processor : 0 vendor_id : AuthenticAMD cpu family : 15 model : 5 model name : AMD Opteron(tm) Processor 244 physical id : 0 siblings : 1 stepping : 8 cpu MHz : 1793.233 cache size : 1024 KB fpu : yes fpu_exception : yes cpuid level : 1 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext lm 3dnowext 3dnow bogomips : 3578.26 TLB size : 1088 4K pages clflush size : 64 address sizes : 40 bits physical, 48 bits virtual power management: ts ttp processor : 1 vendor_id : AuthenticAMD cpu family : 15 model : 5 model name : AMD Opteron(tm) Processor 244 physical id : 0 siblings : 1 stepping : 8 cpu MHz : 1793.233 cache size : 1024 KB fpu : yes fpu_exception : yes cpuid level : 1 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext lm 3dnowext 3dnow bogomips : 3578.26 TLB size : 1088 4K pages clflush size : 64 address sizes : 40 bits physical, 48 bits virtual power management: ts ttp Mon Sep 12 10:54:03 CDT 2005 Linux hostname 2.4.21-27.0.1.ELsmp #1 SMP Mon Dec 20 19:05:24 EST 2004 x86_64 x86_64 x86_64 GNU/Linux ================================================================= - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/cc subnormal_timetest.c -O total slow: 27.735345125198 fast: 1.259788990021 slow/fast=22.015866 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/gcc subnormal_timetest.c -O total slow: 27.745347023010 fast: 1.259788990021 slow/fast=22.023805 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/cc subnormal_timetest.c -ffast-math total slow: 33.024466991425 fast: 1.489750146866 slow/fast=22.167789 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/gcc subnormal_timetest.c -ffast-math total slow: 33.024472951889 fast: 1.479752063751 slow/fast=22.317572 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/cc subnormal_timetest.c -O3 total slow: 28.345260143280 fast: 1.219796180725 slow/fast=23.237702 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/gcc subnormal_timetest.c -O3 total slow: 28.365259885788 fast: 1.219796180725 slow/fast=23.254098 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/cc subnormal_timetest.c -O2 total slow: 28.105308055878 fast: 1.189800977707 slow/fast=23.621857 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/gcc subnormal_timetest.c -O2 total slow: 28.105311155319 fast: 1.179803848267 slow/fast=23.822020 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/cc subnormal_timetest.c -mieee - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/gcc subnormal_timetest.c -mieee - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/cc subnormal_timetest.c -mieee-with-inexact - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/gcc subnormal_timetest.c -mieee-with-inexact - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/cc subnormal_timetest.c -mfp-trap-mode=u - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/gcc subnormal_timetest.c -mfp-trap-mode=u - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/cc subnormal_timetest.c -mieee-conformant - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/gcc subnormal_timetest.c -mieee-conformant - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/cc subnormal_timetest.c total slow: 33.024494886398 fast: 1.499750137329 slow/fast=22.019998 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /usr/bin/gcc subnormal_timetest.c total slow: 33.024499893188 fast: 1.489752054214 slow/fast=22.167783