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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc1/] [gcc/] [testsuite/] [gcc.target/] [powerpc/] [ppc32-abi-dfp-1.c] - Blame information for rev 338

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Line No. Rev Author Line
1 322 jeremybenn 
/* { dg-do run { target { powerpc_fprs && { ilp32 && dfprt } } } } */
2 
/* { dg-options "-std=gnu99 -O2 -fno-strict-aliasing" } */
3 
 
4 
/* Testcase to check for ABI compliance of parameter passing
5 
   for the PowerPC ELF ABI for decimal float values.  */
6 
 
7 
extern void abort (void);
8 
int failcnt = 0;
9 
 
10 
/* Support compiling the test to report individual failures; default is
11 
   to abort as soon as a check fails.  */
12 
#ifdef DBG
13 
#include <stdio.h>
14 
#define FAILURE { printf ("failed at line %d\n", __LINE__); failcnt++; }
15 
#else
16 
#define FAILURE abort ();
17 
#endif
18 
 
19 
typedef struct
20 
{
21 
  int pad;
22 
  _Decimal32 d;
23 
} d32parm_t;
24 
 
25 
typedef struct
26 
{
27 
  unsigned int gprs[8];
28 
  double fprs[8];
29 
} reg_parms_t;
30 
 
31 
reg_parms_t gparms;
32 
 
33 
 
34 
/* Testcase could break on future gcc's, if parameter regs
35 
   are changed before this asm.  */
36 
 
37 
#define save_parms(lparms)                              \
38 
    asm volatile ("lis 11,gparms@ha\n\t"                \
39 
                  "la 11,gparms@l(11)\n\t"              \
40 
                  "st 3,0(11)\n\t"                      \
41 
                  "st 4,4(11)\n\t"                      \
42 
                  "st 5,8(11)\n\t"                      \
43 
                  "st 6,12(11)\n\t"                     \
44 
                  "st 7,16(11)\n\t"                     \
45 
                  "st 8,20(11)\n\t"                     \
46 
                  "st 9,24(11)\n\t"                     \
47 
                  "st 10,28(11)\n\t"                    \
48 
                  "stfd 1,32(11)\n\t"                   \
49 
                  "stfd 2,40(11)\n\t"                   \
50 
                  "stfd 3,48(11)\n\t"                   \
51 
                  "stfd 4,56(11)\n\t"                   \
52 
                  "stfd 5,64(11)\n\t"                   \
53 
                  "stfd 6,72(11)\n\t"                   \
54 
                  "stfd 7,80(11)\n\t"                   \
55 
                  "stfd 8,88(11)\n\t":::"11", "memory");  \
56 
                  lparms = gparms;
57 
 
58 
typedef struct sf
59 
{
60 
  struct sf *backchain;
61 
  int a1;
62 
  unsigned int slot[200];
63 
} stack_frame_t;
64 
 
65 
/* Fill up floating point registers with double arguments, forcing
66 
   decimal float arguments into the parameter save area.  */
67 
void __attribute__ ((noinline))
68 
func0 (double a1, double a2, double a3, double a4, double a5,
69 
       double a6, double a7, double a8, _Decimal64 a9, _Decimal128 a10)
70 
{
71 
  reg_parms_t lparms;
72 
  stack_frame_t *sp;
73 
 
74 
  save_parms (lparms);
75 
  sp = __builtin_frame_address (0);
76 
  sp = sp->backchain;
77 
 
78 
  if (a1 != lparms.fprs[0]) FAILURE
79 
  if (a2 != lparms.fprs[1]) FAILURE
80 
  if (a3 != lparms.fprs[2]) FAILURE
81 
  if (a4 != lparms.fprs[3]) FAILURE
82 
  if (a5 != lparms.fprs[4]) FAILURE
83 
  if (a6 != lparms.fprs[5]) FAILURE
84 
  if (a7 != lparms.fprs[6]) FAILURE
85 
  if (a8 != lparms.fprs[7]) FAILURE
86 
  if (a9 != *(_Decimal64 *)&sp->slot[0]) FAILURE
87 
  if (a10 != *(_Decimal128 *)&sp->slot[2]) FAILURE
88 
}
89 
 
90 
/* Alternate 64-bit and 128-bit decimal float arguments, checking that
91 
   _Decimal128 is always passed in even/odd register pairs.  */
92 
void __attribute__ ((noinline))
93 
func1 (_Decimal64 a1, _Decimal128 a2, _Decimal64 a3, _Decimal128 a4,
94 
       _Decimal64 a5, _Decimal128 a6, _Decimal64 a7, _Decimal128 a8)
95 
{
96 
  reg_parms_t lparms;
97 
  stack_frame_t *sp;
98 
 
