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[/] [or1k/] [trunk/] [gdb-5.3/] [gdb/] [testsuite/] [gdb.base/] [call-rt-st.c] - Rev 1181
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#include <stdio.h> #include <stdlib.h> #include <string.h> /************************************************************************** * TESTS : * function returning large structures, which go on the stack * functions returning varied sized structs which go on in the registers. ***************************************************************************/ /* A large structure (> 64 bits) used to test passing large structures as * parameters */ struct array_rep_info_t { int next_index[10]; int values[10]; int head; }; /***************************************************************************** * Small structures ( <= 64 bits). These are used to test passing small * structures as parameters and test argument size promotion. *****************************************************************************/ /* 64 bits */ struct small_rep_info_t { int value; int head; }; /* 6 bits : really fits in 8 bits and is promoted to 32 bits */ struct bit_flags_t { unsigned alpha :1; unsigned beta :1; unsigned gamma :1; unsigned delta :1; unsigned epsilon :1; unsigned omega :1; }; /* 22 bits : really fits in 40 bits and is promoted to 64 bits */ struct bit_flags_combo_t { unsigned alpha :1; unsigned beta :1; char ch1; unsigned gamma :1; unsigned delta :1; char ch2; unsigned epsilon :1; unsigned omega :1; }; /* 64 bits */ struct one_double_t { double double1; }; /* 64 bits */ struct two_floats_t { float float1; float float2; }; /* 24 bits : promoted to 32 bits */ struct three_char_t { char ch1; char ch2; char ch3; }; /* 40 bits : promoted to 64 bits */ struct five_char_t { char ch1; char ch2; char ch3; char ch4; char ch5; }; /* 40 bits : promoted to 64 bits */ struct int_char_combo_t { int int1; char ch1; }; /***************************************************************** * LOOP_COUNT : * A do nothing function. Used to provide a point at which calls can be made. *****************************************************************/ void loop_count () { int index; for (index=0; index<4; index++); } /***************************************************************** * INIT_BIT_FLAGS : * Initializes a bit_flags_t structure. Can call this function see * the call command behavior when integer arguments do not fit into * registers and must be placed on the stack. * OUT struct bit_flags_t *bit_flags -- structure to be filled * IN unsigned a -- 0 or 1 * IN unsigned b -- 0 or 1 * IN unsigned g -- 0 or 1 * IN unsigned d -- 0 or 1 * IN unsigned e -- 0 or 1 * IN unsigned o -- 0 or 1 *****************************************************************/ #ifdef PROTOTYPES void init_bit_flags ( struct bit_flags_t *bit_flags, unsigned a, unsigned b, unsigned g, unsigned d, unsigned e, unsigned o) #else void init_bit_flags (bit_flags,a,b,g,d,e,o) struct bit_flags_t *bit_flags; unsigned a; unsigned b; unsigned g; unsigned d; unsigned e; unsigned o; #endif { bit_flags->alpha = a; bit_flags->beta = b; bit_flags->gamma = g; bit_flags->delta = d; bit_flags->epsilon = e; bit_flags->omega = o; } /***************************************************************** * INIT_BIT_FLAGS_COMBO : * Initializes a bit_flags_combo_t structure. Can call this function * to see the call command behavior when integer and character arguments * do not fit into registers and must be placed on the stack. * OUT struct bit_flags_combo_t *bit_flags_combo -- structure to fill * IN unsigned a -- 0 or 1 * IN unsigned b -- 0 or 1 * IN char ch1 * IN unsigned g -- 0 or 1 * IN unsigned d -- 0 or 1 * IN char ch2 * IN unsigned e -- 0 or 1 * IN unsigned o -- 0 or 1 *****************************************************************/ #ifdef PROTOTYPES void init_bit_flags_combo ( struct bit_flags_combo_t *bit_flags_combo, unsigned a, unsigned b, char ch1, unsigned g, unsigned d, char ch2, unsigned e, unsigned o) #else void init_bit_flags_combo (bit_flags_combo, a, b, ch1, g, d, ch2, e, o) struct bit_flags_combo_t *bit_flags_combo; unsigned a; unsigned b; char ch1; unsigned g; unsigned d; char ch2; unsigned e; unsigned o; #endif { bit_flags_combo->alpha = a; bit_flags_combo->beta = b; bit_flags_combo->ch1 = ch1; bit_flags_combo->gamma = g; bit_flags_combo->delta = d; bit_flags_combo->ch2 = ch2; bit_flags_combo->epsilon = e; bit_flags_combo->omega = o; } /***************************************************************** * INIT_ONE_DOUBLE : * OUT struct one_double_t *one_double -- structure to fill * IN double init_val *****************************************************************/ #ifdef PROTOTYPES void init_one_double ( struct one_double_t *one_double, double init_val) #else void init_one_double (one_double, init_val) struct one_double_t *one_double; double init_val; #endif { one_double->double1 = init_val; } /***************************************************************** * INIT_TWO_FLOATS : * OUT struct two_floats_t *two_floats -- structure to be filled * IN float init_val1 * IN float init_val2 *****************************************************************/ #ifdef PROTOTYPES void init_two_floats ( struct two_floats_t *two_floats, float init_val1, float init_val2) #else void init_two_floats (two_floats, init_val1, init_val2) struct two_floats_t *two_floats; float init_val1; float init_val2; #endif { two_floats->float1 = init_val1; two_floats->float2 = init_val2; } /***************************************************************** * INIT_THREE_CHARS : * OUT struct three_char_t *three_char -- structure to be filled * IN char init_val1 * IN char init_val2 * IN char init_val3 *****************************************************************/ #ifdef PROTOTYPES void init_three_chars ( struct three_char_t *three_char, char init_val1, char init_val2, char init_val3) #else void init_three_chars ( three_char, init_val1, init_val2, init_val3) struct three_char_t *three_char; char init_val1; char init_val2; char init_val3; #endif { three_char->ch1 = init_val1; three_char->ch2 = init_val2; three_char->ch3 = init_val3; } /***************************************************************** * INIT_FIVE_CHARS : * OUT struct five_char_t *five_char -- structure to be filled * IN char init_val1 * IN char init_val2 * IN char init_val3 * IN char init_val4 * IN char init_val5 *****************************************************************/ #ifdef PROTOTYPES void init_five_chars ( struct five_char_t *five_char, char init_val1, char init_val2, char init_val3, char init_val4, char init_val5) #else void init_five_chars ( five_char, init_val1, init_val2, init_val3, init_val4, init_val5) struct five_char_t *five_char; char init_val1; char init_val2; char init_val3; char init_val4; char init_val5; #endif { five_char->ch1 = init_val1; five_char->ch2 = init_val2; five_char->ch3 = init_val3; five_char->ch4 = init_val4; five_char->ch5 = init_val5; } /***************************************************************** * INIT_INT_CHAR_COMBO : * OUT struct int_char_combo_t *combo -- structure to be filled * IN int init_val1 * IN char init_val2 *****************************************************************/ #ifdef PROTOTYPES void init_int_char_combo ( struct int_char_combo_t *combo, int init_val1, char init_val2) #else void init_int_char_combo ( combo, init_val1, init_val2) struct int_char_combo_t *combo; int init_val1; char init_val2; #endif { combo->int1 = init_val1; combo->ch1 = init_val2; } /***************************************************************** * INIT_STRUCT_REP : * OUT struct small_rep_into_t *small_struct -- structure to be filled * IN int seed *****************************************************************/ #ifdef PROTOTYPES