From 0c36e9d78c6495501e2173ac0a4625e1f7767cca Mon Sep 17 00:00:00 2001
From: "(Tim) Efthimis Kritikos" <efkf@firemail.cc>
Date: Sat, 25 Feb 2023 01:42:09 +0000
Subject: [PATCH] Added message about compilation process on the compiler and
 fixed Makefile dependencies

---
 Makefile                            |   4 +-
 boot_code/Makefile                  |   2 +-
 boot_code/brainfuck_compiled.asm    |   1 +
 boot_code/brainfuck_compiler_v1.asm | 155 ++++++++++++++++------------
 4 files changed, 92 insertions(+), 70 deletions(-)

diff --git a/Makefile b/Makefile
index 02160a3..aa60bb9 100644
--- a/Makefile
+++ b/Makefile
@@ -17,10 +17,10 @@
 #
 
 SYSTEM_VVP=system/system.vvp
-BOOT_CODE=boot_code/brainfuck.txt
+BOOT_CODE=boot_code/brainfuck_mandelbrot.txt
 GTKWSAVE=./gtkwave_savefile.gtkw
 MICROCODE=system/ucode.txt
-BOOTABLES=boot_code/brainfuck_compiled.txt boot_code/brainfuck_mandelbrot.txt ${BOOT_CODE}
+BOOTABLES=boot_code/brainfuck_compiled.txt boot_code/brainfuck.txt ${BOOT_CODE}
 
 NO_ASM=1
 include common.mk
diff --git a/boot_code/Makefile b/boot_code/Makefile
index 7cebfb1..3fdd14b 100644
--- a/boot_code/Makefile
+++ b/boot_code/Makefile
@@ -8,8 +8,8 @@ BUILD_FILES+=$(subst .asm,.bin,${SOURCE})
 all: ${BINARIES}
 
 brainfuck.bin: brainfuck_interpreter_v0.asm
-brainfuck_mandelbrot.bin: brainfuck_interpreter_v0.asm
 brainfuck_compiled.bin: brainfuck_compiler_v1.asm
+brainfuck_mandelbrot.bin: brainfuck_compiler_v1.asm
 
 NO_ASM=0
 include ../common.mk
diff --git a/boot_code/brainfuck_compiled.asm b/boot_code/brainfuck_compiled.asm
index d4428b2..dadda72 100644
--- a/boot_code/brainfuck_compiled.asm
+++ b/boot_code/brainfuck_compiled.asm
@@ -5,3 +5,4 @@ prog:
 .ASCII '+++++++.---.--.<<.>---------------------.>+++++.-----------------.++++++++.+++++.--------.+++++++++++++++.---------------'
 .ASCII '---.++++++++.<<<.>>>------------------.++++++++++++++++++++++.++++++.---.+.<<.>>+.--.+++.---------.+++++++++++++.<<++++++'
 .ASCII '++++++.------------.>----------.--------.++++++++.--.<<.'
+output_program:
diff --git a/boot_code/brainfuck_compiler_v1.asm b/boot_code/brainfuck_compiler_v1.asm
index 250beca..717cc56 100644
--- a/boot_code/brainfuck_compiler_v1.asm
+++ b/boot_code/brainfuck_compiler_v1.asm
@@ -20,12 +20,21 @@
 mov sp,#STACK
 mov bx,#bootup_msg
 mov ah,#0x02
-bootup_print:
+print1:
 mov dl,[bx]
 int #0x21
 inc bx
 cmp dl,#0x0A
-jne bootup_print
+jne print1
+
+mov bx,#compiling
+mov ah,#0x02
+print2:
+mov dl,[bx]
+int #0x21
+inc bx
+cmp dl,#0
+jne print2
 
 MOV SI,#prog
 MOV DI,#output_program
@@ -33,21 +42,6 @@ MOV DI,#output_program
 MOV CX,#0
 JMP COMPILE ; Moving some functions above the main switch to make shot jumps work
 
-;;;;;;;;;   .   ;;;;;;;;;
-WAS_PRINT:
-CALL FLUSH_MOVES
-CALL FLUSH_WRITES
-
-MOV AX,#0x02B4 ; mov $0x2,%ah
-STOSW
-
-MOV AX,#0x178A ; mov (%bx),%dl
-STOSW
-
-MOV AX,#0x21CD ; int $0x21
-STOSW
-
-JMP COMPILE
 
