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74 lines
1.6 KiB
C++
74 lines
1.6 KiB
C++
#include "base/logging.h"
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#include "ArmEmitterTest.h"
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#include "Common/ArmEmitter.h"
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static bool functionWasCalled;
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using namespace ArmGen;
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class TestCode : public ArmGen::ARMXCodeBlock {
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public:
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TestCode();
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void Generate();
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const u8 *testCodePtr;
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const u8 *testCodePtr2;
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};
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TestCode::TestCode()
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{
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AllocCodeSpace(0x10000);
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}
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static float abc[256] = {1.0f, 2.0f, 0.0f};
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void TestCode::Generate()
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{
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testCodePtr = this->GetCodePtr();
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// Sonic1 commented that R11 is the frame pointer in debug mode, whatever "debug mode" means.
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PUSH(2, R11, _LR);
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MOVI2R(R11, (u32)&abc[0]);
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MOVI2R(R1, 0x3f800000);
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STR(R11, R1, 4 * (32 + 31));
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VLDR(S0, R11, 0);
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VLDR(S1, R11, 4);
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VADD(S12, S0, S1);
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VSTR(S0, R11, 4 * (32 + 31));
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VSTR(S12, R11, 4 * (32 + 31));
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//VSTR(S2, R0, 8);
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POP(2, R11, _PC); // Yup, this is how you return.
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//VLDR(S1, R0, 4);
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//VADD(S2, S0, S1);
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//VSTR(S2, R0, 8);
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//QuickCallFunction(R3, (void*)&TestLeaf);
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//ARMABI_CallFunctionCCC((void*)&TestLeaf, 0x1, 0x100, 0x1337);
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//ARMABI_CallFunctionCCC((void*)&TestLeaf, 0x2, 0x100, 0x31337);
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//ARMABI_CallFunctionCCC((void*)&TestLeaf, 0x3, 0x100, 0x1337);
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}
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u32 CallPtr(const void *ptr)
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{
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return ((u32(*)())ptr)();
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}
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extern void DisassembleArm(const u8 *data, int size);
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void ArmEmitterTest()
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{
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// Disabled for now.
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return;
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ILOG("Running ARM emitter test!");
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TestCode gen;
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gen.ReserveCodeSpace(0x1000);
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const u8 *codeStart = gen.GetCodePtr();
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gen.Generate();
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DisassembleArm(codeStart, gen.GetCodePtr()-codeStart);
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u32 retval = CallPtr(gen.testCodePtr);
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ILOG("ARM emitter test 1 passed if %f == 3.0! retval = %08x", abc[32 + 31], retval);
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}
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