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translate: check cflags instead of use_icount global

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Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2014-11-26 13:39:59 +03:00
parent 0266359e57
commit bd79255d25
8 changed files with 69 additions and 55 deletions
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8
target-alpha/translate.c
View File

@ -1285,7 +1285,7 @@ static int cpu_pr_data(int pr)
return 0;
}
static ExitStatus gen_mfpr(TCGv va, int regno)
static ExitStatus gen_mfpr(DisasContext *ctx, TCGv va, int regno)
{
int data = cpu_pr_data(regno);
@ -1295,7 +1295,7 @@ static ExitStatus gen_mfpr(TCGv va, int regno)
if (regno == 249) {
helper = gen_helper_get_vmtime;
}
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
helper(va);
gen_io_end();
@ -2283,7 +2283,7 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
case 0xC000:
/* RPCC */
va = dest_gpr(ctx, ra);
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
gen_helper_load_pcc(va, cpu_env);
gen_io_end();
@ -2317,7 +2317,7 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
#ifndef CONFIG_USER_ONLY
REQUIRE_TB_FLAG(TB_FLAGS_PAL_MODE);
va = dest_gpr(ctx, ra);
ret = gen_mfpr(va, insn & 0xffff);
ret = gen_mfpr(ctx, va, insn & 0xffff);
break;
#else
goto invalid_opc;

4
target-arm/translate-a64.c
View File

@ -1372,7 +1372,7 @@ static void handle_sys(DisasContext *s, uint32_t insn, bool isread,
break;
}
if (use_icount && (ri->type & ARM_CP_IO)) {
if ((s->tb->cflags & CF_USE_ICOUNT) && (ri->type & ARM_CP_IO)) {
gen_io_start();
}
@ -1403,7 +1403,7 @@ static void handle_sys(DisasContext *s, uint32_t insn, bool isread,
}
}
if (use_icount && (ri->type & ARM_CP_IO)) {
if ((s->tb->cflags & CF_USE_ICOUNT) && (ri->type & ARM_CP_IO)) {
/* I/O operations must end the TB here (whether read or write) */
gen_io_end();
s->is_jmp = DISAS_UPDATE;

4
target-arm/translate.c
View File

@ -7170,7 +7170,7 @@ static int disas_coproc_insn(DisasContext *s, uint32_t insn)
break;
}
if (use_icount && (ri->type & ARM_CP_IO)) {
if ((s->tb->cflags & CF_USE_ICOUNT) && (ri->type & ARM_CP_IO)) {
gen_io_start();
}
@ -7261,7 +7261,7 @@ static int disas_coproc_insn(DisasContext *s, uint32_t insn)
}
}
if (use_icount && (ri->type & ARM_CP_IO)) {
if ((s->tb->cflags & CF_USE_ICOUNT) && (ri->type & ARM_CP_IO)) {
/* I/O operations must end the TB here (whether read or write) */
gen_io_end();
gen_lookup_tb(s);

