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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=x86_64-- -mcpu=skylake| FileCheck %s --check-prefixes=CHECK,PREFER2563; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=sandybridge| FileCheck %s --check-prefixes=CHECK,LIGHT2564; RUN: llc < %s -mtriple=x86_64-- -mcpu=znver1| FileCheck %s --check-prefixes=CHECK,PREFER2565 6; This tests whether or not we generate vectors large than preferred vector width when7; lowering memmove.8 9; Function Attrs: nounwind uwtable10define weak_odr dso_local void @A(ptr %src, ptr %dst) local_unnamed_addr #0 {11; PREFER256-LABEL: A:12; PREFER256: # %bb.0: # %entry13; PREFER256-NEXT: vmovups (%rdi), %ymm014; PREFER256-NEXT: vmovups %ymm0, (%rsi)15; PREFER256-NEXT: vzeroupper16; PREFER256-NEXT: retq17;18; LIGHT256-LABEL: A:19; LIGHT256: # %bb.0: # %entry20; LIGHT256-NEXT: vmovups (%rdi), %xmm021; LIGHT256-NEXT: vmovups 16(%rdi), %xmm122; LIGHT256-NEXT: vmovups %xmm1, 16(%rsi)23; LIGHT256-NEXT: vmovups %xmm0, (%rsi)24; LIGHT256-NEXT: retq25entry:26 call void @llvm.memmove.p0.p0.i64(ptr align 1 %dst, ptr align 1 %src, i64 32, i1 false)27 ret void28}29 30; Function Attrs: nounwind uwtable31define weak_odr dso_local void @B(ptr %src, ptr %dst) local_unnamed_addr #0 {32; PREFER256-LABEL: B:33; PREFER256: # %bb.0: # %entry34; PREFER256-NEXT: vmovups (%rdi), %ymm035; PREFER256-NEXT: vmovups 32(%rdi), %ymm136; PREFER256-NEXT: vmovups %ymm1, 32(%rsi)37; PREFER256-NEXT: vmovups %ymm0, (%rsi)38; PREFER256-NEXT: vzeroupper39; PREFER256-NEXT: retq40;41; LIGHT256-LABEL: B:42; LIGHT256: # %bb.0: # %entry43; LIGHT256-NEXT: vmovups (%rdi), %xmm044; LIGHT256-NEXT: vmovups 16(%rdi), %xmm145; LIGHT256-NEXT: vmovups 32(%rdi), %xmm246; LIGHT256-NEXT: vmovups 48(%rdi), %xmm347; LIGHT256-NEXT: vmovups %xmm3, 48(%rsi)48; LIGHT256-NEXT: vmovups %xmm2, 32(%rsi)49; LIGHT256-NEXT: vmovups %xmm1, 16(%rsi)50; LIGHT256-NEXT: vmovups %xmm0, (%rsi)51; LIGHT256-NEXT: retq52entry:53 call void @llvm.memmove.p0.p0.i64(ptr align 1 %dst, ptr align 1 %src, i64 64, i1 false)54 ret void55}56 57; Function Attrs: nounwind uwtable58define weak_odr dso_local void @C(ptr %src, ptr %dst) local_unnamed_addr #2 {59; CHECK-LABEL: C:60; CHECK: # %bb.0: # %entry61; CHECK-NEXT: vmovups (%rdi), %ymm062; CHECK-NEXT: vmovups %ymm0, (%rsi)63; CHECK-NEXT: vzeroupper64; CHECK-NEXT: retq65entry:66 call void @llvm.memmove.p0.p0.i64(ptr align 1 %dst, ptr align 1 %src, i64 32, i1 false)67 ret void68}69 70; Function Attrs: nounwind uwtable71define weak_odr dso_local void @D(ptr %src, ptr %dst) local_unnamed_addr #2 {72; CHECK-LABEL: D:73; CHECK: # %bb.0: # %entry74; CHECK-NEXT: vmovups (%rdi), %ymm075; CHECK-NEXT: vmovups 32(%rdi), %ymm176; CHECK-NEXT: vmovups %ymm1, 32(%rsi)77; CHECK-NEXT: vmovups %ymm0, (%rsi)78; CHECK-NEXT: vzeroupper79; CHECK-NEXT: retq80entry:81 call void @llvm.memmove.p0.p0.i64(ptr align 1 %dst, ptr align 1 %src, i64 64, i1 false)82 ret void83}84 85; Function Attrs: argmemonly nounwind86declare void @llvm.memmove.p0.p0.i64(ptr nocapture, ptr nocapture readonly, i64, i1 immarg) #187 88attributes #0 = { nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "frame-pointer"="none" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "prefer-vector-width"="128" "stack-protector-buffer-size"="8" "target-features"="+adx,+aes,+avx,+avx2,+avx512bw,+avx512cd,+avx512dq,+avx512f,+avx512vl,+bmi,+bmi2,+clflushopt,+clwb,+cx16,+cx8,+f16c,+fma,+fsgsbase,+fxsr,+invpcid,+lzcnt,+mmx,+movbe,+pclmul,+pku,+popcnt,+prfchw,+rdrnd,+rdseed,+sahf,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave,+xsavec,+xsaveopt,+xsaves" "use-soft-float"="false" }89attributes #1 = { argmemonly nounwind }90attributes #2 = { nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "frame-pointer"="none" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "prefer-vector-width"="256" "stack-protector-buffer-size"="8" "target-cpu"="skylake-avx512" "target-features"="+adx,+aes,+avx,+avx2,+avx512bw,+avx512cd,+avx512dq,+avx512f,+avx512vl,+bmi,+bmi2,+clflushopt,+clwb,+cx16,+cx8,+f16c,+fma,+fsgsbase,+fxsr,+invpcid,+lzcnt,+mmx,+movbe,+pclmul,+pku,+popcnt,+prfchw,+rdrnd,+rdseed,+sahf,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave,+xsavec,+xsaveopt,+xsaves" "use-soft-float"="false" }91 92!0 = !{i32 1, !"wchar_size", i32 4}93