82 lines
3.3 KiB
LLVM
82 lines
3.3 KiB
LLVM
; RUN: llc -march=hexagon < %s | FileCheck %s
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; Make sure that if there's only one store to the stack, it gets packetized
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; with allocframe as there's a latency of 2 cycles between allocframe and
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; the following store if not in the same packet.
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; CHECK: {
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; CHECK: memd(r29
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; CHECK-NOT: {
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; CHECK: allocframe
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; CHECK: }
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; CHECK: = memw(gp+#G)
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%struct.0 = type { %struct.0*, i32, %struct.2 }
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%struct.1 = type { i32, i32, [31 x i8] }
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%struct.2 = type { %struct.1 }
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@G = common global %struct.0* null, align 4
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define i32 @test(%struct.0* nocapture %a0) #0 {
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b1:
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%v2 = alloca %struct.0*, align 4
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%v3 = bitcast %struct.0** %v2 to i8*
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%v4 = getelementptr inbounds %struct.0, %struct.0* %a0, i32 0, i32 0
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%v5 = load %struct.0*, %struct.0** %v4, align 4
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store %struct.0* %v5, %struct.0** %v2, align 4
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%v6 = bitcast %struct.0* %v5 to i8*
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%v7 = load i8*, i8** bitcast (%struct.0** @G to i8**), align 4
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tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 4 %v6, i8* align 4 %v7, i32 48, i1 false)
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%v8 = getelementptr inbounds %struct.0, %struct.0* %a0, i32 0, i32 2, i32 0, i32 1
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store i32 5, i32* %v8, align 4
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%v9 = getelementptr inbounds %struct.0, %struct.0* %v5, i32 0, i32 2, i32 0, i32 1
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store i32 5, i32* %v9, align 4
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%v10 = bitcast %struct.0* %a0 to i32*
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%v11 = load i32, i32* %v10, align 4
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%v12 = bitcast %struct.0* %v5 to i32*
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store i32 %v11, i32* %v12, align 4
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%v13 = call i32 bitcast (i32 (...)* @f0 to i32 (%struct.0**)*)(%struct.0** nonnull %v2)
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%v14 = load %struct.0*, %struct.0** %v2, align 4
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%v15 = getelementptr inbounds %struct.0, %struct.0* %v14, i32 0, i32 1
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%v16 = load i32, i32* %v15, align 4
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%v17 = icmp eq i32 %v16, 0
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br i1 %v17, label %b18, label %b32
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b18: ; preds = %b1
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%v19 = bitcast %struct.0** %v2 to i32**
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%v20 = getelementptr inbounds %struct.0, %struct.0* %v14, i32 0, i32 2, i32 0, i32 1
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store i32 6, i32* %v20, align 4
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%v21 = getelementptr inbounds %struct.0, %struct.0* %a0, i32 0, i32 2, i32 0, i32 0
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%v22 = load i32, i32* %v21, align 4
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%v23 = getelementptr inbounds %struct.0, %struct.0* %v14, i32 0, i32 2, i32 0, i32 0
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%v24 = call i32 bitcast (i32 (...)* @f1 to i32 (i32, i32*)*)(i32 %v22, i32* %v23)
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%v25 = load i32*, i32** bitcast (%struct.0** @G to i32**), align 4
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%v26 = load i32, i32* %v25, align 4
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%v27 = load i32*, i32** %v19, align 4
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store i32 %v26, i32* %v27, align 4
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%v28 = load %struct.0*, %struct.0** %v2, align 4
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%v29 = getelementptr inbounds %struct.0, %struct.0* %v28, i32 0, i32 2, i32 0, i32 1
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%v30 = load i32, i32* %v29, align 4
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%v31 = call i32 bitcast (i32 (...)* @f2 to i32 (i32, i32, i32*)*)(i32 %v30, i32 10, i32* %v29)
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br label %b36
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b32: ; preds = %b1
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%v33 = bitcast %struct.0* %a0 to i8**
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%v34 = load i8*, i8** %v33, align 4
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%v35 = bitcast %struct.0* %a0 to i8*
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 4 %v35, i8* align 4 %v34, i32 48, i1 false)
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br label %b36
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b36: ; preds = %b32, %b18
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ret i32 undef
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}
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declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture writeonly, i8* nocapture readonly, i32, i1) #1
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declare i32 @f0(...) #0
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declare i32 @f1(...) #0
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declare i32 @f2(...) #0
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attributes #0 = { nounwind }
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attributes #1 = { argmemonly nounwind }
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