none/tests/ppc64/isa_3_1_helpers.h

   1 /* isa_3_1_helpers.h */
   2
   3 #include "isa_3_1_register_defines.h"
   4
   5 extern unsigned long a_iters,b_iters,c_iters, m_iters;
   6 extern unsigned long vrai,vrbi,vrci,vrmi;
   7 extern unsigned long a_inc, b_inc, c_inc, m_inc;
   8 extern unsigned long a_start, b_start, c_start, m_start;
   9 extern unsigned long a_limit,b_limit,c_limit;
  10 extern vector unsigned long long vrt, vra, vrb, vrc;
  11 extern vector unsigned long long vrm;
  12 extern vector unsigned long long vec_xs;
  13 extern vector unsigned long long vec_xt;
  14 extern unsigned long long dcmx;
  15
  16 extern unsigned long current_cr;
  17 extern unsigned long current_fpscr;
  18
  19 typedef void (*test_func_t) (void);
  20 struct test_list_t {
  21    test_func_t func;
  22    const char *name;
  23    const char *form;
  24    unsigned long mask; /* holds SP or DP indicators.  */
  25 };
  26 typedef struct test_list_t test_list_t;
  27 extern struct test_list_t current_test;
  28 typedef void (*test_group_t) (const char *name, test_func_t func,
  29                               unsigned int unused, char * cur_form);
  30
  31 /* Misc options for debug. */
  32 /* setup_only indicates to do all of the register initializations,
  33    but skip the instruction test.  */
  34 extern unsigned long setup_only;
  35 extern int verbose;
  36 extern unsigned long prefix_override;
  37 extern unsigned long vrm_override;
  38 extern unsigned long mc_override;
  39 extern unsigned long enable_setjmp;
  40 extern unsigned long dump_tables;
  41 extern void debug_show_form(const char *, char *);
  42 extern void debug_show_current_iteration();
  43 extern void debug_dump_buffer();
  44
  45 extern void identify_form_components(const char *, const char *);
  46 extern void identify_instruction_by_func_name(const char *);
  47 extern void init_pcrelative_write_target();
  48 extern void print_pcrelative_write_target();
  49 extern void dump_vsxargs();
  50 extern void generic_prologue();
  51 extern void build_args_table();
  52 extern void build_vsx_table();
  53 extern void print_register_header();
  54 extern void print_register_footer();
  55 extern void debug_show_iter_ranges();
  56 extern void print_result_buffer();
  57 extern void dump_float_vsx_tables();
  58 extern void build_float_vsx_tables();
  59 extern void initialize_target_registers();
  60 extern void initialize_source_registers();
  61 extern void set_up_iterators();
  62 extern void initialize_buffer(int);
  63
  64 /* This (TEXT_BSS_DELTA) is the relative distance between those
  65    sections as set by the linker options for the R==1 tests. */
  66 #define TEXT_BSS_DELTA 0x20000
  67 #define RELOC_BUFFER_SIZE 0x1000
  68 extern unsigned long long pcrelative_buff_addr(int);
  69 #define PAD_ORI \
  70         __asm__ __volatile__ ("ori 21,21,21"         \
  71         :  /* empty: no outputs from asm to C   */   \
  72         :  /* empty: no inputs  from C   to asm */   \
  73         : "21"  /* clobbers register 21 */);         \
  74         __asm__ __volatile__ ("ori 22,22,22"         \
  75         :  /* empty: no outputs from asm to C   */   \
  76         :  /* empty: no inputs  from C   to asm */   \
  77         : "22"  /* clobbers register 22 */);         \
  78         __asm__ __volatile__ ("ori 23,23,23"         \
  79         :  /* empty: no outputs from asm to C   */   \
  80         :  /* empty: no inputs  from C   to asm */   \
  81         : "23"  /* clobbers register 23 */);         \
  82         __asm__ __volatile__ ("ori 24,24,24"         \
  83         :  /* empty: no outputs from asm to C   */   \
