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llvm / llvm-project / dfca6c0d3bf9d1a0565b3ff46813ddd66bd493e9 / . / llvm / test / Transforms / LoopVectorize / AArch64 / induction-costs-sve.ll
blob: 3543019a3e2c084981ed2d64c8dfcb2f4f02ddaf [file] [log] [blame]
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals none --version 5
; RUN: opt -p loop-vectorize -S %s | FileCheck --check-prefixes=DEFAULT %s
; RUN: opt -p loop-vectorize -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue -S %s | FileCheck --check-prefixes=PRED %s
target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
target triple = "arm64-apple-macosx14.0.0"
define void @iv_casts(ptr %dst, ptr %src, i32 %x, i64 %N) #0 {
; DEFAULT-LABEL: define void @iv_casts(
; DEFAULT-SAME: ptr [[DST:%.*]], ptr [[SRC:%.*]], i32 [[X:%.*]], i64 [[N:%.*]]) #[[ATTR0:[0-9]+]] {
; DEFAULT-NEXT: [[ENTRY:.*]]:
; DEFAULT-NEXT: [[SRC2:%.*]] = ptrtoint ptr [[SRC]] to i64
; DEFAULT-NEXT: [[DST1:%.*]] = ptrtoint ptr [[DST]] to i64
; DEFAULT-NEXT: [[TMP0:%.*]] = add i64 [[N]], 1
; DEFAULT-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64()
; DEFAULT-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 16
; DEFAULT-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]]
; DEFAULT-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_MEMCHECK:.*]]
; DEFAULT: [[VECTOR_MEMCHECK]]:
; DEFAULT-NEXT: [[TMP3:%.*]] = call i64 @llvm.vscale.i64()
; DEFAULT-NEXT: [[TMP4:%.*]] = mul i64 [[TMP3]], 8
; DEFAULT-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 2
; DEFAULT-NEXT: [[TMP6:%.*]] = sub i64 [[DST1]], [[SRC2]]
; DEFAULT-NEXT: [[DIFF_CHECK:%.*]] = icmp ult i64 [[TMP6]], [[TMP5]]
; DEFAULT-NEXT: br i1 [[DIFF_CHECK]], label %[[SCALAR_PH]], label %[[VECTOR_PH:.*]]
; DEFAULT: [[VECTOR_PH]]:
; DEFAULT-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64()
; DEFAULT-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 16
; DEFAULT-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP0]], [[TMP10]]
; DEFAULT-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP0]], [[N_MOD_VF]]
; DEFAULT-NEXT: [[TMP11:%.*]] = call i64 @llvm.vscale.i64()
; DEFAULT-NEXT: [[TMP12:%.*]] = mul i64 [[TMP11]], 16
; DEFAULT-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <vscale x 8 x i32> poison, i32 [[X]], i64 0
; DEFAULT-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <vscale x 8 x i32> [[BROADCAST_SPLATINSERT]], <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
; DEFAULT-NEXT: [[TMP13:%.*]] = trunc <vscale x 8 x i32> [[BROADCAST_SPLAT]] to <vscale x 8 x i16>
; DEFAULT-NEXT: br label %[[VECTOR_BODY:.*]]
; DEFAULT: [[VECTOR_BODY]]:
; DEFAULT-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
; DEFAULT-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 0
; DEFAULT-NEXT: [[TMP20:%.*]] = getelementptr i8, ptr [[SRC]], i64 [[TMP14]]
; DEFAULT-NEXT: [[TMP22:%.*]] = getelementptr i8, ptr [[TMP20]], i32 0
; DEFAULT-NEXT: [[TMP23:%.*]] = call i64 @llvm.vscale.i64()
; DEFAULT-NEXT: [[TMP24:%.*]] = mul i64 [[TMP23]], 8
; DEFAULT-NEXT: [[TMP25:%.*]] = getelementptr i8, ptr [[TMP20]], i64 [[TMP24]]
; DEFAULT-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 8 x i8>, ptr [[TMP22]], align 1
; DEFAULT-NEXT: [[WIDE_LOAD4:%.*]] = load <vscale x 8 x i8>, ptr [[TMP25]], align 1
; DEFAULT-NEXT: [[TMP26:%.*]] = zext <vscale x 8 x i8> [[WIDE_LOAD]] to <vscale x 8 x i16>
; DEFAULT-NEXT: [[TMP27:%.*]] = zext <vscale x 8 x i8> [[WIDE_LOAD4]] to <vscale x 8 x i16>
; DEFAULT-NEXT: [[TMP28:%.*]] = mul <vscale x 8 x i16> [[TMP26]], [[TMP13]]
; DEFAULT-NEXT: [[TMP29:%.*]] = mul <vscale x 8 x i16> [[TMP27]], [[TMP13]]
; DEFAULT-NEXT: [[TMP30:%.*]] = zext <vscale x 8 x i8> [[WIDE_LOAD]] to <vscale x 8 x i16>
; DEFAULT-NEXT: [[TMP31:%.*]] = zext <vscale x 8 x i8> [[WIDE_LOAD4]] to <vscale x 8 x i16>
; DEFAULT-NEXT: [[TMP32:%.*]] = or <vscale x 8 x i16> [[TMP28]], [[TMP30]]
; DEFAULT-NEXT: [[TMP33:%.*]] = or <vscale x 8 x i16> [[TMP29]], [[TMP31]]
; DEFAULT-NEXT: [[TMP34:%.*]] = lshr <vscale x 8 x i16> [[TMP32]], trunc (<vscale x 8 x i32> splat (i32 1) to <vscale x 8 x i16>)
; DEFAULT-NEXT: [[TMP35:%.*]] = lshr <vscale x 8 x i16> [[TMP33]], trunc (<vscale x 8 x i32> splat (i32 1) to <vscale x 8 x i16>)
; DEFAULT-NEXT: [[TMP36:%.*]] = trunc <vscale x 8 x i16> [[TMP34]] to <vscale x 8 x i8>
; DEFAULT-NEXT: [[TMP37:%.*]] = trunc <vscale x 8 x i16> [[TMP35]] to <vscale x 8 x i8>
; DEFAULT-NEXT: [[TMP38:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP14]]
; DEFAULT-NEXT: [[TMP40:%.*]] = getelementptr i8, ptr [[TMP38]], i32 0
; DEFAULT-NEXT: [[TMP41:%.*]] = call i64 @llvm.vscale.i64()
; DEFAULT-NEXT: [[TMP42:%.*]] = mul i64 [[TMP41]], 8
; DEFAULT-NEXT: [[TMP43:%.*]] = getelementptr i8, ptr [[TMP38]], i64 [[TMP42]]
; DEFAULT-NEXT: store <vscale x 8 x i8> [[TMP36]], ptr [[TMP40]], align 1
; DEFAULT-NEXT: store <vscale x 8 x i8> [[TMP37]], ptr [[TMP43]], align 1
; DEFAULT-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP12]]
; DEFAULT-NEXT: [[TMP44:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; DEFAULT-NEXT: br i1 [[TMP44]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; DEFAULT: [[MIDDLE_BLOCK]]:
; DEFAULT-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP0]], [[N_VEC]]
; DEFAULT-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]]
; DEFAULT: [[SCALAR_PH]]:
; DEFAULT-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_MEMCHECK]] ]
; DEFAULT-NEXT: br label %[[LOOP:.*]]
; DEFAULT: [[LOOP]]:
; DEFAULT-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP]] ]
; DEFAULT-NEXT: [[GEP_SRC:%.*]] = getelementptr i8, ptr [[SRC]], i64 [[IV]]
; DEFAULT-NEXT: [[L:%.*]] = load i8, ptr [[GEP_SRC]], align 1
; DEFAULT-NEXT: [[L_EXT:%.*]] = zext i8 [[L]] to i32
; DEFAULT-NEXT: [[MUL16_US:%.*]] = mul i32 [[L_EXT]], [[X]]
; DEFAULT-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; DEFAULT-NEXT: [[CONV25_US:%.*]] = zext i8 [[L]] to i32
; DEFAULT-NEXT: [[ADD34_US:%.*]] = or i32 [[MUL16_US]], [[CONV25_US]]
; DEFAULT-NEXT: [[SHR35_US:%.*]] = lshr i32 [[ADD34_US]], 1
; DEFAULT-NEXT: [[CONV36_US:%.*]] = trunc i32 [[SHR35_US]] to i8
; DEFAULT-NEXT: [[GEP_DST:%.*]] = getelementptr i8, ptr [[DST]], i64 [[IV]]
; DEFAULT-NEXT: store i8 [[CONV36_US]], ptr [[GEP_DST]], align 1
; DEFAULT-NEXT: [[EC:%.*]] = icmp eq i64 [[IV]], [[N]]
; DEFAULT-NEXT: br i1 [[EC]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP3:![0-9]+]]
; DEFAULT: [[EXIT]]:
; DEFAULT-NEXT: ret void
;
; PRED-LABEL: define void @iv_casts(
; PRED-SAME: ptr [[DST:%.*]], ptr [[SRC:%.*]], i32 [[X:%.*]], i64 [[N:%.*]]) #[[ATTR0:[0-9]+]] {
