feat: test sans --fomit-frame-pointer, travail sur sysexit
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e87aedb02e
commit
9041832823
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@ -9,7 +9,9 @@
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static inline long syscall(long syscall) {
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long ret;
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asm volatile (
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"mov %%esp,%%ecx;\
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"pushl %%ecx;\
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pushl %%edx;\
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mov %%esp,%%ecx;\
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mov $1f,%%edx;\
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sysenter;\
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1:" : "=a" (ret) : "a" (syscall): "ecx","edx","memory");
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@ -19,7 +21,9 @@ return ret;
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static inline long syscall1(long syscall, long arg1) {
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long ret;
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asm volatile (
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"mov %%esp,%%ecx;\
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"pushl %%ecx;\
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pushl %%edx;\
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mov %%esp,%%ecx;\
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mov $1f,%%edx;\
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sysenter;\
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1:" : "=a" (ret) : "a" (syscall), "b" (arg1) : "ecx","edx","memory");
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@ -29,7 +33,9 @@ return ret;
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static inline long syscall2(long syscall, long arg1, long arg2) {
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long ret;
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asm volatile (
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"mov %%esp,%%ecx;\
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"pushl %%ecx;\
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pushl %%edx;\
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mov %%esp,%%ecx;\
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mov $1f,%%edx;\
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sysenter;\
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1:" : "=a" (ret) : "a" (syscall), "b" (arg1), "S" (arg2) : "ecx","edx","memory");
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@ -39,41 +45,15 @@ return ret;
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static inline long syscall3(long syscall, long arg1, long arg2, long arg3) {
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long ret;
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asm volatile (
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"mov %%esp,%%ecx;\
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"pushl %%ecx;\
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pushl %%edx;\
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mov %%esp,%%ecx;\
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mov $1f,%%edx;\
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sysenter;\
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1:" : "=a" (ret) : "a" (syscall), "b" (arg1), "S" (arg2), "D" (arg3) : "ecx","edx","memory");
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return ret;
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}
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/*static inline long syscall4(long syscall, long arg1, long arg2, long arg3, long arg4) {
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long ret;
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asm volatile ("mov %%esp,%%ecx;
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"mov $1f,%%edx;
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"sysenter;
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1:" : "=a" (ret) : "a" (syscall), "b" (arg1), "c" (arg2),
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"d" (arg3), "S" (arg4) : “memory”);
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return ret;
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}
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static inline long syscall5(long syscall, long arg1, long arg2, long arg3, long arg4, long arg5) {
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long ret;
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asm volatile ("mov %%esp,%%ecx;
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"mov $1f,%%edx;
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"sysenter;
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1:" : "=a" (ret) : "a" (syscall), "b" (arg1), "c" (arg2),
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"d" (arg3), "S" (arg4), "D" (arg5) : “memory”);
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return ret;
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}
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static inline long syscall6(long syscall, long arg1, long arg2, long arg3, long arg4, long arg5, long arg6) {
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long ret;
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asm volatile ("mov %%esp,%%ecx;
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"mov $1f,%%edx;
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"sysenter;
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1:" : "=a" (ret) : "a" (syscall), "b" (arg1), "c" (arg2),
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"d" (arg3), "S" (arg4), "D", (arg5), "d" (arg6) : “memory”);
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return ret;
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}*/
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/* Vers 6 arguments maximum */
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void initsyscall(void);
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void sysenter_handler(void);
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@ -1,4 +1,4 @@
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CC=gcc -O0 -g -nostdinc -ffreestanding -fno-builtin -fomit-frame-pointer -Wall -w -m32 -F pe-i386 -I ../include
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CC=gcc -O0 -g -nostdinc -ffreestanding -fno-builtin -Wall -w -m32 -F pe-i386 -I ../include
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LINK=ld -m elf_i386 -r -o
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SRCS= $(wildcard *.c)
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OBJS= $(SRCS:.c=.o)
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@ -1,4 +1,4 @@
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GCC=gcc -O0 -g -nostdinc -ffreestanding -fno-builtin -fomit-frame-pointer -Wall -w -I ../include -m32 -c -o
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GCC=gcc -O0 -g -nostdinc -ffreestanding -fno-builtin -Wall -w -I ../include -m32 -c -o
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ASM=nasm
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LINK=ld -m elf_i386 -T linker.lds -n -o
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