提交 338b922e 编写于 作者: M malc

Mov muldiv64 to qemu-common.h (Thus unbreaking gus)

Signed-off-by: Nmalc <av1474@comtv.ru>
上级 174b2877
......@@ -20,7 +20,6 @@
*/
#include "hw.h"
#include "omap.h"
#include "qemu-timer.h" /* for muldiv64() */
struct clk {
const char *name;
......
......@@ -309,6 +309,30 @@ static inline uint8_t from_bcd(uint8_t val)
return ((val >> 4) * 10) + (val & 0x0f);
}
/* compute with 96 bit intermediate result: (a*b)/c */
static inline uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
{
union {
uint64_t ll;
struct {
#ifdef HOST_WORDS_BIGENDIAN
uint32_t high, low;
#else
uint32_t low, high;
#endif
} l;
} u, res;
uint64_t rl, rh;
u.ll = a;
rl = (uint64_t)u.l.low * (uint64_t)b;
rh = (uint64_t)u.l.high * (uint64_t)b;
rh += (rl >> 32);
res.l.high = rh / c;
res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
return res.ll;
}
#include "module.h"
#endif
......@@ -59,30 +59,6 @@ static inline int64_t get_ticks_per_sec(void)
return 1000000000LL;
}
/* compute with 96 bit intermediate result: (a*b)/c */
static inline uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
{
union {
uint64_t ll;
struct {
#ifdef HOST_WORDS_BIGENDIAN
uint32_t high, low;
#else
uint32_t low, high;
#endif
} l;
} u, res;
uint64_t rl, rh;
u.ll = a;
rl = (uint64_t)u.l.low * (uint64_t)b;
rh = (uint64_t)u.l.high * (uint64_t)b;
rh += (rl >> 32);
res.l.high = rh / c;
res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
return res.ll;
}
/* real time host monotonic timer */
static inline int64_t get_clock_realtime(void)
{
......
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