Rust Language and ABI (GNU Compiler Collection (GCC) Internals)

### 19.32 Rust ABI parameters ¶

Rust Target Hook: `void` TARGET_RUST_CPU_INFO `(void)` ¶

  Declare all environmental CPU info and features relating to the target CPU using the function `rust_add_target_info`, which takes a string representing the feature key and a string representing the feature value. Configuration pairs predefined by this hook apply to all files that are being compiled.

Rust Target Hook: `void` TARGET_RUST_OS_INFO `(void)` ¶

  Similar to `TARGET_RUST_CPU_INFO`, but is used for configuration info relating to the target operating system.