add else blocks
parent
7ca87d6b13
commit
708d4de0ae
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@ -642,9 +642,41 @@ static void CompileIfStatement(LLVMBuilderRef builder, LLVMValueRef function, No
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for (i = 0; i < ifStatement->children[1]->childCount; i += 1)
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{
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CompileStatement(builder, function, ifStatement->children[1]->children[i]);
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LLVMBuildBr(builder, afterCond);
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}
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LLVMBuildBr(builder, afterCond);
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LLVMPositionBuilderAtEnd(builder, afterCond);
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}
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static void CompileIfElseStatement(LLVMBuilderRef builder, LLVMValueRef function, Node *ifElseStatement)
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{
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uint32_t i;
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LLVMValueRef conditional = CompileExpression(builder, ifElseStatement->children[0]->children[0]);
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LLVMBasicBlockRef ifBlock = LLVMAppendBasicBlock(function, "ifBlock");
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LLVMBasicBlockRef elseBlock = LLVMAppendBasicBlock(function, "elseBlock");
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LLVMBasicBlockRef afterCond = LLVMAppendBasicBlock(function, "afterCond");
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LLVMBuildCondBr(builder, conditional, ifBlock, elseBlock);
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LLVMPositionBuilderAtEnd(builder, ifBlock);
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for (i = 0; i < ifElseStatement->children[0]->children[1]->childCount; i += 1)
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{
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CompileStatement(builder, function, ifElseStatement->children[0]->children[1]->children[i]);
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}
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LLVMBuildBr(builder, afterCond);
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LLVMPositionBuilderAtEnd(builder, elseBlock);
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for (i = 0; i < ifElseStatement->children[1]->childCount; i += 1)
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{
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CompileStatement(builder, function, ifElseStatement->children[1]->children[i]);
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}
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LLVMBuildBr(builder, afterCond);
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LLVMPositionBuilderAtEnd(builder, afterCond);
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}
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@ -668,6 +700,10 @@ static uint8_t CompileStatement(LLVMBuilderRef builder, LLVMValueRef function, N
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CompileIfStatement(builder, function, statement);
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return 0;
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case IfElseStatement:
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CompileIfElseStatement(builder, function, statement);
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return 0;
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case Return:
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CompileReturn(builder, statement);
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return 1;
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