; PRED-NEXT: [[ENTRY:.*]]:
; PRED-NEXT: [[SRC2:%.*]] = ptrtoint ptr [[SRC]] to i64
; PRED-NEXT: [[DST1:%.*]] = ptrtoint ptr [[DST]] to i64
; PRED-NEXT: [[TMP0:%.*]] = add i64 [[N]], 1
; PRED-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_MEMCHECK:.*]]
; PRED: [[VECTOR_MEMCHECK]]:
; PRED-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64()
; PRED-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 16
; PRED-NEXT: [[TMP3:%.*]] = sub i64 [[DST1]], [[SRC2]]
; PRED-NEXT: [[DIFF_CHECK:%.*]] = icmp ult i64 [[TMP3]], [[TMP2]]
; PRED-NEXT: br i1 [[DIFF_CHECK]], label %[[SCALAR_PH]], label %[[VECTOR_PH:.*]]
; PRED: [[VECTOR_PH]]:
; PRED-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; PRED-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 16
; PRED-NEXT: [[TMP8:%.*]] = sub i64 [[TMP5]], 1
; PRED-NEXT: [[N_RND_UP:%.*]] = add i64 [[TMP0]], [[TMP8]]
; PRED-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]]
; PRED-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]]
; PRED-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64()
; PRED-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 16
; PRED-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <vscale x 16 x i32> poison, i32 [[X]], i64 0
; PRED-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <vscale x 16 x i32> [[BROADCAST_SPLATINSERT]], <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
; PRED-NEXT: [[TMP11:%.*]] = call i64 @llvm.vscale.i64()
; PRED-NEXT: [[TMP12:%.*]] = mul i64 [[TMP11]], 16
; PRED-NEXT: [[TMP13:%.*]] = sub i64 [[TMP0]], [[TMP12]]
; PRED-NEXT: [[TMP14:%.*]] = icmp ugt i64 [[TMP0]], [[TMP12]]
; PRED-NEXT: [[TMP15:%.*]] = select i1 [[TMP14]], i64 [[TMP13]], i64 0
; PRED-NEXT: [[ACTIVE_LANE_MASK_ENTRY:%.*]] = call <vscale x 16 x i1> @llvm.get.active.lane.mask.nxv16i1.i64(i64 0, i64 [[TMP0]])
; PRED-NEXT: [[TMP16:%.*]] = trunc <vscale x 16 x i32> [[BROADCAST_SPLAT]] to <vscale x 16 x i16>
; PRED-NEXT: br label %[[VECTOR_BODY:.*]]
; PRED: [[VECTOR_BODY]]:
; PRED-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
; PRED-NEXT: [[ACTIVE_LANE_MASK:%.*]] = phi <vscale x 16 x i1> [ [[ACTIVE_LANE_MASK_ENTRY]], %[[VECTOR_PH]] ], [ [[ACTIVE_LANE_MASK_NEXT:%.*]], %[[VECTOR_BODY]] ]
; PRED-NEXT: [[TMP18:%.*]] = getelementptr i8, ptr [[SRC]], i64 [[INDEX]]
; PRED-NEXT: [[TMP19:%.*]] = getelementptr i8, ptr [[TMP18]], i32 0
; PRED-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <vscale x 16 x i8> @llvm.masked.load.nxv16i8.p0(ptr [[TMP19]], i32 1, <vscale x 16 x i1> [[ACTIVE_LANE_MASK]], <vscale x 16 x i8> poison)
; PRED-NEXT: [[TMP17:%.*]] = zext <vscale x 16 x i8> [[WIDE_MASKED_LOAD]] to <vscale x 16 x i16>
; PRED-NEXT: [[TMP22:%.*]] = mul <vscale x 16 x i16> [[TMP17]], [[TMP16]]
; PRED-NEXT: [[TMP24:%.*]] = zext <vscale x 16 x i8> [[WIDE_MASKED_LOAD]] to <vscale x 16 x i16>
; PRED-NEXT: [[TMP20:%.*]] = or <vscale x 16 x i16> [[TMP22]], [[TMP24]]
; PRED-NEXT: [[TMP21:%.*]] = lshr <vscale x 16 x i16> [[TMP20]], trunc (<vscale x 16 x i32> splat (i32 1) to <vscale x 16 x i16>)
; PRED-NEXT: [[TMP23:%.*]] = trunc <vscale x 16 x i16> [[TMP21]] to <vscale x 16 x i8>
; PRED-NEXT: [[TMP26:%.*]] = getelementptr i8, ptr [[DST]], i64 [[INDEX]]
; PRED-NEXT: [[TMP27:%.*]] = getelementptr i8, ptr [[TMP26]], i32 0
; PRED-NEXT: call void @llvm.masked.store.nxv16i8.p0(<vscale x 16 x i8> [[TMP23]], ptr [[TMP27]], i32 1, <vscale x 16 x i1> [[ACTIVE_LANE_MASK]])
; PRED-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP10]]
; PRED-NEXT: [[ACTIVE_LANE_MASK_NEXT]] = call <vscale x 16 x i1> @llvm.get.active.lane.mask.nxv16i1.i64(i64 [[INDEX]], i64 [[TMP15]])
; PRED-NEXT: [[TMP28:%.*]] = xor <vscale x 16 x i1> [[ACTIVE_LANE_MASK_NEXT]], splat (i1 true)
; PRED-NEXT: [[TMP29:%.*]] = extractelement <vscale x 16 x i1> [[TMP28]], i32 0
; PRED-NEXT: br i1 [[TMP29]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; PRED: [[MIDDLE_BLOCK]]:
; PRED-NEXT: br i1 true, label %[[EXIT:.*]], label %[[SCALAR_PH]]
; PRED: [[SCALAR_PH]]:
; PRED-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_MEMCHECK]] ]
; PRED-NEXT: br label %[[LOOP:.*]]
; PRED: [[LOOP]]:
; PRED-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP]] ]
; PRED-NEXT: [[GEP_SRC:%.*]] = getelementptr i8, ptr [[SRC]], i64 [[IV]]
; PRED-NEXT: [[L:%.*]] = load i8, ptr [[GEP_SRC]], align 1
; PRED-NEXT: [[L_EXT:%.*]] = zext i8 [[L]] to i32
; PRED-NEXT: [[MUL16_US:%.*]] = mul i32 [[L_EXT]], [[X]]
; PRED-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; PRED-NEXT: [[CONV25_US:%.*]] = zext i8 [[L]] to i32
; PRED-NEXT: [[ADD34_US:%.*]] = or i32 [[MUL16_US]], [[CONV25_US]]
; PRED-NEXT: [[SHR35_US:%.*]] = lshr i32 [[ADD34_US]], 1
; PRED-NEXT: [[CONV36_US:%.*]] = trunc i32 [[SHR35_US]] to i8
; PRED-NEXT: [[GEP_DST:%.*]] = getelementptr i8, ptr [[DST]], i64 [[IV]]
; PRED-NEXT: store i8 [[CONV36_US]], ptr [[GEP_DST]], align 1
; PRED-NEXT: [[EC:%.*]] = icmp eq i64 [[IV]], [[N]]
; PRED-NEXT: br i1 [[EC]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP3:![0-9]+]]
; PRED: [[EXIT]]:
; PRED-NEXT: ret void
;
entry:
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ]
%gep.src = getelementptr i8, ptr %src, i64 %iv
%l = load i8, ptr %gep.src, align 1
%l.ext = zext i8 %l to i32
%mul = mul i32 %l.ext, %x
%iv.next = add i64 %iv, 1
%l.ext.2 = zext i8 %l to i32
%or = or i32 %mul, %l.ext.2
%lshr = lshr i32 %or, 1
%trunc = trunc i32 %lshr to i8
%gep.dst = getelementptr i8, ptr %dst, i64 %iv
store i8 %trunc, ptr %gep.dst, align 1
%ec = icmp eq i64 %iv, %N
br i1 %ec, label %exit, label %loop
exit:
ret void
}
define void @iv_trunc(i32 %x, ptr %dst, i64 %N) #0 {
; DEFAULT-LABEL: define void @iv_trunc(
; DEFAULT-SAME: i32 [[X:%.*]], ptr [[DST:%.*]], i64 [[N:%.*]]) #[[ATTR0]] {
; DEFAULT-NEXT: [[ENTRY:.*]]:
; DEFAULT-NEXT: [[MUL_X:%.*]] = add i32 [[X]], 1
; DEFAULT-NEXT: [[TMP0:%.*]] = add i64 [[N]], 1
; DEFAULT-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP0]], 2
; DEFAULT-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_SCEVCHECK:.*]]
; DEFAULT: [[VECTOR_SCEVCHECK]]:
; DEFAULT-NEXT: [[TMP1:%.*]] = sub i32 -1, [[X]]
; DEFAULT-NEXT: [[TMP2:%.*]] = icmp slt i32 [[MUL_X]], 0
; DEFAULT-NEXT: [[TMP3:%.*]] = select i1 [[TMP2]], i32 [[TMP1]], i32 [[MUL_X]]
; DEFAULT-NEXT: [[TMP4:%.*]] = trunc i64 [[N]] to i32
; DEFAULT-NEXT: [[MUL:%.*]] = call { i32, i1 } @llvm.umul.with.overflow.i32(i32 [[TMP3]], i32 [[TMP4]])
; DEFAULT-NEXT: [[MUL_RESULT:%.*]] = extractvalue { i32, i1 } [[MUL]], 0
; DEFAULT-NEXT: [[MUL_OVERFLOW:%.*]] = extractvalue { i32, i1 } [[MUL]], 1
