diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/hppa/sysdep.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/hppa/sysdep.h | 64 |
1 files changed, 42 insertions, 22 deletions
diff --git a/sysdeps/unix/sysv/linux/hppa/sysdep.h b/sysdeps/unix/sysv/linux/hppa/sysdep.h index d20a04b8bb..b459f0ad8d 100644 --- a/sysdeps/unix/sysv/linux/hppa/sysdep.h +++ b/sysdeps/unix/sysv/linux/hppa/sysdep.h @@ -1,5 +1,5 @@ /* Assembler macros for PA-RISC. - Copyright (C) 1999-2015 Free Software Foundation, Inc. + Copyright (C) 1999-2016 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper, <drepper@cygnus.com>, August 1999. Linux/PA-RISC changes by Philipp Rumpf, <prumpf@tux.org>, March 2000. @@ -22,6 +22,7 @@ #define _LINUX_HPPA_SYSDEP_H 1 #include <sysdeps/unix/sysdep.h> +#include <sysdeps/unix/sysv/linux/sysdep.h> #include <sysdeps/hppa/sysdep.h> /* Defines RTLD_PRIVATE_ERRNO. */ @@ -400,9 +401,10 @@ L(pre_end): ASM_LINE_SEP \ ({ \ long __sys_res; \ { \ + LOAD_ARGS_##nr(args) \ register unsigned long __res asm("r28"); \ PIC_REG_DEF \ - LOAD_ARGS_##nr(args) \ + LOAD_REGS_##nr \ /* FIXME: HACK save/load r19 around syscall */ \ asm volatile( \ SAVE_ASM_PIC \ @@ -425,9 +427,10 @@ L(pre_end): ASM_LINE_SEP \ ({ \ long __sys_res; \ { \ + LOAD_ARGS_##nr(args) \ register unsigned long __res asm("r28"); \ PIC_REG_DEF \ - LOAD_ARGS_##nr(args) \ + LOAD_REGS_##nr \ /* FIXME: HACK save/load r19 around syscall */ \ asm volatile( \ SAVE_ASM_PIC \ @@ -443,27 +446,44 @@ L(pre_end): ASM_LINE_SEP \ __sys_res; \ }) - - #define LOAD_ARGS_0() -#define LOAD_ARGS_1(r26) \ - register unsigned long __r26 __asm__("r26") = (unsigned long)(r26); \ +#define LOAD_REGS_0 +#define LOAD_ARGS_1(a1) \ + register unsigned long __x26 = (unsigned long)(a1); \ LOAD_ARGS_0() -#define LOAD_ARGS_2(r26,r25) \ - register unsigned long __r25 __asm__("r25") = (unsigned long)(r25); \ - LOAD_ARGS_1(r26) -#define LOAD_ARGS_3(r26,r25,r24) \ - register unsigned long __r24 __asm__("r24") = (unsigned long)(r24); \ - LOAD_ARGS_2(r26,r25) -#define LOAD_ARGS_4(r26,r25,r24,r23) \ - register unsigned long __r23 __asm__("r23") = (unsigned long)(r23); \ - LOAD_ARGS_3(r26,r25,r24) -#define LOAD_ARGS_5(r26,r25,r24,r23,r22) \ - register unsigned long __r22 __asm__("r22") = (unsigned long)(r22); \ - LOAD_ARGS_4(r26,r25,r24,r23) -#define LOAD_ARGS_6(r26,r25,r24,r23,r22,r21) \ - register unsigned long __r21 __asm__("r21") = (unsigned long)(r21); \ - LOAD_ARGS_5(r26,r25,r24,r23,r22) +#define LOAD_REGS_1 \ + register unsigned long __r26 __asm__("r26") = __x26; \ + LOAD_REGS_0 +#define LOAD_ARGS_2(a1,a2) \ + register unsigned long __x25 = (unsigned long)(a2); \ + LOAD_ARGS_1(a1) +#define LOAD_REGS_2 \ + register unsigned long __r25 __asm__("r25") = __x25; \ + LOAD_REGS_1 +#define LOAD_ARGS_3(a1,a2,a3) \ + register unsigned long __x24 = (unsigned long)(a3); \ + LOAD_ARGS_2(a1,a2) +#define LOAD_REGS_3 \ + register unsigned long __r24 __asm__("r24") = __x24; \ + LOAD_REGS_2 +#define LOAD_ARGS_4(a1,a2,a3,a4) \ + register unsigned long __x23 = (unsigned long)(a4); \ + LOAD_ARGS_3(a1,a2,a3) +#define LOAD_REGS_4 \ + register unsigned long __r23 __asm__("r23") = __x23; \ + LOAD_REGS_3 +#define LOAD_ARGS_5(a1,a2,a3,a4,a5) \ + register unsigned long __x22 = (unsigned long)(a5); \ + LOAD_ARGS_4(a1,a2,a3,a4) +#define LOAD_REGS_5 \ + register unsigned long __r22 __asm__("r22") = __x22; \ + LOAD_REGS_4 +#define LOAD_ARGS_6(a1,a2,a3,a4,a5,a6) \ + register unsigned long __x21 = (unsigned long)(a6); \ + LOAD_ARGS_5(a1,a2,a3,a4,a5) +#define LOAD_REGS_6 \ + register unsigned long __r21 __asm__("r21") = __x21; \ + LOAD_REGS_5 /* Even with zero args we use r20 for the syscall number */ #define ASM_ARGS_0 |