patch-2.1.97 linux/arch/sparc/math-emu/fcmpeq.c

• Lines: 19
• Date: Tue Apr 14 17:44:19 1998
• Orig file: v2.1.96/linux/arch/sparc/math-emu/fcmpeq.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.96/linux/arch/sparc/math-emu/fcmpeq.c linux/arch/sparc/math-emu/fcmpeq.c
@@ -0,0 +1,18 @@
+#include "soft-fp.h"
+#include "quad.h"
+
+int FCMPEQ(void *rd, void *rs2, void *rs1)
+{
+	FP_DECL_Q(A); FP_DECL_Q(B);
+	long ret;
+	unsigned long fsr;
+	
+	__FP_UNPACK_Q(A, rs1);
+	__FP_UNPACK_Q(B, rs2);
+	FP_CMP_Q(ret, B, A, 3);
+	if (ret == -1) ret = 2;
+	fsr = *(unsigned long *)rd;
+	fsr &= ~0xc00; fsr |= (ret << 10);
+	*(unsigned long *)rd = fsr;
+	return 1;
+}