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src/cpu/aarch64/vm/templateInterpreterGenerator_aarch64.cpp

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rev 12379 : 8162338: AArch64: Intrinsify fused mac operations
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 187   case Interpreter::java_lang_math_log :
 188   case Interpreter::java_lang_math_log10 :
 189   case Interpreter::java_lang_math_exp :
 190     entry_point = __ pc();
 191     __ ldrd(v0, Address(esp));
 192     __ mov(sp, r13);
 193     __ mov(r19, lr);
 194     continuation = r19;  // The first callee-saved register
 195     generate_transcendental_entry(kind, 1);
 196     break;
 197   case Interpreter::java_lang_math_pow :
 198     entry_point = __ pc();
 199     __ mov(r19, lr);
 200     continuation = r19;
 201     __ ldrd(v0, Address(esp, 2 * Interpreter::stackElementSize));
 202     __ ldrd(v1, Address(esp));
 203     __ mov(sp, r13);
 204     generate_transcendental_entry(kind, 2);
 205     break;
 206   case Interpreter::java_lang_math_fmaD :









 207   case Interpreter::java_lang_math_fmaF :
 208     return NULL;








 209   default:
 210     ;
 211   }
 212   if (entry_point) {
 213     __ br(continuation);
 214   }
 215 
 216   return entry_point;
 217 }
 218 
 219   // double trigonometrics and transcendentals
 220   // static jdouble dsin(jdouble x);
 221   // static jdouble dcos(jdouble x);
 222   // static jdouble dtan(jdouble x);
 223   // static jdouble dlog(jdouble x);
 224   // static jdouble dlog10(jdouble x);
 225   // static jdouble dexp(jdouble x);
 226   // static jdouble dpow(jdouble x, jdouble y);
 227 
 228 void TemplateInterpreterGenerator::generate_transcendental_entry(AbstractInterpreter::MethodKind kind, int fpargs) {




 187   case Interpreter::java_lang_math_log :
 188   case Interpreter::java_lang_math_log10 :
 189   case Interpreter::java_lang_math_exp :
 190     entry_point = __ pc();
 191     __ ldrd(v0, Address(esp));
 192     __ mov(sp, r13);
 193     __ mov(r19, lr);
 194     continuation = r19;  // The first callee-saved register
 195     generate_transcendental_entry(kind, 1);
 196     break;
 197   case Interpreter::java_lang_math_pow :
 198     entry_point = __ pc();
 199     __ mov(r19, lr);
 200     continuation = r19;
 201     __ ldrd(v0, Address(esp, 2 * Interpreter::stackElementSize));
 202     __ ldrd(v1, Address(esp));
 203     __ mov(sp, r13);
 204     generate_transcendental_entry(kind, 2);
 205     break;
 206   case Interpreter::java_lang_math_fmaD :
 207     if (UseFMA) {
 208       entry_point = __ pc();
 209       __ ldrd(v0, Address(esp, 4 * Interpreter::stackElementSize));
 210       __ ldrd(v1, Address(esp, 2 * Interpreter::stackElementSize));
 211       __ ldrd(v2, Address(esp));
 212       __ fmaddd(v0, v0, v1, v2);
 213       __ mov(sp, r13); // Restore caller's SP
 214     }
 215     break;
 216   case Interpreter::java_lang_math_fmaF :
 217     if (UseFMA) {
 218       entry_point = __ pc();
 219       __ ldrs(v0, Address(esp, 2 * Interpreter::stackElementSize));
 220       __ ldrs(v1, Address(esp, Interpreter::stackElementSize));
 221       __ ldrs(v2, Address(esp));
 222       __ fmadds(v0, v0, v1, v2);
 223       __ mov(sp, r13); // Restore caller's SP
 224     }
 225     break;
 226   default:
 227     ;
 228   }
 229   if (entry_point) {
 230     __ br(continuation);
 231   }
 232 
 233   return entry_point;
 234 }
 235 
 236   // double trigonometrics and transcendentals
 237   // static jdouble dsin(jdouble x);
 238   // static jdouble dcos(jdouble x);
 239   // static jdouble dtan(jdouble x);
 240   // static jdouble dlog(jdouble x);
 241   // static jdouble dlog10(jdouble x);
 242   // static jdouble dexp(jdouble x);
 243   // static jdouble dpow(jdouble x, jdouble y);
 244 
 245 void TemplateInterpreterGenerator::generate_transcendental_entry(AbstractInterpreter::MethodKind kind, int fpargs) {


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