[llvm] c455f4a - [LV] Add more tests for narrowing interleave groups with live-ins.
Florian Hahn via llvm-commits
llvm-commits at lists.llvm.org
Sat Jun 21 14:05:44 PDT 2025
Author: Florian Hahn
Date: 2025-06-21T22:03:19+01:00
New Revision: c455f4a32d91436c131a751fc9587d7fa3ded614
URL: https://github.com/llvm/llvm-project/commit/c455f4a32d91436c131a751fc9587d7fa3ded614
DIFF: https://github.com/llvm/llvm-project/commit/c455f4a32d91436c131a751fc9587d7fa3ded614.diff
LOG: [LV] Add more tests for narrowing interleave groups with live-ins.
Added:
Modified:
llvm/test/Transforms/LoopVectorize/AArch64/transform-narrow-interleave-to-widen-memory-constant-ops.ll
Removed:
################################################################################
diff --git a/llvm/test/Transforms/LoopVectorize/AArch64/transform-narrow-interleave-to-widen-memory-constant-ops.ll b/llvm/test/Transforms/LoopVectorize/AArch64/transform-narrow-interleave-to-widen-memory-constant-ops.ll
index 5f6a372db2e98..7d3b3d86b90d4 100644
--- a/llvm/test/Transforms/LoopVectorize/AArch64/transform-narrow-interleave-to-widen-memory-constant-ops.ll
+++ b/llvm/test/Transforms/LoopVectorize/AArch64/transform-narrow-interleave-to-widen-memory-constant-ops.ll
@@ -183,3 +183,317 @@ loop:
exit:
ret void
}
+
+define void @test_add_double_same_var_args_1(ptr %res, ptr noalias %A, ptr noalias %B, double %x) {
+; CHECK-LABEL: define void @test_add_double_same_var_args_1(
+; CHECK-SAME: ptr [[RES:%.*]], ptr noalias [[A:%.*]], ptr noalias [[B:%.*]], double [[X:%.*]]) {
+; CHECK-NEXT: [[ENTRY:.*:]]
+; CHECK-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
+; CHECK: [[VECTOR_PH]]:
+; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <2 x double> poison, double [[X]], i64 0
+; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <2 x double> [[BROADCAST_SPLATINSERT]], <2 x double> poison, <2 x i32> zeroinitializer
+; CHECK-NEXT: br label %[[VECTOR_BODY:.*]]
+; CHECK: [[VECTOR_BODY]]:
+; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
+; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 2
+; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[A]], i64 [[INDEX]]
+; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[A]], i64 [[TMP0]]
+; CHECK-NEXT: [[WIDE_VEC:%.*]] = load <4 x double>, ptr [[TMP1]], align 4
+; CHECK-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <4 x double> [[WIDE_VEC]], <4 x double> poison, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: [[STRIDED_VEC1:%.*]] = shufflevector <4 x double> [[WIDE_VEC]], <4 x double> poison, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: [[WIDE_VEC2:%.*]] = load <4 x double>, ptr [[TMP2]], align 4
+; CHECK-NEXT: [[STRIDED_VEC3:%.*]] = shufflevector <4 x double> [[WIDE_VEC2]], <4 x double> poison, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: [[STRIDED_VEC4:%.*]] = shufflevector <4 x double> [[WIDE_VEC2]], <4 x double> poison, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: [[TMP3:%.*]] = fadd <2 x double> [[STRIDED_VEC]], [[BROADCAST_SPLAT]]
+; CHECK-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[STRIDED_VEC3]], [[BROADCAST_SPLAT]]
+; CHECK-NEXT: [[TMP5:%.*]] = fadd <2 x double> [[STRIDED_VEC1]], [[BROADCAST_SPLAT]]
+; CHECK-NEXT: [[TMP6:%.*]] = fadd <2 x double> [[STRIDED_VEC4]], [[BROADCAST_SPLAT]]
+; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[RES]], i64 [[INDEX]]
+; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[RES]], i64 [[TMP0]]
+; CHECK-NEXT: [[TMP9:%.*]] = shufflevector <2 x double> [[TMP3]], <2 x double> [[TMP5]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT: [[INTERLEAVED_VEC:%.*]] = shufflevector <4 x double> [[TMP9]], <4 x double> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
