msvcr120: Add fesetround implementation.

dlls/api-ms-win-crt-runtime-l1-1-0/api-ms-win-crt-runtime-l1-1-0.spec

@@ -90,11 +90,11 @@
 @ stub feclearexcept
 @ cdecl fegetenv(ptr) ucrtbase.fegetenv
 @ stub fegetexceptflag
-@ stub fegetround
+@ cdecl fegetround() ucrtbase.fegetround
 @ stub feholdexcept
 @ cdecl fesetenv(ptr) ucrtbase.fesetenv
 @ stub fesetexceptflag
-@ stub fesetround
+@ cdecl fesetround(long) ucrtbase.fesetround
 @ stub fetestexcept
 @ cdecl perror(str) ucrtbase.perror
 @ stub quick_exit

dlls/msvcr120/msvcr120.spec

@@ -2146,14 +2146,14 @@
 @ stub feclearexcept
 @ cdecl fegetenv(ptr) MSVCRT_fegetenv
 @ stub fegetexceptflag
-@ stub fegetround
+@ cdecl fegetround() MSVCRT_fegetround
 @ stub feholdexcept
 @ cdecl feof(ptr) MSVCRT_feof
 @ stub feraiseexcept
 @ cdecl ferror(ptr) MSVCRT_ferror
 @ cdecl fesetenv(ptr) MSVCRT_fesetenv
 @ stub fesetexceptflag
-@ stub fesetround
+@ cdecl fesetround(long) MSVCRT_fesetround
 @ stub fetestexcept
 @ stub feupdateenv
 @ cdecl fflush(ptr) MSVCRT_fflush

dlls/msvcr120_app/msvcr120_app.spec

@@ -1812,14 +1812,14 @@
 @ stub feclearexcept
 @ cdecl fegetenv(ptr) msvcr120.fegetenv
 @ stub fegetexceptflag
-@ stub fegetround
+@ cdecl fegetround() msvcr120.fegetround
 @ stub feholdexcept
 @ cdecl feof(ptr) msvcr120.feof
 @ stub feraiseexcept
 @ cdecl ferror(ptr) msvcr120.ferror
 @ cdecl fesetenv(ptr) msvcr120.fesetenv
 @ stub fesetexceptflag
-@ stub fesetround
+@ cdecl fesetround(long) msvcr120.fesetround
 @ stub fetestexcept
 @ stub feupdateenv
 @ cdecl fflush(ptr) msvcr120.fflush

dlls/msvcrt/math.c

@@ -1232,6 +1232,25 @@ int CDECL __fpe_flt_rounds(void)
 }
 
 /*********************************************************************
+ *		fegetround (MSVCR120.@)
+ */
+int CDECL MSVCRT_fegetround(void)
+{
+    return _controlfp(0, 0) & MSVCRT__RC_CHOP;
+}
+
+/*********************************************************************
+ *		fesetround (MSVCR120.@)
+ */
+int CDECL MSVCRT_fesetround(int round_mode)
+{
+    if (round_mode & (~MSVCRT__RC_CHOP))
+        return 1;
+    _controlfp(round_mode, MSVCRT__RC_CHOP);
+    return 0;
+}
+
+/*********************************************************************
  *		_copysign (MSVCRT.@)
  */
 double CDECL MSVCRT__copysign(double num, double sign)

dlls/ucrtbase/ucrtbase.spec

@@ -2289,13 +2289,13 @@
 @ stub feclearexcept
 @ cdecl fegetenv(ptr) MSVCRT_fegetenv
 @ stub fegetexceptflag
-@ stub fegetround
+@ cdecl fegetround() MSVCRT_fegetround
 @ stub feholdexcept
 @ cdecl feof(ptr) MSVCRT_feof
 @ cdecl ferror(ptr) MSVCRT_ferror
 @ cdecl fesetenv(ptr) MSVCRT_fesetenv
 @ stub fesetexceptflag
-@ stub fesetround
+@ cdecl fesetround(long) MSVCRT_fesetround
 @ stub fetestexcept
 @ cdecl fflush(ptr) MSVCRT_fflush
 @ cdecl fgetc(ptr) MSVCRT_fgetc