mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-24 22:53:42 +00:00
58 lines
2.1 KiB
Diff
58 lines
2.1 KiB
Diff
diff --git a/core/Main.cc b/core/Main.cc
|
|
index 2b0d97b..9ba985d 100644
|
|
--- a/core/Main.cc
|
|
+++ b/core/Main.cc
|
|
@@ -77,9 +77,13 @@ int main(int argc, char** argv)
|
|
setUsageHelp("USAGE: %s [options] <input-file> <result-output-file>\n\n where input may be either in plain or gzipped DIMACS.\n");
|
|
// printf("This is MiniSat 2.0 beta\n");
|
|
|
|
-#if defined(__linux__)
|
|
- fpu_control_t oldcw, newcw;
|
|
- _FPU_GETCW(oldcw); newcw = (oldcw & ~_FPU_EXTENDED) | _FPU_DOUBLE; _FPU_SETCW(newcw);
|
|
+#if defined(__linux__) && defined(__x86_64__)
|
|
+ fenv_t fenv;
|
|
+
|
|
+ fegetenv(&fenv);
|
|
+ fenv.__control_word &= ~0x300; /* _FPU_EXTENDED */
|
|
+ fenv.__control_word |= 0x200; /* _FPU_DOUBLE */
|
|
+ fesetenv(&fenv);
|
|
printf("WARNING: for repeatability, setting FPU to use double precision\n");
|
|
#endif
|
|
// Extra options:
|
|
diff --git a/simp/Main.cc b/simp/Main.cc
|
|
index 2804d7f..7fbdb33 100644
|
|
--- a/simp/Main.cc
|
|
+++ b/simp/Main.cc
|
|
@@ -78,9 +78,13 @@ int main(int argc, char** argv)
|
|
setUsageHelp("USAGE: %s [options] <input-file> <result-output-file>\n\n where input may be either in plain or gzipped DIMACS.\n");
|
|
// printf("This is MiniSat 2.0 beta\n");
|
|
|
|
-#if defined(__linux__)
|
|
- fpu_control_t oldcw, newcw;
|
|
- _FPU_GETCW(oldcw); newcw = (oldcw & ~_FPU_EXTENDED) | _FPU_DOUBLE; _FPU_SETCW(newcw);
|
|
+#if defined(__linux__) && defined(__x86_64__)
|
|
+ fenv_t fenv;
|
|
+
|
|
+ fegetenv(&fenv);
|
|
+ fenv.__control_word &= ~0x300; /* _FPU_EXTENDED */
|
|
+ fenv.__control_word |= 0x200; /* _FPU_DOUBLE */
|
|
+ fesetenv(&fenv);
|
|
printf("WARNING: for repeatability, setting FPU to use double precision\n");
|
|
#endif
|
|
// Extra options:
|
|
diff --git a/utils/System.h b/utils/System.h
|
|
index 1758192..840bee5 100644
|
|
--- a/utils/System.h
|
|
+++ b/utils/System.h
|
|
@@ -21,8 +21,8 @@ OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWA
|
|
#ifndef Minisat_System_h
|
|
#define Minisat_System_h
|
|
|
|
-#if defined(__linux__)
|
|
-#include <fpu_control.h>
|
|
+#if defined(__linux__) && defined(__x86_64__)
|
|
+#include <fenv.h>
|
|
#endif
|
|
|
|
#include "mtl/IntTypes.h"
|