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|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=loop-vectorize -mtriple=riscv32 -mattr=+v,+d -riscv-v-vector-bits-min=256 -S | FileCheck %s -check-prefixes=RV32
; RUN: opt < %s -passes=loop-vectorize -mtriple=riscv64 -mattr=+v,+d -riscv-v-vector-bits-min=256 -S | FileCheck %s -check-prefixes=RV64
; The source code:
;
;void foo4(ptr A, ptr B, int *trigger) {
;
; for (int i=0; i<10000; i += 16) {
; if (trigger[i] < 100) {
; A[i] = B[i*2] + trigger[i]; << non-consecutive access
; }
; }
;}
define void @foo4(ptr nocapture %A, ptr nocapture readonly %B, ptr nocapture readonly %trigger) local_unnamed_addr #0 {
; RV32-LABEL: @foo4(
; RV32-NEXT: entry:
; RV32-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; RV32-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 2
; RV32-NEXT: [[TMP2:%.*]] = call i64 @llvm.umax.i64(i64 16, i64 [[TMP1]])
; RV32-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 625, [[TMP2]]
; RV32-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]]
; RV32: vector.memcheck:
; RV32-NEXT: [[SCEVGEP:%.*]] = getelementptr i8, ptr [[A:%.*]], i32 79880
; RV32-NEXT: [[SCEVGEP1:%.*]] = getelementptr i8, ptr [[TRIGGER:%.*]], i32 39940
; RV32-NEXT: [[SCEVGEP2:%.*]] = getelementptr i8, ptr [[B:%.*]], i32 159752
; RV32-NEXT: [[BOUND0:%.*]] = icmp ult ptr [[A]], [[SCEVGEP1]]
; RV32-NEXT: [[BOUND1:%.*]] = icmp ult ptr [[TRIGGER]], [[SCEVGEP]]
; RV32-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
; RV32-NEXT: [[BOUND03:%.*]] = icmp ult ptr [[A]], [[SCEVGEP2]]
; RV32-NEXT: [[BOUND14:%.*]] = icmp ult ptr [[B]], [[SCEVGEP]]
; RV32-NEXT: [[FOUND_CONFLICT5:%.*]] = and i1 [[BOUND03]], [[BOUND14]]
; RV32-NEXT: [[CONFLICT_RDX:%.*]] = or i1 [[FOUND_CONFLICT]], [[FOUND_CONFLICT5]]
; RV32-NEXT: br i1 [[CONFLICT_RDX]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]]
; RV32: vector.ph:
; RV32-NEXT: [[TMP3:%.*]] = call i64 @llvm.vscale.i64()
; RV32-NEXT: [[TMP4:%.*]] = mul i64 [[TMP3]], 2
; RV32-NEXT: [[N_MOD_VF:%.*]] = urem i64 625, [[TMP4]]
; RV32-NEXT: [[N_VEC:%.*]] = sub i64 625, [[N_MOD_VF]]
; RV32-NEXT: [[IND_END:%.*]] = mul i64 [[N_VEC]], 16
; RV32-NEXT: [[TMP5:%.*]] = call i64 @llvm.vscale.i64()
; RV32-NEXT: [[TMP6:%.*]] = mul i64 [[TMP5]], 2
; RV32-NEXT: [[TMP7:%.*]] = call <vscale x 2 x i64> @llvm.experimental.stepvector.nxv2i64()
; RV32-NEXT: [[TMP8:%.*]] = add <vscale x 2 x i64> [[TMP7]], zeroinitializer
; RV32-NEXT: [[TMP9:%.*]] = mul <vscale x 2 x i64> [[TMP8]], shufflevector (<vscale x 2 x i64> insertelement (<vscale x 2 x i64> poison, i64 16, i64 0), <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer)
; RV32-NEXT: [[INDUCTION:%.*]] = add <vscale x 2 x i64> zeroinitializer, [[TMP9]]
; RV32-NEXT: [[TMP10:%.*]] = call i64 @llvm.vscale.i64()
; RV32-NEXT: [[TMP11:%.*]] = mul i64 [[TMP10]], 2
; RV32-NEXT: [[TMP12:%.*]] = mul i64 16, [[TMP11]]
; RV32-NEXT: [[DOTSPLATINSERT:%.*]] = insertelement <vscale x 2 x i64> poison, i64 [[TMP12]], i64 0
; RV32-NEXT: [[DOTSPLAT:%.*]] = shufflevector <vscale x 2 x i64> [[DOTSPLATINSERT]], <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
; RV32-NEXT: br label [[VECTOR_BODY:%.*]]
; RV32: vector.body:
; RV32-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; RV32-NEXT: [[VEC_IND:%.*]] = phi <vscale x 2 x i64> [ [[INDUCTION]], [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ]
; RV32-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[TRIGGER]], <vscale x 2 x i64> [[VEC_IND]]
