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X-Received-From: 2607:f8b0:400e:c00::241 Subject: [Qemu-devel] [PATCH v7 05/52] tcg: Introduce arg_temp X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: pbonzini@redhat.com, cota@braap.org, f4bug@amsat.org, Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 From: Richard Henderson Reviewed-by: Emilio G. Cota Reviewed-by: Alex Benn=C3=A9e Signed-off-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- tcg/tcg.h | 5 +++++ tcg/optimize.c | 4 ++-- tcg/tcg.c | 51 +++++++++++++++++++++++++-------------------------- 3 files changed, 32 insertions(+), 28 deletions(-) diff --git a/tcg/tcg.h b/tcg/tcg.h index 2cefd9f125..f06187fd8e 100644 --- a/tcg/tcg.h +++ b/tcg/tcg.h @@ -725,6 +725,11 @@ struct TCGContext { extern TCGContext tcg_ctx; extern bool parallel_cpus; =20 +static inline TCGTemp *arg_temp(TCGArg a) +{ + return &tcg_ctx.temps[a]; +} + static inline void tcg_set_insn_param(int op_idx, int arg, TCGArg v) { tcg_ctx.gen_op_buf[op_idx].args[arg] =3D v; diff --git a/tcg/optimize.c b/tcg/optimize.c index 1a1c6fb90c..d8c3a7ed56 100644 --- a/tcg/optimize.c +++ b/tcg/optimize.c @@ -133,7 +133,7 @@ static TCGArg find_better_copy(TCGContext *s, TCGArg te= mp) } =20 /* If it is a temp, search for a temp local. */ - if (!s->temps[temp].temp_local) { + if (!arg_temp(temp)->temp_local) { for (i =3D temps[temp].next_copy ; i !=3D temp ; i =3D temps[i].ne= xt_copy) { if (s->temps[i].temp_local) { return i; @@ -207,7 +207,7 @@ static void tcg_opt_gen_mov(TCGContext *s, TCGOp *op, T= CGArg dst, TCGArg src) } temps[dst].mask =3D mask; =20 - if (s->temps[src].type =3D=3D s->temps[dst].type) { + if (arg_temp(src)->type =3D=3D arg_temp(dst)->type) { temps[dst].next_copy =3D temps[src].next_copy; temps[dst].prev_copy =3D src; temps[temps[dst].next_copy].prev_copy =3D dst; diff --git a/tcg/tcg.c b/tcg/tcg.c index 27c8b14295..935f3da0a1 100644 --- a/tcg/tcg.c +++ b/tcg/tcg.c @@ -1200,11 +1200,10 @@ static char *tcg_get_arg_str_ptr(TCGContext *s, cha= r *buf, int buf_size, return buf; } =20 -static char *tcg_get_arg_str_idx(TCGContext *s, char *buf, - int buf_size, int idx) +static char *tcg_get_arg_str(TCGContext *s, char *buf, + int buf_size, TCGArg arg) { - tcg_debug_assert(idx >=3D 0 && idx < s->nb_temps); - return tcg_get_arg_str_ptr(s, buf, buf_size, &s->temps[idx]); + return tcg_get_arg_str_ptr(s, buf, buf_size, arg_temp(arg)); } =20 /* Find helper name. */ @@ -1307,14 +1306,14 @@ void tcg_dump_ops(TCGContext *s) tcg_find_helper(s, op->args[nb_oargs + nb_iarg= s]), op->args[nb_oargs + nb_iargs + 1], nb_oargs); for (i =3D 0; i < nb_oargs; i++) { - col +=3D qemu_log(",%s", tcg_get_arg_str_idx(s, buf, sizeo= f(buf), - op->args[i])); + col +=3D qemu_log(",%s", tcg_get_arg_str(s, buf, sizeof(bu= f), + op->args[i])); } for (i =3D 0; i < nb_iargs; i++) { TCGArg arg =3D op->args[nb_oargs + i]; const char *t =3D ""; if (arg !