc_size");
- cc_mask = tcg_global_mem_new(TCG_AREG0,
- offsetof(CPUState, cc_mask),
- "cc_mask");
-
- env_pc = tcg_global_mem_new(TCG_AREG0,
- offsetof(CPUState, pc),
- "pc");
- env_btarget = tcg_global_mem_new(TCG_AREG0,
- offsetof(CPUState, btarget),
- "btarget");
- env_btaken = tcg_global_mem_new(TCG_AREG0,
- offsetof(CPUState, btaken),
- "btaken");
- for (i = 0; i < 16; i++) {
- cpu_R[i] = tcg_global_mem_new(TCG_AREG0,
- offsetof(CPUState, regs[i]),
- regnames[i]);
- }
- for (i = 0; i < 16; i++) {
- cpu_PR[i] = tcg_global_mem_new(TCG_AREG0,
- offsetof(CPUState, pregs[i]),
- pregnames[i]);
- }
-
- return env;
-}
+ if (env->pregs[PR_VR] < 32) {
+ cpu_crisv10_init(env);
+ return cpu;
+ }
-void cpu_reset (CPUCRISState *env)
-{
- uint32_t vr;
- if (qemu_loglevel_mask(CPU_LOG_RESET)) {
- qemu_log("CPU Reset (CPU %d)\n", env->cpu_index);
- log_cpu_state(env, 0);
- }
-
- vr = env->pregs[PR_VR];
- memset(env, 0, offsetof(CPUCRISState, breakpoints));
- env->pregs[PR_VR] = vr;
- tlb_flush(env, 1);
+ cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
+ cc_x = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUCRISState, cc_x), "cc_x");
+ cc_src = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUCRISState, cc_src), "cc_src");
+ cc_dest = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUCRISState, cc_dest),
+ "cc_dest");
+ cc_result = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUCRISState, cc_result),
+ "cc_result");
+ cc_op = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUCRISState, cc_op), "cc_op");
+ cc_size = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUCRISState, cc_size),
+ "cc_size");
+ cc_mask = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUCRISState, cc_mask),
+ "cc_mask");
+
+ env_pc = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUCRISState, pc),
+ "pc");
+ env_btarget = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUCRISState, btarget),
+ "btarget");
+ env_btaken = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUCRISState, btaken),
+ "btaken");
+ for (i = 0; i < 16; i++) {
+ cpu_R[i] = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUCRISState, regs[i]),
+ regnames[i]);
+ }
+ for (i = 0; i < 16; i++) {
+ cpu_PR[i] = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUCRISState, pregs[i]),
+ pregnames[i]);
+ }
-#if defined(CONFIG_USER_ONLY)
- /* start in user mode with interrupts enabled. */
- env->pregs[PR_CCS] |= U_FLAG | I_FLAG | P_FLAG;
-#else
- cris_mmu_init(env);
- env->pregs[PR_CCS] = 0;
-#endif
+ return cpu;
}
-void gen_pc_load(CPUState *env, struct TranslationBlock *tb,
- unsigned long searched_pc, int pc_pos, void *puc)
+void restore_state_to_opc(CPUCRISState *env, TranslationBlock *tb, int pc_pos)
{
env->pc = gen_opc_pc[pc_pos];
}
projects / qemu.git / blobdiff