; RV32-NEXT: [[WIDE_MASKED_GATHER:%.*]] = call <vscale x 2 x i32> @llvm.masked.gather.nxv2i32.nxv2p0(<vscale x 2 x ptr> [[TMP13]], i32 4, <vscale x 2 x i1> shufflevector (<vscale x 2 x i1> insertelement (<vscale x 2 x i1> poison, i1 true, i64 0), <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer), <vscale x 2 x i32> poison), !alias.scope [[META0:![0-9]+]]
; RV32-NEXT: [[TMP14:%.*]] = icmp slt <vscale x 2 x i32> [[WIDE_MASKED_GATHER]], shufflevector (<vscale x 2 x i32> insertelement (<vscale x 2 x i32> poison, i32 100, i64 0), <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer)
; RV32-NEXT: [[TMP15:%.*]] = shl nuw nsw <vscale x 2 x i64> [[VEC_IND]], shufflevector (<vscale x 2 x i64> insertelement (<vscale x 2 x i64> poison, i64 1, i64 0), <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer)
; RV32-NEXT: [[TMP16:%.*]] = getelementptr inbounds double, ptr [[B]], <vscale x 2 x i64> [[TMP15]]
; RV32-NEXT: [[WIDE_MASKED_GATHER6:%.*]] = call <vscale x 2 x double> @llvm.masked.gather.nxv2f64.nxv2p0(<vscale x 2 x ptr> [[TMP16]], i32 8, <vscale x 2 x i1> [[TMP14]], <vscale x 2 x double> poison), !alias.scope [[META3:![0-9]+]]
; RV32-NEXT: [[TMP17:%.*]] = sitofp <vscale x 2 x i32> [[WIDE_MASKED_GATHER]] to <vscale x 2 x double>
; RV32-NEXT: [[TMP18:%.*]] = fadd <vscale x 2 x double> [[WIDE_MASKED_GATHER6]], [[TMP17]]
; RV32-NEXT: [[TMP19:%.*]] = getelementptr inbounds double, ptr [[A]], <vscale x 2 x i64> [[VEC_IND]]
; RV32-NEXT: call void @llvm.masked.scatter.nxv2f64.nxv2p0(<vscale x 2 x double> [[TMP18]], <vscale x 2 x ptr> [[TMP19]], i32 8, <vscale x 2 x i1> [[TMP14]]), !alias.scope [[META5:![0-9]+]], !noalias [[META7:![0-9]+]]
; RV32-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP6]]
; RV32-NEXT: [[VEC_IND_NEXT]] = add <vscale x 2 x i64> [[VEC_IND]], [[DOTSPLAT]]
; RV32-NEXT: [[TMP20:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; RV32-NEXT: br i1 [[TMP20]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
; RV32: middle.block:
; RV32-NEXT: [[CMP_N:%.*]] = icmp eq i64 625, [[N_VEC]]
; RV32-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]]
; RV32: scalar.ph:
; RV32-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ]
; RV32-NEXT: br label [[FOR_BODY:%.*]]
; RV32: for.body:
; RV32-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_INC:%.*]] ]
; RV32-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[TRIGGER]], i64 [[INDVARS_IV]]
; RV32-NEXT: [[TMP21:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; RV32-NEXT: [[CMP1:%.*]] = icmp slt i32 [[TMP21]], 100
; RV32-NEXT: br i1 [[CMP1]], label [[IF_THEN:%.*]], label [[FOR_INC]]
; RV32: if.then:
; RV32-NEXT: [[TMP22:%.*]] = shl nuw nsw i64 [[INDVARS_IV]], 1
; RV32-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds double, ptr [[B]], i64 [[TMP22]]
; RV32-NEXT: [[TMP23:%.*]] = load double, ptr [[ARRAYIDX3]], align 8
; RV32-NEXT: [[CONV:%.*]] = sitofp i32 [[TMP21]] to double
; RV32-NEXT: [[ADD:%.*]] = fadd double [[TMP23]], [[CONV]]
; RV32-NEXT: [[ARRAYIDX7:%.*]] = getelementptr inbounds double, ptr [[A]], i64 [[INDVARS_IV]]
; RV32-NEXT: store double [[ADD]], ptr [[ARRAYIDX7]], align 8
; RV32-NEXT: br label [[FOR_INC]]
; RV32: for.inc:
; RV32-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 16
; RV32-NEXT: [[CMP:%.*]] = icmp ult i64 [[INDVARS_IV_NEXT]], 10000
; RV32-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_END]], !llvm.loop [[LOOP11:![0-9]+]]
; RV32: for.end:
; RV32-NEXT: ret void
;
; RV64-LABEL: @foo4(
; RV64-NEXT: entry:
; RV64-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; RV64-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 2
