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-rw-r--r--lib/builtins/truncsfhf2.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/lib/builtins/truncsfhf2.c b/lib/builtins/truncsfhf2.c
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index 000000000000..381e590c342f
--- /dev/null
+++ b/lib/builtins/truncsfhf2.c
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+//===-- 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"
+
+// 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 __attribute__((noinline)) uint16_t __truncsfhf2(float a) {
+ return __truncXfYf2__(a);
+}
+
+COMPILER_RT_ABI uint16_t __gnu_f2h_ieee(float a) {
+ return __truncsfhf2(a);
+}