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-rw-r--r--sysdeps/unix/sysv/linux/alpha/alpha/ptrace.h18
-rw-r--r--sysdeps/unix/sysv/linux/alpha/brk.S11
-rw-r--r--sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S10
-rw-r--r--sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S10
-rw-r--r--sysdeps/unix/sysv/linux/alpha/ioperm.c275
-rw-r--r--sysdeps/unix/sysv/linux/alpha/llseek.S (renamed from sysdeps/unix/sysv/linux/alpha/profil-counter.h)43
-rw-r--r--sysdeps/unix/sysv/linux/alpha/pipe.S5
-rw-r--r--sysdeps/unix/sysv/linux/alpha/speed.c1
-rw-r--r--sysdeps/unix/sysv/linux/alpha/statbuf.h75
-rw-r--r--sysdeps/unix/sysv/linux/alpha/syscall.S25
-rw-r--r--sysdeps/unix/sysv/linux/alpha/syscalls.list3
-rw-r--r--sysdeps/unix/sysv/linux/alpha/sysdep.S7
-rw-r--r--sysdeps/unix/sysv/linux/alpha/sysdep.h3
13 files changed, 336 insertions, 150 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/alpha/ptrace.h b/sysdeps/unix/sysv/linux/alpha/alpha/ptrace.h
new file mode 100644
index 0000000000..57b96d64db
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/alpha/alpha/ptrace.h
@@ -0,0 +1,18 @@
+#ifndef __alpha_ptrace_h__
+#define __alpha_ptrace_h__
+
+/*
+ * Mostly for OSF/1 compatibility.
+ */
+
+#define REG_BASE 0
+#define NGP_REGS 32
+#define NFP_REGS 32
+
+#define GPR_BASE REG_BASE
+#define FPR_BASE (GPR_BASE+NGP_REGS)
+#define PC (FPR_BASE+NFP_REGS)
+#define SPR_PS (PC+1)
+#define NPTRC_REGS (SPR_PS+1)
+
+#endif /* __alpha_ptrace_h__ */
diff --git a/sysdeps/unix/sysv/linux/alpha/brk.S b/sysdeps/unix/sysv/linux/alpha/brk.S
index afd2e3203c..4582539bc1 100644
--- a/sysdeps/unix/sysv/linux/alpha/brk.S
+++ b/sysdeps/unix/sysv/linux/alpha/brk.S
@@ -36,24 +36,23 @@ __curbrk:
.quad _end
.text
-ENTRY(__brk)
+LEAF(__brk, 0)
ldgp gp, 0(t12)
.prologue 1
ldi v0, __NR_brk
call_pal PAL_callsys
subq a0, v0, t0
- bne t0, error
+ bne t0, error
/* Update __curbrk and return cleanly. */
- stl a0, __curbrk
- mov zero, v0
+ stl a0, __curbrk
+ mov zero, v0
ret
/* What a horrible way to die. */
error: ldi v0, ENOMEM
- lda pv, syscall_error
- jmp zero,(pv)
+ jmp zero, syscall_error
.end __brk
diff --git a/sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S b/sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S
index 4c86e398d8..c3486acc1a 100644
--- a/sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S
+++ b/sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S
@@ -21,9 +21,10 @@ Cambridge, MA 02139, USA. */
#define GSI_IEEE_FP_CONTROL 45
.text
-ENTRY(__ieee_get_fp_control)
+
+LEAF(__ieee_get_fp_control, 8)
