compiler working for some mathematical expressions, function calls and

simple conditionals

resources/dsa/code.dsa

@@ -0,0 +1,139 @@
+
+// GENERATED BY DSA-C COMPILER
+// Generated at 2026-01-31 01:39:55
+
+// Imports
+include maths: "./lib/maths/core.dsa"
+include print: "lib/io/print.dsa"
+
+// Globals & Reserved Memory
+
+
+// Entry Point
+dw stack: 0x10000
+db message: "Process Exited with code:"
+_init:
+	ldw stack, bpr
+	mov bpr, spr
+	push zero
+	call main
+	call print::print_newline
+	lwi message, rg0
+	push rg0
+	call print::print
+	pop zero
+	call print::print_hex_word
+	pop zero
+	hlt
+
+
+// Function return boilerplate
+_ret:
+	mov bpr, spr
+	pop bpr
+	return
+
+
+factorial:
+	push bpr
+	mov spr, bpr
+
+	ldw bpr, rg0, 8
+	lli 1, rg1
+	cmp rg0, rg1
+	lli 0, rg2
+	jgt _cmp_end_1
+	lli 1, rg2
+_cmp_end_1:
+	cmp rg2, zero
+	jeq _else_3
+_then_2:
+	lli 1, rg1
+	stw rg1, bpr, 8
+	jmp _ret
+	jmp _end_4
+_else_3:
+	nop
+_end_4:
+	push rg0
+	lli 1, rg1
+	sub rg0, rg1, rg2
+	push rg2
+	call factorial
+	pop rg1
+	pop rg0
+	push rg1
+	push rg0
+	call maths::multiply
+	pop rg2
+	pop zero
+	stw rg2, bpr, 8
+	jmp _ret
+
+add_:
+	push bpr
+	mov spr, bpr
+
+	ldw bpr, rg0, 8
+	ldw bpr, rg1, 12
+	add rg0, rg1, rg2
+	stw rg2, bpr, 8
+	jmp _ret
+
+greater:
+	push bpr
+	mov spr, bpr
+
+	ldw bpr, rg0, 8
+	ldw bpr, rg1, 12
+	add rg0, rg0, rg2
+	add rg1, rg1, rg3
+	cmp rg2, rg3
+	lli 0, rg4
+	jle _cmp_end_5
+	lli 1, rg4
+_cmp_end_5:
+	cmp rg4, zero
+	jeq _else_7
+_then_6:
+	stw rg0, bpr, 8
+	jmp _ret
+	jmp _end_8
+_else_7:
+	add rg1, rg0, rg2
+	stw rg2, bpr, 8
+	jmp _ret
+_end_8:
+	jmp _ret
+
+main:
+	push bpr
+	mov spr, bpr
+
+	lli 5, rg0
+	push rg0
+	lli 5, rg1
+	push rg1
+	call add_
+	pop rg2
+	pop zero
+	push rg2
+	lli 5, rg0
+	push rg0
+	call greater
+	pop rg1
+	pop zero
+	push rg1
+	call print::print_num
+	pop rg0
+	lli 5, rg0
+	push rg0
+	call factorial
+	pop rg1
+	push rg1
+	call print::print_num
+	pop rg0
+	lli 0, rg0
+	stw rg0, bpr, 8
+	jmp _ret
+

resources/dsa/main.dsa

@@ -16,55 +16,17 @@ init:
 dw string: "hello world"
 start:
 
-	lwi 37, rg0
-	lwi 12, rg1
-	push rg0
-	push rg1
-	call maths::divmod
-	pop rg0 // result
-	pop rg1 // remainder
+	lwi 1, rg0
+	lwi 2, rg1
 
-	push rg1
 	push rg0
-	call print::print_hex_byte
-	call print::print_whitespace
+	push rg1
+	call maths::multiply
+	pop rg0
 	pop zero
-	call print::print_hex_byte
-	call print::print_newline
-
-	lwi string, rg0
-    //lwi 10, rg0
-    pusha 4
 	push rg0
-	call print::print
-    //call fib::fib_n
-    pop zero
-	call print::print_newline
-	popa 4
-
-	pusha 4
-	push rg0
-	call print::print
-    //call fib::fib_n
-    pop zero
-	call print::print_newline
-	popa 4
-
-	pusha 4
-	push rg0
-	call print::print
-    //call fib::fib_n
-    pop zero
-	call print::print_newline
-	popa 4
-
-	pusha 4
-	push rg0
-	call print::print
-    //call fib::fib_n
-    pop zero
-	call print::print_newline
-	popa 4
+	call print::print_num
+	pop zero
 
     hlt