99 
  save_parms (lparms);
100 
  sp = __builtin_frame_address (0);
101 
  sp = sp->backchain;
102 
 
103 
  if (a1 != *(_Decimal64 *)&lparms.fprs[0]) FAILURE      /* f1 */
104 
  if (a2 != *(_Decimal128 *)&lparms.fprs[1]) FAILURE    /* f2 & f3 */
105 
  if (a3 != *(_Decimal64 *)&lparms.fprs[3]) FAILURE     /* f4 */
106 
  if (a4 != *(_Decimal128 *)&lparms.fprs[5]) FAILURE    /* f6 & f7 */
107 
  if (a5 != *(_Decimal64 *)&lparms.fprs[7]) FAILURE     /* f8 */
108 
  if (a6 != *(_Decimal128 *)&sp->slot[0]) FAILURE
109 
  if (a7 != *(_Decimal64 *)&sp->slot[4]) FAILURE
110 
  if (a8 != *(_Decimal128 *)&sp->slot[6]) FAILURE
111 
}
112 
 
113 
void __attribute__ ((noinline))
114 
func2 (_Decimal128 a1, _Decimal64 a2, _Decimal128 a3, _Decimal64 a4,
115 
       _Decimal128 a5, _Decimal64 a6, _Decimal128 a7, _Decimal64 a8)
116 
{
117 
  reg_parms_t lparms;
118 
  stack_frame_t *sp;
119 
 
120 
  save_parms (lparms);
121 
  sp = __builtin_frame_address (0);
122 
  sp = sp->backchain;
123 
 
124 
  if (a1 != *(_Decimal128 *)&lparms.fprs[1]) FAILURE    /* f2 & f3 */
125 
  if (a2 != *(_Decimal64 *)&lparms.fprs[3]) FAILURE     /* f4 */
126 
  if (a3 != *(_Decimal128 *)&lparms.fprs[5]) FAILURE    /* f6 & f7 */
127 
  if (a4 != *(_Decimal64 *)&lparms.fprs[7]) FAILURE     /* f8 */
128 
  if (a5 != *(_Decimal128 *)&sp->slot[0]) FAILURE
129 
  if (a6 != *(_Decimal64 *)&sp->slot[4]) FAILURE
130 
  if (a7 != *(_Decimal128 *)&sp->slot[6]) FAILURE
131 
  if (a8 != *(_Decimal64 *)&sp->slot[10]) FAILURE
132 
}
133 
 
134 
void __attribute__ ((noinline))
135 
func3 (_Decimal64 a1, _Decimal128 a2, _Decimal64 a3, _Decimal128 a4,
136 
       _Decimal64 a5)
137 
{
138 
  reg_parms_t lparms;
139 
  stack_frame_t *sp;
140 
 
141 
  save_parms (lparms);
142 
  sp = __builtin_frame_address (0);
143 
  sp = sp->backchain;
144 
 
145 
  if (a1 != *(_Decimal64 *)&lparms.fprs[0]) FAILURE      /* f1 */
146 
  if (a2 != *(_Decimal128 *)&lparms.fprs[1]) FAILURE    /* f2 & f3 */
147 
  if (a3 != *(_Decimal64 *)&lparms.fprs[3]) FAILURE     /* f4 */
148 
  if (a4 != *(_Decimal128 *)&lparms.fprs[5]) FAILURE    /* f6 & f7 */
149 
  if (a5 != *(_Decimal128 *)&sp->slot[0]) FAILURE
150 
}
151 
 
152 
void __attribute__ ((noinline))
153 
func4 (_Decimal32 a1, _Decimal32 a2, _Decimal32 a3, _Decimal32 a4,
154 
       _Decimal32 a5, _Decimal32 a6, _Decimal32 a7, _Decimal32 a8,
155 
       _Decimal32 a9, _Decimal32 a10, _Decimal32 a11, _Decimal32 a12,
156 
       _Decimal32 a13, _Decimal32 a14, _Decimal32 a15, _Decimal32 a16)
157 
{
158 
  reg_parms_t lparms;
159 
  stack_frame_t *sp;
160 
 
161 
  save_parms (lparms);
162 
  sp = __builtin_frame_address (0);
163 
  sp = sp->backchain;
164 
 
