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[project @ 2002-02-06 15:48:56 by sewardj]
authorsewardj <unknown>
Wed, 6 Feb 2002 15:48:56 +0000 (15:48 +0000)
committersewardj <unknown>
Wed, 6 Feb 2002 15:48:56 +0000 (15:48 +0000)
commit6e1e8a09b49cf7ceca35d990ad934cfc661e823f
tree1115b3fda318572c686cae790c725d3133dad413tree | snapshot
parent37a47dd0a3a72f199a03016513758e5ab82ae760commit | diff
[project @ 2002-02-06 15:48:56 by sewardj]
x86 only: make %esp be 8-aligned before entering HC-world code.
This avoids misalignment penalties for C doubles stored on the C
stack.  A quick test using nofib/imaginary/rfib shows that getting
this wrong increases run time by about 10% on our 1 GHz PIII.
ghc/rts/StgCRun.c diff | blob | history
Glasgow Haskell Compiler with heterogeneous metaprogramming (generalized arrows and modal types)