; RV64-NEXT: [[TMP2:%.*]] = call i64 @llvm.umax.i64(i64 16, i64 [[TMP1]])
; RV64-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 625, [[TMP2]]
; RV64-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]]
; RV64: vector.memcheck:
; RV64-NEXT: [[SCEVGEP:%.*]] = getelementptr i8, ptr [[A:%.*]], i64 79880
; RV64-NEXT: [[SCEVGEP1:%.*]] = getelementptr i8, ptr [[TRIGGER:%.*]], i64 39940
; RV64-NEXT: [[SCEVGEP2:%.*]] = getelementptr i8, ptr [[B:%.*]], i64 159752
; RV64-NEXT: [[BOUND0:%.*]] = icmp ult ptr [[A]], [[SCEVGEP1]]
; RV64-NEXT: [[BOUND1:%.*]] = icmp ult ptr [[TRIGGER]], [[SCEVGEP]]
; RV64-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
; RV64-NEXT: [[BOUND03:%.*]] = icmp ult ptr [[A]], [[SCEVGEP2]]
; RV64-NEXT: [[BOUND14:%.*]] = icmp ult ptr [[B]], [[SCEVGEP]]
; RV64-NEXT: [[FOUND_CONFLICT5:%.*]] = and i1 [[BOUND03]], [[BOUND14]]
; RV64-NEXT: [[CONFLICT_RDX:%.*]] = or i1 [[FOUND_CONFLICT]], [[FOUND_CONFLICT5]]
; RV64-NEXT: br i1 [[CONFLICT_RDX]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]]
; RV64: vector.ph:
; RV64-NEXT: [[TMP3:%.*]] = call i64 @llvm.vscale.i64()
; RV64-NEXT: [[TMP4:%.*]] = mul i64 [[TMP3]], 2
; RV64-NEXT: [[N_MOD_VF:%.*]] = urem i64 625, [[TMP4]]
; RV64-NEXT: [[N_VEC:%.*]] = sub i64 625, [[N_MOD_VF]]
; RV64-NEXT: [[IND_END:%.*]] = mul i64 [[N_VEC]], 16
; RV64-NEXT: [[TMP5:%.*]] = call i64 @llvm.vscale.i64()
; RV64-NEXT: [[TMP6:%.*]] = mul i64 [[TMP5]], 2
; RV64-NEXT: [[TMP7:%.*]] = call <vscale x 2 x i64> @llvm.experimental.stepvector.nxv2i64()
; RV64-NEXT: [[TMP8:%.*]] = add <vscale x 2 x i64> [[TMP7]], zeroinitializer
; RV64-NEXT: [[TMP9:%.*]] = mul <vscale x 2 x i64> [[TMP8]], shufflevector (<vscale x 2 x i64> insertelement (<vscale x 2 x i64> poison, i64 16, i64 0), <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer)
; RV64-NEXT: [[INDUCTION:%.*]] = add <vscale x 2 x i64> zeroinitializer, [[TMP9]]
; RV64-NEXT: [[TMP10:%.*]] = call i64 @llvm.vscale.i64()
; RV64-NEXT: [[TMP11:%.*]] = mul i64 [[TMP10]], 2
; RV64-NEXT: [[TMP12:%.*]] = mul i64 16, [[TMP11]]
; RV64-NEXT: [[DOTSPLATINSERT:%.*]] = insertelement <vscale x 2 x i64> poison, i64 [[TMP12]], i64 0
; RV64-NEXT: [[DOTSPLAT:%.*]] = shufflevector <vscale x 2 x i64> [[DOTSPLATINSERT]], <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
; RV64-NEXT: br label [[VECTOR_BODY:%.*]]
; RV64: vector.body:
; RV64-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; RV64-NEXT: [[VEC_IND:%.*]] = phi <vscale x 2 x i64> [ [[INDUCTION]], [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ]
; RV64-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[TRIGGER]], <vscale x 2 x i64> [[VEC_IND]]
; RV64-NEXT: [[WIDE_MASKED_GATHER:%.*]] = call <vscale x 2 x i32> @llvm.masked.gather.nxv2i32.nxv2p0(<vscale x 2 x ptr> [[TMP13]], i32 4, <vscale x 2 x i1> shufflevector (<vscale x 2 x i1> insertelement (<vscale x 2 x i1> poison, i1 true, i64 0), <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer), <vscale x 2 x i32> poison), !alias.scope [[META0:![0-9]+]]
; RV64-NEXT: [[TMP14:%.*]] = icmp slt <vscale x 2 x i32> [[WIDE_MASKED_GATHER]], shufflevector (<vscale x 2 x i32> insertelement (<vscale x 2 x i32> poison, i32 100, i64 0), <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer)
; RV64-NEXT: [[TMP15:%.*]] = shl nuw nsw <vscale x 2 x i64> [[VEC_IND]], shufflevector (<vscale x 2 x i64> insertelement (<vscale x 2 x i64> poison, i64 1, i64 0), <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer)
