41 lines
1.0 KiB
Go
41 lines
1.0 KiB
Go
package generator
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import "github.com/llir/llvm/ir"
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import "git.tebibyte.media/sashakoshka/fspl/entity"
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func (this *generator) generateFunction (
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function *entity.Function,
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) (
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*ir.Func,
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error,
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) {
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params := make([]*ir.Param, len(function.Signature.Arguments))
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ret, err := this.generateType(function.Signature.Return)
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if err != nil { return nil, err }
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for index, argument := range function.Signature.Arguments {
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paramType, err := this.generateType(argument.Type())
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if err != nil { return nil, err }
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params[index] = ir.NewParam(argument.Name, paramType)
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}
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irFunc := this.module.NewFunc(function.Signature.Name, ret, params...)
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if function.Body != nil {
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this.blockManager = this.pushBlockManager(irFunc)
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defer this.popBlockManager()
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this.blockManager.addDeclarationsInFunction(function)
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body, err := this.generateExpression(function.Body)
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if err != nil { return nil, err }
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if function.Signature.Return == nil {
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this.blockManager.block.NewRet(nil)
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} else {
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this.blockManager.block.NewRet(body)
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}
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}
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return irFunc, nil
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}
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