TurboFan is one of V8‘s optimizing compilers leveraging a concept called “Sea of Nodes”. One of V8’s blog posts offers a high level overview of TurboFan. More detail can be found in the following resources:

Articles and blog posts

• A tale of TurboFan
• Ignition+TurboFan and ES2015
• An Introduction to Speculative Optimization in V8

Talks

• CodeStubAssembler: Redux
• An overview of the TurboFan compiler
• TurboFan IR
• TurboFan's JIT Design
• Fast arithmetic for dynamic languages
• Deoptimization in V8
• TurboFan: A new code generation architecture for V8 (video)
• An internship on laziness

TurboFan Design Documents

These are design documents that are mostly concerned with TurboFan internals.

• Function context specialization
• Rest Parameters and Arguments Exotic Objects optimization plan
• TurboFan Developer Tools Integration
• TurboFan Inlining
• TurboFan Inlining Heuristics
• TurboFan Redundant Bounds and Overflow Check Elimination
• Lazy deoptimization without code patching
• Register Allocator
• Projection Nodes in TurboFan

Related Design Documents

These are design documents that also affect TurboFan in a significant way.

• Computed property names (re)design document
• ES2015 and beyond performance plan
• Iterator builtins design document
• Making ES2015 classes fast
• RegExp builtins (re)design document
• Spread Call Performance