; DEFAULT-NEXT: [[TMP5:%.*]] = sub i32 0, [[MUL_RESULT]]
; DEFAULT-NEXT: [[TMP6:%.*]] = icmp ugt i32 [[TMP5]], 0
; DEFAULT-NEXT: [[TMP7:%.*]] = select i1 [[TMP2]], i1 [[TMP6]], i1 false
; DEFAULT-NEXT: [[TMP8:%.*]] = or i1 [[TMP7]], [[MUL_OVERFLOW]]
; DEFAULT-NEXT: [[TMP9:%.*]] = icmp ugt i64 [[N]], 4294967295
; DEFAULT-NEXT: [[TMP10:%.*]] = icmp ne i32 [[MUL_X]], 0
; DEFAULT-NEXT: [[TMP11:%.*]] = and i1 [[TMP9]], [[TMP10]]
; DEFAULT-NEXT: [[TMP12:%.*]] = or i1 [[TMP8]], [[TMP11]]
; DEFAULT-NEXT: br i1 [[TMP12]], label %[[SCALAR_PH]], label %[[VECTOR_PH:.*]]
; DEFAULT: [[VECTOR_PH]]:
; DEFAULT-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP0]], 2
; DEFAULT-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP0]], [[N_MOD_VF]]
; DEFAULT-NEXT: br label %[[VECTOR_BODY:.*]]
; DEFAULT: [[VECTOR_BODY]]:
; DEFAULT-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
; DEFAULT-NEXT: [[TMP13:%.*]] = trunc i64 [[INDEX]] to i32
; DEFAULT-NEXT: [[TMP14:%.*]] = add i32 [[TMP13]], 0
; DEFAULT-NEXT: [[TMP15:%.*]] = add i32 [[TMP13]], 1
; DEFAULT-NEXT: [[TMP16:%.*]] = mul i32 [[MUL_X]], [[TMP14]]
; DEFAULT-NEXT: [[TMP17:%.*]] = mul i32 [[MUL_X]], [[TMP15]]
; DEFAULT-NEXT: [[TMP18:%.*]] = zext i32 [[TMP16]] to i64
; DEFAULT-NEXT: [[TMP19:%.*]] = zext i32 [[TMP17]] to i64
; DEFAULT-NEXT: [[TMP20:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP18]]
; DEFAULT-NEXT: [[TMP21:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP19]]
; DEFAULT-NEXT: store i32 1, ptr [[TMP20]], align 4
; DEFAULT-NEXT: store i32 1, ptr [[TMP21]], align 4
; DEFAULT-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
; DEFAULT-NEXT: [[TMP22:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; DEFAULT-NEXT: br i1 [[TMP22]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
; DEFAULT: [[MIDDLE_BLOCK]]:
; DEFAULT-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP0]], [[N_VEC]]
; DEFAULT-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]]
; DEFAULT: [[SCALAR_PH]]:
; DEFAULT-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
; DEFAULT-NEXT: br label %[[FOR_BODY:.*]]
; DEFAULT: [[FOR_BODY]]:
; DEFAULT-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[FOR_BODY]] ]
; DEFAULT-NEXT: [[TRUNC_IV:%.*]] = trunc i64 [[IV]] to i32
; DEFAULT-NEXT: [[ADD_I:%.*]] = mul i32 [[MUL_X]], [[TRUNC_IV]]
; DEFAULT-NEXT: [[IV_MUL:%.*]] = zext i32 [[ADD_I]] to i64
; DEFAULT-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[DST]], i64 [[IV_MUL]]
; DEFAULT-NEXT: store i32 1, ptr [[GEP]], align 4
; DEFAULT-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; DEFAULT-NEXT: [[EC:%.*]] = icmp eq i64 [[IV]], [[N]]
; DEFAULT-NEXT: br i1 [[EC]], label %[[EXIT]], label %[[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]]
; DEFAULT: [[EXIT]]:
; DEFAULT-NEXT: ret void
;
; PRED-LABEL: define void @iv_trunc(
; PRED-SAME: i32 [[X:%.*]], ptr [[DST:%.*]], i64 [[N:%.*]]) #[[ATTR0]] {
; PRED-NEXT: [[ENTRY:.*]]:
; PRED-NEXT: [[MUL_X:%.*]] = add i32 [[X]], 1
; PRED-NEXT: [[TMP0:%.*]] = add i64 [[N]], 1
; PRED-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_SCEVCHECK:.*]]
; PRED: [[VECTOR_SCEVCHECK]]:
; PRED-NEXT: [[TMP1:%.*]] = sub i32 -1, [[X]]
; PRED-NEXT: [[TMP2:%.*]] = icmp slt i32 [[MUL_X]], 0
; PRED-NEXT: [[TMP3:%.*]] = select i1 [[TMP2]], i32 [[TMP1]], i32 [[MUL_X]]
; PRED-NEXT: [[TMP4:%.*]] = trunc i64 [[N]] to i32
; PRED-NEXT: [[MUL:%.*]] = call { i32, i1 } @llvm.umul.with.overflow.i32(i32 [[TMP3]], i32 [[TMP4]])
; PRED-NEXT: [[MUL_RESULT:%.*]] = extractvalue { i32, i1 } [[MUL]], 0
; PRED-NEXT: [[MUL_OVERFLOW:%.*]] = extractvalue { i32, i1 } [[MUL]], 1
; PRED-NEXT: [[TMP5:%.*]] = sub i32 0, [[MUL_RESULT]]
; PRED-NEXT: [[TMP6:%.*]] = icmp ugt i32 [[TMP5]], 0
; PRED-NEXT: [[TMP7:%.*]] = select i1 [[TMP2]], i1 [[TMP6]], i1 false
; PRED-NEXT: [[TMP8:%.*]] = or i1 [[TMP7]], [[MUL_OVERFLOW]]
; PRED-NEXT: [[TMP9:%.*]] = icmp ugt i64 [[N]], 4294967295
; PRED-NEXT: [[TMP10:%.*]] = icmp ne i32 [[MUL_X]], 0
; PRED-NEXT: [[TMP11:%.*]] = and i1 [[TMP9]], [[TMP10]]
; PRED-NEXT: [[TMP12:%.*]] = or i1 [[TMP8]], [[TMP11]]
; PRED-NEXT: br i1 [[TMP12]], label %[[SCALAR_PH]], label %[[VECTOR_PH:.*]]
; PRED: [[VECTOR_PH]]:
; PRED-NEXT: [[N_RND_UP:%.*]] = add i64 [[TMP0]], 1
; PRED-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], 2
; PRED-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]]
; PRED-NEXT: [[TMP13:%.*]] = sub i64 [[TMP0]], 2
; PRED-NEXT: [[TMP14:%.*]] = icmp ugt i64 [[TMP0]], 2
; PRED-NEXT: [[TMP15:%.*]] = select i1 [[TMP14]], i64 [[TMP13]], i64 0
; PRED-NEXT: [[ACTIVE_LANE_MASK_ENTRY:%.*]] = call <2 x i1> @llvm.get.active.lane.mask.v2i1.i64(i64 0, i64 [[TMP0]])
; PRED-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <2 x i32> poison, i32 [[MUL_X]], i64 0
; PRED-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <2 x i32> [[BROADCAST_SPLATINSERT]], <2 x i32> poison, <2 x i32> zeroinitializer
; PRED-NEXT: br label %[[VECTOR_BODY:.*]]
; PRED: [[VECTOR_BODY]]:
; PRED-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[PRED_STORE_CONTINUE2:.*]] ]
; PRED-NEXT: [[ACTIVE_LANE_MASK:%.*]] = phi <2 x i1> [ [[ACTIVE_LANE_MASK_ENTRY]], %[[VECTOR_PH]] ], [ [[ACTIVE_LANE_MASK_NEXT:%.*]], %[[PRED_STORE_CONTINUE2]] ]
; PRED-NEXT: [[VEC_IND:%.*]] = phi <2 x i32> [ <i32 0, i32 1>, %[[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], %[[PRED_STORE_CONTINUE2]] ]
; PRED-NEXT: [[TMP16:%.*]] = mul <2 x i32> [[BROADCAST_SPLAT]], [[VEC_IND]]
; PRED-NEXT: [[TMP17:%.*]] = zext <2 x i32> [[TMP16]] to <2 x i64>
; PRED-NEXT: [[TMP18:%.*]] = extractelement <2 x i1> [[ACTIVE_LANE_MASK]], i32 0
; PRED-NEXT: br i1 [[TMP18]], label %[[PRED_STORE_IF:.*]], label %[[PRED_STORE_CONTINUE:.*]]
; PRED: [[PRED_STORE_IF]]:
; PRED-NEXT: [[TMP19:%.*]] = extractelement <2 x i64> [[TMP17]], i32 0
; PRED-NEXT: [[TMP20:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP19]]
; PRED-NEXT: store i32 1, ptr [[TMP20]], align 4
; PRED-NEXT: br label %[[PRED_STORE_CONTINUE]]
; PRED: [[PRED_STORE_CONTINUE]]:
; PRED-NEXT: [[TMP21:%.*]] = extractelement <2 x i1> [[ACTIVE_LANE_MASK]], i32 1
; PRED-NEXT: br i1 [[TMP21]], label %[[PRED_STORE_IF1:.*]], label %[[PRED_STORE_CONTINUE2]]
; PRED: [[PRED_STORE_IF1]]:
; PRED-NEXT: [[TMP22:%.*]] = extractelement <2 x i64> [[TMP17]], i32 1
; PRED-NEXT: [[TMP23:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP22]]
; PRED-NEXT: store i32 1, ptr [[TMP23]], align 4
; PRED-NEXT: br label %[[PRED_STORE_CONTINUE2]]
; PRED: [[PRED_STORE_CONTINUE2]]:
; PRED-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 2
