--- gforth/doc/vmgen.texi 2007/12/31 18:56:18 1.30 +++ gforth/doc/vmgen.texi 2008/08/08 20:56:14 1.32 @@ -10,7 +10,7 @@ This manual is for Vmgen (version @value{VERSION}, @value{UPDATED}), the virtual machine interpreter generator -Copyright @copyright{} 2002,2003,2005 Free Software Foundation, Inc. +Copyright @copyright{} 2002,2003,2005,2007 Free Software Foundation, Inc. @quotation Permission is granted to copy, distribute and/or modify this document @@ -331,7 +331,7 @@ instructions. Another option is to use for the virtual machine; we believe that using a stack architecture is usually both simpler and faster. -however, this option is slower or +However, this option is slower or significantly more complex to implement than a stack machine architecture. Vmgen has special support and optimizations for stack VMs, making their @@ -1141,7 +1141,7 @@ optimizer for both variations, so leave @cindex stack stores, optimization @cindex eliminating stack stores -This minor optimization (0.6\%--0.8\% reduction in executed instructions +This minor optimization (0.6%--0.8% reduction in executed instructions for Gforth) puts additional requirements on the instruction descriptions and is therefore disabled by default.