From 1f2dd35898a17025a7410a9c4ef4fe1bf45a4e31 Mon Sep 17 00:00:00 2001 From: Evan Cheng Date: Mon, 22 Oct 2007 22:11:27 +0000 Subject: Fix memcpy lowering when addresses are 4-byte aligned but size is not multiple of 4. llvm-svn: 43234 --- llvm/test/CodeGen/ARM/memcpy-inline.ll | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 llvm/test/CodeGen/ARM/memcpy-inline.ll (limited to 'llvm/test/CodeGen/ARM/memcpy-inline.ll') diff --git a/llvm/test/CodeGen/ARM/memcpy-inline.ll b/llvm/test/CodeGen/ARM/memcpy-inline.ll new file mode 100644 index 00000000000..665d3acd89d --- /dev/null +++ b/llvm/test/CodeGen/ARM/memcpy-inline.ll @@ -0,0 +1,15 @@ +; RUN: llvm-as < %s | llc -mtriple=arm-apple-darwin | grep ldmia +; RUN: llvm-as < %s | llc -mtriple=arm-apple-darwin | grep ldrb +; RUN: llvm-as < %s | llc -mtriple=arm-apple-darwin | grep ldrh + + %struct.x = type { i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8 } +@src = external global %struct.x +@dst = external global %struct.x + +define i32 @t() { +entry: + call void @llvm.memcpy.i32( i8* getelementptr (%struct.x* @dst, i32 0, i32 0), i8* getelementptr (%struct.x* @src, i32 0, i32 0), i32 11, i32 8 ) + ret i32 0 +} + +declare void @llvm.memcpy.i32(i8*, i8*, i32, i32) -- cgit v1.2.3