#13346: Run nofib with -fspec-constr-keen -------------------------------------+------------------------------------- Reporter: dfeuer | Owner: (none) Type: task | Status: new Priority: normal | Milestone: 8.2.1 Component: Compiler | Version: 8.0.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by bgamari): I quickly gave this a shot (testing with 140a2d1c463bd314c9afbeb8d60e739163ce576a). On the whole the results were surprisingly poor. In particular, allocations of several testcases increased markedly. It's Here are the results, {{{ -------------------------------------------------------------------------------- Program Size Allocs Runtime Elapsed TotalMem -------------------------------------------------------------------------------- anna +5.5% +3.5% 0.070 0.070 0.0% ansi +0.2% -0.0% 0.000 0.000 0.0% atom +0.1% +0.0% 0.147 0.147 0.0% awards +0.4% -0.0% 0.000 0.000 0.0% banner +0.0% 0.0% 0.000 0.000 0.0% bernouilli -0.0% -0.0% 0.093 0.093 0.0% binary-trees 0.0% 0.0% -0.2% -0.2% 0.0% boyer +0.6% -2.1% 0.027 0.027 0.0% boyer2 +1.7% +2.2% 0.006 0.006 0.0% bspt +0.7% +0.0% 0.007 0.007 0.0% cacheprof +3.2% +0.8% +1.4% +1.4% +6.4% calendar 0.0% 0.0% 0.000 0.000 0.0% cichelli +0.4% +3.0% 0.052 0.052 +11.4% circsim +0.3% +0.7% +0.3% +0.3% 0.0% clausify +0.0% -3.8% 0.027 0.027 0.0% comp_lab_zift -0.0% -0.2% 0.112 0.112 0.0% compress -0.1% -0.0% 0.076 0.076 0.0% compress2 -0.0% -0.0% 0.086 0.087 +3.8% constraints +0.1% -0.0% -1.8% -1.8% 0.0% cryptarithm1 0.0% 0.0% +5.7% +5.6% 0.0% cryptarithm2 +2.5% +18.1% 0.008 0.008 0.0% cse 0.0% 0.0% 0.001 0.001 0.0% digits-of-e1 0.0% 0.0% -0.1% -0.1% 0.0% digits-of-e2 0.0% 0.0% -2.3% -2.2% 0.0% eliza +0.5% +0.0% 0.001 0.001 0.0% event -0.0% +0.1% 0.093 0.093 0.0% exp3_8 -0.0% 0.0% 0.102 0.102 0.0% expert +1.0% +0.2% 0.000 0.000 0.0% fannkuch-redux +0.1% 0.0% -0.8% -0.8% 0.0% fasta +0.1% +1.6% 0.184 0.184 0.0% fem +0.9% +1.7% 0.016 0.016 0.0% fft +0.0% -0.1% 0.023 0.023 0.0% fft2 0.0% 0.0% 0.032 0.032 0.0% fibheaps +0.5% +4.0% 0.019 0.019 0.0% fish -0.0% -1.7% 0.008 0.008 0.0% fluid +4.1% +0.2% 0.006 0.006 0.0% fulsom +1.4% +0.1% 0.180 0.180 0.0% gamteb -0.4% +0.3% 0.024 0.024 0.0% gcd 0.0% 0.0% 0.028 0.028 0.0% gen_regexps +0.2% 0.0% 0.000 0.000 0.0% genfft +0.1% +0.9% 0.021 0.021 0.0% gg +1.3% +1.7% 0.008 0.008 0.0% grep -0.4% -0.0% 0.000 0.000 0.0% hidden +0.2% +0.0% +1.3% +1.2% 0.0% hpg +0.6% -0.0% 0.076 0.076 0.0% ida +0.8% +0.7% 0.070 0.070 +166.7% infer -0.3% +4.1% 0.043 0.043 +27.3% integer +0.1% +6.6% -1.3% -1.3% 0.0% integrate -0.0% -0.0% 0.066 0.066 0.0% k-nucleotide +0.6% +0.0% -1.6% -1.6% 0.0% kahan 0.0% 0.0% 0.181 0.181 0.0% knights +0.3% 0.0% 0.005 0.005 0.0% lambda -0.0% 0.0% -0.1% -0.1% 0.0% last-piece +1.4% -1.4% -2.0% -2.0% 0.0% lcss +0.3% +0.0% -4.7% -4.8% 0.0% life -0.0% +0.0% 0.131 0.131 0.0% lift +2.2% +0.4% 0.001 0.001 0.0% linear +0.3% +0.0% -0.1% -0.1% 0.0% listcompr +0.5% -0.3% 0.061 0.061 0.0% listcopy +0.5% -0.3% 0.071 0.071 0.0% maillist 0.0% 0.0% 0.029 0.029 -0.4% mandel +0.1% -0.2% 0.049 0.049 0.0% mandel2 0.0% 0.0% 0.002 0.002 0.0% mate +0.0% -0.8% -1.4% -1.4% 0.0% minimax +0.2% 0.0% 0.002 0.002 0.0% mkhprog 0.0% 0.0% 0.001 0.001 0.0% multiplier +0.1% +0.6% 0.070 0.070 0.0% n-body -0.0% 0.0% -0.0% -0.1% 0.0% nucleic2 +0.1% +0.1% 0.053 0.053 0.0% para -0.3% -0.7% 0.194 0.194 0.0% paraffins 0.0% 0.0% 0.065 0.065 0.0% parser +4.7% +0.0% 0.021 0.021 0.0% parstof +0.9% +10.6% 0.006 0.006 0.0% pic +0.0% +0.0% 0.005 0.005 0.0% pidigits +0.2% +0.0% -1.5% -1.7% -20.0% power +0.4% +0.6% -2.3% -2.4% 0.0% pretty +0.1% +0.0% 0.000 0.000 0.0% primes 0.0% 0.0% 0.034 0.034 0.0% primetest +0.1% -0.2% 0.058 0.058 0.0% prolog +0.3% +0.0% 0.001 0.001 0.0% puzzle +0.0% -0.0% 0.097 0.097 0.0% queens 0.0% 0.0% 0.012 0.012 0.0% reptile +0.2% +0.0% 0.008 0.008 0.0% reverse-complem 0.0% 0.0% 0.082 0.082 0.0% rewrite +0.5% -0.8% 0.016 0.016 0.0% rfib 0.0% 0.0% 0.013 0.013 0.0% rsa 0.0% 0.0% 0.016 0.016 0.0% scc +0.6% +0.7% 0.000 0.000 0.0% sched +0.0% -1.5% 0.018 0.018 0.0% scs -0.1% -0.0% +1.0% +1.0% 0.0% simple +0.4% +0.5% 0.102 0.102 0.0% solid +0.2% +0.0% 0.078 0.078 0.0% sorting +0.3% 0.0% 0.001 0.001 0.0% spectral-norm 0.0% 0.0% +0.2% +0.2% 0.0% sphere +0.2% +0.4% 0.033 0.033 0.0% symalg +0.2% 0.0% 0.007 0.007 0.0% tak 0.0% 0.0% 0.012 0.012 0.0% transform -0.2% +1.9% -1.3% -1.5% 0.0% treejoin +0.3% -1.1% 0.077 0.077 0.0% typecheck -0.4% +0.4% 0.161 0.161 0.0% veritas +4.2% -0.0% 0.001 0.001 0.0% wang +0.0% -0.5% 0.054 0.054 0.0% wave4main +0.8% -0.0% 0.191 0.191 0.0% wheel-sieve1 +0.0% +0.0% 0.118 0.118 0.0% wheel-sieve2 0.0% 0.0% 0.105 0.105 0.0% x2n1 0.0% 0.0% 0.002 0.002 0.0% -------------------------------------------------------------------------------- Min -0.4% -3.8% -4.7% -4.8% -20.0% Max +5.5% +18.1% +5.7% +5.6% +166.7% Geometric Mean +0.4% +0.5% -0.5% -0.6% +1.1% }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13346#comment:1 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler