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111
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1 /* { dg-do run } */
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2 /* { dg-options "-O2 -fmodulo-sched -fmodulo-sched-allow-regmoves -fdump-rtl-sms" } */
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3
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4
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5 typedef __SIZE_TYPE__ size_t;
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6 extern void *malloc (size_t);
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7 extern void free (void *);
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8 extern void abort (void);
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9
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10 struct regstat_n_sets_and_refs_t
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11 {
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12 int sets;
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13 int refs;
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14 };
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15
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16 struct regstat_n_sets_and_refs_t *regstat_n_sets_and_refs;
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17
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18 struct df_reg_info
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19 {
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20 unsigned int n_refs;
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21 };
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22
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23 struct df_d
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24 {
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25 struct df_reg_info **def_regs;
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26 struct df_reg_info **use_regs;
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27 };
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28 struct df_d *df;
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29
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30 static inline int
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31 REG_N_SETS (int regno)
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32 {
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33 return regstat_n_sets_and_refs[regno].sets;
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34 }
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35
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36 __attribute__ ((noinline))
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37 int max_reg_num (void)
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38 {
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39 return 100;
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40 }
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41
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42 __attribute__ ((noinline))
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43 void regstat_init_n_sets_and_refs (void)
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44 {
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45 unsigned int i;
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46 unsigned int max_regno = max_reg_num ();
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47
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48 for (i = 0; i < max_regno; i++)
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49 {
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50 (regstat_n_sets_and_refs[i].sets = (df->def_regs[(i)]->n_refs));
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51 (regstat_n_sets_and_refs[i].refs =
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52 (df->use_regs[(i)]->n_refs) + REG_N_SETS (i));
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53 }
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54 }
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55
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56 int a_sets[100] =
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57 { 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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58 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39,
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59 40, 41, 42,
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60 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61,
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61 62, 63, 64,
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62 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83,
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63 84, 85, 86,
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64 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99
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65 };
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66
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67 int a_refs[100] =
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68 { 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38,
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69 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76,
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70 78, 80, 82,
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71 84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 110, 112, 114, 116,
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72 118, 120,
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73 122, 124, 126, 128, 130, 132, 134, 136, 138, 140, 142, 144, 146, 148, 150,
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74 152, 154, 156,
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75 158, 160, 162, 164, 166, 168, 170, 172, 174, 176, 178, 180, 182, 184, 186,
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76 188, 190, 192,
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77 194, 196, 198
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78 };
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79
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80 int
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81 main ()
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82 {
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83 struct df_reg_info *b[100], *c[100];
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84 struct df_d df1;
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85 size_t s = sizeof (struct df_reg_info);
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86 struct regstat_n_sets_and_refs_t a[100];
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87
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88 df = &df1;
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89 regstat_n_sets_and_refs = a;
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90 int i;
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91
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92 for (i = 0; i < 100; i++)
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93 {
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94 b[i] = (struct df_reg_info *) malloc (s);
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95 b[i]->n_refs = i;
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96 c[i] = (struct df_reg_info *) malloc (s);
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97 c[i]->n_refs = i;
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98 }
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99
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100 df1.def_regs = b;
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101 df1.use_regs = c;
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102 regstat_init_n_sets_and_refs ();
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103
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104 for (i = 0; i < 100; i++)
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105 if ((a[i].sets != a_sets[i]) || (a[i].refs != a_refs[i]))
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106 abort ();
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107
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108 for (i = 0; i < 100; i++)
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109 {
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110 free (b[i]);
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111 free (c[i]);
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112 }
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113
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114 return 0;
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115 }
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116
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117 /* { dg-final { scan-rtl-dump-times "SMS succeeded" 1 "sms" { target powerpc*-*-* } } } */
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118
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