Import compiler-rt trunk r224034.vendor/compiler-rt/compiler-rt-r224034

https://llvm.org/svn/llvm-project/compiler-rt/trunk@224034

1 files changed, 31 insertions, 0 deletions

diff --git a/lib/builtins/arm/aeabi_uldivmod.S b/lib/builtins/arm/aeabi_uldivmod.S
new file mode 100644
index 000000000000..4e1f8e2a6736
--- /dev/null
+++ b/lib/builtins/arm/aeabi_uldivmod.S
@@ -0,0 +1,31 @@
+//===-- aeabi_uldivmod.S - EABI uldivmod implementation -------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+#include "../assembly.h"
+
+// struct { uint64_t quot, uint64_t rem}
+//        __aeabi_uldivmod(uint64_t numerator, uint64_t denominator) {
+//   uint64_t rem, quot;
+//   quot = __udivmoddi4(numerator, denominator, &rem);
+//   return {quot, rem};
+// }
+
+        .syntax unified
+        .p2align 2
+DEFINE_COMPILERRT_FUNCTION(__aeabi_uldivmod)
+        push	{r11, lr}
+        sub	sp, sp, #16
+        add	r12, sp, #8
+        str	r12, [sp]
+        bl	SYMBOL_NAME(__udivmoddi4)
+        ldr	r2, [sp, #8]
+        ldr	r3, [sp, #12]
+        add	sp, sp, #16
+        pop	{r11, pc}
+END_COMPILERRT_FUNCTION(__aeabi_uldivmod)