; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -mtriple riscv64-linux-gnu -mattr=+v,+d -passes=loop-vectorize < %s -S -o - | FileCheck %s -check-prefix=OUTLOOP ; RUN: opt -mtriple riscv64-linux-gnu -mattr=+v,+d -passes=loop-vectorize -prefer-inloop-reductions < %s -S -o - | FileCheck %s -check-prefix=INLOOP ; RUN: opt -passes=loop-vectorize -force-tail-folding-style=data-with-evl -prefer-predicate-over-epilogue=predicate-dont-vectorize -mtriple=riscv64 -mattr=+v -S < %s 2>&1 | FileCheck --check-prefix=IF-EVL-OUTLOOP %s ; RUN: opt -passes=loop-vectorize -prefer-inloop-reductions -force-tail-folding-style=data-with-evl -prefer-predicate-over-epilogue=predicate-dont-vectorize -mtriple=riscv64 -mattr=+v -S < %s 2>&1 | FileCheck --check-prefix=IF-EVL-INLOOP %s target datalayout = "e-m:e-p:64:64-i64:64-i128:128-n64-S128" target triple = "riscv64" define i32 @add_i16_i32(ptr nocapture readonly %x, i32 %n) { ; OUTLOOP-LABEL: @add_i16_i32( ; OUTLOOP-NEXT: entry: ; OUTLOOP-NEXT: [[CMP6:%.*]] = icmp sgt i32 [[N:%.*]], 0 ; OUTLOOP-NEXT: br i1 [[CMP6]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] ; OUTLOOP: for.body.preheader: ; OUTLOOP-NEXT: [[TMP0:%.*]] = call i32 @llvm.vscale.i32() ; OUTLOOP-NEXT: [[TMP1:%.*]] = mul i32 [[TMP0]], 4 ; OUTLOOP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[N]], [[TMP1]] ; OUTLOOP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; OUTLOOP: vector.ph: ; OUTLOOP-NEXT: [[TMP2:%.*]] = call i32 @llvm.vscale.i32() ; OUTLOOP-NEXT: [[TMP3:%.*]] = mul i32 [[TMP2]], 4 ; OUTLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[N]], [[TMP3]] ; OUTLOOP-NEXT: [[N_VEC:%.*]] = sub i32 [[N]], [[N_MOD_VF]] ; OUTLOOP-NEXT: [[TMP4:%.*]] = call i32 @llvm.vscale.i32() ; OUTLOOP-NEXT: [[TMP5:%.*]] = mul i32 [[TMP4]], 4 ; OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]] ; OUTLOOP: vector.body: ; OUTLOOP-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; OUTLOOP-NEXT: [[VEC_PHI:%.*]] = phi [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] ; OUTLOOP-NEXT: [[TMP6:%.*]] = add i32 [[INDEX]], 0 ; OUTLOOP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i16, ptr [[X:%.*]], i32 [[TMP6]] ; OUTLOOP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i16, ptr [[TMP7]], i32 0 ; OUTLOOP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 2 ; OUTLOOP-NEXT: [[TMP9:%.*]] = sext [[WIDE_LOAD]] to ; OUTLOOP-NEXT: [[TMP10]] = add [[VEC_PHI]], [[TMP9]] ; OUTLOOP-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], [[TMP5]] ; OUTLOOP-NEXT: [[TMP11:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] ; OUTLOOP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] ; OUTLOOP: middle.block: ; OUTLOOP-NEXT: [[TMP12:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[TMP10]]) ; OUTLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[N]], [[N_VEC]] ; OUTLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_COND_CLEANUP_LOOPEXIT:%.*]], label [[SCALAR_PH]] ; OUTLOOP: scalar.ph: ; OUTLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ] ; OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ] ; OUTLOOP-NEXT: br label [[FOR_BODY:%.*]] ; OUTLOOP: for.body: ; OUTLOOP-NEXT: [[I_08:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] ; OUTLOOP-NEXT: [[R_07:%.*]] = phi i32 [ [[ADD:%.*]], [[FOR_BODY]] ], [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ] ; OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i16, ptr [[X]], i32 [[I_08]] ; OUTLOOP-NEXT: [[TMP13:%.*]] = load i16, ptr [[ARRAYIDX]], align 2 ; OUTLOOP-NEXT: [[CONV:%.*]] = sext i16 [[TMP13]] to i32 ; OUTLOOP-NEXT: [[ADD]] = add nsw i32 [[R_07]], [[CONV]] ; OUTLOOP-NEXT: [[INC]] = add nuw nsw i32 [[I_08]], 1 ; OUTLOOP-NEXT: [[EXITCOND:%.*]] = icmp eq i32 [[INC]], [[N]] ; OUTLOOP-NEXT: br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP_LOOPEXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] ; OUTLOOP: for.cond.cleanup.loopexit: ; OUTLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] ; OUTLOOP-NEXT: br label [[FOR_COND_CLEANUP]] ; OUTLOOP: for.cond.cleanup: ; OUTLOOP-NEXT: [[R_0_LCSSA:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[ADD_LCSSA]], [[FOR_COND_CLEANUP_LOOPEXIT]] ] ; OUTLOOP-NEXT: ret i32 [[R_0_LCSSA]] ; ; INLOOP-LABEL: @add_i16_i32( ; INLOOP-NEXT: entry: ; INLOOP-NEXT: [[CMP6:%.