+; CHECK-NEXT: store <4 x double> [[INTERLEAVED_VEC]], ptr [[TMP7]], align 4
+; CHECK-NEXT: [[TMP10:%.*]] = shufflevector <2 x double> [[TMP4]], <2 x double> [[TMP6]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT: [[INTERLEAVED_VEC5:%.*]] = shufflevector <4 x double> [[TMP10]], <4 x double> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
+; CHECK-NEXT: store <4 x double> [[INTERLEAVED_VEC5]], ptr [[TMP8]], align 4
+; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4
+; CHECK-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], 100
+; CHECK-NEXT: br i1 [[TMP11]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
+; CHECK: [[MIDDLE_BLOCK]]:
+; CHECK-NEXT: br i1 true, [[EXIT:label %.*]], label %[[SCALAR_PH]]
+; CHECK: [[SCALAR_PH]]:
+;
+entry:
+ br label %loop
+
+loop:
+ %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ]
+ %gep.A.0 = getelementptr inbounds nuw { double, double }, ptr %A, i64 %iv
+ %l.A.0 = load double, ptr %gep.A.0, align 4
+ %gep.A.1 = getelementptr inbounds nuw i8, ptr %gep.A.0, i64 8
+ %l.A.1 = load double, ptr %gep.A.1, align 4
+ %add.0 = fadd double %l.A.0, %x
+ %add.1 = fadd double %l.A.1, %x
+ %gep.res.0 = getelementptr inbounds nuw { double, double }, ptr %res, i64 %iv
+ store double %add.0, ptr %gep.res.0, align 4
+ %gep.res.1 = getelementptr inbounds nuw i8, ptr %gep.res.0, i64 8
+ store double %add.1, ptr %gep.res.1, align 4
+ %iv.next = add nuw nsw i64 %iv, 1
+ %ec = icmp eq i64 %iv.next, 100
+ br i1 %ec, label %exit, label %loop
+
+exit:
+ ret void
+}
+
+define void @test_add_double_same_var_args_2(ptr %res, ptr noalias %A, ptr noalias %B, double %x) {
+; CHECK-LABEL: define void @test_add_double_same_var_args_2(
+; CHECK-SAME: ptr [[RES:%.*]], ptr noalias [[A:%.*]], ptr noalias [[B:%.*]], double [[X:%.*]]) {
+; CHECK-NEXT: [[ENTRY:.*:]]
+; CHECK-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
+; CHECK: [[VECTOR_PH]]:
+; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <2 x double> poison, double [[X]], i64 0
+; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <2 x double> [[BROADCAST_SPLATINSERT]], <2 x double> poison, <2 x i32> zeroinitializer
+; CHECK-NEXT: br label %[[VECTOR_BODY:.*]]
+; CHECK: [[VECTOR_BODY]]:
+; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
+; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 2
+; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[A]], i64 [[INDEX]]
+; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[A]], i64 [[TMP0]]
+; CHECK-NEXT: [[WIDE_VEC:%.*]] = load <4 x double>, ptr [[TMP1]], align 4
+; CHECK-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <4 x double> [[WIDE_VEC]], <4 x double> poison, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: [[STRIDED_VEC1:%.*]] = shufflevector <4 x double> [[WIDE_VEC]], <4 x double> poison, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: [[WIDE_VEC2:%.*]] = load <4 x double>, ptr [[TMP2]], align 4
+; CHECK-NEXT: [[STRIDED_VEC3:%.*]] = shufflevector <4 x double> [[WIDE_VEC2]], <4 x double> poison, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: [[STRIDED_VEC4:%.*]] = shufflevector <4 x double> [[WIDE_VEC2]], <4 x double> poison, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: [[TMP3:%.*]] = fadd <2 x double> [[BROADCAST_SPLAT]], [[STRIDED_VEC]]
+; CHECK-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[BROADCAST_SPLAT]], [[STRIDED_VEC3]]
+; CHECK-NEXT: [[TMP5:%.*]] = fadd <2 x double> [[BROADCAST_SPLAT]], [[STRIDED_VEC1]]
+; CHECK-NEXT: [[TMP6:%.*]] = fadd <2 x double> [[BROADCAST_SPLAT]], [[STRIDED_VEC4]]
+; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[RES]], i64 [[INDEX]]
+; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[RES]], i64 [[TMP0]]
+; CHECK-NEXT: [[TMP9:%.*]] = shufflevector <2 x double> [[TMP3]], <2 x double> [[TMP5]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT: [[INTERLEAVED_VEC:%.*]] = shufflevector <4 x double> [[TMP9]], <4 x double> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
+; CHECK-NEXT: store <4 x double> [[INTERLEAVED_VEC]], ptr [[TMP7]], align 4
+; CHECK-NEXT: [[TMP10:%.*]] = shufflevector <2 x double> [[TMP4]], <2 x double> [[TMP6]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT: [[INTERLEAVED_VEC5:%.*]] = shufflevector <4 x double> [[TMP10]], <4 x double> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
+; CHECK-NEXT: store <4 x double> [[INTERLEAVED_VEC5]], ptr [[TMP8]], align 4
+; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4
+; CHECK-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], 100
+; CHECK-NEXT: br i1 [[TMP11]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]]
+; CHECK: [[MIDDLE_BLOCK]]:
+; CHECK-NEXT: br i1 true, [[EXIT:label %.*]], label %[[SCALAR_PH]]
+; CHECK: [[SCALAR_PH]]:
+;
+entry:
+ br label %loop
+
+loop:
+ %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ]
+ %gep.A.0 = getelementptr inbounds nuw { double, double }, ptr %A, i64 %iv
+ %l.A.0 = load double, ptr %gep.A.0, align 4
+ %gep.A.1 = getelementptr inbounds nuw i8, ptr %gep.A.0, i64 8
+ %l.A.1 = load double, ptr %gep.A.1, align 4
+ %add.0 = fadd double %x, %l.A.0
+ %add.1 = fadd double %x, %l.A.1
+ %gep.res.0 = getelementptr inbounds nuw { double, double }, ptr %res, i64 %iv
+ store double %add.0, ptr %gep.res.0, align 4
+ %gep.res.1 = getelementptr inbounds nuw i8, ptr %gep.res.0, i64 8
+ store double %add.1, ptr %gep.res.1, align 4
+ %iv.next = add nuw nsw i64 %iv, 1
+ %ec = icmp eq i64 %iv.next, 100
+ br i1 %ec, label %exit, label %loop
+
+exit:
+ ret void
+}
+
+define void @test_add_double_same_var_args_at_
diff erent_positions(ptr %res, ptr noalias %A, ptr noalias %B, double %x) {
+; CHECK-LABEL: define void @test_add_double_same_var_args_at_
diff erent_positions(
+; CHECK-SAME: ptr [[RES:%.*]], ptr noalias [[A:%.*]], ptr noalias [[B:%.*]], double [[X:%.*]]) {
+; CHECK-NEXT: [[ENTRY:.*:]]
+; CHECK-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
+; CHECK: [[VECTOR_PH]]:
+; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <2 x double> poison, double [[X]], i64 0
+; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <2 x double> [[BROADCAST_SPLATINSERT]], <2 x double> poison, <2 x i32> zeroinitializer
+; CHECK-NEXT: br label %[[VECTOR_BODY:.*]]
+; CHECK: [[VECTOR_BODY]]:
+; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
+; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 2
+; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[A]], i64 [[INDEX]]
+; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[A]], i64 [[TMP0]]
+; CHECK-NEXT: [[WIDE_VEC:%.*]] = load <4 x double>, ptr [[TMP1]], align 4
+; CHECK-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <4 x double> [[WIDE_VEC]], <4 x double> poison, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: [[STRIDED_VEC1:%.*]] = shufflevector <4 x double> [[WIDE_VEC]], <4 x double> poison, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: [[WIDE_VEC2:%.*]] = load <4 x double>, ptr [[TMP2]], align 4
+; CHECK-NEXT: [[STRIDED_VEC3:%.*]] = shufflevector <4 x double> [[WIDE_VEC2]], <4 x double> poison, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: [[STRIDED_VEC4:%.*]] = shufflevector <4 x double> [[WIDE_VEC2]], <4 x double> poison, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: [[TMP3:%.*]] = fadd <2 x double> [[STRIDED_VEC]], [[BROADCAST_SPLAT]]
