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do not use syscall to quit emulation. this can fix issues #147 & #148

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Nguyen Anh Quynh
2015-09-26 16:49:00 +08:00
parent 79b81e6ae4
commit 886946dcf4
22 changed files with 57 additions and 29 deletions
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7
qemu/target-mips/translate.c
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@ -19211,7 +19211,8 @@ gen_intermediate_code_internal(MIPSCPU *cpu, TranslationBlock *tb,
// Unicorn: early check to see if the address of this block is the until address
if (tb->pc == env->uc->addr_end) {
gen_tb_start(tcg_ctx);
generate_exception(&ctx, EXCP_SYSCALL);
gen_helper_wait(tcg_ctx, tcg_ctx->cpu_env);
ctx.bstate = BS_EXCP;
goto done_generating;
}
@ -19229,6 +19230,7 @@ gen_intermediate_code_internal(MIPSCPU *cpu, TranslationBlock *tb,
gen_tb_start(tcg_ctx);
while (ctx.bstate == BS_NONE) {
// printf(">>> mips pc = %x\n", ctx.pc);
if (unlikely(!QTAILQ_EMPTY(&cs->breakpoints))) {
QTAILQ_FOREACH(bp, &cs->breakpoints, entry) {
if (bp->pc == ctx.pc) {
@ -19261,7 +19263,8 @@ gen_intermediate_code_internal(MIPSCPU *cpu, TranslationBlock *tb,
// Unicorn: end address tells us to stop emulation
if (ctx.pc == ctx.uc->addr_end) {
generate_exception(&ctx, EXCP_SYSCALL);
gen_helper_wait(tcg_ctx, tcg_ctx->cpu_env);
ctx.bstate = BS_EXCP;
break;
} else {
// Unicorn: save param buffer