*]] = icmp sgt i32 [[N:%.*]], 0 ; INLOOP-NEXT: br i1 [[CMP6]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] ; INLOOP: for.body.preheader: ; INLOOP-NEXT: [[TMP0:%.*]] = call i32 @llvm.vscale.i32() ; INLOOP-NEXT: [[TMP1:%.*]] = mul i32 [[TMP0]], 8 ; INLOOP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[N]], [[TMP1]] ; INLOOP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; INLOOP: vector.ph: ; INLOOP-NEXT: [[TMP2:%.*]] = call i32 @llvm.vscale.i32() ; INLOOP-NEXT: [[TMP3:%.*]] = mul i32 [[TMP2]], 8 ; INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[N]], [[TMP3]] ; INLOOP-NEXT: [[N_VEC:%.*]] = sub i32 [[N]], [[N_MOD_VF]] ; INLOOP-NEXT: [[TMP4:%.*]] = call i32 @llvm.vscale.i32() ; INLOOP-NEXT: [[TMP5:%.*]] = mul i32 [[TMP4]], 8 ; INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] ; INLOOP: vector.body: ; INLOOP-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP11:%.*]], [[VECTOR_BODY]] ] ; INLOOP-NEXT: [[TMP6:%.*]] = add i32 [[INDEX]], 0 ; INLOOP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i16, ptr [[X:%.*]], i32 [[TMP6]] ; INLOOP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i16, ptr [[TMP7]], i32 0 ; INLOOP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 2 ; INLOOP-NEXT: [[TMP9:%.*]] = sext [[WIDE_LOAD]] to ; INLOOP-NEXT: [[TMP10:%.*]] = call i32 @llvm.vector.reduce.add.nxv8i32( [[TMP9]]) ; INLOOP-NEXT: [[TMP11]] = add i32 [[TMP10]], [[VEC_PHI]] ; INLOOP-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], [[TMP5]] ; INLOOP-NEXT: [[TMP12:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] ; INLOOP-NEXT: br i1 [[TMP12]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] ; INLOOP: middle.block: ; INLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[N]], [[N_VEC]] ; INLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_COND_CLEANUP_LOOPEXIT:%.*]], label [[SCALAR_PH]] ; INLOOP: scalar.ph: ; INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ] ; INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP11]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ] ; INLOOP-NEXT: br label [[FOR_BODY:%.*]] ; INLOOP: for.body: ; INLOOP-NEXT: [[I_08:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] ; INLOOP-NEXT: [[R_07:%.*]] = phi i32 [ [[ADD:%.*]], [[FOR_BODY]] ], [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ] ; INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i16, ptr [[X]], i32 [[I_08]] ; INLOOP-NEXT: [[TMP13:%.*]] = load i16, ptr [[ARRAYIDX]], align 2 ; INLOOP-NEXT: [[CONV:%.*]] = sext i16 [[TMP13]] to i32 ; INLOOP-NEXT: [[ADD]] = add nsw i32 [[R_07]], [[CONV]] ; INLOOP-NEXT: [[INC]] = add nuw nsw i32 [[I_08]], 1 ; INLOOP-NEXT: [[EXITCOND:%.*]] = icmp eq i32 [[INC]], [[N]] ; INLOOP-NEXT: br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP_LOOPEXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] ; INLOOP: for.cond.cleanup.loopexit: ; INLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP11]], [[MIDDLE_BLOCK]] ] ; INLOOP-NEXT: br label [[FOR_COND_CLEANUP]] ; INLOOP: for.cond.cleanup: ; INLOOP-NEXT: [[R_0_LCSSA:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[ADD_LCSSA]], [[FOR_COND_CLEANUP_LOOPEXIT]] ] ; INLOOP-NEXT: ret i32 [[R_0_LCSSA]] ; ; IF-EVL-OUTLOOP-LABEL: @add_i16_i32( ; IF-EVL-OUTLOOP-NEXT: entry: ; IF-EVL-OUTLOOP-NEXT: [[CMP6:%.*]] = icmp sgt i32 [[N:%.*]], 0 ; IF-EVL-OUTLOOP-NEXT: br i1 [[CMP6]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] ; IF-EVL-OUTLOOP: for.body.preheader: ; IF-EVL-OUTLOOP-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; IF-EVL-OUTLOOP: vector.ph: ; IF-EVL-OUTLOOP-NEXT: [[TMP0:%.*]] = call i32 @llvm.vscale.i32() ; IF-EVL-OUTLOOP-NEXT: [[TMP1:%.*]] = mul i32 [[TMP0]], 4 ; IF-EVL-OUTLOOP-NEXT: [[TMP2:%.*]] = sub i32 [[TMP1]], 1 ; IF-EVL-OUTLOOP-NEXT: [[N_RND_UP:%.*]] = add i32 [[N]], [[TMP2]] ; IF-EVL-OUTLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[N_RND_UP]], [[TMP1]] ; IF-EVL-OUTLOOP-NEXT: [[N_VEC:%.*]] = sub i32 [[N_RND_UP]], [[N_MOD_VF]] ; IF-EVL-OUTLOOP-NEXT: [[TMP3:%.*]] = call i32 @llvm.vscale.i32() ; IF-EVL-OUTLOOP-NEXT: [[TMP4:%.*]] = mul i32 [[TMP3]], 4 ; IF-EVL-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]] ; IF-EVL-OUTLOOP: vector.body: ; IF-EVL-OUTLOOP-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; IF-EVL-OUTLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] ; IF-EVL-OUTLOOP-NEXT: [[VEC_PHI:%.