blob: f575260ec7143c7fbb3a6a4b8883ab77d61a1c12 [file] [log] [blame]
; RUN: llc -march=hexagon -enable-aa-sched-mi -enable-pipeliner \
; RUN: -hexagon-expand-condsets=0 -pipeliner-max-stages=2 < %s
; REQUIRES: asserts
; Disable expand-condsets because it will assert on undefined registers.
; Test that we generate pipelines with multiple stages correctly.
%s.0 = type { [194 x i32], i32*, [10 x i32], [10 x i32], i32, i32, i32, i32, i32, [9 x i32], [9 x i32], i16, i16, i16, i16, %s.1*, %s.2*, %s.3*, %s.4*, %s.5*, %s.6*, %s.7*, %s.8*, %s.9* }
%s.1 = type { [60 x i32], i16 }
%s.2 = type { i32, [7 x i32], i16 }
%s.3 = type { [10 x i32] }
%s.4 = type { [10 x i32], [10 x i32] }
%s.5 = type { [5 x i32], i32, i32 }
%s.6 = type { [5 x i32], i32, i32 }
%s.7 = type { [4 x i32], [4 x i32] }
%s.8 = type { [5 x i32], i32, i32, i16, i16 }
%s.9 = type { i8, i32, i32, i32, [10 x i32], [10 x i32], [80 x i32], [80 x i32], [8 x i32], i32, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16 }
; Function Attrs: nounwind
define fastcc void @f0(%s.0* %a0) #0 {
b0:
%v0 = alloca [40 x i32], align 8
%v1 = getelementptr inbounds %s.0, %s.0* %a0, i32 0, i32 5
%v2 = getelementptr inbounds %s.0, %s.0* %a0, i32 0, i32 6
%v3 = getelementptr inbounds %s.0, %s.0* %a0, i32 0, i32 4
%v4 = select i1 undef, i32* %v2, i32* %v1
%v5 = load i32, i32* %v4, align 4
br i1 false, label %b2, label %b1
b1: ; preds = %b0
%v6 = load i32, i32* %v3, align 4
br label %b2
b2: ; preds = %b1, %b0
%v7 = phi i32 [ %v6, %b1 ], [ undef, %b0 ]
%v8 = shl i32 %v7, 1
br i1 undef, label %b3, label %b4
b3: ; preds = %b3, %b2
%v9 = phi i32 [ %v34, %b3 ], [ %v5, %b2 ]
%v10 = add nsw i32 %v9, 2
%v11 = getelementptr inbounds [40 x i32], [40 x i32]* %v0, i32 0, i32 undef
%v12 = load i32, i32* %v11, align 4
%v13 = mul nsw i32 %v12, %v8
%v14 = ashr i32 %v13, 15
%v15 = getelementptr inbounds [40 x i32], [40 x i32]* %v0, i32 0, i32 %v10
%v16 = add nsw i32 %v14, 0
store i32 %v16, i32* %v15, align 4
%v17 = add nsw i32 %v9, 3
%v18 = sub nsw i32 %v17, %v5
%v19 = getelementptr inbounds [40 x i32], [40 x i32]* %v0, i32 0, i32 %v18
%v20 = load i32, i32* %v19, align 4
%v21 = mul nsw i32 %v20, %v8
%v22 = ashr i32 %v21, 15
%v23 = getelementptr inbounds [40 x i32], [40 x i32]* %v0, i32 0, i32 %v17
%v24 = add nsw i32 %v22, 0
store i32 %v24, i32* %v23, align 4
%v25 = add nsw i32 %v9, 6
%v26 = sub nsw i32 %v25, %v5
%v27 = getelementptr inbounds [40 x i32], [40 x i32]* %v0, i32 0, i32 %v26
%v28 = load i32, i32* %v27, align 4
%v29 = mul nsw i32 %v28, %v8
%v30 = ashr i32 %v29, 15
%v31 = getelementptr inbounds [40 x i32], [40 x i32]* %v0, i32 0, i32 %v25
%v32 = load i32, i32* %v31, align 4
%v33 = add nsw i32 %v30, %v32
store i32 %v33, i32* %v31, align 4
%v34 = add nsw i32 %v9, 8
%v35 = icmp slt i32 %v34, 33
br i1 %v35, label %b3, label %b4
b4: ; preds = %b4, %b3, %b2
br label %b4
}
attributes #0 = { nounwind "target-cpu"="hexagonv55" }