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comparison gcc/testsuite/gfortran.dg/pr46519-1.f @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 ! { dg-do compile { target i?86-*-* x86_64-*-* } }
2 ! { dg-options "-O3 -mavx -mvzeroupper -fno-tree-slp-vectorize -mtune=generic -dp" }
3
4 PROGRAM MG3XDEMO
5 INTEGER LM, NM, NV, NR, NIT
6
7
8 PARAMETER( LM=7 )
9 C PARAMETER( NIT=40 )
10 PARAMETER( NM=2+2**LM, NV=NM**3 )
11 PARAMETER( NR = (8*(NM**3+NM**2+5*NM-23+7*LM))/7 )
12 C
13 C
14 C If commented line is used than there is no penalty
15 C COMMON /X/ U, V, R, A, C, IR, MM
16 COMMON /X/ A, C, IR, MM
17 REAL*8 A(0:3),C(0:3)
18
19 INTEGER IT, N
20 INTEGER LMI, MTIME, NTIMES
21 C
22 READ *,LMI
23 READ *,NIT
24 READ *,NTIMES
25 READ *,U0
26
27 READ 9004, A
28 READ 9004, C
29 9004 FORMAT (4D8.0)
30
31 DO I = 0, 3
32 A(I) = A(I)/3.0D0
33 C(I) = C(I)/64.0D0
34 ENDDO
35 C
36 N = 2 + 2**LMI
37
38 WRITE(6,7)N-2,N-2,N-2,NIT
39 6 FORMAT( I4, 2E19.12)
40 7 FORMAT(/,' KERNEL B: SOLVING A POISSON PROBLEM ON A ',I6,' BY ',
41 > I6,' BY ',I6,' GRID,',/,' USING ',I6,' MULTIGRID ITERATIONS.',/)
42 C
43 STOP
44 END
45
46 ! { dg-final { scan-assembler-times "avx_vzeroupper" 1 } }