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DUP implementation is now part of WORD_ROUTINES

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As PUSH_REGISTER and MOV have the same signature of taking a word as
input, DUP may as well be part of it.

This leads to a larger discussion about how signatures of functions
matter: I may need to do a cleanup at some point.
This commit is contained in:
Aryadev Chavali
2023-11-01 21:14:04 +00:00
parent a5afaee3d0
commit 4e64f1fe23
2 changed files with 12 additions and 19 deletions
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21
vm/runtime.h
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@@ -96,26 +96,23 @@ err_t vm_mov_byte(vm_t *, word);
err_t vm_mov_hword(vm_t *, word);
err_t vm_mov_word(vm_t *, word);
typedef err_t (*reg_f)(vm_t *, word);
static const reg_f REG_ROUTINES[] = {
err_t vm_dup_byte(vm_t *, word);
err_t vm_dup_hword(vm_t *, word);
err_t vm_dup_word(vm_t *, word);
typedef err_t (*word_f)(vm_t *, word);
static const word_f WORD_ROUTINES[] = {
[OP_PUSH_REGISTER_BYTE] = vm_push_byte_register,
[OP_PUSH_REGISTER_HWORD] = vm_push_hword_register,
[OP_PUSH_REGISTER_WORD] = vm_push_word_register,
[OP_MOV_BYTE] = vm_mov_byte,
[OP_MOV_HWORD] = vm_mov_hword,
[OP_MOV_WORD] = vm_mov_word,
[OP_DUP_BYTE] = vm_dup_byte,
[OP_DUP_HWORD] = vm_dup_hword,
[OP_DUP_WORD] = vm_dup_word,
};
err_t vm_dup_byte(vm_t *, word);
err_t vm_dup_hword(vm_t *, word);
err_t vm_dup_word(vm_t *, word);
typedef err_t (*dup_f)(vm_t *, word);
static const dup_f DUP_ROUTINES[] = {
[OP_DUP_BYTE] = vm_dup_byte,
[OP_DUP_HWORD] = vm_dup_hword,
[OP_DUP_WORD] = vm_dup_word,
};
err_t vm_not_byte(vm_t *);
err_t vm_not_hword(vm_t *);