Fix MacOS Support (makeopensource#45)

* apple silicon

* fix objcopy

* Fix

theoretical fix, pls check

Makefile

@@ -2,9 +2,9 @@ PLATFORM := $(shell uname)
 DEBUG ?= false # lowers optimization levels and increases command verbosity
 
 ifeq ($(PLATFORM), Darwin) 
-CC := i386-elf-gcc
-LD := i386-elf-ld
-OBJCOPY := gobjcopy
+CC := x86_64-elf-gcc
+LD := x86_64-elf-ld
+OBJCOPY := x86_64-elf-objcopy
 else
 CC := gcc
 LD := ld
@@ -30,7 +30,9 @@ export DEBUG_CFLAGS
 export DEBUG_NASM_FLAGS
 export DEBUG_QEMU_FLAGS
 
-export CFLAGS := -Wall -Werror $(DEBUG_CFLAGS) -Wl,--oformat=binary -no-pie -m32 -s -falign-functions=4 -ffreestanding -fno-asynchronous-unwind-tables
+export CFLAGS := -Wall -Werror $(DEBUG_CFLAGS) -Wl,--oformat=binary -no-pie -m32 -mno-mmx -mno-sse -mno-sse2 -mno-sse3 \
+					-s -falign-functions=4 -ffreestanding -fno-asynchronous-unwind-tables
+
 export LFLAGS := -melf_i386 --build-id=none
 
 ASM_BOOT_SECT_SOURCE := ./src/boot/boot_sect.asm

README.md

@@ -40,8 +40,7 @@ For contributing _fork_ this repository and then make your changes in the form o
 Use homebrew to install the dependencies using these commands:
 
 ```shell
-brew link --overwrite i386-elf-binutils
-brew install i386-elf-binutils i386-elf-gcc nasm binutils qemu
+brew install x86_64-elf-binutils x86_64-elf-gcc nasm binutils qemu
 ```
 
 If you are on Apple Silicon, you will need to use Rosetta along with installing x86_64 libraries. This can be done by prefixing the previous commands with `arch -x86_64`.
@@ -56,6 +55,11 @@ You will need to ensure that these programs are on your PATH or `make` will not
 
 * run `make qemu` in the root directory of the project
 
+### Debugging
+
+* run `make qemu-gdb` in the root directory of the project
+* run `make qemu-gdb-boot` in the root directory for debugging the bootloader
+
 ### Running in DEBUG mode
 
 * run `make qemu DEBUG=true` in the root directory of the project