+; CHECK-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[STRIDED_VEC3]], [[BROADCAST_SPLAT]]
+; CHECK-NEXT: [[TMP5:%.*]] = fadd <2 x double> [[BROADCAST_SPLAT]], [[STRIDED_VEC1]]
+; CHECK-NEXT: [[TMP6:%.*]] = fadd <2 x double> [[BROADCAST_SPLAT]], [[STRIDED_VEC4]]
+; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[RES]], i64 [[INDEX]]
+; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[RES]], i64 [[TMP0]]
+; CHECK-NEXT: [[TMP9:%.*]] = shufflevector <2 x double> [[TMP3]], <2 x double> [[TMP5]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT: [[INTERLEAVED_VEC:%.*]] = shufflevector <4 x double> [[TMP9]], <4 x double> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
+; CHECK-NEXT: store <4 x double> [[INTERLEAVED_VEC]], ptr [[TMP7]], align 4
+; CHECK-NEXT: [[TMP10:%.*]] = shufflevector <2 x double> [[TMP4]], <2 x double> [[TMP6]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT: [[INTERLEAVED_VEC5:%.*]] = shufflevector <4 x double> [[TMP10]], <4 x double> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
+; CHECK-NEXT: store <4 x double> [[INTERLEAVED_VEC5]], ptr [[TMP8]], align 4
+; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4
+; CHECK-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], 100
+; CHECK-NEXT: br i1 [[TMP11]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]]
+; CHECK: [[MIDDLE_BLOCK]]:
+; CHECK-NEXT: br i1 true, [[EXIT:label %.*]], label %[[SCALAR_PH]]
+; CHECK: [[SCALAR_PH]]:
+;
+entry:
+ br label %loop
+
+loop:
+ %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ]
+ %gep.A.0 = getelementptr inbounds nuw { double, double }, ptr %A, i64 %iv
+ %l.A.0 = load double, ptr %gep.A.0, align 4
+ %gep.A.1 = getelementptr inbounds nuw i8, ptr %gep.A.0, i64 8
+ %l.A.1 = load double, ptr %gep.A.1, align 4
+ %add.0 = fadd double %l.A.0, %x
+ %add.1 = fadd double %x, %l.A.1
+ %gep.res.0 = getelementptr inbounds nuw { double, double }, ptr %res, i64 %iv
+ store double %add.0, ptr %gep.res.0, align 4
+ %gep.res.1 = getelementptr inbounds nuw i8, ptr %gep.res.0, i64 8
+ store double %add.1, ptr %gep.res.1, align 4
+ %iv.next = add nuw nsw i64 %iv, 1
+ %ec = icmp eq i64 %iv.next, 100
+ br i1 %ec, label %exit, label %loop
+
+exit:
+ ret void
+}
+
+define void @test_add_double_
diff erent_var_args_1(ptr %res, ptr noalias %A, ptr noalias %B, double %x, double %y) {
+; CHECK-LABEL: define void @test_add_double_
diff erent_var_args_1(
+; CHECK-SAME: ptr [[RES:%.*]], ptr noalias [[A:%.*]], ptr noalias [[B:%.*]], double [[X:%.*]], double [[Y:%.*]]) {
+; CHECK-NEXT: [[ENTRY:.*:]]
+; CHECK-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
+; CHECK: [[VECTOR_PH]]:
+; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <2 x double> poison, double [[X]], i64 0
+; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <2 x double> [[BROADCAST_SPLATINSERT]], <2 x double> poison, <2 x i32> zeroinitializer
+; CHECK-NEXT: [[BROADCAST_SPLATINSERT1:%.*]] = insertelement <2 x double> poison, double [[Y]], i64 0
+; CHECK-NEXT: [[BROADCAST_SPLAT2:%.*]] = shufflevector <2 x double> [[BROADCAST_SPLATINSERT1]], <2 x double> poison, <2 x i32> zeroinitializer
+; CHECK-NEXT: br label %[[VECTOR_BODY:.*]]
+; CHECK: [[VECTOR_BODY]]:
+; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
+; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 2
+; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[A]], i64 [[INDEX]]
+; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[A]], i64 [[TMP0]]
+; CHECK-NEXT: [[WIDE_VEC:%.*]] = load <4 x double>, ptr [[TMP1]], align 4
