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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 22; RUN: opt < %s -passes=loop-vectorize,instcombine -force-vector-width=2 -force-vector-interleave=1 -S | FileCheck %s3 4; A call whose argument can remain a scalar for a vectorized function variant5; with a uniform argument because it's loop invariant6define void @test_uniform(ptr noalias %dst, ptr readonly %src, i64 %uniform , i64 %n) {7; CHECK-LABEL: define void @test_uniform8; CHECK-SAME: (ptr noalias [[DST:%.*]], ptr readonly [[SRC:%.*]], i64 [[UNIFORM:%.*]], i64 [[N:%.*]]) {9; CHECK-NEXT: entry:10; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], 211; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]12; CHECK: vector.ph:13; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[N]], -214; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]15; CHECK: vector.body:16; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]17; CHECK-NEXT: [[TMP0:%.*]] = getelementptr double, ptr [[SRC]], i64 [[INDEX]]18; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <2 x double>, ptr [[TMP0]], align 819; CHECK-NEXT: [[TMP1:%.*]] = call <2 x double> @foo_uniform(<2 x double> [[WIDE_LOAD]], i64 [[UNIFORM]])20; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds double, ptr [[DST]], i64 [[INDEX]]21; CHECK-NEXT: store <2 x double> [[TMP1]], ptr [[TMP2]], align 822; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 223; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]24; CHECK-NEXT: br i1 [[TMP3]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]25; CHECK: middle.block:26; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]27; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_COND_CLEANUP:%.*]], label [[SCALAR_PH]]28; CHECK: scalar.ph:29; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]30; CHECK-NEXT: br label [[FOR_BODY:%.*]]31; CHECK: for.body:32; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]33; CHECK-NEXT: [[GEPSRC:%.*]] = getelementptr double, ptr [[SRC]], i64 [[INDVARS_IV]]34; CHECK-NEXT: [[DATA:%.*]] = load double, ptr [[GEPSRC]], align 835; CHECK-NEXT: [[CALL:%.*]] = call double @foo(double [[DATA]], i64 [[UNIFORM]]) #[[ATTR0:[0-9]+]]36; CHECK-NEXT: [[GEPDST:%.*]] = getelementptr inbounds double, ptr [[DST]], i64 [[INDVARS_IV]]37; CHECK-NEXT: store double [[CALL]], ptr [[GEPDST]], align 838; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 139; CHECK-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[N]]40; CHECK-NEXT: br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]]41; CHECK: for.cond.cleanup:42; CHECK-NEXT: ret void43;44entry:45 br label %for.body46 47for.body:48 %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]49 %gepsrc = getelementptr double, ptr %src, i64 %indvars.iv50 %data = load double, ptr %gepsrc, align 851 %call = call double @foo(double %data, i64 %uniform) #052 %gepdst = getelementptr inbounds double, ptr %dst, i64 %indvars.iv53 store double %call, ptr %gepdst54 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 155 %exitcond = icmp eq i64 %indvars.iv.next, %n56 br i1 %exitcond, label %for.cond.cleanup, label %for.body57 58for.cond.cleanup:59 ret void60}61 62; If the parameter is not uniform, then we can't use the vector variant and63; must fall back to scalarization.64define void @test_uniform_not_invariant(ptr noalias %dst, ptr readonly %src, i64 %n) {65; CHECK-LABEL: define void @test_uniform_not_invariant66; CHECK-SAME: (ptr noalias [[DST:%.*]], ptr readonly [[SRC:%.*]], i64 [[N:%.*]]) {67; CHECK-NEXT: entry:68; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], 269; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]70; CHECK: vector.ph:71; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[N]], -272; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]73; CHECK: vector.body:74; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]75; CHECK-NEXT: [[TMP0:%.*]] = or disjoint i64 [[INDEX]], 176; CHECK-NEXT: [[TMP1:%.*]] = getelementptr double, ptr [[SRC]], i64 [[INDEX]]77; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <2 x double>, ptr [[TMP1]], align 878; CHECK-NEXT: [[TMP2:%.*]] = extractelement <2 x double> [[WIDE_LOAD]], i64 079; CHECK-NEXT: [[TMP3:%.*]] = extractelement <2 x double> [[WIDE_LOAD]], i64 180; CHECK-NEXT: [[TMP4:%.*]] = call double @foo(double [[TMP2]], i64 [[INDEX]]) #[[ATTR0]]81; CHECK-NEXT: [[TMP5:%.*]] = call double @foo(double [[TMP3]], i64 [[TMP0]]) #[[ATTR0]]82; CHECK-NEXT: [[TMP6:%.*]] = insertelement <2 x double> poison, double [[TMP4]], i64 083; CHECK-NEXT: [[TMP7:%.*]] = insertelement <2 x double> [[TMP6]], double [[TMP5]], i64 184; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds double, ptr [[DST]], i64 [[INDEX]]85; CHECK-NEXT: store <2 x double> [[TMP7]], ptr [[TMP8]], align 886; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 287; CHECK-NEXT: [[TMP9:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]88; CHECK-NEXT: br i1 [[TMP9]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]89; CHECK: middle.block:90; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]91; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_COND_CLEANUP:%.*]], label [[SCALAR_PH]]92; CHECK: scalar.ph:93; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]94; CHECK-NEXT: br label [[FOR_BODY:%.*]]95; CHECK: for.body:96; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]97; CHECK-NEXT: [[GEPSRC:%.*]] = getelementptr double, ptr [[SRC]], i64 [[INDVARS_IV]]98; CHECK-NEXT: [[DATA:%.*]] = load double, ptr [[GEPSRC]], align 899; CHECK-NEXT: [[CALL:%.*]] = call double @foo(double [[DATA]], i64 [[INDVARS_IV]]) #[[ATTR0]]100; CHECK-NEXT: [[GEPDST:%.*]] = getelementptr inbounds double, ptr [[DST]], i64 [[INDVARS_IV]]101; CHECK-NEXT: store double [[CALL]], ptr [[GEPDST]], align 8102; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1103; CHECK-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[N]]104; CHECK-NEXT: br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]]105; CHECK: for.cond.cleanup:106; CHECK-NEXT: ret void107;108entry:109 br label %for.body110 111for.body:112 %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]113 %gepsrc = getelementptr double, ptr %src, i64 %indvars.iv114 %data = load double, ptr %gepsrc, align 8115 %call = call double @foo(double %data, i64 %indvars.iv) #0116 %gepdst = getelementptr inbounds double, ptr %dst, i64 %indvars.iv117 store double %call, ptr %gepdst118 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1119 %exitcond = icmp eq i64 %indvars.iv.next, %n120 br i1 %exitcond, label %for.cond.cleanup, label %for.body121 122for.cond.cleanup:123 ret void124}125 126; Scalar functions127declare double @foo(double, i64)128 129; Vector variants130declare <2 x double> @foo_uniform(<2 x double>, i64)131 132; Mappings133attributes #0 = { nounwind "vector-function-abi-variant"="_ZGV_LLVM_N2vu_foo(foo_uniform)" }134