From 2490966554a378af4a48b51d5e7eb717a570285a Mon Sep 17 00:00:00 2001
From: Aryadev Chavali <aryadev@aryadevchavali.com>
Date: Sun, 15 Oct 2023 21:13:15 +0100
Subject: Implemented vm_execute for pop routines

---
 src/main.c | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

(limited to 'src/main.c')

diff --git a/src/main.c b/src/main.c
index d2c003b..f431dd7 100644
--- a/src/main.c
+++ b/src/main.c
@@ -146,20 +146,26 @@ data_t vm_pop_float(vm_t *vm)
 }
 
 typedef void (*push_f)(vm_t *, data_t);
-typedef void (*mov_f)(vm_t *, data_t, word);
-
 static const push_f PUSH_ROUTINES[] = {
     [OP_PUSH_BYTE]  = vm_push_byte,
     [OP_PUSH_WORD]  = vm_push_word,
     [OP_PUSH_FLOAT] = vm_push_float,
 };
 
+typedef void (*mov_f)(vm_t *, data_t, word);
 static const mov_f MOV_ROUTINES[] = {
     [OP_MOV_BYTE]  = vm_mov_byte,
     [OP_MOV_WORD]  = vm_mov_word,
     [OP_MOV_FLOAT] = vm_mov_float,
 };
 
+typedef data_t (*pop_f)(vm_t *);
+static const pop_f POP_ROUTINES[] = {
+    [OP_POP_BYTE]  = vm_pop_byte,
+    [OP_POP_WORD]  = vm_pop_word,
+    [OP_POP_FLOAT] = vm_pop_float,
+};
+
 void vm_execute(vm_t *vm)
 {
   struct Program *prog = &vm->program;
@@ -178,6 +184,13 @@ void vm_execute(vm_t *vm)
     MOV_ROUTINES[instruction.opcode](vm, instruction.operand, instruction.reg);
     prog->ptr++;
   }
+  else if (OPCODE_IS_POP(instruction.opcode))
+  {
+    // TODO: Figure out what should happen to the result of this pop
+    // routine
+    POP_ROUTINES[instruction.opcode](vm);
+    prog->ptr++;
+  }
   else
   {
     // TODO: Error (Unknown opcode)
-- 
cgit v1.2.3-13-gbd6f