1 |
322 |
jeremybenn |
/* { dg-do run { target { powerpc64-*-* && { lp64 && dfprt } } } } */
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/* { dg-options "-std=gnu99 -O2 -fno-strict-aliasing" } */
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4 |
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/* Testcase to check for ABI compliance of parameter passing
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for the PowerPC64 ELF ABI for decimal float values. */
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6 |
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extern void abort (void);
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int failcnt = 0;
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/* Support compiling the test to report individual failures; default is
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to abort as soon as a check fails. */
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#ifdef DBG
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#include <stdio.h>
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#define FAILURE { printf ("failed at line %d\n", __LINE__); failcnt++; }
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#else
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#define FAILURE abort ();
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#endif
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typedef struct
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{
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int pad;
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_Decimal32 d;
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} d32parm_t;
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typedef struct
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{
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unsigned long gprs[8];
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double fprs[13];
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} reg_parms_t;
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reg_parms_t gparms;
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/* Testcase could break on future gcc's, if parameter regs
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are changed before this asm. */
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#ifndef __MACH__
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#define save_parms(lparms) \
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asm volatile ("ld 11,gparms@got(2)\n\t" \
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"std 3,0(11)\n\t" \
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"std 4,8(11)\n\t" \
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"std 5,16(11)\n\t" \
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"std 6,24(11)\n\t" \
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"std 7,32(11)\n\t" \
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"std 8,40(11)\n\t" \
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"std 9,48(11)\n\t" \
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"std 10,56(11)\n\t" \
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"stfd 1,64(11)\n\t" \
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"stfd 2,72(11)\n\t" \
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"stfd 3,80(11)\n\t" \
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"stfd 4,88(11)\n\t" \
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"stfd 5,96(11)\n\t" \
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"stfd 6,104(11)\n\t" \
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"stfd 7,112(11)\n\t" \
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"stfd 8,120(11)\n\t" \
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"stfd 9,128(11)\n\t" \
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"stfd 10,136(11)\n\t" \
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"stfd 11,144(11)\n\t" \
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"stfd 12,152(11)\n\t" \
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"stfd 13,160(11)\n\t":::"11", "memory"); \
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lparms = gparms;
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#else
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#define save_parms(lparms) \
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asm volatile ("ld r11,gparms@got(r2)\n\t" \
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"std r3,0(r11)\n\t" \
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"std r4,8(r11)\n\t" \
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"std r5,16(r11)\n\t" \
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"std r6,24(r11)\n\t" \
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"std r7,32(r11)\n\t" \
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"std r8,40(r11)\n\t" \
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"std r9,48(r11)\n\t" \
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"std r10,56(r11)\n\t" \
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"stfd f1,64(r11)\n\t" \
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"stfd f2,72(r11)\n\t" \
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"stfd f3,80(r11)\n\t" \
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"stfd f4,88(r11)\n\t" \
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"stfd f5,96(r11)\n\t" \
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"stfd f6,104(r11)\n\t" \
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"stfd f7,112(r11)\n\t" \
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"stfd f8,120(r11)\n\t" \
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"stfd f9,128(r11)\n\t" \
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"stfd f10,136(r11)\n\t" \
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"stfd f11,144(r11)\n\t" \
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"stfd f12,152(r11)\n\t" \
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"stfd f13,160(r11)\n\t":::"r11", "memory"); \
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lparms = gparms;
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#endif
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typedef struct sf
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{
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struct sf *backchain;
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long a1;
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long a2;
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long a3;
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long a4;
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long a5;
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unsigned long slot[100];
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} stack_frame_t;
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/* Fill up floating point registers with double arguments, forcing
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decimal float arguments into the parameter save area. */
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void __attribute__ ((noinline))
