diff options
Diffstat (limited to 'target-sparc')
| -rw-r--r-- | target-sparc/translate.c | 58 |
1 files changed, 20 insertions, 38 deletions
diff --git a/target-sparc/translate.c b/target-sparc/translate.c index 8a2e91439f..3c9b0e3412 100644 --- a/target-sparc/translate.c +++ b/target-sparc/translate.c @@ -48,7 +48,7 @@ static TCGv cpu_y; #ifndef CONFIG_USER_ONLY static TCGv cpu_tbr; #endif -static TCGv cpu_cond, cpu_dst, cpu_addr, cpu_val; +static TCGv cpu_cond, cpu_dst, cpu_addr; #ifdef TARGET_SPARC64 static TCGv_i32 cpu_xcc, cpu_asi, cpu_fprs; static TCGv cpu_gsr; @@ -308,28 +308,6 @@ static inline TCGv gen_dest_gpr(DisasContext *dc, int reg) } } -static inline void gen_movl_reg_TN(int reg, TCGv tn) -{ - if (reg == 0) - tcg_gen_movi_tl(tn, 0); - else if (reg < 8) - tcg_gen_mov_tl(tn, cpu_gregs[reg]); - else { - tcg_gen_ld_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong)); - } -} - -static inline void gen_movl_TN_reg(int reg, TCGv tn) -{ - if (reg == 0) - return; - else if (reg < 8) - tcg_gen_mov_tl(cpu_gregs[reg], tn); - else { - tcg_gen_st_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong)); - } -} - static inline void gen_goto_tb(DisasContext *s, int tb_num, target_ulong pc, target_ulong npc) { @@ -2127,24 +2105,28 @@ static inline void gen_stda_asi(DisasContext *dc, TCGv hi, TCGv addr, tcg_temp_free_i32(r_asi); } -static inline void gen_cas_asi(DisasContext *dc, TCGv dst, TCGv addr, +static inline void gen_cas_asi(DisasContext *dc, TCGv addr, TCGv val2, int insn, int rd) { - TCGv r_val1 = gen_load_gpr(dc, rd); + TCGv val1 = gen_load_gpr(dc, rd); + TCGv dst = gen_dest_gpr(dc, rd); TCGv_i32 r_asi = gen_get_asi(insn, addr); - gen_helper_cas_asi(dst, cpu_env, addr, r_val1, val2, r_asi); + gen_helper_cas_asi(dst, cpu_env, addr, val1, val2, r_asi); tcg_temp_free_i32(r_asi); + gen_store_gpr(dc, rd, dst); } -static inline void gen_casx_asi(DisasContext *dc, TCGv dst, TCGv addr, +static inline void gen_casx_asi(DisasContext *dc, TCGv addr, TCGv val2, int insn, int rd) { - TCGv r_val1 = gen_load_gpr(dc, rd); + TCGv val1 = gen_load_gpr(dc, rd); + TCGv dst = gen_dest_gpr(dc, rd); TCGv_i32 r_asi = gen_get_asi(insn, addr); - gen_helper_casx_asi(dst, cpu_env, addr, r_val1, val2, r_asi); + gen_helper_casx_asi(dst, cpu_env, addr, val1, val2, r_asi); tcg_temp_free_i32(r_asi); + gen_store_gpr(dc, rd, dst); } #elif !defined(CONFIG_USER_ONLY) @@ -4638,6 +4620,8 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) if (xop < 4 || (xop > 7 && xop < 0x14 && xop != 0x0e) || (xop > 0x17 && xop <= 0x1d ) || (xop > 0x2c && xop <= 0x33) || xop == 0x1f || xop == 0x3d) { + TCGv cpu_val = gen_dest_gpr(dc, rd); + switch (xop) { case 0x0: /* ld, V9 lduw, load unsigned word */ gen_address_mask(dc, cpu_addr); @@ -4903,7 +4887,8 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) } } else if (xop < 8 || (xop >= 0x14 && xop < 0x18) || xop == 0xe || xop == 0x1e) { - gen_movl_reg_TN(rd, cpu_val); + TCGv cpu_val = gen_load_gpr(dc, rd); + switch (xop) { case 0x4: /* st, store word */ gen_address_mask(dc, cpu_addr); @@ -4922,6 +4907,7 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) goto illegal_insn; else { TCGv_i32 r_const; + TCGv lo; save_state(dc); gen_address_mask(dc, cpu_addr); @@ -4929,8 +4915,8 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) /* XXX remove alignment check */ gen_helper_check_align(cpu_env, cpu_addr, r_const); tcg_temp_free_i32(r_const); - gen_movl_reg_TN(rd + 1, cpu_tmp0); - tcg_gen_concat_tl_i64(cpu_tmp64, cpu_tmp0, cpu_val); + lo = gen_load_gpr(dc, rd + 1); + tcg_gen_concat_tl_i64(cpu_tmp64, lo, cpu_val); tcg_gen_qemu_st64(cpu_tmp64, cpu_addr, dc->mem_idx); } break; @@ -5088,12 +5074,10 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) gen_stf_asi(cpu_addr, insn, 8, DFPREG(rd)); break; case 0x3c: /* V9 casa */ - gen_cas_asi(dc, cpu_val, cpu_addr, cpu_src2, insn, rd); - gen_store_gpr(dc, rd, cpu_val); + gen_cas_asi(dc, cpu_addr, cpu_src2, insn, rd); break; case 0x3e: /* V9 casxa */ - gen_casx_asi(dc, cpu_val, cpu_addr, cpu_src2, insn, rd); - gen_store_gpr(dc, rd, cpu_val); + gen_casx_asi(dc, cpu_addr, cpu_src2, insn, rd); break; #else case 0x34: /* stc */ @@ -5269,14 +5253,12 @@ static inline void gen_intermediate_code_internal(TranslationBlock * tb, cpu_tmp32 = tcg_temp_new_i32(); cpu_tmp64 = tcg_temp_new_i64(); cpu_dst = tcg_temp_new(); - cpu_val = tcg_temp_new(); cpu_addr = tcg_temp_new(); disas_sparc_insn(dc, insn); num_insns++; tcg_temp_free(cpu_addr); - tcg_temp_free(cpu_val); tcg_temp_free(cpu_dst); tcg_temp_free_i64(cpu_tmp64); tcg_temp_free_i32(cpu_tmp32); |