diff options
| -rw-r--r-- | llvm/lib/Target/AArch64/AArch64FastISel.cpp | 8 | ||||
| -rw-r--r-- | llvm/test/CodeGen/AArch64/arm64-fast-isel-intrinsic.ll | 9 |
2 files changed, 14 insertions, 3 deletions
diff --git a/llvm/lib/Target/AArch64/AArch64FastISel.cpp b/llvm/lib/Target/AArch64/AArch64FastISel.cpp index c84889e1f9d..f3beef4ecb6 100644 --- a/llvm/lib/Target/AArch64/AArch64FastISel.cpp +++ b/llvm/lib/Target/AArch64/AArch64FastISel.cpp @@ -1460,10 +1460,12 @@ bool AArch64FastISel::TryEmitSmallMemCpy(Address Dest, Address Src, bool RV; unsigned ResultReg; RV = EmitLoad(VT, ResultReg, Src); - assert(RV == true && "Should be able to handle this load."); + if (!RV) + return false; + RV = EmitStore(VT, ResultReg, Dest); - assert(RV == true && "Should be able to handle this store."); - (void)RV; + if (!RV) + return false; int64_t Size = VT.getSizeInBits() / 8; Len -= Size; diff --git a/llvm/test/CodeGen/AArch64/arm64-fast-isel-intrinsic.ll b/llvm/test/CodeGen/AArch64/arm64-fast-isel-intrinsic.ll index a3d5f6c3c5a..7c85ea5b9f7 100644 --- a/llvm/test/CodeGen/AArch64/arm64-fast-isel-intrinsic.ll +++ b/llvm/test/CodeGen/AArch64/arm64-fast-isel-intrinsic.ll @@ -133,3 +133,12 @@ define void @t8() { call void @llvm.memcpy.p0i8.p0i8.i64(i8* getelementptr inbounds ([80 x i8]* @temp, i32 0, i32 0), i8* getelementptr inbounds ([80 x i8]* @message, i32 0, i32 0), i64 4, i32 1, i1 false) ret void } + +define void @test_distant_memcpy(i8* %dst) { +; ARM64-LABEL: test_distant_memcpy: +; ARM64: bl _memcpy + %array = alloca i8, i32 8192 + %elem = getelementptr i8* %array, i32 8000 + call void @llvm.memcpy.p0i8.p0i8.i64(i8* %dst, i8* %elem, i64 4, i32 1, i1 false) + ret void +} |
