Fixed nexttoward(f) wrapped functions, and improved long double handling

1 files changed, 15 insertions, 0 deletions

diff --git a/src/emu/x87emu_private.c b/src/emu/x87emu_private.c
index 5f638bfb..cd35c116 100755
--- a/src/emu/x87emu_private.c
+++ b/src/emu/x87emu_private.c
@@ -196,6 +196,21 @@ double FromLD(void* ld)
     return ret;
 }
 
+#ifndef HAVE_LD80BITS
+long double LD2localLD(void* ld)
+{
+    // local implementation may not be try Quad precision, but double-double precision, so simple way to keep the 80bits precision in the conversion
+    double ret;
+    LD2D(ld, &ret);
+    return ret;
+}
+#else
+long double LD2localLD(void* ld)
+{
+    return *(long double*)ld;
+}
+#endif
+
 void fpu_loadenv(x64emu_t* emu, char* p, int b16)
 {
     emu->cw = *(uint16_t*)p;