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annotate gcc/testsuite/gcc.dg/vect/bb-slp-pr69907.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children 1830386684a0
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* { dg-do compile } */
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2 /* { dg-additional-options "-O3" } */
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3 /* { dg-require-effective-target vect_unpack } */
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4
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5 #include "tree-vect.h"
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6
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7 #if VECTOR_BITS > 512
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8 #define N (VECTOR_BITS * 10 / 16)
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9 #else
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10 #define N 320
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11 #endif
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12
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13 void foo(unsigned *p1, unsigned short *p2)
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14 {
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15 int n;
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16 for (n = 0; n < N; n++)
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17 p1[n] = p2[n * 2];
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18 }
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19
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20 /* Disable for SVE because for long or variable-length vectors we don't
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21 get an unrolled epilogue loop. */
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22 /* { dg-final { scan-tree-dump "BB vectorization with gaps at the end of a load is not supported" "slp1" { target { ! aarch64_sve } } } } */