| /* { dg-do compile { target { powerpc*-*-* } } } */ |
| /* { dg-skip-if "" { powerpc*-*-darwin* } } */ |
| /* { dg-require-effective-target powerpc_p9vector_ok } */ |
| /* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fvect-cost-model=dynamic -fno-unroll-loops -fno-unroll-all-loops" } */ |
| |
| #ifndef SIZE |
| #define SIZE 1024 |
| #endif |
| |
| #ifndef ALIGN |
| #define ALIGN 32 |
| #endif |
| |
| #define ALIGN_ATTR __attribute__((__aligned__(ALIGN))) |
| |
| #define DO_BUILTIN(PREFIX, TYPE, CTZ) \ |
| TYPE PREFIX ## _a[SIZE] ALIGN_ATTR; \ |
| TYPE PREFIX ## _b[SIZE] ALIGN_ATTR; \ |
| \ |
| void \ |
| PREFIX ## _ctz (void) \ |
| { \ |
| unsigned long i; \ |
| \ |
| for (i = 0; i < SIZE; i++) \ |
| PREFIX ## _a[i] = CTZ (PREFIX ## _b[i]); \ |
| } |
| |
| #if !defined(DO_LONG_LONG) && !defined(DO_LONG) && !defined(DO_INT) && !defined(DO_SHORT) && !defined(DO_CHAR) |
| #define DO_INT 1 |
| #endif |
| |
| #if DO_LONG_LONG |
| /* At the moment, only int is auto vectorized. */ |
| DO_BUILTIN (sll, long long, __builtin_ctzll) |
| DO_BUILTIN (ull, unsigned long long, __builtin_ctzll) |
| #endif |
| |
| #if defined(_ARCH_PPC64) && DO_LONG |
| DO_BUILTIN (sl, long, __builtin_ctzl) |
| DO_BUILTIN (ul, unsigned long, __builtin_ctzl) |
| #endif |
| |
| #if DO_INT |
| DO_BUILTIN (si, int, __builtin_ctz) |
| DO_BUILTIN (ui, unsigned int, __builtin_ctz) |
| #endif |
| |
| #if DO_SHORT |
| DO_BUILTIN (ss, short, __builtin_ctz) |
| DO_BUILTIN (us, unsigned short, __builtin_ctz) |
| #endif |
| |
| #if DO_CHAR |
| DO_BUILTIN (sc, signed char, __builtin_ctz) |
| DO_BUILTIN (uc, unsigned char, __builtin_ctz) |
| #endif |
| |
| /* { dg-final { scan-assembler-times "vctzw" 2 } } */ |
| /* { dg-final { scan-assembler-not "cnttzd" } } */ |
| /* { dg-final { scan-assembler-not "cnttzw" } } */ |