none/tests/s390x/condloadstore.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include "opcodes.h"
   4
   5 #define LOAD_REG_MEM(insn, s, ccset, initial, mask)     \
   6 ({                                                      \
   7         register unsigned long target asm("1") = initial;       \
   8         unsigned long source = s;                       \
   9         register unsigned long *addr asm("5") = &source;        \
  10         unsigned int a,b;                               \
  11         switch(ccset) {                                 \
  12         case 0: a = 0; b = 0; break;                    \
  13         case 1: a = 1; b = 0; break;                    \
  14         case 2: a = 0xffffffff; b = 1; break;           \
  15         case 3: a = 0xffffffff; b = 2; break;           \
  16         default: abort();                               \
  17         }                                               \
  18         asm volatile(   "alr %1, %3\n"  /* set cc */    \
  19                         insn(1,mask,5,000,00)           \
  20                         : "+d" (target), "+d" (a)       \
  21                         : "Q" (source), "d" (b), "d"(addr)              \
  22                         : "cc");                        \
  23         printf(#insn " %16.16lX into %16.16lX if mask"  \
  24                 "%d for cc %d: %16.16lX\n",s, initial,  \
  25                  0x##mask, ccset, target);              \
  26 })
  27
  28
  29 #define LOAD_REG_REG(insn, s, ccset, initial, mask)     \
  30 ({                                                      \
  31         register unsigned long target asm("1") = initial;       \
  32         register unsigned long source asm("2")= s;              \
  33         unsigned int a,b;                               \
  34         switch(ccset) {                                 \
  35         case 0: a = 0; b = 0; break;                    \
  36         case 1: a = 1; b = 0; break;                    \
  37         case 2: a = 0xffffffff; b = 1; break;           \
  38         case 3: a = 0xffffffff; b = 2; break;           \
  39         default: abort();                               \
  40         }                                               \
  41         asm volatile(   "alr %1, %3\n"  /* set cc */    \
  42                         insn(mask,1,2)                  \
  43                         : "+d" (target), "+d" (a)       \
  44                         : "d" (source), "d" (b)         \
  45                         : "cc");                        \
  46         printf(#insn " %16.16lX into %16.16lX if mask"  \
  47                 "%d for cc %d: %16.16lX\n",s, initial,  \
  48                  0x##mask, ccset, target);              \
  49 })
  50
  51 #define STORE_REG_REG(insn, s, ccset, initial, mask)    \
  52 ({                                                      \
  53         unsigned long target = initial;                 \
  54         register unsigned long source asm("1") = s;     \
  55         register unsigned long *addr asm("5") = &target;        \
  56         unsigned int a,b;                               \
  57         switch(ccset) {                                 \
  58         case 0: a = 0; b = 0; break;                    \
  59         case 1: a = 1; b = 0; break;                    \
  60         case 2: a = 0xffffffff; b = 1; break;           \
  61         case 3: a = 0xffffffff; b = 2; break;           \
  62         default: abort();                               \
  63         }                                               \
  64         asm volatile(   "alr %1, %3\n"  /* set cc */    \
  65                         insn(1,mask,5,000,00)           \
  66                         : "+Q" (target), "+d" (a)       \
  67                         : "d" (source), "d" (b), "d"(addr)              \
  68                         : "cc");                        \
  69         printf(#insn " %16.16lX into %16.16lX if mask"  \
  70                 "%d for cc %d: %16.16lX\n",s, initial,  \
  71                  0x##mask, ccset, target);              \
  72 })
  73
  74
  75 #define INSNVALCCINIT(insn, value, ccset, INIT, FUNC)   \
  76 ({                                                      \
  77         FUNC(insn, value, ccset, INIT, 0);              \
  78         FUNC(insn, value, ccset, INIT, 1);              \
  79         FUNC(insn, value, ccset, INIT, 2);              \
  80         FUNC(insn, value, ccset, INIT, 3);              \
  81         FUNC(insn, value, ccset, INIT, 4);              \
  82         FUNC(insn, value, ccset, INIT, 5);              \
  83         FUNC(insn, value, ccset, INIT, 6);              \
  84         FUNC(insn, value, ccset, INIT, 7);              \
  85         FUNC(insn, value, ccset, INIT, 8);              \
  86         FUNC(insn, value, ccset, INIT, 9);              \
  87         FUNC(insn, value, ccset, INIT, A);              \
  88         FUNC(insn, value, ccset, INIT, B);              \
  89         FUNC(insn, value, ccset, INIT, C);              \
  90         FUNC(insn, value, ccset, INIT, D);              \
  91         FUNC(insn, value, ccset, INIT, E);              \
  92         FUNC(insn, value, ccset, INIT, F);              \
  93 })
  94
  95
  96
  97
  98 #define INSNVALCC(insn, value, ccset, FUNC)             \
  99 ({                                                      \
 100         INSNVALCCINIT(insn, value, ccset, 0UL, FUNC);   \
 101         INSNVALCCINIT(insn, value, ccset, 0xffffffffffffffffUL, FUNC);  \
 102 })
 103
 104 #define INSNVAL(insn, value, FUNC)                      \
 105 ({                                                      \
 106         INSNVALCC(insn, value, 0, FUNC);                \
 107         INSNVALCC(insn, value, 1, FUNC);                \
 108         INSNVALCC(insn, value, 2, FUNC);                \
 109         INSNVALCC(insn, value, 3, FUNC);                \
 110 })
 111
 112 #define DO_INSN(insn, FUNC)                             \
 113 ({                                                      \
 114         INSNVAL(insn, 0UL, FUNC);                       \
 115         INSNVAL(insn, 0xffffffffUL, FUNC);              \
 116         INSNVAL(insn, 0xffffffffffffffffUL, FUNC);      \
 117         INSNVAL(insn, 0xffffffff00000000UL, FUNC);      \
 118 })
 119
 120 int main()
 121 {
 122         DO_INSN(LOC, LOAD_REG_MEM);
 123         DO_INSN(LOCG, LOAD_REG_MEM);
 124         DO_INSN(LOCR, LOAD_REG_REG);
 125         DO_INSN(LOCGR, LOAD_REG_REG);
 126         DO_INSN(STOC, STORE_REG_REG);
 127         DO_INSN(STOCG, STORE_REG_REG);
 128         return 0;
 129 }