mirror of
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* configure.in (ASM_ALPHA_NG_SYMBOL_PREFIX): Remove test.
* configure: Regenerated. * config.h.in (ASM_ALPHA_NG_SYMBOL_PREFIX): Remove #undef. * sysdeps/alpha/dl-machine.h (TRAMPOLINE_TEMPLATE): Use !samegp. (RTLD_START): Likewise. Access _dl_skip_args, _rtld_local, and _dl_fini via gp-relative relocations. * sysdeps/alpha/fpu/e_sqrt.c: Use !samegp. * elf/tls-macros.h: Add alpha versions. * sysdeps/alpha/dl-machine.h (elf_machine_rela): Handle TLS relocs. * sysdeps/unix/alpha/sysdep.S: Support USE___THREAD. * sysdeps/unix/alpha/sysdep.h: Likewise. Add SYSCALL_ERROR_HANDLER. * sysdeps/unix/sysv/linux/alpha/brk.S: Use it. * sysdeps/unix/sysv/linux/alpha/clone.S: Likewise. * sysdeps/unix/sysv/linux/alpha/getitimer.S: Likewise. * sysdeps/unix/sysv/linux/alpha/getrusage.S: Likewise. * sysdeps/unix/sysv/linux/alpha/gettimeofday.S: Likewise. * sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S: Likewise. * sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S: Likewise. * sysdeps/unix/sysv/linux/alpha/rt_sigaction.S: Likewise. * sysdeps/unix/sysv/linux/alpha/select.S: Likewise. * sysdeps/unix/sysv/linux/alpha/setitimer.S: Likewise. * sysdeps/unix/sysv/linux/alpha/settimeofday.S: Likewise. * sysdeps/unix/sysv/linux/alpha/sigsuspend.S: Likewise. * sysdeps/unix/sysv/linux/alpha/syscall.S: Likewise. * sysdeps/unix/sysv/linux/alpha/utimes.S: Likewise. * sysdeps/unix/sysv/linux/alpha/wait4.S: Likewise. * sysdeps/unix/sysv/linux/alpha/sysdep.h: Re-include protect. Kill argument registers across the inline syscall. * sysdeps/unix/sysv/linux/alpha/clone.S: Add user_tid and tls args. * linuxthreads/sysdeps/alpha/tls.h: New file. * sysdeps/alpha/dl-tls.h: New file.
This commit is contained in:
Roland McGrath
parent
dfe4c900cb
commit
c6481412ff
38
ChangeLog
38
ChangeLog
@ -1,3 +1,41 @@
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2002-11-07 Richard Henderson <rth@redhat.com>
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* configure.in (ASM_ALPHA_NG_SYMBOL_PREFIX): Remove test.
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* configure: Regenerated.
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* config.h.in (ASM_ALPHA_NG_SYMBOL_PREFIX): Remove #undef.
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* sysdeps/alpha/dl-machine.h (TRAMPOLINE_TEMPLATE): Use !samegp.
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(RTLD_START): Likewise. Access _dl_skip_args, _rtld_local, and
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_dl_fini via gp-relative relocations.
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* sysdeps/alpha/fpu/e_sqrt.c: Use !samegp.
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* elf/tls-macros.h: Add alpha versions.
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* sysdeps/alpha/dl-machine.h (elf_machine_rela): Handle TLS relocs.
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* sysdeps/unix/alpha/sysdep.S: Support USE___THREAD.
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* sysdeps/unix/alpha/sysdep.h: Likewise. Add SYSCALL_ERROR_HANDLER.
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* sysdeps/unix/sysv/linux/alpha/brk.S: Use it.
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* sysdeps/unix/sysv/linux/alpha/clone.S: Likewise.
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* sysdeps/unix/sysv/linux/alpha/getitimer.S: Likewise.
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* sysdeps/unix/sysv/linux/alpha/getrusage.S: Likewise.
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* sysdeps/unix/sysv/linux/alpha/gettimeofday.S: Likewise.
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* sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S: Likewise.
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* sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S: Likewise.
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* sysdeps/unix/sysv/linux/alpha/rt_sigaction.S: Likewise.
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* sysdeps/unix/sysv/linux/alpha/select.S: Likewise.
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* sysdeps/unix/sysv/linux/alpha/setitimer.S: Likewise.
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* sysdeps/unix/sysv/linux/alpha/settimeofday.S: Likewise.
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* sysdeps/unix/sysv/linux/alpha/sigsuspend.S: Likewise.
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* sysdeps/unix/sysv/linux/alpha/syscall.S: Likewise.
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* sysdeps/unix/sysv/linux/alpha/utimes.S: Likewise.
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* sysdeps/unix/sysv/linux/alpha/wait4.S: Likewise.
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* sysdeps/unix/sysv/linux/alpha/sysdep.h: Re-include protect.
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Kill argument registers across the inline syscall.
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* sysdeps/unix/sysv/linux/alpha/clone.S: Add user_tid and tls args.
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* linuxthreads/sysdeps/alpha/tls.h: New file.
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* sysdeps/alpha/dl-tls.h: New file.
