On 04/25/2018 05:06 PM, André Draszik wrote: > From: André Draszik <[email protected]> > > Summarises the bootstrap of the java envrionment, rather than having > to find this described in some wiki page that was copied over from > OE-classic and never updated. > > Signed-off-by: André Draszik <[email protected]>
Acked-by: Richard Leitner <[email protected]> > --- > docs/bootstrap-flow.txt | 37 +++++++++++++++++++++++++++++++++++++ > 1 file changed, 37 insertions(+) > create mode 100644 docs/bootstrap-flow.txt > > diff --git a/docs/bootstrap-flow.txt b/docs/bootstrap-flow.txt > new file mode 100644 > index 0000000..602eab7 > --- /dev/null > +++ b/docs/bootstrap-flow.txt > @@ -0,0 +1,37 @@ > +* first jikes-native is compiled > + * a Java 1.4-capable compiler that does not need a runtime or > + (strictly) a class library to work > +* jikes-initial-native is a wrapper around it > + > +* with this compiler we compile the initial (preliminary) > + runtime (package virtual/java-initial-native) > + * virtual/java-initial-native can be: cacao-initial-native (0.98) > + or jamvm-initial-native (1.4.5) > + * cacao is preferred, as it has a JIT, but doesn't compile > + on all hosts > + * cacao-initial-native and jamvm-initial-native both need > + classpath-initial-native (0.93) and jikes-initial-native > + > +* now libecj-bootstrap-native is built > + * this needs jikes-initial-native virtual/java-initial-native > +* now ecj-initial is built > + * this needs libecj-bootstrap-native and > + virtual/java-initial-native during runtime > + * at that point we have a 1.5-capable compiler (ecj-initial) > + running on a Java 1.4 compatible VM (cacao-inital-native > + or jamvm-initial-native) > + > +* with this compiler (ecj-initial), we compile the final runtime > + and compiler (virtual/java-native and virtual/javac-native) > + * virtual/java-native can be: cacao-native (1.6.1) or > + jamvm-native (2.0.0~pre) > + * cacao vs jamvm as above > + * cacao-native and jamvm-native both need > + classpath-initial-native (0.93) and classpath-native (0.99) > + and ecj-initial-native and virtual/java-initial-native > + * virtual/javac-native can be: ecj-bootstrap-native > + * ecj-bootstrap-native needs libecj-bootstrap-native > + and virtual/java-native > + * at that point we have a 1.5-capable compiler (ecj-bootstrap-native) > + running on a Java 1.5 compatible VN (cacao-native or > + jamvm-native) > -- _______________________________________________ Openembedded-devel mailing list [email protected] http://lists.openembedded.org/mailman/listinfo/openembedded-devel
