Programming Language Design and Implementation Stack Exchange

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How can 2 non-seqcst atomic operations be re-ordered if they're separated by semicolon in the same function?

Simon Farnsworth

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modified May 27 at 15:48

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2 answers

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Pros and cons of treating endless loops as "anything can happen" UB, versus merely allowing limited reordering

André L F S Bacci

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modified Apr 8 at 12:21

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3 answers

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What are some common ways to optimise an interpreter?

Gavin D. Howard

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modified Feb 7 at 6:16

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2 answers

727 views

Why would external iteration require lots of code inlining relative to internal iteration?

Enlico

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modified Oct 19, 2025 at 6:39

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0 answers

181 views

What efficient heuristics exist for factoring distributive operations?

ggZQX6YPvD

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asked Sep 27, 2025 at 16:05

Score of 13

6 answers

7923 views

Why do so few source level optimizers exist?

dan04

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answered Sep 18, 2025 at 20:08

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0 answers

255 views

Non-trivial implementations of consume memory ordering

Nate Eldredge

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asked Sep 4, 2025 at 16:01

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8 answers

6000 views

What are the pitfalls of using an existing IR/compiler infrastructure like LLVM?

Graham Toal

reputation score 131

answered Jun 8, 2025 at 6:38

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1 answer

350 views

Why doesn't lazy basic block versioning use type sets?

Maxime C.

reputation score 196

answered Jun 1, 2025 at 18:50

Score of 10

5 answers

2639 views

Why was C implemented with a register preservation convention that seems to be far less efficient than its predecessor's?

supercat

reputation score 2330

answered May 21, 2025 at 22:36

Score of 6

3 answers

685 views

What design choices inform whether a whole-program optimizing compiler is possible?

Jerry Coffin

reputation score 1019

answered Nov 30, 2024 at 3:18

Score of 6

0 answers

382 views

What challenges might still prevent compiler or JIT optimizations of common FP operations like map, filter, and reduce?

Dai

reputation score 161

modified Nov 9, 2024 at 9:39

Score of 6

1 answer

499 views

Optimization algorithm using conditional invariants

CommunityBot

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modified Aug 26, 2024 at 20:04

Score of 41

6 answers

5696 views

How to ensure that an optimising compiler will terminate?

Moonchild

reputation score 1096

modified Jul 27, 2024 at 6:07

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How can 2 non-seqcst atomic operations be re-ordered if they're separated by semicolon in the same function?

Pros and cons of treating endless loops as "anything can happen" UB, versus merely allowing limited reordering

What are some common ways to optimise an interpreter?

Why would external iteration require lots of code inlining relative to internal iteration?

What efficient heuristics exist for factoring distributive operations?

Why do so few source level optimizers exist?

Non-trivial implementations of consume memory ordering

What are the pitfalls of using an existing IR/compiler infrastructure like LLVM?

Why doesn't lazy basic block versioning use type sets?

Why was C implemented with a register preservation convention that seems to be far less efficient than its predecessor's?

What design choices inform whether a whole-program optimizing compiler is possible?

What challenges might still prevent compiler or JIT optimizations of common FP operations like map, filter, and reduce?

Optimization algorithm using conditional invariants

How to ensure that an optimising compiler will terminate?

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