intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 24 insertions, 0 deletions

diff --git a/contrib/libs/cxxsupp/builtins/truncsfhf2.c b/contrib/libs/cxxsupp/builtins/truncsfhf2.c
new file mode 100644
index 00000000000..9d61895bfd8
--- /dev/null
+++ b/contrib/libs/cxxsupp/builtins/truncsfhf2.c
@@ -0,0 +1,24 @@
+//===-- lib/truncsfhf2.c - single -> half conversion --------------*- C -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#define SRC_SINGLE
+#define DST_HALF
+#include "fp_trunc_impl.inc"
+
+ARM_EABI_FNALIAS(f2h, truncsfhf2)
+
+// Use a forwarding definition and noinline to implement a poor man's alias,
+// as there isn't a good cross-platform way of defining one.
+COMPILER_RT_ABI NOINLINE uint16_t __truncsfhf2(float a) {
+    return __truncXfYf2__(a);
+}
+
+COMPILER_RT_ABI uint16_t __gnu_f2h_ieee(float a) {
+    return __truncsfhf2(a);
+}