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Suspend/resume working.

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This commit is contained in:
Ben Vanik
2013-12-23 19:46:35 -08:00
parent dc48b0a85a
commit 98efc7ddfa
11 changed files with 95 additions and 28 deletions
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8
src/alloy/backend/ivm/ivm_function.cc
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@@ -119,11 +119,19 @@ int IVMFunction::CallImpl(ThreadState* thread_state, uint64_t return_address) {
ics.return_address = return_address;
ics.call_return_address = 0;
volatile int* suspend_flag_address = thread_state->suspend_flag_address();
// TODO(benvanik): DID_CARRY -- need HIR to set a OPCODE_FLAG_SET_CARRY
// or something so the fns can set an ics flag.
uint32_t ia = 0;
while (true) {
// Check suspend. We could do this only on certain instructions, if we
// wanted to speed things up.
if (*suspend_flag_address) {
thread_state->EnterSuspend();
}
IntCode* i = &intcodes_[ia];
if (i->debug_flags) {