diff options
Diffstat (limited to 'llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-masked-loadstore.ll')
-rw-r--r-- | llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-masked-loadstore.ll | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-masked-loadstore.ll b/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-masked-loadstore.ll new file mode 100644 index 0000000..203d0c9 --- /dev/null +++ b/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-masked-loadstore.ll @@ -0,0 +1,132 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py +; RUN: opt -passes=loop-vectorize \ +; RUN: -force-tail-folding-style=data-with-evl \ +; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \ +; RUN: -mtriple=riscv64 -mattr=+v -S < %s | FileCheck %s --check-prefix=IF-EVL + +; RUN: opt -passes=loop-vectorize \ +; RUN: -force-tail-folding-style=none \ +; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \ +; RUN: -mtriple=riscv64 -mattr=+v -S < %s | FileCheck %s --check-prefix=NO-VP + +define void @masked_loadstore(ptr noalias %a, ptr noalias %b, i64 %n) { +; IF-EVL-LABEL: @masked_loadstore( +; 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:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4 +; IF-EVL-NEXT: [[TMP8:%.*]] = sub i64 [[TMP7]], 1 +; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP8]] +; 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: [[TMP9:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 4 +; IF-EVL-NEXT: [[BROADCAST_SPLATINSERT1:%.*]] = insertelement <vscale x 4 x i64> poison, i64 [[TRIP_COUNT_MINUS_1]], i64 0 +; IF-EVL-NEXT: [[BROADCAST_SPLAT2:%.*]] = shufflevector <vscale x 4 x i64> [[BROADCAST_SPLATINSERT1]], <vscale x 4 x i64> poison, <vscale x 4 x i32> 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: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[TMP11:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[TMP12:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP11]], i32 4, i1 true) +; IF-EVL-NEXT: [[TMP13:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <vscale x 4 x i64> poison, i64 [[EVL_BASED_IV]], i64 0 +; IF-EVL-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <vscale x 4 x i64> [[BROADCAST_SPLATINSERT]], <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer +; IF-EVL-NEXT: [[TMP14:%.*]] = call <vscale x 4 x i64> @llvm.experimental.stepvector.nxv4i64() +; IF-EVL-NEXT: [[TMP15:%.*]] = add <vscale x 4 x i64> zeroinitializer, [[TMP14]] +; IF-EVL-NEXT: [[VEC_IV:%.*]] = add <vscale x 4 x i64> [[BROADCAST_SPLAT]], [[TMP15]] +; IF-EVL-NEXT: [[TMP16:%.*]] = icmp ule <vscale x 4 x i64> [[VEC_IV]], [[BROADCAST_SPLAT2]] +; IF-EVL-NEXT: [[TMP17:%.*]] = getelementptr inbounds i32, ptr [[B:%.*]], i64 [[TMP13]] +; IF-EVL-NEXT: [[TMP18:%.*]] = getelementptr inbounds i32, ptr [[TMP17]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD:%.*]] = call <vscale x 4 x i32> @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP18]], <vscale x 4 x i1> shufflevector (<vscale x 4 x i1> insertelement (<vscale x 4 x i1> poison, i1 true, i64 0), <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer), i32 [[TMP12]]) +; IF-EVL-NEXT: [[TMP19:%.*]] = icmp ne <vscale x 4 x i32> [[VP_OP_LOAD]], zeroinitializer +; IF-EVL-NEXT: [[TMP20:%.*]] = select <vscale x 4 x i1> [[TMP16]], <vscale x 4 x i1> [[TMP19]], <vscale x 4 x i1> zeroinitializer +; IF-EVL-NEXT: [[TMP21:%.*]] = getelementptr i32, ptr [[A:%.*]], i64 [[TMP13]] +; IF-EVL-NEXT: [[TMP22:%.