*]] = phi [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] ; IF-EVL-OUTLOOP-NEXT: [[AVL:%.*]] = sub i32 [[N]], [[EVL_BASED_IV]] ; IF-EVL-OUTLOOP-NEXT: [[TMP5:%.*]] = call i32 @llvm.experimental.get.vector.length.i32(i32 [[AVL]], i32 4, i1 true) ; IF-EVL-OUTLOOP-NEXT: [[TMP6:%.*]] = add i32 [[EVL_BASED_IV]], 0 ; IF-EVL-OUTLOOP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i16, ptr [[X:%.*]], i32 [[TMP6]] ; IF-EVL-OUTLOOP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i16, ptr [[TMP7]], i32 0 ; IF-EVL-OUTLOOP-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4i16.p0(ptr align 2 [[TMP8]], splat (i1 true), i32 [[TMP5]]) ; IF-EVL-OUTLOOP-NEXT: [[TMP9:%.*]] = call @llvm.vp.sext.nxv4i32.nxv4i16( [[VP_OP_LOAD]], splat (i1 true), i32 [[TMP5]]) ; IF-EVL-OUTLOOP-NEXT: [[VP_OP:%.*]] = call @llvm.vp.add.nxv4i32( [[VEC_PHI]], [[TMP9]], splat (i1 true), i32 [[TMP5]]) ; IF-EVL-OUTLOOP-NEXT: [[TMP10]] = call @llvm.vp.merge.nxv4i32( splat (i1 true), [[VP_OP]], [[VEC_PHI]], i32 [[TMP5]]) ; IF-EVL-OUTLOOP-NEXT: [[INDEX_EVL_NEXT]] = add nuw i32 [[TMP5]], [[EVL_BASED_IV]] ; IF-EVL-OUTLOOP-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], [[TMP4]] ; IF-EVL-OUTLOOP-NEXT: [[TMP11:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] ; IF-EVL-OUTLOOP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] ; IF-EVL-OUTLOOP: middle.block: ; IF-EVL-OUTLOOP-NEXT: [[TMP12:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[TMP10]]) ; IF-EVL-OUTLOOP-NEXT: br i1 true, label [[FOR_COND_CLEANUP_LOOPEXIT:%.*]], label [[SCALAR_PH]] ; IF-EVL-OUTLOOP: scalar.ph: ; IF-EVL-OUTLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ] ; IF-EVL-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ] ; IF-EVL-OUTLOOP-NEXT: br label [[FOR_BODY:%.*]] ; IF-EVL-OUTLOOP: for.body: ; IF-EVL-OUTLOOP-NEXT: [[I_08:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] ; IF-EVL-OUTLOOP-NEXT: [[R_07:%.*]] = phi i32 [ [[ADD:%.*]], [[FOR_BODY]] ], [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ] ; IF-EVL-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i16, ptr [[X]], i32 [[I_08]] ; IF-EVL-OUTLOOP-NEXT: [[TMP13:%.*]] = load i16, ptr [[ARRAYIDX]], align 2 ; IF-EVL-OUTLOOP-NEXT: [[CONV:%.*]] = sext i16 [[TMP13]] to i32 ; IF-EVL-OUTLOOP-NEXT: [[ADD]] = add nsw i32 [[R_07]], [[CONV]] ; IF-EVL-OUTLOOP-NEXT: [[INC]] = add nuw nsw i32 [[I_08]], 1 ; IF-EVL-OUTLOOP-NEXT: [[EXITCOND:%.*]] = icmp eq i32 [[INC]], [[N]] ; IF-EVL-OUTLOOP-NEXT: br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP_LOOPEXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] ; IF-EVL-OUTLOOP: for.cond.cleanup.loopexit: ; IF-EVL-OUTLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] ; IF-EVL-OUTLOOP-NEXT: br label [[FOR_COND_CLEANUP]] ; IF-EVL-OUTLOOP: for.cond.cleanup: ; IF-EVL-OUTLOOP-NEXT: [[R_0_LCSSA:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[ADD_LCSSA]], [[FOR_COND_CLEANUP_LOOPEXIT]] ] ; IF-EVL-OUTLOOP-NEXT: ret i32 [[R_0_LCSSA]] ; ; IF-EVL-INLOOP-LABEL: @add_i16_i32( ; IF-EVL-INLOOP-NEXT: entry: ; IF-EVL-INLOOP-NEXT: [[CMP6:%.*]] = icmp sgt i32 [[N:%.*]], 0 ; IF-EVL-INLOOP-NEXT: br i1 [[CMP6]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] ; IF-EVL-INLOOP: for.body.preheader: ; IF-EVL-INLOOP-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; IF-EVL-INLOOP: vector.ph: ; IF-EVL-INLOOP-NEXT: [[TMP0:%.*]] = call i32 @llvm.vscale.i32() ; IF-EVL-INLOOP-NEXT: [[TMP1:%.*]] = mul i32 [[TMP0]], 8 ; IF-EVL-INLOOP-NEXT: [[TMP2:%.*]] = sub i32 [[TMP1]], 1 ; IF-EVL-INLOOP-NEXT: [[N_RND_UP:%.*]] = add i32 [[N]], [[TMP2]] ; IF-EVL-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[N_RND_UP]], [[TMP1]] ; IF-EVL-INLOOP-NEXT: [[N_VEC:%.*]] = sub i32 [[N_RND_UP]], [[N_MOD_VF]] ; IF-EVL-INLOOP-NEXT: [[TMP3:%.*]] = call i32 @llvm.vscale.i32() ; IF-EVL-INLOOP-NEXT: [[TMP4:%.*]] = mul i32 [[TMP3]], 8 ; IF-EVL-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] ; IF-EVL-INLOOP: vector.body: ; IF-EVL-INLOOP-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; IF-EVL-INLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] ; IF-EVL-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP11:%.*]], [[VECTOR_BODY]] ] ; IF-EVL-INLOOP-NEXT: [[TMP5:%.