From 4021f9ea0be6e6278adc7bff1018a4b849922e37 Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Wed, 22 Jan 2003 02:07:54 +0000 Subject: 2003-01-21 Jakub Jelinek * 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. --- sysdeps/unix/alpha/sysdep.h | 100 +++++++++++++++++---------------- sysdeps/unix/sysv/linux/alpha/sysdep.h | 3 +- 2 files changed, 55 insertions(+), 48 deletions(-) (limited to 'sysdeps') diff --git a/sysdeps/unix/alpha/sysdep.h b/sysdeps/unix/alpha/sysdep.h index 01e7de0d06..cb04cec2af 100644 --- a/sysdeps/unix/alpha/sysdep.h +++ b/sysdeps/unix/alpha/sysdep.h @@ -193,12 +193,13 @@ $syscall_error: \ register long _sc_19 __asm__("$19"); \ \ _sc_0 = __NR_##name; \ - __asm__("callsys # %0 %1 <= %2" \ - : inline_syscall_r0_out_constraint (_sc_0), \ - "=r"(_sc_19) \ - : "0"(_sc_0) \ - : inline_syscall_clobbers, \ - "$16", "$17", "$18", "$20", "$21"); \ + __asm__ __volatile__ \ + ("callsys # %0 %1 <= %2" \ + : inline_syscall_r0_out_constraint (_sc_0), \ + "=r"(_sc_19) \ + : "0"(_sc_0) \ + : inline_syscall_clobbers, \ + "$16", "$17", "$18", "$20", "$21"); \ _sc_ret = _sc_0, _sc_err = _sc_19; \ } @@ -210,12 +211,13 @@ $syscall_error: \ \ _sc_0 = __NR_##name; \ _sc_16 = (long) (arg1); \ - __asm__("callsys # %0 %1 <= %2 %3" \ - : inline_syscall_r0_out_constraint (_sc_0), \ - "=r"(_sc_19), "=r"(_sc_16) \ - : "0"(_sc_0), "2"(_sc_16) \ - : inline_syscall_clobbers, \ - "$17", "$18", "$20", "$21"); \ + __asm__ __volatile__ \ + ("callsys # %0 %1 <= %2 %3" \ + : inline_syscall_r0_out_constraint (_sc_0), \ + "=r"(_sc_19), "=r"(_sc_16) \ + : "0"(_sc_0), "2"(_sc_16) \ + : inline_syscall_clobbers, \ + "$17", "$18", "$20", "$21"); \ _sc_ret = _sc_0, _sc_err = _sc_19; \ } @@ -229,12 +231,13 @@ $syscall_error: \ _sc_0 = __NR_##name; \ _sc_16 = (long) (arg1); \ _sc_17 = (long) (arg2); \ - __asm__("callsys # %0 %1 <= %2 %3 %4" \ - : inline_syscall_r0_out_constraint (_sc_0), \ - "=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17) \ - : "0"(_sc_0), "2"(_sc_16), "3"(_sc_17) \ - : inline_syscall_clobbers, \ - "$18", "$20", "$21"); \ + __asm__ __volatile__ \ + ("callsys # %0 %1 <= %2 %3 %4" \ + : inline_syscall_r0_out_constraint (_sc_0), \ + "=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17) \ + : "0"(_sc_0), "2"(_sc_16), "3"(_sc_17) \ + : inline_syscall_clobbers, \ + "$18", "$20", "$21"); \ _sc_ret = _sc_0, _sc_err = _sc_19; \ } @@ -250,13 +253,14 @@ $syscall_error: \ _sc_16 = (long) (arg1); \ _sc_17 = (long) (arg2); \ _sc_18 = (long) (arg3); \ - __asm__("callsys # %0 %1 <= %2 %3 %4 %5" \ - : inline_syscall_r0_out_constraint (_sc_0), \ - "=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17), \ - "=r"(_sc_18) \ - : "0"(_sc_0), "2"(_sc_16), "3"(_sc_17), \ - "4"(_sc_18) \ - : inline_syscall_clobbers, "$20", "$21"); \ + __asm__ __volatile__ \ + ("callsys # %0 %1 <= %2 %3 %4 %5" \ + : inline_syscall_r0_out_constraint (_sc_0), \ + "=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17), \ + "=r"(_sc_18) \ + : "0"(_sc_0), "2"(_sc_16), "3"(_sc_17), \ + "4"(_sc_18) \ + : inline_syscall_clobbers, "$20", "$21"); \ _sc_ret = _sc_0, _sc_err = _sc_19; \ } @@ -273,13 +277,14 @@ $syscall_error: \ _sc_17 = (long) (arg2); \ _sc_18 = (long) (arg3); \ _sc_19 = (long) (arg4); \ - __asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6" \ - : inline_syscall_r0_out_constraint (_sc_0), \ - "=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17), \ - "=r"(_sc_18) \ - : "0"(_sc_0), "2"(_sc_16), "3"(_sc_17), \ - "4"(_sc_18), "1"(_sc_19) \ - : inline_syscall_clobbers, "$20", "$21"); \ + __asm__ __volatile__ \ + ("callsys # %0 %1 <= %2 %3 %4 %5 %6" \ + : inline_syscall_r0_out_constraint (_sc_0), \ + "=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17), \ + "=r"(_sc_18) \ + : "0"(_sc_0), "2"(_sc_16), "3"(_sc_17), \ + "4"(_sc_18), "1"(_sc_19) \ + : inline_syscall_clobbers, "$20", "$21"); \ _sc_ret = _sc_0, _sc_err = _sc_19; \ } @@ -298,13 +303,14 @@ $syscall_error: \ _sc_18 = (long) (arg3); \ _sc_19 = (long) (arg4); \ _sc_20 = (long) (arg5); \ - __asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7" \ - : inline_syscall_r0_out_constraint (_sc_0), \ - "=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17), \ - "=r"(_sc_18), "=r"(_sc_20) \ - : "0"(_sc_0), "2"(_sc_16), "3"(_sc_17), \ - "4"(_sc_18), "1"(_sc_19), "5"(_sc_20) \ - : inline_syscall_clobbers, "$21"); \ + __asm__ __volatile__ \ + ("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7" \ + : inline_syscall_r0_out_constraint (_sc_0), \ + "=r"(_sc_19), "=r"(_sc_16), "=r"(_sc_17), \ + "=r"(_sc_18), "=r"(_sc_20) \ + : "0"(_sc_0), "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; \ } @@ -325,14 +331,14 @@ $syscall_error: \ _sc_19 = (long) (arg4); \ _sc_20 = (long) (arg5); \ _sc_21 = (long) (arg6); \ - __asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7 %8" \ - : inline_syscall_r0_out_constraint (_sc_0), \ - "=r"(_sc_19) "=r"(_sc_16), "=r"(_sc_17), \ - "=r"(_sc_18), "=r"(_sc_20), "=r"(_sc_21) \ - : "0"(_sc_0), "2"(_sc_16), "3"(_sc_17), \ - "4"(_sc_18), "1"(_sc_19), "5"(_sc_20), \ - "6"(_sc_21) \ - : inline_syscall_clobbers); \ + __asm__ __volatile__ \ + ("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7 %8" \ + : inline_syscall_r0_out_constraint (_sc_0), \ + "=r"(_sc_19) "=r"(_sc_16), "=r"(_sc_17), \ + "=r"(_sc_18), "=r"(_sc_20), "=r"(_sc_21) \ + : "0"(_sc_0), "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; \ } diff --git a/sysdeps/unix/sysv/linux/alpha/sysdep.h b/sysdeps/unix/sysv/linux/alpha/sysdep.h index 6a079060c7..62e308bf5d 100644 --- a/sysdeps/unix/sysv/linux/alpha/sysdep.h +++ b/sysdeps/unix/sysv/linux/alpha/sysdep.h @@ -75,7 +75,8 @@ #undef INTERNAL_SYSCALL #define INTERNAL_SYSCALL(name, err_out, nr, args...) \ ({ \ - extern char ChEcK[__NR_##name == __NR_rt_sigaction ? -1 : 1]; \ + extern char ChEcK[__NR_##name == __NR_rt_sigaction ? -1 : 1] \ + __attribute__((unused)); \ INTERNAL_SYSCALL1(name, err_out, nr, args); \ }) -- cgit 1.4.1