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| author | Richard Henderson <rth@twiddle.net> | 2012-10-16 19:32:29 +1000 |
|---|---|---|
| committer | Blue Swirl <blauwirbel@gmail.com> | 2012-10-20 07:56:07 +0000 |
| commit | 7b04bd5ccabf61d5ad8a616ecbe2282c4e2656c4 (patch) | |
| tree | a61dd515613123b3160de4ef80e4539667409090 /target-sparc | |
| parent | abcc71919c65747af7615c8770754c0ea071a2d2 (diff) | |
| download | qemu-7b04bd5ccabf61d5ad8a616ecbe2282c4e2656c4.zip qemu-7b04bd5ccabf61d5ad8a616ecbe2282c4e2656c4.tar.gz qemu-7b04bd5ccabf61d5ad8a616ecbe2282c4e2656c4.tar.bz2 | |
target-sparc: Only use cpu_dst for eventual writes to a gpr
Use cpu_tmp0 for other stuff, like Write Priv Register.
Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'target-sparc')
| -rw-r--r-- | target-sparc/translate.c | 52 |
1 files changed, 26 insertions, 26 deletions
diff --git a/target-sparc/translate.c b/target-sparc/translate.c index 16cf8de..5b7e82b 100644 --- a/target-sparc/translate.c +++ b/target-sparc/translate.c @@ -3620,19 +3620,19 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) break; #else case 0x2: /* V9 wrccr */ - tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); - gen_helper_wrccr(cpu_env, cpu_dst); + tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2); + gen_helper_wrccr(cpu_env, cpu_tmp0); tcg_gen_movi_i32(cpu_cc_op, CC_OP_FLAGS); dc->cc_op = CC_OP_FLAGS; break; case 0x3: /* V9 wrasi */ - tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); - tcg_gen_andi_tl(cpu_dst, cpu_dst, 0xff); - tcg_gen_trunc_tl_i32(cpu_asi, cpu_dst); + tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2); + tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0xff); + tcg_gen_trunc_tl_i32(cpu_asi, cpu_tmp0); break; case 0x6: /* V9 wrfprs */ - tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); - tcg_gen_trunc_tl_i32(cpu_fprs, cpu_dst); + tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2); + tcg_gen_trunc_tl_i32(cpu_fprs, cpu_tmp0); save_state(dc); gen_op_next_insn(); tcg_gen_exit_tb(0); @@ -3695,13 +3695,13 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) { TCGv_ptr r_tickptr; - tcg_gen_xor_tl(cpu_dst, cpu_src1, + tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2); r_tickptr = tcg_temp_new_ptr(); tcg_gen_ld_ptr(r_tickptr, cpu_env, offsetof(CPUSPARCState, stick)); gen_helper_tick_set_count(r_tickptr, - cpu_dst); + cpu_tmp0); tcg_temp_free_ptr(r_tickptr); } break; @@ -3756,8 +3756,8 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) goto illegal_insn; } #else - tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); - gen_helper_wrpsr(cpu_env, cpu_dst); + tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2); + gen_helper_wrpsr(cpu_env, cpu_tmp0); tcg_gen_movi_i32(cpu_cc_op, CC_OP_FLAGS); dc->cc_op = CC_OP_FLAGS; save_state(dc); @@ -4478,22 +4478,22 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) cpu_src1 = get_src1(dc, insn); if (IS_IMM) { /* immediate */ simm = GET_FIELDs(insn, 19, 31); - tcg_gen_addi_tl(cpu_dst, cpu_src1, simm); + tcg_gen_addi_tl(cpu_tmp0, cpu_src1, simm); } else { /* register */ rs2 = GET_FIELD(insn, 27, 31); if (rs2) { cpu_src2 = gen_load_gpr(dc, rs2); - tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2); + tcg_gen_add_tl(cpu_tmp0, cpu_src1, cpu_src2); } else { - tcg_gen_mov_tl(cpu_dst, cpu_src1); + tcg_gen_mov_tl(cpu_tmp0, cpu_src1); } } gen_helper_restore(cpu_env); gen_mov_pc_npc(dc); r_const = tcg_const_i32(3); - gen_helper_check_align(cpu_env, cpu_dst, r_const); + gen_helper_check_align(cpu_env, cpu_tmp0, r_const); tcg_temp_free_i32(r_const); - tcg_gen_mov_tl(cpu_npc, cpu_dst); + tcg_gen_mov_tl(cpu_npc, cpu_tmp0); dc->npc = DYNAMIC_PC; goto jmp_insn; #endif @@ -4501,14 +4501,14 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) cpu_src1 = get_src1(dc, insn); if (IS_IMM) { /* immediate */ simm = GET_FIELDs(insn, 19, 31); - tcg_gen_addi_tl(cpu_dst, cpu_src1, simm); + tcg_gen_addi_tl(cpu_tmp0, cpu_src1, simm); } else { /* register */ rs2 = GET_FIELD(insn, 27, 31); if (rs2) { cpu_src2 = gen_load_gpr(dc, rs2); - tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2); + tcg_gen_add_tl(cpu_tmp0, cpu_src1, cpu_src2); } else { - tcg_gen_mov_tl(cpu_dst, cpu_src1); + tcg_gen_mov_tl(cpu_tmp0, cpu_src1); } } switch (xop) { @@ -4522,10 +4522,10 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) gen_store_gpr(dc, rd, t); gen_mov_pc_npc(dc); r_const = tcg_const_i32(3); - gen_helper_check_align(cpu_env, cpu_dst, r_const); + gen_helper_check_align(cpu_env, cpu_tmp0, r_const); tcg_temp_free_i32(r_const); - gen_address_mask(dc, cpu_dst); - tcg_gen_mov_tl(cpu_npc, cpu_dst); + gen_address_mask(dc, cpu_tmp0); + tcg_gen_mov_tl(cpu_npc, cpu_tmp0); dc->npc = DYNAMIC_PC; } goto jmp_insn; @@ -4538,9 +4538,9 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) goto priv_insn; gen_mov_pc_npc(dc); r_const = tcg_const_i32(3); - gen_helper_check_align(cpu_env, cpu_dst, r_const); + gen_helper_check_align(cpu_env, cpu_tmp0, r_const); tcg_temp_free_i32(r_const); - tcg_gen_mov_tl(cpu_npc, cpu_dst); + tcg_gen_mov_tl(cpu_npc, cpu_tmp0); dc->npc = DYNAMIC_PC; gen_helper_rett(cpu_env); } @@ -4554,12 +4554,12 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) case 0x3c: /* save */ save_state(dc); gen_helper_save(cpu_env); - gen_store_gpr(dc, rd, cpu_dst); + gen_store_gpr(dc, rd, cpu_tmp0); break; case 0x3d: /* restore */ save_state(dc); gen_helper_restore(cpu_env); - gen_store_gpr(dc, rd, cpu_dst); + gen_store_gpr(dc, rd, cpu_tmp0); break; #if !defined(CONFIG_USER_ONLY) && defined(TARGET_SPARC64) case 0x3e: /* V9 done/retry */ |