mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-21 01:12:26 +08:00
2003-01-21 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/alpha/sysdep.h (inline_syscall0, inline_syscall1, inline_syscall2, inline_syscall3, inline_syscall4, inline_syscall5, inline_syscall6): Add __volatile__. * sysdeps/unix/sysv/linux/alpha/sysdep.h (INTERNAL_SYSCALL): Add __attribute__((unused)) to ChEcK.
This commit is contained in:
Roland McGrath
parent
46086bc896
commit
4021f9ea0b
@ -193,12 +193,13 @@ $syscall_error: \
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register long _sc_19 __asm__("$19"); \
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\
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_sc_0 = __NR_##name; \
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__asm__("callsys # %0 %1 <= %2" \
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: inline_syscall_r0_out_constraint (_sc_0), \
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"=r"(_sc_19) \
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: "0"(_sc_0) \
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: inline_syscall_clobbers, \
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"$16", "$17", "$18", "$20", "$21"); \
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__asm__ __volatile__ \
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("callsys # %0 %1 <= %2" \
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: inline_syscall_r0_out_constraint (_sc_0), \
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"=r"(_sc_19) \
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: "0"(_sc_0) \
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: inline_syscall_clobbers, \
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"$16", "$17", "$18", "$20", "$21"); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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}
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@ -210,12 +211,13 @@ $syscall_error: \
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\
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_sc_0 = __NR_##name; \
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_sc_16 = (long) (arg1); \
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__asm__("callsys # %0 %1 <= %2 %3" \
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: inline_syscall_r0_out_constraint (_sc_0), \
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"=r"(_sc_19), "=r"(_sc_16) \
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: "0"(_sc_0), "2"(_sc_16) \
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: inline_syscall_clobbers, \
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"$17", "$18", "$20", "$21"); \
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__asm__ __volatile__ \
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("callsys # %0 %1 <= %2 %3" \
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: inline_syscall_r0_out_constraint (_sc_0), \
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"=r"(_sc_19), "=r"(_sc_16) \
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: "0"(_sc_0), "2"(_sc_16) \
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: inline_syscall_clobbers, \
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"$17", "$18", "$20", "$21"); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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}
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@ -229,12 +231,13 @@ $syscall_error: \
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_sc_0 = __NR_##name; \
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_sc_16 = (long) (arg1); \
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_sc_17 = (long) (arg2); \
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__asm__("callsys # %0 %1 <= %2 %3 %4" \
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: inline_syscall_r0_out_constraint (_sc_0), \
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"=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17) \
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: "0"(_sc_0), "2"(_sc_16), "3"(_sc_17) \
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: inline_syscall_clobbers, \
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"$18", "$20", "$21"); \
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__asm__ __volatile__ \
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("callsys # %0 %1 <= %2 %3 %4" \
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: inline_syscall_r0_out_constraint (_sc_0), \
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"=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17) \
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: "0"(_sc_0), "2"(_sc_16), "3"(_sc_17) \
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: inline_syscall_clobbers, \
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"$18", "$20", "$21"); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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}
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@ -250,13 +253,14 @@ $syscall_error: \
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_sc_16 = (long) (arg1); \
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_sc_17 = (long) (arg2); \
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_sc_18 = (long) (arg3); \
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__asm__("callsys # %0 %1 <= %2 %3 %4 %5" \
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: inline_syscall_r0_out_constraint (_sc_0), \
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"=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17), \
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"=r"(_sc_18) \
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: "0"(_sc_0), "2"(_sc_16), "3"(_sc_17), \
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"4"(_sc_18) \
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: inline_syscall_clobbers, "$20", "$21"); \
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__asm__ __volatile__ \
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("callsys # %0 %1 <= %2 %3 %4 %5" \
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: inline_syscall_r0_out_constraint (_sc_0), \
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"=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17), \
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"=r"(_sc_18) \
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: "0"(_sc_0), "2"(_sc_16), "3"(_sc_17), \
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"4"(_sc_18) \
