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authorbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2005-04-07 22:20:31 +0000
committerbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2005-04-07 22:20:31 +0000
commitb8076a748d52db5f5258c29fe342b8593a0b9914 (patch)
treec17325b7b231aad483da0f327e45d3914d14e318 /cpu-exec.c
parent7a674b136337ac195b2a983f4a6b81f1c50c715e (diff)
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ia64 host support (David Mosberger)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1360 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'cpu-exec.c')
-rw-r--r--cpu-exec.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/cpu-exec.c b/cpu-exec.c
index 432e602..59f1277 100644
--- a/cpu-exec.c
+++ b/cpu-exec.c
@@ -573,6 +573,15 @@ int cpu_exec(CPUState *env1)
);
}
}
+#elif defined(__ia64)
+ struct fptr {
+ void *ip;
+ void *gp;
+ } fp;
+
+ fp.ip = tc_ptr;
+ fp.gp = code_gen_buffer + 2 * (1 << 20);
+ (*(void (*)(void)) &fp)();
#else
gen_func();
#endif
@@ -1118,6 +1127,40 @@ int cpu_signal_handler(int host_signum, struct siginfo *info,
&uc->uc_sigmask, puc);
}
+#elif defined(__ia64)
+
+#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)
+{
+ struct ucontext *uc = puc;
+ unsigned long ip;
+ int is_write = 0;
+
+ ip = uc->uc_mcontext.sc_ip;
+ switch (host_signum) {
+ case SIGILL:
+ case SIGFPE:
+ case SIGSEGV:
+ case SIGBUS:
+ case SIGTRAP:
+ if (info->si_code && (info->si_flags & __ISR_VALID))
+ /* ISR.W (write-access) is bit 33: */
+ is_write = (info->si_isr >> 33) & 1;
+ break;
+
+ default:
+ break;
+ }
+ return handle_cpu_signal(ip, (unsigned long)info->si_addr,
+ is_write,
+ &uc->uc_sigmask, puc);
+}
+
#else
#error host CPU specific signal handler needed