*]] = sub i32 [[N]], [[EVL_BASED_IV]] ; IF-EVL-INLOOP-NEXT: [[TMP6:%.*]] = call i32 @llvm.experimental.get.vector.length.i32(i32 [[TMP5]], i32 8, i1 true) ; IF-EVL-INLOOP-NEXT: [[TMP7:%.*]] = add i32 [[EVL_BASED_IV]], 0 ; IF-EVL-INLOOP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i16, ptr [[X:%.*]], i32 [[TMP7]] ; IF-EVL-INLOOP-NEXT: [[TMP9:%.*]] = getelementptr inbounds i16, ptr [[TMP8]], i32 0 ; IF-EVL-INLOOP-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv8i16.p0(ptr align 2 [[TMP9]], splat (i1 true), i32 [[TMP6]]) ; IF-EVL-INLOOP-NEXT: [[TMP14:%.*]] = call @llvm.vp.sext.nxv8i32.nxv8i16( [[VP_OP_LOAD]], splat (i1 true), i32 [[TMP6]]) ; IF-EVL-INLOOP-NEXT: [[TMP10:%.*]] = call i32 @llvm.vp.reduce.add.nxv8i32(i32 0, [[TMP14]], splat (i1 true), i32 [[TMP6]]) ; IF-EVL-INLOOP-NEXT: [[TMP11]] = add i32 [[TMP10]], [[VEC_PHI]] ; IF-EVL-INLOOP-NEXT: [[INDEX_EVL_NEXT]] = add nuw i32 [[TMP6]], [[EVL_BASED_IV]] ; IF-EVL-INLOOP-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], [[TMP4]] ; IF-EVL-INLOOP-NEXT: [[TMP12:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] ; IF-EVL-INLOOP-NEXT: br i1 [[TMP12]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] ; IF-EVL-INLOOP: middle.block: ; IF-EVL-INLOOP-NEXT: br i1 true, label [[FOR_COND_CLEANUP_LOOPEXIT:%.*]], label [[SCALAR_PH]] ; IF-EVL-INLOOP: scalar.ph: ; IF-EVL-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ] ; IF-EVL-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP11]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ] ; IF-EVL-INLOOP-NEXT: br label [[FOR_BODY:%.*]] ; IF-EVL-INLOOP: for.body: ; IF-EVL-INLOOP-NEXT: [[I_08:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] ; IF-EVL-INLOOP-NEXT: [[R_07:%.*]] = phi i32 [ [[ADD:%.*]], [[FOR_BODY]] ], [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ] ; IF-EVL-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i16, ptr [[X]], i32 [[I_08]] ; IF-EVL-INLOOP-NEXT: [[TMP13:%.*]] = load i16, ptr [[ARRAYIDX]], align 2 ; IF-EVL-INLOOP-NEXT: [[CONV:%.*]] = sext i16 [[TMP13]] to i32 ; IF-EVL-INLOOP-NEXT: [[ADD]] = add nsw i32 [[R_07]], [[CONV]] ; IF-EVL-INLOOP-NEXT: [[INC]] = add nuw nsw i32 [[I_08]], 1 ; IF-EVL-INLOOP-NEXT: [[EXITCOND:%.*]] = icmp eq i32 [[INC]], [[N]] ; IF-EVL-INLOOP-NEXT: br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP_LOOPEXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] ; IF-EVL-INLOOP: for.cond.cleanup.loopexit: ; IF-EVL-INLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP11]], [[MIDDLE_BLOCK]] ] ; IF-EVL-INLOOP-NEXT: br label [[FOR_COND_CLEANUP]] ; IF-EVL-INLOOP: for.cond.cleanup: ; IF-EVL-INLOOP-NEXT: [[R_0_LCSSA:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[ADD_LCSSA]], [[FOR_COND_CLEANUP_LOOPEXIT]] ] ; IF-EVL-INLOOP-NEXT: ret i32 [[R_0_LCSSA]] ; entry: %cmp6 = icmp sgt i32 %n, 0 br i1 %cmp6, label %for.body, label %for.cond.cleanup for.body: ; preds = %entry, %for.body %i.08 = phi i32 [ %inc, %for.body ], [ 0, %entry ] %r.07 = phi i32 [ %add, %for.body ], [ 0, %entry ] %arrayidx = getelementptr inbounds i16, ptr %x, i32 %i.08 %0 = load i16, ptr %arrayidx, align 2 %conv = sext i16 %0 to i32 %add = add nsw i32 %r.07, %conv %inc = add nuw nsw i32 %i.08, 1 %exitcond = icmp eq i32 %inc, %n br i1 %exitcond, label %for.cond.cleanup, label %for.body for.cond.cleanup: ; preds = %for.body, %entry %r.0.lcssa = phi i32 [ 0, %entry ], [ %add, %for.body ] ret i32 %r.0.lcssa } define i32 @smin(ptr %a, i64 %n, i32 %start) { ; OUTLOOP-LABEL: @smin( ; OUTLOOP-NEXT: entry: ; OUTLOOP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() ; OUTLOOP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 ; OUTLOOP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] ; OUTLOOP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; OUTLOOP: vector.ph: ; OUTLOOP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() ; OUTLOOP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 ; OUTLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] ; OUTLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] ; OUTLOOP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() ; OUTLOOP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 ; OUTLOOP-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement poison, i32 [[START:%.