  84         :  /* empty: no inputs  from C   to asm */   \
  85         : "24"  /* clobbers register 24 */);         \
  86         __asm__ __volatile__ ("ori 25,25,25"         \
  87         :  /* empty: no outputs from asm to C   */   \
  88         :  /* empty: no inputs  from C   to asm */   \
  89         : "25"  /* clobbers register 25 */);         \
  90         __asm__ __volatile__ ("ori 26,26,26"         \
  91         :  /* empty: no outputs from asm to C   */   \
  92         :  /* empty: no inputs  from C   to asm */   \
  93         : "26"  /* clobbers register 26 */);         \
  94         __asm__ __volatile__ ("ori 27,27,27"         \
  95         :  /* empty: no outputs from asm to C   */   \
  96         :  /* empty: no inputs  from C   to asm */   \
  97         : "27"  /* clobbers register 27 */);         \
  98         __asm__ __volatile__ ("ori 28,28,28"         \
  99         :  /* empty: no outputs from asm to C   */   \
 100         :  /* empty: no inputs  from C   to asm */   \
 101         : "28"  /* clobbers register 28 */);
 102
 103 extern int verbose;
 104 #define debug_printf(X) if (verbose>0) printf(X);
 105 #define debug_show_labels (verbose>0)
 106 #define debug_show_iters (verbose>1)
 107 #define debug_show_values (verbose>2)
 108 #define debug_show_all_regs (verbose>5)
 109 #define debug_show_tables (verbose>6)
 110 #define debug_show_raw_values (verbose>7)
 111 #define debug_enable_all_iters (verbose>8)
 112
 113
 114 #define CHECK_OVERRIDES {                                                       \
 115  if (vrm_override && vrmi > 0) continue;                                        \
 116  if (prefix_override && strncmp("p", instruction_name, 1) == 0) {               \
 117         if (verbose) printf("Skipping prefix insn test %s\n",instruction_name); \
 118         continue;                                                               \
 119         }                                                                       \
 120 }
 121
 122 /* CR helpers. */
 123
 124 #define ALLCR "cr0","cr1","cr2","cr3","cr4","cr5","cr6","cr7"
 125
 126 #define SET_CR(_arg) \
 127       __asm__ __volatile__ ("mtcr  %0" : : "b"(_arg) : ALLCR );
 128
 129 #define SET_CR0_FIELD(_arg) __asm__ __volatile__ ("mtocrf 0x80,%0 " : : "b" (_arg):"cr0");
 130 #define SET_CR1_FIELD(_arg) __asm__ __volatile__ ("mtocrf 0x40,%0 " : : "b" (_arg):"cr1");
 131 #define SET_CR2_FIELD(_arg) __asm__ __volatile__ ("mtocrf 0x20,%0 " : : "b" (_arg):"cr2");
 132 #define SET_CR3_FIELD(_arg) __asm__ __volatile__ ("mtocrf 0x10,%0 " : : "b" (_arg):"cr3");
 133 #define SET_CR4_FIELD(_arg) __asm__ __volatile__ ("mtocrf 0x08,%0 " : : "r" (_arg):"cr4");
 134 #define SET_CR5_FIELD(_arg) __asm__ __volatile__ ("mtocrf 0x04,%0 " : : "r" (_arg):"cr5");
 135 #define SET_CR6_FIELD(_arg) __asm__ __volatile__ ("mtocrf 0x02,%0 " : : "r" (_arg):"cr6");
 136 #define SET_CR7_FIELD(_arg) __asm__ __volatile__ ("mtocrf 0x01,%0 " : : "r" (_arg):"cr7");
 137
 138 #define SET_XER(_arg)   __asm__ __volatile__ ("mtxer %0" : : "b"(_arg) : "xer" );
 139 #define GET_CR(_lval)   __asm__ __volatile__ ("mfcr %0"  : "=b"(_lval) )
 140 #define GET_XER(_lval)  __asm__ __volatile__ ("mfxer %0" : "=b"(_lval) )
 141 #define SET_CR_ZERO     SET_CR(0)
 142
 143 /* ************** */
 144 /* FPSCR helpers. */
 145 #define SET_FPSCR_ZERO                                        \
 146    do {                                                       \
 147       double _d = 0.0;                                        \
 148       __asm__ __volatile__ ("mtfsf 0xFF, %0" : : "f"(_d) );   \
 149    } while (0);
 150
 151 #define GET_FPSCR(_arg) \
 152   __asm__ __volatile__ ("mffs %0"  : "=f"(_arg) );
 153
 154