diff options
Diffstat (limited to 'test/CodeGen/XCore/unaligned_store_combine.ll')
| -rw-r--r-- | test/CodeGen/XCore/unaligned_store_combine.ll | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/CodeGen/XCore/unaligned_store_combine.ll b/test/CodeGen/XCore/unaligned_store_combine.ll new file mode 100644 index 0000000..493ca6a --- /dev/null +++ b/test/CodeGen/XCore/unaligned_store_combine.ll @@ -0,0 +1,12 @@ +; RUN: llc < %s -march=xcore > %t1.s +; RUN: grep "bl memmove" %t1.s | count 1 +; RUN: grep "ldc r., 8" %t1.s | count 1 + +; Unaligned load / store pair. Should be combined into a memmove +; of size 8 +define void @f(i64* %dst, i64* %src) nounwind { +entry: + %0 = load i64* %src, align 1 + store i64 %0, i64* %dst, align 1 + ret void +} |
