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enhanced the compiler to handle default initial values for instance variables and class variables

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hyunghwan.chung
2017-04-24 04:26:03 +00:00
parent 4656bf128e
commit 5bf8d20a93
5 changed files with 109 additions and 69 deletions
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16
moo/lib/moo-prv.h
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@ -44,10 +44,6 @@
* PUSH_CONTEXT, PUSH_INTLIT, PUSH_INTLIT, SEND_BLOCK_COPY */
#define MOO_USE_MAKE_BLOCK
/* define this to limit the default values for instance variables
* to simple values like numbers or characters */
#define MOO_SIMPLE_INITV
#if !defined(NDEBUG)
/* this is for gc debugging */
#define MOO_DEBUG_GC
@ -468,8 +464,16 @@ struct moo_compiler_t
moo_oop_t* initv;
moo_oow_t initv_capa;
moo_oow_t initv_count;
moo_oow_t initv_total_count;
/* initv_count holds the index to the last variable with a
* default initial value defined in this class only plus one.
* inheritance is handled by the compiler separately using
* the reference to the superclass. so it doesn't include
* the variables defined in the superclass chain.
* for a definition: class ... { var a, b := 0, c },
* initv_count is set to 2 while count is 3. totoal_count
* will be 3 too if there is no variabled defined in the
* superclass chain. */
moo_oow_t initv_count;
} var[3];
/* buffer to hold pooldic import declaration */