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Use the base and stack registers in the loader too

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This commit is contained in:
Pierre Pronchery 2019-04-24 00:45:30 +02:00
parent 5c97f4f2e5
commit adb81dc00d
1 changed files with 13 additions and 4 deletions
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17
src/arch/i386/loader.S
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@ -77,6 +77,9 @@ _start:
add $0x4, %esp add $0x4, %esp
/* start the loader */ /* start the loader */
push %ebp
mov %esp, %ebp
push $0x0 push $0x0
push $0x0 push $0x0
mov %ebx, %eax mov %ebx, %eax
@ -84,19 +87,25 @@ _start:
push %eax push %eax
push $0x1 push $0x1
call main call main
add $0x10, %esp mov %ebp, %esp
pop %ebp
jmp 2f jmp 2f
1: 1:
/* start the loader */ /* prepare the arguments */
push %ebp
mov %esp, %ebp
push $0x0 push $0x0
push $0x0 push $0x0
push $0x0 push $0x0
push $0x0 push $0x0
call main
add $0x10, %esp
2: 2:
/* start the loader */
call main
mov %ebp, %esp
pop %ebp
/* exit the loader */ /* exit the loader */
call _exit call _exit