diff options
| -rw-r--r-- | ChangeLog | 10 | ||||
| -rw-r--r-- | sysdeps/s390/s390-32/elf/start.S | 9 | ||||
| -rw-r--r-- | sysdeps/s390/s390-64/elf/start.S | 6 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/s390/s390-32/syscall.S | 9 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/s390/s390-64/syscall.S | 9 |
5 files changed, 29 insertions, 14 deletions
diff --git a/ChangeLog b/ChangeLog index f8d4076571..e5c6f6e6a1 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,13 @@ +2006-05-05 Martin Schwidefsky <schwidefsky@de.ibm.com> + + * sysdeps/s390/s390-32/elf/start.S: Replace pc relative relocation + by a GOT relocation to make Scrt1.o position independent. + * sysdeps/s390/s390-64/elf/start.S: Likewise. + + * sysdeps/unix/sysv/linux/s390/s390-32/syscall.S: Add support for + six system call parameters. + * sysdeps/unix/sysv/linux/s390/s390-64/syscall.S: Likewise. + 2006-05-05 Ulrich Drepper <drepper@redhat.com> * sunrpc/svcauth_des.c (cache_init): Use calloc instead of diff --git a/sysdeps/s390/s390-32/elf/start.S b/sysdeps/s390/s390-32/elf/start.S index a09acb5d89..f7290106ce 100644 --- a/sysdeps/s390/s390-32/elf/start.S +++ b/sysdeps/s390/s390-32/elf/start.S @@ -1,5 +1,6 @@ /* Startup code compliant to the ELF s390 ABI. - Copyright (C) 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 2000, 2001, 2002, 2003, 2004, 2006 + Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). This file is part of the GNU C Library. @@ -88,9 +89,9 @@ _start: l %r12,.L5-.Llit(%r13) # load .got pointer la %r6,0(%r13,%r6) la %r5,0(%r13,%r5) - la %r2,0(%r13,%r2) - la %r1,0(%r13,%r1) la %r12,0(%r13,%r12) + l %r2,0(%r12,%r2) + la %r1,0(%r13,%r1) #endif /* ok, now branch to the libc main routine */ @@ -108,7 +109,7 @@ _start: #else .L1: .long __libc_csu_init-.Llit .L2: .long __libc_csu_fini-.Llit -.L3: .long main-.Llit +.L3: .long main@GOT .L4: .long __libc_start_main@plt-.Llit .L5: .long _GLOBAL_OFFSET_TABLE_-.Llit #endif diff --git a/sysdeps/s390/s390-64/elf/start.S b/sysdeps/s390/s390-64/elf/start.S index e5013d0057..c4cb34d02c 100644 --- a/sysdeps/s390/s390-64/elf/start.S +++ b/sysdeps/s390/s390-64/elf/start.S @@ -1,5 +1,5 @@ /* Startup code compliant to the 64 bit S/390 ELF ABI. - Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 2001, 2002, 2003, 2004, 2006 Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). This file is part of the GNU C Library. @@ -78,12 +78,14 @@ _start: la %r7,160(%r15) larl %r6,__libc_csu_fini # load pointer to __libc_csu_fini larl %r5,__libc_csu_init # load pointer to __libc_csu_init - larl %r2,main # load pointer to main /* Ok, now branch to the libc main routine. */ #ifdef PIC + larl %r2,main@GOTENT # load pointer to main + lg %r2,0(%r2) brasl %r14,__libc_start_main@plt #else + larl %r2,main # load pointer to main brasl %r14,__libc_start_main #endif diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/syscall.S b/sysdeps/unix/sysv/linux/s390/s390-32/syscall.S index d1ce925ac3..b7e1736891 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-32/syscall.S +++ b/sysdeps/unix/sysv/linux/s390/s390-32/syscall.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2000, 2001 Free Software Foundation, Inc. +/* Copyright (C) 2000, 2001, 2006 Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). This file is part of the GNU C Library. @@ -48,13 +48,14 @@ ENTRY (syscall) lr %r4,%r5 /* third parameter */ lr %r5,%r6 /* fourth parameter */ l %r6,192(%r15) /* fifth parameter */ + l %r7,196(%r15) /* sixth parameter */ - basr %r7,0 -0: cl %r1,4f-0b(%r7) /* svc number < 256? */ + basr %r8,0 +0: cl %r1,4f-0b(%r8) /* svc number < 256? */ jl 2f 1: svc 0 j 3f -2: ex %r1,1b-0b(%r7) /* lsb of R1 is subsituted as SVC number */ +2: ex %r1,1b-0b(%r8) /* lsb of R1 is subsituted as SVC number */ 3: l %r15,0(%r15) /* load back chain */ cfi_adjust_cfa_offset (-96) lm %r6,15,24(%r15) /* load registers */ diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/syscall.S b/sysdeps/unix/sysv/linux/s390/s390-64/syscall.S index 4caeaeaf50..31b55d73f2 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-64/syscall.S +++ b/sysdeps/unix/sysv/linux/s390/s390-64/syscall.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2001 Free Software Foundation, Inc. +/* Copyright (C) 2001, 2006 Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). This file is part of the GNU C Library. @@ -48,13 +48,14 @@ ENTRY (syscall) lgr %r4,%r5 /* Third parameter. */ lgr %r5,%r6 /* Fourth parameter. */ lg %r6,320(%r15) /* Fifth parameter. */ + lg %r7,328(%r15) /* Sixth parameter. */ - basr %r7,0 -0: clg %r1,4f-0b(%r7) /* svc number < 256? */ + basr %r8,0 +0: clg %r1,4f-0b(%r8) /* svc number < 256? */ jl 2f 1: svc 0 j 3f -2: ex %r1,1b-0b(%r7) /* lsb of R1 is subsituted as SVC number */ +2: ex %r1,1b-0b(%r8) /* lsb of R1 is subsituted as SVC number */ 3: lg %r15,0(%r15) /* load back chain */ cfi_adjust_cfa_offset (-160) lmg %r6,15,48(%r15) /* Load registers. */ |