=3D TCG_CALL_DUMMY_ARG) { - t =3D tcg_get_arg_str_idx(s, buf, sizeof(buf), arg); + t =3D tcg_get_arg_str(s, buf, sizeof(buf), arg); } col +=3D qemu_log(",%s", t); } @@ -1330,15 +1329,15 @@ void tcg_dump_ops(TCGContext *s) if (k !=3D 0) { col +=3D qemu_log(","); } - col +=3D qemu_log("%s", tcg_get_arg_str_idx(s, buf, sizeof= (buf), - op->args[k++])); + col +=3D qemu_log("%s", tcg_get_arg_str(s, buf, sizeof(buf= ), + op->args[k++])); } for (i =3D 0; i < nb_iargs; i++) { if (k !=3D 0) { col +=3D qemu_log(","); } - col +=3D qemu_log("%s", tcg_get_arg_str_idx(s, buf, sizeof= (buf), - op->args[k++])); + col +=3D qemu_log("%s", tcg_get_arg_str(s, buf, sizeof(buf= ), + op->args[k++])); } switch (c) { case INDEX_op_brcond_i32: @@ -1930,7 +1929,7 @@ static bool liveness_pass_2(TCGContext *s, uint8_t *t= emp_state) if (arg < nb_globals) { dir =3D dir_temps[arg]; if (dir !=3D 0 && temp_state[arg] =3D=3D TS_DEAD) { - TCGTemp *its =3D &s->temps[arg]; + TCGTemp *its =3D arg_temp(arg); TCGOpcode lopc =3D (its->type =3D=3D TCG_TYPE_I32 ? INDEX_op_ld_i32 : INDEX_op_ld_i64); @@ -2001,7 +2000,7 @@ static bool liveness_pass_2(TCGContext *s, uint8_t *t= emp_state) =20 /* Sync outputs upon their last write. */ if (NEED_SYNC_ARG(i)) { - TCGTemp *its =3D &s->temps[arg]; + TCGTemp *its =3D arg_temp(arg); TCGOpcode sopc =3D (its->type =3D=3D TCG_TYPE_I32 ? INDEX_op_st_i32 : INDEX_op_st_i64); @@ -2032,7 +2031,7 @@ static void dump_regs(TCGContext *s) =20 for(i =3D 0; i < s->nb_temps; i++) { ts =3D &s->temps[i]; - printf(" %10s: ", tcg_get_arg_str_idx(s, buf, sizeof(buf), i)); + printf(" %10s: ", tcg_get_arg_str_ptr(s, buf, sizeof(buf), ts)); switch(ts->val_type) { case TEMP_VAL_REG: printf("%s", tcg_target_reg_names[ts->reg]); @@ -2336,7 +2335,7 @@ static void tcg_reg_alloc_do_movi(TCGContext *s, TCGT= emp *ots, =20 static void tcg_reg_alloc_movi(TCGContext *s, const TCGOp *op) { - TCGTemp *ots =3D &s->temps[op->args[0]]; + TCGTemp *ots =3D arg_temp(op->args[0]); tcg_target_ulong val =3D op->args[1]; =20 tcg_reg_alloc_do_movi(s, ots, val, op->life); @@ -2350,8 +2349,8 @@ static void tcg_reg_alloc_mov(TCGContext *s, const TC= GOp *op) TCGType otype, itype; =20 allocated_regs =3D s->reserved_regs; - ots =3D &s->temps[op->args[0]]; - ts =3D &s->temps[op->args[1]]; + ots =3D arg_temp(op->args[0]); + ts =3D arg_temp(op->args[1]); =20 /* Note that otype !