; PRED-NEXT: [[ACTIVE_LANE_MASK_NEXT]] = call <2 x i1> @llvm.get.active.lane.mask.v2i1.i64(i64 [[INDEX]], i64 [[TMP15]])
; PRED-NEXT: [[TMP24:%.*]] = xor <2 x i1> [[ACTIVE_LANE_MASK_NEXT]], splat (i1 true)
; PRED-NEXT: [[VEC_IND_NEXT]] = add <2 x i32> [[VEC_IND]], splat (i32 2)
; PRED-NEXT: [[TMP25:%.*]] = extractelement <2 x i1> [[TMP24]], i32 0
; PRED-NEXT: br i1 [[TMP25]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
; PRED: [[MIDDLE_BLOCK]]:
; PRED-NEXT: br i1 true, label %[[EXIT:.*]], label %[[SCALAR_PH]]
; PRED: [[SCALAR_PH]]:
; PRED-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
; PRED-NEXT: br label %[[FOR_BODY:.*]]
; PRED: [[FOR_BODY]]:
; PRED-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[FOR_BODY]] ]
; PRED-NEXT: [[TRUNC_IV:%.*]] = trunc i64 [[IV]] to i32
; PRED-NEXT: [[ADD_I:%.*]] = mul i32 [[MUL_X]], [[TRUNC_IV]]
; PRED-NEXT: [[IV_MUL:%.*]] = zext i32 [[ADD_I]] to i64
; PRED-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[DST]], i64 [[IV_MUL]]
; PRED-NEXT: store i32 1, ptr [[GEP]], align 4
; PRED-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; PRED-NEXT: [[EC:%.*]] = icmp eq i64 [[IV]], [[N]]
; PRED-NEXT: br i1 [[EC]], label %[[EXIT]], label %[[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]]
; PRED: [[EXIT]]:
; PRED-NEXT: ret void
;
entry:
%mul.x = add i32 %x, 1
br label %for.body
for.body: ; preds = %for.body, %entry
%iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ]
%trunc.iv = trunc i64 %iv to i32
%add.i = mul i32 %mul.x, %trunc.iv
%iv.mul = zext i32 %add.i to i64
%gep = getelementptr i32, ptr %dst, i64 %iv.mul
store i32 1, ptr %gep, align 4
%iv.next = add i64 %iv, 1
%ec = icmp eq i64 %iv, %N
br i1 %ec, label %exit, label %for.body
exit:
ret void
}
define void @trunc_ivs_and_store(i32 %x, ptr %dst, i64 %N) #0 {
;
; DEFAULT-LABEL: define void @trunc_ivs_and_store(
; DEFAULT-SAME: i32 [[X:%.*]], ptr [[DST:%.*]], i64 [[N:%.*]]) #[[ATTR0]] {
; DEFAULT-NEXT: [[ENTRY:.*]]:
; DEFAULT-NEXT: [[MUL:%.*]] = mul i32 [[X]], [[X]]
; DEFAULT-NEXT: [[TMP0:%.*]] = add i64 [[N]], 1
; DEFAULT-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP0]], 2
; DEFAULT-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_SCEVCHECK:.*]]
; DEFAULT: [[VECTOR_SCEVCHECK]]:
; DEFAULT-NEXT: [[TMP1:%.*]] = mul i32 [[X]], [[X]]
; DEFAULT-NEXT: [[TMP2:%.*]] = sub i32 0, [[TMP1]]
; DEFAULT-NEXT: [[TMP3:%.*]] = icmp slt i32 [[MUL]], 0
; DEFAULT-NEXT: [[TMP4:%.*]] = select i1 [[TMP3]], i32 [[TMP2]], i32 [[MUL]]
; DEFAULT-NEXT: [[TMP5:%.*]] = trunc i64 [[N]] to i32
; DEFAULT-NEXT: [[MUL1:%.*]] = call { i32, i1 } @llvm.umul.with.overflow.i32(i32 [[TMP4]], i32 [[TMP5]])
; DEFAULT-NEXT: [[MUL_RESULT:%.*]] = extractvalue { i32, i1 } [[MUL1]], 0
; DEFAULT-NEXT: [[MUL_OVERFLOW:%.*]] = extractvalue { i32, i1 } [[MUL1]], 1
; DEFAULT-NEXT: [[TMP6:%.*]] = sub i32 0, [[MUL_RESULT]]
; DEFAULT-NEXT: [[TMP7:%.*]] = icmp ugt i32 [[TMP6]], 0
; DEFAULT-NEXT: [[TMP8:%.*]] = select i1 [[TMP3]], i1 [[TMP7]], i1 false
; DEFAULT-NEXT: [[TMP9:%.*]] = or i1 [[TMP8]], [[MUL_OVERFLOW]]
; DEFAULT-NEXT: [[TMP10:%.*]] = icmp ugt i64 [[N]], 4294967295
; DEFAULT-NEXT: [[TMP11:%.*]] = icmp ne i32 [[MUL]], 0
; DEFAULT-NEXT: [[TMP12:%.*]] = and i1 [[TMP10]], [[TMP11]]
; DEFAULT-NEXT: [[TMP13:%.*]] = or i1 [[TMP9]], [[TMP12]]
; DEFAULT-NEXT: br i1 [[TMP13]], label %[[SCALAR_PH]], label %[[VECTOR_PH:.*]]
; DEFAULT: [[VECTOR_PH]]:
; DEFAULT-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP0]], 2
; DEFAULT-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP0]], [[N_MOD_VF]]
; DEFAULT-NEXT: [[IND_END:%.*]] = trunc i64 [[N_VEC]] to i32
; DEFAULT-NEXT: br label %[[VECTOR_BODY:.*]]
; DEFAULT: [[VECTOR_BODY]]:
; DEFAULT-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
; DEFAULT-NEXT: [[OFFSET_IDX:%.*]] = trunc i64 [[INDEX]] to i32
; DEFAULT-NEXT: [[TMP14:%.*]] = add i32 [[OFFSET_IDX]], 0
; DEFAULT-NEXT: [[TMP15:%.*]] = add i32 [[OFFSET_IDX]], 1
; DEFAULT-NEXT: [[TMP16:%.*]] = trunc i64 [[INDEX]] to i32
; DEFAULT-NEXT: [[TMP17:%.*]] = add i32 [[TMP16]], 0
; DEFAULT-NEXT: [[TMP18:%.*]] = add i32 [[TMP16]], 1
; DEFAULT-NEXT: [[TMP19:%.*]] = mul i32 [[MUL]], [[TMP17]]
; DEFAULT-NEXT: [[TMP20:%.*]] = mul i32 [[MUL]], [[TMP18]]
; DEFAULT-NEXT: [[TMP21:%.*]] = zext i32 [[TMP19]] to i64
; DEFAULT-NEXT: [[TMP22:%.*]] = zext i32 [[TMP20]] to i64
; DEFAULT-NEXT: [[TMP23:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP21]]
; DEFAULT-NEXT: [[TMP24:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP22]]
; DEFAULT-NEXT: store i32 [[TMP14]], ptr [[TMP23]], align 4
; DEFAULT-NEXT: store i32 [[TMP15]], ptr [[TMP24]], align 4
; DEFAULT-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
; DEFAULT-NEXT: [[TMP25:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; DEFAULT-NEXT: br i1 [[TMP25]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
; DEFAULT: [[MIDDLE_BLOCK]]:
; DEFAULT-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP0]], [[N_VEC]]
; DEFAULT-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]]
; DEFAULT: [[SCALAR_PH]]:
; DEFAULT-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
; DEFAULT-NEXT: [[BC_RESUME_VAL2:%.*]] = phi i32 [ [[IND_END]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
; DEFAULT-NEXT: br label %[[LOOP:.*]]
; DEFAULT: [[LOOP]]:
; DEFAULT-NEXT: [[IV_1:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_1_NEXT:%.*]], %[[LOOP]] ]
; DEFAULT-NEXT: [[IV_2:%.*]] = phi i32 [ [[BC_RESUME_VAL2]], %[[SCALAR_PH]] ], [ [[IV_2_NEXT:%.*]], %[[LOOP]] ]
; DEFAULT-NEXT: [[IV_1_TRUNC:%.*]] = trunc i64 [[IV_1]] to i32
; DEFAULT-NEXT: [[IV_1_MUL:%.*]] = mul i32 [[MUL]], [[IV_1_TRUNC]]
; DEFAULT-NEXT: [[IV_2_NEXT]] = add i32 [[IV_2]], 1
; DEFAULT-NEXT: [[MUL_EXT:%.*]] = zext i32 [[IV_1_MUL]] to i64
; DEFAULT-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[DST]], i64 [[MUL_EXT]]
; DEFAULT-NEXT: store i32 [[IV_2]], ptr [[GEP]], align 4
; DEFAULT-NEXT: [[IV_1_NEXT]] = add i64 [[IV_1]], 1
; DEFAULT-NEXT: [[EXITCOND_3_NOT:%.*]] = icmp eq i64 [[IV_1]], [[N]]
; DEFAULT-NEXT: br i1 [[EXITCOND_3_NOT]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP7:![0-9]+]]
; DEFAULT: [[EXIT]]:
; DEFAULT-NEXT: ret void
;
; PRED-LABEL: define void @trunc_ivs_and_store(
; PRED-SAME: i32 [[X:%.*]], ptr [[DST:%.*]], i64 [[N:%.*]]) #[[ATTR0]] {
; PRED-NEXT: [[ENTRY:.*]]:
; PRED-NEXT: [[MUL:%.*]] = mul i32 [[X]], [[X]]
; PRED-NEXT: [[TMP0:%.*]] = add i64 [[N]], 1
; PRED-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_SCEVCHECK:.*]]
; PRED: [[VECTOR_SCEVCHECK]]:
