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Use 'mov' instead of 'lea' for setting the syscall number in %eax as that

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is clearer about what we are actually doing.

Requested by:	bde
This commit is contained in:
John Baldwin 2001-11-27 20:51:26 +00:00
parent 2e6c92ffce
commit a1d8094b9e
13 changed files with 21 additions and 21 deletions
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4
lib/libc/amd64/SYS.h
View File

@ -47,14 +47,14 @@
.set CNAME(x),CNAME(__CONCAT(__sys_,x)); \
.weak CNAME(__CONCAT(_,x)); \
.set CNAME(__CONCAT(_,x)),CNAME(__CONCAT(__sys_,x)); \
lea __CONCAT(SYS_,x),%eax; KERNCALL; jb 2b
mov __CONCAT($SYS_,x),%eax; KERNCALL; jb 2b
#define RSYSCALL(x) SYSCALL(x); ret
#define PSEUDO(x) ENTRY(__CONCAT(__sys_,x)); \
.weak CNAME(__CONCAT(_,x)); \
.set CNAME(__CONCAT(_,x)),CNAME(__CONCAT(__sys_,x)); \
lea __CONCAT(SYS_,x), %eax; KERNCALL; ret
mov __CONCAT($SYS_,x),%eax; KERNCALL; ret
/* gas messes up offset -- although we don't currently need it, do for BCS */
#define LCALL(x,y) .byte 0x9a ; .long y; .word x

4
lib/libc/amd64/sys/brk.S
View File

@ -58,7 +58,7 @@ ENTRY(brk)
movl (%ecx),%eax
movl %eax,4(%esp)
ok:
lea SYS_break,%eax
mov $SYS_break,%eax
KERNCALL
jb err
movl 4(%esp),%eax
@ -77,7 +77,7 @@ err:
movl HIDENAME(minbrk),%eax
movl %eax,4(%esp)
ok:
lea SYS_break,%eax
mov $SYS_break,%eax
KERNCALL
jb err
movl 4(%esp),%eax

2
lib/libc/amd64/sys/exect.S
View File

@ -43,7 +43,7 @@
#include <machine/psl.h>
ENTRY(exect)
lea SYS_execve,%eax
mov $SYS_execve,%eax
pushf
popl %edx
orl $ PSL_T,%edx

2
lib/libc/amd64/sys/ptrace.S
View File

@ -51,7 +51,7 @@ ENTRY(ptrace)
#else
movl %eax,CNAME(errno)
#endif
lea SYS_ptrace,%eax
mov $SYS_ptrace,%eax
KERNCALL
jb err
ret

4
lib/libc/amd64/sys/sbrk.S
View File

@ -60,7 +60,7 @@ ENTRY(sbrk)
testl %ecx,%ecx
jz back
addl %eax,4(%esp)
lea SYS_break,%eax
mov $SYS_break,%eax
KERNCALL
jb err
PIC_PROLOGUE
@ -81,7 +81,7 @@ err:
testl %ecx,%ecx
jz back
addl %eax,4(%esp)
lea SYS_break,%eax
mov $SYS_break,%eax
KERNCALL
jb err
movl HIDENAME(curbrk),%eax

2
lib/libc/amd64/sys/vfork.S
View File

@ -47,7 +47,7 @@
.set vfork,__sys_vfork
ENTRY(__sys_vfork)
popl %ecx /* my rta into ecx */
lea SYS_vfork,%eax
mov $SYS_vfork,%eax
KERNCALL
jb 1f
jmp *%ecx

4
lib/libc/i386/SYS.h
View File

@ -47,14 +47,14 @@
.set CNAME(x),CNAME(__CONCAT(__sys_,x)); \
.weak CNAME(__CONCAT(_,x)); \
.set CNAME(__CONCAT(_,x)),CNAME(__CONCAT(__sys_,x)); \
lea __CONCAT(SYS_,x),%eax; KERNCALL; jb 2b
mov __CONCAT($SYS_,x),%eax; KERNCALL; jb 2b
#define RSYSCALL(x) SYSCALL(x); ret
#define PSEUDO(x) ENTRY(__CONCAT(__sys_,x)); \
.weak CNAME(__CONCAT(_,x)); \
.set CNAME(__CONCAT(_,x)),CNAME(__CONCAT(__sys_,x)); \
lea __CONCAT(SYS_,x), %eax; KERNCALL; ret
mov __CONCAT($SYS_,x),%eax; KERNCALL; ret
/* gas messes up offset -- although we don't currently need it, do for BCS */
#define LCALL(x,y) .byte 0x9a ; .long y; .word x

6
lib/libc/i386/gen/rfork_thread.S
View File

@ -65,7 +65,7 @@ ENTRY(rfork_thread)
*/
pushl 8(%ebp)
pushl $0
leal SYS_rfork, %eax
movl $SYS_rfork, %eax
KERNCALL
jb 2f
@ -98,9 +98,9 @@ ENTRY(rfork_thread)
pushl %eax
pushl $0
#ifdef SYS_exit
leal SYS_exit, %eax
movl $SYS_exit, %eax
#else
leal SYS_sys_exit, %eax
movl $SYS_sys_exit, %eax
#endif
KERNCALL

2
lib/libc/i386/sys/Ovfork.S
View File

@ -47,7 +47,7 @@
.set vfork,__sys_vfork
ENTRY(__sys_vfork)
popl %ecx /* my rta into ecx */
lea SYS_vfork,%eax
mov $SYS_vfork,%eax
KERNCALL
jb 1f
jmp *%ecx

4
lib/libc/i386/sys/brk.S
View File

@ -58,7 +58,7 @@ ENTRY(brk)
movl (%ecx),%eax
movl %eax,4(%esp)
ok:
lea SYS_break,%eax
mov $SYS_break,%eax
KERNCALL
jb err
movl 4(%esp),%eax
@ -77,7 +77,7 @@ err:
movl HIDENAME(minbrk),%eax
movl %eax,4(%esp)
ok:
lea SYS_break,%eax
mov $SYS_break,%eax
KERNCALL
jb err
movl 4(%esp),%eax

2
lib/libc/i386/sys/exect.S
View File

@ -43,7 +43,7 @@
#include <machine/psl.h>
ENTRY(exect)
lea SYS_execve,%eax
mov $SYS_execve,%eax
pushf
popl %edx
orl $ PSL_T,%edx

2
lib/libc/i386/sys/ptrace.S
View File

@ -51,7 +51,7 @@ ENTRY(ptrace)
#else
movl %eax,CNAME(errno)
#endif
lea SYS_ptrace,%eax
mov $SYS_ptrace,%eax
KERNCALL
jb err
ret

4
lib/libc/i386/sys/sbrk.S
View File

@ -60,7 +60,7 @@ ENTRY(sbrk)
testl %ecx,%ecx
jz back
addl %eax,4(%esp)
lea SYS_break,%eax
mov $SYS_break,%eax
KERNCALL
jb err
PIC_PROLOGUE
@ -81,7 +81,7 @@ err:
testl %ecx,%ecx
jz back
addl %eax,4(%esp)
lea SYS_break,%eax
mov $SYS_break,%eax
KERNCALL
jb err
movl HIDENAME(curbrk),%eax