tests/A32: Add a SVC call test

tests/A32/test_svc.cpp

@@ -0,0 +1,39 @@
+/* This file is part of the dynarmic project.
+ * Copyright (c) 2022 MerryMage
+ * SPDX-License-Identifier: 0BSD
+ */
+
+#include <optional>
+
+#include <catch2/catch.hpp>
+
+#include "./testenv.h"
+
+using namespace Dynarmic;
+
+class ArmSvcTestEnv : public ArmTestEnv {
+public:
+    std::optional<u32> svc_called = std::nullopt;
+    void CallSVC(u32 swi) override {
+        svc_called = swi;
+    }
+};
+
+TEST_CASE("arm: svc", "[arm][A32]") {
+    ArmSvcTestEnv test_env;
+    A32::Jit jit{A32::UserConfig{&test_env}};
+    test_env.code_mem = {
+        0xef0001ee,  // svc #0x1ee
+        0xe30a0071,  // mov r0, #41073
+        0xeafffffe,  // b +#0
+    };
+
+    jit.SetCpsr(0x000001d0);  // User-mode
+
+    test_env.ticks_left = 3;
+    jit.Run();
+
+    REQUIRE(test_env.svc_called == 0x1ee);
+    REQUIRE(jit.Regs()[15] == 0x00000008);
+    REQUIRE(jit.Regs()[0] == 41073);
+}

tests/A32/testenv.h

@@ -17,7 +17,7 @@
 #include "dynarmic/interface/A32/a32.h"
 
 template<typename InstructionType_, u32 infinite_loop_u32>
-class A32TestEnv final : public Dynarmic::A32::UserCallbacks {
+class A32TestEnv : public Dynarmic::A32::UserCallbacks {
 public:
     using InstructionType = InstructionType_;
     using RegisterArray = std::array<u32, 16>;

tests/CMakeLists.txt

@@ -12,6 +12,7 @@ if ("A32" IN_LIST DYNARMIC_FRONTENDS)
         A32/test_arm_disassembler.cpp
         A32/test_arm_instructions.cpp
         A32/test_coprocessor.cpp
+        A32/test_svc.cpp
         A32/test_thumb_instructions.cpp
         A32/testenv.h
         decoder_tests.cpp