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generate IR that uses uniqueness

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This commit is contained in:
Folkert 2020-08-11 14:47:14 +02:00
parent 8803cb9523
commit 84a8b69437
11 changed files with 301 additions and 98 deletions
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61
compiler/gen/src/llvm/build.rs
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@ -172,29 +172,27 @@ pub fn construct_optimization_passes<'a>(
pmb.set_optimization_level(OptimizationLevel::None);
}
OptLevel::Optimize => {
// Default is O2, Aggressive is O3
//
// See https://llvm.org/doxygen/CodeGen_8h_source.html
pmb.set_optimization_level(OptimizationLevel::Aggressive);
pmb.set_inliner_with_threshold(4);
// this threshold seems to do what we want
pmb.set_inliner_with_threshold(2);
// TODO figure out which of these actually help
// function passes
fpm.add_basic_alias_analysis_pass();
fpm.add_memcpy_optimize_pass();
fpm.add_jump_threading_pass();
fpm.add_instruction_combining_pass();
fpm.add_licm_pass();
fpm.add_loop_unroll_pass();
fpm.add_scalar_repl_aggregates_pass_ssa();
fpm.add_memcpy_optimize_pass(); // this one is very important
// In my testing, these don't do much for quicksort
// fpm.add_basic_alias_analysis_pass();
// fpm.add_jump_threading_pass();
// fpm.add_instruction_combining_pass();
// fpm.add_licm_pass();
// fpm.add_loop_unroll_pass();
// fpm.add_scalar_repl_aggregates_pass_ssa();
// fpm.add_cfg_simplification_pass();
// fpm.add_jump_threading_pass();
// module passes
mpm.add_cfg_simplification_pass();
mpm.add_jump_threading_pass();
mpm.add_instruction_combining_pass();
mpm.add_memcpy_optimize_pass();
mpm.add_promote_memory_to_register_pass();
// fpm.add_promote_memory_to_register_pass();
}
}
@ -2891,16 +2889,25 @@ fn run_low_level<'a, 'ctx, 'env>(
}
}
}
ListSet => list_set(
parent,
&[
(load_symbol_and_layout(env, scope, &args[0])),
(load_symbol_and_layout(env, scope, &args[1])),
(load_symbol_and_layout(env, scope, &args[2])),
],
env,
InPlace::Clone,
),
ListSet => {
let (list_symbol, list_layout) = load_symbol_and_layout(env, scope, &args[0]);
let in_place = match &list_layout {
Layout::Builtin(Builtin::List(MemoryMode::Unique, _)) => InPlace::InPlace,
_ => InPlace::Clone,
};
list_set(
parent,
&[
(list_symbol, list_layout),
(load_symbol_and_layout(env, scope, &args[1])),
(load_symbol_and_layout(env, scope, &args[2])),
],
env,
in_place,
)
}
ListSetInPlace => list_set(
parent,
&[