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2002-10-29 David Mosberger <davidm@hpl.hp.com>
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* sysdeps/ia64/elf/initfini.c [HAVE_INITFINI_ARRAY]
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@ -73,9 +73,6 @@
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directive. */
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#undef HAVE_ASM_POPSECTION_DIRECTIVE
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/* Define to the prefix Alpha/ELF GCC emits before ..ng symbols. */
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#undef ASM_ALPHA_NG_SYMBOL_PREFIX
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/* Define if versioning of the library is wanted. */
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#undef DO_VERSIONING
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43
configure
vendored
43
configure
vendored
@ -5205,43 +5205,6 @@ if test $libc_cv_gcc_exceptions = yes; then
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exceptions=-fexceptions
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fi
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if test "$base_machine" = alpha ; then
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echo "$as_me:$LINENO: checking for function ..ng prefix" >&5
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echo $ECHO_N "checking for function ..ng prefix... $ECHO_C" >&6
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if test "${libc_cv_gcc_alpha_ng_prefix+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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cat > conftest.c <<\EOF
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foo () { }
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EOF
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if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "\$foo..ng" > /dev/null'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; };
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then
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libc_cv_gcc_alpha_ng_prefix=yes
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else
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libc_cv_gcc_alpha_ng_prefix=no
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fi
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rm -f conftest*
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fi
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echo "$as_me:$LINENO: result: $libc_cv_gcc_alpha_ng_prefix" >&5
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echo "${ECHO_T}$libc_cv_gcc_alpha_ng_prefix" >&6
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if test $libc_cv_gcc_alpha_ng_prefix = yes ; then
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cat >>confdefs.h <<\_ACEOF
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#define ASM_ALPHA_NG_SYMBOL_PREFIX "$"
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_ACEOF
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else
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cat >>confdefs.h <<\_ACEOF
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#define ASM_ALPHA_NG_SYMBOL_PREFIX ""
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_ACEOF
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fi
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fi
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if test "$host_cpu" = powerpc ; then
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# Check for a bug present in at least versions 2.8.x of GCC
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# and versions 1.0.x of EGCS.
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@ -5298,7 +5261,7 @@ if test "${libc_cv_gcc_dwarf2_unwind_info+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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cat > conftest.c <<EOF
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#line 5301 "configure"
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#line 5264 "configure"
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static char *__EH_FRAME_BEGIN__;
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_start ()
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{
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@ -5397,7 +5360,7 @@ if test "${libc_cv_gcc_builtin_expect+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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cat > conftest.c <<EOF
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#line 5400 "configure"
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#line 5363 "configure"
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int foo (int a)
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{
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a = __builtin_expect (a, 10);
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@ -5465,7 +5428,7 @@ if test "${libc_cv_gcc_subtract_local_labels+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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cat > conftest.c <<EOF
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#line 5468 "configure"
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#line 5431 "configure"
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int foo (int a)
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{
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static const int ar[] = { &&l1 - &&l1, &&l2 - &&l1 };
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20
configure.in
20
configure.in
@ -1496,26 +1496,6 @@ if test $libc_cv_gcc_exceptions = yes; then
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fi
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AC_SUBST(exceptions)dnl
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if test "$base_machine" = alpha ; then
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AC_CACHE_CHECK(for function ..ng prefix, libc_cv_gcc_alpha_ng_prefix, [dnl
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cat > conftest.c <<\EOF
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foo () { }
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EOF
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dnl
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if AC_TRY_COMMAND([${CC-cc} -S conftest.c -o - | fgrep "\$foo..ng" > /dev/null]);
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then
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libc_cv_gcc_alpha_ng_prefix=yes
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else
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libc_cv_gcc_alpha_ng_prefix=no
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fi
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rm -f conftest* ])
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if test $libc_cv_gcc_alpha_ng_prefix = yes ; then
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AC_DEFINE(ASM_ALPHA_NG_SYMBOL_PREFIX, "$")
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else
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AC_DEFINE(ASM_ALPHA_NG_SYMBOL_PREFIX, "")
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fi
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fi
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if test "$host_cpu" = powerpc ; then
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# Check for a bug present in at least versions 2.8.x of GCC
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# and versions 1.0.x of EGCS.
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@ -211,6 +211,33 @@
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"r12", "pr", "t"); \
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__l; })
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#elif defined __alpha__
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register void *__gp __asm__("$29");
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# define TLS_LE(x) \
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({ int *__l; \
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asm ("call_pal 158\n\tlda $0," #x "($0)\t\t!tprel" : "=v"(__l)); \
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__l; })
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# define TLS_IE(x) \
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({ char *__tp; unsigned long __o; \
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asm ("call_pal 158\n\tldq %1," #x "($gp)\t\t!gottprel" \
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: "=v"(__tp), "=r"(__o) : "r"(__gp)); \
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(int *)(__tp + __o); })
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# define TLS_LD(x) \
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({ extern void *__tls_get_addr(void *); int *__l; void *__i; \
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asm ("lda %0," #x "($gp)\t\t!tlsldm" : "=r" (__i) : "r"(__gp)); \
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__i = __tls_get_addr(__i); \
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asm ("lda %0, " #x "(%1)\t\t!dtprel" : "=r"(__l) : "r"(__i)); \
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__l; })
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# define TLS_GD(x) \
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({ extern void *__tls_get_addr(void *); void *__i; \
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asm ("lda %0," #x "($gp)\t\t!tlsgd" : "=r" (__i) : "r"(__gp)); \
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(int *) __tls_get_addr(__i); })
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#else
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# error "No support for this architecture so far."
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#endif
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111
linuxthreads/sysdeps/alpha/tls.h
Normal file
111
linuxthreads/sysdeps/alpha/tls.h
Normal file
@ -0,0 +1,111 @@
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/* Definitions for thread-local data handling. linuxthreads/Alpha version.
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Copyright (C) 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifndef _TLS_H
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#define _TLS_H
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#ifndef __ASSEMBLER__
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# include <pt-machine.h>
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# include <stddef.h>
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/* Type for the dtv. */
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typedef union dtv
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{
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size_t counter;
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void *pointer;
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} dtv_t;
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typedef struct
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{
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dtv_t *dtv;
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/* Reserved for the thread implementation. In the case of LinuxThreads,
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this is the thread descriptor. */
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void *tcb;
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} tcbhead_t;
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#endif
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#ifdef HAVE_TLS_SUPPORT
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/* Signal that TLS support is available. */
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# define USE_TLS 1
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# ifndef __ASSEMBLER__
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/* Get system call information. */
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# include <sysdep.h>
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/* Get the thread descriptor definition. */
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# include <linuxthreads/descr.h>
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/* This is the size of the initial TCB. */
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# define TLS_INIT_TCB_SIZE sizeof (tcbhead_t)
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/* Alignment requirements for the initial TCB. */
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# define TLS_INIT_TCB_ALIGN __alignof__ (tcbhead_t)
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/* This is the size of the TCB. */
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# define TLS_TCB_SIZE sizeof (struct _pthread_descr_struct)
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/* Alignment requirements for the TCB. */
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# define TLS_TCB_ALIGN __alignof__ (struct _pthread_descr_struct)
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/* The DTV is allocated at the TP; the TCB is placed elsewhere. */
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# define TLS_DTV_AT_TP 1
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/* Install the dtv pointer. The pointer passed is to the element with
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index -1 which contain the length. */
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# define INSTALL_DTV(descr, dtvp) \
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((tcbhead_t *) (descr))->dtv = (dtvp) + 1
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/* Install new dtv for current thread. */
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# define INSTALL_NEW_DTV(DTV) \
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(((tcbhead_t *)__builtin_thread_pointer ())->dtv = (DTV))
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/* Return dtv of given thread descriptor. */
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# define GET_DTV(descr) \
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(((tcbhead_t *) (descr))->dtv)
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||||
/* Code to initially initialize the thread pointer. This might need
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special attention since 'errno' is not yet available and if the
|
||||
operation can cause a failure 'errno' must not be touched. */
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# define TLS_INIT_TP(descr, secondcall) \
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({ \
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register tcbhead_t *__self = (void *)(descr); \
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__self->tcb = __self; \
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__builtin_set_thread_pointer(__self); \
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})
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/* Return the address of the dtv for the current thread. */
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||||
# define THREAD_DTV() \
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(((tcbhead_t *)__builtin_thread_pointer ())->dtv)
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/* Return the thread descriptor for the current thread. */
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||||
#undef THREAD_SELF
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#define THREAD_SELF \
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((pthread_descr)(((tcbhead_t *)__builtin_thread_pointer ())->tcb))
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||||
#undef INIT_THREAD_SELF
|
||||
|
||||
# endif /* HAVE_TLS_SUPPORT */
|
||||
#endif /* __ASSEMBLER__ */
|
||||
|
||||
#endif /* tls.h */
|
||||
@ -228,7 +228,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
|
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mov $26, $18 \n\
|
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addq $17, $17, $17 \n\
|
||||
/* Do the fixup */ \n\
|
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bsr $26, " ASM_ALPHA_NG_SYMBOL_PREFIX #fixup_name "..ng\n\
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||||
bsr $26, " #fixup_name " !samegp \n\
|
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/* Move the destination address into position. */ \n\
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mov $0, $27 \n\
|
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/* Restore program registers. */ \n\
|
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@ -308,7 +308,7 @@ _start: \n\
|
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.prologue 0 \n\
|
||||
/* Pass pointer to argument block to _dl_start. */ \n\
|
||||
mov $sp, $16 \n\
|
||||
bsr $26, "ASM_ALPHA_NG_SYMBOL_PREFIX"_dl_start..ng \n\
|
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bsr $26, _dl_start !samegp \n\
|
||||
.end _start \n\
|
||||
/* FALLTHRU */ \n\
|
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.globl _dl_start_user \n\
|
||||
@ -322,7 +322,7 @@ _dl_start_user: \n\
|
||||
stq $30, __libc_stack_end \n\
|
||||
/* See if we were run as a command with the executable \n\
|
||||
file name as an extra leading argument. */ \n\
|
||||
ldl $1, _dl_skip_args \n\
|
||||
ldl $1, _dl_skip_args($gp) !gprel \n\
|
||||
bne $1, $fixup_stack \n\
|
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$fixup_stack_ret: \n\
|
||||
/* The special initializer gets called with the stack \n\
|
||||
@ -332,14 +332,16 @@ $fixup_stack_ret: \n\
|
||||
" RTLD_START_SPECIAL_INIT " \n\
|
||||
/* Call _dl_init(_dl_loaded, argc, argv, envp) to run \n\
|
||||
initializers. */ \n\
|
||||
ldq $16, _rtld_local \n\
|
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ldah $16, _rtld_local($gp) !gprelhigh \n\
|
||||
ldq $16, _rtld_local($16) !gprellow \n\
|
||||
ldq $17, 0($sp) \n\
|
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lda $18, 8($sp) \n\
|
||||
s8addq $17, 8, $19 \n\
|
||||
addq $19, $18, $19 \n\
|
||||
jsr $26, _dl_init_internal \n\
|
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bsr $26, _dl_init_internal !samegp \n\
|
||||
/* Pass our finalizer function to the user in $0. */ \n\
|
||||
lda $0, _dl_fini \n\
|
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ldah $0, _dl_fini($gp) !gprelhigh \n\
|
||||
lda $0, _dl_fini($0) !gprellow \n\
|
||||
/* Jump to the user's entry point. */ \n\
|
||||
mov $9, $27 \n\
|
||||
jmp ($9) \n\
|
||||
@ -541,10 +543,15 @@ elf_machine_rela (struct link_map *map,
|
||||
return;
|
||||
else
|
||||
{
|
||||
Elf64_Addr loadbase, sym_value;
|
||||
Elf64_Addr sym_value;
|
||||
|
||||
loadbase = RESOLVE (&sym, version, r_type);
|
||||
#if defined USE_TLS && !defined RTLD_BOOTSTRAP
|
||||
struct link_map *sym_map = RESOLVE_MAP (&sym, version, r_type);
|
||||
sym_value = sym ? sym_map->l_addr + sym->st_value : 0;
|
||||
#else
|
||||
Elf64_Addr loadbase = RESOLVE (&sym, version, r_type);
|
||||
sym_value = sym ? loadbase + sym->st_value : 0;
|
||||
#endif
|
||||
sym_value += reloc->r_addend;
|
||||
|
||||
if (r_type == R_ALPHA_GLOB_DAT)
|
||||
@ -575,6 +582,40 @@ elf_machine_rela (struct link_map *map,
|
||||
memcpy (reloc_addr_1, &sym_value, 8);
|
||||
}
|
||||
#endif
|
||||
#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
|
||||
else if (r_type == R_ALPHA_DTPMOD64)
|
||||
{
|
||||
#ifdef RTLD_BOOTSTRAP
|
||||
/* During startup the dynamic linker is always index 1. */
|
||||
*reloc_addr = 1;
|
||||
#else
|
||||
/* Get the information from the link map returned by the
|
||||
resolv function. */
|
||||
if (sym_map != NULL)
|
||||
*reloc_addr = sym_map->l_tls_modid;
|
||||
#endif
|
||||
}
|
||||
else if (r_type == R_ALPHA_DTPREL64)
|
||||
{
|
||||
#ifndef RTLD_BOOTSTRAP
|
||||
/* During relocation all TLS symbols are defined and used.