lda sp, -8(sp)
- .prologue 1
+ .prologue 0
mov sp, a1
ldi a0, GSI_IEEE_FP_CONTROL
@@ -36,8 +37,9 @@ ENTRY(__ieee_get_fp_control)
ret
error: lda sp, 8(sp)
- lda pv, syscall_error
- jmp zero,(pv)
+ br gp, 1f
+1: ldgp gp, 0(gp)
+ jmp zero, syscall_error
.end __ieee_get_fp_control
diff --git a/sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S b/sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S
index d10e9bc24c..507b5d5cab 100644
--- a/sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S
+++ b/sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S
@@ -20,10 +20,9 @@ Cambridge, MA 02139, USA. */
#define SSI_IEEE_FP_CONTROL 14
- .text
-ENTRY(__ieee_set_fp_control)
+LEAF(__ieee_set_fp_control, 8)
lda sp, -8(sp)
- .prologue 1
+ .prologue 0
stq a0, 0(sp)
mov sp, a1
@@ -36,8 +35,9 @@ ENTRY(__ieee_set_fp_control)
bne a3, error
ret
-error: lda pv, syscall_error
- jmp zero,(pv)
+error: br gp, 1f
+1: ldgp gp, 0(gp)
+ jmp zero, syscall_error
.end __ieee_set_fp_control
diff --git a/sysdeps/unix/sysv/linux/alpha/ioperm.c b/sysdeps/unix/sysv/linux/alpha/ioperm.c
index 306c86b96a..b9630a8273 100644
--- a/sysdeps/unix/sysv/linux/alpha/ioperm.c
+++ b/sysdeps/unix/sysv/linux/alpha/ioperm.c
@@ -35,31 +35,35 @@ I/O address space that's 512MB large!). */
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
-#include <unistd.h>
+#include <stdlib.h>
#include <string.h>
+#include <unistd.h>
#include <sys/types.h>
#include <sys/mman.h>
-#include <asm/io.h>
#include <asm/page.h>
#include <asm/system.h>
-#undef inb
-#undef inw
-#undef inl
-#undef outb
-#undef outw
-#undef outl
-
-#define PATH_CPUINFO "/proc/cpuinfo"
+#define PATH_ALPHA_SYSTYPE "/etc/alpha_systype"
+#define PATH_CPUINFO "/proc/cpuinfo"
#define MAX_PORT 0x10000
#define vuip volatile unsigned int *
-#define JENSEN_IO_BASE (IDENT_ADDR + 0x0300000000UL)
-#define APECS_IO_BASE (IDENT_ADDR + 0x01c0000000UL)
-#define ALCOR_IO_BASE (IDENT_ADDR + 0x8580000000UL)
+#define JENSEN_IO_BASE (0xfffffc0300000000UL)
+#define JENSEN_MEM (0xfffffc0200000000UL) /* sparse!! */
+
+/*
+ * With respect to the I/O architecture, APECS and LCA are identical,
+ * so the following defines apply to LCA as well.
+ */
+#define APECS_IO_BASE (0xfffffc01c0000000UL)
+#define APECS_DENSE_MEM (0xfffffc0300000000UL)
+
+#define ALCOR_IO_BASE (0xfffffc8580000000UL)
+#define ALCOR_DENSE_MEM (0xfffffc8600000000UL)
+
enum {
IOSYS_JENSEN = 0, IOSYS_APECS = 1, IOSYS_ALCOR = 2
@@ -78,58 +82,75 @@ struct ioswtch {
static struct platform {
const char *name;
int io_sys;
+ unsigned long bus_memory_base;
