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Implement OP_MULT in runtime

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Lucky surprise: OP_PLUS follows the same principle rules as the
bitwise operators in that they return the same type as the input.
Therefore I can simply use the same macro to implement it and MULT as
those.  Very nice.
This commit is contained in:
Aryadev Chavali
2023-11-01 18:10:43 +00:00
parent 83678ad29a
commit 848c2f75e3
2 changed files with 28 additions and 48 deletions
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7
vm/runtime.h
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@@ -169,6 +169,10 @@ err_t vm_plus_byte(vm_t *);
err_t vm_plus_hword(vm_t *);
err_t vm_plus_word(vm_t *);
err_t vm_mult_byte(vm_t *);
err_t vm_mult_hword(vm_t *);
err_t vm_mult_word(vm_t *);
typedef err_t (*stack_f)(vm_t *);
static const stack_f STACK_ROUTINES[] = {
[OP_NOT_BYTE] = vm_not_byte, [OP_NOT_HWORD] = vm_not_hword,
@@ -204,6 +208,9 @@ static const stack_f STACK_ROUTINES[] = {
[OP_PLUS_BYTE] = vm_plus_byte, [OP_PLUS_HWORD] = vm_plus_hword,
[OP_PLUS_WORD] = vm_plus_word,
[OP_MULT_BYTE] = vm_mult_byte, [OP_MULT_HWORD] = vm_mult_hword,
[OP_MULT_WORD] = vm_mult_word,
};
#endif