3ed9f603fd
The runtime check threshold should also restrict interleave count. Otherwise, too many runtime checks will be generated for some cases. Reviewed By: fhahn, dmgreen Differential Revision: https://reviews.llvm.org/D122126
88 lines
3.2 KiB
LLVM
88 lines
3.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -mtriple=powerpc64-unknown-linux-gnu -mcpu=a2 -S -loop-vectorize < %s -o - | FileCheck %s
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; The case will do aggressive interleave on PowerPC, resulting in a lot of memory checks.
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; (On the A2, always unroll aggressively. In fact, if aggressive interleaving is enabled,
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; similar issues may occur on other targets).
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; Interleaving should also be restricted by the threshold of memory checks similar to VF.
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; (e.g., runtime-memory-check-threshold, default 8).
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; CHECK-LABEL: @eddy_diff_caleddy_
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; CHECK-NOT: vector.memcheck
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define fastcc void @eddy_diff_caleddy_(i64* %wet_cl, i64 %0, i32 %ncol.cast.val) {
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entry:
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%trip.count = add nuw i32 %ncol.cast.val, 1
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%wide.trip.count = zext i32 %ncol.cast.val to i64
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%1 = shl i64 %0, 1
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%2 = mul i64 %0, 3
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%3 = shl i64 %0, 2
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%4 = mul i64 %0, 5
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%5 = mul i64 %0, 6
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%6 = mul i64 %0, 7
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%7 = shl i64 %0, 3
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%8 = mul i64 %0, 9
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%9 = mul i64 %0, 10
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%10 = mul i64 %0, 11
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%11 = mul i64 %0, 12
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br label %loop.body
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loop.body:
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%indvars.iv774 = phi i64 [ 0, %entry ], [ %indvars.iv.next775, %loop.body ]
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%12 = add nsw i64 %indvars.iv774, -5
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%13 = add i64 %12, %0
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%14 = getelementptr i64, i64* %wet_cl, i64 %13
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%15 = bitcast i64* %14 to double*
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store double 0.000000e+00, double* %15, align 8
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%16 = add i64 %12, %1
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%17 = getelementptr i64, i64* %wet_cl, i64 %16
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%18 = bitcast i64* %17 to double*
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store double 0.000000e+00, double* %18, align 8
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%19 = add i64 %12, %2
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%20 = getelementptr i64, i64* %wet_cl, i64 %19
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%21 = bitcast i64* %20 to double*
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store double 0.000000e+00, double* %21, align 8
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%22 = add i64 %12, %3
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%23 = getelementptr i64, i64* %wet_cl, i64 %22
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%24 = bitcast i64* %23 to double*
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store double 0.000000e+00, double* %24, align 8
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%25 = add i64 %12, %4
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%26 = getelementptr i64, i64* %wet_cl, i64 %25
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%27 = bitcast i64* %26 to double*
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store double 0.000000e+00, double* %27, align 8
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%28 = add i64 %12, %5
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%29 = getelementptr i64, i64* %wet_cl, i64 %28
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%30 = bitcast i64* %29 to double*
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store double 0.000000e+00, double* %30, align 8
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%31 = add i64 %12, %6
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%32 = getelementptr i64, i64* %wet_cl, i64 %31
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%33 = bitcast i64* %32 to double*
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store double 0.000000e+00, double* %33, align 8
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%34 = add i64 %12, %7
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%35 = getelementptr i64, i64* %wet_cl, i64 %34
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%36 = bitcast i64* %35 to double*
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store double 0.000000e+00, double* %36, align 8
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%37 = add i64 %12, %8
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%38 = getelementptr i64, i64* %wet_cl, i64 %37
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%39 = bitcast i64* %38 to double*
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store double 0.000000e+00, double* %39, align 8
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%40 = add i64 %12, %9
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%41 = getelementptr i64, i64* %wet_cl, i64 %40
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%42 = bitcast i64* %41 to double*
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store double 0.000000e+00, double* %42, align 8
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%43 = add i64 %12, %10
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%44 = getelementptr i64, i64* %wet_cl, i64 %43
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%45 = bitcast i64* %44 to double*
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store double 0.000000e+00, double* %45, align 8
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%46 = add i64 %12, %11
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%47 = getelementptr i64, i64* %wet_cl, i64 %46
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%48 = bitcast i64* %47 to double*
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store double 0.000000e+00, double* %48, align 8
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%indvars.iv.next775 = add nuw nsw i64 %indvars.iv774, 1
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%exitcond778.not = icmp eq i64 %indvars.iv.next775, %wide.trip.count
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br i1 %exitcond778.not, label %loop.end, label %loop.body
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loop.end:
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ret void
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}
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