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func0 (double a1, double a2, double a3, double a4, double a5, double a6,
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double a7, double a8, double a9, double a10, double a11, double a12,
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double a13, double a14,
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_Decimal64 a15, _Decimal128 a16, _Decimal64 a17)
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{
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reg_parms_t lparms;
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stack_frame_t *sp;
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save_parms (lparms);
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sp = __builtin_frame_address (0);
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sp = sp->backchain;
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if (a1 != lparms.fprs[0]) FAILURE
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if (a2 != lparms.fprs[1]) FAILURE
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if (a3 != lparms.fprs[2]) FAILURE
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if (a4 != lparms.fprs[3]) FAILURE
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if (a5 != lparms.fprs[4]) FAILURE
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if (a6 != lparms.fprs[5]) FAILURE
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if (a7 != lparms.fprs[6]) FAILURE
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if (a8 != lparms.fprs[7]) FAILURE
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if (a9 != lparms.fprs[8]) FAILURE
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if (a10 != lparms.fprs[9]) FAILURE
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if (a11 != lparms.fprs[10]) FAILURE
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if (a12 != lparms.fprs[11]) FAILURE
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if (a13 != lparms.fprs[12]) FAILURE
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128 |
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if (a14 != *(double *)&sp->slot[13]) FAILURE
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if (a15 != *(_Decimal64 *)&sp->slot[14]) FAILURE
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if (a16 != *(_Decimal128 *)&sp->slot[15]) FAILURE
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if (a17 != *(_Decimal64 *)&sp->slot[17]) FAILURE
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}
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void __attribute__ ((noinline))
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func1 (double a1, double a2, double a3, double a4, double a5, double a6,
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double a7, double a8, double a9, double a10, double a11, double a12,
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137 |
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double a13, _Decimal128 a14)
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138 |
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{
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139 |
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reg_parms_t lparms;
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140 |
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stack_frame_t *sp;
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141 |
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142 |
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save_parms (lparms);
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sp = __builtin_frame_address (0);
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sp = sp->backchain;
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145 |
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146 |
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if (a1 != lparms.fprs[0]) FAILURE
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147 |
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if (a2 != lparms.fprs[1]) FAILURE
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148 |
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if (a3 != lparms.fprs[2]) FAILURE
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149 |
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if (a4 != lparms.fprs[3]) FAILURE
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150 |
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if (a5 != lparms.fprs[4]) FAILURE
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151 |
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if (a6 != lparms.fprs[5]) FAILURE
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152 |
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if (a7 != lparms.fprs[6]) FAILURE
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153 |
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if (a8 != lparms.fprs[7]) FAILURE
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154 |
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if (a9 != lparms.fprs[8]) FAILURE
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155 |
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if (a10 != lparms.fprs[9]) FAILURE
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156 |
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if (a11 != lparms.fprs[10]) FAILURE
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157 |
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if (a12 != lparms.fprs[11]) FAILURE
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if (a13 != lparms.fprs[12]) FAILURE
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if (a14 != *(_Decimal128 *)&sp->slot[13]) FAILURE
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}
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161 |
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162 |
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void __attribute__ ((noinline))
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163 |
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func2 (double a1, double a2, double a3, double a4, double a5, double a6,
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double a7, double a8, double a9, double a10, double a11, double a12,
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_Decimal128 a13)
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166 |
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{
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167 |
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reg_parms_t lparms;
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168 |
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stack_frame_t *sp;
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169 |
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170 |
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save_parms (lparms);
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171 |
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sp = __builtin_frame_address (0);
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172 |
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sp = sp->backchain;
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173 |