} platform[] = {
- {"Alcor", IOSYS_ALCOR},
- {"Avanti", IOSYS_APECS},
- {"Cabriolet", IOSYS_APECS},
- {"EB64+", IOSYS_APECS},
- {"EB66", IOSYS_APECS},
- {"EB66P", IOSYS_APECS},
- {"Jensen", IOSYS_JENSEN},
- {"Mustang", IOSYS_APECS},
- {"Noname", IOSYS_APECS},
+ {"Alcor", IOSYS_ALCOR, ALCOR_DENSE_MEM},
+ {"Avanti", IOSYS_APECS, APECS_DENSE_MEM},
+ {"Cabriolet", IOSYS_APECS, APECS_DENSE_MEM},
+ {"EB164", IOSYS_ALCOR, ALCOR_DENSE_MEM},
+ {"EB64+", IOSYS_APECS, APECS_DENSE_MEM},
+ {"EB66", IOSYS_APECS, APECS_DENSE_MEM}, /* LCA same as APECS */
+ {"EB66P", IOSYS_APECS, APECS_DENSE_MEM}, /* LCA same as APECS */
+ {"Jensen", IOSYS_JENSEN, JENSEN_MEM},
+ {"Mustang", IOSYS_APECS, APECS_DENSE_MEM},
+ {"Noname", IOSYS_APECS, APECS_DENSE_MEM}, /* LCA same as APECS */
};
static struct {
- struct hae hae;
+ struct hae {
+ unsigned long cache;
+ unsigned long * reg;
+ } hae;
unsigned long base;
struct ioswtch * swp;
int sys;
} io;
+static unsigned long bus_memory_base = -1;
+
+extern void __sethae (unsigned long); /* we can't use asm/io.h */
+
static inline unsigned long
port_to_cpu_addr (unsigned long port, int iosys, int size)
{
- if (iosys == IOSYS_JENSEN) {
- return (port << 7) + ((size - 1) << 4) + io.base;
- } else {
- return (port << 5) + ((size - 1) << 3) + io.base;
- }
+ if (iosys == IOSYS_JENSEN)
+ {
+ return (port << 7) + ((size - 1) << 4) + io.base;
+ }
+ else
+ {
+ return (port << 5) + ((size - 1) << 3) + io.base;
+ }
}
static inline void
inline_sethae (unsigned long addr, int iosys)
{
- if (iosys == IOSYS_JENSEN) {
- /* hae on the Jensen is bits 31:25 shifted right */
- addr >>= 25;
- if (addr != io.hae.cache) {
- __sethae (addr);
- io.hae.cache = addr;
+ if (iosys == IOSYS_JENSEN)
+ {
+ /* hae on the Jensen is bits 31:25 shifted right */
+ addr >>= 25;
+ if (addr != io.hae.cache)
+ {
+ __sethae (addr);
+ io.hae.cache = addr;
+ }
}
- } else {
- unsigned long msb;
-
- /* no need to set hae if msb is 0: */
- msb = addr & 0xf8000000;
- if (msb && msb != io.hae.cache) {
- __sethae (msb);
- io.hae.cache = msb;
+ else
+ {
+ unsigned long msb;
+
+ /* no need to set hae if msb is 0: */
+ msb = addr & 0xf8000000;
+ if (msb && msb != io.hae.cache)
+ {
+ __sethae (msb);
+ io.hae.cache = msb;
+ }
}
- }
}
@@ -263,22 +284,56 @@ struct ioswtch ioswtch[] = {
};
+/*
+ * Initialize I/O system. To determine what I/O system we're dealing
+ * with, we first try to read the value of symlink PATH_ALPHA_SYSTYPE,
+ * if that fails, we lookup the "system type" field in /proc/cpuinfo.
+ * If that fails as well, we give up.