|
||||
Therefore the offset is already correct. */
|
||||
*reloc_addr = sym_value;
|
||||
#endif
|
||||
}
|
||||
else if (r_type == R_ALPHA_TPREL64)
|
||||
{
|
||||
#ifdef RTLD_BOOTSTRAP
|
||||
*reloc_addr = sym_value - map->l_tls_offset;
|
||||
#else
|
||||
if (sym_map)
|
||||
{
|
||||
*reloc_addr = sym_value - sym_map->l_tls_offset;
|
||||
CHECK_STATIC_TLS (map, sym_map);
|
||||
}
|
||||
#endif
|
||||
}
|
||||
#endif /* USE_TLS */
|
||||
else
|
||||
_dl_reloc_bad_type (map, r_type, 0);
|
||||
}
|
||||
|
||||
29
sysdeps/alpha/dl-tls.h
Normal file
29
sysdeps/alpha/dl-tls.h
Normal file
@ -0,0 +1,29 @@
|
||||
/* Thread-local storage handling in the ELF dynamic linker. Alpha version.
|
||||
Copyright (C) 2002 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, write to the Free
|
||||
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
||||
02111-1307 USA. */
|
||||
|
||||
|
||||
/* Type used for the representation of TLS information in the GOT. */
|
||||
typedef struct
|
||||
{
|
||||
unsigned long int ti_module;
|
||||
unsigned long int ti_offset;
|
||||
} tls_index;
|
||||
|
||||
|
||||
extern void *__tls_get_addr (tls_index *ti);
|
||||
@ -153,7 +153,7 @@ __ieee754_sqrt: \n\
|
||||
.align 4 \n\
|
||||
$fixup: \n\
|
||||
addq $sp, 16, $sp \n\
|
||||
br "ASM_ALPHA_NG_SYMBOL_PREFIX"__full_ieee754_sqrt..ng \n\
|
||||
br __full_ieee754_sqrt !samegp \n\
|
||||
\n\
|
||||
.end __ieee754_sqrt");
|
||||
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 1993, 1996, 1998 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 1993, 1996, 1998, 2002 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Brendan Kehoe (brendan@zen.org).
|
||||
|
||||
@ -20,24 +20,59 @@
|
||||
#include <sysdep.h>
|
||||
#include <features.h>
|
||||
|
||||
#if defined(__ELF__) && defined(PIC)
|
||||
/* Put this at the end of libc's text segment so that all of
|
||||
the direct branches from the syscalls are forward, and
|
||||
thus predicted not taken. */
|
||||
.section .text.last, "ax", @progbits
|
||||
#else
|
||||
.text
|
||||
.align 2
|
||||
#endif
|
||||
|
||||
#ifdef _LIBC_REENTRANT
|
||||
#ifdef PIC
|
||||
/* When building a shared library, we branch here without
|
||||
having loaded the GP. Nor, since it was a direct branch,
|
||||
have we loaded PV with our address. Do both. */
|
||||
# define LOADGP br pv, 1f; 1: ldgp gp, 0(pv)
|
||||
# define PROLOGUE .prologue 0
|
||||
#else
|
||||
# define LOADGP ldgp gp, 0(pv)
|
||||
# define PROLOGUE .prologue 1
|
||||
#endif
|
||||
|
||||
.align 4
|
||||
.globl __syscall_error
|
||||
.ent __syscall_error
|
||||
__syscall_error:
|
||||
ldgp gp, 0(pv)
|
||||
|
||||
#if defined(_LIBC_REENTRANT) && defined(USE___THREAD)
|
||||
|
||||
LOADGP
|
||||
PROLOGUE
|
||||
mov v0, t0
|
||||
call_pal PAL_rduniq
|
||||
ldq t1, __libc_errno(gp) !gottprel
|
||||
addq v0, t1, v0
|
||||
stl t0, 0(v0)
|
||||
lda v0, -1
|
||||
ret
|
||||
|
||||
#elif defined(_LIBC_REENTRANT)
|
||||
|
||||
LOADGP
|
||||
lda sp, -16(sp)
|
||||
.frame sp, 16, ra, 0
|
||||
stq ra, 0(sp)
|
||||
stq v0, 8(sp)
|
||||
.mask 0x4000001, -16
|
||||
.prologue 1
|
||||
PROLOGUE
|
||||
|
||||
/* Find our per-thread errno address */
|
||||
#ifdef PIC
|
||||
bsr ra, __errno_location !samegp
|
||||
#else
|
||||
jsr ra, __errno_location
|
||||
#endif
|
||||
|
||||
/* Store the error value. */
|
||||
ldq t0, 8(sp)
|
||||
@ -49,16 +84,15 @@ __syscall_error:
|
||||
ldq ra, 0(sp)
|
||||
lda sp, 16(sp)
|
||||
ret
|
||||
.end __syscall_error
|
||||
|
||||
#else
|
||||
|
||||
ENTRY(__syscall_error)
|
||||
ldgp gp, 0(t12)
|
||||
.prologue 1
|
||||
|
||||
LOADGP
|
||||
PROLOGUE
|
||||
stl v0, errno
|
||||
lda v0, -1
|
