From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 12:05:51 +0200
Subject: Adding upstream version 5.10.209.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 arch/nds32/math-emu/fd2uiz.c | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 arch/nds32/math-emu/fd2uiz.c

(limited to 'arch/nds32/math-emu/fd2uiz.c')

diff --git a/arch/nds32/math-emu/fd2uiz.c b/arch/nds32/math-emu/fd2uiz.c
new file mode 100644
index 000000000..8ae17cfce
--- /dev/null
+++ b/arch/nds32/math-emu/fd2uiz.c
@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (C) 2005-2019 Andes Technology Corporation
+#include <linux/uaccess.h>
+
+#include <asm/sfp-machine.h>
+#include <math-emu/soft-fp.h>
+#include <math-emu/double.h>
+
+void fd2ui_z(void *ft, void *fa)
+{
+	unsigned int r;
+
+	FP_DECL_D(A);
+	FP_DECL_EX;
+
+	FP_UNPACK_DP(A, fa);
+
+	if (A_c == FP_CLS_INF) {
+		*(unsigned int *)ft = (A_s == 0) ? 0xffffffff : 0x00000000;
+		__FPU_FPCSR |= FP_EX_INVALID;
+	} else if (A_c == FP_CLS_NAN) {
+		*(unsigned int *)ft = 0xffffffff;
+		__FPU_FPCSR |= FP_EX_INVALID;
+	} else {
+		FP_TO_INT_D(r, A, 32, 0);
+		__FPU_FPCSR |= FP_CUR_EXCEPTIONS;
+		*(unsigned int *)ft = r;
+	}
+
+}
-- 
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