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r874: don't call x86_simd() so often 

This takes a few percent of time in profiler.
This commit is contained in:
Heng Li 2018-11-05 09:20:35 -05:00
parent a8ee48c2ce
commit 24df95e4b8
2 changed files with 13 additions and 14 deletions
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25
ksw2_dispatch.c
View File

@ -28,7 +28,9 @@ void __cpuidex(int cpuid[4], int func_id, int subfunc_id)
}
#endif
int x86_simd(void)
static int ksw_simd = -1;
static int x86_simd(void)
{
int flag = 0, cpuid[4], max_id;
__cpuidex(cpuid, 0, 0);
@ -54,11 +56,10 @@ void ksw_extz2_sse(void *km, int qlen, const uint8_t *query, int tlen, const uin
{
extern void ksw_extz2_sse2(void *km, int qlen, const uint8_t *query, int tlen, const uint8_t *target, int8_t m, const int8_t *mat, int8_t q, int8_t e, int w, int zdrop, int end_bonus, int flag, ksw_extz_t *ez);
extern void ksw_extz2_sse41(void *km, int qlen, const uint8_t *query, int tlen, const uint8_t *target, int8_t m, const int8_t *mat, int8_t q, int8_t e, int w, int zdrop, int end_bonus, int flag, ksw_extz_t *ez);
unsigned simd;
simd = x86_simd();
if (simd & SIMD_SSE4_1)
if (ksw_simd < 0) ksw_simd = x86_simd();
if (ksw_simd & SIMD_SSE4_1)
ksw_extz2_sse41(km, qlen, query, tlen, target, m, mat, q, e, w, zdrop, end_bonus, flag, ez);
else if (simd & SIMD_SSE2)
else if (ksw_simd & SIMD_SSE2)
ksw_extz2_sse2(km, qlen, query, tlen, target, m, mat, q, e, w, zdrop, end_bonus, flag, ez);
else abort();
}
@ -70,11 +71,10 @@ void ksw_extd2_sse(void *km, int qlen, const uint8_t *query, int tlen, const uin
int8_t q, int8_t e, int8_t q2, int8_t e2, int w, int zdrop, int end_bonus, int flag, ksw_extz_t *ez);
extern void ksw_extd2_sse41(void *km, int qlen, const uint8_t *query, int tlen, const uint8_t *target, int8_t m, const int8_t *mat,
int8_t q, int8_t e, int8_t q2, int8_t e2, int w, int zdrop, int end_bonus, int flag, ksw_extz_t *ez);
unsigned simd;
simd = x86_simd();
if (simd & SIMD_SSE4_1)
if (ksw_simd < 0) ksw_simd = x86_simd();
if (ksw_simd & SIMD_SSE4_1)
ksw_extd2_sse41(km, qlen, query, tlen, target, m, mat, q, e, q2, e2, w, zdrop, end_bonus, flag, ez);
else if (simd & SIMD_SSE2)
else if (ksw_simd & SIMD_SSE2)
ksw_extd2_sse2(km, qlen, query, tlen, target, m, mat, q, e, q2, e2, w, zdrop, end_bonus, flag, ez);
else abort();
}
@ -86,11 +86,10 @@ void ksw_exts2_sse(void *km, int qlen, const uint8_t *query, int tlen, const uin
int8_t q, int8_t e, int8_t q2, int8_t noncan, int zdrop, int flag, ksw_extz_t *ez);
extern void ksw_exts2_sse41(void *km, int qlen, const uint8_t *query, int tlen, const uint8_t *target, int8_t m, const int8_t *mat,
int8_t q, int8_t e, int8_t q2, int8_t noncan, int zdrop, int flag, ksw_extz_t *ez);
unsigned simd;
simd = x86_simd();
if (simd & SIMD_SSE4_1)
if (ksw_simd < 0) ksw_simd = x86_simd();
if (ksw_simd & SIMD_SSE4_1)
ksw_exts2_sse41(km, qlen, query, tlen, target, m, mat, q, e, q2, noncan, zdrop, flag, ez);
else if (simd & SIMD_SSE2)
else if (ksw_simd & SIMD_SSE2)
ksw_exts2_sse2(km, qlen, query, tlen, target, m, mat, q, e, q2, noncan, zdrop, flag, ez);
else abort();
}

2
main.c
View File

@ -6,7 +6,7 @@
#include "mmpriv.h"
#include "ketopt.h"
#define MM_VERSION "2.13-r873-dirty"
#define MM_VERSION "2.13-r874-dirty"
#ifdef __linux__
#include <sys/resource.h>