Re: [Haskell-cafe] GHC performance of 64-bit

2007-01-18 Thread Ian Lynagh
Hi Pedro, On Fri, Jan 05, 2007 at 05:51:43PM +, Pedro Baltazar Vasconcelos wrote: I noticed that GHC generates slower code on an Linux amd64 bit platform than the 32-bit version on a cheaper 32-bit machine. CPUTime for running sieve of Erathostenes to generate 10,000 primes: Is it

Re: [Haskell-cafe] GHC performance of 64-bit

2007-01-06 Thread Duncan Coutts
On Fri, 2007-01-05 at 17:51 +, Pedro Baltazar Vasconcelos wrote: Hello all, I noticed that GHC generates slower code on an Linux amd64 bit platform than the 32-bit version on a cheaper 32-bit machine. CPUTime for running sieve of Erathostenes to generate 10,000 primes: Athlon XP 2800

Re: [Haskell-cafe] GHC performance of 64-bit

2007-01-06 Thread Tomasz Zielonka
On Sat, Jan 06, 2007 at 10:31:08AM +, Duncan Coutts wrote: On Fri, 2007-01-05 at 17:51 +, Pedro Baltazar Vasconcelos wrote: Athlon XP 2800 (32-bit): 7.98 secs Athlon 64 3800 (64-bit): 10.29 secs This is using GHC 6.6 on the 64-bit machine and 6.4.1 on the 32-bit one.

[Haskell-cafe] GHC performance of 64-bit

2007-01-05 Thread Pedro Baltazar Vasconcelos
Hello all, I noticed that GHC generates slower code on an Linux amd64 bit platform than the 32-bit version on a cheaper 32-bit machine. CPUTime for running sieve of Erathostenes to generate 10,000 primes: Athlon XP 2800 (32-bit): 7.98 secs Athlon 64 3800 (64-bit): 10.29 secs This is using GHC