=3D itype for no-op truncation. */ otype =3D ots->type; @@ -2445,7 +2444,7 @@ static void tcg_reg_alloc_op(TCGContext *s, const TCG= Op *op) i =3D def->sorted_args[nb_oargs + k]; arg =3D op->args[i]; arg_ct =3D &def->args_ct[i]; - ts =3D &s->temps[arg]; + ts =3D arg_temp(arg); =20 if (ts->val_type =3D=3D TEMP_VAL_CONST && tcg_target_const_match(ts->val, ts->type, arg_ct)) { @@ -2502,7 +2501,7 @@ static void tcg_reg_alloc_op(TCGContext *s, const TCG= Op *op) /* mark dead temporaries and free the associated registers */ for (i =3D nb_oargs; i < nb_oargs + nb_iargs; i++) { if (IS_DEAD_ARG(i)) { - temp_dead(s, &s->temps[op->args[i]]); + temp_dead(s, arg_temp(op->args[i])); } } =20 @@ -2528,7 +2527,7 @@ static void tcg_reg_alloc_op(TCGContext *s, const TCG= Op *op) i =3D def->sorted_args[k]; arg =3D op->args[i]; arg_ct =3D &def->args_ct[i]; - ts =3D &s->temps[arg]; + ts =3D arg_temp(arg); if ((arg_ct->ct & TCG_CT_ALIAS) && !const_args[arg_ct->alias_index]) { reg =3D new_args[arg_ct->alias_index]; @@ -2569,7 +2568,7 @@ static void tcg_reg_alloc_op(TCGContext *s, const TCG= Op *op) =20 /* move the outputs in the correct register if needed */ for(i =3D 0; i < nb_oargs; i++) { - ts =3D &s->temps[op->args[i]]; + ts =3D arg_temp(op->args[i]); reg =3D new_args[i]; if (ts->fixed_reg && ts->reg !=3D reg) { tcg_out_mov(s, ts->type, ts->reg, reg); @@ -2629,7 +2628,7 @@ static void tcg_reg_alloc_call(TCGContext *s, TCGOp *= op) stack_offset -=3D sizeof(tcg_target_long); #endif if (arg !=3D TCG_CALL_DUMMY_ARG) { - ts =3D &s->temps[arg]; + ts =3D arg_temp(arg); temp_load(s, ts, tcg_target_available_regs[ts->type], s->reserved_regs); tcg_out_st(s, ts->type, ts->reg, TCG_REG_CALL_STACK, stack_off= set); @@ -2644,7 +2643,7 @@ static void tcg_reg_alloc_call(TCGContext *s, TCGOp *= op) for (i =3D 0; i < nb_regs; i++) { arg =3D op->args[nb_oargs + i]; if (arg !=3D TCG_CALL_DUMMY_ARG) { - ts =3D &s->temps[arg]; + ts =3D arg_temp(arg); reg =3D tcg_target_call_iarg_regs[i]; tcg_reg_free(s, reg, allocated_regs); =20 @@ -2666,7 +2665,7 @@ static void tcg_reg_alloc_call(TCGContext *s, TCGOp *= op) /* mark dead temporaries and free the associated registers */ for (i =3D nb_oargs; i < nb_iargs + nb_oargs; i++) { if (IS_DEAD_ARG(i)) { - temp_dead(s, &s->temps[op->args[i]]); + temp_dead(s, arg_temp(op->args[i])); } } =20 @@ -2692,7 +2691,7 @@ static void tcg_reg_alloc_call(TCGContext *s, TCGOp *= op) /* assign output registers and emit moves if needed */ for(i =3D 0; i < nb_oargs; i++) { arg =3D op->args[i]; - ts =3D &s->temps[arg]; + ts =3D arg_temp(arg); reg =3D tcg_target_call_oarg_regs[i]; tcg_debug_assert(s->reg_to_temp[reg] =3D=3D NULL); =20 @@ -2870,7 +2869,7 @@ int tcg_gen_code(TCGContext *s, TranslationBlock *tb) } break; case INDEX_op_discard: - temp_dead(s, &s->temps[op->args[0]]); + temp_dead(s, arg_temp(op->args[0])); break; case INDEX_op_set_label: tcg_reg_alloc_bb_end(s, s->reserved_regs); --=20 2.13.6