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call int80 callback from x86_64 syscall helper

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Ryan Hileman 2015-08-21 16:24:21 -07:00
parent 1c72fdb627
commit 0ac3cf99d4
1 changed files with 11 additions and 0 deletions
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11
qemu/target-i386/seg_helper.c
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@ -22,6 +22,7 @@
#include "qemu/log.h" #include "qemu/log.h"
#include "exec/helper-proto.h" #include "exec/helper-proto.h"
#include "exec/cpu_ldst.h" #include "exec/cpu_ldst.h"
#include "uc_priv.h"
//#define DEBUG_PCALL //#define DEBUG_PCALL
@ -944,6 +945,16 @@ void helper_syscall(CPUX86State *env, int next_eip_addend)
#else #else
void helper_syscall(CPUX86State *env, int next_eip_addend) void helper_syscall(CPUX86State *env, int next_eip_addend)
{ {
// Unicorn: call interrupt callback if registered
struct uc_struct *uc = env->uc;
if (uc->hook_intr_idx) {
((uc_cb_hookintr_t)uc->hook_callbacks[uc->hook_intr_idx].callback)(
(uch)uc, 80,
uc->hook_callbacks[uc->hook_intr_idx].user_data);
env->eip += next_eip_addend;
return;
}
int selector; int selector;
if (!(env->efer & MSR_EFER_SCE)) { if (!(env->efer & MSR_EFER_SCE)) {