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ia64 fixes

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1846 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2006-04-24 20:32:17 +00:00
parent ad1a5b7853
commit fd4a43e4e2
6 changed files with 9 additions and 40 deletions
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3
Makefile.target
View file

@ -252,9 +252,6 @@ ifeq ($(findstring m68k, $(TARGET_ARCH) $(ARCH)),m68k)
LIBOBJS+=m68k-dis.o
endif
ifeq ($(ARCH),ia64)
OBJS += ia64-syscall.o
endif
ifdef CONFIG_GDBSTUB
OBJS+=gdbstub.o
endif

3
cpu-exec.c
View file

@ -1363,7 +1363,6 @@ int cpu_signal_handler(int host_signum, struct siginfo *info,
#ifndef __ISR_VALID
/* This ought to be in <bits/siginfo.h>... */
# define __ISR_VALID 1
# define si_flags _sifields._sigfault._si_pad0
#endif
int cpu_signal_handler(int host_signum, struct siginfo *info, void *puc)
@ -1379,7 +1378,7 @@ int cpu_signal_handler(int host_signum, struct siginfo *info, void *puc)
case SIGSEGV:
case SIGBUS:
case SIGTRAP:
if (info->si_code && (info->si_flags & __ISR_VALID))
if (info->si_code && (info->si_segvflags & __ISR_VALID))
/* ISR.W (write-access) is bit 33: */
is_write = (info->si_isr >> 33) & 1;
break;

6
dyngen.c
View file

@ -2475,10 +2475,12 @@ fprintf(outfile,
);
#ifdef HOST_IA64
fprintf(outfile,
" ia64_apply_fixes(&gen_code_ptr, ltoff_fixes, "
" {\n"
" extern char code_gen_buffer[];\n"
" ia64_apply_fixes(&gen_code_ptr, ltoff_fixes, "
"(uint64_t) code_gen_buffer + 2*(1<<20), plt_fixes,\n\t\t\t"
"sizeof(plt_target)/sizeof(plt_target[0]),\n\t\t\t"
"plt_target, plt_offset);\n");
"plt_target, plt_offset);\n }\n");
#endif
/* generate some code patching */

3
dyngen.h
View file

@ -420,6 +420,9 @@ static inline void ia64_apply_fixes (uint8_t **gen_code_pp,
}
ia64_imm22(fixup->addr, (long) vp - gp);
}
/* Keep code ptr aligned. */
if ((long) gen_code_ptr & 15)
gen_code_ptr += 8;
*gen_code_pp = gen_code_ptr;
}

32
ia64-syscall.S
View file

@ -1,32 +0,0 @@
/* derived from glibc sysdeps/unix/sysv/linux/ia64/sysdep.S */
#define __ASSEMBLY__
#include <asm/asmmacro.h>
#include <asm/unistd.h>
ENTRY(__syscall_error)
.prologue ASM_UNW_PRLG_RP|ASM_UNW_PRLG_PFS, ASM_UNW_PRLG_GRSAVE(0)
alloc r33=ar.pfs, 0, 4, 0, 0
mov r32=rp
.body
mov r35=r8
mov r34=r1
;;
br.call.sptk.many b0 = __errno_location
.Lret0: /* force new bundle */
st4 [r8]=r35
mov r1=r34
mov rp=r32
mov r8=-1
mov ar.pfs=r33
br.ret.sptk.few b0
END(__syscall_error)
GLOBAL_ENTRY(__ia64_syscall)
mov r15=r37 /* syscall number */
break __BREAK_SYSCALL
cmp.eq p6,p0=-1,r10 /* r10 = -1 on error */
(p6) br.cond.spnt.few __syscall_error
br.ret.sptk.few b0
.endp __ia64_syscall

2
linux-user/syscall.c
View file

@ -1623,7 +1623,7 @@ int do_fork(CPUState *env, unsigned int flags, unsigned long newsp)
#endif
new_env->opaque = ts;
#ifdef __ia64__
ret = clone2(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env);
ret = __clone2(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env);
#else
ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env);
#endif