| /* { dg-do run { target { powerpc64-*-* && { lp64 && dfprt } } } } */ |
| /* { dg-skip-if "" { powerpc*-*-darwin* } } */ |
| /* { dg-options "-std=gnu99 -O2 -fno-strict-aliasing" } */ |
| |
| /* Testcase to check for ABI compliance of parameter passing |
| for the PowerPC64 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 long gprs[8]; |
| double fprs[13]; |
| } reg_parms_t; |
| |
| reg_parms_t gparms; |
| |
| |
| /* Wrapper to save the GPRs and FPRs and then jump to the real function. */ |
| #if _CALL_ELF != 2 |
| #define FUNC_START(NAME) \ |
| "\t.globl\t" NAME "\n\t" \ |
| ".section \".opd\",\"aw\"\n\t" \ |
| ".align 3\n" \ |
| NAME ":\n\t" \ |
| ".quad .L." NAME ",.TOC.@tocbase,0\n\t" \ |
| ".text\n\t" \ |
| ".type " NAME ", @function\n" \ |
| ".L." NAME ":\n\t" |
| #else |
| #define FUNC_START(NAME) \ |
| "\t.globl\t" NAME "\n\t" \ |
| ".text\n\t" \ |
| NAME ":\n" \ |
| "0:\taddis 2,12,(.TOC.-0b)@ha\n\t" \ |
| "addi 2,2,(.TOC.-0b)@l\n\t" \ |
| ".localentry " NAME ",.-" NAME "\n\t" |
| #endif |
| #define WRAPPER(NAME) \ |
| __asm__ (FUNC_START (#NAME "_asm") \ |
| "ld 11,gparms@got(2)\n\t" \ |
| "std 3,0(11)\n\t" \ |
| "std 4,8(11)\n\t" \ |
| "std 5,16(11)\n\t" \ |
| "std 6,24(11)\n\t" \ |
| "std 7,32(11)\n\t" \ |
| "std 8,40(11)\n\t" \ |
| "std 9,48(11)\n\t" \ |
| "std 10,56(11)\n\t" \ |
| "stfd 1,64(11)\n\t" \ |
| "stfd 2,72(11)\n\t" \ |
| "stfd 3,80(11)\n\t" \ |
| "stfd 4,88(11)\n\t" \ |
| "stfd 5,96(11)\n\t" \ |
| "stfd 6,104(11)\n\t" \ |
| "stfd 7,112(11)\n\t" \ |
| "stfd 8,120(11)\n\t" \ |
| "stfd 9,128(11)\n\t" \ |
| "stfd 10,136(11)\n\t" \ |
| "stfd 11,144(11)\n\t" \ |
| "stfd 12,152(11)\n\t" \ |
| "stfd 13,160(11)\n\t" \ |
| "b " #NAME "\n\t" \ |
| ".long 0\n\t" \ |
| ".byte 0,0,0,0,0,0,0,0\n\t" \ |
| ".size " #NAME ",.-" #NAME "\n") |
| |
| typedef struct sf |
| { |
| struct sf *backchain; |
| long a1; |
| long a2; |
| long a3; |
| #if _CALL_ELF != 2 |
| long a4; |
| long a5; |
| #endif |
| unsigned long slot[100]; |
| } stack_frame_t; |
| |
| extern void func0_asm (double, double, double, double, double, double, |
| double, double, double, double, double, double, |
| double, double, |
| _Decimal64, _Decimal128, _Decimal64); |
| |
| WRAPPER(func0); |
| |
| /* 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, double a9, double a10, double a11, double a12, |
| double a13, double a14, |
| _Decimal64 a15, _Decimal128 a16, _Decimal64 a17) |
| { |
| stack_frame_t *sp; |
| |
| sp = __builtin_frame_address (0); |
| sp = sp->backchain; |
| |
| if (a1 != gparms.fprs[0]) FAILURE |
| if (a2 != gparms.fprs[1]) FAILURE |
| if (a3 != gparms.fprs[2]) FAILURE |
| if (a4 != gparms.fprs[3]) FAILURE |
| if (a5 != gparms.fprs[4]) FAILURE |
| if (a6 != gparms.fprs[5]) FAILURE |
| if (a7 != gparms.fprs[6]) FAILURE |
| if (a8 != gparms.fprs[7]) FAILURE |