; PRED-NEXT: [[TMP1:%.*]] = mul i32 [[X]], [[X]]
; PRED-NEXT: [[TMP2:%.*]] = sub i32 0, [[TMP1]]
; PRED-NEXT: [[TMP3:%.*]] = icmp slt i32 [[MUL]], 0
; PRED-NEXT: [[TMP4:%.*]] = select i1 [[TMP3]], i32 [[TMP2]], i32 [[MUL]]
; PRED-NEXT: [[TMP5:%.*]] = trunc i64 [[N]] to i32
; PRED-NEXT: [[MUL1:%.*]] = call { i32, i1 } @llvm.umul.with.overflow.i32(i32 [[TMP4]], i32 [[TMP5]])
; PRED-NEXT: [[MUL_RESULT:%.*]] = extractvalue { i32, i1 } [[MUL1]], 0
; PRED-NEXT: [[MUL_OVERFLOW:%.*]] = extractvalue { i32, i1 } [[MUL1]], 1
; PRED-NEXT: [[TMP6:%.*]] = sub i32 0, [[MUL_RESULT]]
; PRED-NEXT: [[TMP7:%.*]] = icmp ugt i32 [[TMP6]], 0
; PRED-NEXT: [[TMP8:%.*]] = select i1 [[TMP3]], i1 [[TMP7]], i1 false
; PRED-NEXT: [[TMP9:%.*]] = or i1 [[TMP8]], [[MUL_OVERFLOW]]
; PRED-NEXT: [[TMP10:%.*]] = icmp ugt i64 [[N]], 4294967295
; PRED-NEXT: [[TMP11:%.*]] = icmp ne i32 [[MUL]], 0
; PRED-NEXT: [[TMP12:%.*]] = and i1 [[TMP10]], [[TMP11]]
; PRED-NEXT: [[TMP13:%.*]] = or i1 [[TMP9]], [[TMP12]]
; PRED-NEXT: br i1 [[TMP13]], label %[[SCALAR_PH]], label %[[VECTOR_PH:.*]]
; PRED: [[VECTOR_PH]]:
; PRED-NEXT: [[N_RND_UP:%.*]] = add i64 [[TMP0]], 3
; PRED-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], 4
; PRED-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]]
; PRED-NEXT: [[IND_END:%.*]] = trunc i64 [[N_VEC]] to i32
; PRED-NEXT: [[TMP14:%.*]] = sub i64 [[TMP0]], 4
; PRED-NEXT: [[TMP15:%.*]] = icmp ugt i64 [[TMP0]], 4
; PRED-NEXT: [[TMP16:%.*]] = select i1 [[TMP15]], i64 [[TMP14]], i64 0
; PRED-NEXT: [[ACTIVE_LANE_MASK_ENTRY:%.*]] = call <4 x i1> @llvm.get.active.lane.mask.v4i1.i64(i64 0, i64 [[TMP0]])
; PRED-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i32> poison, i32 [[MUL]], i64 0
; PRED-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i32> [[BROADCAST_SPLATINSERT]], <4 x i32> poison, <4 x i32> zeroinitializer
; PRED-NEXT: br label %[[VECTOR_BODY:.*]]
; PRED: [[VECTOR_BODY]]:
; PRED-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[PRED_STORE_CONTINUE7:.*]] ]
; PRED-NEXT: [[ACTIVE_LANE_MASK:%.*]] = phi <4 x i1> [ [[ACTIVE_LANE_MASK_ENTRY]], %[[VECTOR_PH]] ], [ [[ACTIVE_LANE_MASK_NEXT:%.*]], %[[PRED_STORE_CONTINUE7]] ]
; PRED-NEXT: [[VEC_IND:%.*]] = phi <4 x i32> [ <i32 0, i32 1, i32 2, i32 3>, %[[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], %[[PRED_STORE_CONTINUE7]] ]
; PRED-NEXT: [[OFFSET_IDX:%.*]] = trunc i64 [[INDEX]] to i32
; PRED-NEXT: [[TMP17:%.*]] = mul <4 x i32> [[BROADCAST_SPLAT]], [[VEC_IND]]
; PRED-NEXT: [[TMP18:%.*]] = zext <4 x i32> [[TMP17]] to <4 x i64>
; PRED-NEXT: [[TMP19:%.*]] = extractelement <4 x i1> [[ACTIVE_LANE_MASK]], i32 0
; PRED-NEXT: br i1 [[TMP19]], label %[[PRED_STORE_IF:.*]], label %[[PRED_STORE_CONTINUE:.*]]
; PRED: [[PRED_STORE_IF]]:
; PRED-NEXT: [[TMP20:%.*]] = extractelement <4 x i64> [[TMP18]], i32 0
; PRED-NEXT: [[TMP21:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP20]]
; PRED-NEXT: [[TMP22:%.*]] = add i32 [[OFFSET_IDX]], 0
; PRED-NEXT: store i32 [[TMP22]], ptr [[TMP21]], align 4
; PRED-NEXT: br label %[[PRED_STORE_CONTINUE]]
; PRED: [[PRED_STORE_CONTINUE]]:
; PRED-NEXT: [[TMP23:%.*]] = extractelement <4 x i1> [[ACTIVE_LANE_MASK]], i32 1
; PRED-NEXT: br i1 [[TMP23]], label %[[PRED_STORE_IF2:.*]], label %[[PRED_STORE_CONTINUE3:.*]]
; PRED: [[PRED_STORE_IF2]]:
; PRED-NEXT: [[TMP24:%.*]] = extractelement <4 x i64> [[TMP18]], i32 1
; PRED-NEXT: [[TMP25:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP24]]
; PRED-NEXT: [[TMP26:%.*]] = add i32 [[OFFSET_IDX]], 1
; PRED-NEXT: store i32 [[TMP26]], ptr [[TMP25]], align 4
; PRED-NEXT: br label %[[PRED_STORE_CONTINUE3]]
; PRED: [[PRED_STORE_CONTINUE3]]:
; PRED-NEXT: [[TMP27:%.*]] = extractelement <4 x i1> [[ACTIVE_LANE_MASK]], i32 2
; PRED-NEXT: br i1 [[TMP27]], label %[[PRED_STORE_IF4:.*]], label %[[PRED_STORE_CONTINUE5:.*]]
; PRED: [[PRED_STORE_IF4]]:
; PRED-NEXT: [[TMP28:%.*]] = extractelement <4 x i64> [[TMP18]], i32 2
; PRED-NEXT: [[TMP29:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP28]]
; PRED-NEXT: [[TMP30:%.*]] = add i32 [[OFFSET_IDX]], 2
; PRED-NEXT: store i32 [[TMP30]], ptr [[TMP29]], align 4
; PRED-NEXT: br label %[[PRED_STORE_CONTINUE5]]
; PRED: [[PRED_STORE_CONTINUE5]]:
; PRED-NEXT: [[TMP31:%.*]] = extractelement <4 x i1> [[ACTIVE_LANE_MASK]], i32 3
; PRED-NEXT: br i1 [[TMP31]], label %[[PRED_STORE_IF6:.*]], label %[[PRED_STORE_CONTINUE7]]
; PRED: [[PRED_STORE_IF6]]:
; PRED-NEXT: [[TMP32:%.*]] = extractelement <4 x i64> [[TMP18]], i32 3
; PRED-NEXT: [[TMP33:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP32]]
; PRED-NEXT: [[TMP34:%.*]] = add i32 [[OFFSET_IDX]], 3
; PRED-NEXT: store i32 [[TMP34]], ptr [[TMP33]], align 4
; PRED-NEXT: br label %[[PRED_STORE_CONTINUE7]]
; PRED: [[PRED_STORE_CONTINUE7]]:
; PRED-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 4
; PRED-NEXT: [[ACTIVE_LANE_MASK_NEXT]] = call <4 x i1> @llvm.get.active.lane.mask.v4i1.i64(i64 [[INDEX]], i64 [[TMP16]])
; PRED-NEXT: [[TMP35:%.*]] = xor <4 x i1> [[ACTIVE_LANE_MASK_NEXT]], splat (i1 true)
; PRED-NEXT: [[VEC_IND_NEXT]] = add <4 x i32> [[VEC_IND]], splat (i32 4)
; PRED-NEXT: [[TMP36:%.*]] = extractelement <4 x i1> [[TMP35]], i32 0
; PRED-NEXT: br i1 [[TMP36]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
; PRED: [[MIDDLE_BLOCK]]:
; PRED-NEXT: br i1 true, label %[[EXIT:.*]], label %[[SCALAR_PH]]
; PRED: [[SCALAR_PH]]:
; PRED-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
; PRED-NEXT: [[BC_RESUME_VAL8:%.*]] = phi i32 [ [[IND_END]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
; PRED-NEXT: br label %[[LOOP:.*]]
; PRED: [[LOOP]]:
; PRED-NEXT: [[IV_1:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_1_NEXT:%.*]], %[[LOOP]] ]
; PRED-NEXT: [[IV_2:%.*]] = phi i32 [ [[BC_RESUME_VAL8]], %[[SCALAR_PH]] ], [ [[IV_2_NEXT:%.*]], %[[LOOP]] ]
; PRED-NEXT: [[IV_1_TRUNC:%.*]] = trunc i64 [[IV_1]] to i32
; PRED-NEXT: [[IV_1_MUL:%.*]] = mul i32 [[MUL]], [[IV_1_TRUNC]]
; PRED-NEXT: [[IV_2_NEXT]] = add i32 [[IV_2]], 1
; PRED-NEXT: [[MUL_EXT:%.*]] = zext i32 [[IV_1_MUL]] to i64
; PRED-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[DST]], i64 [[MUL_EXT]]
; PRED-NEXT: store i32 [[IV_2]], ptr [[GEP]], align 4
; PRED-NEXT: [[IV_1_NEXT]] = add i64 [[IV_1]], 1
; PRED-NEXT: [[EXITCOND_3_NOT:%.*]] = icmp eq i64 [[IV_1]], [[N]]
; PRED-NEXT: br i1 [[EXITCOND_3_NOT]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP7:![0-9]+]]
; PRED: [[EXIT]]:
; PRED-NEXT: ret void
;
entry:
%mul = mul i32 %x, %x
br label %loop
loop:
%iv.1 = phi i64 [ 0, %entry ], [ %iv.1.next, %loop ]
