From 9717e24aa52efcf982be76c5355e9bae9c9223aa Mon Sep 17 00:00:00 2001 From: Michael Williamson Date: Sun, 11 Jun 2023 23:30:50 +0100 Subject: Compile local-load instruction to LLVM IR --- .../backends/llvm/LlvmCompilerLocalLoadTests.java | 35 ++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 src/test/java/org/shedlang/compiler/backends/llvm/LlvmCompilerLocalLoadTests.java (limited to 'src/test/java') diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/LlvmCompilerLocalLoadTests.java b/src/test/java/org/shedlang/compiler/backends/llvm/LlvmCompilerLocalLoadTests.java new file mode 100644 index 00000000..74f5114f --- /dev/null +++ b/src/test/java/org/shedlang/compiler/backends/llvm/LlvmCompilerLocalLoadTests.java @@ -0,0 +1,35 @@ +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 LlvmCompilerLocalLoadTests { + @Test + public void localLoadPushsOperandFromLocalsToStack() { + var instruction = Instructions.localLoad("x"); + var context = LlvmCompilerContext.EMPTY + .addLocal("x", LlvmIr.operandInt(42)); + + var result = LlvmCompiler.compileInstruction(instruction, context); + + assertThat(result.instructions(), isSequence()); + assertThat(result.stack(), isSequence(isLlvmOperandInt(42))); + assertThat(result.locals().entrySet(), isSequence(isLocal("x", isLlvmOperandInt(42)))); + } + + 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