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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; RUN: opt -S --passes=slp-vectorizer -mtriple=riscv64-unknown-linux-gnu -mattr=+v -slp-threshold=-20 < %s | FileCheck %s
%S = type { i16, i16 }
define i16 @test() {
; CHECK-LABEL: define i16 @test
; CHECK-SAME: () #[[ATTR0:[0-9]+]] {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[PPREV_058_I:%.*]] = getelementptr [[S:%.*]], ptr null, i64 -1
; CHECK-NEXT: br label [[WHILE_BODY_I:%.*]]
; CHECK: while.body.i:
; CHECK-NEXT: [[TMP0:%.*]] = phi i16 [ 0, [[WHILE_BODY_I]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[PPREV_062_I:%.*]] = phi ptr [ [[PPREV_0_I:%.*]], [[WHILE_BODY_I]] ], [ [[PPREV_058_I]], [[ENTRY]] ]
; CHECK-NEXT: [[PEDGE_061_I:%.*]] = phi ptr [ [[INCDEC_PTR_I:%.*]], [[WHILE_BODY_I]] ], [ null, [[ENTRY]] ]
; CHECK-NEXT: [[INCDEC_PTR_I]] = getelementptr [[S]], ptr [[PEDGE_061_I]], i64 -1
; CHECK-NEXT: [[PPREV_0_I]] = getelementptr [[S]], ptr [[PPREV_062_I]], i64 -1
; CHECK-NEXT: [[TMP1:%.*]] = call <3 x i16> @llvm.masked.load.v3i16.p0(ptr [[PPREV_0_I]], i32 2, <3 x i1> <i1 true, i1 false, i1 true>, <3 x i16> poison)
; CHECK-NEXT: [[TMP2:%.*]] = shufflevector <3 x i16> [[TMP1]], <3 x i16> poison, <2 x i32> <i32 0, i32 2>
; CHECK-NEXT: [[TMP3:%.*]] = extractelement <2 x i16> [[TMP2]], i32 0
; CHECK-NEXT: [[TMP4:%.*]] = extractelement <2 x i16> [[TMP2]], i32 1
; CHECK-NEXT: [[CMP_I178:%.*]] = icmp ult i16 [[TMP4]], [[TMP3]]
; CHECK-NEXT: br label [[WHILE_BODY_I]]
;
entry:
%pPrev.058.i = getelementptr %S, ptr null, i64 -1
br label %while.body.i
while.body.i:
%0 = phi i16 [ 0, %while.body.i ], [ 0, %entry ]
%pPrev.062.i = phi ptr [ %pPrev.0.i, %while.body.i ], [ %pPrev.058.i, %entry ]
%pEdge.061.i = phi ptr [ %incdec.ptr.i, %while.body.i ], [ null, %entry ]
%incdec.ptr.i = getelementptr %S, ptr %pEdge.061.i, i64 -1
%pPrev.0.i = getelementptr %S, ptr %pPrev.062.i, i64 -1
%1 = load i16, ptr %incdec.ptr.i, align 2
%2 = load i16, ptr %pPrev.0.i, align 2
%cmp.i178 = icmp ult i16 %1, %2
br label %while.body.i
}
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