%iv.2 = phi i32 [ 0, %entry ], [ %iv.2.next, %loop ]
%iv.1.trunc = trunc i64 %iv.1 to i32
%iv.1.mul = mul i32 %mul, %iv.1.trunc
%iv.2.next = add i32 %iv.2, 1
%mul.ext = zext i32 %iv.1.mul to i64
%gep = getelementptr i32, ptr %dst, i64 %mul.ext
store i32 %iv.2, ptr %gep, align 4
%iv.1.next = add i64 %iv.1, 1
%exitcond.3.not = icmp eq i64 %iv.1, %N
br i1 %exitcond.3.not, label %exit, label %loop
exit:
ret void
}
define void @ivs_trunc_and_ext(i32 %x, ptr %dst, i64 %N) #0 {
; DEFAULT-LABEL: define void @ivs_trunc_and_ext(
; DEFAULT-SAME: i32 [[X:%.*]], ptr [[DST:%.*]], i64 [[N:%.*]]) #[[ATTR0]] {
; DEFAULT-NEXT: [[ENTRY:.*]]:
; DEFAULT-NEXT: [[ADD:%.*]] = add i32 [[X]], 1
; DEFAULT-NEXT: [[TMP0:%.*]] = add i64 [[N]], 1
; DEFAULT-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP0]], 2
; DEFAULT-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_SCEVCHECK:.*]]
; DEFAULT: [[VECTOR_SCEVCHECK]]:
; DEFAULT-NEXT: [[TMP1:%.*]] = sub i32 -1, [[X]]
; DEFAULT-NEXT: [[TMP2:%.*]] = icmp slt i32 [[ADD]], 0
; DEFAULT-NEXT: [[TMP3:%.*]] = select i1 [[TMP2]], i32 [[TMP1]], i32 [[ADD]]
; DEFAULT-NEXT: [[TMP4:%.*]] = trunc i64 [[N]] to i32
; DEFAULT-NEXT: [[MUL:%.*]] = call { i32, i1 } @llvm.umul.with.overflow.i32(i32 [[TMP3]], i32 [[TMP4]])
; DEFAULT-NEXT: [[MUL_RESULT:%.*]] = extractvalue { i32, i1 } [[MUL]], 0
; DEFAULT-NEXT: [[MUL_OVERFLOW:%.*]] = extractvalue { i32, i1 } [[MUL]], 1
; DEFAULT-NEXT: [[TMP5:%.*]] = sub i32 0, [[MUL_RESULT]]
; DEFAULT-NEXT: [[TMP6:%.*]] = icmp ugt i32 [[TMP5]], 0
; DEFAULT-NEXT: [[TMP7:%.*]] = select i1 [[TMP2]], i1 [[TMP6]], i1 false
; DEFAULT-NEXT: [[TMP8:%.*]] = or i1 [[TMP7]], [[MUL_OVERFLOW]]
; DEFAULT-NEXT: [[TMP9:%.*]] = icmp ugt i64 [[N]], 4294967295
; DEFAULT-NEXT: [[TMP10:%.*]] = icmp ne i32 [[ADD]], 0
; DEFAULT-NEXT: [[TMP11:%.*]] = and i1 [[TMP9]], [[TMP10]]
; DEFAULT-NEXT: [[TMP12:%.*]] = or i1 [[TMP8]], [[TMP11]]
; DEFAULT-NEXT: br i1 [[TMP12]], label %[[SCALAR_PH]], label %[[VECTOR_PH:.*]]
; DEFAULT: [[VECTOR_PH]]:
; DEFAULT-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP0]], 2
; DEFAULT-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP0]], [[N_MOD_VF]]
; DEFAULT-NEXT: [[IND_END:%.*]] = trunc i64 [[N_VEC]] to i32
; DEFAULT-NEXT: br label %[[VECTOR_BODY:.*]]
; DEFAULT: [[VECTOR_BODY]]:
; DEFAULT-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
; DEFAULT-NEXT: [[OFFSET_IDX:%.*]] = trunc i64 [[INDEX]] to i32
; DEFAULT-NEXT: [[TMP13:%.*]] = add i32 [[OFFSET_IDX]], 0
; DEFAULT-NEXT: [[TMP14:%.*]] = add i32 [[OFFSET_IDX]], 1
; DEFAULT-NEXT: [[TMP15:%.*]] = trunc i64 [[INDEX]] to i32
; DEFAULT-NEXT: [[TMP16:%.*]] = add i32 [[TMP15]], 0
; DEFAULT-NEXT: [[TMP17:%.*]] = add i32 [[TMP15]], 1
; DEFAULT-NEXT: [[TMP18:%.*]] = mul i32 [[ADD]], [[TMP16]]
; DEFAULT-NEXT: [[TMP19:%.*]] = mul i32 [[ADD]], [[TMP17]]
; DEFAULT-NEXT: [[TMP20:%.*]] = zext i32 [[TMP18]] to i64
; DEFAULT-NEXT: [[TMP21:%.*]] = zext i32 [[TMP19]] to i64
; DEFAULT-NEXT: [[TMP22:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP20]]
; DEFAULT-NEXT: [[TMP23:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP21]]
; DEFAULT-NEXT: store i32 [[TMP13]], ptr [[TMP22]], align 4
; DEFAULT-NEXT: store i32 [[TMP14]], ptr [[TMP23]], align 4
; DEFAULT-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
; DEFAULT-NEXT: [[TMP24:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; DEFAULT-NEXT: br i1 [[TMP24]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
; DEFAULT: [[MIDDLE_BLOCK]]:
; DEFAULT-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP0]], [[N_VEC]]
; DEFAULT-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]]
; DEFAULT: [[SCALAR_PH]]:
; DEFAULT-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
; DEFAULT-NEXT: [[BC_RESUME_VAL1:%.*]] = phi i32 [ [[IND_END]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
; DEFAULT-NEXT: br label %[[LOOP:.*]]
; DEFAULT: [[LOOP]]:
; DEFAULT-NEXT: [[IV_1:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_1_NEXT:%.*]], %[[LOOP]] ]
; DEFAULT-NEXT: [[IV_2:%.*]] = phi i32 [ [[BC_RESUME_VAL1]], %[[SCALAR_PH]] ], [ [[IV_2_NEXT:%.*]], %[[LOOP]] ]
; DEFAULT-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[IV_1]] to i32
; DEFAULT-NEXT: [[IV_MUL:%.*]] = mul i32 [[ADD]], [[IV_TRUNC]]
; DEFAULT-NEXT: [[IV_2_NEXT]] = add i32 [[IV_2]], 1
; DEFAULT-NEXT: [[EXT:%.*]] = zext i32 [[IV_MUL]] to i64
; DEFAULT-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[DST]], i64 [[EXT]]
; DEFAULT-NEXT: store i32 [[IV_2]], ptr [[GEP]], align 4
; DEFAULT-NEXT: [[IV_1_NEXT]] = add i64 [[IV_1]], 1
; DEFAULT-NEXT: [[EC:%.*]] = icmp eq i64 [[IV_1]], [[N]]
; DEFAULT-NEXT: br i1 [[EC]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP9:![0-9]+]]
; DEFAULT: [[EXIT]]:
; DEFAULT-NEXT: ret void
;
; PRED-LABEL: define void @ivs_trunc_and_ext(
; PRED-SAME: i32 [[X:%.*]], ptr [[DST:%.*]], i64 [[N:%.*]]) #[[ATTR0]] {
; PRED-NEXT: [[ENTRY:.*]]:
; PRED-NEXT: [[ADD:%.*]] = add i32 [[X]], 1
; PRED-NEXT: [[TMP0:%.*]] = add i64 [[N]], 1
; PRED-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_SCEVCHECK:.*]]
; PRED: [[VECTOR_SCEVCHECK]]:
; PRED-NEXT: [[TMP1:%.*]] = sub i32 -1, [[X]]
; PRED-NEXT: [[TMP2:%.*]] = icmp slt i32 [[ADD]], 0
; PRED-NEXT: [[TMP3:%.*]] = select i1 [[TMP2]], i32 [[TMP1]], i32 [[ADD]]
; PRED-NEXT: [[TMP4:%.*]] = trunc i64 [[N]] to i32
; PRED-NEXT: [[MUL:%.*]] = call { i32, i1 } @llvm.umul.with.overflow.i32(i32 [[TMP3]], i32 [[TMP4]])
; PRED-NEXT: [[MUL_RESULT:%.*]] = extractvalue { i32, i1 } [[MUL]], 0
; PRED-NEXT: [[MUL_OVERFLOW:%.*]] = extractvalue { i32, i1 } [[MUL]], 1
; PRED-NEXT: [[TMP5:%.*]] = sub i32 0, [[MUL_RESULT]]
; PRED-NEXT: [[TMP6:%.*]] = icmp ugt i32 [[TMP5]], 0
; PRED-NEXT: [[TMP7:%.*]] = select i1 [[TMP2]], i1 [[TMP6]], i1 false
; PRED-NEXT: [[TMP8:%.*]] = or i1 [[TMP7]], [[MUL_OVERFLOW]]
; PRED-NEXT: [[TMP9:%.*]] = icmp ugt i64 [[N]], 4294967295
; PRED-NEXT: [[TMP10:%.*]] = icmp ne i32 [[ADD]], 0
; PRED-NEXT: [[TMP11:%.*]] = and i1 [[TMP9]], [[TMP10]]
; PRED-NEXT: [[TMP12:%.*]] = or i1 [[TMP8]], [[TMP11]]
; PRED-NEXT: br i1 [[TMP12]], label %[[SCALAR_PH]], label %[[VECTOR_PH:.*]]
; PRED: [[VECTOR_PH]]:
; PRED-NEXT: [[N_RND_UP:%.*]] = add i64 [[TMP0]], 3
; PRED-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], 4
; PRED-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]]
; PRED-NEXT: [[IND_END:%.*]] = trunc i64 [[N_VEC]] to i32
; PRED-NEXT: [[TMP13:%.*]] = sub i64 [[TMP0]], 4
; PRED-NEXT: [[TMP14:%.*]] = icmp ugt i64 [[TMP0]], 4
; PRED-NEXT: [[TMP15:%.*]] = select i1 [[TMP14]], i64 [[TMP13]], i64 0