||||
ret
|
||||
END(__syscall_error)
|
||||
|
||||
#endif /* _LIBC_REENTRANT */
|
||||
#endif
|
||||
|
||||
.end __syscall_error
|
||||
|
||||
@ -27,6 +27,13 @@
|
||||
# include <regdef.h>
|
||||
#endif
|
||||
|
||||
#include <tls.h> /* Defines USE___THREAD. */
|
||||
|
||||
#ifdef IS_IN_rtld
|
||||
# include <dl-sysdep.h> /* Defines RTLD_PRIVATE_ERRNO. */
|
||||
#endif
|
||||
|
||||
|
||||
#ifdef __STDC__
|
||||
#define __LABEL(x) x##:
|
||||
#else
|
||||
@ -55,54 +62,65 @@
|
||||
label of that number between those two macros! */
|
||||
|
||||
#ifdef PROF
|
||||
#define PSEUDO(name, syscall_name, args) \
|
||||
.globl name; \
|
||||
.align 3; \
|
||||
.ent name,0; \
|
||||
__LABEL(name) \
|
||||
.frame sp, 0, ra; \
|
||||
ldgp gp,0(pv); \
|
||||
.set noat; \
|
||||
lda AT,_mcount; \
|
||||
jsr AT,(AT),_mcount; \
|
||||
.set at; \
|
||||
.prologue 1; \
|
||||
ldiq v0, SYS_ify(syscall_name); \
|
||||
.set noat; \
|
||||
call_pal PAL_callsys; \
|
||||
.set at; \
|
||||
bne a3, 1996f; \
|
||||
3:
|
||||
# define PSEUDO_PROLOGUE \
|
||||
.frame sp, 0, ra; \
|
||||
ldgp gp,0(pv); \
|
||||
.set noat; \
|
||||
lda AT,_mcount; \
|
||||
jsr AT,(AT),_mcount; \
|
||||
.set at; \
|
||||
.prologue 1
|
||||
# define PSEUDO_LOADGP
|
||||
#else
|
||||
#define PSEUDO(name, syscall_name, args) \
|
||||
.globl name; \
|
||||
.align 3; \
|
||||
.ent name,0; \
|
||||
__LABEL(name) \
|
||||
.frame sp, 0, ra \
|
||||
.prologue 0; \
|
||||
ldiq v0, SYS_ify(syscall_name); \
|
||||
.set noat; \
|
||||
call_pal PAL_callsys; \
|
||||
.set at; \
|
||||
bne a3, 1996f; \
|
||||
3:
|
||||
#endif
|
||||
# define PSEUDO_PROLOGUE \
|
||||
.frame sp, 0, ra; \
|
||||
.prologue 0
|
||||
# define PSEUDO_LOADGP \
|
||||
br gp, 2f; \
|
||||
2: ldgp gp, 0(gp)
|
||||
#endif /* PROF */
|
||||
|
||||
#undef PSEUDO_END
|
||||
#ifdef PROF
|
||||
#define PSEUDO_END(sym) \
|
||||
1996: \
|
||||
jmp zero, __syscall_error; \
|
||||
END(sym)
|
||||
#if RTLD_PRIVATE_ERRNO
|
||||
# define SYSCALL_ERROR_HANDLER \
|
||||
stl v0, errno(gp) !gprel; \
|
||||
lda v0, -1; \
|
||||
ret
|
||||
#else
|
||||
#define PSEUDO_END(sym) \
|
||||
# define SYSCALL_ERROR_HANDLER \
|
||||
jmp $31, __syscall_error
|
||||
#endif /* RTLD_PRIVATE_ERRNO */
|
||||
|
||||
#if defined(PIC) && !RTLD_PRIVATE_ERRNO
|
||||
# define PSEUDO(name, syscall_name, args) \
|
||||
.globl name; \
|
||||
.align 4; \
|
||||
.ent name,0; \
|
||||
__LABEL(name) \
|
||||
PSEUDO_PROLOGUE; \
|
||||
lda v0, SYS_ify(syscall_name); \
|
||||
call_pal PAL_callsys; \
|
||||
bne a3, __syscall_error !samegp; \
|
||||
3:
|
||||
# undef PSEUDO_END
|
||||
# define PSEUDO_END(sym) END(sym)
|
||||
#else
|
||||
# define PSEUDO(name, syscall_name, args) \
|
||||
.globl name; \
|
||||
.align 4; \
|
||||
.ent name,0; \
|
||||
__LABEL(name) \
|
||||
lda v0, SYS_ify(syscall_name); \
|
||||
call_pal PAL_callsys; \
|
||||
bne a3, 1996f; \
|
||||
3:
|
||||
|
||||
# undef PSEUDO_END
|
||||
# define PSEUDO_END(sym) \
|
||||
1996: \
|
||||
br gp, 2f; \
|
||||
2: ldgp gp, 0(gp); \
|
||||
jmp zero, __syscall_error; \
|
||||
END(sym)
|
||||
#endif
|
||||
PSEUDO_LOADGP; \
|
||||
SYSCALL_ERROR_HANDLER; \
|
||||
END(sym)
|
||||
#endif /* PIC && !RTLD_PRIVATE_ERRNO */
|
||||
|
||||
#define r0 v0
|
||||
#define r1 a4
|
||||
|
||||
@ -74,7 +74,7 @@ $ok: stq a0, __curbrk
|
||||
/* What a horrible way to die. */
|
||||
$err0: ldi v0, ENOMEM
|
||||
$err1: addq sp, 8, sp
|
||||
jmp zero, __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(__brk)
|
||||
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 1996, 1997, 2002 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Richard Henderson <rth@tamu.edu>, 1996.
