bluss
/ 0-benchmark-results
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October 20, 2016 13:16
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| Using rustc -Copt-level=3 --test extend.rs && ./extend --bench | |
| name before-extend.log ns/iter after-extend.log ns/iter diff ns/iter diff % | |
| bench_chain_collect 53,317 18,039 -35,278 -66.17% | |
| bench_chain_extend_ref 18,105 17,945 -160 -0.88% | |
| bench_chain_extend_value 22,425 18,016 -4,409 -19.66% | |
| bench_map_fast 5,970 6,021 51 0.85% | |
| bench_map_regular 14,242 6,088 -8,154 -57.25% | |
| bench_range_map_collect 12,727 1,954 -10,773 -84.65% | |
| bench_rev_1 14,132 2,574 -11,558 -81.79% |
bluss
/ extend.ll
Last active
October 20, 2016 15:36
` rustc -Copt-level=3 --test extend.rs --emit=llvm-ir` using `rustc 1.14.0-nightly (16eeeac78 2016-10-18)` for just bench_chain_extend_ref from https://gist.github.com/bluss/baa98105d141cff3949dda1c1f2d8cce
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| ; ModuleID = 'extend.cgu-0.rs' | |
| source_filename = "extend.cgu-0.rs" | |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" | |
| target triple = "x86_64-unknown-linux-gnu" | |
| %str_slice = type { i8*, i64 } | |
| %"12.test::Bencher" = type { i64, %"1.std::time::Duration", i64 } | |
| %"1.std::time::Duration" = type { i64, i32 } | |
| %"3.std::vec::Vec<u32>" = type { %"5.alloc::raw_vec::RawVec<u32>", i64 } | |
| %"5.alloc::raw_vec::RawVec<u32>" = type { %"2.std::ptr::Unique<u32>", i64 } |
bluss
/ chain-more-codegen.ll
Last active
October 22, 2016 17:31
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| ; ModuleID = 'chain_more_codegen.cgu-0.rs' | |
| source_filename = "chain_more_codegen.cgu-0.rs" | |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" | |
| target triple = "x86_64-unknown-linux-gnu" | |
| %"8.unwind::libunwind::_Unwind_Exception" = type { i64, void (i32, %"8.unwind::libunwind::_Unwind_Exception"*)*, [6 x i64] } | |
| %"8.unwind::libunwind::_Unwind_Context" = type {} | |
| ; Function Attrs: uwtable | |
| define i64 @range_chain_default_fold(i64, i64, i64 (i64, i64)* nocapture) unnamed_addr #0 personality i32 (i32, i32, i64, %"8.unwind::libunwind::_Unwind_Exception"*, %"8.unwind::libunwind::_Unwind_Context"*)* @rust_eh_personality { |
bluss
/ chain-more-codegen.ll
Created
October 22, 2016 17:15
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| ; ModuleID = 'chain_more_codegen.cgu-0.rs' | |
| source_filename = "chain_more_codegen.cgu-0.rs" | |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" | |
| target triple = "x86_64-unknown-linux-gnu" | |
| %"8.unwind::libunwind::_Unwind_Exception" = type { i64, void (i32, %"8.unwind::libunwind::_Unwind_Exception"*)*, [6 x i64] } | |
| %"8.unwind::libunwind::_Unwind_Context" = type {} | |
| ; Function Attrs: uwtable | |
| define i64 @range_chain_default_fold(i64, i64, i64 (i64, i64)* nocapture) unnamed_addr #0 personality i32 (i32, i32, i64, %"8.unwind::libunwind::_Unwind_Exception"*, %"8.unwind::libunwind::_Unwind_Context"*)* @rust_eh_personality { |
bluss
/ chain-two-calls.ll
Created
October 22, 2016 17:45
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| ; ModuleID = 'chain_two_calls.cgu-0.rs' | |
| source_filename = "chain_two_calls.cgu-0.rs" | |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" | |
| target triple = "x86_64-unknown-linux-gnu" | |
| %"8.unwind::libunwind::_Unwind_Exception" = type { i64, void (i32, %"8.unwind::libunwind::_Unwind_Exception"*)*, [6 x i64] } | |
| %"8.unwind::libunwind::_Unwind_Context" = type {} | |
| ; Function Attrs: uwtable | |
| define i64 @range_chain_default_fold(i64, i64, i64 (i64, i64)* nocapture) unnamed_addr #0 personality i32 (i32, i32, i64, %"8.unwind::libunwind::_Unwind_Exception"*, %"8.unwind::libunwind::_Unwind_Context"*)* @rust_eh_personality { |