+ */
static int
init_iosys (void)
{
- char name[256], value[256];
- FILE * fp;
- int i;
+ char systype[256];
+ int i, n;
- fp = fopen (PATH_CPUINFO, "r");
- if (!fp)
- return -1;
+ n = readlink(PATH_ALPHA_SYSTYPE, systype, sizeof(systype) - 1);
+ if (n > 0)
+ {
+ systype[n] = '\0';
+ }
+ else
+ {
+ char name[256];
+ FILE * fp;
+
+ fp = fopen (PATH_CPUINFO, "r");
+ if (!fp)
+ return -1;
+ while ((n = fscanf (fp, "%256[^:]: %256[^\n]\n", name, systype)) != EOF)
+ {
+ if (n == 2 && strncmp (name, "system type", 11) == 0) {
+ break;
+ }
+ }
+ fclose(fp);
+
+ if (n == EOF)
+ {
+ /* this can happen if the format of /proc/cpuinfo changes... */
+ fprintf(stderr,
+ "ioperm.init_iosys(): Unable to determine system type.\n"
+ "\t(May need " PATH_ALPHA_SYSTYPE " symlink?)\n");
+ errno = ENODEV;
+ return -1;
+ }
+ }
- while (fscanf (fp, "%256[^:]: %256[^\n]\n", name, value) == 2) {
- if (strncmp (name, "system type", 11) == 0) {
- for (i = 0; i < sizeof (platform) / sizeof (platform[0]); ++i) {
- if (strcmp (platform[i].name, value) == 0) {
- fclose (fp);
+ /* translate systype name into i/o system: */
+ for (i = 0; i < sizeof (platform) / sizeof (platform[0]); ++i)
+ {
+ if (strcmp (platform[i].name, systype) == 0)
+ {
+ bus_memory_base = platform[i].bus_memory_base;
io.sys = platform[i].io_sys;
if (io.sys == IOSYS_JENSEN)
io.swp = &ioswtch[0];
@@ -286,11 +341,10 @@ init_iosys (void)
io.swp = &ioswtch[1];
return 0;
}
- }
}
- }
- fclose (fp);
- errno = ENODEV;
+
+ /* systype is not a know platform name... */
+ errno = EINVAL;
return -1;
}
@@ -305,49 +359,55 @@ _ioperm (unsigned long from, unsigned long num, int turn_on)
return -1;
/* this test isn't as silly as it may look like; consider overflows! */
- if (from >= MAX_PORT || from + num > MAX_PORT) {
- errno = EINVAL;
- return -1;
- }
+ if (from >= MAX_PORT || from + num > MAX_PORT)
+ {
+ errno = EINVAL;
+ return -1;
+ }
- if (turn_on) {
- if (!io.base) {
- unsigned long base;
- int fd;
-
- io.hae.reg = 0; /* not used in user-level */
- io.hae.cache = 0;
- __sethae (io.hae.cache); /* synchronize with hw */
-
- fd = open ("/dev/mem", O_RDWR);
- if (fd < 0)
- return fd;
-
- switch (io.sys) {
- case IOSYS_JENSEN: base = JENSEN_IO_BASE; break;
- case IOSYS_APECS: base = APECS_IO_BASE; break;
- case IOSYS_ALCOR: base = ALCOR_IO_BASE; break;
- default:
- errno = ENODEV;
- return -1;
- }
- addr = port_to_cpu_addr (from, io.sys, 1);
- addr &= PAGE_MASK;
- len = port_to_cpu_addr (MAX_PORT, io.sys, 1) - addr;
- io.base =
- (unsigned long) __mmap (0, len, PROT_NONE, MAP_SHARED, fd, base);
- close (fd);
- if ((long) io.base == -1)
- return -1;
+ if (turn_on)
+ {
+ if (!io.base)
+ {
+ unsigned long base;
+ int fd;
+
