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| ; RUN: llc -march=hexagon < %s -pipeliner-experimental-cg=true | FileCheck %s
; Test that we use the correct name in an epilog phi for a phi value
; that is defined for the last time in the kernel. Previously, we
; used the value from kernel loop definition, but we really need
; to use the value from the Phi in the kernel instead.
; In this test case, the second loop is pipelined, block b5.
; CHECK: loop1
; CHECK: [[REG0:r([0-9]+)]] += mpyi
; CHECK: [[REG2:r([0-9]+)]] = add([[REG1:r([0-9]+)]],add([[REG0]],#8
; CHECK: endloop1
%s.0 = type { %s.1*, %s.4*, %s.7*, i8*, i8, i32, %s.8*, i32, i32, i32, i8, i8, i32, i32, double, i8, i8, i8, i8, i8, i8, i8, i8, i32, i8, i8, i8, i32, i32, i32, i32, i32, i32, i8**, i32, i32, i32, i32, i32, [64 x i32]*, [4 x %s.9*], [4 x %s.10*], [4 x %s.10*], i32, %s.23*, i8, i8, [16 x i8], [16 x i8], [16 x i8], i32, i8, i8, i8, i8, i16, i16, i8, i8, i8, %s.11*, i32, i32, i32, i32, i8*, i32, [4 x %s.23*], i32, i32, i32, [10 x i32], i32, i32, i32, i32, i32, %s.12*, %s.13*, %s.14*, %s.15*, %s.16*, %s.17*, %s.18*, %s.19*, %s.20*, %s.21*, %s.22* }
%s.1 = type { void (%s.2*)*, void (%s.2*, i32)*, void (%s.2*)*, void (%s.2*, i8*)*, void (%s.2*)*, i32, %s.3, i32, i32, i8**, i32, i8**, i32, i32 }
%s.2 = type { %s.1*, %s.4*, %s.7*, i8*, i8, i32 }
%s.3 = type { [8 x i32], [48 x i8] }
%s.4 = type { i8* (%s.2*, i32, i32)*, i8* (%s.2*, i32, i32)*, i8** (%s.2*, i32, i32, i32)*, [64 x i16]** (%s.2*, i32, i32, i32)*, %s.5* (%s.2*, i32, i8, i32, i32, i32)*, %s.6* (%s.2*, i32, i8, i32, i32, i32)*, {}*, i8** (%s.2*, %s.5*, i32, i32, i8)*, [64 x i16]** (%s.2*, %s.6*, i32, i32, i8)*, void (%s.2*, i32)*, {}*, i32, i32 }
%s.5 = type opaque
%s.6 = type opaque
%s.7 = type { {}*, i32, i32, i32, i32 }
%s.8 = type { i8*, i32, {}*, i8 (%s.0*)*, void (%s.0*, i32)*, i8 (%s.0*, i32)*, {}* }
%s.9 = type { [64 x i16], i8 }
%s.10 = type { [17 x i8], [256 x i8], i8 }
%s.11 = type { %s.11*, i8, i32, i32, i8* }
%s.12 = type { {}*, {}*, i8 }
%s.13 = type { void (%s.0*, i8)*, void (%s.0*, i8**, i32*, i32)* }
%s.14 = type { {}*, i32 (%s.0*)*, {}*, i32 (%s.0*, i8***)*, %s.6** }
%s.15 = type { void (%s.0*, i8)*, void (%s.0*, i8***, i32*, i32, i8**, i32*, i32)* }
%s.16 = type { i32 (%s.0*)*, {}*, {}*, {}*, i8, i8 }
%s.17 = type { {}*, i32 (%s.0*)*, i8 (%s.0*)*, i8, i8, i32, i32 }
%s.18 = type { {}*, i8 (%s.0*, [64 x i16]**)*, i8 }
%s.19 = type { {}*, [5 x void (%s.0*, %s.23*, i16*, i8**, i32)*] }
%s.20 = type { {}*, void (%s.0*, i8***, i32*, i32, i8**, i32*, i32)*, i8 }
%s.21 = type { {}*, void (%s.0*, i8***, i32, i8**, i32)* }
%s.22 = type { void (%s.0*, i8)*, void (%s.0*, i8**, i8**, i32)*, {}*, {}* }
%s.23 = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i8, i32, i32, i32, i32, i32, i32, %s.9*, i8* }
; Function Attrs: nounwind optsize
define hidden void @f0(%s.0* nocapture readonly %a0, %s.23* nocapture readonly %a1, i8** nocapture readonly %a2, i8*** nocapture readonly %a3) #0 {
b0:
%v0 = load i8**, i8*** %a3, align 4
%v1 = getelementptr inbounds %s.0, %s.0* %a0, i32 0, i32 62
%v2 = load i32, i32* %v1, align 4
%v3 = icmp sgt i32 %v2, 0
br i1 %v3, label %b1, label %b10
b1: ; preds = %b0
%v4 = getelementptr inbounds %s.23, %s.23* %a1, i32 0, i32 10
br label %b2
b2: ; preds = %b8, %b1
%v5 = phi i32 [ 0, %b1 ], [ %v98, %b8 ]
%v6 = phi i32 [ 0, %b1 ], [ %v99, %b8 ]
%v7 = getelementptr inbounds i8*, i8** %a2, i32 %v6
br label %b3
b3: ; preds = %b7, %b2
%v8 = phi i32 [ 0, %b2 ], [ %v96, %b7 ]
%v9 = phi i32 [ %v5, %b2 ], [ %v16, %b7 ]
%v10 = load i8*, i8** %v7, align 4
%v11 = icmp eq i32 %v8, 0
