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Add lambda experimental dalvik opcodes

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* Add new -X/--experimental flag to [dis]assemble opcodes not in art yet
* Add new opcodes liberate-variable, box-lambda, unbox-lambda,
                  capture-variable, create-lambda, invoke-lambda
* Add support for encoding 25x instructions
* Adds LambdaTest to check new opcodes assemble/disassemble properly

TODO: invoke-lambda-range

Change-Id: I5c8bcbfa8b6cb9a13ef2017fce2d1b7fda6e11c3
This commit is contained in:
Igor Murashkin
2015-02-18 17:38:30 -08:00
parent f70084bdfe
commit 144951a9e9
44 changed files with 1160 additions and 180 deletions
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57
examples/HelloWorldLambda/HelloWorldLambda.smali Normal file
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.class public LHelloWorldLambda;
#Ye olde hello world application (with lambdas!)
#To assemble and run this on a phone or emulator:
#
#java -jar smali.jar -o classes.dex HelloWorldLambda.smali HelloWorldFunctionalInterface.smali
#zip HelloWorld.zip classes.dex
#adb push HelloWorld.zip /data/local
#adb shell dalvikvm -cp /data/local/HelloWorld.zip HelloWorld
#
#if you get out of memory type errors when running smali.jar, try
#java -Xmx512m -jar smali.jar HelloWorldLambda.smali
#instead
.super Ljava/lang/Object;
.method public static main([Ljava/lang/String;)V
.registers 9 # 1 parameter, 8 locals
sget-object v0, Ljava/lang/System;->out:Ljava/io/PrintStream;
const-string v1, "Hello World!"
const-string v2, "How" # vD
const-string v3, "are" # vE
const-string v4, "you" # vF
const-string v5, "doing?" # vG
capture-variable v1, "helloworld"
# TODO: do I need to pass the type of the lambda's functional interface here as a type id?
create-lambda v1, LHelloWorldLambda;->doHelloWorld(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V
# Method descriptor is not required here, because only the single-abstract method is ever invoked.
invoke-lambda v1, {v2, v3, v4, v5}
box-lambda v6, v1 # The type of v6 is now 'LHelloWorldFunctionalInterface;'
invoke-virtual {v6, v2, v3, v4, v5}, LHelloWorldFunctionalInterface;->applyFourStrings(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V
# FIXME: should be \HelloWorldFunctionalInterface; instead of L...;
# TODO: do we really need the type descriptor here at all?
unbox-lambda v7, v6, LHelloWorldFunctionalInterface; # The type of v7 is now \HelloWorldFunctionalInterface;
invoke-lambda v7, {v2, v3, v4, v5}
return-void
.end method
.method public static doHelloWorld(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V
.registers 6 # 4 parameters, 2 locals
# This helloworld variable is brought to you by the variable liberation front
liberate-variable v0, p0, "helloworld"
sget-object v1, Ljava/lang/System;->out:Ljava/io/PrintStream;
invoke-virtual {v1, v0}, Ljava/io/PrintStream;->println(Ljava/lang/String;)V
return-void
.end method