| if (a9 != gparms.fprs[8]) FAILURE |
| if (a10 != gparms.fprs[9]) FAILURE |
| if (a11 != gparms.fprs[10]) FAILURE |
| if (a12 != gparms.fprs[11]) FAILURE |
| if (a13 != gparms.fprs[12]) FAILURE |
| if (a14 != *(double *)&sp->slot[13]) FAILURE |
| if (a15 != *(_Decimal64 *)&sp->slot[14]) FAILURE |
| if (a16 != *(_Decimal128 *)&sp->slot[15]) FAILURE |
| if (a17 != *(_Decimal64 *)&sp->slot[17]) FAILURE |
| } |
| |
| extern void func1_asm (double, double, double, double, double, double, |
| double, double, double, double, double, double, |
| double, _Decimal128 ); |
| |
| WRAPPER(func1); |
| |
| void __attribute__ ((noinline)) |
| func1 (double a1, double a2, double a3, double a4, double a5, double a6, |
| double a7, double a8, double a9, double a10, double a11, double a12, |
| double a13, _Decimal128 a14) |
| { |
| stack_frame_t *sp; |
| |
| sp = __builtin_frame_address (0); |
| sp = sp->backchain; |
| |
| if (a1 != gparms.fprs[0]) FAILURE |
| if (a2 != gparms.fprs[1]) FAILURE |
| if (a3 != gparms.fprs[2]) FAILURE |
| if (a4 != gparms.fprs[3]) FAILURE |
| if (a5 != gparms.fprs[4]) FAILURE |
| if (a6 != gparms.fprs[5]) FAILURE |
| if (a7 != gparms.fprs[6]) FAILURE |
| if (a8 != gparms.fprs[7]) FAILURE |
| if (a9 != gparms.fprs[8]) FAILURE |
| if (a10 != gparms.fprs[9]) FAILURE |
| if (a11 != gparms.fprs[10]) FAILURE |
| if (a12 != gparms.fprs[11]) FAILURE |
| if (a13 != gparms.fprs[12]) FAILURE |
| if (a14 != *(_Decimal128 *)&sp->slot[13]) FAILURE |
| } |
| |
| extern void func2_asm (double, double, double, double, double, double, |
| double, double, double, double, double, double, |
| _Decimal128); |
| |
| WRAPPER(func2); |
| |
| void __attribute__ ((noinline)) |
| func2 (double a1, double a2, double a3, double a4, double a5, double a6, |
| double a7, double a8, double a9, double a10, double a11, double a12, |
| _Decimal128 a13) |
| { |
| stack_frame_t *sp; |
| |
| sp = __builtin_frame_address (0); |
| sp = sp->backchain; |
| |
| if (a1 != gparms.fprs[0]) FAILURE |
| if (a2 != gparms.fprs[1]) FAILURE |
| if (a3 != gparms.fprs[2]) FAILURE |
| if (a4 != gparms.fprs[3]) FAILURE |
| if (a5 != gparms.fprs[4]) FAILURE |
| if (a6 != gparms.fprs[5]) FAILURE |
| if (a7 != gparms.fprs[6]) FAILURE |
| if (a8 != gparms.fprs[7]) FAILURE |
| if (a9 != gparms.fprs[8]) FAILURE |
| if (a10 != gparms.fprs[9]) FAILURE |
| if (a11 != gparms.fprs[10]) FAILURE |
| if (a12 != gparms.fprs[11]) FAILURE |
| if (a13 != *(_Decimal128 *)&sp->slot[12]) FAILURE |
| } |
| |
| extern void func3_asm (_Decimal64, _Decimal128, _Decimal64, _Decimal128, |
| _Decimal64, _Decimal128, _Decimal64, _Decimal128, |
| _Decimal64, _Decimal128); |
| |
| WRAPPER(func3); |
| |
| void __attribute__ ((noinline)) |
| func3 (_Decimal64 a1, _Decimal128 a2, _Decimal64 a3, _Decimal128 a4, |
