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authorAryadev Chavali <aryadev@aryadevchavali.com>2023-10-23 04:24:28 +0100
committerAryadev Chavali <aryadev@aryadevchavali.com>2023-10-23 04:25:48 +0100
commitac57e32a0222a3f18e138f0a358d1d01921be3a0 (patch)
treeb688af5abcfc48e08c7eba61f7f24623c536e931
parentaa4a3b86143250ff958ca66e77d6097aff8d42a1 (diff)
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Added lib folder for general stuff, introduced as target to Makefile
-rw-r--r--Makefile31
-rw-r--r--lib/base.h (renamed from vm/base.h)0
-rw-r--r--lib/darr.c (renamed from vm/darr.c)0
-rw-r--r--lib/darr.h (renamed from vm/darr.h)0
-rw-r--r--vm/fib.c79
-rw-r--r--vm/inst.h4
-rw-r--r--vm/runtime.h2
7 files changed, 27 insertions, 89 deletions
diff --git a/Makefile b/Makefile
index 57be35b..f4bde0f 100644
--- a/Makefile
+++ b/Makefile
@@ -10,29 +10,43 @@ TERM_GREEN:=$(shell echo -e "\e[0;32m")
TERM_RESET:=$(shell echo -e "\e[0;0m")
# Setup variables for source code, output, etc
+## Lib setup
+LIB_DIST=$(DIST)/lib
+LIB_SRC=lib
+LIB_CODE:=$(addprefix $(LIB_SRC)/, darr.c)
+LIB_OBJECTS:=$(LIB_CODE:$(LIB_SRC)/%.c=$(LIB_DIST)/%.o)
+LIB_DEPS:=$(LIB_OBJECTS:%.o=%.d)
+LIB_CFLAGS=$(CFLAGS)
+
+## VM setup
VM_DIST=$(DIST)/vm
VM_SRC=vm
-VM_CODE:=$(addprefix $(VM_SRC)/, darr.c inst.c runtime.c)
+VM_CODE:=$(addprefix $(VM_SRC)/, inst.c runtime.c)
VM_OBJECTS:=$(VM_CODE:$(VM_SRC)/%.c=$(VM_DIST)/%.o)
VM_DEPS:=$(VM_OBJECTS:%.o=%.d) $(VM_DIST)/fib.d $(VM_DIST)/main.d
VM_VERBOSE=0
VM_CFLAGS:=$(CFLAGS) -D VERBOSE=$(VM_VERBOSE)
+VM_OUT=$(DIST)/ovm.out
-VM_OUT=$(VM_DIST)/ovm.out
# Things you want to build on `make`
-all: $(DIST) vm examples
+all: $(DIST) lib vm examples
+
+lib: $(LIB_DIST) $(LIB_OBJECTS)
vm: $(VM_DIST) $(VM_OUT)
examples: vm-examples
vm-examples: $(VM_DIST) $(VM_DIST)/fib.out
# Recipes
+## LIB Recipes
+-include $(LIB_DEPS)
-$(VM_OUT): $(VM_OBJECTS) $(VM_DIST)/main.o
- @$(CC) $(VM_CFLAGS) $^ -o $@ $(LIBS)
+$(LIB_DIST)/%.o: $(LIB_SRC)/%.c
+ @$(CC) $(LIB_CFLAGS) -MMD -c $< -o $@ $(LIBS)
@echo -e "$(TERM_GREEN)$@$(TERM_RESET)"
-$(VM_DIST)/fib.out: $(VM_OBJECTS) $(VM_DIST)/fib.o
+## VM Recipes
+$(VM_OUT): $(LIB_OBJECTS) $(VM_OBJECTS) $(VM_DIST)/main.o
@$(CC) $(VM_CFLAGS) $^ -o $@ $(LIBS)
@echo -e "$(TERM_GREEN)$@$(TERM_RESET)"
@@ -56,5 +70,8 @@ clean:
$(DIST):
mkdir -p $(DIST)
-$(VM_DIST): $(DIST)
+$(LIB_DIST):
+ mkdir -p $(LIB_DIST)
+
+$(VM_DIST):
mkdir -p $(VM_DIST)
diff --git a/vm/base.h b/lib/base.h
index dbeec80..dbeec80 100644
--- a/vm/base.h
+++ b/lib/base.h
diff --git a/vm/darr.c b/lib/darr.c
index 4393c4b..4393c4b 100644
--- a/vm/darr.c
+++ b/lib/darr.c
diff --git a/vm/darr.h b/lib/darr.h
index 1d5820b..1d5820b 100644
--- a/vm/darr.h
+++ b/lib/darr.h
diff --git a/vm/fib.c b/vm/fib.c
deleted file mode 100644
index 7107c3e..0000000
--- a/vm/fib.c
+++ /dev/null
@@ -1,79 +0,0 @@
-/* Copyright (C) 2023 Aryadev Chavali
-
- * You may distribute and modify this code under the terms of the GPLv2
- * license. You should have received a copy of the GPLv2 license with
- * this file. If not, please write to: aryadev@aryadevchavali.com.
