diff options
author | Brian Paul <brian.paul@tungstengraphics.com> | 2005-05-07 16:59:58 +0000 |
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committer | Brian Paul <brian.paul@tungstengraphics.com> | 2005-05-07 16:59:58 +0000 |
commit | 42fa81275c67d7d1ad8d255120af0ffeeb46b963 (patch) | |
tree | 1c786fb74f62263d6a1a312178bcef74daeffa5e /src/mesa/math | |
parent | e3f684b753c94d8657a1487655b41fdfc0119dba (diff) |
x86-64 transform optimizations (Mikko T.)
Diffstat (limited to 'src/mesa/math')
-rw-r--r-- | src/mesa/math/m_debug_util.h | 38 | ||||
-rw-r--r-- | src/mesa/math/m_debug_xform.c | 10 | ||||
-rw-r--r-- | src/mesa/math/m_xform.c | 6 |
3 files changed, 49 insertions, 5 deletions
diff --git a/src/mesa/math/m_debug_util.h b/src/mesa/math/m_debug_util.h index c07cdcf7ba..765f54dfb5 100644 --- a/src/mesa/math/m_debug_util.h +++ b/src/mesa/math/m_debug_util.h @@ -185,6 +185,44 @@ extern char *mesa_profile; #endif +#elif defined(__amd64__) + +#define rdtscll(val) do { \ + unsigned int a,d; \ + __asm__ volatile("rdtsc" : "=a" (a), "=d" (d)); \ + (val) = ((unsigned long)a) | (((unsigned long)d)<<32); \ +} while(0) + +/* Copied from i386 PIII version */ +#define INIT_COUNTER() \ + do { \ + int cycle_i; \ + counter_overhead = LONG_MAX; \ + for ( cycle_i = 0 ; cycle_i < 16 ; cycle_i++ ) { \ + unsigned long cycle_tmp1, cycle_tmp2; \ + rdtscll(cycle_tmp1); \ + rdtscll(cycle_tmp2); \ + if ( counter_overhead > (cycle_tmp2 - cycle_tmp1) ) { \ + counter_overhead = cycle_tmp2 - cycle_tmp1; \ + } \ + } \ + } while (0) + + +#define BEGIN_RACE(x) \ + x = LONG_MAX; \ + for ( cycle_i = 0 ; cycle_i < 10 ; cycle_i++ ) { \ + unsigned long cycle_tmp1, cycle_tmp2; \ + rdtscll(cycle_tmp1); \ + +#define END_RACE(x) \ + rdtscll(cycle_tmp2); \ + if ( x > (cycle_tmp2 - cycle_tmp1) ) { \ + x = cycle_tmp2 - cycle_tmp1; \ + } \ + } \ + x -= counter_overhead; + #elif defined(__sparc__) #define INIT_COUNTER() \ diff --git a/src/mesa/math/m_debug_xform.c b/src/mesa/math/m_debug_xform.c index b634527b24..d8250f246e 100644 --- a/src/mesa/math/m_debug_xform.c +++ b/src/mesa/math/m_debug_xform.c @@ -166,7 +166,7 @@ ALIGN16(static GLfloat, d[TEST_COUNT][4]); ALIGN16(static GLfloat, r[TEST_COUNT][4]); static int test_transform_function( transform_func func, int psize, - int mtype, long *cycles ) + int mtype, unsigned long *cycles ) { GLvector4f source[1], dest[1], ref[1]; GLmatrix mat[1]; @@ -187,7 +187,7 @@ static int test_transform_function( transform_func func, int psize, mat->type = mtypes[mtype]; m = mat->m; - ASSERT( ((GLuint)m & 15) == 0 ); + ASSERT( ((long)m & 15) == 0 ); init_matrix( m ); @@ -279,7 +279,7 @@ static int test_transform_function( transform_func func, int psize, void _math_test_all_transform_functions( char *description ) { int psize, mtype; - long benchmark_tab[4][7]; + unsigned long benchmark_tab[4][7]; static int first_time = 1; if ( first_time ) { @@ -291,7 +291,7 @@ void _math_test_all_transform_functions( char *description ) if ( mesa_profile ) { if ( !counter_overhead ) { INIT_COUNTER(); - _mesa_printf("counter overhead: %ld cycles\n\n", counter_overhead ); + _mesa_printf("counter overhead: %lu cycles\n\n", counter_overhead ); } _mesa_printf("transform results after hooking in %s functions:\n", description ); } @@ -310,7 +310,7 @@ void _math_test_all_transform_functions( char *description ) for ( mtype = 0 ; mtype < 7 ; mtype++ ) { for ( psize = 1 ; psize <= 4 ; psize++ ) { transform_func func = _mesa_transform_tab[psize][mtypes[mtype]]; - long *cycles = &(benchmark_tab[psize-1][mtype]); + unsigned long *cycles = &(benchmark_tab[psize-1][mtype]); if ( test_transform_function( func, psize, mtype, cycles ) == 0 ) { char buf[100]; diff --git a/src/mesa/math/m_xform.c b/src/mesa/math/m_xform.c index 66dc44d954..5366e34989 100644 --- a/src/mesa/math/m_xform.c +++ b/src/mesa/math/m_xform.c @@ -51,6 +51,10 @@ #include "x86/common_x86_asm.h" #endif +#ifdef USE_X86_64_ASM +#include "x86-64/x86-64.h" +#endif + #ifdef USE_SPARC_ASM #include "sparc/sparc.h" #endif @@ -212,6 +216,8 @@ _math_init_transformation( void ) _mesa_init_all_sparc_transform_asm(); #elif defined( USE_PPC_ASM ) _mesa_init_all_ppc_transform_asm(); +#elif defined( USE_X86_64_ASM ) + _mesa_init_all_x86_64_transform_asm(); #endif } |