%v12 = select i1 %v11, i32 -1, i32 1
%v13 = add i32 %v12, %v6
%v14 = getelementptr inbounds i8*, i8** %a2, i32 %v13
%v15 = load i8*, i8** %v14, align 4
%v16 = add nsw i32 %v9, 1
%v17 = getelementptr inbounds i8*, i8** %v0, i32 %v9
%v18 = load i8*, i8** %v17, align 4
%v19 = getelementptr inbounds i8, i8* %v10, i32 1
%v20 = load i8, i8* %v10, align 1
%v21 = zext i8 %v20 to i32
%v22 = mul nsw i32 %v21, 3
%v23 = getelementptr inbounds i8, i8* %v15, i32 1
%v24 = load i8, i8* %v15, align 1
%v25 = zext i8 %v24 to i32
%v26 = add nsw i32 %v22, %v25
%v27 = load i8, i8* %v19, align 1
%v28 = zext i8 %v27 to i32
%v29 = mul nsw i32 %v28, 3
%v30 = load i8, i8* %v23, align 1
%v31 = zext i8 %v30 to i32
%v32 = add nsw i32 %v29, %v31
%v33 = mul nsw i32 %v26, 4
%v34 = add nsw i32 %v33, 8
%v35 = lshr i32 %v34, 4
%v36 = trunc i32 %v35 to i8
%v37 = getelementptr inbounds i8, i8* %v18, i32 1
store i8 %v36, i8* %v18, align 1
%v38 = mul nsw i32 %v26, 3
%v39 = add i32 %v38, 7
%v40 = add i32 %v39, %v32
%v41 = lshr i32 %v40, 4
%v42 = trunc i32 %v41 to i8
store i8 %v42, i8* %v37, align 1
%v43 = load i32, i32* %v4, align 4
%v44 = add i32 %v43, -2
%v45 = getelementptr inbounds i8, i8* %v18, i32 2
%v46 = icmp eq i32 %v44, 0
br i1 %v46, label %b7, label %b4
b4: ; preds = %b3
%v47 = getelementptr inbounds i8, i8* %v15, i32 2
%v48 = getelementptr inbounds i8, i8* %v10, i32 2
%v49 = mul i32 %v43, 2
br label %b5
b5: ; preds = %b5, %b4
%v50 = phi i8* [ %v45, %b4 ], [ %v76, %b5 ]
%v51 = phi i32 [ %v44, %b4 ], [ %v75, %b5 ]
%v52 = phi i32 [ %v26, %b4 ], [ %v53, %b5 ]
%v53 = phi i32 [ %v32, %b4 ], [ %v64, %b5 ]
%v54 = phi i8* [ %v18, %b4 ], [ %v50, %b5 ]
%v55 = phi i8* [ %v47, %b4 ], [ %v61, %b5 ]
%v56 = phi i8* [ %v48, %b4 ], [ %v57, %b5 ]
%v57 = getelementptr inbounds i8, i8* %v56, i32 1
%v58 = load i8, i8* %v56, align 1
%v59 = zext i8 %v58 to i32
%v60 = mul nsw i32 %v59, 3
%v61 = getelementptr inbounds i8, i8* %v55, i32 1
%v62 = load i8, i8* %v55, align 1
%v63 = zext i8 %v62 to i32
%v64 = add nsw i32 %v60, %v63
%v65 = mul nsw i32 %v53, 3
%v66 = add i32 %v52, 8
%v67 = add i32 %v66, %v65
%v68 = lshr i32 %v67, 4
%v69 = trunc i32 %v68 to i8
%v70 = getelementptr inbounds i8, i8* %v54, i32 3
store i8 %v69, i8* %v50, align 1
%v71 = add i32 %v65, 7
%v72 = add i32 %v71, %v64
%v73 = lshr i32 %v72, 4
%v74 = trunc i32 %v73 to i8
store i8 %v74, i8* %v70, align 1
%v75 = add i32 %v51, -1
%v76 = getelementptr inbounds i8, i8* %v50, i32 2
%v77 = icmp eq i32 %v75, 0
br i1 %v77, label %b6, label %b5
b6: ; preds = %b5
%v78 = add i32 %v49, -2
%v79 = getelementptr i8, i8* %v18, i32 %v78
%v80 = add i32 %v49, -4
%v81 = getelementptr i8, i8* %v18, i32 %v80
br label %b7
b7: ; preds = %b6, %b3
%v82 = phi i8* [ %v79, %b6 ], [ %v45, %b3 ]
%v83 = phi i32 [ %v53, %b6 ], [ %v26, %b3 ]
%v84 = phi i32 [ %v64, %b6 ], [ %v32, %b3 ]
%v85 = phi i8* [ %v81, %b6 ], [ %v18, %b3 ]
%v86 = mul nsw i32 %v84, 3
%v87 = add i32 %v83, 8
%v88 = add i32 %v87, %v86
%v89 = lshr i32 %v88, 4
%v90 = trunc i32 %v89 to i8
%v91 = getelementptr inbounds i8, i8* %v85, i32 3
store i8 %v90, i8* %v82, align 1
%v92 = mul nsw i32 %v84, 4
%v93 = add nsw i32 %v92, 7
%v94 = lshr i32 %v93, 4
%v95 = trunc i32 %v94 to i8
store i8 %v95, i8* %v91, align 1
%v96 = add nsw i32 %v8, 1
%v97 = icmp eq i32 %v96, 2
br i1 %v97, label %b8, label %b3
b8: ; preds = %b7
%v98 = add i32 %v5, 2
%v99 = add nsw i32 %v6, 1
%v100 = load i32, i32* %v1, align 4
%v101 = icmp slt i32 %v98, %v100
br i1 %v101, label %b2, label %b9
b9: ; preds = %b8
br label %b10
b10: ; preds = %b9, %b0
ret void
}
attributes #0 = { nounwind optsize "target-cpu"="hexagonv60" }
|