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1; RUN: llc -mtriple=hexagon < %s | FileCheck %s2 3; Make sure that if there's only one store to the stack, it gets packetized4; with allocframe as there's a latency of 2 cycles between allocframe and5; the following store if not in the same packet.6 7; CHECK: {8; CHECK: memd(r299; CHECK-NOT: {10; CHECK: allocframe11; CHECK: }12; CHECK: = memw(gp+#G)13 14%struct.0 = type { ptr, i32, %struct.2 }15%struct.1 = type { i32, i32, [31 x i8] }16%struct.2 = type { %struct.1 }17 18@G = common global ptr null, align 419 20define i32 @test(ptr nocapture %a0) #0 {21b1:22 %v2 = alloca ptr, align 423 %v5 = load ptr, ptr %a0, align 424 store ptr %v5, ptr %v2, align 425 %v7 = load ptr, ptr @G, align 426 tail call void @llvm.memcpy.p0.p0.i32(ptr align 4 %v5, ptr align 4 %v7, i32 48, i1 false)27 %v8 = getelementptr inbounds %struct.0, ptr %a0, i32 0, i32 2, i32 0, i32 128 store i32 5, ptr %v8, align 429 %v9 = getelementptr inbounds %struct.0, ptr %v5, i32 0, i32 2, i32 0, i32 130 store i32 5, ptr %v9, align 431 %v11 = load i32, ptr %a0, align 432 store i32 %v11, ptr %v5, align 433 %v13 = call i32 @f0(ptr nonnull %v2)34 %v14 = load ptr, ptr %v2, align 435 %v15 = getelementptr inbounds %struct.0, ptr %v14, i32 0, i32 136 %v16 = load i32, ptr %v15, align 437 %v17 = icmp eq i32 %v16, 038 br i1 %v17, label %b18, label %b3239 40b18: ; preds = %b141 %v20 = getelementptr inbounds %struct.0, ptr %v14, i32 0, i32 2, i32 0, i32 142 store i32 6, ptr %v20, align 443 %v21 = getelementptr inbounds %struct.0, ptr %a0, i32 0, i32 2, i32 0, i32 044 %v22 = load i32, ptr %v21, align 445 %v23 = getelementptr inbounds %struct.0, ptr %v14, i32 0, i32 2, i32 0, i32 046 %v24 = call i32 @f1(i32 %v22, ptr %v23)47 %v25 = load ptr, ptr @G, align 448 %v26 = load i32, ptr %v25, align 449 %v27 = load ptr, ptr %v2, align 450 store i32 %v26, ptr %v27, align 451 %v28 = load ptr, ptr %v2, align 452 %v29 = getelementptr inbounds %struct.0, ptr %v28, i32 0, i32 2, i32 0, i32 153 %v30 = load i32, ptr %v29, align 454 %v31 = call i32 @f2(i32 %v30, i32 10, ptr %v29)55 br label %b3656 57b32: ; preds = %b158 %v34 = load ptr, ptr %a0, align 459 call void @llvm.memcpy.p0.p0.i32(ptr align 4 %a0, ptr align 4 %v34, i32 48, i1 false)60 br label %b3661 62b36: ; preds = %b32, %b1863 ret i32 undef64}65 66declare void @llvm.memcpy.p0.p0.i32(ptr nocapture writeonly, ptr nocapture readonly, i32, i1) #167 68declare i32 @f0(...) #069declare i32 @f1(...) #070declare i32 @f2(...) #071 72attributes #0 = { nounwind }73attributes #1 = { argmemonly nounwind }74