165 
  /* _Decimal32 is passed in the lower half of an FPR, or in parameter slot.  */
166 
  if (a1 != ((d32parm_t *)&lparms.fprs[0])->d) FAILURE           /* f1  */
167 
  if (a2 != ((d32parm_t *)&lparms.fprs[1])->d) FAILURE          /* f2  */
168 
  if (a3 != ((d32parm_t *)&lparms.fprs[2])->d) FAILURE          /* f3  */
169 
  if (a4 != ((d32parm_t *)&lparms.fprs[3])->d) FAILURE          /* f4  */
170 
  if (a5 != ((d32parm_t *)&lparms.fprs[4])->d) FAILURE          /* f5  */
171 
  if (a6 != ((d32parm_t *)&lparms.fprs[5])->d) FAILURE          /* f6  */
172 
  if (a7 != ((d32parm_t *)&lparms.fprs[6])->d) FAILURE          /* f7  */
173 
  if (a8 != ((d32parm_t *)&lparms.fprs[7])->d) FAILURE          /* f8  */
174 
  if (a9 != *(_Decimal32 *)&sp->slot[0]) FAILURE
175 
  if (a10 != *(_Decimal32 *)&sp->slot[1]) FAILURE
176 
  if (a11 != *(_Decimal32 *)&sp->slot[2]) FAILURE
177 
  if (a12 != *(_Decimal32 *)&sp->slot[3]) FAILURE
178 
  if (a13 != *(_Decimal32 *)&sp->slot[4]) FAILURE
179 
  if (a14 != *(_Decimal32 *)&sp->slot[5]) FAILURE
180 
  if (a15 != *(_Decimal32 *)&sp->slot[6]) FAILURE
181 
  if (a16 != *(_Decimal32 *)&sp->slot[7]) FAILURE
182 
}
183 
 
184 
void __attribute__ ((noinline))
185 
func5 (_Decimal32 a1, _Decimal64 a2, _Decimal128 a3,
186 
       _Decimal32 a4, _Decimal64 a5, _Decimal128 a6,
187 
       _Decimal32 a7, _Decimal64 a8, _Decimal128 a9,
188 
       _Decimal32 a10, _Decimal64 a11, _Decimal128 a12)
189 
{
190 
  reg_parms_t lparms;
191 
  stack_frame_t *sp;
192 
 
193 
  save_parms (lparms);
194 
  sp = __builtin_frame_address (0);
195 
  sp = sp->backchain;
196 
 
197 
  if (a1 != ((d32parm_t *)&lparms.fprs[0])->d) FAILURE           /* f1      */
198 
  if (a2 != *(_Decimal64 *)&lparms.fprs[1]) FAILURE             /* f2      */
199 
  if (a3 != *(_Decimal128 *)&lparms.fprs[3]) FAILURE            /* f4 & f5 */
200 
  if (a4 != ((d32parm_t *)&lparms.fprs[5])->d) FAILURE          /* f6      */
201 
  if (a5 != *(_Decimal64 *)&lparms.fprs[6]) FAILURE             /* f7      */
202 
 
203 
  if (a6 != *(_Decimal128 *)&sp->slot[0]) FAILURE
204 
  if (a7 != *(_Decimal32 *)&sp->slot[4]) FAILURE
205 
  if (a8 != *(_Decimal64 *)&sp->slot[6]) FAILURE
206 
  if (a9 != *(_Decimal128 *)&sp->slot[8]) FAILURE
207 
  if (a10 != *(_Decimal32 *)&sp->slot[12]) FAILURE
208 
  if (a11 != *(_Decimal64 *)&sp->slot[14]) FAILURE
209 
  if (a12 != *(_Decimal128 *)&sp->slot[16]) FAILURE
210 
}
211 
 
212 
int
213 
main ()
214 
{
215 
  func0 (1., 2., 3., 4., 5., 6., 7., 8., 9.dd, 10.dl);
216 
  func1 (1.dd, 2.dl, 3.dd, 4.dl, 5.dd, 6.dl, 7.dd, 8.dl);
217 
  func2 (1.dl, 2.dd, 3.dl, 4.dd, 5.dl, 6.dd, 7.dl, 8.dd);
218 
  func3 (1.dd, 2.dl, 3.dd, 4.dl, 5.dl);
219 
  func4 (501.2df, 502.2df, 503.2df, 504.2df, 505.2df, 506.2df, 507.2df,
220 
         508.2df, 509.2df, 510.2df, 511.2df, 512.2df, 513.2df, 514.2df,
221 
         515.2df, 516.2df);
222 
  func5 (601.2df, 602.2dd, 603.2dl, 604.2df, 605.2dd, 606.2dl,
223 
         607.2df, 608.2dd, 609.2dl, 610.2df, 611.2dd, 612.2dl);
224 
 
225 
  if (failcnt != 0)
226 
    abort ();
227 
 
228 
  return 0;
229 
}

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