; PRED-NEXT: [[ACTIVE_LANE_MASK_ENTRY:%.*]] = call <4 x i1> @llvm.get.active.lane.mask.v4i1.i64(i64 0, i64 [[TMP0]])
; PRED-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i32> poison, i32 [[ADD]], i64 0
; PRED-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i32> [[BROADCAST_SPLATINSERT]], <4 x i32> poison, <4 x i32> zeroinitializer
; PRED-NEXT: br label %[[VECTOR_BODY:.*]]
; PRED: [[VECTOR_BODY]]:
; PRED-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[PRED_STORE_CONTINUE6:.*]] ]
; PRED-NEXT: [[ACTIVE_LANE_MASK:%.*]] = phi <4 x i1> [ [[ACTIVE_LANE_MASK_ENTRY]], %[[VECTOR_PH]] ], [ [[ACTIVE_LANE_MASK_NEXT:%.*]], %[[PRED_STORE_CONTINUE6]] ]
; PRED-NEXT: [[VEC_IND:%.*]] = phi <4 x i32> [ <i32 0, i32 1, i32 2, i32 3>, %[[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], %[[PRED_STORE_CONTINUE6]] ]
; PRED-NEXT: [[OFFSET_IDX:%.*]] = trunc i64 [[INDEX]] to i32
; PRED-NEXT: [[TMP16:%.*]] = mul <4 x i32> [[BROADCAST_SPLAT]], [[VEC_IND]]
; PRED-NEXT: [[TMP17:%.*]] = zext <4 x i32> [[TMP16]] to <4 x i64>
; PRED-NEXT: [[TMP18:%.*]] = extractelement <4 x i1> [[ACTIVE_LANE_MASK]], i32 0
; PRED-NEXT: br i1 [[TMP18]], label %[[PRED_STORE_IF:.*]], label %[[PRED_STORE_CONTINUE:.*]]
; PRED: [[PRED_STORE_IF]]:
; PRED-NEXT: [[TMP19:%.*]] = extractelement <4 x i64> [[TMP17]], i32 0
; PRED-NEXT: [[TMP20:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP19]]
; PRED-NEXT: [[TMP21:%.*]] = add i32 [[OFFSET_IDX]], 0
; PRED-NEXT: store i32 [[TMP21]], ptr [[TMP20]], align 4
; PRED-NEXT: br label %[[PRED_STORE_CONTINUE]]
; PRED: [[PRED_STORE_CONTINUE]]:
; PRED-NEXT: [[TMP22:%.*]] = extractelement <4 x i1> [[ACTIVE_LANE_MASK]], i32 1
; PRED-NEXT: br i1 [[TMP22]], label %[[PRED_STORE_IF1:.*]], label %[[PRED_STORE_CONTINUE2:.*]]
; PRED: [[PRED_STORE_IF1]]:
; PRED-NEXT: [[TMP23:%.*]] = extractelement <4 x i64> [[TMP17]], i32 1
; PRED-NEXT: [[TMP24:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP23]]
; PRED-NEXT: [[TMP25:%.*]] = add i32 [[OFFSET_IDX]], 1
; PRED-NEXT: store i32 [[TMP25]], ptr [[TMP24]], align 4
; PRED-NEXT: br label %[[PRED_STORE_CONTINUE2]]
; PRED: [[PRED_STORE_CONTINUE2]]:
; PRED-NEXT: [[TMP26:%.*]] = extractelement <4 x i1> [[ACTIVE_LANE_MASK]], i32 2
; PRED-NEXT: br i1 [[TMP26]], label %[[PRED_STORE_IF3:.*]], label %[[PRED_STORE_CONTINUE4:.*]]
; PRED: [[PRED_STORE_IF3]]:
; PRED-NEXT: [[TMP27:%.*]] = extractelement <4 x i64> [[TMP17]], i32 2
; PRED-NEXT: [[TMP28:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP27]]
; PRED-NEXT: [[TMP29:%.*]] = add i32 [[OFFSET_IDX]], 2
; PRED-NEXT: store i32 [[TMP29]], ptr [[TMP28]], align 4
; PRED-NEXT: br label %[[PRED_STORE_CONTINUE4]]
; PRED: [[PRED_STORE_CONTINUE4]]:
; PRED-NEXT: [[TMP30:%.*]] = extractelement <4 x i1> [[ACTIVE_LANE_MASK]], i32 3
; PRED-NEXT: br i1 [[TMP30]], label %[[PRED_STORE_IF5:.*]], label %[[PRED_STORE_CONTINUE6]]
; PRED: [[PRED_STORE_IF5]]:
; PRED-NEXT: [[TMP31:%.*]] = extractelement <4 x i64> [[TMP17]], i32 3
; PRED-NEXT: [[TMP32:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP31]]
; PRED-NEXT: [[TMP33:%.*]] = add i32 [[OFFSET_IDX]], 3
; PRED-NEXT: store i32 [[TMP33]], ptr [[TMP32]], align 4
; PRED-NEXT: br label %[[PRED_STORE_CONTINUE6]]
; PRED: [[PRED_STORE_CONTINUE6]]:
; PRED-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 4
; PRED-NEXT: [[ACTIVE_LANE_MASK_NEXT]] = call <4 x i1> @llvm.get.active.lane.mask.v4i1.i64(i64 [[INDEX]], i64 [[TMP15]])
; PRED-NEXT: [[TMP34:%.*]] = xor <4 x i1> [[ACTIVE_LANE_MASK_NEXT]], splat (i1 true)
; PRED-NEXT: [[VEC_IND_NEXT]] = add <4 x i32> [[VEC_IND]], splat (i32 4)
; PRED-NEXT: [[TMP35:%.*]] = extractelement <4 x i1> [[TMP34]], i32 0
; PRED-NEXT: br i1 [[TMP35]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
; PRED: [[MIDDLE_BLOCK]]:
; PRED-NEXT: br i1 true, label %[[EXIT:.*]], label %[[SCALAR_PH]]
; PRED: [[SCALAR_PH]]:
; PRED-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
; PRED-NEXT: [[BC_RESUME_VAL7:%.*]] = phi i32 [ [[IND_END]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
; PRED-NEXT: br label %[[LOOP:.*]]
; PRED: [[LOOP]]:
; PRED-NEXT: [[IV_1:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_1_NEXT:%.*]], %[[LOOP]] ]
; PRED-NEXT: [[IV_2:%.*]] = phi i32 [ [[BC_RESUME_VAL7]], %[[SCALAR_PH]] ], [ [[IV_2_NEXT:%.*]], %[[LOOP]] ]
; PRED-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[IV_1]] to i32
; PRED-NEXT: [[IV_MUL:%.*]] = mul i32 [[ADD]], [[IV_TRUNC]]
; PRED-NEXT: [[IV_2_NEXT]] = add i32 [[IV_2]], 1
; PRED-NEXT: [[EXT:%.*]] = zext i32 [[IV_MUL]] to i64
; PRED-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[DST]], i64 [[EXT]]
; PRED-NEXT: store i32 [[IV_2]], ptr [[GEP]], align 4
; PRED-NEXT: [[IV_1_NEXT]] = add i64 [[IV_1]], 1
; PRED-NEXT: [[EC:%.*]] = icmp eq i64 [[IV_1]], [[N]]
; PRED-NEXT: br i1 [[EC]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP9:![0-9]+]]
; PRED: [[EXIT]]:
; PRED-NEXT: ret void
;
entry:
%add = add i32 %x, 1
br label %loop
loop:
%iv.1 = phi i64 [ 0, %entry ], [ %iv.1.next, %loop ]
%iv.2 = phi i32 [ 0, %entry ], [ %iv.2.next, %loop ]
%iv.trunc = trunc i64 %iv.1 to i32
%iv.mul = mul i32 %add, %iv.trunc
%iv.2.next = add i32 %iv.2, 1
%ext = zext i32 %iv.mul to i64
%gep = getelementptr i32, ptr %dst, i64 %ext
store i32 %iv.2, ptr %gep, align 4
%iv.1.next = add i64 %iv.1, 1
%ec = icmp eq i64 %iv.1, %N
br i1 %ec, label %exit, label %loop
exit:
ret void
}
define void @exit_cond_zext_iv(ptr %dst, i64 %N) {
; DEFAULT-LABEL: define void @exit_cond_zext_iv(
; DEFAULT-SAME: ptr [[DST:%.*]], i64 [[N:%.*]]) {
; DEFAULT-NEXT: [[ENTRY:.*]]:
; DEFAULT-NEXT: [[UMAX1:%.*]] = call i64 @llvm.umax.i64(i64 [[N]], i64 1)
; DEFAULT-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[UMAX1]], 2
; DEFAULT-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_SCEVCHECK:.*]]
; DEFAULT: [[VECTOR_SCEVCHECK]]:
; DEFAULT-NEXT: [[UMAX:%.*]] = call i64 @llvm.umax.i64(i64 [[N]], i64 1)
; DEFAULT-NEXT: [[TMP0:%.*]] = add i64 [[UMAX]], -1
; DEFAULT-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP0]] to i32
; DEFAULT-NEXT: [[TMP3:%.*]] = add i32 1, [[TMP2]]
; DEFAULT-NEXT: [[TMP4:%.*]] = icmp ult i32 [[TMP3]], 1
; DEFAULT-NEXT: [[TMP5:%.*]] = icmp ugt i64 [[TMP0]], 4294967295
; DEFAULT-NEXT: [[TMP6:%.*]] = or i1 [[TMP4]], [[TMP5]]
; DEFAULT-NEXT: br i1 [[TMP6]], label %[[SCALAR_PH]], label %[[VECTOR_PH:.*]]
; DEFAULT: [[VECTOR_PH]]:
; DEFAULT-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[UMAX1]], 2
; DEFAULT-NEXT: [[N_VEC:%.*]] = sub i64 [[UMAX1]], [[N_MOD_VF]]
; DEFAULT-NEXT: [[IND_END:%.*]] = trunc i64 [[N_VEC]] to i32
