2009-12-13 Zoltan Varga <vargaz@gmail.com>

2009-12-13  Zoltan Varga  <vargaz@gmail.com>

	* mini-ops.h (OP_IMPLICIT_EXCEPTION): New opcode marking the place where an
	implicit exception can occur.

	* ir-emit.h (MONO_EMIT_NEW_IMPLICIT_EXCEPTION): New macro to emit an
	OP_IMPLICIT_EXCEPTION instruction.

	* ir-emit.h (MONO_EMIT_NEW_CHECK_THIS): New macro.

	* method-to-ir.c: Use MONO_EMIT_NEW_CHECK_THIS in a few places.

	* mini-llvm.c: Handle OP_IMPLICIT_EXCEPTION by disabling llvm if it occurs
	inside a protected block.

svn path=/trunk/mono/; revision=148344