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authorAryadev Chavali <aryadev@aryadevchavali.com>2023-10-15 17:38:35 +0100
committerAryadev Chavali <aryadev@aryadevchavali.com>2023-10-15 17:38:35 +0100
commit40dfa5c25584a38566380229b016e8d5e495507e (patch)
treea94d3a2cc15549e37071e09e136e08fec4a3dac2 /src/main.c
parentea14b3beb626102a2e0de80240f89413c0b6b72a (diff)
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Split off instruction structure to its own file
Diffstat (limited to 'src/main.c')
-rw-r--r--src/main.c28
1 files changed, 3 insertions, 25 deletions
diff --git a/src/main.c b/src/main.c
index 1283b8b..9b744b2 100644
--- a/src/main.c
+++ b/src/main.c
@@ -14,28 +14,7 @@
#include <string.h>
#include "./base.h"
-
-typedef enum
-{
- OP_PUSH_BYTE = 1,
- OP_PUSH_WORD,
- OP_PUSH_FLOAT,
-} op_t;
-
-typedef struct
-{
- op_t opcode;
- data_t operand;
-} inst_t;
-
-#define INST_BPUSH(BYTE) \
- ((inst_t){.opcode = OP_PUSH_BYTE, .operand = DBYTE(BYTE)})
-
-#define INST_WPUSH(WORD) \
- ((inst_t){.opcode = OP_PUSH_WORD, .operand = DWORD(WORD)})
-
-#define INST_FPUSH(FLOAT) \
- ((inst_t){.opcode = OP_PUSH_FLOAT, .operand = DFLOAT(FLOAT)})
+#include "./inst.h"
typedef struct
{
@@ -135,8 +114,6 @@ f64 vm_pop_float(vm_t *vm)
return f;
}
-typedef void (*push_f)(vm_t *, data_t);
-
void vm_execute(vm_t *vm)
{
struct Program *prog = &vm->program;
@@ -148,7 +125,8 @@ void vm_execute(vm_t *vm)
// last 2 bits unless it's a push routine
if ((instruction.opcode & 0b11) != 0)
{
- // Push routine
+ // Possible push routines
+ typedef void (*push_f)(vm_t *, data_t);
const push_f routines[] = {[OP_PUSH_BYTE] = vm_push_byte,
[OP_PUSH_WORD] = vm_push_word,
[OP_PUSH_FLOAT] = vm_push_float};