* src/vm/jit/codegen-common.h (branchref): Removed.

* src/vm/jit/codegen-common.h (branchref): Removed.
(codegendata): Removed xboundrefs, xnullrefs, xcastrefs, xstorerefs,
xdivrefs and xexceptionrefs. Added exceptionrefs.
(codegen_addxboundrefs, codegen_addxcastrefs, codegen_addxdivrefs)
(codegen_addxstorerefs, codegen_addxnullrefs)
(codegen_addxexceptionrefs): Removed.
(codegen_add_arithmeticexception_ref)
(codegen_add_arrayindexoutofboundsexception_ref)
(codegen_add_arraystoreexception_ref)
(codegen_add_classcastexception_ref)
(codegen_add_nullpointerexception_ref)
(codegen_add_fillinstacktrace_ref): New function.
* src/vm/jit/codegen-common.c: Likewise.

* src/vm/jit/dseg.h (exceptionref): New structure.

* src/vm/jit/x86_64/codegen.c: Use new exception stubs. Don't cast
with M_MOV_IMM.
* src/vm/jit/x86_64/codegen.h (M_MOV_IMM, M_IMOV_IMM): Added cast.

* src/vm/jit/stacktrace.c (stacktrace_inline_fillInStackTrace): Moved.
* src/vm/jit/stacktrace.h (STACKTRACE_inline_arithmeticexception)
(STACKTRACE_inline_arrayindexoutofboundsexception)
(STACKTRACE_inline_arraystoreexception)
(STACKTRACE_inline_classcastexception)
(STACKTRACE_inline_nullpointerexception)
(STACKTRACE_inline_fillInStackTrace): Added functionptr defines.

* src/vm/jit/jit.h (branchref): Added.