diff options
Diffstat (limited to 'src/runtime.h')
| -rw-r--r-- | src/runtime.h | 44 |
1 files changed, 22 insertions, 22 deletions
diff --git a/src/runtime.h b/src/runtime.h index f512992..e588541 100644 --- a/src/runtime.h +++ b/src/runtime.h @@ -19,17 +19,13 @@ #include "./base.h" #include "./inst.h" -#define VM_BYTE_REGISTERS 8 -#define VM_WORD_REGISTERS 8 -#define VM_FLOAT_REGISTERS 8 +#define VM_REGISTERS 8 typedef struct { struct Registers { word ret; - byte b[VM_BYTE_REGISTERS]; - word w[VM_WORD_REGISTERS]; - f64 f[VM_FLOAT_REGISTERS]; + word reg[VM_REGISTERS]; } registers; struct Stack { @@ -43,6 +39,10 @@ typedef struct } program; } vm_t; +#define VM_REG_BYTE(REG) ((REG)&0b11111111) +#define VM_REG_HWORD(REG) ((REG)&0b11111111111111111111111111111111) +#define VM_REG_WORD(REG) ((REG)) + void vm_execute(vm_t *); void vm_load_stack(vm_t *, byte *, size_t); @@ -56,47 +56,47 @@ void vm_print_program(vm_t *, FILE *); void vm_print_all(vm_t *, FILE *); void vm_push_byte(vm_t *, data_t); +void vm_push_hword(vm_t *, data_t); void vm_push_word(vm_t *, data_t); -void vm_push_float(vm_t *, data_t); typedef void (*push_f)(vm_t *, data_t); static const push_f PUSH_ROUTINES[] = { [OP_PUSH_BYTE] = vm_push_byte, + [OP_PUSH_HWORD] = vm_push_hword, [OP_PUSH_WORD] = vm_push_word, - [OP_PUSH_FLOAT] = vm_push_float, }; -void vm_push_byte_register(vm_t *, word); -void vm_push_word_register(vm_t *, word); -void vm_push_float_register(vm_t *, word); +void vm_push_byte_register(vm_t *, byte); +void vm_push_hword_register(vm_t *, byte); +void vm_push_word_register(vm_t *, byte); -typedef void (*push_reg_f)(vm_t *, word); +typedef void (*push_reg_f)(vm_t *, byte); static const push_reg_f PUSH_REG_ROUTINES[] = { - [OP_PUSH_BYTE_REGISTER] = vm_push_byte_register, - [OP_PUSH_WORD_REGISTER] = vm_push_word_register, - [OP_PUSH_FLOAT_REGISTER] = vm_push_float_register, + [OP_PUSH_REGISTER_BYTE] = vm_push_byte_register, + [OP_PUSH_REGISTER_HWORD] = vm_push_hword_register, + [OP_PUSH_REGISTER_WORD] = vm_push_word_register, }; -data_t vm_mov_byte(vm_t *, word); -data_t vm_mov_word(vm_t *, word); -data_t vm_mov_float(vm_t *, word); +data_t vm_mov_byte(vm_t *, byte); +data_t vm_mov_hword(vm_t *, byte); +data_t vm_mov_word(vm_t *, byte); -typedef data_t (*mov_f)(vm_t *, word); +typedef data_t (*mov_f)(vm_t *, byte); static const mov_f MOV_ROUTINES[] = { [OP_MOV_BYTE] = vm_mov_byte, + [OP_MOV_HWORD] = vm_mov_hword, [OP_MOV_WORD] = vm_mov_word, - [OP_MOV_FLOAT] = vm_mov_float, }; data_t vm_pop_byte(vm_t *); +data_t vm_pop_hword(vm_t *); data_t vm_pop_word(vm_t *); -data_t vm_pop_float(vm_t *); typedef data_t (*pop_f)(vm_t *); static const pop_f POP_ROUTINES[] = { [OP_POP_BYTE] = vm_pop_byte, + [OP_POP_HWORD] = vm_pop_hword, [OP_POP_WORD] = vm_pop_word, - [OP_POP_FLOAT] = vm_pop_float, }; #endif |