+ io.hae.reg = 0; /* not used in user-level */
+ io.hae.cache = 0;
+ __sethae (io.hae.cache); /* synchronize with hw */
+
+ fd = open ("/dev/mem", O_RDWR);
+ if (fd < 0)
+ return fd;
+
+ switch (io.sys)
+ {
+ case IOSYS_JENSEN: base = JENSEN_IO_BASE; break;
+ case IOSYS_APECS: base = APECS_IO_BASE; break;
+ case IOSYS_ALCOR: base = ALCOR_IO_BASE; break;
+ default:
+ errno = ENODEV;
+ return -1;
+ }
+ addr = port_to_cpu_addr (from, io.sys, 1);
+ addr &= PAGE_MASK;
+ len = port_to_cpu_addr (MAX_PORT, io.sys, 1) - addr;
+ io.base =
+ (unsigned long) __mmap (0, len, PROT_NONE, MAP_SHARED, fd, base);
+ close (fd);
+ if ((long) io.base == -1)
+ return -1;
+ }
+ prot = PROT_READ | PROT_WRITE;
}
- prot = PROT_READ | PROT_WRITE;
- } else {
- if (!io.base)
- return 0; /* never was turned on... */
+ else
+ {
+ if (!io.base)
+ return 0; /* never was turned on... */
- /* turnoff access to relevant pages: */
- prot = PROT_NONE;
- }
+ /* turnoff access to relevant pages: */
+ prot = PROT_NONE;
+ }
addr = port_to_cpu_addr (from, io.sys, 1);
addr &= PAGE_MASK;
len = port_to_cpu_addr (from + num, io.sys, 1) - addr;
@@ -358,13 +418,15 @@ _ioperm (unsigned long from, unsigned long num, int turn_on)
int
_iopl (unsigned int level)
{
- if (level > 3) {
+ if (level > 3)
+ {
errno = EINVAL;
return -1;
- }
- if (level) {
+ }
+ if (level)
+ {
return _ioperm (0, MAX_PORT, 1);
- }
+ }
return 0;
}
@@ -430,6 +492,14 @@ _inl (unsigned long port)
}
+unsigned long
+_bus_base(void)
+{
+ if (!io.swp && init_iosys () < 0)
+ return -1;
+ return bus_memory_base;
+}
+
weak_alias (_sethae, sethae);
weak_alias (_ioperm, ioperm);
weak_alias (_iopl, iopl);
@@ -439,3 +509,4 @@ weak_alias (_inl, inl);
weak_alias (_outb, outb);
weak_alias (_outw, outw);
weak_alias (_outl, outl);
+weak_alias (_bus_base, bus_base);
diff --git a/sysdeps/unix/sysv/linux/alpha/profil-counter.h b/sysdeps/unix/sysv/linux/alpha/llseek.S
index 6ab5a88c49..7f2a49172a 100644
--- a/sysdeps/unix/sysv/linux/alpha/profil-counter.h
+++ b/sysdeps/unix/sysv/linux/alpha/llseek.S
@@ -1,7 +1,5 @@
-/* Low-level statistical profiling support function. Mostly POSIX.1 version.
-Copyright (C) 1996 Free Software Foundation, Inc.
-Contributed by David Mosberger <davidm@azstarnet.com>
-This file is part of the GNU C Library.
+/* Copyright (C) 1993, 1995 Free Software Foundation, Inc.
+ Contributed by David Mosberger (davidm@cs.arizona.edu).
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
@@ -18,11 +16,34 @@ License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
-#include <asm/sigcontext.h>
+/* For compatibility only: a "long" is 64 bits on the Alpha, so
+ llseek() isn't really needed. But there are some programs out
+ there who may depend on it being around.