*]] = getelementptr i32, ptr [[TMP21]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD3:%.*]] = call <vscale x 4 x i32> @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP22]], <vscale x 4 x i1> [[TMP20]], i32 [[TMP12]]) +; IF-EVL-NEXT: [[TMP23:%.*]] = add <vscale x 4 x i32> [[VP_OP_LOAD]], [[VP_OP_LOAD3]] +; IF-EVL-NEXT: call void @llvm.vp.store.nxv4i32.p0(<vscale x 4 x i32> [[TMP23]], ptr align 4 [[TMP22]], <vscale x 4 x i1> [[TMP20]], i32 [[TMP12]]) +; IF-EVL-NEXT: [[TMP24:%.*]] = zext i32 [[TMP12]] to i64 +; IF-EVL-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP24]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP10]] +; IF-EVL-NEXT: [[TMP25:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-NEXT: br i1 [[TMP25]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; IF-EVL: middle.block: +; IF-EVL-NEXT: br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]] +; IF-EVL: scalar.ph: +; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[I_011:%.*]] = phi i64 [ [[INC:%.*]], [[FOR_INC:%.*]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[B]], i64 [[I_011]] +; IF-EVL-NEXT: [[TMP26:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP1:%.*]] = icmp ne i32 [[TMP26]], 0 +; IF-EVL-NEXT: br i1 [[CMP1]], label [[IF_THEN:%.*]], label [[FOR_INC]] +; IF-EVL: if.then: +; IF-EVL-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[I_011]] +; IF-EVL-NEXT: [[TMP27:%.*]] = load i32, ptr [[ARRAYIDX3]], align 4 +; IF-EVL-NEXT: [[ADD:%.*]] = add i32 [[TMP26]], [[TMP27]] +; IF-EVL-NEXT: store i32 [[ADD]], ptr [[ARRAYIDX3]], align 4 +; IF-EVL-NEXT: br label [[FOR_INC]] +; IF-EVL: for.inc: +; IF-EVL-NEXT: [[INC]] = add nuw nsw i64 [[I_011]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INC]], [[N]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[EXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] +; IF-EVL: exit: +; IF-EVL-NEXT: ret void +; +; NO-VP-LABEL: @masked_loadstore( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[I_011:%.*]] = phi i64 [ [[INC:%.*]], [[FOR_INC:%.*]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[B:%.*]], i64 [[I_011]] +; NO-VP-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP1:%.*]] = icmp ne i32 [[TMP0]], 0 +; NO-VP-NEXT: br i1 [[CMP1]], label [[IF_THEN:%.*]], label [[FOR_INC]] +; NO-VP: if.then: +; NO-VP-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[I_011]] +; NO-VP-NEXT: [[TMP1:%.*]] = load i32, ptr [[ARRAYIDX3]], align 4 +; NO-VP-NEXT: [[ADD:%.*]] = add i32 [[TMP0]], [[TMP1]] +; NO-VP-NEXT: store i32 [[ADD]], ptr [[ARRAYIDX3]], align 4 +; NO-VP-NEXT: br label [[FOR_INC]] +; NO-VP: for.inc: +; NO-VP-NEXT: [[INC]] = add nuw nsw i64 [[I_011]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INC]], [[N:%.*]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[EXIT:%.*]], label [[FOR_BODY]] +; NO-VP: exit: +; NO-VP-NEXT: ret void +; +entry: + br label %for.body + +for.body: + %i.011 = phi i64 [ %inc, %for.inc ], [ 0, %entry ] + %arrayidx = getelementptr inbounds i32, ptr %b, i64 %i.011 + %0 = load i32, ptr %arrayidx, align 4 + %cmp1 = icmp ne i32 %0, 0 + br i1 %cmp1, label %if.then, label %for.inc + +if.then: + %arrayidx3 = getelementptr inbounds i32, ptr %a, i64 %i.011 + %1 = load i32, ptr %arrayidx3, align 4 + %add = add i32 %0, %1 + store i32 %add, ptr %arrayidx3, align 4 + br label %for.inc + +for.inc: + %inc = add nuw nsw i64 %i.011, 1 + %exitcond.not = icmp eq i64 %inc, %n + br i1 %exitcond.not, label %exit, label %for.body + +exit: + ret void +} |