gwj / at91sam9263 · Commits

Commit c5d04e99f362aa4d3e9aef72bb3f867689a60dff

Authored by blueswir1
1 parent e2ea21b3

Partially convert float128 conversion ops to TCG 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5192 c046a42c-6fe2-441c-8c8c-71466251a162
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Showing 3 changed files with 19 additions and 20 deletions
target-sparc/helper.h
  View file @c5d04e9
... ... @@ -115,7 +115,8 @@ F_HELPER_0_0(smuld);
115 115 F_HELPER_0_0(dmulq);
116 116  
117 117 DEF_HELPER(float32, helper_fnegs, (float32 src))
118   -F_HELPER_DQ_0_0(ito);
  118 +F_HELPER_0_0(itod);
  119 +DEF_HELPER(void, helper_fitoq, (int32_t src))
119 120  
120 121 DEF_HELPER(float32, helper_fitos, (int32_t src))
121 122  
... ... @@ -126,13 +127,13 @@ F_HELPER_SDQ_0_0(xto);
126 127 #endif
127 128 F_HELPER_0_0(dtos);
128 129 F_HELPER_0_0(stod);
129   -F_HELPER_0_0(qtos);
130   -F_HELPER_0_0(stoq);
  130 +DEF_HELPER(float32, helper_fqtos, (void))
  131 +DEF_HELPER(void, helper_fstoq, (float32 src))
131 132 F_HELPER_0_0(qtod);
132 133 F_HELPER_0_0(dtoq);
133 134 DEF_HELPER(int32_t, helper_fstoi, (float32 src))
134 135 F_HELPER_0_0(dtoi);
135   -F_HELPER_0_0(qtoi);
  136 +DEF_HELPER(int32_t, helper_fqtoi, (void))
136 137 #ifdef TARGET_SPARC64
137 138 F_HELPER_0_0(stox);
138 139 F_HELPER_0_0(dtox);
... ...
target-sparc/op_helper.c
  View file @c5d04e9
... ... @@ -148,9 +148,9 @@ F_HELPER(ito, d)
148 148 DT0 = int32_to_float64(*((int32_t *)&FT1), &env->fp_status);
149 149 }
150 150  
151   -F_HELPER(ito, q)
  151 +void helper_fitoq(int32_t src)
152 152 {
153   - QT0 = int32_to_float128(*((int32_t *)&FT1), &env->fp_status);
  153 + QT0 = int32_to_float128(src, &env->fp_status);
154 154 }
155 155  
156 156 #ifdef TARGET_SPARC64
... ... @@ -182,14 +182,14 @@ void helper_fstod(void)
182 182 DT0 = float32_to_float64(FT1, &env->fp_status);
183 183 }
184 184  
185   -void helper_fqtos(void)
  185 +float32 helper_fqtos(void)
186 186 {
187   - FT0 = float128_to_float32(QT1, &env->fp_status);
  187 + return float128_to_float32(QT1, &env->fp_status);
188 188 }
189 189  
190   -void helper_fstoq(void)
  190 +void helper_fstoq(float32 src)
191 191 {
192   - QT0 = float32_to_float128(FT1, &env->fp_status);
  192 + QT0 = float32_to_float128(src, &env->fp_status);
193 193 }
194 194  
195 195 void helper_fqtod(void)
... ... @@ -213,9 +213,9 @@ void helper_fdtoi(void)
213 213 *((int32_t *)&FT0) = float64_to_int32_round_to_zero(DT1, &env->fp_status);
214 214 }
215 215  
216   -void helper_fqtoi(void)
  216 +int32_t helper_fqtoi(void)
217 217 {
218   - *((int32_t *)&FT0) = float128_to_int32_round_to_zero(QT1, &env->fp_status);
  218 + return float128_to_int32_round_to_zero(QT1, &env->fp_status);
219 219 }
220 220  
221 221 #ifdef TARGET_SPARC64
... ...
target-sparc/translate.c
  View file @c5d04e9
... ... @@ -2511,9 +2511,9 @@ static void disas_sparc_insn(DisasContext * dc)
2511 2511 CHECK_FPU_FEATURE(dc, FLOAT128);
2512 2512 gen_op_load_fpr_QT1(QFPREG(rs2));
2513 2513 gen_clear_float_exceptions();
2514   - tcg_gen_helper_0_0(helper_fqtos);
  2514 + tcg_gen_helper_1_0(helper_fqtos, cpu_tmp32);
2515 2515 tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2516   - gen_op_store_FT0_fpr(rd);
  2516 + tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
2517 2517 break;
2518 2518 case 0xc8:
2519 2519 gen_op_load_fpr_FT1(rs2);
... ... @@ -2535,14 +2535,12 @@ static void disas_sparc_insn(DisasContext * dc)
2535 2535 break;
2536 2536 case 0xcc: /* fitoq */
2537 2537 CHECK_FPU_FEATURE(dc, FLOAT128);
2538   - gen_op_load_fpr_FT1(rs2);
2539   - tcg_gen_helper_0_0(helper_fitoq);
  2538 + tcg_gen_helper_0_1(helper_fitoq, cpu_fpr[rs2]);
2540 2539 gen_op_store_QT0_fpr(QFPREG(rd));
2541 2540 break;
2542 2541 case 0xcd: /* fstoq */
2543 2542 CHECK_FPU_FEATURE(dc, FLOAT128);
2544   - gen_op_load_fpr_FT1(rs2);
2545   - tcg_gen_helper_0_0(helper_fstoq);
  2543 + tcg_gen_helper_0_1(helper_fstoq, cpu_fpr[rs2]);
2546 2544 gen_op_store_QT0_fpr(QFPREG(rd));
2547 2545 break;
2548 2546 case 0xce: /* fdtoq */
... ... @@ -2569,9 +2567,9 @@ static void disas_sparc_insn(DisasContext * dc)
2569 2567 CHECK_FPU_FEATURE(dc, FLOAT128);
2570 2568 gen_op_load_fpr_QT1(QFPREG(rs2));
2571 2569 gen_clear_float_exceptions();
2572   - tcg_gen_helper_0_0(helper_fqtoi);
  2570 + tcg_gen_helper_1_0(helper_fqtoi, cpu_tmp32);
2573 2571 tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2574   - gen_op_store_FT0_fpr(rd);
  2572 + tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
2575 2573 break;
2576 2574 #ifdef TARGET_SPARC64
2577 2575 case 0x2: /* V9 fmovd */
... ...