From da0eee0d3bcecd15c418903a1ea147c5e8d727cf Mon Sep 17 00:00:00 2001 From: Michael Williamson Date: Sun, 11 Jun 2023 23:28:45 +0100 Subject: Compile load-store instruction to LLVM IR --- .../backends/llvm/LlvmCompilerLocalStoreTests.java | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 src/test/java/org/shedlang/compiler/backends/llvm/LlvmCompilerLocalStoreTests.java (limited to 'src/test/java') diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/LlvmCompilerLocalStoreTests.java b/src/test/java/org/shedlang/compiler/backends/llvm/LlvmCompilerLocalStoreTests.java new file mode 100644 index 00000000..2f20ec85 --- /dev/null +++ b/src/test/java/org/shedlang/compiler/backends/llvm/LlvmCompilerLocalStoreTests.java @@ -0,0 +1,36 @@ +package org.shedlang.compiler.backends.llvm; + +import org.junit.jupiter.api.Test; +import org.shedlang.compiler.backends.llvm.ir.ast.LlvmIr; +import org.shedlang.compiler.backends.llvm.ir.ast.operands.LlvmOperand; +import org.shedlang.compiler.stackir.instructions.Instructions; +import org.zwobble.precisely.Matcher; + +import java.util.Map; + +import static org.shedlang.compiler.backends.llvm.ir.ast.LlvmIrMatchers.isLlvmOperandInt; +import static org.zwobble.precisely.AssertThat.assertThat; +import static org.zwobble.precisely.Matchers.*; + +public class LlvmCompilerLocalStoreTests { + @Test + public void localStorePopsFromStackAndUpdatesLocals() { + var instruction = Instructions.localStore("x"); + var context = LlvmCompilerContext.EMPTY + .push(LlvmIr.operandInt(0)) + .push(LlvmIr.operandInt(1)); + + var result = LlvmCompiler.compileInstruction(instruction, context); + + assertThat(result.instructions(), isSequence()); + assertThat(result.stack(), isSequence(isLlvmOperandInt(0))); + assertThat(result.locals().entrySet(), isSequence(isLocal("x", isLlvmOperandInt(1)))); + } + + private static Matcher> isLocal(String name, Matcher operand) { + return allOf( + has("name", x -> x.getKey(), equalTo(name)), + has("operand", x -> x.getValue(), operand) + ); + } +} -- cgit v1.2.3