67 lines
2.6 KiB
Rust
67 lines
2.6 KiB
Rust
use crate::back::lto::{LtoModuleCodegen, SerializedModule, ThinModule};
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use crate::back::write::{CodegenContext, FatLTOInput, ModuleConfig};
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use crate::{CompiledModule, ModuleCodegen};
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use rustc_errors::{FatalError, Handler};
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use rustc_middle::dep_graph::WorkProduct;
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pub trait WriteBackendMethods: 'static + Sized + Clone {
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type Module: Send + Sync;
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type TargetMachine;
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type ModuleBuffer: ModuleBufferMethods;
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type ThinData: Send + Sync;
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type ThinBuffer: ThinBufferMethods;
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/// Merge all modules into main_module and returning it
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fn run_link(
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cgcx: &CodegenContext<Self>,
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diag_handler: &Handler,
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modules: Vec<ModuleCodegen<Self::Module>>,
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) -> Result<ModuleCodegen<Self::Module>, FatalError>;
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/// Performs fat LTO by merging all modules into a single one and returning it
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/// for further optimization.
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fn run_fat_lto(
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cgcx: &CodegenContext<Self>,
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modules: Vec<FatLTOInput<Self>>,
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cached_modules: Vec<(SerializedModule<Self::ModuleBuffer>, WorkProduct)>,
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) -> Result<LtoModuleCodegen<Self>, FatalError>;
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/// Performs thin LTO by performing necessary global analysis and returning two
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/// lists, one of the modules that need optimization and another for modules that
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/// can simply be copied over from the incr. comp. cache.
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fn run_thin_lto(
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cgcx: &CodegenContext<Self>,
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modules: Vec<(String, Self::ThinBuffer)>,
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cached_modules: Vec<(SerializedModule<Self::ModuleBuffer>, WorkProduct)>,
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) -> Result<(Vec<LtoModuleCodegen<Self>>, Vec<WorkProduct>), FatalError>;
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fn print_pass_timings(&self);
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unsafe fn optimize(
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cgcx: &CodegenContext<Self>,
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diag_handler: &Handler,
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module: &ModuleCodegen<Self::Module>,
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config: &ModuleConfig,
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) -> Result<(), FatalError>;
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fn optimize_fat(
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cgcx: &CodegenContext<Self>,
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llmod: &mut ModuleCodegen<Self::Module>,
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) -> Result<(), FatalError>;
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unsafe fn optimize_thin(
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cgcx: &CodegenContext<Self>,
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thin: ThinModule<Self>,
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) -> Result<ModuleCodegen<Self::Module>, FatalError>;
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unsafe fn codegen(
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cgcx: &CodegenContext<Self>,
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diag_handler: &Handler,
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module: ModuleCodegen<Self::Module>,
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config: &ModuleConfig,
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) -> Result<CompiledModule, FatalError>;
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fn prepare_thin(module: ModuleCodegen<Self::Module>) -> (String, Self::ThinBuffer);
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fn serialize_module(module: ModuleCodegen<Self::Module>) -> (String, Self::ModuleBuffer);
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}
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pub trait ThinBufferMethods: Send + Sync {
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fn data(&self) -> &[u8];
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}
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pub trait ModuleBufferMethods: Send + Sync {
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fn data(&self) -> &[u8];
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}
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