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| author | dim <dim@FreeBSD.org> | 2011-02-20 12:57:14 +0000 |
|---|---|---|
| committer | dim <dim@FreeBSD.org> | 2011-02-20 12:57:14 +0000 |
| commit | cbb70ce070d220642b038ea101d9c0f9fbf860d6 (patch) | |
| tree | d2b61ce94e654cb01a254d2195259db5f9cc3f3c /test/CodeGen/ARM/ldst-f32-2-i32.ll | |
| parent | 4ace901e87dac5bbbac78ed325e75462e48e386e (diff) | |
| download | FreeBSD-src-cbb70ce070d220642b038ea101d9c0f9fbf860d6.zip FreeBSD-src-cbb70ce070d220642b038ea101d9c0f9fbf860d6.tar.gz | |
Vendor import of llvm trunk r126079:
http://llvm.org/svn/llvm-project/llvm/trunk@126079
Diffstat (limited to 'test/CodeGen/ARM/ldst-f32-2-i32.ll')
| -rw-r--r-- | test/CodeGen/ARM/ldst-f32-2-i32.ll | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/ldst-f32-2-i32.ll b/test/CodeGen/ARM/ldst-f32-2-i32.ll new file mode 100644 index 0000000..2d016f6 --- /dev/null +++ b/test/CodeGen/ARM/ldst-f32-2-i32.ll @@ -0,0 +1,28 @@ +; RUN: llc < %s -mtriple=armv7-apple-darwin -mcpu=cortex-a8 | FileCheck %s +; Check if the f32 load / store pair are optimized to i32 load / store. +; rdar://8944252 + +define void @t(i32 %width, float* nocapture %src, float* nocapture %dst, i32 %index) nounwind { +; CHECK: t: +entry: + %src6 = bitcast float* %src to i8* + %0 = icmp eq i32 %width, 0 + br i1 %0, label %return, label %bb + +bb: +; CHECK: ldr [[REGISTER:(r[0-9]+)]], [r1], r3 +; CHECK: str [[REGISTER]], [r2], #4 + %j.05 = phi i32 [ %2, %bb ], [ 0, %entry ] + %tmp = mul i32 %j.05, %index + %uglygep = getelementptr i8* %src6, i32 %tmp + %src_addr.04 = bitcast i8* %uglygep to float* + %dst_addr.03 = getelementptr float* %dst, i32 %j.05 + %1 = load float* %src_addr.04, align 4 + store float %1, float* %dst_addr.03, align 4 + %2 = add i32 %j.05, 1 + %exitcond = icmp eq i32 %2, %width + br i1 %exitcond, label %return, label %bb + +return: + ret void +} |