| _Decimal64 a5, _Decimal128 a6, _Decimal64 a7, _Decimal128 a8, |
| _Decimal64 a9, _Decimal128 a10) |
| { |
| stack_frame_t *sp; |
| |
| sp = __builtin_frame_address (0); |
| sp = sp->backchain; |
| |
| if (a1 != *(_Decimal64 *)&gparms.fprs[0]) FAILURE /* f1 */ |
| if (a2 != *(_Decimal128 *)&gparms.fprs[1]) FAILURE /* f2 & f3 */ |
| if (a3 != *(_Decimal64 *)&gparms.fprs[3]) FAILURE /* f4 */ |
| if (a4 != *(_Decimal128 *)&gparms.fprs[5]) FAILURE /* f6 & f7 */ |
| if (a5 != *(_Decimal64 *)&gparms.fprs[7]) FAILURE /* f8 */ |
| if (a6 != *(_Decimal128 *)&gparms.fprs[9]) FAILURE /* f10 & f11 */ |
| if (a7 != *(_Decimal64 *)&gparms.fprs[11]) FAILURE /* f12 */ |
| if (a8 != *(_Decimal128 *)&sp->slot[10]) FAILURE |
| if (a9 != *(_Decimal64 *)&sp->slot[12]) FAILURE |
| if (a10 != *(_Decimal128 *)&sp->slot[13]) FAILURE |
| } |
| |
| extern void func4_asm (_Decimal128, _Decimal64, _Decimal128, _Decimal64, |
| _Decimal128, _Decimal64, _Decimal128, _Decimal64); |
| |
| WRAPPER(func4); |
| |
| void __attribute__ ((noinline)) |
| func4 (_Decimal128 a1, _Decimal64 a2, _Decimal128 a3, _Decimal64 a4, |
| _Decimal128 a5, _Decimal64 a6, _Decimal128 a7, _Decimal64 a8) |
| { |
| stack_frame_t *sp; |
| |
| sp = __builtin_frame_address (0); |
| sp = sp->backchain; |
| |
| if (a1 != *(_Decimal128 *)&gparms.fprs[1]) FAILURE /* f2 & f3 */ |
| if (a2 != *(_Decimal64 *)&gparms.fprs[3]) FAILURE /* f4 */ |
| if (a3 != *(_Decimal128 *)&gparms.fprs[5]) FAILURE /* f6 & f7 */ |
| if (a4 != *(_Decimal64 *)&gparms.fprs[7]) FAILURE /* f8 */ |
| if (a5 != *(_Decimal128 *)&gparms.fprs[9]) FAILURE /* f10 & f11 */ |
| if (a6 != *(_Decimal64 *)&gparms.fprs[11]) FAILURE /* f12 */ |
| if (a7 != *(_Decimal128 *)&sp->slot[9]) FAILURE |
| if (a8 != *(_Decimal64 *)&sp->slot[11]) FAILURE |
| } |
| |
| extern void func5_asm (_Decimal32, _Decimal32, _Decimal32, _Decimal32, |
| _Decimal32, _Decimal32, _Decimal32, _Decimal32, |
| _Decimal32, _Decimal32, _Decimal32, _Decimal32, |
| _Decimal32, _Decimal32, _Decimal32, _Decimal32); |
| |
| WRAPPER(func5); |
| |
| void __attribute__ ((noinline)) |
| func5 (_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) |
| { |
| stack_frame_t *sp; |
| |
| sp = __builtin_frame_address (0); |
| sp = sp->backchain; |
| |
| /* _Decimal32 is passed in the lower half of an FPR or parameter slot. */ |
| if (a1 != ((d32parm_t *)&gparms.fprs[0])->d) FAILURE /* f1 */ |
| if (a2 != ((d32parm_t *)&gparms.fprs[1])->d) FAILURE /* f2 */ |
| if (a3 != ((d32parm_t *)&gparms.fprs[2])->d) FAILURE /* f3 */ |
| if (a4 != ((d32parm_t *)&gparms.fprs[3])->d) FAILURE /* f4 */ |
| if (a5 != ((d32parm_t *)&gparms.fprs[4])->d) FAILURE /* f5 */ |
| if (a6 != ((d32parm_t *)&gparms.fprs[5])->d) FAILURE /* f6 */ |
| if (a7 != ((d32parm_t *)&gparms.fprs[6])->d) FAILURE /* f7 */ |
