diff options
| author | Greg McGary <greg@mcgary.org> | 2000-08-17 07:36:19 +0000 |
|---|---|---|
| committer | Greg McGary <greg@mcgary.org> | 2000-08-17 07:36:19 +0000 |
| commit | 9e25f6e29bd6728ad4012e3c4c9b11a96b7a4acf (patch) | |
| tree | a04dbc79fe333384feb84bd24a39f4e58631f01d /sysdeps/unix/sysv/linux/i386/mmap64.S | |
| parent | 9a81430bf923de1145cbf52d5f1efe0bdce68e5b (diff) | |
* sysdeps/i386/fpu/s_frexp.S: Check bounds.
Wrap extern symbols in BP_SYM ().
* sysdeps/i386/fpu/s_frexpf.S: Likewise.
* sysdeps/i386/fpu/s_frexpl.S: Likewise.
* sysdeps/i386/fpu/s_remquo.S: Likewise.
* sysdeps/i386/fpu/s_remquof.S: Likewise.
* sysdeps/i386/fpu/s_remquol.S: Likewise.
* sysdeps/i386/fpu/s_sincos.S: Likewise.
* sysdeps/i386/fpu/s_sincosf.S: Likewise.
* sysdeps/i386/fpu/s_sincosl.S: Likewise.
* sysdeps/unix/sysv/linux/i386/clone.S: Likewise.
* sysdeps/unix/sysv/linux/i386/mmap64.S: Likewise.
Diffstat (limited to 'sysdeps/unix/sysv/linux/i386/mmap64.S')
| -rw-r--r-- | sysdeps/unix/sysv/linux/i386/mmap64.S | 37 |
1 files changed, 24 insertions, 13 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/mmap64.S b/sysdeps/unix/sysv/linux/i386/mmap64.S index 3228420665..349d3501c6 100644 --- a/sysdeps/unix/sysv/linux/i386/mmap64.S +++ b/sysdeps/unix/sysv/linux/i386/mmap64.S @@ -17,15 +17,26 @@ Boston, MA 02111-1307, USA. */ #include <sysdep.h> +#include <bp-sym.h> +#include <bp-asm.h> #include "kernel-features.h" #define EINVAL 22 #define ENOSYS 38 - .text +#define SVRSP 16 /* saved register space */ +#define PARMS LINKAGE+SVRSP /* space for 4 saved regs */ +#define ADDR PARMS +#define LEN ADDR+PTR_SIZE +#define PROT LEN+4 +#define FLAGS PROT+4 +#define FD FLAGS+4 +#define OFFLO FD+4 +#define OFFHI OFFLO+4 -ENTRY (__mmap64) + .text +ENTRY (BP_SYM (__mmap64)) #ifdef __NR_mmap2 @@ -35,8 +46,8 @@ ENTRY (__mmap64) pushl %esi pushl %edi - movl 40(%esp), %edx - movl 44(%esp), %ecx + movl OFFLO(%esp), %edx + movl OFFHI(%esp), %ecx testl $0x3ff, %edx jne L(einval) shrdl $12, %ecx, %edx /* mmap2 takes the offset in pages. */ @@ -44,11 +55,11 @@ ENTRY (__mmap64) jne L(einval) movl %edx, %ebp - movl 20(%esp), %ebx - movl 24(%esp), %ecx - movl 28(%esp), %edx - movl 32(%esp), %esi - movl 36(%esp), %edi + movl ADDR(%esp), %ebx + movl LEN(%esp), %ecx + movl PROT(%esp), %edx + movl FLAGS(%esp), %esi + movl FD(%esp), %edi movl $SYS_ify(mmap2), %eax /* System call number in %eax. */ @@ -91,12 +102,12 @@ L(einval): /* Save registers. */ movl %ebx, %edx - cmpl $0, 28(%esp) + cmpl $0, OFFHI-SVRSP(%esp) jne L(einval2) movl $SYS_ify(mmap), %eax /* System call number in %eax. */ - lea 4(%esp), %ebx /* Address of args is 1st arg. */ + lea ADDR-SVRSP(%esp), %ebx /* Address of args is 1st arg. */ /* Do the system call trap. */ int $0x80 @@ -120,6 +131,6 @@ L(einval2): jmp SYSCALL_ERROR_LABEL #endif -PSEUDO_END (__mmap64) +PSEUDO_END (BP_SYM (__mmap64)) -weak_alias (__mmap64, mmap64) +weak_alias (BP_SYM (__mmap64), BP_SYM (mmap64)) |