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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [powerpc/] [ppc32-abi-dfp-1.c] - Rev 325
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/* { dg-do run { target { powerpc_fprs && { ilp32 && dfprt } } } } */ /* { dg-options "-std=gnu99 -O2 -fno-strict-aliasing" } */ /* Testcase to check for ABI compliance of parameter passing for the PowerPC ELF ABI for decimal float values. */ extern void abort (void); int failcnt = 0; /* Support compiling the test to report individual failures; default is to abort as soon as a check fails. */ #ifdef DBG #include <stdio.h> #define FAILURE { printf ("failed at line %d\n", __LINE__); failcnt++; } #else #define FAILURE abort (); #endif typedef struct { int pad; _Decimal32 d; } d32parm_t; typedef struct { unsigned int gprs[8]; double fprs[8]; } reg_parms_t; reg_parms_t gparms; /* Testcase could break on future gcc's, if parameter regs are changed before this asm. */ #define save_parms(lparms) \ asm volatile ("lis 11,gparms@ha\n\t" \ "la 11,gparms@l(11)\n\t" \ "st 3,0(11)\n\t" \ "st 4,4(11)\n\t" \ "st 5,8(11)\n\t" \ "st 6,12(11)\n\t" \ "st 7,16(11)\n\t" \ "st 8,20(11)\n\t" \ "st 9,24(11)\n\t" \ "st 10,28(11)\n\t" \ "stfd 1,32(11)\n\t" \ "stfd 2,40(11)\n\t" \ "stfd 3,48(11)\n\t" \ "stfd 4,56(11)\n\t" \ "stfd 5,64(11)\n\t" \ "stfd 6,72(11)\n\t" \ "stfd 7,80(11)\n\t" \ "stfd 8,88(11)\n\t":::"11", "memory"); \ lparms = gparms; typedef struct sf { struct sf *backchain; int a1; unsigned int slot[200]; } stack_frame_t; /* Fill up floating point registers with double arguments, forcing decimal float arguments into the parameter save area. */ void __attribute__ ((noinline)) func0 (double a1, double a2, double a3, double a4, double a5, double a6, double a7, double a8, _Decimal64 a9, _Decimal128 a10) { reg_parms_t lparms; stack_frame_t *sp; save_parms (lparms); sp = __builtin_frame_address (0); sp = sp->backchain; if (a1 != lparms.fprs[0]) FAILURE if (a2 != lparms.fprs[1]) FAILURE if (a3 != lparms.fprs[2]) FAILURE if (a4 != lparms.fprs[3]) FAILURE if (a5 != lparms.fprs[4]) FAILURE if (a6 != lparms.fprs[5]) FAILURE if (a7 != lparms.fprs[6]) FAILURE if (a8 != lparms.fprs[7]) FAILURE if (a9 != *(_Decimal64 *)&sp->slot[0]) FAILURE if (a10 != *(_Decimal128 *)&sp->slot[2]) FAILURE } /* Alternate 64-bit and 128-bit decimal float arguments, checking that _Decimal128 is always passed in even/odd register pairs. */ void __attribute__ ((noinline)) func1 (_Decimal64 a1, _Decimal128 a2, _Decimal64 a3, _Decimal128 a4, _Decimal64 a5, _Decimal128 a6, _Decimal64 a7, _Decimal128 a8) { reg_parms_t lparms; stack_frame_t *sp; save_parms (lparms); sp = __builtin_frame_address (0); sp = sp->backchain; if (a1 != *(_Decimal64 *)&lparms.fprs[0]) FAILURE /* f1 */ if (a2 != *(_Decimal128 *)&lparms.fprs[1]) FAILURE /* f2 & f3 */ if (a3 != *(_Decimal64 *)&lparms.fprs[3]) FAILURE /* f4 */ if (a4 != *(_Decimal128 *)&lparms.fprs[5]) FAILURE /* f6 & f7 */ if (a5 != *(_Decimal64 *)&lparms.fprs[7]) FAILURE /* f8 */ if (a6 != *(_Decimal128 *)&sp->slot[0]) FAILURE if (a7 != *(_Decimal64 *)&sp->slot[4]) FAILURE if (a8 != *(_Decimal128 *)&sp->slot[6]) FAILURE } void __attribute__ ((noinline)) func2 (_Decimal128 a1, _Decimal64 a2, _Decimal128 a3, _Decimal64 a4, _Decimal128 a5, _Decimal64 a6, _Decimal128 a7, _Decimal64 a8) { reg_parms_t lparms; stack_frame_t *sp; save_parms (lparms); sp = __builtin_frame_address (0); sp = sp->backchain; if (a1 != *(_Decimal128 *)&lparms.fprs[1]) FAILURE /* f2 & f3 */ if (a2 != *(_Decimal64 *)&lparms.fprs[3]) FAILURE /* f4 */ if (a3 != *(_Decimal128 *)&lparms.fprs[5]) FAILURE /* f6 & f7 */ if (a4 != *(_Decimal64 *)&lparms.fprs[7]) FAILURE /* f8 */ if (a5 != *(_Decimal128 *)&sp->slot[0]) FAILURE if (a6 != *(_Decimal64 *)&sp->slot[4]) FAILURE if (a7 != *(_Decimal128 *)&sp->slot[6]) FAILURE if (a8 != *(_Decimal64 *)&sp->slot[10]) FAILURE } void __attribute__ ((noinline)) func3 (_Decimal64 a1, _Decimal128 a2, _Decimal64 a3, _Decimal128 a4, _Decimal64 a5) { reg_parms_t lparms; stack_frame_t *sp; save_parms (lparms); sp = __builtin_frame_address (0); sp = sp->backchain; if (a1 != *(_Decimal64 *)&lparms.fprs[0]) FAILURE /* f1 */ if (a2 != *(_Decimal128 *)&lparms.fprs[1]) FAILURE /* f2 & f3 */ if (a3 != *(_Decimal64 *)&lparms.fprs[3]) FAILURE /* f4 */ if (a4 != *(_Decimal128 *)&lparms.fprs[5]) FAILURE /* f6 & f7 */ if (a5 != *(_Decimal128 *)&sp->slot[0]) FAILURE } void __attribute__ ((noinline)) func4 (_Decimal32 a1, _Decimal32 a2, _Decimal32 a3, _Decimal32 a4, _Decimal32 a5, _Decimal32 a6, _Decimal32 a7, _Decimal32 a8, _Decimal32 a9, _Decimal32 a10, _Decimal32 a11, _Decimal32 a12, _Decimal32 a13, _Decimal32 a14, _Decimal32 a15, _Decimal32 a16) { reg_parms_t lparms; stack_frame_t *sp; save_parms (lparms); sp = __builtin_frame_address (0); sp = sp->backchain; /* _Decimal32 is passed in the lower half of an FPR, or in parameter slot. */ if (a1 != ((d32parm_t *)&lparms.fprs[0])->d) FAILURE /* f1 */ if (a2 != ((d32parm_t *)&lparms.fprs[1])->d) FAILURE /* f2 */ if (a3 != ((d32parm_t *)&lparms.fprs[2])->d) FAILURE /* f3 */ if (a4 != ((d32parm_t *)&lparms.fprs[3])->d) FAILURE /* f4 */ if (a5 != ((d32parm_t *)&lparms.fprs[4])->d) FAILURE /* f5 */ if (a6 != ((d32parm_t *)&lparms.fprs[5])->d) FAILURE /* f6 */ if (a7 != ((d32parm_t *)&lparms.fprs[6])->d) FAILURE /* f7 */ if (a8 != ((d32parm_t *)&lparms.fprs[7])->d) FAILURE /* f8 */ if (a9 != *(_Decimal32 *)&sp->slot[0]) FAILURE if (a10 != *(_Decimal32 *)&sp->slot[1]) FAILURE if (a11 != *(_Decimal32 *)&sp->slot[2]) FAILURE if (a12 != *(_Decimal32 *)&sp->slot[3]) FAILURE if (a13 != *(_Decimal32 *)&sp->slot[4]) FAILURE if (a14 != *(_Decimal32 *)&sp->slot[5]) FAILURE if (a15 != *(_Decimal32 *)&sp->slot[6]) FAILURE if (a16 != *(_Decimal32 *)&sp->slot[7]) FAILURE } void __attribute__ ((noinline)) func5 (_Decimal32 a1, _Decimal64 a2, _Decimal128 a3, _Decimal32 a4, _Decimal64 a5, _Decimal128 a6, _Decimal32 a7, _Decimal64 a8, _Decimal128 a9, _Decimal32 a10, _Decimal64 a11, _Decimal128 a12) { reg_parms_t lparms; stack_frame_t *sp; save_parms (lparms); sp = __builtin_frame_address (0); sp = sp->backchain; if (a1 != ((d32parm_t *)&lparms.fprs[0])->d) FAILURE /* f1 */ if (a2 != *(_Decimal64 *)&lparms.fprs[1]) FAILURE /* f2 */ if (a3 != *(_Decimal128 *)&lparms.fprs[3]) FAILURE /* f4 & f5 */ if (a4 != ((d32parm_t *)&lparms.fprs[5])->d) FAILURE /* f6 */ if (a5 != *(_Decimal64 *)&lparms.fprs[6]) FAILURE /* f7 */ if (a6 != *(_Decimal128 *)&sp->slot[0]) FAILURE if (a7 != *(_Decimal32 *)&sp->slot[4]) FAILURE if (a8 != *(_Decimal64 *)&sp->slot[6]) FAILURE if (a9 != *(_Decimal128 *)&sp->slot[8]) FAILURE if (a10 != *(_Decimal32 *)&sp->slot[12]) FAILURE if (a11 != *(_Decimal64 *)&sp->slot[14]) FAILURE if (a12 != *(_Decimal128 *)&sp->slot[16]) FAILURE } int main () { func0 (1., 2., 3., 4., 5., 6., 7., 8., 9.dd, 10.dl); func1 (1.dd, 2.dl, 3.dd, 4.dl, 5.dd, 6.dl, 7.dd, 8.dl); func2 (1.dl, 2.dd, 3.dl, 4.dd, 5.dl, 6.dd, 7.dl, 8.dd); func3 (1.dd, 2.dl, 3.dd, 4.dl, 5.dl); func4 (501.2df, 502.2df, 503.2df, 504.2df, 505.2df, 506.2df, 507.2df, 508.2df, 509.2df, 510.2df, 511.2df, 512.2df, 513.2df, 514.2df, 515.2df, 516.2df); func5 (601.2df, 602.2dd, 603.2dl, 604.2df, 605.2dd, 606.2dl, 607.2df, 608.2dd, 609.2dl, 610.2df, 611.2dd, 612.2dl); if (failcnt != 0) abort (); return 0; }
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