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VM basics (#5)

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Co-authored-by: Andre Wagner <WagnerAndre@JohnDeere.com>
Reviewed-on: https://192.168.5.48/andre/tyche/pulls/5
This commit was merged in pull request #5.
This commit is contained in:
Andre Wagner
2026-04-30 13:34:49 -05:00
parent 71390b0f84
commit b835dbb36e
24 changed files with 366 additions and 47 deletions
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26
src/vm/tests.cc
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@@ -1,12 +1,15 @@
#include "gtest/gtest.h"
#include "../bytecode/bytecodeprototype.hh"
#include "../bytecode/bytearray.hh"
#include "../common/bytearray.hh"
#include "../bytecode/bytecode.hh"
#include "code.hh"
#include "stack.hh"
#include "vm.hh"
using namespace tyche;
using namespace tyche::bc;
using namespace tyche::vm;
TEST(Code, ImportSingleAndDebug)
{
@@ -68,6 +71,27 @@ TEST(Stack, FramePointer)
ASSERT_EQ(stack.at(-2).as_integer(), 10);
}
TEST(VM, BasicCode)
{
// code (2+3)
BytecodePrototype bp;
bp.functions.emplace_back(0, 0);
bp.functions.at(0).code.append_byte((uint8_t) Instruction::PushInt8);
bp.functions.at(0).code.append_int8(2);
bp.functions.at(0).code.append_byte((uint8_t) Instruction::PushInt8);
bp.functions.at(0).code.append_int8(3);
bp.functions.at(0).code.append_byte((uint8_t) Instruction::Sum);
bp.functions.at(0).code.append_byte((uint8_t) Instruction::Return);
ByteArray ba = Bytecode::generate(bp);
VM vm;
vm.load_bytecode(std::move(ba));
vm.call(0);
int32_t result = vm.to_integer(-1);
ASSERT_EQ(result, 5);
}
int main(int argc, char** argv)
{
testing::InitGoogleTest(&argc, argv);