; RV64-NEXT: [[TMP16:%.*]] = getelementptr inbounds double, ptr [[B]], <vscale x 2 x i64> [[TMP15]]
; RV64-NEXT: [[WIDE_MASKED_GATHER6:%.*]] = call <vscale x 2 x double> @llvm.masked.gather.nxv2f64.nxv2p0(<vscale x 2 x ptr> [[TMP16]], i32 8, <vscale x 2 x i1> [[TMP14]], <vscale x 2 x double> poison), !alias.scope [[META3:![0-9]+]]
; RV64-NEXT: [[TMP17:%.*]] = sitofp <vscale x 2 x i32> [[WIDE_MASKED_GATHER]] to <vscale x 2 x double>
; RV64-NEXT: [[TMP18:%.*]] = fadd <vscale x 2 x double> [[WIDE_MASKED_GATHER6]], [[TMP17]]
; RV64-NEXT: [[TMP19:%.*]] = getelementptr inbounds double, ptr [[A]], <vscale x 2 x i64> [[VEC_IND]]
; RV64-NEXT: call void @llvm.masked.scatter.nxv2f64.nxv2p0(<vscale x 2 x double> [[TMP18]], <vscale x 2 x ptr> [[TMP19]], i32 8, <vscale x 2 x i1> [[TMP14]]), !alias.scope [[META5:![0-9]+]], !noalias [[META7:![0-9]+]]
; RV64-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP6]]
; RV64-NEXT: [[VEC_IND_NEXT]] = add <vscale x 2 x i64> [[VEC_IND]], [[DOTSPLAT]]
; RV64-NEXT: [[TMP20:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; RV64-NEXT: br i1 [[TMP20]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
; RV64: middle.block:
; RV64-NEXT: [[CMP_N:%.*]] = icmp eq i64 625, [[N_VEC]]
; RV64-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]]
; RV64: scalar.ph:
; RV64-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ]
; RV64-NEXT: br label [[FOR_BODY:%.*]]
; RV64: for.body:
; RV64-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_INC:%.*]] ]
; RV64-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[TRIGGER]], i64 [[INDVARS_IV]]
; RV64-NEXT: [[TMP21:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; RV64-NEXT: [[CMP1:%.*]] = icmp slt i32 [[TMP21]], 100
; RV64-NEXT: br i1 [[CMP1]], label [[IF_THEN:%.*]], label [[FOR_INC]]
; RV64: if.then:
; RV64-NEXT: [[TMP22:%.*]] = shl nuw nsw i64 [[INDVARS_IV]], 1
; RV64-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds double, ptr [[B]], i64 [[TMP22]]
; RV64-NEXT: [[TMP23:%.*]] = load double, ptr [[ARRAYIDX3]], align 8
; RV64-NEXT: [[CONV:%.*]] = sitofp i32 [[TMP21]] to double
; RV64-NEXT: [[ADD:%.*]] = fadd double [[TMP23]], [[CONV]]
; RV64-NEXT: [[ARRAYIDX7:%.*]] = getelementptr inbounds double, ptr [[A]], i64 [[INDVARS_IV]]
; RV64-NEXT: store double [[ADD]], ptr [[ARRAYIDX7]], align 8
; RV64-NEXT: br label [[FOR_INC]]
; RV64: for.inc:
; RV64-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 16
; RV64-NEXT: [[CMP:%.*]] = icmp ult i64 [[INDVARS_IV_NEXT]], 10000
; RV64-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_END]], !llvm.loop [[LOOP11:![0-9]+]]
; RV64: for.end:
; RV64-NEXT: ret void
;
entry:
br label %for.body
for.body: ; preds = %entry, %for.inc
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.inc ]
%arrayidx = getelementptr inbounds i32, ptr %trigger, i64 %indvars.iv
%0 = load i32, ptr %arrayidx, align 4
%cmp1 = icmp slt i32 %0, 100
br i1 %cmp1, label %if.then, label %for.inc
if.then: ; preds = %for.body
%1 = shl nuw nsw i64 %indvars.iv, 1
%arrayidx3 = getelementptr inbounds double, ptr %B, i64 %1
%2 = load double, ptr %arrayidx3, align 8
%conv = sitofp i32 %0 to double
%add = fadd double %2, %conv
%arrayidx7 = getelementptr inbounds double, ptr %A, i64 %indvars.iv
store double %add, ptr %arrayidx7, align 8
br label %for.inc
for.inc: ; preds = %for.body, %if.then
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 16
%cmp = icmp ult i64 %indvars.iv.next, 10000
br i1 %cmp, label %for.body, label %for.end
for.end: ; preds = %for.inc
ret void
}
|