|
||||
|
||||
@ -24,7 +24,9 @@
|
||||
#define _ERRNO_H 1
|
||||
#include <bits/errno.h>
|
||||
|
||||
/* int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg) */
|
||||
/* int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg,
|
||||
pid_t *tid, void *tls);
|
||||
*/
|
||||
|
||||
.text
|
||||
ENTRY(__clone)
|
||||
@ -49,24 +51,29 @@ ENTRY(__clone)
|
||||
stq a0,0(a1)
|
||||
stq a3,8(a1)
|
||||
|
||||
/* Do the system call */
|
||||
/* Shift the flags, tid and tls arguments into place; the
|
||||
child_stack argument is already correct. */
|
||||
mov a2,a0
|
||||
mov a4,a2
|
||||
mov a5,a3
|
||||
|
||||
/* Do the system call. */
|
||||
ldiq v0,__NR_clone
|
||||
call_pal PAL_callsys
|
||||
|
||||
bne a3,$error
|
||||
beq v0,thread_start
|
||||
|
||||
/* Successful return from the parent */
|
||||
/* Successful return from the parent. */
|
||||
ret
|
||||
|
||||
/* Something bad happened -- no child created */
|
||||
/* Something bad happened -- no child created. */
|
||||
$error:
|
||||
#ifndef PROF
|
||||
br gp,1f
|
||||
1: ldgp gp,0(gp)
|
||||
#endif
|
||||
jmp zero,__syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(__clone)
|
||||
|
||||
@ -85,11 +92,11 @@ thread_start:
|
||||
ldq a0,8(sp)
|
||||
addq sp,16,sp
|
||||
|
||||
/* Call the user's function */
|
||||
/* Call the user's function. */
|
||||
jsr ra,(pv)
|
||||
ldgp gp,0(ra)
|
||||
|
||||
/* Call _exit rather than doing it inline for breakpoint purposes */
|
||||
/* Call _exit rather than doing it inline for breakpoint purposes. */
|
||||
mov v0,a0
|
||||
jsr ra,_exit
|
||||
|
||||
|
||||
@ -97,7 +97,7 @@ $do32: ldi v0, SYS_ify(osf_getitimer)
|
||||
.align 3
|
||||
$error:
|
||||
addq sp, 16, sp
|
||||
jmp zero, __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(GETITIMER)
|
||||
|
||||
|
||||
@ -129,7 +129,7 @@ $do32: ldi v0, SYS_ify(osf_getrusage)
|
||||
.align 3
|
||||
$error:
|
||||
addq sp, 16, sp
|
||||
jmp zero, __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(GETRUSAGE)
|
||||
|
||||
|
||||
@ -94,7 +94,7 @@ $do32: ldi v0, SYS_ify(osf_gettimeofday)
|
||||
.align 3
|
||||
$error:
|
||||
addq sp, 16, sp
|
||||
jmp zero, __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(GETTIMEOFDAY)
|
||||
|
||||
|
||||
@ -53,7 +53,7 @@ $error:
|
||||
1: ldgp gp, 0(gp)
|
||||
#endif
|
||||
lda sp, 16(sp)
|
||||
jmp zero, __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(__ieee_get_fp_control)
|
||||
|
||||
|
||||
@ -52,7 +52,7 @@ $error:
|
||||
1: ldgp gp, 0(gp)
|
||||
#endif
|
||||
lda sp, 16(sp)
|
||||
jmp zero, __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(__ieee_set_fp_control)
|
||||
|
||||
|
||||
@ -56,7 +56,7 @@ ENTRY(__syscall_rt_sigaction)
|
||||
br gp,2f
|
||||
2: ldgp gp,0(gp)
|
||||
#endif
|
||||
jmp __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(__syscall_rt_sigaction)
|
||||
|
||||
@ -82,6 +82,6 @@ ENTRY(__syscall_rt_sigaction)
|
||||
ldgp $29,0($27)
|
||||
.prologue 1
|
||||
ldi $0,ENOSYS
|
||||
jmp __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
END(__syscall_rt_sigaction)
|
||||
#endif
|
||||
|
||||
@ -112,7 +112,7 @@ $do32:
|
||||
.align 3
|
||||
$error:
|
||||
addq sp, 64, sp
|
||||
jmp zero, __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(SELECT)
|
||||
|
||||
|
||||
@ -113,7 +113,7 @@ $do32:
|
||||
.align 3
|
||||
$error:
|
||||
addq sp, 48, sp
|
||||
jmp zero, __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(SETITIMER)
|
||||
|
||||
|
||||
@ -94,7 +94,7 @@ $do32:
|
||||
.align 3
|
||||
$error:
|
||||
addq sp, 16, sp
|
||||
jmp zero, __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(SETTIMEOFDAY)
|
||||
|
||||
|
||||
@ -47,7 +47,7 @@ error:
|
||||
br gp, 1f
|
||||
1: ldgp gp, 0(gp)
|
||||
#endif
|
||||
jmp zero, __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(__sigsuspend)
|
||||
|
||||
|
||||
@ -70,7 +70,7 @@ $error:
|
||||
br gp, 2f
|
||||
2: ldgp gp, 0(gp)
|
||||
#endif
|
||||
jmp zero, __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(__syscall)
|
||||
|
||||
|
||||
@ -17,6 +17,9 @@
|
||||
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
||||
02111-1307 USA. */
|
||||
|
||||
#ifndef _LINUX_ALPHA_SYSDEP_H
|
||||
#define _LINUX_ALPHA_SYSDEP_H 1
|
||||
|
||||
#ifdef __ASSEMBLER__
|
||||
|
||||
#include <asm/pal.h>
|
||||
@ -88,118 +91,114 @@
|
||||
of the hard-register variables as much as possible. Thus we copy
|
||||
in/out as close to the asm as possible. */
|
