From: bylex <mbilek06@gmail.com>
Date: Wed, 16 Oct 2024 07:01:40 +0000 (+0200)
Subject: Add support for memory keywords in assembler
X-Git-Url: https://git.bylex.cz/?a=commitdiff_plain;h=874722dab66e2a5573949a5bc439c9db0480bb21;p=maturita.git

Add support for memory keywords in assembler
---

diff --git a/assembler.c b/assembler.c
index 8f2a146..9e1731e 100644
--- a/assembler.c
+++ b/assembler.c
@@ -7,14 +7,15 @@
 
 #include "assembler.h"
 
-
+uint16_t mem[65536];
 
 struct inst_t
 {
 	bool contains_instruction;
 	uint8_t instruction_code;
 	uint8_t params[3];
-} instruction_default = {false, 0, 0, 0, 0};
+	uint16_t addr;
+} instruction_default = {false, 0, 0, 0, 0, 0};
 
 struct label_t
 {
@@ -155,16 +156,15 @@ struct inst_t parse_line(char* line_buffer, struct label_t* labels, unsigned int
 		token_count++;
 		token = strtok(NULL, " ");
 	}
+	inst.addr = current_addr;
+	memcpy(&mem[current_addr], &inst.instruction_code, 4);
 	current_addr = current_addr + 2;
 	return inst;
 }
 
-void write_instruction(FILE** output_file, struct inst_t inst)
+void write_instructions(FILE** output_file)
 {
-	if(inst.contains_instruction)
-	{
-		fwrite(&inst.instruction_code, sizeof(uint8_t), 4, *output_file);
-	}
+	fwrite(&mem, sizeof(uint16_t), 65536, *output_file);
 }
 
 int main(int argc, char *argv[])
@@ -236,6 +236,7 @@ int main(int argc, char *argv[])
 	rewind(input_file);
 	while(fgets(line_buffer, 256, input_file))
 	{
-		write_instruction(&output_file, parse_line(line_buffer, labels, &labels_len, labels_index));
+		parse_line(line_buffer, labels, &labels_len, labels_index);
 	}
+	write_instructions(&output_file);
 }