+; CHECK-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <4 x double> [[WIDE_VEC]], <4 x double> poison, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: [[STRIDED_VEC3:%.*]] = shufflevector <4 x double> [[WIDE_VEC]], <4 x double> poison, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: [[WIDE_VEC4:%.*]] = load <4 x double>, ptr [[TMP2]], align 4
+; CHECK-NEXT: [[STRIDED_VEC5:%.*]] = shufflevector <4 x double> [[WIDE_VEC4]], <4 x double> poison, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: [[STRIDED_VEC6:%.*]] = shufflevector <4 x double> [[WIDE_VEC4]], <4 x double> poison, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: [[TMP3:%.*]] = fadd <2 x double> [[STRIDED_VEC]], [[BROADCAST_SPLAT]]
+; CHECK-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[STRIDED_VEC5]], [[BROADCAST_SPLAT]]
+; CHECK-NEXT: [[TMP5:%.*]] = fadd <2 x double> [[STRIDED_VEC3]], [[BROADCAST_SPLAT2]]
+; CHECK-NEXT: [[TMP6:%.*]] = fadd <2 x double> [[STRIDED_VEC6]], [[BROADCAST_SPLAT2]]
+; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[RES]], i64 [[INDEX]]
+; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[RES]], i64 [[TMP0]]
+; CHECK-NEXT: [[TMP9:%.*]] = shufflevector <2 x double> [[TMP3]], <2 x double> [[TMP5]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT: [[INTERLEAVED_VEC:%.*]] = shufflevector <4 x double> [[TMP9]], <4 x double> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
+; CHECK-NEXT: store <4 x double> [[INTERLEAVED_VEC]], ptr [[TMP7]], align 4
+; CHECK-NEXT: [[TMP10:%.*]] = shufflevector <2 x double> [[TMP4]], <2 x double> [[TMP6]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT: [[INTERLEAVED_VEC7:%.*]] = shufflevector <4 x double> [[TMP10]], <4 x double> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
+; CHECK-NEXT: store <4 x double> [[INTERLEAVED_VEC7]], ptr [[TMP8]], align 4
+; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4
+; CHECK-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], 100
+; CHECK-NEXT: br i1 [[TMP11]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP14:![0-9]+]]
+; CHECK: [[MIDDLE_BLOCK]]:
+; CHECK-NEXT: br i1 true, [[EXIT:label %.*]], label %[[SCALAR_PH]]
+; CHECK: [[SCALAR_PH]]:
+;
+entry:
+ br label %loop
+
+loop:
+ %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ]
+ %gep.A.0 = getelementptr inbounds nuw { double, double }, ptr %A, i64 %iv
+ %l.A.0 = load double, ptr %gep.A.0, align 4
+ %gep.A.1 = getelementptr inbounds nuw i8, ptr %gep.A.0, i64 8
+ %l.A.1 = load double, ptr %gep.A.1, align 4
+ %add.0 = fadd double %l.A.0, %x
+ %add.1 = fadd double %l.A.1, %y
+ %gep.res.0 = getelementptr inbounds nuw { double, double }, ptr %res, i64 %iv
+ store double %add.0, ptr %gep.res.0, align 4
+ %gep.res.1 = getelementptr inbounds nuw i8, ptr %gep.res.0, i64 8
+ store double %add.1, ptr %gep.res.1, align 4
+ %iv.next = add nuw nsw i64 %iv, 1
+ %ec = icmp eq i64 %iv.next, 100
+ br i1 %ec, label %exit, label %loop
+
+exit:
+ ret void
+}
+
+define void @test_add_double_
diff erent_var_args_2(ptr %res, ptr noalias %A, ptr noalias %B, double %x, double %y) {
+; CHECK-LABEL: define void @test_add_double_
diff erent_var_args_2(
+; CHECK-SAME: ptr [[RES:%.*]], ptr noalias [[A:%.*]], ptr noalias [[B:%.*]], double [[X:%.*]], double [[Y:%.*]]) {
+; CHECK-NEXT: [[ENTRY:.*:]]
+; CHECK-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
+; CHECK: [[VECTOR_PH]]:
+; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <2 x double> poison, double [[Y]], i64 0
+; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <2 x double> [[BROADCAST_SPLATINSERT]], <2 x double> poison, <2 x i32> zeroinitializer
+; CHECK-NEXT: [[BROADCAST_SPLATINSERT1:%.*]] = insertelement <2 x double> poison, double [[X]], i64 0
