diff options
Diffstat (limited to 'llvm/test/CodeGen/AArch64/hadd-combine.ll')
| -rw-r--r-- | llvm/test/CodeGen/AArch64/hadd-combine.ll | 54 |
1 files changed, 53 insertions, 1 deletions
diff --git a/llvm/test/CodeGen/AArch64/hadd-combine.ll b/llvm/test/CodeGen/AArch64/hadd-combine.ll index 491bf40..c0f7678 100644 --- a/llvm/test/CodeGen/AArch64/hadd-combine.ll +++ b/llvm/test/CodeGen/AArch64/hadd-combine.ll @@ -903,6 +903,58 @@ define <8 x i16> @shadd_fixedwidth_v8i16(<8 x i16> %a0, <8 x i16> %a1) { ret <8 x i16> %res } +define <8 x i16> @shadd_demandedelts(<8 x i16> %a0, <8 x i16> %a1) { +; CHECK-LABEL: shadd_demandedelts: +; CHECK: // %bb.0: +; CHECK-NEXT: dup v0.8h, v0.h[0] +; CHECK-NEXT: shadd v0.8h, v0.8h, v1.8h +; CHECK-NEXT: dup v0.8h, v0.h[0] +; CHECK-NEXT: ret + %s0 = shufflevector <8 x i16> %a0, <8 x i16> undef, <8 x i32> zeroinitializer + %op = call <8 x i16> @llvm.aarch64.neon.shadd.v8i16(<8 x i16> %s0, <8 x i16> %a1) + %r0 = shufflevector <8 x i16> %op, <8 x i16> undef, <8 x i32> zeroinitializer + ret <8 x i16> %r0 +} + +define <8 x i16> @srhadd_demandedelts(<8 x i16> %a0, <8 x i16> %a1) { +; CHECK-LABEL: srhadd_demandedelts: +; CHECK: // %bb.0: +; CHECK-NEXT: dup v0.8h, v0.h[0] +; CHECK-NEXT: srhadd v0.8h, v0.8h, v1.8h +; CHECK-NEXT: dup v0.8h, v0.h[0] +; CHECK-NEXT: ret + %s0 = shufflevector <8 x i16> %a0, <8 x i16> undef, <8 x i32> zeroinitializer + %op = call <8 x i16> @llvm.aarch64.neon.srhadd.v8i16(<8 x i16> %s0, <8 x i16> %a1) + %r0 = shufflevector <8 x i16> %op, <8 x i16> undef, <8 x i32> zeroinitializer + ret <8 x i16> %r0 +} + +define <8 x i16> @uhadd_demandedelts(<8 x i16> %a0, <8 x i16> %a1) { +; CHECK-LABEL: uhadd_demandedelts: +; CHECK: // %bb.0: +; CHECK-NEXT: dup v0.8h, v0.h[0] +; CHECK-NEXT: uhadd v0.8h, v0.8h, v1.8h +; CHECK-NEXT: dup v0.8h, v0.h[0] +; CHECK-NEXT: ret + %s0 = shufflevector <8 x i16> %a0, <8 x i16> undef, <8 x i32> zeroinitializer + %op = call <8 x i16> @llvm.aarch64.neon.uhadd.v8i16(<8 x i16> %s0, <8 x i16> %a1) + %r0 = shufflevector <8 x i16> %op, <8 x i16> undef, <8 x i32> zeroinitializer + ret <8 x i16> %r0 +} + +define <8 x i16> @urhadd_demandedelts(<8 x i16> %a0, <8 x i16> %a1) { +; CHECK-LABEL: urhadd_demandedelts: +; CHECK: // %bb.0: +; CHECK-NEXT: dup v0.8h, v0.h[0] +; CHECK-NEXT: urhadd v0.8h, v0.8h, v1.8h +; CHECK-NEXT: dup v0.8h, v0.h[0] +; CHECK-NEXT: ret + %s0 = shufflevector <8 x i16> %a0, <8 x i16> undef, <8 x i32> zeroinitializer + %op = call <8 x i16> @llvm.aarch64.neon.urhadd.v8i16(<8 x i16> %s0, <8 x i16> %a1) + %r0 = shufflevector <8 x i16> %op, <8 x i16> undef, <8 x i32> zeroinitializer + ret <8 x i16> %r0 +} + declare <8 x i8> @llvm.aarch64.neon.shadd.v8i8(<8 x i8>, <8 x i8>) declare <4 x i16> @llvm.aarch64.neon.shadd.v4i16(<4 x i16>, <4 x i16>) declare <2 x i32> @llvm.aarch64.neon.shadd.v2i32(<2 x i32>, <2 x i32>) @@ -927,4 +979,4 @@ declare <8 x i16> @llvm.aarch64.neon.srhadd.v8i16(<8 x i16>, <8 x i16>) declare <4 x i32> @llvm.aarch64.neon.srhadd.v4i32(<4 x i32>, <4 x i32>) declare <16 x i8> @llvm.aarch64.neon.urhadd.v16i8(<16 x i8>, <16 x i8>) declare <8 x i16> @llvm.aarch64.neon.urhadd.v8i16(<8 x i16>, <8 x i16>) -declare <4 x i32> @llvm.aarch64.neon.urhadd.v4i32(<4 x i32>, <4 x i32>) +declare <4 x i32> @llvm.aarch64.neon.urhadd.v4i32(<4 x i32>, <4 x i32>)
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