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interpret.cc (ARRAYBOUNDSCHECK): New macro. 

2002-01-08  Chris Sears  <cbsears_sf@yahoo.com>

	* interpret.cc (ARRAYBOUNDSCHECK): New macro.
	(continue1) [insn_iaload, insn_laload, insn_faload, insn_daload,
	insn_aaload, insn_baload, insn_caload, insn_saload, insn_iastore,
	insn_lastore, insn_fastore, insn_dastore, insn_aastore,
	insn_bastore, insn_castore, insn_sastore]: Use it.
	(continue1) [insn_arraylength]: Check for null array.

From-SVN: r48652
This commit is contained in:
Chris Sears 2002-01-08 19:07:46 +00:00 committed by Tom Tromey
parent 0d24f4d131
commit 00cc944db9
2 changed files with 34 additions and 65 deletions
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9
libjava/ChangeLog
View File

@ -1,3 +1,12 @@
2002-01-08 Chris Sears <cbsears_sf@yahoo.com>
* interpret.cc (ARRAYBOUNDSCHECK): New macro.
(continue1) [insn_iaload, insn_laload, insn_faload, insn_daload,
insn_aaload, insn_baload, insn_caload, insn_saload, insn_iastore,
insn_lastore, insn_fastore, insn_dastore, insn_aastore,
insn_bastore, insn_castore, insn_sastore]: Use it.
(continue1) [insn_arraylength]: Check for null array.
2002-01-06 Andreas Tobler <a.tobler@schweiz.ch> 2002-01-06 Andreas Tobler <a.tobler@schweiz.ch>
* configure, include/config.h.in: Rebuilt. * configure, include/config.h.in: Rebuilt.

90
libjava/interpret.cc
View File

@ -1,6 +1,6 @@
// interpret.cc - Code for the interpreter // interpret.cc - Code for the interpreter
/* Copyright (C) 1999, 2000, 2001 Free Software Foundation /* Copyright (C) 1999, 2000, 2001 , 2002 Free Software Foundation
This file is part of libgcj. This file is part of libgcj.
@ -187,6 +187,13 @@ static jint get4(unsigned char* loc) {
do { if ((X)==NULL) throw_null_pointer_exception (); } while (0) do { if ((X)==NULL) throw_null_pointer_exception (); } while (0)
#endif #endif
#define ARRAYBOUNDSCHECK(array, index) \
do \
{ \
if (((unsigned) index) >= (unsigned) (array->length)) \
_Jv_ThrowBadArrayIndex (index); \
} \
while (0)
// this method starts the actual running of the method. It is inlined // this method starts the actual running of the method. It is inlined
// in three different variants in the static methods run_normal, // in three different variants in the static methods run_normal,
@ -958,10 +965,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jintArray arr = (jintArray) POPA(); jintArray arr = (jintArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
PUSHI( elements(arr)[index] ); PUSHI( elements(arr)[index] );
} }
NEXT_INSN; NEXT_INSN;
@ -972,10 +976,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jlongArray arr = (jlongArray) POPA(); jlongArray arr = (jlongArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
PUSHL( elements(arr)[index] ); PUSHL( elements(arr)[index] );
} }
NEXT_INSN; NEXT_INSN;
@ -986,10 +987,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jfloatArray arr = (jfloatArray) POPA(); jfloatArray arr = (jfloatArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
PUSHF( elements(arr)[index] ); PUSHF( elements(arr)[index] );
} }
NEXT_INSN; NEXT_INSN;
@ -1000,10 +998,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jdoubleArray arr = (jdoubleArray) POPA(); jdoubleArray arr = (jdoubleArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
PUSHD( elements(arr)[index] ); PUSHD( elements(arr)[index] );
} }
NEXT_INSN; NEXT_INSN;
@ -1014,10 +1009,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jobjectArray arr = (jobjectArray) POPA(); jobjectArray arr = (jobjectArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
PUSHA( elements(arr)[index] ); PUSHA( elements(arr)[index] );
} }
NEXT_INSN; NEXT_INSN;
@ -1028,10 +1020,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jbyteArray arr = (jbyteArray) POPA(); jbyteArray arr = (jbyteArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
PUSHI( elements(arr)[index] ); PUSHI( elements(arr)[index] );
} }
NEXT_INSN; NEXT_INSN;
@ -1042,10 +1031,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jcharArray arr = (jcharArray) POPA(); jcharArray arr = (jcharArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
PUSHI( elements(arr)[index] ); PUSHI( elements(arr)[index] );
} }
NEXT_INSN; NEXT_INSN;
@ -1056,10 +1042,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jshortArray arr = (jshortArray) POPA(); jshortArray arr = (jshortArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
PUSHI( elements(arr)[index] ); PUSHI( elements(arr)[index] );
} }
NEXT_INSN; NEXT_INSN;
@ -1171,10 +1154,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jintArray arr = (jintArray) POPA(); jintArray arr = (jintArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
elements(arr)[index] = value; elements(arr)[index] = value;
} }
NEXT_INSN; NEXT_INSN;
@ -1186,10 +1166,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jlongArray arr = (jlongArray) POPA(); jlongArray arr = (jlongArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
elements(arr)[index] = value; elements(arr)[index] = value;
} }
NEXT_INSN; NEXT_INSN;
@ -1201,10 +1178,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jfloatArray arr = (jfloatArray) POPA(); jfloatArray arr = (jfloatArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
elements(arr)[index] = value; elements(arr)[index] = value;
} }
NEXT_INSN; NEXT_INSN;
@ -1216,10 +1190,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jdoubleArray arr = (jdoubleArray) POPA(); jdoubleArray arr = (jdoubleArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
elements(arr)[index] = value; elements(arr)[index] = value;
} }
NEXT_INSN; NEXT_INSN;
@ -1231,10 +1202,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jobjectArray arr = (jobjectArray) POPA(); jobjectArray arr = (jobjectArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
_Jv_CheckArrayStore (arr, value); _Jv_CheckArrayStore (arr, value);
elements(arr)[index] = value; elements(arr)[index] = value;
} }
@ -1247,10 +1215,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jbyteArray arr = (jbyteArray) POPA(); jbyteArray arr = (jbyteArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
elements(arr)[index] = value; elements(arr)[index] = value;
} }
NEXT_INSN; NEXT_INSN;
@ -1262,10 +1227,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jcharArray arr = (jcharArray) POPA(); jcharArray arr = (jcharArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
elements(arr)[index] = value; elements(arr)[index] = value;
} }
NEXT_INSN; NEXT_INSN;
@ -1277,10 +1239,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
jint index = POPI(); jint index = POPI();
jshortArray arr = (jshortArray) POPA(); jshortArray arr = (jshortArray) POPA();
NULLCHECK (arr); NULLCHECK (arr);
if (index < 0 || index >= arr->length) ARRAYBOUNDSCHECK (arr, index);
{
_Jv_ThrowBadArrayIndex (index);
}
elements(arr)[index] = value; elements(arr)[index] = value;
} }
NEXT_INSN; NEXT_INSN;
@ -2229,6 +2188,7 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
SAVE_PC; SAVE_PC;
{ {
__JArray *arr = (__JArray*)POPA(); __JArray *arr = (__JArray*)POPA();
NULLCHECK (arr);
PUSHI (arr->length); PUSHI (arr->length);
} }
NEXT_INSN; NEXT_INSN;