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Merge #1002

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1002: Update the LLVM pass list. r=nlewycky a=nlewycky

# Description
Adds optimizations of loops, and inlinling and some simple interprocedural optimization.

Measured on the libsodium benchmarks, the new pass pipeline is a 2.35% geomean improvement. No major performance regressions known.

Co-authored-by: Nick Lewycky <nick@wasmer.io>
This commit is contained in:
bors[bot] 2019-11-23 05:11:44 +00:00 committed by GitHub
commit 5c1c786e35
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1 changed files with 21 additions and 5 deletions
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26
lib/llvm-backend/src/code.rs
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@ -8291,21 +8291,37 @@ impl ModuleCodeGenerator<LLVMFunctionCodeGenerator, LLVMBackend, CodegenError>
pass_manager.add_verifier_pass();
pass_manager.add_type_based_alias_analysis_pass();
pass_manager.add_ipsccp_pass();
pass_manager.add_prune_eh_pass();
pass_manager.add_dead_arg_elimination_pass();
pass_manager.add_function_inlining_pass();
pass_manager.add_lower_expect_intrinsic_pass();
pass_manager.add_scalar_repl_aggregates_pass();
pass_manager.add_instruction_combining_pass();
pass_manager.add_cfg_simplification_pass();
pass_manager.add_gvn_pass();
pass_manager.add_jump_threading_pass();
pass_manager.add_correlated_value_propagation_pass();
pass_manager.add_sccp_pass();
pass_manager.add_cfg_simplification_pass();
pass_manager.add_reassociate_pass();
pass_manager.add_loop_rotate_pass();
pass_manager.add_loop_unswitch_pass();
pass_manager.add_ind_var_simplify_pass();
pass_manager.add_licm_pass();
pass_manager.add_loop_vectorize_pass();
pass_manager.add_instruction_combining_pass();
pass_manager.add_ipsccp_pass();
pass_manager.add_reassociate_pass();
pass_manager.add_cfg_simplification_pass();
pass_manager.add_gvn_pass();
pass_manager.add_memcpy_optimize_pass();
pass_manager.add_dead_store_elimination_pass();
pass_manager.add_bit_tracking_dce_pass();
pass_manager.add_instruction_combining_pass();
pass_manager.add_reassociate_pass();
pass_manager.add_cfg_simplification_pass();
pass_manager.add_bit_tracking_dce_pass();
pass_manager.add_slp_vectorize_pass();
pass_manager.run_on(&*self.module.borrow_mut());
pass_manager.add_early_cse_pass();
pass_manager.run_on(&*self.module.borrow_mut());
if let Some(path) = unsafe { &crate::GLOBAL_OPTIONS.post_opt_ir } {
self.module.borrow_mut().print_to_file(path).unwrap();
}