*]], i64 0 ; OUTLOOP-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector [[BROADCAST_SPLATINSERT]], poison, zeroinitializer ; OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]] ; OUTLOOP: vector.body: ; OUTLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; OUTLOOP-NEXT: [[VEC_PHI:%.*]] = phi [ [[BROADCAST_SPLAT]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] ; OUTLOOP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 ; OUTLOOP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] ; OUTLOOP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 ; OUTLOOP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 ; OUTLOOP-NEXT: [[TMP9:%.*]] = icmp slt [[WIDE_LOAD]], [[VEC_PHI]] ; OUTLOOP-NEXT: [[TMP10]] = select [[TMP9]], [[WIDE_LOAD]], [[VEC_PHI]] ; OUTLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] ; OUTLOOP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; OUTLOOP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] ; OUTLOOP: middle.block: ; OUTLOOP-NEXT: [[TMP12:%.*]] = call i32 @llvm.vector.reduce.smin.nxv4i32( [[TMP10]]) ; OUTLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] ; OUTLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] ; OUTLOOP: scalar.ph: ; OUTLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] ; OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] ; OUTLOOP-NEXT: br label [[FOR_BODY:%.*]] ; OUTLOOP: for.body: ; OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] ; OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[SMIN:%.*]], [[FOR_BODY]] ] ; OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] ; OUTLOOP-NEXT: [[TMP13:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 ; OUTLOOP-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[TMP13]], [[RDX]] ; OUTLOOP-NEXT: [[SMIN]] = select i1 [[CMP_I]], i32 [[TMP13]], i32 [[RDX]] ; OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 ; OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] ; OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] ; OUTLOOP: for.end: ; OUTLOOP-NEXT: [[SMIN_LCSSA:%.*]] = phi i32 [ [[SMIN]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] ; OUTLOOP-NEXT: ret i32 [[SMIN_LCSSA]] ; ; INLOOP-LABEL: @smin( ; INLOOP-NEXT: entry: ; INLOOP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() ; INLOOP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 ; INLOOP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] ; INLOOP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; INLOOP: vector.ph: ; INLOOP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() ; INLOOP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 ; INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] ; INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] ; INLOOP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() ; INLOOP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 ; INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] ; INLOOP: vector.body: ; INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[RDX_MINMAX:%.*]], [[VECTOR_BODY]] ] ; INLOOP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 ; INLOOP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] ; INLOOP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 ; INLOOP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 ; INLOOP-NEXT: [[TMP9:%.*]] = call i32 @llvm.vector.reduce.smin.nxv4i32( [[WIDE_LOAD]]) ; INLOOP-NEXT: [[RDX_MINMAX]] = call i32 @llvm.smin.i32(i32 [[TMP9]], i32 [[VEC_PHI]]) ; INLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] ; INLOOP-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; INLOOP-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] ; INLOOP: middle.block: ; INLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] ; INLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] ; INLOOP: scalar.ph: ; INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] ; INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] ; INLOOP-NEXT: br label [[FOR_BODY:%.*]] ; INLOOP: for.body: ; INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] ; INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[SMIN:%.