mirror/xemu
3
0
Fork 0
mirror of https://github.com/mborgerson/xemu.git synced 2025-12-01 16:10:01 +00:00
Code Issues Projects Releases Wiki Activity

sigtrap support

Browse Source 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@147 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard
2003-05-10 15:10:36 +00:00
parent 564c8f9978
commit 447db2139a
5 changed files with 43 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
linux-user/main.c
View File

@ -166,7 +166,7 @@ void cpu_loop(CPUX86State *env)
break;
case EXCP00_DIVZ:
if (env->eflags & VM_MASK) {
do_int(env, trapnr);
handle_vm86_trap(env, trapnr);
} else {
/* division by zero */
info.si_signo = SIGFPE;
@ -176,10 +176,27 @@ void cpu_loop(CPUX86State *env)
queue_signal(info.si_signo, &info);
}
break;
case EXCP01_SSTP:
case EXCP03_INT3:
if (env->eflags & VM_MASK) {
handle_vm86_trap(env, trapnr);
} else {
info.si_signo = SIGTRAP;
info.si_errno = 0;
if (trapnr == EXCP01_SSTP) {
info.si_code = TARGET_TRAP_BRKPT;
info._sifields._sigfault._addr = env->eip;
} else {
info.si_code = TARGET_SI_KERNEL;
info._sifields._sigfault._addr = 0;
}
queue_signal(info.si_signo, &info);
}
break;
case EXCP04_INTO:
case EXCP05_BOUND:
if (env->eflags & VM_MASK) {
do_int(env, trapnr);
handle_vm86_trap(env, trapnr);
} else {
info.si_signo = SIGSEGV;
info.si_errno = 0;