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authorFernando Sahmkow <fsahmkow27@gmail.com>2020-02-25 03:04:12 +0100
committerFernando Sahmkow <fsahmkow27@gmail.com>2020-06-27 17:35:06 +0200
commite31425df3877636c098ec7426ebd2067920715cb (patch)
tree5c0fc518a4ebb8413c491b43a9fdd99450c7bd80 /src/core/arm/unicorn
parentMerge pull request #3396 from FernandoS27/prometheus-1 (diff)
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Diffstat (limited to 'src/core/arm/unicorn')
-rw-r--r--src/core/arm/unicorn/arm_unicorn.cpp14
-rw-r--r--src/core/arm/unicorn/arm_unicorn.h3
2 files changed, 11 insertions, 6 deletions
diff --git a/src/core/arm/unicorn/arm_unicorn.cpp b/src/core/arm/unicorn/arm_unicorn.cpp
index e40e9626a..0393fe641 100644
--- a/src/core/arm/unicorn/arm_unicorn.cpp
+++ b/src/core/arm/unicorn/arm_unicorn.cpp
@@ -6,6 +6,7 @@
#include <unicorn/arm64.h>
#include "common/assert.h"
#include "common/microprofile.h"
+#include "core/arm/cpu_interrupt_handler.h"
#include "core/arm/unicorn/arm_unicorn.h"
#include "core/core.h"
#include "core/core_timing.h"
@@ -62,7 +63,8 @@ static bool UnmappedMemoryHook(uc_engine* uc, uc_mem_type type, u64 addr, int si
return false;
}
-ARM_Unicorn::ARM_Unicorn(System& system, Arch architecture) : ARM_Interface{system} {
+ARM_Unicorn::ARM_Unicorn(System& system, CPUInterruptHandler& interrupt_handler, Arch architecture)
+ : ARM_Interface{system, interrupt_handler} {
const auto arch = architecture == Arch::AArch32 ? UC_ARCH_ARM : UC_ARCH_ARM64;
CHECKED(uc_open(arch, UC_MODE_ARM, &uc));
@@ -160,8 +162,12 @@ void ARM_Unicorn::Run() {
if (GDBStub::IsServerEnabled()) {
ExecuteInstructions(std::max(4000000U, 0U));
} else {
- ExecuteInstructions(
- std::max(std::size_t(system.CoreTiming().GetDowncount()), std::size_t{0}));
+ while (true) {
+ if (interrupt_handler.IsInterrupted()) {
+ return;
+ }
+ ExecuteInstructions(10);
+ }
}
}
@@ -183,8 +189,6 @@ void ARM_Unicorn::ExecuteInstructions(std::size_t num_instructions) {
UC_PROT_READ | UC_PROT_WRITE | UC_PROT_EXEC, page_buffer.data()));
CHECKED(uc_emu_start(uc, GetPC(), 1ULL << 63, 0, num_instructions));
CHECKED(uc_mem_unmap(uc, map_addr, page_buffer.size()));
-
- system.CoreTiming().AddTicks(num_instructions);
if (GDBStub::IsServerEnabled()) {
if (last_bkpt_hit && last_bkpt.type == GDBStub::BreakpointType::Execute) {
uc_reg_write(uc, UC_ARM64_REG_PC, &last_bkpt.address);
diff --git a/src/core/arm/unicorn/arm_unicorn.h b/src/core/arm/unicorn/arm_unicorn.h
index 725c65085..0a4c087cd 100644
--- a/src/core/arm/unicorn/arm_unicorn.h
+++ b/src/core/arm/unicorn/arm_unicorn.h
@@ -11,6 +11,7 @@
namespace Core {
+class CPUInterruptHandler;
class System;
class ARM_Unicorn final : public ARM_Interface {
@@ -20,7 +21,7 @@ public:
AArch64, // 64-bit ARM
};
- explicit ARM_Unicorn(System& system, Arch architecture);
+ explicit ARM_Unicorn(System& system, CPUInterruptHandler& interrupt_handler, Arch architecture);
~ARM_Unicorn() override;
void SetPC(u64 pc) override;