*]], [[FOR_BODY]] ] ; INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] ; INLOOP-NEXT: [[TMP11:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 ; INLOOP-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[TMP11]], [[RDX]] ; INLOOP-NEXT: [[SMIN]] = select i1 [[CMP_I]], i32 [[TMP11]], i32 [[RDX]] ; INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 ; INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] ; INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] ; INLOOP: for.end: ; INLOOP-NEXT: [[SMIN_LCSSA:%.*]] = phi i32 [ [[SMIN]], [[FOR_BODY]] ], [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ] ; INLOOP-NEXT: ret i32 [[SMIN_LCSSA]] ; ; IF-EVL-OUTLOOP-LABEL: @smin( ; IF-EVL-OUTLOOP-NEXT: entry: ; IF-EVL-OUTLOOP-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] ; IF-EVL-OUTLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() ; IF-EVL-OUTLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 ; IF-EVL-OUTLOOP-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] ; IF-EVL-OUTLOOP-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; IF-EVL-OUTLOOP: vector.ph: ; IF-EVL-OUTLOOP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() ; IF-EVL-OUTLOOP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 ; IF-EVL-OUTLOOP-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 ; IF-EVL-OUTLOOP-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] ; IF-EVL-OUTLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] ; IF-EVL-OUTLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] ; IF-EVL-OUTLOOP-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() ; IF-EVL-OUTLOOP-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 ; IF-EVL-OUTLOOP-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement poison, i32 [[START:%.*]], i64 0 ; IF-EVL-OUTLOOP-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector [[BROADCAST_SPLATINSERT]], poison, zeroinitializer ; IF-EVL-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]] ; IF-EVL-OUTLOOP: vector.body: ; IF-EVL-OUTLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; IF-EVL-OUTLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] ; IF-EVL-OUTLOOP-NEXT: [[VEC_PHI:%.*]] = phi [ [[BROADCAST_SPLAT]], [[VECTOR_PH]] ], [ [[TMP15:%.*]], [[VECTOR_BODY]] ] ; IF-EVL-OUTLOOP-NEXT: [[AVL:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] ; IF-EVL-OUTLOOP-NEXT: [[TMP9:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[AVL]], i32 4, i1 true) ; IF-EVL-OUTLOOP-NEXT: [[TMP10:%.*]] = add i64 [[EVL_BASED_IV]], 0 ; IF-EVL-OUTLOOP-NEXT: [[TMP11:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP10]] ; IF-EVL-OUTLOOP-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, ptr [[TMP11]], i32 0 ; IF-EVL-OUTLOOP-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP12]], splat (i1 true), i32 [[TMP9]]) ; IF-EVL-OUTLOOP-NEXT: [[TMP13:%.*]] = icmp slt [[VP_OP_LOAD]], [[VEC_PHI]] ; IF-EVL-OUTLOOP-NEXT: [[TMP14:%.*]] = call @llvm.vp.select.nxv4i32( [[TMP13]], [[VP_OP_LOAD]], [[VEC_PHI]], i32 [[TMP9]]) ; IF-EVL-OUTLOOP-NEXT: [[TMP15]] = call @llvm.vp.merge.nxv4i32( splat (i1 true), [[TMP14]], [[VEC_PHI]], i32 [[TMP9]]) ; IF-EVL-OUTLOOP-NEXT: [[TMP16:%.*]] = zext i32 [[TMP9]] to i64 ; IF-EVL-OUTLOOP-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP16]], [[EVL_BASED_IV]] ; IF-EVL-OUTLOOP-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] ; IF-EVL-OUTLOOP-NEXT: [[TMP17:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; IF-EVL-OUTLOOP-NEXT: br i1 [[TMP17]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] ; IF-EVL-OUTLOOP: middle.block: ; IF-EVL-OUTLOOP-NEXT: [[TMP18:%.*]] = call i32 @llvm.vector.reduce.smin.nxv4i32( [[TMP15]]) ; IF-EVL-OUTLOOP-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] ; IF-EVL-OUTLOOP: scalar.ph: ; IF-EVL-OUTLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] ; IF-EVL-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP18]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] ; IF-EVL-OUTLOOP-NEXT: br label [[FOR_BODY:%.*]] ; IF-EVL-OUTLOOP: for.body: ; IF-EVL-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] ; IF-EVL-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[SMIN:%.*]], [[FOR_BODY]] ] ; IF-EVL-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] ; IF-EVL-OUTLOOP-NEXT: [[TMP19:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 ; IF-EVL-OUTLOOP-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[TMP19]], [[RDX]] ; IF-EVL-OUTLOOP-NEXT: [[SMIN]] = select i1 [[CMP_I]], i32 [[TMP19]], i32 [[RDX]] ; IF-EVL-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 ; IF-EVL-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] ; IF-EVL-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] ; IF-EVL-OUTLOOP: for.end: ; IF-EVL-OUTLOOP-NEXT: [[SMIN_LCSSA:%.