; DEFAULT-NEXT: br label %[[VECTOR_BODY:.*]]
; DEFAULT: [[VECTOR_BODY]]:
; DEFAULT-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
; DEFAULT-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 0
; DEFAULT-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 1
; DEFAULT-NEXT: [[TMP9:%.*]] = getelementptr { [100 x i32], i32, i32 }, ptr [[DST]], i64 [[TMP7]], i32 2
; DEFAULT-NEXT: [[TMP10:%.*]] = getelementptr { [100 x i32], i32, i32 }, ptr [[DST]], i64 [[TMP8]], i32 2
; DEFAULT-NEXT: store i32 0, ptr [[TMP9]], align 8
; DEFAULT-NEXT: store i32 0, ptr [[TMP10]], align 8
; DEFAULT-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
; DEFAULT-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; DEFAULT-NEXT: br i1 [[TMP11]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]]
; DEFAULT: [[MIDDLE_BLOCK]]:
; DEFAULT-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[UMAX1]], [[N_VEC]]
; DEFAULT-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]]
; DEFAULT: [[SCALAR_PH]]:
; DEFAULT-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[IND_END]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
; DEFAULT-NEXT: [[BC_RESUME_VAL2:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
; DEFAULT-NEXT: br label %[[LOOP:.*]]
; DEFAULT: [[LOOP]]:
; DEFAULT-NEXT: [[IV_1:%.*]] = phi i32 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_1_NEXT:%.*]], %[[LOOP]] ]
; DEFAULT-NEXT: [[IV_CONV:%.*]] = phi i64 [ [[BC_RESUME_VAL2]], %[[SCALAR_PH]] ], [ [[IV_EXT:%.*]], %[[LOOP]] ]
; DEFAULT-NEXT: [[GEP:%.*]] = getelementptr { [100 x i32], i32, i32 }, ptr [[DST]], i64 [[IV_CONV]], i32 2
; DEFAULT-NEXT: store i32 0, ptr [[GEP]], align 8
; DEFAULT-NEXT: [[IV_1_NEXT]] = add i32 [[IV_1]], 1
; DEFAULT-NEXT: [[IV_EXT]] = zext i32 [[IV_1_NEXT]] to i64
; DEFAULT-NEXT: [[C:%.*]] = icmp ult i64 [[IV_EXT]], [[N]]
; DEFAULT-NEXT: br i1 [[C]], label %[[LOOP]], label %[[EXIT]], !llvm.loop [[LOOP11:![0-9]+]]
; DEFAULT: [[EXIT]]:
; DEFAULT-NEXT: ret void
;
; PRED-LABEL: define void @exit_cond_zext_iv(
; PRED-SAME: ptr [[DST:%.*]], i64 [[N:%.*]]) {
; PRED-NEXT: [[ENTRY:.*]]:
; PRED-NEXT: [[UMAX1:%.*]] = call i64 @llvm.umax.i64(i64 [[N]], i64 1)
; PRED-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_SCEVCHECK:.*]]
; PRED: [[VECTOR_SCEVCHECK]]:
; PRED-NEXT: [[UMAX:%.*]] = call i64 @llvm.umax.i64(i64 [[N]], i64 1)
; PRED-NEXT: [[TMP0:%.*]] = add i64 [[UMAX]], -1
; PRED-NEXT: [[TMP2:%.*]] = trunc i64 [[TMP0]] to i32
; PRED-NEXT: [[TMP3:%.*]] = add i32 1, [[TMP2]]
; PRED-NEXT: [[TMP4:%.*]] = icmp ult i32 [[TMP3]], 1
; PRED-NEXT: [[TMP5:%.*]] = icmp ugt i64 [[TMP0]], 4294967295
; PRED-NEXT: [[TMP6:%.*]] = or i1 [[TMP4]], [[TMP5]]
; PRED-NEXT: br i1 [[TMP6]], label %[[SCALAR_PH]], label %[[VECTOR_PH:.*]]
; PRED: [[VECTOR_PH]]:
; PRED-NEXT: [[N_RND_UP:%.*]] = add i64 [[UMAX1]], 1
; PRED-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], 2
; PRED-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]]
; PRED-NEXT: [[TRIP_COUNT_MINUS_1:%.*]] = sub i64 [[UMAX1]], 1
; PRED-NEXT: [[IND_END:%.*]] = trunc i64 [[N_VEC]] to i32
; PRED-NEXT: [[BROADCAST_SPLATINSERT2:%.*]] = insertelement <2 x i64> poison, i64 [[TRIP_COUNT_MINUS_1]], i64 0
; PRED-NEXT: [[BROADCAST_SPLAT3:%.*]] = shufflevector <2 x i64> [[BROADCAST_SPLATINSERT2]], <2 x i64> poison, <2 x i32> zeroinitializer
; PRED-NEXT: br label %[[VECTOR_BODY:.*]]
; PRED: [[VECTOR_BODY]]:
; PRED-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[PRED_STORE_CONTINUE5:.*]] ]
; PRED-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <2 x i64> poison, i64 [[INDEX]], i64 0
; PRED-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <2 x i64> [[BROADCAST_SPLATINSERT]], <2 x i64> poison, <2 x i32> zeroinitializer
; PRED-NEXT: [[VEC_IV:%.*]] = add <2 x i64> [[BROADCAST_SPLAT]], <i64 0, i64 1>
; PRED-NEXT: [[TMP7:%.*]] = icmp ule <2 x i64> [[VEC_IV]], [[BROADCAST_SPLAT3]]
; PRED-NEXT: [[TMP8:%.*]] = extractelement <2 x i1> [[TMP7]], i32 0
; PRED-NEXT: br i1 [[TMP8]], label %[[PRED_STORE_IF:.*]], label %[[PRED_STORE_CONTINUE:.*]]
; PRED: [[PRED_STORE_IF]]:
; PRED-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 0
; PRED-NEXT: [[TMP10:%.*]] = getelementptr { [100 x i32], i32, i32 }, ptr [[DST]], i64 [[TMP9]], i32 2
; PRED-NEXT: store i32 0, ptr [[TMP10]], align 8
; PRED-NEXT: br label %[[PRED_STORE_CONTINUE]]
; PRED: [[PRED_STORE_CONTINUE]]:
; PRED-NEXT: [[TMP11:%.*]] = extractelement <2 x i1> [[TMP7]], i32 1
; PRED-NEXT: br i1 [[TMP11]], label %[[PRED_STORE_IF4:.*]], label %[[PRED_STORE_CONTINUE5]]
; PRED: [[PRED_STORE_IF4]]:
; PRED-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 1
; PRED-NEXT: [[TMP13:%.*]] = getelementptr { [100 x i32], i32, i32 }, ptr [[DST]], i64 [[TMP12]], i32 2
; PRED-NEXT: store i32 0, ptr [[TMP13]], align 8
; PRED-NEXT: br label %[[PRED_STORE_CONTINUE5]]
; PRED: [[PRED_STORE_CONTINUE5]]:
; PRED-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 2
; PRED-NEXT: [[TMP14:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; PRED-NEXT: br i1 [[TMP14]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]]
; PRED: [[MIDDLE_BLOCK]]:
; PRED-NEXT: br i1 true, label %[[EXIT:.*]], label %[[SCALAR_PH]]
; PRED: [[SCALAR_PH]]:
; PRED-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[IND_END]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
; PRED-NEXT: [[BC_RESUME_VAL6:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
; PRED-NEXT: br label %[[LOOP:.*]]
; PRED: [[LOOP]]:
; PRED-NEXT: [[IV_1:%.*]] = phi i32 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_1_NEXT:%.*]], %[[LOOP]] ]
; PRED-NEXT: [[IV_CONV:%.*]] = phi i64 [ [[BC_RESUME_VAL6]], %[[SCALAR_PH]] ], [ [[IV_EXT:%.*]], %[[LOOP]] ]
; PRED-NEXT: [[GEP:%.*]] = getelementptr { [100 x i32], i32, i32 }, ptr [[DST]], i64 [[IV_CONV]], i32 2
; PRED-NEXT: store i32 0, ptr [[GEP]], align 8
; PRED-NEXT: [[IV_1_NEXT]] = add i32 [[IV_1]], 1
; PRED-NEXT: [[IV_EXT]] = zext i32 [[IV_1_NEXT]] to i64
; PRED-NEXT: [[C:%.*]] = icmp ult i64 [[IV_EXT]], [[N]]
; PRED-NEXT: br i1 [[C]], label %[[LOOP]], label %[[EXIT]], !llvm.loop [[LOOP11:![0-9]+]]
; PRED: [[EXIT]]:
; PRED-NEXT: ret void
;
entry:
br label %loop
loop:
%iv.1 = phi i32 [ 0, %entry ], [ %iv.1.next, %loop ]
%iv.conv = phi i64 [ 0, %entry ], [ %iv.ext, %loop ]
%gep = getelementptr {[100 x i32], i32, i32}, ptr %dst, i64 %iv.conv, i32 2
store i32 0, ptr %gep, align 8
%iv.1.next = add i32 %iv.1, 1
%iv.ext = zext i32 %iv.1.next to i64
%c = icmp ult i64 %iv.ext, %N
br i1 %c, label %loop, label %exit
exit:
ret void
}
attributes #0 = { "target-features"="+sve" }