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cleanup llvm module optimisation passes

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Luke Boswell 2024-08-04 12:13:01 +10:00
parent 2c05760aa5
commit 8090e99e75
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7 changed files with 60 additions and 150 deletions
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35
crates/compiler/build/src/program.rs
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@ -3,10 +3,6 @@ use crate::link::{
};
use bumpalo::Bump;
use inkwell::memory_buffer::MemoryBuffer;
use inkwell::{
passes::PassBuilderOptions,
targets::{InitializationConfig, TargetMachine},
};
use roc_error_macros::internal_error;
use roc_gen_dev::AssemblyBackendMode;
use roc_gen_llvm::llvm::build::{module_from_builtins, LlvmBackendMode};
@ -200,7 +196,6 @@ fn gen_from_mono_module_llvm<'a>(
let builder = context.create_builder();
let (dibuilder, compile_unit) = roc_gen_llvm::llvm::build::Env::new_debug_info(module);
let (mpm, _fpm) = roc_gen_llvm::llvm::build::construct_optimization_passes(module, opt_level);
// Compile and add all the Procs before adding main
let env = roc_gen_llvm::llvm::build::Env {
@ -263,37 +258,21 @@ fn gen_from_mono_module_llvm<'a>(
// Uncomment this to see the module's optimized LLVM instruction output:
// env.module.print_to_stderr();
//
inkwell::targets::Target::initialize_all(&InitializationConfig::default());
let target_triple = TargetMachine::get_default_triple();
let inkwell_target = inkwell::targets::Target::from_triple(&target_triple).unwrap();
let inkwell_opt_level = match opt_level {
OptLevel::Development | OptLevel::Normal => inkwell::OptimizationLevel::None,
OptLevel::Size => inkwell::OptimizationLevel::Default,
OptLevel::Optimize => inkwell::OptimizationLevel::Aggressive,
};
let inkwell_target_machine = inkwell_target
.create_target_machine(
&target_triple,
"generic",
"",
inkwell_opt_level,
inkwell::targets::RelocMode::PIC,
inkwell::targets::CodeModel::Default,
)
.unwrap();
let inkwell_opt_level = crate::target::convert_opt_level(opt_level);
let inkwell_llvm_passes = crate::llvm_passes::get_llvm_passes_str(opt_level);
let inkwell_target_machine =
crate::target::target_machine(target, inkwell_opt_level, inkwell::targets::RelocMode::PIC)
.expect("should be a valid target machine");
module
.run_passes(
crate::llvm_passes::get_llvm_passes_str(opt_level),
inkwell_llvm_passes,
&inkwell_target_machine,
PassBuilderOptions::create(),
inkwell::passes::PassBuilderOptions::create(),
)
.expect("valid llvm optimization passes");
// mpm.run_on(module);
// Verify the module
if let Err(errors) = env.module.verify() {
// write the ll code to a file, so we can modify it