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[Qemu-devel] [PATCH v6 2/5] target-tilegx/helper-fshared.h: Add floating


From: chengang
Subject: [Qemu-devel] [PATCH v6 2/5] target-tilegx/helper-fshared.h: Add floating point shared function
Date: Sun, 15 May 2016 07:40:41 +0800

From: Chen Gang <address@hidden>

It is used by fsingle and fdouble helpers.

Signed-off-by: Chen Gang <address@hidden>
---
 target-tilegx/helper-fshared.h | 56 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 target-tilegx/helper-fshared.h

diff --git a/target-tilegx/helper-fshared.h b/target-tilegx/helper-fshared.h
new file mode 100644
index 0000000..bcd673e
--- /dev/null
+++ b/target-tilegx/helper-fshared.h
@@ -0,0 +1,56 @@
+/*
+ *  TILE-Gx virtual Floating point shared functions
+ *
+ *  Copyright (c) 2015 Chen Gang
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#define DEC_INIT_FPSTATUS \
+    float_status fp_status = {.float_rounding_mode = float_round_nearest_even};
+
+static inline uint64_t create_fsfd_flag_un(void)
+{
+    return 1 << 25;
+}
+
+static inline uint64_t create_fsfd_flag_lt(void)
+{
+    return 1 << 26;
+}
+
+static inline uint64_t create_fsfd_flag_le(void)
+{
+    return 1 << 27;
+}
+
+static inline uint64_t create_fsfd_flag_gt(void)
+{
+    return 1 << 28;
+}
+
+static inline uint64_t create_fsfd_flag_ge(void)
+{
+    return 1 << 29;
+}
+
+static inline uint64_t create_fsfd_flag_eq(void)
+{
+    return 1 << 30;
+}
+
+static inline uint64_t create_fsfd_flag_ne(void)
+{
+    return 1ULL << 31;
+}
-- 
1.9.3




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