(jit) JVM crash when running a method with 6000 local variables (with JIT on).

Name: akC45999 Date: 06/04/98



the test (vm/classfmt/lmt/lcvnum001/lcvnum00102) is too long
to include it here. It can be found in JCK since 12beta3.

--------------------------------- lcvnum00102m1p.jasm

class javasoft/sqe/tests/vm/classfmt/lmt/lcvnum001/lcvnum00102m1/lcvnum00102m1p extends java/lang/Exception {

Method <init>:"()V"
stack 3 locals 6002
{
aload_0;
dup;
invokespecial Method java/lang/Exception.<init>:"()V";

iconst_0; istore_1;

iload_w 1; iconst_1; iadd; istore_w 2;
iload_w 2; iconst_1; iadd; istore_w 3;
iload_w 3; iconst_1; iadd; istore_w 4;
iload_w 4; iconst_1; iadd; istore_w 5;
iload_w 5; iconst_1; iadd; istore_w 6;
iload_w 6; iconst_1; iadd; istore_w 7;
iload_w 7; iconst_1; iadd; istore_w 8;
iload_w 8; iconst_1; iadd; istore_w 9;
iload_w 9; iconst_1; iadd; istore_w 10;
iload_w 10; iconst_1; iadd; istore_w 11;
iload_w 11; iconst_1; iadd; istore_w 12;
......................
iload_w 5996; iconst_1; iadd; istore_w 5997;
iload_w 5997; iconst_1; iadd; istore_w 5998;
iload_w 5998; iconst_1; iadd; istore_w 5999;
iload_w 5999; iconst_1; iadd; istore_w 6000;
iload_w 6000; iconst_1; iadd; istore_w 6001;

iload_w 6001;
sipush 6000;
if_icmpne L;
return;
L:
athrow;
}

} // end Class lcvnum00102m1p

----------------------------------------
Running the test:

novo64% java -version
java version "1.2beta4"
Classic VM (build JDK-1.2beta4-H, green threads, sunwjit)
novo64% java -verify javasoft.sqe.tests.vm.classfmt.lmt.lcvnum001.lcvnum00102m1.lcvnum00102m1
IGBUS 10* bus error
    si_signo [10]: SIGBUS 10* bus error
    si_errno [0]: Error 0
    si_code [1]: BUS_ADRALN [addr: 0xf86]

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