mirror of git://gcc.gnu.org/git/gcc.git
119 lines
2.6 KiB
C
119 lines
2.6 KiB
C
/* { dg-do run } */
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/* { dg-options "-O2 -fmodulo-sched -fmodulo-sched-allow-regmoves -fdump-rtl-sms" } */
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typedef __SIZE_TYPE__ size_t;
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extern void *malloc (size_t);
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extern void free (void *);
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extern void abort (void);
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struct regstat_n_sets_and_refs_t
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{
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int sets;
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int refs;
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};
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struct regstat_n_sets_and_refs_t *regstat_n_sets_and_refs;
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struct df_reg_info
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{
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unsigned int n_refs;
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};
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struct df_d
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{
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struct df_reg_info **def_regs;
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struct df_reg_info **use_regs;
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};
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struct df_d *df;
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static inline int
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REG_N_SETS (int regno)
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{
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return regstat_n_sets_and_refs[regno].sets;
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}
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__attribute__ ((noinline))
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int max_reg_num (void)
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{
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return 100;
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}
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__attribute__ ((noinline))
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void regstat_init_n_sets_and_refs (void)
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{
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unsigned int i;
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unsigned int max_regno = max_reg_num ();
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for (i = 0; i < max_regno; i++)
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{
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(regstat_n_sets_and_refs[i].sets = (df->def_regs[(i)]->n_refs));
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(regstat_n_sets_and_refs[i].refs =
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(df->use_regs[(i)]->n_refs) + REG_N_SETS (i));
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}
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}
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int a_sets[100] =
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{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
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21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39,
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40, 41, 42,
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43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61,
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62, 63, 64,
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65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83,
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84, 85, 86,
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87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99
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};
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int a_refs[100] =
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{ 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38,
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40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76,
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78, 80, 82,
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84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 110, 112, 114, 116,
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118, 120,
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122, 124, 126, 128, 130, 132, 134, 136, 138, 140, 142, 144, 146, 148, 150,
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152, 154, 156,
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158, 160, 162, 164, 166, 168, 170, 172, 174, 176, 178, 180, 182, 184, 186,
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188, 190, 192,
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194, 196, 198
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};
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int
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main ()
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{
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struct df_reg_info *b[100], *c[100];
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struct df_d df1;
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size_t s = sizeof (struct df_reg_info);
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struct regstat_n_sets_and_refs_t a[100];
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df = &df1;
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regstat_n_sets_and_refs = a;
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int i;
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for (i = 0; i < 100; i++)
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{
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b[i] = (struct df_reg_info *) malloc (s);
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b[i]->n_refs = i;
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c[i] = (struct df_reg_info *) malloc (s);
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c[i]->n_refs = i;
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}
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df1.def_regs = b;
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df1.use_regs = c;
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regstat_init_n_sets_and_refs ();
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for (i = 0; i < 100; i++)
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if ((a[i].sets != a_sets[i]) || (a[i].refs != a_refs[i]))
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abort ();
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for (i = 0; i < 100; i++)
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{
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free (b[i]);
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free (c[i]);
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}
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return 0;
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}
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/* { dg-final { scan-rtl-dump-times "SMS succeeded" 1 "sms" { target powerpc*-*-* } } } */
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