93 Register r = jni_arg.is_register() ? jni_arg.as_register() : R11_scratch1;
94
95 // The handle for a receiver will never be null.
96 bool do_NULL_check = offset() != 0 || is_static();
97
98 Label do_null;
99 if (do_NULL_check) {
100 __ ld(R0, locals_j_arg_at(offset()));
101 __ cmpdi(CCR0, R0, 0);
102 __ li(r, 0);
103 __ beq(CCR0, do_null);
104 }
105 __ addir(r, locals_j_arg_at(offset()));
106 __ bind(do_null);
107 if (DEBUG_ONLY(true ||) !jni_arg.is_register()) {
108 __ std(r, sp_c_arg_at(jni_arg.number()));
109 }
110 }
111
112 void InterpreterRuntime::SignatureHandlerGenerator::generate(uint64_t fingerprint) {
113 #if !defined(ABI_ELFv2)
114 // Emit fd for current codebuffer. Needs patching!
115 __ emit_fd();
116 #endif
117
118 // Generate code to handle arguments.
119 iterate(fingerprint);
120
121 // Return the result handler.
122 __ load_const(R3_RET, AbstractInterpreter::result_handler(method()->result_type()));
123 __ blr();
124
125 __ flush();
126 }
127
128 #undef __
129
130 // Implementation of SignatureHandlerLibrary
131
132 void SignatureHandlerLibrary::pd_set_handler(address handler) {
133 #if !defined(ABI_ELFv2)
134 // patch fd here.
135 FunctionDescriptor* fd = (FunctionDescriptor*) handler;
136
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93 Register r = jni_arg.is_register() ? jni_arg.as_register() : R11_scratch1;
94
95 // The handle for a receiver will never be null.
96 bool do_NULL_check = offset() != 0 || is_static();
97
98 Label do_null;
99 if (do_NULL_check) {
100 __ ld(R0, locals_j_arg_at(offset()));
101 __ cmpdi(CCR0, R0, 0);
102 __ li(r, 0);
103 __ beq(CCR0, do_null);
104 }
105 __ addir(r, locals_j_arg_at(offset()));
106 __ bind(do_null);
107 if (DEBUG_ONLY(true ||) !jni_arg.is_register()) {
108 __ std(r, sp_c_arg_at(jni_arg.number()));
109 }
110 }
111
112 void InterpreterRuntime::SignatureHandlerGenerator::generate(uint64_t fingerprint) {
113 // Emit fd for current codebuffer. Needs patching!
114 __ emit_fd();
115
116 // Generate code to handle arguments.
117 iterate(fingerprint);
118
119 // Return the result handler.
120 __ load_const(R3_RET, AbstractInterpreter::result_handler(method()->result_type()));
121 __ blr();
122
123 __ flush();
124 }
125
126 #undef __
127
128 // Implementation of SignatureHandlerLibrary
129
130 void SignatureHandlerLibrary::pd_set_handler(address handler) {
131 #if !defined(ABI_ELFv2)
132 // patch fd here.
133 FunctionDescriptor* fd = (FunctionDescriptor*) handler;
134
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