Introduction to Compiler Construction in a Java World

Translating JVM Code to MIPS Code 235

Bar .. Dispatch :

. word 6 # the number of entries in our table

. word Object . clone

. word Object . equals

. word Object . t o S t r i n g

. word Bar . f

. word Foo . foo

. word Bar . bar

Arrays are a special kind of object; they are dynamically allocated on the heap but lie

outside the Object hierarchy. A possible layout for an array is illustrated in Figure 6.17.

FIGURE 6.17 Layout for an array.

Arrays have a type tag of 1. The size in bytes is the size of the array object in bytes,

that is, 12 + n ∗ bytes, where n is the number of elements in the array and bytes is the

number of bytes in each element. The array