diff options
Diffstat (limited to 'src/gallium/auxiliary/util')
| -rw-r--r-- | src/gallium/auxiliary/util/u_time.c | 74 |
1 files changed, 56 insertions, 18 deletions
diff --git a/src/gallium/auxiliary/util/u_time.c b/src/gallium/auxiliary/util/u_time.c index 9b97050d51..c6ce0afab0 100644 --- a/src/gallium/auxiliary/util/u_time.c +++ b/src/gallium/auxiliary/util/u_time.c @@ -33,26 +33,44 @@ */ -#include "util/u_time.h" +#include "pipe/p_config.h" #if defined(PIPE_OS_LINUX) #include <sys/time.h> #elif defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY) #include <windows.h> #include <winddi.h> -#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER) +#elif defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT) +#include <windows.h> +extern VOID KeQuerySystemTime(PLARGE_INTEGER); +#elif defined(PIPE_SUBSYSTEM_WINDOWS_CE) #include <windows.h> #else #error Unsupported OS #endif +#include "util/u_time.h" + -#if defined(PIPE_OS_WINDOWS) -static LONGLONG frequency = 0; -#if !defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY) -#define EngQueryPerformanceFrequency(p) QueryPerformanceFrequency((LARGE_INTEGER*)(p)) -#define EngQueryPerformanceCounter(p) QueryPerformanceCounter((LARGE_INTEGER*)(p)) +#if defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY) || defined(PIPE_SUBSYSTEM_WINDOWS_CE) + +static int64_t frequency = 0; + +static INLINE void +util_time_get_frequency(void) +{ + if(!frequency) { +#if defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY) + LONGLONG temp; + EngQueryPerformanceFrequency(&temp); + frequency = temp; +#elif defined(PIPE_SUBSYSTEM_WINDOWS_CE) + LARGE_INTEGER temp; + QueryPerformanceFrequency(&temp); + frequency = temp.QuadPart; #endif + } +} #endif @@ -61,8 +79,20 @@ util_time_get(struct util_time *t) { #if defined(PIPE_OS_LINUX) gettimeofday(&t->tv, NULL); -#elif defined(PIPE_OS_WINDOWS) - EngQueryPerformanceCounter(&t->counter); +#elif defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY) + LONGLONG temp; + EngQueryPerformanceCounter(&temp); + t->counter = temp; +#elif defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT) + /* Updated every 10 miliseconds, measured in units of 100 nanoseconds. + * http://msdn.microsoft.com/en-us/library/ms801642.aspx */ + LARGE_INTEGER temp; + KeQuerySystemTime(&temp); + t->counter = temp.QuadPart; +#elif defined(PIPE_SUBSYSTEM_WINDOWS_CE) + LARGE_INTEGER temp; + QueryPerformanceCounter(&temp); + t->counter = temp.QuadPart; #endif } @@ -75,10 +105,17 @@ util_time_add(const struct util_time *t1, #if defined(PIPE_OS_LINUX) t2->tv.tv_sec = t1->tv.tv_sec + usecs / 1000000; t2->tv.tv_usec = t1->tv.tv_usec + usecs % 1000000; -#elif defined(PIPE_OS_WINDOWS) - if(!frequency) - EngQueryPerformanceFrequency(&frequency); - t2->counter = t1->counter + (usecs * frequency + 999999LL)/1000000LL; +#elif defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY) || defined(PIPE_SUBSYSTEM_WINDOWS_CE) + util_time_get_frequency(); + t2->counter = t1->counter + (usecs * frequency + INT64_C(999999))/INT64_C(1000000); +#elif defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT) + /* 1 tick = 100 nano seconds. */ + t2->counter = t1->counter + usecs * 10; +#elif + LARGE_INTEGER temp; + LONGLONG freq; + freq = temp.QuadPart; + t2->counter = t1->counter + (usecs * freq)/1000000L; #endif } @@ -90,10 +127,11 @@ util_time_diff(const struct util_time *t1, #if defined(PIPE_OS_LINUX) return (t2->tv.tv_usec - t1->tv.tv_usec) + (t2->tv.tv_sec - t1->tv.tv_sec)*1000000; -#elif defined(PIPE_OS_WINDOWS) - if(!frequency) - EngQueryPerformanceFrequency(&frequency); - return (t2->counter - t1->counter)*1000000LL/frequency; +#elif defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY) || defined(PIPE_SUBSYSTEM_WINDOWS_CE) + util_time_get_frequency(); + return (t2->counter - t1->counter)*INT64_C(1000000)/frequency; +#elif defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT) + return (t2->counter - t1->counter)/10; #endif } @@ -142,7 +180,7 @@ util_time_timeout(const struct util_time *start, } -#if defined(PIPE_OS_WINDOWS) +#if defined(PIPE_SUBSYSYEM_WINDOWS_DISPLAY) void util_time_sleep(unsigned usecs) { LONGLONG start, curr, end; |