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🔧 统一Makefile中的编译选项

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This commit is contained in:
fslongjin 2022-02-22 21:45:51 +08:00
parent ea4981df4d
commit 59b4e6f635
1 changed files with 16 additions and 12 deletions
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28
kernel/Makefile
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@ -6,8 +6,12 @@ GARBAGE := $(foreach DIR,$(DIRS),$(addprefix $(DIR)/,$(GARBAGE_PATTERNS)))
DIR_LIB=lib
lib_patterns := *.a
LIB_FILES := $(foreach DIR,$(DIR_LIB),$(addprefix $(DIR)/,$(lib_patterns)))
CFLAGS := -mcmodel=large -fno-builtin -m64
ASFLAGS := --64
all: kernel
objcopy -I elf64-x86-64 -S -R ".comment" -O elf64-x86-64 kernel ../bin/kernel/kernel.elf
objcopy -I elf64-x86-64 -S -R ".comment" -R ".eh_frame" -O elf64-x86-64 kernel ../bin/kernel/kernel.elf
# cp kernel ../bin/kernel/kernel.elf
@ -17,43 +21,43 @@ kernel: head.o entry.o main.o printk.o trap.o mm.o irq.o 8259A.o process.o sysca
head.o: head.S
gcc -E head.S > head.s # 预处理
as --64 -o head.o head.s
as $(ASFLAGS) -o head.o head.s
#gcc -mcmodel=large -fno-builtin -m64 -c head.S -o head.o
entry.o: exception/entry.S
gcc -E exception/entry.S > exception/entry.s
as --64 -o exception/entry.o exception/entry.s
as $(ASFLAGS) -o exception/entry.o exception/entry.s
main.o: main.c
# -fno-builtin: 不使用C语言内建函数
# The -m64 option sets int to 32bits and long and pointer to 64 bits and generates code for AMD’s x86-64 architecture.
gcc -mcmodel=large -fno-builtin -m64 -c main.c -o main.o
gcc $(CFLAGS) -c main.c -o main.o
printk.o: common/printk.c
gcc -mcmodel=large -fno-builtin -m64 -c common/printk.c -o common/printk.o
gcc $(CFLAGS) -c common/printk.c -o common/printk.o
trap.o: exception/trap.c
gcc -mcmodel=large -fno-builtin -m64 -c exception/trap.c -o exception/trap.o
gcc $(CFLAGS) -c exception/trap.c -o exception/trap.o
irq.o: exception/irq.c
gcc -mcmodel=large -fno-builtin -m64 -c exception/irq.c -o exception/irq.o
gcc $(CFLAGS) -c exception/irq.c -o exception/irq.o
8259A.o: exception/8259A.c
gcc -mcmodel=large -fno-builtin -m64 -c exception/8259A.c -o exception/8259A.o
gcc $(CFLAGS) -c exception/8259A.c -o exception/8259A.o
mm.o: mm/mm.c
gcc -mcmodel=large -fno-builtin -m64 -c mm/mm.c -o mm/mm.o
gcc $(CFLAGS) -c mm/mm.c -o mm/mm.o
process.o: process/process.c
gcc -mcmodel=large -fno-builtin -m64 -c process/process.c -o process/process.o
gcc $(CFLAGS) -c process/process.c -o process/process.o
syscall.o: syscall/syscall.c
gcc -mcmodel=large -fno-builtin -m64 -c syscall/syscall.c -o syscall/syscall.o
gcc $(CFLAGS) -c syscall/syscall.c -o syscall/syscall.o
multiboot2.o: driver/multiboot2/multiboot2.c
gcc -mcmodel=large -fno-builtin -m64 -c driver/multiboot2/multiboot2.c -o driver/multiboot2/multiboot2.o
gcc $(CFLAGS) -c driver/multiboot2/multiboot2.c -o driver/multiboot2/multiboot2.o
clean:
rm -rf $(GARBAGE)