* src/vm/jit/code.h (codeinfo): Removed basicblocks and isleafmethod.

* src/vm/jit/code.h (codeinfo): Removed basicblocks and isleafmethod.
* src/vm/jit/jit.h (jitdata): Added isleafmethod.

* src/vm/jit/alpha/codegen.c (codegen): Use jd->isleafmethod. Pass
register number to codegen_add_classcastexception_ref.

* src/vm/jit/allocator/simplereg.c (interface_regalloc): Use
jd->isleafmethod.
(local_regalloc): Likewise.

* src/vm/jit/parse.c (new_parse): Likewise.
(parse): Likewise.

* src/vm/jit/parse.h (NEW_OP_BUILTIN_CHECK_EXCEPTION): Likewise.
(NEW_OP_BUILTIN_NO_EXCEPTION): Likewise.
(NEW_OP_BUILTIN_ARITHMETIC): Likewise.
(BUILTIN): Likewise.