||||
|
||||
#define inline_syscall0(name) \
|
||||
{ \
|
||||
register long _sc_0 __asm__("$0"); \
|
||||
register long _sc_19 __asm__("$19"); \
|
||||
\
|
||||
_sc_0 = __NR_##name; \
|
||||
__asm__("callsys # %0 %1 <= %2" \
|
||||
: "=r"(_sc_0), "=r"(_sc_19) \
|
||||
: "0"(_sc_0) \
|
||||
: inline_syscall_clobbers); \
|
||||
_sc_ret = _sc_0, _sc_err = _sc_19; \
|
||||
}
|
||||
|
||||
#define inline_syscall1(name,arg1) \
|
||||
{ \
|
||||
register long _sc_0 __asm__("$0"); \
|
||||
register long _sc_16 __asm__("$16"); \
|
||||
register long _sc_19 __asm__("$19"); \
|
||||
\
|
||||
_sc_0 = __NR_##name; \
|
||||
_sc_16 = (long) (arg1); \
|
||||
__asm__("callsys # %0 %1 <= %2 %3" \
|
||||
: "=r"(_sc_0), "=r"(_sc_19) \
|
||||
: "0"(_sc_0), "r"(_sc_16) \
|
||||
: inline_syscall_clobbers); \
|
||||
_sc_ret = _sc_0, _sc_err = _sc_19; \
|
||||
}
|
||||
|
||||
#define inline_syscall2(name,arg1,arg2) \
|
||||
#define inline_syscall0(name) \
|
||||
{ \
|
||||
register long _sc_0 __asm__("$0"); \
|
||||
register long _sc_16 __asm__("$16"); \
|
||||
register long _sc_17 __asm__("$17"); \
|
||||
register long _sc_19 __asm__("$19"); \
|
||||
\
|
||||
_sc_0 = __NR_##name; \
|
||||
_sc_16 = (long) (arg1); \
|
||||
_sc_17 = (long) (arg2); \
|
||||
__asm__("callsys # %0 %1 <= %2 %3 %4" \
|
||||
: "=r"(_sc_0), "=r"(_sc_19) \
|
||||
: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17) \
|
||||
: inline_syscall_clobbers); \
|
||||
_sc_ret = _sc_0, _sc_err = _sc_19; \
|
||||
__asm__("callsys # %0 %1 <= %2" \
|
||||
: "=v"(_sc_ret), "=r"(_sc_19) \
|
||||
: "0"(__NR_##name) \
|
||||
: inline_syscall_clobbers, \
|
||||
"$16", "$17", "$18", "$20", "$21"); \
|
||||
_sc_err = _sc_19; \
|
||||
}
|
||||
|
||||
#define inline_syscall3(name,arg1,arg2,arg3) \
|
||||
#define inline_syscall1(name,arg1) \
|
||||
{ \
|
||||
register long _sc_0 __asm__("$0"); \
|
||||
register long _sc_16 __asm__("$16"); \
|
||||
register long _sc_17 __asm__("$17"); \
|
||||
register long _sc_18 __asm__("$18"); \
|
||||
register long _sc_19 __asm__("$19"); \
|
||||
\
|
||||
_sc_0 = __NR_##name; \
|
||||
_sc_16 = (long) (arg1); \
|
||||
_sc_17 = (long) (arg2); \
|
||||
_sc_18 = (long) (arg3); \
|
||||
__asm__("callsys # %0 %1 <= %2 %3 %4 %5" \
|
||||
: "=r"(_sc_0), "=r"(_sc_19) \
|
||||
: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
|
||||
"r"(_sc_18) \
|
||||
: inline_syscall_clobbers); \
|
||||
_sc_ret = _sc_0, _sc_err = _sc_19; \
|
||||
__asm__("callsys # %0 %1 <= %2 %3" \
|
||||
: "=v"(_sc_ret), "=r"(_sc_19), \
|
||||
"=r"(_sc_16) \
|
||||
: "0"(__NR_##name), "2"(_sc_16) \
|
||||
: inline_syscall_clobbers, \
|
||||
"$17", "$18", "$20", "$21"); \
|
||||
_sc_err = _sc_19; \
|
||||
}
|
||||
|
||||
#define inline_syscall4(name,arg1,arg2,arg3,arg4) \
|
||||
{ \
|
||||
register long _sc_0 __asm__("$0"); \
|
||||
register long _sc_16 __asm__("$16"); \
|
||||
register long _sc_17 __asm__("$17"); \
|
||||
register long _sc_18 __asm__("$18"); \
|
||||
register long _sc_19 __asm__("$19"); \
|
||||
\
|
||||
_sc_0 = __NR_##name; \
|
||||
_sc_16 = (long) (arg1); \
|
||||
_sc_17 = (long) (arg2); \
|
||||
_sc_18 = (long) (arg3); \
|
||||
_sc_19 = (long) (arg4); \
|
||||
__asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6" \
|
||||
: "=r"(_sc_0), "=r"(_sc_19) \
|
||||
: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
|
||||
"r"(_sc_18), "1"(_sc_19) \
|
||||
: inline_syscall_clobbers); \
|
||||
_sc_ret = _sc_0, _sc_err = _sc_19; \
|
||||
#define inline_syscall2(name,arg1,arg2) \
|
||||
{ \
|
||||
register long _sc_16 __asm__("$16"); \
|
||||
register long _sc_17 __asm__("$17"); \
|
||||
register long _sc_19 __asm__("$19"); \
|
||||
\
|
||||
_sc_16 = (long) (arg1); \
|
||||
_sc_17 = (long) (arg2); \
|
||||
__asm__("callsys # %0 %1 <= %2 %3 %4" \
|
||||
: "=v"(_sc_ret), "=r"(_sc_19), \
|
||||
"=r"(_sc_16), "=r"(_sc_17) \
|
||||
: "0"(__NR_##name), "2"(_sc_16), "3"(_sc_17) \
|
||||
: inline_syscall_clobbers, \
|
||||
"$18", "$20", "$21"); \
|
||||
_sc_err = _sc_19; \
|
||||
}
|
||||
|
||||
#define inline_syscall5(name,arg1,arg2,arg3,arg4,arg5) \
|
||||
{ \
|
||||
register long _sc_0 __asm__("$0"); \
|
||||
register long _sc_16 __asm__("$16"); \
|
||||
register long _sc_17 __asm__("$17"); \
|
||||
register long _sc_18 __asm__("$18"); \
|
||||
register long _sc_19 __asm__("$19"); \
|
||||
register long _sc_20 __asm__("$20"); \
|
||||
\
|
||||
_sc_0 = __NR_##name; \
|
||||
_sc_16 = (long) (arg1); \