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: inline_syscall_clobbers, "$20", "$21"); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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}
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@ -273,13 +277,14 @@ $syscall_error: \
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_sc_17 = (long) (arg2); \
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_sc_18 = (long) (arg3); \
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_sc_19 = (long) (arg4); \
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__asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6" \
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: inline_syscall_r0_out_constraint (_sc_0), \
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"=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17), \
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"=r"(_sc_18) \
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: "0"(_sc_0), "2"(_sc_16), "3"(_sc_17), \
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"4"(_sc_18), "1"(_sc_19) \
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: inline_syscall_clobbers, "$20", "$21"); \
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__asm__ __volatile__ \
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("callsys # %0 %1 <= %2 %3 %4 %5 %6" \
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: inline_syscall_r0_out_constraint (_sc_0), \
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"=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17), \
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"=r"(_sc_18) \
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: "0"(_sc_0), "2"(_sc_16), "3"(_sc_17), \
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"4"(_sc_18), "1"(_sc_19) \
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: inline_syscall_clobbers, "$20", "$21"); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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}
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@ -298,13 +303,14 @@ $syscall_error: \
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_sc_18 = (long) (arg3); \
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_sc_19 = (long) (arg4); \
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_sc_20 = (long) (arg5); \
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__asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7" \
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: inline_syscall_r0_out_constraint (_sc_0), \
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"=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17), \
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"=r"(_sc_18), "=r"(_sc_20) \
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: "0"(_sc_0), "2"(_sc_16), "3"(_sc_17), \
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"4"(_sc_18), "1"(_sc_19), "5"(_sc_20) \
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: inline_syscall_clobbers, "$21"); \
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__asm__ __volatile__ \
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("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7" \
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: inline_syscall_r0_out_constraint (_sc_0), \
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"=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17), \
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"=r"(_sc_18), "=r"(_sc_20) \
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: "0"(_sc_0), "2"(_sc_16), "3"(_sc_17), \
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"4"(_sc_18), "1"(_sc_19), "5"(_sc_20) \
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: inline_syscall_clobbers, "$21"); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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}
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@ -325,14 +331,14 @@ $syscall_error: \
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_sc_19 = (long) (arg4); \
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_sc_20 = (long) (arg5); \
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_sc_21 = (long) (arg6); \
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__asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7 %8" \
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: inline_syscall_r0_out_constraint (_sc_0), \
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"=r"(_sc_19) "=r"(_sc_16), "=r"(_sc_17), \
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"=r"(_sc_18), "=r"(_sc_20), "=r"(_sc_21) \
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: "0"(_sc_0), "2"(_sc_16), "3"(_sc_17), \
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"4"(_sc_18), "1"(_sc_19), "5"(_sc_20), \
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"6"(_sc_21) \
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: inline_syscall_clobbers); \
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__asm__ __volatile__ \
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("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7 %8" \
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: inline_syscall_r0_out_constraint (_sc_0), \
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"=r"(_sc_19) "=r"(_sc_16), "=r"(_sc_17), \
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"=r"(_sc_18), "=r"(_sc_20), "=r"(_sc_21) \
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: "0"(_sc_0), "2"(_sc_16), "3"(_sc_17), "4"(_sc_18), \
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"1"(_sc_19), "5"(_sc_20), "6"(_sc_21) \
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: inline_syscall_clobbers); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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}
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@ -75,7 +75,8 @@
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#undef INTERNAL_SYSCALL
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#define INTERNAL_SYSCALL(name, err_out, nr, args...) \
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({ \
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extern char ChEcK[__NR_##name == __NR_rt_sigaction ? -1 : 1]; \
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extern char ChEcK[__NR_##name == __NR_rt_sigaction ? -1 : 1] \
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__attribute__((unused)); \
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INTERNAL_SYSCALL1(name, err_out, nr, args); \
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})
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