50
target-i386/translate.c
View File

@ -1168,8 +1168,9 @@ static inline void gen_cmps(DisasContext *s, TCGMemOp ot)
static inline void gen_ins(DisasContext *s, TCGMemOp ot)
{
if (use_icount)
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_string_movl_A0_EDI(s);
/* Note: we must do this dummy write first to be restartable in
case of page fault. */
@ -1181,14 +1182,16 @@ static inline void gen_ins(DisasContext *s, TCGMemOp ot)
gen_op_st_v(s, ot, cpu_T[0], cpu_A0);
gen_op_movl_T0_Dshift(ot);
gen_op_add_reg_T0(s->aflag, R_EDI);
if (use_icount)
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
}
}
static inline void gen_outs(DisasContext *s, TCGMemOp ot)
{
if (use_icount)
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_string_movl_A0_ESI(s);
gen_op_ld_v(s, ot, cpu_T[0], cpu_A0);
@ -1199,8 +1202,9 @@ static inline void gen_outs(DisasContext *s, TCGMemOp ot)
gen_op_movl_T0_Dshift(ot);
gen_op_add_reg_T0(s->aflag, R_ESI);
if (use_icount)
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
}
}
/* same method as Valgrind : we generate jumps to current or next
@ -6278,7 +6282,7 @@ static target_ulong disas_insn(CPUX86State *env, DisasContext *s,
gen_repz_ins(s, ot, pc_start - s->cs_base, s->pc - s->cs_base);
} else {
gen_ins(s, ot);
if (use_icount) {
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_jmp(s, s->pc - s->cs_base);
}
}
@ -6293,7 +6297,7 @@ static target_ulong disas_insn(CPUX86State *env, DisasContext *s,
gen_repz_outs(s, ot, pc_start - s->cs_base, s->pc - s->cs_base);
} else {
gen_outs(s, ot);
if (use_icount) {
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_jmp(s, s->pc - s->cs_base);
}
}
@ -6309,12 +6313,13 @@ static target_ulong disas_insn(CPUX86State *env, DisasContext *s,
tcg_gen_movi_tl(cpu_T[0], val);
gen_check_io(s, ot, pc_start - s->cs_base,
SVM_IOIO_TYPE_MASK | svm_is_rep(prefixes));
if (use_icount)
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
tcg_gen_movi_i32(cpu_tmp2_i32, val);
gen_helper_in_func(ot, cpu_T[1], cpu_tmp2_i32);
gen_op_mov_reg_v(ot, R_EAX, cpu_T[1]);
if (use_icount) {
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
gen_jmp(s, s->pc - s->cs_base);
}
@ -6328,12 +6333,13 @@ static target_ulong disas_insn(CPUX86State *env, DisasContext *s,
svm_is_rep(prefixes));
gen_op_mov_v_reg(ot, cpu_T[1], R_EAX);
if (use_icount)
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
tcg_gen_movi_i32(cpu_tmp2_i32, val);
tcg_gen_trunc_tl_i32(cpu_tmp3_i32, cpu_T[1]);
gen_helper_out_func(ot, cpu_tmp2_i32, cpu_tmp3_i32);
if (use_icount) {
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
gen_jmp(s, s->pc - s->cs_base);
}
@ -6344,12 +6350,13 @@ static target_ulong disas_insn(CPUX86State *env, DisasContext *s,
tcg_gen_ext16u_tl(cpu_T[0], cpu_regs[R_EDX]);
gen_check_io(s, ot, pc_start - s->cs_base,
SVM_IOIO_TYPE_MASK | svm_is_rep(prefixes));
if (use_icount)
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]);
gen_helper_in_func(ot, cpu_T[1], cpu_tmp2_i32);
gen_op_mov_reg_v(ot, R_EAX, cpu_T[1]);
if (use_icount) {
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
gen_jmp(s, s->pc - s->cs_base);
}
@ -6362,12 +6369,13 @@ static target_ulong disas_insn(CPUX86State *env, DisasContext *s,
svm_is_rep(prefixes));
gen_op_mov_v_reg(ot, cpu_T[1], R_EAX);
if (use_icount)
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]);
tcg_gen_trunc_tl_i32(cpu_tmp3_i32, cpu_T[1]);
gen_helper_out_func(ot, cpu_tmp2_i32, cpu_tmp3_i32);
if (use_icount) {
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
gen_jmp(s, s->pc - s->cs_base);
}
@ -7065,10 +7073,11 @@ static target_ulong disas_insn(CPUX86State *env, DisasContext *s,
case 0x131: /* rdtsc */
gen_update_cc_op(s);
gen_jmp_im(pc_start - s->cs_base);
if (use_icount)
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_rdtsc(cpu_env);
if (use_icount) {
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
gen_jmp(s, s->pc - s->cs_base);
}
@ -7451,10 +7460,11 @@ static target_ulong disas_insn(CPUX86State *env, DisasContext *s,
goto illegal_op;
gen_update_cc_op(s);
gen_jmp_im(pc_start - s->cs_base);
if (use_icount)
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_rdtscp(cpu_env);
if (use_icount) {
if (s->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
gen_jmp(s, s->pc - s->cs_base);
}
@ -7962,7 +7972,7 @@ static inline void gen_intermediate_code_internal(X86CPU *cpu,
record/replay modes and there will always be an
additional step for ecx=0 when icount is enabled.
*/
dc->repz_opt = !dc->jmp_opt && !use_icount;
dc->repz_opt = !dc->jmp_opt && !(tb->cflags & CF_USE_ICOUNT);
#if 0
/* check addseg logic */
if (!dc->addseg && (dc->vm86 || !dc->pe || !dc->code32))
@ -8040,7 +8050,7 @@ static inline void gen_intermediate_code_internal(X86CPU *cpu,
If current instruction already crossed the bound - it's ok,
because an exception hasn't stopped this code.
*/
if (use_icount
if ((tb->cflags & CF_USE_ICOUNT)
&& ((pc_ptr & TARGET_PAGE_MASK)
!= ((pc_ptr + TARGET_MAX_INSN_SIZE - 1) & TARGET_PAGE_MASK)
|| (pc_ptr & ~TARGET_PAGE_MASK) == 0)) {

8
target-lm32/translate.c
View File

@ -865,24 +865,24 @@ static void dec_wcsr(DisasContext *dc)
break;
case CSR_IM:
/* mark as an io operation because it could cause an interrupt */
if (use_icount) {
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 (use_icount) {
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 (use_icount) {
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 (use_icount) {
if (dc->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
}
dc->is_jmp = DISAS_UPDATE;

