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Versions: 7
Compression:
Stored size: 1.65 KB
Contents
//! This crate generates Rust sources for use by
//! [`cranelift_codegen`](../cranelift_codegen/index.html).
#[macro_use]
mod cdsl;
mod srcgen;
pub mod error;
pub mod isa;
mod gen_inst;
mod gen_settings;
mod gen_types;
mod constant_hash;
mod shared;
mod unique_table;
/// Generate an ISA from an architecture string (e.g. "x86_64").
pub fn isa_from_arch(arch: &str) -> Result<isa::Isa, String> {
isa::Isa::from_arch(arch).ok_or_else(|| format!("no supported isa found for arch `{}`", arch))
}
/// Generates all the Rust source files used in Cranelift from the meta-language.
pub fn generate(isas: &[isa::Isa], out_dir: &str, isle_dir: &str) -> Result<(), error::Error> {
// Create all the definitions:
// - common definitions.
let mut shared_defs = shared::define();
gen_settings::generate(
&shared_defs.settings,
gen_settings::ParentGroup::None,
"settings.rs",
&out_dir,
)?;
gen_types::generate("types.rs", &out_dir)?;
// - per ISA definitions.
let target_isas = isa::define(isas, &mut shared_defs);
// At this point, all definitions are done.
let all_formats = shared_defs.verify_instruction_formats();
// Generate all the code.
gen_inst::generate(
all_formats,
&shared_defs.all_instructions,
"opcodes.rs",
"inst_builder.rs",
"clif_opt.isle",
"clif_lower.isle",
&out_dir,
isle_dir,
)?;
for isa in target_isas {
gen_settings::generate(
&isa.settings,
gen_settings::ParentGroup::Shared,
&format!("settings-{}.rs", isa.name),
&out_dir,
)?;
}
Ok(())
}
Version data entries
7 entries across 7 versions & 1 rubygems