void init_struct_rep( struct small_rep_info_t *small_struct, int seed) #else void init_struct_rep( small_struct, seed) struct small_rep_info_t *small_struct; int seed; #endif { small_struct->value = 2 + (seed*2); small_struct->head = 0; } /***************************************************************** * PRINT_BIT_FLAGS : * IN struct bit_flags_t bit_flags ****************************************************************/ #ifdef PROTOTYPES struct bit_flags_t print_bit_flags (struct bit_flags_t bit_flags) #else struct bit_flags_t print_bit_flags ( bit_flags) struct bit_flags_t bit_flags; #endif { if (bit_flags.alpha) printf("alpha\n"); if (bit_flags.beta) printf("beta\n"); if (bit_flags.gamma) printf("gamma\n"); if (bit_flags.delta) printf("delta\n"); if (bit_flags.epsilon) printf("epsilon\n"); if (bit_flags.omega) printf("omega\n"); return bit_flags; } /***************************************************************** * PRINT_BIT_FLAGS_COMBO : * IN struct bit_flags_combo_t bit_flags_combo ****************************************************************/ #ifdef PROTOTYPES struct bit_flags_combo_t print_bit_flags_combo (struct bit_flags_combo_t bit_flags_combo) #else struct bit_flags_combo_t print_bit_flags_combo ( bit_flags_combo ) struct bit_flags_combo_t bit_flags_combo; #endif { if (bit_flags_combo.alpha) printf("alpha\n"); if (bit_flags_combo.beta) printf("beta\n"); if (bit_flags_combo.gamma) printf("gamma\n"); if (bit_flags_combo.delta) printf("delta\n"); if (bit_flags_combo.epsilon) printf("epsilon\n"); if (bit_flags_combo.omega) printf("omega\n"); printf("ch1: %c\tch2: %c\n", bit_flags_combo.ch1, bit_flags_combo.ch2); return bit_flags_combo; } /***************************************************************** * PRINT_ONE_DOUBLE : * IN struct one_double_t one_double ****************************************************************/ #ifdef PROTOTYPES struct one_double_t print_one_double (struct one_double_t one_double) #else struct one_double_t print_one_double ( one_double ) struct one_double_t one_double; #endif { printf("Contents of one_double_t: \n\n"); printf("%f\n", one_double.double1); return one_double; } /***************************************************************** * PRINT_TWO_FLOATS : * IN struct two_floats_t two_floats ****************************************************************/ #ifdef PROTOTYPES struct two_floats_t print_two_floats (struct two_floats_t two_floats) #else struct two_floats_t print_two_floats ( two_floats ) struct two_floats_t two_floats; #endif { printf("Contents of two_floats_t: \n\n"); printf("%f\t%f\n", two_floats.float1, two_floats.float2); return two_floats; } /***************************************************************** * PRINT_THREE_CHARS : * IN struct three_char_t three_char ****************************************************************/ #ifdef PROTOTYPES struct three_char_t print_three_chars (struct three_char_t three_char) #else struct three_char_t print_three_chars ( three_char ) struct three_char_t three_char; #endif { printf("Contents of three_char_t: \n\n"); printf("%c\t%c\t%c\n", three_char.ch1, three_char.ch2, three_char.ch3); return three_char; } /***************************************************************** * PRINT_FIVE_CHARS : * IN struct five_char_t five_char ****************************************************************/ #ifdef PROTOTYPES struct five_char_t print_five_chars (struct five_char_t five_char) #else struct five_char_t print_five_chars ( five_char ) struct five_char_t five_char; #endif { printf("Contents of five_char_t: \n\n"); printf("%c\t%c\t%c\t%c\t%c\n", five_char.ch1, five_char.ch2, five_char.ch3, five_char.ch4, five_char.ch5); return five_char; } /***************************************************************** * PRINT_INT_CHAR_COMBO : * IN struct int_char_combo_t int_char_combo ****************************************************************/ #ifdef PROTOTYPES struct int_char_combo_t print_int_char_combo (struct int_char_combo_t int_char_combo) #else struct int_char_combo_t print_int_char_combo ( int_char_combo ) struct int_char_combo_t int_char_combo; #endif { printf("Contents of int_char_combo_t: \n\n"); printf("%d\t%c\n", int_char_combo.int1, int_char_combo.ch1); return int_char_combo; } /***************************************************************** * PRINT_STRUCT_REP : ****************************************************************/ #ifdef PROTOTYPES struct small_rep_info_t print_struct_rep(struct small_rep_info_t struct1) #else struct small_rep_info_t print_struct_rep( struct1 ) struct small_rep_info_t struct1; #endif { printf("Contents of struct1: \n\n"); printf("%10d%10d\n", struct1.value, struct1.head); struct1.value =+5; return struct1; } #ifdef PROTOTYPES struct array_rep_info_t print_one_large_struct(struct array_rep_info_t linked_list1) #else struct array_rep_info_t print_one_large_struct( linked_list1 ) struct array_rep_info_t linked_list1; #endif { printf("%10d%10d\n", linked_list1.values[0], linked_list1.next_index[0]); return linked_list1; } /***************************************************************** * INIT_ARRAY_REP : * IN struct array_rep_info_t *linked_list * IN int seed ****************************************************************/ #ifdef PROTOTYPES void init_array_rep(struct array_rep_info_t *linked_list, int seed) #else void init_array_rep( linked_list, seed ) struct array_rep_info_t *linked_list; int seed; #endif { int index; for (index = 0; index < 10; index++) { linked_list->values[index] = (2*index) + (seed*2); linked_list->next_index[index] = index + 1; } linked_list->head = 0; } int main () { /* variables for large structure testing */ int number = 10; struct array_rep_info_t *list1; /* variables for testing a small structures and a very long argument list */ struct small_rep_info_t *struct1; struct bit_flags_t *flags; struct bit_flags_combo_t *flags_combo; struct three_char_t *three_char; struct five_char_t *five_char; struct int_char_combo_t *int_char_combo; struct one_double_t *d1; struct two_floats_t *f3; /* Allocate space for large structures */ list1 = (struct array_rep_info_t *)malloc(sizeof(struct array_rep_info_t)); /* Initialize large structures */ init_array_rep(list1, 2); /* Print large structures */ print_one_large_struct(*list1); /* Allocate space for small structures */ struct1 = (struct small_rep_info_t *)malloc(sizeof(struct small_rep_info_t)); flags = (struct bit_flags_t *)malloc(sizeof(struct bit_flags_t)); flags_combo = (struct bit_flags_combo_t *)malloc(sizeof(struct bit_flags_combo_t)); three_char = (struct three_char_t *)malloc(sizeof(struct three_char_t)); five_char = (struct five_char_t *)malloc(sizeof(struct five_char_t)); int_char_combo = (struct int_char_combo_t *)malloc(sizeof(struct int_char_combo_t)); d1 = (struct one_double_t *)malloc(sizeof(struct one_double_t)); f3 = (struct two_floats_t *)malloc(sizeof(struct two_floats_t)); /* Initialize small structures */ init_one_double ( d1, 1.11111); init_two_floats ( f3, -2.345, 1.0); init_bit_flags(flags, (unsigned)1, (unsigned)0, (unsigned)1, (unsigned)0, (unsigned)1, (unsigned)0 ); init_bit_flags_combo(flags_combo, (unsigned)1, (unsigned)0, 'y', (unsigned)1, (unsigned)0, 'n', (unsigned)1, (unsigned)0 ); init_three_chars(three_char, 'x', 'y', 'z'); init_five_chars(five_char, 'h', 'e', 'l', 'l', 'o'); init_int_char_combo(int_char_combo, 13, '!'); init_struct_rep(struct1, 10); /* Print small structures */ print_one_double(*d1); print_two_floats(*f3); print_bit_flags(*flags); print_bit_flags_combo(*flags_combo); print_three_chars(*three_char); print_five_chars(*five_char); print_int_char_combo(*int_char_combo); print_struct_rep(*struct1); loop_count(); return 0; }
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