*]] = phi i32 [ [[SMIN]], [[FOR_BODY]] ], [ [[TMP18]], [[MIDDLE_BLOCK]] ] ; IF-EVL-OUTLOOP-NEXT: ret i32 [[SMIN_LCSSA]] ; ; IF-EVL-INLOOP-LABEL: @smin( ; IF-EVL-INLOOP-NEXT: entry: ; IF-EVL-INLOOP-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] ; IF-EVL-INLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() ; IF-EVL-INLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 ; IF-EVL-INLOOP-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] ; IF-EVL-INLOOP-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; IF-EVL-INLOOP: vector.ph: ; IF-EVL-INLOOP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() ; IF-EVL-INLOOP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 ; IF-EVL-INLOOP-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 ; IF-EVL-INLOOP-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] ; IF-EVL-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] ; IF-EVL-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] ; IF-EVL-INLOOP-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() ; IF-EVL-INLOOP-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 ; IF-EVL-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] ; IF-EVL-INLOOP: vector.body: ; IF-EVL-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; IF-EVL-INLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] ; IF-EVL-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[RDX_MINMAX:%.*]], [[VECTOR_BODY]] ] ; IF-EVL-INLOOP-NEXT: [[AVL:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] ; IF-EVL-INLOOP-NEXT: [[TMP9:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[AVL]], i32 4, i1 true) ; IF-EVL-INLOOP-NEXT: [[TMP10:%.*]] = add i64 [[EVL_BASED_IV]], 0 ; IF-EVL-INLOOP-NEXT: [[TMP11:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP10]] ; IF-EVL-INLOOP-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, ptr [[TMP11]], i32 0 ; IF-EVL-INLOOP-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP12]], splat (i1 true), i32 [[TMP9]]) ; IF-EVL-INLOOP-NEXT: [[TMP13:%.*]] = call i32 @llvm.vp.reduce.smin.nxv4i32(i32 2147483647, [[VP_OP_LOAD]], splat (i1 true), i32 [[TMP9]]) ; IF-EVL-INLOOP-NEXT: [[RDX_MINMAX]] = call i32 @llvm.smin.i32(i32 [[TMP13]], i32 [[VEC_PHI]]) ; IF-EVL-INLOOP-NEXT: [[TMP14:%.*]] = zext i32 [[TMP9]] to i64 ; IF-EVL-INLOOP-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP14]], [[EVL_BASED_IV]] ; IF-EVL-INLOOP-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] ; IF-EVL-INLOOP-NEXT: [[TMP15:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; IF-EVL-INLOOP-NEXT: br i1 [[TMP15]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] ; IF-EVL-INLOOP: middle.block: ; IF-EVL-INLOOP-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] ; IF-EVL-INLOOP: scalar.ph: ; IF-EVL-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] ; IF-EVL-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] ; IF-EVL-INLOOP-NEXT: br label [[FOR_BODY:%.*]] ; IF-EVL-INLOOP: for.body: ; IF-EVL-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] ; IF-EVL-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[SMIN:%.*]], [[FOR_BODY]] ] ; IF-EVL-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] ; IF-EVL-INLOOP-NEXT: [[TMP16:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 ; IF-EVL-INLOOP-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[TMP16]], [[RDX]] ; IF-EVL-INLOOP-NEXT: [[SMIN]] = select i1 [[CMP_I]], i32 [[TMP16]], i32 [[RDX]] ; IF-EVL-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 ; IF-EVL-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] ; IF-EVL-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] ; IF-EVL-INLOOP: for.end: ; IF-EVL-INLOOP-NEXT: [[SMIN_LCSSA:%.