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174 |
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if (a1 != lparms.fprs[0]) FAILURE
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175 |
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if (a2 != lparms.fprs[1]) FAILURE
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176 |
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if (a3 != lparms.fprs[2]) FAILURE
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177 |
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if (a4 != lparms.fprs[3]) FAILURE
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178 |
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if (a5 != lparms.fprs[4]) FAILURE
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179 |
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if (a6 != lparms.fprs[5]) FAILURE
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180 |
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if (a7 != lparms.fprs[6]) FAILURE
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181 |
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if (a8 != lparms.fprs[7]) FAILURE
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182 |
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if (a9 != lparms.fprs[8]) FAILURE
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183 |
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if (a10 != lparms.fprs[9]) FAILURE
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184 |
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if (a11 != lparms.fprs[10]) FAILURE
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185 |
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if (a12 != lparms.fprs[11]) FAILURE
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186 |
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if (a13 != *(_Decimal128 *)&sp->slot[12]) FAILURE
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187 |
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}
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188 |
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189 |
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void __attribute__ ((noinline))
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190 |
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func3 (_Decimal64 a1, _Decimal128 a2, _Decimal64 a3, _Decimal128 a4,
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191 |
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_Decimal64 a5, _Decimal128 a6, _Decimal64 a7, _Decimal128 a8,
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192 |
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_Decimal64 a9, _Decimal128 a10)
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193 |
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{
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194 |
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reg_parms_t lparms;
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195 |
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stack_frame_t *sp;
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196 |
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197 |
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save_parms (lparms);
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198 |
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sp = __builtin_frame_address (0);
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199 |
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sp = sp->backchain;
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200 |
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201 |
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if (a1 != *(_Decimal64 *)&lparms.fprs[0]) FAILURE /* f1 */
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202 |
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if (a2 != *(_Decimal128 *)&lparms.fprs[1]) FAILURE /* f2 & f3 */
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203 |
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if (a3 != *(_Decimal64 *)&lparms.fprs[3]) FAILURE /* f4 */
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204 |
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if (a4 != *(_Decimal128 *)&lparms.fprs[5]) FAILURE /* f6 & f7 */
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205 |
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if (a5 != *(_Decimal64 *)&lparms.fprs[7]) FAILURE /* f8 */
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206 |
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if (a6 != *(_Decimal128 *)&lparms.fprs[9]) FAILURE /* f10 & f11 */
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207 |
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if (a7 != *(_Decimal64 *)&lparms.fprs[11]) FAILURE /* f12 */
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208 |
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if (a8 != *(_Decimal128 *)&sp->slot[10]) FAILURE
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209 |
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if (a9 != *(_Decimal64 *)&sp->slot[12]) FAILURE
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210 |
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if (a10 != *(_Decimal128 *)&sp->slot[13]) FAILURE
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211 |
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}
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212 |
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213 |
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void __attribute__ ((noinline))
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214 |
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func4 (_Decimal128 a1, _Decimal64 a2, _Decimal128 a3, _Decimal64 a4,
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215 |
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_Decimal128 a5, _Decimal64 a6, _Decimal128 a7, _Decimal64 a8)
|
216 |
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{
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217 |
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reg_parms_t lparms;
|
218 |
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stack_frame_t *sp;
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219 |
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220 |
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save_parms (lparms);
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221 |
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sp = __builtin_frame_address (0);
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222 |
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sp = sp->backchain;
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223 |
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224 |
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if (a1 != *(_Decimal128 *)&lparms.fprs[1]) FAILURE /* f2 & f3 */
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225 |
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if (a2 != *(_Decimal64 *)&lparms.fprs[3]) FAILURE /* f4 */
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226 |