bluss
/ chain-two-calls.ll
Created
October 22, 2016 17:50
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| ; ModuleID = 'chain_two_calls.cgu-0.rs' | |
| source_filename = "chain_two_calls.cgu-0.rs" | |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" | |
| target triple = "x86_64-unknown-linux-gnu" | |
| %"8.unwind::libunwind::_Unwind_Exception" = type { i64, void (i32, %"8.unwind::libunwind::_Unwind_Exception"*)*, [6 x i64] } | |
| %"8.unwind::libunwind::_Unwind_Context" = type {} | |
| ; Function Attrs: uwtable | |
| define i64 @range_chain_default_fold(i64, i64, i64 (i64, i64)* nocapture) unnamed_addr #0 personality i32 (i32, i32, i64, %"8.unwind::libunwind::_Unwind_Exception"*, %"8.unwind::libunwind::_Unwind_Context"*)* @rust_eh_personality { |
bluss
/ chain-two-calls-really.ll
Created
October 22, 2016 17:55
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| ; ModuleID = 'chain_two_calls_really.cgu-0.rs' | |
| source_filename = "chain_two_calls_really.cgu-0.rs" | |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" | |
| target triple = "x86_64-unknown-linux-gnu" | |
| %"8.unwind::libunwind::_Unwind_Exception" = type { i64, void (i32, %"8.unwind::libunwind::_Unwind_Exception"*)*, [6 x i64] } | |
| %"8.unwind::libunwind::_Unwind_Context" = type {} | |
| ; Function Attrs: uwtable | |
| define i64 @range_chain_default_fold(i64, i64, i64 (i64, i64)* nocapture) unnamed_addr #0 personality i32 (i32, i32, i64, %"8.unwind::libunwind::_Unwind_Exception"*, %"8.unwind::libunwind::_Unwind_Context"*)* @rust_eh_personality { |
bluss
/ chain-bool.ll
Created
October 22, 2016 18:03
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| ; ModuleID = 'chain_bool.cgu-0.rs' | |
| source_filename = "chain_bool.cgu-0.rs" | |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" | |
| target triple = "x86_64-unknown-linux-gnu" | |
| %"8.unwind::libunwind::_Unwind_Exception" = type { i64, void (i32, %"8.unwind::libunwind::_Unwind_Exception"*)*, [6 x i64] } | |
| %"8.unwind::libunwind::_Unwind_Context" = type {} | |
| ; Function Attrs: uwtable | |
| define i64 @range_chain_default_fold(i64, i64, i64 (i64, i64)* nocapture) unnamed_addr #0 personality i32 (i32, i32, i64, %"8.unwind::libunwind::_Unwind_Exception"*, %"8.unwind::libunwind::_Unwind_Context"*)* @rust_eh_personality { |
bluss
/ chain-bool-split.ll
Last active
October 22, 2016 18:15
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| ; ModuleID = 'chain_bool_split.cgu-0.rs' | |
| source_filename = "chain_bool_split.cgu-0.rs" | |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" | |
| target triple = "x86_64-unknown-linux-gnu" | |
| %"2.std::ops::Range<usize>" = type { i64, i64 } | |
| %"8.unwind::libunwind::_Unwind_Exception" = type { i64, void (i32, %"8.unwind::libunwind::_Unwind_Exception"*)*, [6 x i64] } | |
| %"8.unwind::libunwind::_Unwind_Context" = type {} | |
| ; Function Attrs: uwtable |
bluss
/ 0-benchmark-result
Last active
October 27, 2016 17:29
(Note: I also tested instead of chaining on single elements, chaining the slice half and half, and qualitatively it has the same result)
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| Improvements with impl TrustedLen on Chain, and using TrustedLen in Vec::extend | |
| name extend-before-1.log ns/iter extend-after-1.log ns/iter diff ns/iter diff % | |
| bench_chain_chain_collect 62,249 32,370 -29,879 -48.00% | |
| bench_chain_collect 26,828 25,386 -1,442 -5.37% | |
| bench_nest_chain_chain_collect 44,562 41,087 -3,475 -7.80% | |
| /Additional/ improvements using `.fold()` too in Vec::extend | |
| name extend-after-1.log ns/iter extend-after-fold-2.log ns/iter diff ns/iter diff % |