*]] = phi i32 [ [[SMIN]], [[FOR_BODY]] ], [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ] ; IF-EVL-INLOOP-NEXT: ret i32 [[SMIN_LCSSA]] ; ; IF-EVL-LABEL: @smin( ; IF-EVL-NEXT: entry: ; IF-EVL-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] ; IF-EVL-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() ; IF-EVL-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 ; IF-EVL-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] ; IF-EVL-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; IF-EVL: vector.ph: ; IF-EVL-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() ; IF-EVL-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 ; IF-EVL-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 ; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] ; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] ; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] ; IF-EVL-NEXT: [[TRIP_COUNT_MINUS_1:%.*]] = sub i64 [[N]], 1 ; IF-EVL-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() ; IF-EVL-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 ; IF-EVL-NEXT: [[MINMAX_IDENT_SPLATINSERT:%.*]] = insertelement poison, i32 [[START:%.*]], i64 0 ; IF-EVL-NEXT: [[MINMAX_IDENT_SPLAT:%.*]] = shufflevector [[MINMAX_IDENT_SPLATINSERT]], poison, zeroinitializer ; IF-EVL-NEXT: [[BROADCAST_SPLATINSERT1:%.*]] = insertelement poison, i64 [[TRIP_COUNT_MINUS_1]], i64 0 ; IF-EVL-NEXT: [[BROADCAST_SPLAT2:%.*]] = shufflevector [[BROADCAST_SPLATINSERT1]], poison, zeroinitializer ; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] ; IF-EVL: vector.body: ; IF-EVL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP16:%.*]], [[VECTOR_BODY]] ] ; IF-EVL-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 0 ; IF-EVL-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement poison, i64 [[INDEX]], i64 0 ; IF-EVL-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector [[BROADCAST_SPLATINSERT]], poison, zeroinitializer ; IF-EVL-NEXT: [[TMP10:%.*]] = call @llvm.experimental.stepvector.nxv4i64() ; IF-EVL-NEXT: [[TMP11:%.*]] = add zeroinitializer, [[TMP10]] ; IF-EVL-NEXT: [[VEC_IV:%.*]] = add [[BROADCAST_SPLAT]], [[TMP11]] ; IF-EVL-NEXT: [[TMP12:%.*]] = icmp ule [[VEC_IV]], [[BROADCAST_SPLAT2]] ; IF-EVL-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP9]] ; IF-EVL-NEXT: [[TMP14:%.*]] = getelementptr inbounds i32, ptr [[TMP13]], i32 0 ; IF-EVL-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call @llvm.masked.load.nxv4i32.p0(ptr [[TMP14]], i32 4, [[TMP12]], poison) ; IF-EVL-NEXT: [[TMP15:%.*]] = icmp slt [[WIDE_MASKED_LOAD]], [[VEC_PHI]] ; IF-EVL-NEXT: [[TMP16]] = select [[TMP15]], [[WIDE_MASKED_LOAD]], [[VEC_PHI]] ; IF-EVL-NEXT: [[TMP17:%.*]] = select [[TMP12]], [[TMP16]], [[VEC_PHI]] ; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] ; IF-EVL-NEXT: [[TMP18:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; IF-EVL-NEXT: br i1 [[TMP18]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] ; IF-EVL: middle.block: ; IF-EVL-NEXT: [[TMP19:%.*]] = call i32 @llvm.vector.reduce.smin.nxv4i32( [[TMP17]]) ; IF-EVL-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] ; IF-EVL: scalar.ph: ; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] ; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP19]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] ; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] ; IF-EVL: for.body: ; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] ; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[SMIN:%.*]], [[FOR_BODY]] ] ; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] ; IF-EVL-NEXT: [[TMP20:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 ; IF-EVL-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[TMP20]], [[RDX]] ; IF-EVL-NEXT: [[SMIN]] = select i1 [[CMP_I]], i32 [[TMP20]], i32 [[RDX]] ; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 ; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] ; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] ; IF-EVL: for.end: ; IF-EVL-NEXT: [[SMIN_LCSSA:%.*]] = phi i32 [ [[SMIN]], [[FOR_BODY]] ], [ [[TMP19]], [[MIDDLE_BLOCK]] ] ; IF-EVL-NEXT: ret i32 [[SMIN_LCSSA]] entry: br label %for.body for.body: %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] %rdx = phi i32 [ %start, %entry ], [ %smin, %for.body ] %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv %0 = load i32, ptr %arrayidx, align 4 %cmp.i = icmp slt i32 %0, %rdx %smin = select i1 %cmp.i, i32 %0, i32 %rdx %iv.next = add nuw nsw i64 %iv, 1 %exitcond.not = icmp eq i64 %iv.next, %n br i1 %exitcond.not, label %for.end, label %for.body for.end: ret i32 %smin }