diff options
Diffstat (limited to 'src/mem/ruby/network/orion/power_utils.cc')
| -rw-r--r-- | src/mem/ruby/network/orion/power_utils.cc | 42 |
1 files changed, 24 insertions, 18 deletions
diff --git a/src/mem/ruby/network/orion/power_utils.cc b/src/mem/ruby/network/orion/power_utils.cc index bc69c3cc7..358e13c6f 100644 --- a/src/mem/ruby/network/orion/power_utils.cc +++ b/src/mem/ruby/network/orion/power_utils.cc @@ -30,6 +30,7 @@ #include <cmath> #include <cstdio> +#include "base/types.hh" #include "mem/ruby/network/orion/parm_technology.hh" #include "mem/ruby/network/orion/power_utils.hh" @@ -39,11 +40,11 @@ static char h_tab[256] = {0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4, 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, 4, 5, 5, 6, 5, 6, 6, 7, 5, 6, 6, 7, 6, 7, 7, 8}; -static unsigned SIM_power_Hamming_slow( unsigned long int old_val, unsigned long int new_val, unsigned long int mask ) +static uint32_t SIM_power_Hamming_slow( uint64_t old_val, uint64_t new_val, uint64_t mask ) { /* old slow code, I don't understand the new fast code though */ - /* unsigned long int dist; - unsigned Hamming = 0; + /* uint64_t dist; + uint32_t Hamming = 0; dist = ( old_val ^ new_val ) & mask; mask = (mask >> 1) + 1; @@ -58,7 +59,7 @@ static unsigned SIM_power_Hamming_slow( unsigned long int old_val, unsigned long #define TWO(k) (BIGONE << (k)) #define CYCL(k) (BIGNONE/(1 + (TWO(TWO(k))))) #define BSUM(x,k) ((x)+=(x) >> TWO(k), (x) &= CYCL(k)) - unsigned long int x; + uint64_t x; x = (old_val ^ new_val) & mask; x = (x & CYCL(0)) + ((x>>TWO(0)) & CYCL(0)); @@ -74,7 +75,7 @@ static unsigned SIM_power_Hamming_slow( unsigned long int old_val, unsigned long int SIM_power_init(void) { - unsigned i; + uint32_t i; /* initialize Hamming distance table */ for (i = 0; i < 256; i++) @@ -84,14 +85,16 @@ int SIM_power_init(void) } -/* assume unsigned long int is unsigned64_t */ -unsigned SIM_power_Hamming(unsigned long int old_val, unsigned long int new_val, unsigned long int mask) + +uint32_t +SIM_power_Hamming(uint64_t old_val, uint64_t new_val, uint64_t mask) { - union { - unsigned long int x; - char id[8]; - } u; - unsigned rval; + union { + uint64_t x; + uint64_t id[8]; + } u; + + uint32_t rval; u.x = (old_val ^ new_val) & mask; @@ -108,10 +111,12 @@ unsigned SIM_power_Hamming(unsigned long int old_val, unsigned long int new_val, } -unsigned SIM_power_Hamming_group(unsigned long int d1_new, unsigned long int d1_old, unsigned long int d2_new, unsigned long int d2_old, unsigned width, unsigned n_grp) +uint32_t +SIM_power_Hamming_group(uint64_t d1_new, uint64_t d1_old, uint64_t d2_new, + uint64_t d2_old, uint32_t width, uint32_t n_grp) { - unsigned rval = 0; - unsigned long int g1_new, g1_old, g2_new, g2_old, mask; + uint32_t rval = 0; + uint64_t g1_new, g1_old, g2_new, g2_old, mask; mask = HAMM_MASK(width); @@ -146,11 +151,12 @@ double logtwo(double x) return log10(x)/log10(2); } -unsigned SIM_power_logtwo(unsigned long int x) +uint32_t +SIM_power_logtwo(uint64_t x) { - unsigned rval = 0; + uint32_t rval = 0; - while (x >> rval && rval < sizeof(unsigned long int) << 3) rval++; + while (x >> rval && rval < sizeof(uint64_t) << 3) rval++; if (x == (BIGONE << rval - 1)) rval--; return rval; |