24
target-mips/translate.c
View File

@ -5123,10 +5123,11 @@ static void gen_mfc0(DisasContext *ctx, TCGv arg, int reg, int sel)
switch (sel) {
case 0:
/* Mark as an IO operation because we read the time. */
if (use_icount)
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_mfc0_count(arg, cpu_env);
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
}
/* Break the TB to be able to take timer interrupts immediately
@ -5499,8 +5500,9 @@ static void gen_mtc0(DisasContext *ctx, TCGv arg, int reg, int sel)
if (sel != 0)
check_insn(ctx, ISA_MIPS32);
if (use_icount)
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
switch (reg) {
case 0:
@ -6118,7 +6120,7 @@ static void gen_mtc0(DisasContext *ctx, TCGv arg, int reg, int sel)
(void)rn; /* avoid a compiler warning */
LOG_DISAS("mtc0 %s (reg %d sel %d)\n", rn, reg, sel);
/* For simplicity assume that all writes can cause interrupts. */
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
ctx->bstate = BS_STOP;
}
@ -6369,10 +6371,11 @@ static void gen_dmfc0(DisasContext *ctx, TCGv arg, int reg, int sel)
switch (sel) {
case 0:
/* Mark as an IO operation because we read the time. */
if (use_icount)
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_mfc0_count(arg, cpu_env);
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
}
/* Break the TB to be able to take timer interrupts immediately
@ -6738,8 +6741,9 @@ static void gen_dmtc0(DisasContext *ctx, TCGv arg, int reg, int sel)
if (sel != 0)
check_insn(ctx, ISA_MIPS64);
if (use_icount)
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
switch (reg) {
case 0:
@ -7045,11 +7049,11 @@ static void gen_dmtc0(DisasContext *ctx, TCGv arg, int reg, int sel)
save_cpu_state(ctx, 1);
/* Mark as an IO operation because we may trigger a software
interrupt. */
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_mtc0_cause(cpu_env, arg);
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
}
/* Stop translation as we may have triggered an intetrupt */
@ -7358,7 +7362,7 @@ static void gen_dmtc0(DisasContext *ctx, TCGv arg, int reg, int sel)
(void)rn; /* avoid a compiler warning */
LOG_DISAS("dmtc0 %s (reg %d sel %d)\n", rn, reg, sel);
/* For simplicity assume that all writes can cause interrupts. */
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
ctx->bstate = BS_STOP;
}

24
target-ppc/translate_init.c
View File

@ -188,11 +188,11 @@ static void spr_write_ureg(DisasContext *ctx, int sprn, int gprn)
#if !defined(CONFIG_USER_ONLY)
static void spr_read_decr (DisasContext *ctx, int gprn, int sprn)
{
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_load_decr(cpu_gpr[gprn], cpu_env);
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
gen_stop_exception(ctx);
}
@ -200,11 +200,11 @@ static void spr_read_decr (DisasContext *ctx, int gprn, int sprn)
static void spr_write_decr (DisasContext *ctx, int sprn, int gprn)
{
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_store_decr(cpu_env, cpu_gpr[gprn]);
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
gen_stop_exception(ctx);
}
@ -215,11 +215,11 @@ static void spr_write_decr (DisasContext *ctx, int sprn, int gprn)
/* Time base */
static void spr_read_tbl (DisasContext *ctx, int gprn, int sprn)
{
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_load_tbl(cpu_gpr[gprn], cpu_env);
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
gen_stop_exception(ctx);
}
@ -227,11 +227,11 @@ static void spr_read_tbl (DisasContext *ctx, int gprn, int sprn)
static void spr_read_tbu (DisasContext *ctx, int gprn, int sprn)
{
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_load_tbu(cpu_gpr[gprn], cpu_env);
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
gen_stop_exception(ctx);
}
@ -252,11 +252,11 @@ static void spr_read_atbu (DisasContext *ctx, int gprn, int sprn)
#if !defined(CONFIG_USER_ONLY)
static void spr_write_tbl (DisasContext *ctx, int sprn, int gprn)
{
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_store_tbl(cpu_env, cpu_gpr[gprn]);
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
gen_stop_exception(ctx);
}
@ -264,11 +264,11 @@ static void spr_write_tbl (DisasContext *ctx, int sprn, int gprn)
static void spr_write_tbu (DisasContext *ctx, int sprn, int gprn)
{
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_store_tbu(cpu_env, cpu_gpr[gprn]);
if (use_icount) {
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
gen_stop_exception(ctx);
}

2
translate-all.c
View File

@ -218,7 +218,7 @@ static int cpu_restore_state_from_tb(CPUState *cpu, TranslationBlock *tb,
gen_intermediate_code_pc(env, tb);
if (use_icount) {
if (tb->cflags & CF_USE_ICOUNT) {
/* Reset the cycle counter to the start of the block. */
cpu->icount_decr.u16.low += tb->icount;
/* Clear the IO flag. */