114 lines
3.9 KiB
LLVM
114 lines
3.9 KiB
LLVM
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; RUN: opt < %s -interleaved-access -S | FileCheck %s
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target datalayout = "e-m:e-i64:64-i128:128-n32:64-S128"
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target triple = "aarch64--linux-gnu"
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define void @extract_user_basic(<8 x i32>* %ptr, i1 %c) {
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; CHECK-LABEL: @extract_user_basic(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = bitcast <8 x i32>* %ptr to <4 x i32>*
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; CHECK-NEXT: [[LDN:%.*]] = call { <4 x i32>, <4 x i32> } @llvm.aarch64.neon.ld2.v4i32.p0v4i32(<4 x i32>* [[TMP0]])
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; CHECK-NEXT: [[TMP1:%.*]] = extractvalue { <4 x i32>, <4 x i32> } [[LDN]], 0
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; CHECK-NEXT: br i1 %c, label %if.then, label %if.merge
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; CHECK: if.then:
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; CHECK-NEXT: [[TMP2:%.*]] = extractelement <4 x i32> [[TMP1]], i64 1
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; CHECK-NEXT: br label %if.merge
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; CHECK: if.merge:
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; CHECK-NEXT: ret void
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;
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entry:
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%interleaved.vec = load <8 x i32>, <8 x i32>* %ptr, align 8
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%v0 = shufflevector <8 x i32> %interleaved.vec, <8 x i32> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
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br i1 %c, label %if.then, label %if.merge
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if.then:
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%e0 = extractelement <8 x i32> %interleaved.vec, i32 2
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br label %if.merge
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if.merge:
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ret void
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}
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define void @extract_user_multi(<8 x i32>* %ptr, i1 %c) {
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; CHECK-LABEL: @extract_user_multi(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = bitcast <8 x i32>* %ptr to <4 x i32>*
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; CHECK-NEXT: [[LDN:%.*]] = call { <4 x i32>, <4 x i32> } @llvm.aarch64.neon.ld2.v4i32.p0v4i32(<4 x i32>* [[TMP0]])
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; CHECK-NEXT: [[TMP1:%.*]] = extractvalue { <4 x i32>, <4 x i32> } [[LDN]], 0
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; CHECK-NEXT: br i1 %c, label %if.then, label %if.merge
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; CHECK: if.then:
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; CHECK-NEXT: [[TMP2:%.*]] = extractelement <4 x i32> [[TMP1]], i64 0
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; CHECK-NEXT: br label %if.merge
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; CHECK: if.merge:
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; CHECK-NEXT: [[TMP3:%.*]] = extractelement <4 x i32> [[TMP1]], i64 1
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; CHECK-NEXT: ret void
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;
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entry:
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%interleaved.vec = load <8 x i32>, <8 x i32>* %ptr, align 8
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%v0 = shufflevector <8 x i32> %interleaved.vec, <8 x i32> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
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br i1 %c, label %if.then, label %if.merge
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if.then:
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%e0 = extractelement <8 x i32> %interleaved.vec, i32 0
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br label %if.merge
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if.merge:
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%e1 = extractelement <8 x i32> %interleaved.vec, i32 2
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ret void
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}
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define void @extract_user_multi_no_dom(<8 x i32>* %ptr, i1 %c) {
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; CHECK-LABEL: @extract_user_multi_no_dom(
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; CHECK-NOT: @llvm.aarch64.neon
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; CHECK: ret void
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;
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entry:
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%interleaved.vec = load <8 x i32>, <8 x i32>* %ptr, align 8
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%e0 = extractelement <8 x i32> %interleaved.vec, i32 0
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br i1 %c, label %if.then, label %if.merge
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if.then:
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%v0 = shufflevector <8 x i32> %interleaved.vec, <8 x i32> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
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%e1 = extractelement <8 x i32> %interleaved.vec, i32 2
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br label %if.merge
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if.merge:
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ret void
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}
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define void @extract_user_wrong_const_index(<8 x i32>* %ptr) {
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; CHECK-LABEL: @extract_user_wrong_const_index(
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; CHECK-NOT: @llvm.aarch64.neon
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; CHECK: ret void
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;
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entry:
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%interleaved.vec = load <8 x i32>, <8 x i32>* %ptr, align 8
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%v0 = shufflevector <8 x i32> %interleaved.vec, <8 x i32> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
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%e0 = extractelement <8 x i32> %interleaved.vec, i32 1
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ret void
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}
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define void @extract_user_undef_index(<8 x i32>* %ptr) {
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; CHECK-LABEL: @extract_user_undef_index(
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; CHECK-NOT: @llvm.aarch64.neon
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; CHECK: ret void
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;
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entry:
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%interleaved.vec = load <8 x i32>, <8 x i32>* %ptr, align 8
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%v0 = shufflevector <8 x i32> %interleaved.vec, <8 x i32> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
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%e0 = extractelement <8 x i32> %interleaved.vec, i32 undef
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ret void
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}
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define void @extract_user_var_index(<8 x i32>* %ptr, i32 %i) {
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; CHECK-LABEL: @extract_user_var_index(
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; CHECK-NOT: @llvm.aarch64.neon
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; CHECK: ret void
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;
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entry:
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%interleaved.vec = load <8 x i32>, <8 x i32>* %ptr, align 8
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%v0 = shufflevector <8 x i32> %interleaved.vec, <8 x i32> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
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%e0 = extractelement <8 x i32> %interleaved.vec, i32 %i
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ret void
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}
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