 ;;;;;;;;;   ]   ;;;;;;;;;
 WAS_PR:
@@ -80,55 +74,6 @@ MOV [BX],DI
 
 JMP COMPILE
 
-;;;;;;;;;;;  ACTUAL START  ;;;;;;;;;;;;;;;
-COMPILE:
-MOV AL,[SI]
-INC SI
-CMP AL,#'+
-JZ WAS_PLUS
-CMP AL,#'-
-JZ WAS_MINUS
-CMP AL,#'>
-JZ WAS_MR
-CMP AL,#'<
-JZ WAS_ML
-CMP AL,#'[
-JZ WAS_PL
-CMP AL,#']
-JZ WAS_PR
-CMP AL,#'.
-JZ WAS_PRINT
-
-MOV AL,#0xF4 ; hlt
-MOV [DI],AL
-MOV BX,#DATA
-MOV AX,#output_program
-JMP AX
-
-;;;;;;;;;   +   ;;;;;;;;;
-WAS_PLUS:
-CALL FLUSH_MOVES
-INC CL
-JMP COMPILE
-
-;;;;;;;;;   -   ;;;;;;;;;
-WAS_MINUS:
-CALL FLUSH_MOVES
-DEC CL
-JMP COMPILE
-
-;;;;;;;;;   >   ;;;;;;;;;
-WAS_MR:
-CALL FLUSH_WRITES
-INC CH
-JMP COMPILE
-
-;;;;;;;;;   <   ;;;;;;;;;
-WAS_ML:
-CALL FLUSH_WRITES
-DEC CH
-JMP COMPILE
-
 ;;;;;;;;;   [   ;;;;;;;;;
 WAS_PL:
 CALL FLUSH_MOVES
@@ -171,6 +116,80 @@ STOSW
 JMP COMPILE
 
 
+;;;;;;;;;;;  ACTUAL START  ;;;;;;;;;;;;;;;
+COMPILE:
+MOV AL,[SI]
+INC SI
+CMP AL,#'+
+JZ WAS_PLUS
+CMP AL,#'-
+JZ WAS_MINUS
+CMP AL,#'>
+JZ WAS_MR
+CMP AL,#'<
+JZ WAS_ML
+CMP AL,#'[
+JZ WAS_PL
+CMP AL,#']
+JZ WAS_PR
+CMP AL,#'.
+JZ WAS_PRINT
+
+mov bx,#compiled
+mov ah,#0x02
+print3:
+mov dl,[bx]
+int #0x21
+inc bx
+cmp dl,#0x0A
+jne print3
+
+MOV AL,#0xF4 ; hlt
+MOV [DI],AL
+MOV BX,#DATA
+MOV AX,#output_program
+JMP AX
+
+;;;;;;;;;   .   ;;;;;;;;;
+WAS_PRINT:
+CALL FLUSH_MOVES
+CALL FLUSH_WRITES
+
+MOV AX,#0x02B4 ; mov $0x2,%ah
+STOSW
+
+MOV AX,#0x178A ; mov (%bx),%dl
+STOSW
+
+MOV AX,#0x21CD ; int $0x21
+STOSW
+
+JMP COMPILE
+;;;;;;;;;   +   ;;;;;;;;;
+WAS_PLUS:
+CALL FLUSH_MOVES
+INC CL
+JMP COMPILE
+
+;;;;;;;;;   -   ;;;;;;;;;
+WAS_MINUS:
+CALL FLUSH_MOVES
+DEC CL
+JMP COMPILE
+
+;;;;;;;;;   >   ;;;;;;;;;
+WAS_MR:
+CALL FLUSH_WRITES
+INC CH
+JMP COMPILE
+
+;;;;;;;;;   <   ;;;;;;;;;
+WAS_ML:
+CALL FLUSH_WRITES
+DEC CH
+JMP COMPILE
+
+
 
 FLUSH_WRITES:
 CMP CL,#0
@@ -238,7 +257,9 @@ MOVES_FLUSHED:
 MOV CH,#0
 RET
 
-bootup_msg: .ASCII 'Native brainfuck compiler v1\n'
+bootup_msg: .ASCII 'Native 8086 brainfuck compiler v1\n'
+compiling: .ASCII 'Compiling...\0'
+compiled: .ASCII '\rCompiled!   \n'
 DATA: .BLKB 560
  .BLKB 200
 STACK: