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* Merge in cygwin-64bit-branch.

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This commit is contained in:
Corinna Vinschen
2013-04-23 09:44:36 +00:00
parent 1875ee55d3
commit 61522196c7
253 changed files with 10632 additions and 5055 deletions
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28
winsup/cygwin/profil.c
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@@ -1,6 +1,6 @@
/* profil.c -- win32 profil.c equivalent
Copyright 1998, 1999, 2000, 2001, 2003, 2009, 2010 Red Hat, Inc.
Copyright 1998, 1999, 2000, 2001, 2003, 2009, 2010, 2012 Red Hat, Inc.
This file is part of Cygwin.
@@ -21,20 +21,24 @@ static struct profinfo prof;
/* Get the pc for thread THR */
static u_long
static uintptr_t
get_thrpc (HANDLE thr)
{
CONTEXT ctx;
u_long pc;
uintptr_t pc;
int res;
res = SuspendThread (thr);
if (res == -1)
return (u_long) - 1;
return (uintptr_t) -1;
ctx.ContextFlags = CONTEXT_CONTROL | CONTEXT_INTEGER;
pc = (u_long) - 1;
pc = (uintptr_t) -1;
if (GetThreadContext (thr, &ctx))
#ifdef __x86_64__
pc = ctx.Rip;
#else
pc = ctx.Eip;
#endif
ResumeThread (thr);
return pc;
}
@@ -58,13 +62,14 @@ static DWORD CALLBACK
profthr_func (LPVOID arg)
{
struct profinfo *p = (struct profinfo *) arg;
u_long pc, idx;
uintptr_t pc;
size_t idx;
SetThreadPriority(p->profthr, THREAD_PRIORITY_TIME_CRITICAL);
for (;;)
{
pc = (u_long) get_thrpc (p->targthr);
pc = (uintptr_t) get_thrpc (p->targthr);
if (pc >= p->lowpc && pc < p->highpc)
{
idx = PROFIDX (pc, p->lowpc, p->scale);
@@ -134,9 +139,9 @@ profile_on (struct profinfo *p)
*/
int
profile_ctl (struct profinfo * p, char *samples, size_t size,
u_long offset, u_int scale)
size_t offset, unsigned int scale)
{
u_long maxbin;
size_t maxbin;
if (scale > 65536)
{
@@ -150,7 +155,7 @@ profile_ctl (struct profinfo * p, char *samples, size_t size,
memset (samples, 0, size);
memset (p, 0, sizeof *p);
maxbin = size >> 1;
prof.counter = (u_short *) samples;
prof.counter = (uint16_t *) samples;
prof.lowpc = offset;
prof.highpc = PROFADDR (maxbin, offset, scale);
prof.scale = scale;
@@ -166,8 +171,7 @@ profile_ctl (struct profinfo * p, char *samples, size_t size,
The word pointed to by this address is incremented. Buf is unused. */
int
profil (char *samples, size_t size, u_long offset, u_int scale)
profil (char *samples, size_t size, size_t offset, unsigned int scale)
{
return profile_ctl (&prof, samples, size, offset, scale);
}