+; CHECK-NEXT: [[BROADCAST_SPLAT2:%.*]] = shufflevector <2 x double> [[BROADCAST_SPLATINSERT1]], <2 x double> poison, <2 x i32> zeroinitializer
+; CHECK-NEXT: br label %[[VECTOR_BODY:.*]]
+; CHECK: [[VECTOR_BODY]]:
+; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
+; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 2
+; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[A]], i64 [[INDEX]]
+; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[A]], i64 [[TMP0]]
+; CHECK-NEXT: [[WIDE_VEC:%.*]] = load <4 x double>, ptr [[TMP1]], align 4
+; CHECK-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <4 x double> [[WIDE_VEC]], <4 x double> poison, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: [[STRIDED_VEC3:%.*]] = shufflevector <4 x double> [[WIDE_VEC]], <4 x double> poison, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: [[WIDE_VEC4:%.*]] = load <4 x double>, ptr [[TMP2]], align 4
+; CHECK-NEXT: [[STRIDED_VEC5:%.*]] = shufflevector <4 x double> [[WIDE_VEC4]], <4 x double> poison, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: [[STRIDED_VEC6:%.*]] = shufflevector <4 x double> [[WIDE_VEC4]], <4 x double> poison, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: [[TMP3:%.*]] = fadd <2 x double> [[BROADCAST_SPLAT]], [[STRIDED_VEC]]
+; CHECK-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[BROADCAST_SPLAT]], [[STRIDED_VEC5]]
+; CHECK-NEXT: [[TMP5:%.*]] = fadd <2 x double> [[BROADCAST_SPLAT2]], [[STRIDED_VEC3]]
+; CHECK-NEXT: [[TMP6:%.*]] = fadd <2 x double> [[BROADCAST_SPLAT2]], [[STRIDED_VEC6]]
+; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[RES]], i64 [[INDEX]]
+; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds nuw { double, double }, ptr [[RES]], i64 [[TMP0]]
+; CHECK-NEXT: [[TMP9:%.*]] = shufflevector <2 x double> [[TMP3]], <2 x double> [[TMP5]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT: [[INTERLEAVED_VEC:%.*]] = shufflevector <4 x double> [[TMP9]], <4 x double> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
+; CHECK-NEXT: store <4 x double> [[INTERLEAVED_VEC]], ptr [[TMP7]], align 4
+; CHECK-NEXT: [[TMP10:%.*]] = shufflevector <2 x double> [[TMP4]], <2 x double> [[TMP6]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT: [[INTERLEAVED_VEC7:%.*]] = shufflevector <4 x double> [[TMP10]], <4 x double> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
+; CHECK-NEXT: store <4 x double> [[INTERLEAVED_VEC7]], ptr [[TMP8]], align 4
+; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4
+; CHECK-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], 100
+; CHECK-NEXT: br i1 [[TMP11]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP16:![0-9]+]]
+; CHECK: [[MIDDLE_BLOCK]]:
+; CHECK-NEXT: br i1 true, [[EXIT:label %.*]], label %[[SCALAR_PH]]
+; CHECK: [[SCALAR_PH]]:
+;
+entry:
+ br label %loop
+
+loop:
+ %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ]
+ %gep.A.0 = getelementptr inbounds nuw { double, double }, ptr %A, i64 %iv
+ %l.A.0 = load double, ptr %gep.A.0, align 4
+ %gep.A.1 = getelementptr inbounds nuw i8, ptr %gep.A.0, i64 8
+ %l.A.1 = load double, ptr %gep.A.1, align 4
+ %add.0 = fadd double %y, %l.A.0
+ %add.1 = fadd double %x, %l.A.1
+ %gep.res.0 = getelementptr inbounds nuw { double, double }, ptr %res, i64 %iv
+ store double %add.0, ptr %gep.res.0, align 4
+ %gep.res.1 = getelementptr inbounds nuw i8, ptr %gep.res.0, i64 8
+ store double %add.1, ptr %gep.res.1, align 4
+ %iv.next = add nuw nsw i64 %iv, 1
+ %ec = icmp eq i64 %iv.next, 100
+ br i1 %ec, label %exit, label %loop
+
+exit:
+ ret void
+}
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