Thanks to my friend Gabor, over at http://mylifewithandroid.blogspot.com/ has created a really well done dex file dissembler. The direct link for the post is here and the source code is all free and located at dedexer.sourceforge.net.
It’s nice as it outputs the format in jasmin like the following;
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| .method public calc1(I)I
packed-switch v2,0
ps418_422 ; case 0
ps418_426 ; case 1
ps418_42a ; case 2
default: ps418_default
ps418_default:
const/4 v0,15
l420:
return v0
ps418_422:
const/4 v0,2
goto l420
ps418_426:
const/4 v0,5
goto l420
ps418_42a:
const/4 v0,6
goto l420
nop
.end method
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Opposed to the normal;
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| 000418: 2b02 0c00 0000 |0000: packed-switch v2, 0000000c // +0000000c
00041e: 12f0 |0003: const/4 v0, #int -1 // #ff
000420: 0f00 |0004: return v0
000422: 1220 |0005: const/4 v0, #int 2 // #2
000424: 28fe |0006: goto 0004 // -0002
000426: 1250 |0007: const/4 v0, #int 5 // #5
000428: 28fc |0008: goto 0004 // -0004
00042a: 1260 |0009: const/4 v0, #int 6 // #6
00042c: 28fa |000a: goto 0004 // -0006
00042e: 0000 |000b: nop // spacer
000430: 0001 0300 faff ffff 0500 0000 0700 ... |000c: packed-switch-data (10 units)
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Great work Gabor, and keep up the good work!