80 {
81 guarantee(Assembler::inv_immed(inst), "must have a simm13 field");
82 int simm13 = Assembler::low10((intptr_t)x) + o;
83 guarantee(Assembler::is_simm13(simm13), "offset can't overflow simm13");
84 inst &= ~Assembler::simm( -1, 13);
85 inst |= Assembler::simm(simm13, 13);
86 if (verify_only) {
87 assert(ip->long_at(0) == inst, "instructions must match");
88 } else {
89 ip->set_long_at(0, inst);
90 }
91 }
92 break;
93
94 case Assembler::branch_op:
95 {
96 #ifdef _LP64
97 jint inst2;
98 guarantee(Assembler::inv_op2(inst)==Assembler::sethi_op2, "must be sethi");
99 if (format() != 0) {
100 assert(type() == relocInfo::oop_type, "only narrow oops case");
101 jint np = oopDesc::encode_heap_oop((oop)x);
102 inst &= ~Assembler::hi22(-1);
103 inst |= Assembler::hi22((intptr_t)np);
104 if (verify_only) {
105 assert(ip->long_at(0) == inst, "instructions must match");
106 } else {
107 ip->set_long_at(0, inst);
108 }
109 inst2 = ip->long_at( NativeInstruction::nop_instruction_size );
110 guarantee(Assembler::inv_op(inst2)==Assembler::arith_op, "arith op");
111 if (verify_only) {
112 assert(ip->long_at(NativeInstruction::nop_instruction_size) == NativeInstruction::set_data32_simm13( inst2, (intptr_t)np),
113 "instructions must match");
114 } else {
115 ip->set_long_at(NativeInstruction::nop_instruction_size, NativeInstruction::set_data32_simm13( inst2, (intptr_t)np));
116 }
117 break;
118 }
119 if (verify_only) {
120 ip->verify_data64_sethi( ip->addr_at(0), (intptr_t)x );
121 } else {
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80 {
81 guarantee(Assembler::inv_immed(inst), "must have a simm13 field");
82 int simm13 = Assembler::low10((intptr_t)x) + o;
83 guarantee(Assembler::is_simm13(simm13), "offset can't overflow simm13");
84 inst &= ~Assembler::simm( -1, 13);
85 inst |= Assembler::simm(simm13, 13);
86 if (verify_only) {
87 assert(ip->long_at(0) == inst, "instructions must match");
88 } else {
89 ip->set_long_at(0, inst);
90 }
91 }
92 break;
93
94 case Assembler::branch_op:
95 {
96 #ifdef _LP64
97 jint inst2;
98 guarantee(Assembler::inv_op2(inst)==Assembler::sethi_op2, "must be sethi");
99 if (format() != 0) {
100 assert(type() == relocInfo::oop_type || type() == relocInfo::metadata_type, "only narrow oops or klasses case");
101 jint np = type() == relocInfo::oop_type ? oopDesc::encode_heap_oop((oop)x) : oopDesc::encode_klass((Klass*)x);
102 inst &= ~Assembler::hi22(-1);
103 inst |= Assembler::hi22((intptr_t)np);
104 if (verify_only) {
105 assert(ip->long_at(0) == inst, "instructions must match");
106 } else {
107 ip->set_long_at(0, inst);
108 }
109 inst2 = ip->long_at( NativeInstruction::nop_instruction_size );
110 guarantee(Assembler::inv_op(inst2)==Assembler::arith_op, "arith op");
111 if (verify_only) {
112 assert(ip->long_at(NativeInstruction::nop_instruction_size) == NativeInstruction::set_data32_simm13( inst2, (intptr_t)np),
113 "instructions must match");
114 } else {
115 ip->set_long_at(NativeInstruction::nop_instruction_size, NativeInstruction::set_data32_simm13( inst2, (intptr_t)np));
116 }
117 break;
118 }
119 if (verify_only) {
120 ip->verify_data64_sethi( ip->addr_at(0), (intptr_t)x );
121 } else {
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