|
||||
_sc_17 = (long) (arg2); \
|
||||
_sc_18 = (long) (arg3); \
|
||||
_sc_19 = (long) (arg4); \
|
||||
_sc_20 = (long) (arg5); \
|
||||
__asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7" \
|
||||
: "=r"(_sc_0), "=r"(_sc_19) \
|
||||
: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
|
||||
"r"(_sc_18), "1"(_sc_19), "r"(_sc_20) \
|
||||
: inline_syscall_clobbers); \
|
||||
_sc_ret = _sc_0, _sc_err = _sc_19; \
|
||||
#define inline_syscall3(name,arg1,arg2,arg3) \
|
||||
{ \
|
||||
register long _sc_16 __asm__("$16"); \
|
||||
register long _sc_17 __asm__("$17"); \
|
||||
register long _sc_18 __asm__("$18"); \
|
||||
register long _sc_19 __asm__("$19"); \
|
||||
\
|
||||
_sc_16 = (long) (arg1); \
|
||||
_sc_17 = (long) (arg2); \
|
||||
_sc_18 = (long) (arg3); \
|
||||
__asm__("callsys # %0 %1 <= %2 %3 %4 %5" \
|
||||
: "=v"(_sc_ret), "=r"(_sc_19), \
|
||||
"=r"(_sc_16), "=r"(_sc_17), "=r"(_sc_18) \
|
||||
: "0"(__NR_##name), "2"(_sc_16), "3"(_sc_17), \
|
||||
"4"(_sc_18) \
|
||||
: inline_syscall_clobbers, "$20", "$21"); \
|
||||
_sc_err = _sc_19; \
|
||||
}
|
||||
|
||||
#define inline_syscall4(name,arg1,arg2,arg3,arg4) \
|
||||
{ \
|
||||
register long _sc_16 __asm__("$16"); \
|
||||
register long _sc_17 __asm__("$17"); \
|
||||
register long _sc_18 __asm__("$18"); \
|
||||
register long _sc_19 __asm__("$19"); \
|
||||
\
|
||||
_sc_16 = (long) (arg1); \
|
||||
_sc_17 = (long) (arg2); \
|
||||
_sc_18 = (long) (arg3); \
|
||||
_sc_19 = (long) (arg4); \
|
||||
__asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6" \
|
||||
: "=v"(_sc_ret), "=r"(_sc_19), \
|
||||
"=r"(_sc_16), "=r"(_sc_17), "=r"(_sc_18) \
|
||||
: "0"(__NR_##name), "2"(_sc_16), "3"(_sc_17), \
|
||||
"4"(_sc_18), "1"(_sc_19) \
|
||||
: inline_syscall_clobbers, "$20", "$21"); \
|
||||
_sc_err = _sc_19; \
|
||||
}
|
||||
|
||||
#define inline_syscall5(name,arg1,arg2,arg3,arg4,arg5) \
|
||||
{ \
|
||||
register long _sc_16 __asm__("$16"); \
|
||||
register long _sc_17 __asm__("$17"); \
|
||||
register long _sc_18 __asm__("$18"); \
|
||||
register long _sc_19 __asm__("$19"); \
|
||||
register long _sc_20 __asm__("$20"); \
|
||||
\
|
||||
_sc_16 = (long) (arg1); \
|
||||
_sc_17 = (long) (arg2); \
|
||||
_sc_18 = (long) (arg3); \
|
||||
_sc_19 = (long) (arg4); \
|
||||
_sc_20 = (long) (arg5); \
|
||||
__asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7" \
|
||||
: "=v"(_sc_ret), "=r"(_sc_19), \
|
||||
"=r"(_sc_16), "=r"(_sc_17), "=r"(_sc_18), \
|
||||
"=r"(_sc_20) \
|
||||
: "0"(__NR_##name), "2"(_sc_16), "3"(_sc_17), \
|
||||
"4"(_sc_18), "1"(_sc_19), "5"(_sc_20) \
|
||||
: inline_syscall_clobbers, "$21"); \
|
||||
_sc_ret = _sc_0, _sc_err = _sc_19; \
|
||||
}
|
||||
|
||||
#define inline_syscall6(name,arg1,arg2,arg3,arg4,arg5,arg6) \
|
||||
{ \
|
||||
register long _sc_0 __asm__("$0"); \
|
||||
register long _sc_16 __asm__("$16"); \
|
||||
register long _sc_17 __asm__("$17"); \
|
||||
register long _sc_18 __asm__("$18"); \
|
||||
@ -207,7 +206,6 @@
|
||||
register long _sc_20 __asm__("$20"); \
|
||||
register long _sc_21 __asm__("$21"); \
|
||||
\
|
||||
_sc_0 = __NR_##name; \
|
||||
_sc_16 = (long) (arg1); \
|
||||
_sc_17 = (long) (arg2); \
|
||||
_sc_18 = (long) (arg3); \
|
||||
@ -215,10 +213,14 @@
|
||||
_sc_20 = (long) (arg5); \
|
||||
_sc_21 = (long) (arg6); \
|
||||
__asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7 %8" \
|
||||
: "=r"(_sc_0), "=r"(_sc_19) \
|
||||
: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
|
||||
"r"(_sc_18), "1"(_sc_19), "r"(_sc_20), \
|
||||
"r"(_sc_21) \
|
||||
: "=v"(_sc_ret), "=r"(_sc_19) \
|
||||
"=r"(_sc_16), "=r"(_sc_17), "=r"(_sc_18), \
|
||||
"=r"(_sc_20), "=r"(_sc_21) \
|
||||
: "0"(__NR_##name), "2"(_sc_16), "3"(_sc_17), \
|
||||
"4"(_sc_18), "1"(_sc_19), "5"(_sc_20), \
|
||||
"6"(_sc_21) \
|
||||
: inline_syscall_clobbers); \
|
||||
_sc_ret = _sc_0, _sc_err = _sc_19; \
|
||||
_sc_err = _sc_19; \
|
||||
}
|
||||
|
||||
#endif /* _LINUX_ALPHA_SYSDEP_H */
|
||||
|
||||
@ -99,7 +99,7 @@ $do32:
|
||||
.align 3
|
||||
$error:
|
||||
addq sp, 16, sp
|
||||
jmp zero, __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(UTIMES)
|
||||
|
||||
|
||||
@ -132,7 +132,7 @@ $do32: ldi v0, SYS_ify(osf_wait4)
|
||||
.align 3
|
||||
$error:
|
||||
addq sp, 32, sp
|
||||
jmp zero, __syscall_error
|
||||
SYSCALL_ERROR_HANDLER
|
||||
|
||||
END(WAIT4)
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user