+*/
-void
-profil_counter (int signal, long a1, long a2, long a3, long a4, long a5,
- struct sigcontext_struct sc)
-{
- profil_count((void *) sc.sc_pc);
-}
+#include <sysdep.h>
+
+ .text
+ENTRY(llseek)
+ .prologue 0
+
+ mov a3, t0 /* save result address */
+
+ sll a1, 32, a1 /* build a 64 bit ofs out of 32 bit operands */
+ zap a2, 0xf0, a2
+ bis a2, a1, a1
+
+ mov a4, a2 /* shift down whence */
+
+ ldi v0, __NR_lseek
+ call_pal PAL_callsys
+ bne a3, error
+
+ stq v0, 0(t0)
+ ret
+
+error: br gp, 1f
+1: ldgp gp, 0(gp)
+ jmp zero, syscall_error
+
+ .end llseek
diff --git a/sysdeps/unix/sysv/linux/alpha/pipe.S b/sysdeps/unix/sysv/linux/alpha/pipe.S
index f613b08fe0..40958466a4 100644
--- a/sysdeps/unix/sysv/linux/alpha/pipe.S
+++ b/sysdeps/unix/sysv/linux/alpha/pipe.S
@@ -21,7 +21,7 @@ Cambridge, MA 02139, USA. */
#include <sysdep.h>
.text
-ENTRY(__pipe)
+LEAF(__pipe, 0)
.prologue 0
ldi v0, __NR_pipe
@@ -35,8 +35,7 @@ ENTRY(__pipe)
error: br gp, 1f
1: ldgp gp, 0(gp)
- lda pv, syscall_error
- jmp zero, (pv)
+ jmp zero, syscall_error
.end __pipe
diff --git a/sysdeps/unix/sysv/linux/alpha/speed.c b/sysdeps/unix/sysv/linux/alpha/speed.c
index b61cfbbfe3..40bf6c50bb 100644
--- a/sysdeps/unix/sysv/linux/alpha/speed.c
+++ b/sysdeps/unix/sysv/linux/alpha/speed.c
@@ -42,6 +42,7 @@ static const speed_t speeds[] =
57600,
115200,
230400,
+ 460800,
};
diff --git a/sysdeps/unix/sysv/linux/alpha/statbuf.h b/sysdeps/unix/sysv/linux/alpha/statbuf.h
new file mode 100644
index 0000000000..e0e7a8ae37
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/alpha/statbuf.h
@@ -0,0 +1,75 @@
+/* Copyright (C) 1993 Free Software Foundation, Inc.
+ Contributed by Brendan Kehoe (brendan@zen.org).
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#ifndef _STATBUF_H
+#define _STATBUF_H
+
+#include <gnu/types.h>
+
+/* Structure describing file characteristics. */
+struct stat
+ {
+ int st_dev; /* Device. */
+ unsigned int st_ino; /* File serial number. */
+ unsigned int st_mode; /* File mode. */
+ unsigned int st_nlink; /* Link count. */
+ unsigned int st_uid; /* User ID of the file's owner. */
+ unsigned int st_gid; /* Group ID of the file's group.*/
+ int st_rdev; /* Device number, if device. */
+
+ long st_size; /* Size of file, in bytes. */
+
+ int st_atime; /* Time of last access. */
+ int st_atime_usec;
+ int st_mtime; /* Time of last modification. */
+ int st_mtime_usec;
+ int st_ctime; /* Time of last status change. */
+ int st_ctime_usec;
+
+ unsigned int st_blksize; /* Optimal block size for I/O. */
+#define _STATBUF_ST_BLKSIZE /* Tell code we have this member. */
+
+ int st_blocks; /* Number of 512-byte blocks allocated. */
+ unsigned int st_flags;
+ unsigned int st_gen;
+ };
+
+/* Encoding of the file mode. */
+
+#define __S_IFMT 0170000 /* These bits determine file type. */
+
+/* File types. */
+#define __S_IFDIR 0040000 /* Directory. */
+#define __S_IFCHR 0020000 /* Character device. */
+#define __S_IFBLK 0060000 /* Block device. */
+#define __S_IFREG 0100000 /* Regular file. */
+#define __S_IFIFO 0010000 /* FIFO. */
+
+#define __S_IFLNK 0120000 /* Symbolic link. */
+#define __S_IFSOCK 0140000 /* Socket. */
