diff options
| author | Richard Henderson <rth@twiddle.net> | 2012-10-05 16:55:03 -0700 |
|---|---|---|
| committer | Blue Swirl <blauwirbel@gmail.com> | 2012-10-07 16:39:33 +0000 |
| commit | c28ae41ecd3bec70f1db8545e0800b9023891057 (patch) | |
| tree | bb1cc76dc03c6d0caa22d7b237195155349630ab /target-sparc/translate.c | |
| parent | 61316742e2bc7b5b5257198f2248c42a9d238c84 (diff) | |
target-sparc: Move sdivx and udivx out of line
The branches around the exception are maintaining an otherwise
unnecessary use of local temps for the cpu destination.
Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'target-sparc/translate.c')
| -rw-r--r-- | target-sparc/translate.c | 52 |
1 files changed, 2 insertions, 50 deletions
diff --git a/target-sparc/translate.c b/target-sparc/translate.c index c1a1dc4808..1628cf355b 100644 --- a/target-sparc/translate.c +++ b/target-sparc/translate.c @@ -768,44 +768,6 @@ static inline void gen_op_smul(TCGv dst, TCGv src1, TCGv src2) gen_op_multiply(dst, src1, src2, 1); } -#ifdef TARGET_SPARC64 -static inline void gen_trap_ifdivzero_tl(TCGv divisor) -{ - TCGv_i32 r_const; - int l1; - - l1 = gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_NE, divisor, 0, l1); - r_const = tcg_const_i32(TT_DIV_ZERO); - gen_helper_raise_exception(cpu_env, r_const); - tcg_temp_free_i32(r_const); - gen_set_label(l1); -} - -static inline void gen_op_sdivx(TCGv dst, TCGv src1, TCGv src2) -{ - int l1, l2; - TCGv r_temp1, r_temp2; - - l1 = gen_new_label(); - l2 = gen_new_label(); - r_temp1 = tcg_temp_local_new(); - r_temp2 = tcg_temp_local_new(); - tcg_gen_mov_tl(r_temp1, src1); - tcg_gen_mov_tl(r_temp2, src2); - gen_trap_ifdivzero_tl(r_temp2); - tcg_gen_brcondi_tl(TCG_COND_NE, r_temp1, INT64_MIN, l1); - tcg_gen_brcondi_tl(TCG_COND_NE, r_temp2, -1, l1); - tcg_gen_movi_i64(dst, INT64_MIN); - tcg_gen_br(l2); - gen_set_label(l1); - tcg_gen_div_i64(dst, r_temp1, r_temp2); - gen_set_label(l2); - tcg_temp_free(r_temp1); - tcg_temp_free(r_temp2); -} -#endif - // 1 static inline void gen_op_eval_ba(TCGv dst) { @@ -3591,17 +3553,7 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) break; #ifdef TARGET_SPARC64 case 0xd: /* V9 udivx */ - { - TCGv r_temp1, r_temp2; - r_temp1 = tcg_temp_local_new(); - r_temp2 = tcg_temp_local_new(); - tcg_gen_mov_tl(r_temp1, cpu_src1); - tcg_gen_mov_tl(r_temp2, cpu_src2); - gen_trap_ifdivzero_tl(r_temp2); - tcg_gen_divu_i64(cpu_dst, r_temp1, r_temp2); - tcg_temp_free(r_temp1); - tcg_temp_free(r_temp2); - } + gen_helper_udivx(cpu_dst, cpu_env, cpu_src1, cpu_src2); break; #endif case 0xe: /* udiv */ @@ -4102,7 +4054,7 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) break; } case 0x2d: /* V9 sdivx */ - gen_op_sdivx(cpu_dst, cpu_src1, cpu_src2); + gen_helper_sdivx(cpu_dst, cpu_env, cpu_src1, cpu_src2); gen_movl_TN_reg(rd, cpu_dst); break; case 0x2e: /* V9 popc */ |