-
- * Created: 2023-10-23
- * Author: Aryadev Chavali
- * Description: An example virtual machine program which computes and
- * prints fibonacci numbers. Note that by default the virtual machine
- * just rolls overflows over, so this program will never terminate.
- */
-
-#include <assert.h>
-#include <stdio.h>
-#include <string.h>
-
-#include "./inst.h"
-#include "./runtime.h"
-
-int main(void)
-{
- inst_t instructions[] = {
- // MOV the values 1 and 1 to REG[0] and REG[1] respectively
- INST_PUSH(WORD, 1),
- INST_MOV(WORD, 0),
- INST_PUSH(WORD, 1),
- INST_MOV(WORD, 1),
-
- // Print value at register 0 with newline.
- INST_PUSH_REG(WORD, 0), // <-- #
- INST_PRINT(WORD),
- INST_PUSH(BYTE, '\n'),
- INST_PRINT(CHAR),
-
- // Print value at register 1 with newline
- INST_PUSH_REG(WORD, 1),
- INST_PRINT(WORD),
- INST_PUSH(BYTE, '\n'),
- INST_PRINT(CHAR),
-
- /* Compute the next pair of fibonacci numbers */
- // REG[0] + REG[1]
- INST_PUSH_REG(WORD, 0),
- INST_PUSH_REG(WORD, 1),
- INST_PLUS(WORD),
-
- // Mov REG[0] + REG[1] to REG[0]
- INST_MOV(WORD, 0),
-
- // REG[0] + REG[1]
- INST_PUSH_REG(WORD, 0),
- INST_PUSH_REG(WORD, 1),
- INST_PLUS(WORD),
-
- // Mov REG[0] + REG[1] to REG[1]
- INST_MOV(WORD, 1),
-
- // Jump to the point #
- INST_JUMP_ABS(4),
- INST_HALT,
- };
-
- byte stack[256];
- vm_t vm = {0};
- vm_load_stack(&vm, stack, ARR_SIZE(stack));
- vm_load_program(&vm, instructions, ARR_SIZE(instructions));
- err_t err = vm_execute_all(&vm);
-
- if (err)
- {
- const char *error_str = err_as_cstr(err);
- fprintf(stderr, "[ERROR]: %s\n", error_str);
- fprintf(stderr, "[ERROR]: VM Trace:\n");
- vm_print_all(&vm, stderr);
- return 255 - err;
- }
- return 0;
-}
diff --git a/vm/inst.h b/vm/inst.h
index 8902757..5882e4f 100644
--- a/vm/inst.h
+++ b/vm/inst.h
@@ -16,8 +16,8 @@
#include <stdio.h>
#include <stdlib.h>
-#include "./base.h"
-#include "./darr.h"
+#include "../lib/base.h"
+#include "../lib/darr.h"
typedef enum
{
diff --git a/vm/runtime.h b/vm/runtime.h
index 83ffa17..03cd21f 100644
--- a/vm/runtime.h
+++ b/vm/runtime.h
@@ -16,7 +16,7 @@
#include <stdio.h>
#include <stdlib.h>
-#include "./base.h"
+#include "../lib/base.h"
#include "./inst.h"
typedef enum