+
+/* Protection bits. */
+
+#define __S_ISUID 04000 /* Set user ID on execution. */
+#define __S_ISGID 02000 /* Set group ID on execution. */
+#define __S_ISVTX 01000 /* Save swapped text after use (sticky). */
+#define __S_IREAD 0400 /* Read by owner. */
+#define __S_IWRITE 0200 /* Write by owner. */
+#define __S_IEXEC 0100 /* Execute by owner. */
+
+#endif /* statbuf.h */
diff --git a/sysdeps/unix/sysv/linux/alpha/syscall.S b/sysdeps/unix/sysv/linux/alpha/syscall.S
index 54a8484c58..c80a523239 100644
--- a/sysdeps/unix/sysv/linux/alpha/syscall.S
+++ b/sysdeps/unix/sysv/linux/alpha/syscall.S
@@ -41,21 +41,20 @@ Cambridge, MA 02139, USA. */
*/
-1: br gp,2f
-2: ldgp gp,0(gp)
- jmp zero,syscall_error
-
-
-ENTRY (__syscall)
- bis a0,a0,v0 # Syscall number -> v0
- bis a1,a1,a0 # arg1-arg5 -> a0-a4
- bis a2,a2,a1
- bis a3,a3,a2
- bis a4,a4,a3
- bis a5,a5,a4
+LEAF(__syscall, 0)
+ bis a0, a0, v0 # Syscall number -> v0
+ bis a1, a1, a0 # arg1-arg5 -> a0-a4
+ bis a2, a2, a1
+ bis a3, a3, a2
+ bis a4, a4, a3
+ bis a5, a5, a4
call_pal PAL_callsys # Invoke system call
- bne a3,1b
+ bne a3, error
ret
+error: br gp, 2f
+2: ldgp gp, 0(gp)
+ jmp zero, syscall_error
+
weak_alias(__syscall, syscall)
diff --git a/sysdeps/unix/sysv/linux/alpha/syscalls.list b/sysdeps/unix/sysv/linux/alpha/syscalls.list
index a842908901..4a52bf2818 100644
--- a/sysdeps/unix/sysv/linux/alpha/syscalls.list
+++ b/sysdeps/unix/sysv/linux/alpha/syscalls.list
@@ -33,13 +33,16 @@ bind - bind 3 __bind bind
connect - connect 3 __connect connect
getpeername - getpeername 3 __getpeername getpeername
getsockname - getsockname 3 __getsockname getsockname
+getsockopt - getsockopt 5 __getsockopt getsockopt
listen - listen 2 __listen listen
recv - recv 4 __recv recv
recvfrom - recvfrom 6 __recvfrom recvfrom
recvmsg - recvmsg 3 __recvmsg recvmsg
+ptrace - ptrace 4 __ptrace ptrace
send - send 4 __send send
sendmsg - sendmsg 3 __sendmsg sendmsg
sendto - sendto 6 __sendto sendto
setsockopt - setsockopt 5 __setsockopt setsockopt
shutdown - shutdown 2 __shutdown shutdown
socketpair - socketpair 4 __socketpair socketpair
+sysctl - _sysctl 6 sysctl
diff --git a/sysdeps/unix/sysv/linux/alpha/sysdep.S b/sysdeps/unix/sysv/linux/alpha/sysdep.S
index 74b153e7b9..84582f404e 100644
--- a/sysdeps/unix/sysv/linux/alpha/sysdep.S
+++ b/sysdeps/unix/sysv/linux/alpha/sysdep.S
@@ -20,11 +20,12 @@ Cambridge, MA 02139, USA. */
#define _ERRNO_H
#include <errnos.h>
-ENTRY(syscall_error)
+LEAF(syscall_error, 0)
+ .prologue 1
+
/* Store return value in errno... */
ldgp gp, 0(t12)
- lda t0, errno
- stl v0, 0(t0)
+ stl v0, errno
/* And just kick back a -1. */
ldi v0, -1
diff --git a/sysdeps/unix/sysv/linux/alpha/sysdep.h b/sysdeps/unix/sysv/linux/alpha/sysdep.h
index febfa3a4fb..627b37e4fb 100644
--- a/sysdeps/unix/sysv/linux/alpha/sysdep.h
+++ b/sysdeps/unix/sysv/linux/alpha/sysdep.h
@@ -17,9 +17,6 @@ License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
-/* In the Linux ELF and ECOFF worlds, C symbols are asm symbols. */
-#define NO_UNDERSCORES
-
#ifdef ASSEMBLER
#include <asm/pal.h>
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 18:59:17 +0000