1 files changed, 52 insertions, 0 deletions
diff --git a/softfloat/SoftFloat-3/source/f64_to_i64_r_minMag.c b/softfloat/SoftFloat-3/source/f64_to_i64_r_minMag.c
new file mode 100755
index 0000000..525705b
--- /dev/null
+++ b/softfloat/SoftFloat-3/source/f64_to_i64_r_minMag.c
@@ -0,0 +1,52 @@
+
+#include <stdbool.h>
+#include <stdint.h>
+#include "platform.h"
+#include "internals.h"
+#include "softfloat.h"
+
+int_fast64_t f64_to_i64_r_minMag( float64_t a, bool exact )
+{
+    union ui64_f64 uA;
+    uint_fast64_t uiA;
+    bool sign;
+    int_fast16_t exp;
+    uint_fast64_t sig;
+    int_fast16_t shiftCount;
+    int_fast64_t absZ;
+
+    uA.f = a;
+    uiA = uA.ui;
+    sign = signF64UI( uiA );
+    exp = expF64UI( uiA );
+    sig = fracF64UI( uiA );
+    shiftCount = exp - 0x433;
+    if ( 0 <= shiftCount ) {
+        if ( 0x43E <= exp ) {
+            if ( uiA != packToF64UI( 1, 0x43E, 0 ) ) {
+                softfloat_raiseFlags( softfloat_flag_invalid );
+                if ( ! sign || ( ( exp == 0x7FF ) && sig ) ) {
+                    return INT64_C( 0x7FFFFFFFFFFFFFFF );
+                }
+            }
+            return - INT64_C( 0x7FFFFFFFFFFFFFFF ) - 1;
+        }
+        sig |= UINT64_C( 0x0010000000000000 );
+        absZ = sig<<shiftCount;
+    } else {
+        if ( exp < 0x3FF ) {
+            if ( exact && ( exp | sig ) ) {
+                softfloat_exceptionFlags |= softfloat_flag_inexact;
+            }
+            return 0;
+        }
+        sig |= UINT64_C( 0x0010000000000000 );
+        absZ = sig>>( - shiftCount );
+        if ( exact && (uint64_t) ( sig<<( shiftCount & 63 ) ) ) {
+            softfloat_exceptionFlags |= softfloat_flag_inexact;
+        }
+    }
+    return sign ? - absZ : absZ;
+
+}
+