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if (a3 != *(_Decimal128 *)&lparms.fprs[5]) FAILURE /* f6 & f7 */
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227 |
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if (a4 != *(_Decimal64 *)&lparms.fprs[7]) FAILURE /* f8 */
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228 |
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if (a5 != *(_Decimal128 *)&lparms.fprs[9]) FAILURE /* f10 & f11 */
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229 |
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if (a6 != *(_Decimal64 *)&lparms.fprs[11]) FAILURE /* f12 */
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230 |
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if (a7 != *(_Decimal128 *)&sp->slot[9]) FAILURE
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231 |
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if (a8 != *(_Decimal64 *)&sp->slot[11]) FAILURE
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232 |
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}
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233 |
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234 |
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void __attribute__ ((noinline))
|
235 |
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func5 (_Decimal32 a1, _Decimal32 a2, _Decimal32 a3, _Decimal32 a4,
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236 |
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_Decimal32 a5, _Decimal32 a6, _Decimal32 a7, _Decimal32 a8,
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237 |
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_Decimal32 a9, _Decimal32 a10, _Decimal32 a11, _Decimal32 a12,
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238 |
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_Decimal32 a13, _Decimal32 a14, _Decimal32 a15, _Decimal32 a16)
|
239 |
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{
|
240 |
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reg_parms_t lparms;
|
241 |
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stack_frame_t *sp;
|
242 |
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|
243 |
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save_parms (lparms);
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244 |
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sp = __builtin_frame_address (0);
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245 |
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sp = sp->backchain;
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246 |
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|
247 |
|
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/* _Decimal32 is passed in the lower half of an FPR or parameter slot. */
|
248 |
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if (a1 != ((d32parm_t *)&lparms.fprs[0])->d) FAILURE /* f1 */
|
249 |
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if (a2 != ((d32parm_t *)&lparms.fprs[1])->d) FAILURE /* f2 */
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250 |
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if (a3 != ((d32parm_t *)&lparms.fprs[2])->d) FAILURE /* f3 */
|
251 |
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if (a4 != ((d32parm_t *)&lparms.fprs[3])->d) FAILURE /* f4 */
|
252 |
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if (a5 != ((d32parm_t *)&lparms.fprs[4])->d) FAILURE /* f5 */
|
253 |
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if (a6 != ((d32parm_t *)&lparms.fprs[5])->d) FAILURE /* f6 */
|
254 |
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if (a7 != ((d32parm_t *)&lparms.fprs[6])->d) FAILURE /* f7 */
|
255 |
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if (a8 != ((d32parm_t *)&lparms.fprs[7])->d) FAILURE /* f8 */
|
256 |
|
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if (a9 != ((d32parm_t *)&lparms.fprs[8])->d) FAILURE /* f9 */
|
257 |
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if (a10 != ((d32parm_t *)&lparms.fprs[9])->d) FAILURE /* f10 */
|
258 |
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if (a11 != ((d32parm_t *)&lparms.fprs[10])->d) FAILURE /* f11 */
|
259 |
|
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if (a12 != ((d32parm_t *)&lparms.fprs[11])->d) FAILURE /* f12 */
|
260 |
|
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if (a13 != ((d32parm_t *)&lparms.fprs[12])->d) FAILURE /* f13 */
|
261 |
|
|
if (a14 != ((d32parm_t *)&sp->slot[13])->d) FAILURE
|
262 |
|
|
if (a15 != ((d32parm_t *)&sp->slot[14])->d) FAILURE
|
263 |
|
|
if (a16 != ((d32parm_t *)&sp->slot[15])->d) FAILURE
|
264 |
|
|
}
|
265 |
|
|
|
266 |
|
|
void __attribute__ ((noinline))
|
267 |
|
|
func6 (_Decimal32 a1, _Decimal64 a2, _Decimal128 a3,
|
268 |
|
|
_Decimal32 a4, _Decimal64 a5, _Decimal128 a6,
|
269 |
|
|
_Decimal32 a7, _Decimal64 a8, _Decimal128 a9,
|
270 |
|
|
_Decimal32 a10, _Decimal64 a11, _Decimal128 a12)
|
271 |
|
|
{
|
272 |
|
|
reg_parms_t lparms;
|
273 |
|
|
stack_frame_t *sp;
|
274 |
|
|
|
275 |
|
|
save_parms (lparms);
|
276 |
|
|
sp = __builtin_frame_address (0);
|
277 |
|
|
sp = sp->backchain;
|
278 |
|
|
|
279 |
|
|
if (a1 != ((d32parm_t *)&lparms.fprs[0])->d) FAILURE /* f1 */
|
280 |
|
|
if (a2 != *(_Decimal64 *)&lparms.fprs[1]) FAILURE /* f2 */
|
281 |
|
|
if (a3 != *(_Decimal128 *)&lparms.fprs[3]) FAILURE /* f4 & f5 */
|
282 |
|
|
if (a4 != ((d32parm_t *)&lparms.fprs[5])->d) FAILURE /* f6 */
|
283 |
|
|
if (a5 != *(_Decimal64 *)&lparms.fprs[6]) FAILURE /* f7 */
|
284 |
|
|
if (a6 != *(_Decimal128 *)&lparms.fprs[7]) FAILURE /* f8 & f9 */
|
285 |
|
|
if (a7 != ((d32parm_t *)&lparms.fprs[9])->d) FAILURE /* f10 */
|
286 |
|
|
if (a8 != *(_Decimal64 *)&lparms.fprs[10]) FAILURE /* f11 */
|
287 |
|
|
if (a9 != *(_Decimal128 *)&lparms.fprs[11]) FAILURE /* f12 & f13 */
|
288 |
|
|
if (a10 != ((d32parm_t *)&sp->slot[12])->d) FAILURE
|
289 |
|
|
if (a11 != *(_Decimal64 *)&sp->slot[13]) FAILURE
|
290 |
|
|
}
|
291 |
|
|
|
292 |
|
|
int
|
293 |
|
|
main (void)
|
294 |
|
|
{
|
295 |
|
|
func0 (1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5, 10.5, 11.5, 12.5, 13.5,
|
296 |
|
|
14.5, 15.2dd, 16.2dl, 17.2dd);
|
297 |
|
|
func1 (101.5, 102.5, 103.5, 104.5, 105.5, 106.5, 107.5, 108.5, 109.5,
|
298 |
|
|
110.5, 111.5, 112.5, 113.5, 114.2dd);
|
299 |
|
|
func2 (201.5, 202.5, 203.5, 204.5, 205.5, 206.5, 207.5, 208.5, 209.5,
|
300 |
|
|
210.5, 211.5, 212.5, 213.2dd);
|
301 |
|
|
func3 (301.2dd, 302.2dl, 303.2dd, 304.2dl, 305.2dd, 306.2dl, 307.2dd,
|
302 |
|
|
308.2dl, 309.2dd, 310.2dl);
|
303 |
|
|
func4 (401.2dl, 402.2dd, 403.2dl, 404.2dd, 405.2dl, 406.2dd, 407.2dl,
|
304 |
|
|
408.2dd);
|
305 |
|
|
#if 0
|
306 |
|
|
/* _Decimal32 doesn't yet follow the ABI; enable this when it does. */
|
307 |
|
|
func5 (501.2df, 502.2df, 503.2df, 504.2df, 505.2df, 506.2df, 507.2df,
|
308 |
|
|
508.2df, 509.2df, 510.2df, 511.2df, 512.2df, 513.2df, 514.2df,
|
309 |
|
|
515.2df, 516.2df);
|
310 |
|
|
func6 (601.2df, 602.2dd, 603.2dl, 604.2df, 605.2dd, 606.2dl,
|
311 |
|
|
607.2df, 608.2dd, 609.2dl, 610.2df, 611.2dd, 612.2dl);
|
312 |
|
|
#endif
|
313 |
|
|
|
314 |
|
|
if (failcnt != 0)
|
315 |
|
|
abort ();
|
316 |
|
|
|
317 |
|
|
return 0;
|
318 |
|
|
}
|