| if (a8 != ((d32parm_t *)&gparms.fprs[7])->d) FAILURE /* f8 */ |
| if (a9 != ((d32parm_t *)&gparms.fprs[8])->d) FAILURE /* f9 */ |
| if (a10 != ((d32parm_t *)&gparms.fprs[9])->d) FAILURE /* f10 */ |
| if (a11 != ((d32parm_t *)&gparms.fprs[10])->d) FAILURE /* f11 */ |
| if (a12 != ((d32parm_t *)&gparms.fprs[11])->d) FAILURE /* f12 */ |
| if (a13 != ((d32parm_t *)&gparms.fprs[12])->d) FAILURE /* f13 */ |
| if (a14 != ((d32parm_t *)&sp->slot[13])->d) FAILURE |
| if (a15 != ((d32parm_t *)&sp->slot[14])->d) FAILURE |
| if (a16 != ((d32parm_t *)&sp->slot[15])->d) FAILURE |
| } |
| |
| extern void func6_asm (_Decimal32, _Decimal64, _Decimal128, |
| _Decimal32, _Decimal64, _Decimal128, |
| _Decimal32, _Decimal64, _Decimal128, |
| _Decimal32, _Decimal64, _Decimal128); |
| |
| WRAPPER(func6); |
| |
| void __attribute__ ((noinline)) |
| func6 (_Decimal32 a1, _Decimal64 a2, _Decimal128 a3, |
| _Decimal32 a4, _Decimal64 a5, _Decimal128 a6, |
| _Decimal32 a7, _Decimal64 a8, _Decimal128 a9, |
| _Decimal32 a10, _Decimal64 a11, _Decimal128 a12) |
| { |
| stack_frame_t *sp; |
| |
| sp = __builtin_frame_address (0); |
| sp = sp->backchain; |
| |
| if (a1 != ((d32parm_t *)&gparms.fprs[0])->d) FAILURE /* f1 */ |
| if (a2 != *(_Decimal64 *)&gparms.fprs[1]) FAILURE /* f2 */ |
| if (a3 != *(_Decimal128 *)&gparms.fprs[3]) FAILURE /* f4 & f5 */ |
| if (a4 != ((d32parm_t *)&gparms.fprs[5])->d) FAILURE /* f6 */ |
| if (a5 != *(_Decimal64 *)&gparms.fprs[6]) FAILURE /* f7 */ |
| if (a6 != *(_Decimal128 *)&gparms.fprs[7]) FAILURE /* f8 & f9 */ |
| if (a7 != ((d32parm_t *)&gparms.fprs[9])->d) FAILURE /* f10 */ |
| if (a8 != *(_Decimal64 *)&gparms.fprs[10]) FAILURE /* f11 */ |
| if (a9 != *(_Decimal128 *)&gparms.fprs[11]) FAILURE /* f12 & f13 */ |
| if (a10 != ((d32parm_t *)&sp->slot[12])->d) FAILURE |
| if (a11 != *(_Decimal64 *)&sp->slot[13]) FAILURE |
| } |
| |
| int |
| main (void) |
| { |
| func0_asm (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, |
| 14.5, 15.2dd, 16.2dl, 17.2dd); |
| func1_asm (101.5, 102.5, 103.5, 104.5, 105.5, 106.5, 107.5, 108.5, 109.5, |
| 110.5, 111.5, 112.5, 113.5, 114.2dd); |
| func2_asm (201.5, 202.5, 203.5, 204.5, 205.5, 206.5, 207.5, 208.5, 209.5, |
| 210.5, 211.5, 212.5, 213.2dd); |
| func3_asm (301.2dd, 302.2dl, 303.2dd, 304.2dl, 305.2dd, 306.2dl, 307.2dd, |
| 308.2dl, 309.2dd, 310.2dl); |
| func4_asm (401.2dl, 402.2dd, 403.2dl, 404.2dd, 405.2dl, 406.2dd, 407.2dl, |
| 408.2dd); |
| #if 0 |
| /* _Decimal32 doesn't yet follow the ABI; enable this when it does. */ |
| func5_asm (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); |
| func6_asm (601.2df, 602.2dd, 603.2dl, 604.2df, 605.2dd, 606.2dl, |
| 607.2df, 608.2dd, 609.2dl, 610.2df, 611.2dd, 612.2dl); |
| #endif |
| |
| if (failcnt != 0) |
| abort (); |
| |
| return 0; |
| } |