* src/vm/jit/jit.h (jitdata): New fields maxinterfaces, returnblock,

* src/vm/jit/jit.h (jitdata): New fields maxinterfaces, returnblock,
returncount, branchtoentry, branchtoend.

* src/vm/jit/jit.c (jit_jitdata_new): Initialize new fields.

* src/vm/jit/parse.c (parse_mark_exception_boundaries): Set
branchtoend.
(parse): Set branchtoentry.

* src/vm/jit/stack.c (stack_analyse): Set jd->maxinterfaces,
returncount, and returnblock.

* src/vm/jit/allocator/simplereg.c (simplereg_allocate_interfaces):
Use jd->maxinterfaces.
(simplereg_allocate_temporaries): Likewise.

* src/vm/jit/show.c (show_method): Show the new fields. Use
jd->maxinterfaces. Show invalid variable indices. Show inline info.