Questions tagged [llvm]
For questions relating to LLVM, or the collection of 'reusable compiler and toolchain technologies'.
8 questions
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Idiomatic memory allocation and garbage collection in LLVM
I am working on a new backend for a programming language using LLVM IR. This language makes a distinction between basic values and pointers to nodes on the heap, and uses a copying collector for ...
- 200
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Is there a guide for implementing exceptions in languages with explicit memory management?
I'm looking for a guide for implementing exceptions in a language with explicit memory management like C++. However, the language's type system and exception handling semantics are incompatible with C+...
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5
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1
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Determining the most optimized data type for the platform with type inference
For my programming language, I have built an engine that goes after the parser and before the compiler. This engine analyzes, validates, and simplifies the AST.
During the analasys, it determines as ...
- 183
7
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1
answer
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What, if any, runtime cost is incurred by using 64-bit ints on 32-bit platforms in LLVM?
I'm writing a language frontend for LLVM, and I noticed that the IR docs say that integers of (almost) any width can be used without limit. I presume this to mean that LLVM or its backends convert ...
- 2,707
5
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0
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Why has there been little recent work on GPU compiler phase optimization?
While GPU compiler phase optimization has been shown to improve performance significantly (e.g. https://link.springer.com/chapter/10.1007/978-3-319-75178-8_35), there has been very little follow-up ...
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23
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8
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What are the pitfalls of using an existing IR/compiler infrastructure like LLVM?
Using something like LLVM when designing a compiler has a lot of advantages, since tons of work can be saved by using an existing optimizer and code generation for a variety of platforms. Even large, ...
- 4,870
5
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1
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How do I explain to ClangFormat that `:=` is an assignment operator in my programming language, rather than label+assignment?
ClangFormat does a relatively good job formatting code written in my programming language. However, one quirky problem is that it inserts whitespace (sometimes even new-line characters) between ...
- 2,337
6
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1
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568
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How do I make LLVM actually inline anything?
I've been working on a draft of a Trilangle compiler using LLVM. Out of curiosity, I took the generated IR (given the Trilangle program ?!oi@) and plugged it into ...
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