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6990754: Use native memory and reference counting to implement SymbolTable

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Move symbols from permgen into C heap and reference count them

Reviewed-by: never, acorn, jmasa, stefank
This commit is contained in:
Coleen Phillimore 2011-01-27 16:11:27 -08:00
parent 950858350d
commit 7b4f8073f0
223 changed files with 3783 additions and 3641 deletions
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12
hotspot/src/os/solaris/dtrace/libjvm_db.c
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@ -524,10 +524,10 @@ name_for_methodOop(jvm_agent_t* J, uint64_t methodOopPtr, char * result, size_t
CHECK_FAIL(err);
err = read_pointer(J, constantPool + nameIndex * POINTER_SIZE + SIZE_constantPoolOopDesc, &nameSymbol);
CHECK_FAIL(err);
err = ps_pread(J->P, nameSymbol + OFFSET_symbolOopDesc_length, &nameSymbolLength, 2);
err = ps_pread(J->P, nameSymbol + OFFSET_Symbol_length, &nameSymbolLength, 2);
CHECK_FAIL(err);
nameString = (char*)calloc(nameSymbolLength + 1, 1);
err = ps_pread(J->P, nameSymbol + OFFSET_symbolOopDesc_body, nameString, nameSymbolLength);
err = ps_pread(J->P, nameSymbol + OFFSET_Symbol_body, nameString, nameSymbolLength);
CHECK_FAIL(err);
/* To get signature string */
@ -535,10 +535,10 @@ name_for_methodOop(jvm_agent_t* J, uint64_t methodOopPtr, char * result, size_t
CHECK_FAIL(err);
err = read_pointer(J, constantPool + signatureIndex * POINTER_SIZE + SIZE_constantPoolOopDesc, &signatureSymbol);
CHECK_FAIL(err);
err = ps_pread(J->P, signatureSymbol + OFFSET_symbolOopDesc_length, &signatureSymbolLength, 2);
err = ps_pread(J->P, signatureSymbol + OFFSET_Symbol_length, &signatureSymbolLength, 2);
CHECK_FAIL(err);
signatureString = (char*)calloc(signatureSymbolLength + 1, 1);
err = ps_pread(J->P, signatureSymbol + OFFSET_symbolOopDesc_body, signatureString, signatureSymbolLength);
err = ps_pread(J->P, signatureSymbol + OFFSET_Symbol_body, signatureString, signatureSymbolLength);
CHECK_FAIL(err);
/* To get klass string */
@ -546,10 +546,10 @@ name_for_methodOop(jvm_agent_t* J, uint64_t methodOopPtr, char * result, size_t
CHECK_FAIL(err);
err = read_pointer(J, klassPtr + OFFSET_Klass_name + SIZE_oopDesc, &klassSymbol);
CHECK_FAIL(err);
err = ps_pread(J->P, klassSymbol + OFFSET_symbolOopDesc_length, &klassSymbolLength, 2);
err = ps_pread(J->P, klassSymbol + OFFSET_Symbol_length, &klassSymbolLength, 2);
CHECK_FAIL(err);
klassString = (char*)calloc(klassSymbolLength + 1, 1);
err = ps_pread(J->P, klassSymbol + OFFSET_symbolOopDesc_body, klassString, klassSymbolLength);
err = ps_pread(J->P, klassSymbol + OFFSET_Symbol_body, klassString, klassSymbolLength);
CHECK_FAIL(err);
result[0] = '\0';