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linux-next/arch/um/sys-x86_64/user-offsets.c
Jeff Dike b32eb52e40 uml: remove unused sigcontext accessors
The macros which extract registers from a struct sigcontext are no longer
needed and can be removed.  They are starting not to build anyway, given the
removal of the 'e' and 'r' from register names during the x86 merge.

Cc: Jiri Olsa <olsajiri@gmail.com>
Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-02-23 17:12:15 -08:00

67 lines
1.7 KiB
C

#include <stdio.h>
#include <stddef.h>
#include <signal.h>
#include <sys/poll.h>
#include <sys/mman.h>
#include <sys/user.h>
#define __FRAME_OFFSETS
#include <asm/ptrace.h>
#include <asm/types.h>
#define DEFINE(sym, val) \
asm volatile("\n->" #sym " %0 " #val : : "i" (val))
#define DEFINE_LONGS(sym, val) \
asm volatile("\n->" #sym " %0 " #val : : "i" (val/sizeof(unsigned long)))
#define OFFSET(sym, str, mem) \
DEFINE(sym, offsetof(struct str, mem));
void foo(void)
{
OFFSET(HOST_SC_CR2, sigcontext, cr2);
OFFSET(HOST_SC_ERR, sigcontext, err);
OFFSET(HOST_SC_TRAPNO, sigcontext, trapno);
DEFINE(HOST_FP_SIZE, sizeof(struct _fpstate) / sizeof(unsigned long));
DEFINE(HOST_XFP_SIZE, 0);
DEFINE_LONGS(HOST_RBX, RBX);
DEFINE_LONGS(HOST_RCX, RCX);
DEFINE_LONGS(HOST_RDI, RDI);
DEFINE_LONGS(HOST_RSI, RSI);
DEFINE_LONGS(HOST_RDX, RDX);
DEFINE_LONGS(HOST_RBP, RBP);
DEFINE_LONGS(HOST_RAX, RAX);
DEFINE_LONGS(HOST_R8, R8);
DEFINE_LONGS(HOST_R9, R9);
DEFINE_LONGS(HOST_R10, R10);
DEFINE_LONGS(HOST_R11, R11);
DEFINE_LONGS(HOST_R12, R12);
DEFINE_LONGS(HOST_R13, R13);
DEFINE_LONGS(HOST_R14, R14);
DEFINE_LONGS(HOST_R15, R15);
DEFINE_LONGS(HOST_ORIG_RAX, ORIG_RAX);
DEFINE_LONGS(HOST_CS, CS);
DEFINE_LONGS(HOST_SS, SS);
DEFINE_LONGS(HOST_EFLAGS, EFLAGS);
#if 0
DEFINE_LONGS(HOST_FS, FS);
DEFINE_LONGS(HOST_GS, GS);
DEFINE_LONGS(HOST_DS, DS);
DEFINE_LONGS(HOST_ES, ES);
#endif
DEFINE_LONGS(HOST_IP, RIP);
DEFINE_LONGS(HOST_SP, RSP);
DEFINE(UM_FRAME_SIZE, sizeof(struct user_regs_struct));
/* XXX Duplicated between i386 and x86_64 */
DEFINE(UM_POLLIN, POLLIN);
DEFINE(UM_POLLPRI, POLLPRI);
DEFINE(UM_POLLOUT, POLLOUT);
DEFINE(UM_PROT_READ, PROT_READ);
DEFINE(UM_PROT_WRITE, PROT_WRITE);
DEFINE(UM_PROT_EXEC, PROT_EXEC);
}