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shrink_after_reorder2.ll
74 lines (70 loc) · 3.26 KB
/
shrink_after_reorder2.ll
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -o - -slp-vectorizer -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s
%class.e = type { i32, i32 }
%struct.a = type { i32, i32, i32, i32 }
define void @foo(%class.e* %this, %struct.a* %p, i32 %add7) {
; CHECK-LABEL: @foo(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[B:%.*]] = getelementptr inbounds [[STRUCT_A:%.*]], %struct.a* [[P:%.*]], i64 0, i32 0
; CHECK-NEXT: [[G:%.*]] = getelementptr inbounds [[CLASS_E:%.*]], %class.e* [[THIS:%.*]], i64 0, i32 0
; CHECK-NEXT: [[TMP0:%.*]] = insertelement <2 x i32> <i32 poison, i32 undef>, i32 [[ADD7:%.*]], i32 0
; CHECK-NEXT: [[TMP1:%.*]] = sdiv <2 x i32> [[TMP0]], <i32 2, i32 2>
; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <2 x i32> [[TMP1]], <2 x i32> poison, <4 x i32> <i32 1, i32 1, i32 0, i32 0>
; CHECK-NEXT: switch i32 undef, label [[SW_EPILOG:%.*]] [
; CHECK-NEXT: i32 0, label [[SW_BB:%.*]]
; CHECK-NEXT: i32 2, label [[SW_BB]]
; CHECK-NEXT: ]
; CHECK: sw.bb:
; CHECK-NEXT: [[SHRINK_SHUFFLE:%.*]] = shufflevector <4 x i32> [[SHUFFLE]], <4 x i32> poison, <2 x i32> <i32 2, i32 0>
; CHECK-NEXT: [[TMP2:%.*]] = xor <2 x i32> [[SHRINK_SHUFFLE]], <i32 -1, i32 -1>
; CHECK-NEXT: [[TMP3:%.*]] = bitcast i32* [[G]] to <2 x i32>*
; CHECK-NEXT: [[TMP4:%.*]] = load <2 x i32>, <2 x i32>* [[TMP3]], align 4
; CHECK-NEXT: [[TMP5:%.*]] = add <2 x i32> [[TMP4]], [[TMP2]]
; CHECK-NEXT: br label [[SW_EPILOG]]
; CHECK: sw.epilog:
; CHECK-NEXT: [[TMP6:%.*]] = phi <2 x i32> [ undef, [[ENTRY:%.*]] ], [ [[TMP5]], [[SW_BB]] ]
; CHECK-NEXT: [[SHUFFLE1:%.*]] = shufflevector <2 x i32> [[TMP6]], <2 x i32> poison, <4 x i32> <i32 1, i32 1, i32 0, i32 0>
; CHECK-NEXT: [[TMP7:%.*]] = sub <4 x i32> undef, [[SHUFFLE]]
; CHECK-NEXT: [[TMP8:%.*]] = add <4 x i32> [[TMP7]], [[SHUFFLE1]]
; CHECK-NEXT: [[TMP9:%.*]] = bitcast i32* [[B]] to <4 x i32>*
; CHECK-NEXT: store <4 x i32> [[TMP8]], <4 x i32>* [[TMP9]], align 4
; CHECK-NEXT: ret void
;
entry:
%b = getelementptr inbounds %struct.a, %struct.a* %p, i64 0, i32 0
%c = getelementptr inbounds %struct.a, %struct.a* %p, i64 0, i32 1
%o = getelementptr inbounds %struct.a, %struct.a* %p, i64 0, i32 2
%d = getelementptr inbounds %struct.a, %struct.a* %p, i64 0, i32 3
%h = getelementptr inbounds %class.e, %class.e* %this, i64 0, i32 1
%g = getelementptr inbounds %class.e, %class.e* %this, i64 0, i32 0
%div = sdiv i32 undef, 2
%div8 = sdiv i32 %add7, 2
switch i32 undef, label %sw.epilog [
i32 0, label %sw.bb
i32 2, label %sw.bb
]
sw.bb:
%0 = load i32, i32* %h, align 4
%1 = xor i32 %div, -1
%sub10 = add i32 %0, %1
%2 = load i32, i32* %g, align 4
%3 = xor i32 %div8, -1
%sub13 = add i32 %2, %3
br label %sw.epilog
sw.epilog:
%l.0 = phi i32 [ undef, %entry ], [ %sub10, %sw.bb ]
%m.0 = phi i32 [ undef, %entry ], [ %sub13, %sw.bb ]
%add15 = sub i32 undef, %div
%sub16 = add i32 %add15, %l.0
store i32 %sub16, i32* %b, align 4
%add19 = sub i32 undef, %div
%sub20 = add i32 %add19, %l.0
store i32 %sub20, i32* %c, align 4
%add23 = sub i32 undef, %div8
%sub24 = add i32 %add23, %m.0
store i32 %sub24, i32* %o, align 4
%add27 = sub i32 undef, %div8
%sub28 = add i32 %add27, %m.0
store i32 %sub28, i32* %d, align 4
ret void
}