Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/pr61743-1.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* { dg-options "-O3 -funroll-loops -fno-tree-vectorize -fdump-tree-cunroll-details -fdump-tree-cunrolli-details -fno-peel-loops" } */ #define N 8 #define M 14 typedef unsigned char e_u8; e_u8 x[256]; #define MAX(a,b) ((a)>=(b)?(a):(b)) #define btype int static inline void bar1(e_u8 a[4][N], e_u8 b[4][N], btype n) { int i, j; for(i = 0; i < 4; i++) for(j = 0; j < n; j++) a[i][j] ^= b[i][j]; } static inline void bar2(e_u8 a[4][N], e_u8 b[256], btype n) { int i, j; for(i = 0; i < 4; i++) for(j = 0; j < n; j++) a[i][j] = b[a[i][j]] ; } int foo1 (e_u8 a[4][N], int b1, int b2, e_u8 b[M+1][4][N]) { btype n; int r, m; switch (b2) { case 128: n = 4; break; case 192: n = 6; break; case 256: n = 8; break; default : return (-2); } switch (MAX(b1,b2)) { case 128: m = 10; break; case 192: m = 12; break; case 256: m = 14; break; default : return (-3); } bar1(a,b[m],n); bar2(a,x,n); return 0; } /* { dg-final { scan-tree-dump-times "loop with 3 iterations completely unrolled" 2 "cunroll" } } */ /* { dg-final { scan-tree-dump-times "loop with 7 iterations completely unrolled" 2 "cunroll" } } */ /* { dg-final { scan-tree-dump-not "completely unrolled" "cunrolli" } } */