23 */
24
25 #include "precompiled.hpp"
26 #include "ci/ciMethodType.hpp"
27 #include "ci/ciSignature.hpp"
28 #include "ci/ciUtilities.inline.hpp"
29 #include "memory/allocation.inline.hpp"
30 #include "memory/resourceArea.hpp"
31 #include "oops/oop.inline.hpp"
32 #include "runtime/signature.hpp"
33
34 // ciSignature
35 //
36 // This class represents the signature of a method.
37
38 // ------------------------------------------------------------------
39 // ciSignature::ciSignature
40 ciSignature::ciSignature(ciKlass* accessing_klass, const constantPoolHandle& cpool, ciSymbol* symbol) {
41 ASSERT_IN_VM;
42 EXCEPTION_CONTEXT;
43 _accessing_klass = accessing_klass;
44 _symbol = symbol;
45
46 ciEnv* env = CURRENT_ENV;
47 Arena* arena = env->arena();
48 _types = new (arena) GrowableArray<ciType*>(arena, 8, 0, NULL);
49
50 int size = 0;
51 int count = 0;
52 ResourceMark rm(THREAD);
53 Symbol* sh = symbol->get_symbol();
54 SignatureStream ss(sh);
55 for (; ; ss.next()) {
56 // Process one element of the signature
57 ciType* type;
58 if (!ss.is_object()) {
59 type = ciType::make(ss.type());
60 } else {
61 Symbol* name = ss.as_symbol();
62 ciSymbol* klass_name = env->get_symbol(name);
63 type = env->get_klass_by_name_impl(_accessing_klass, cpool, klass_name, false);
64 }
65 _types->append(type);
66 if (ss.at_return_type()) {
67 // Done processing the return type; do not add it into the count.
68 break;
69 }
70 size += type->size();
71 count++;
72 }
73 _size = size;
74 _count = count;
75 }
76
77 // ------------------------------------------------------------------
78 // ciSignature::ciSignature
79 ciSignature::ciSignature(ciKlass* accessing_klass, ciSymbol* symbol, ciMethodType* method_type) :
80 _symbol(symbol),
81 _accessing_klass(accessing_klass),
82 _size( method_type->ptype_slot_count()),
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23 */
24
25 #include "precompiled.hpp"
26 #include "ci/ciMethodType.hpp"
27 #include "ci/ciSignature.hpp"
28 #include "ci/ciUtilities.inline.hpp"
29 #include "memory/allocation.inline.hpp"
30 #include "memory/resourceArea.hpp"
31 #include "oops/oop.inline.hpp"
32 #include "runtime/signature.hpp"
33
34 // ciSignature
35 //
36 // This class represents the signature of a method.
37
38 // ------------------------------------------------------------------
39 // ciSignature::ciSignature
40 ciSignature::ciSignature(ciKlass* accessing_klass, const constantPoolHandle& cpool, ciSymbol* symbol) {
41 ASSERT_IN_VM;
42 EXCEPTION_CONTEXT;
43 assert(accessing_klass != NULL, "need origin of access");
44 _accessing_klass = accessing_klass;
45 _symbol = symbol;
46
47 ciEnv* env = CURRENT_ENV;
48 Arena* arena = env->arena();
49 _types = new (arena) GrowableArray<ciType*>(arena, 8, 0, NULL);
50
51 int size = 0;
52 int count = 0;
53 ResourceMark rm(THREAD);
54 Symbol* sh = symbol->get_symbol();
55 SignatureStream ss(sh);
56 for (; ; ss.next()) {
57 // Process one element of the signature
58 ciType* type;
59 if (!ss.is_reference()) {
60 type = ciType::make(ss.type());
61 } else {
62 ciSymbol* klass_name = env->get_symbol(ss.as_symbol());
63 type = env->get_klass_by_name_impl(_accessing_klass, cpool, klass_name, false);
64 }
65 _types->append(type);
66 if (ss.at_return_type()) {
67 // Done processing the return type; do not add it into the count.
68 break;
69 }
70 size += type->size();
71 count++;
72 }
73 _size = size;
74 _count = count;
75 }
76
77 // ------------------------------------------------------------------
78 // ciSignature::ciSignature
79 ciSignature::ciSignature(ciKlass* accessing_klass, ciSymbol* symbol, ciMethodType* method_type) :
80 _symbol(symbol),
81 _accessing_klass(accessing_klass),
82 _size( method_type->ptype_slot_count()),
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