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[/] [openrisc/] [tags/] [gnu-dev/] [fsf-gcc-snapshot-1-mar-12/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.target/] [arm/] [neon-thumb2-move.c] - Rev 691
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/* { dg-do compile } */ /* { dg-require-effective-target arm_neon_ok } */ /* { dg-require-effective-target arm_thumb2_ok } */ /* { dg-options "-O2 -mthumb -march=armv7-a" } */ /* { dg-add-options arm_neon } */ /* { dg-prune-output "switch .* conflicts with" } */ #include <arm_neon.h> #include <stddef.h> void * memset (DST, C, LENGTH) void *DST; int C; size_t LENGTH; { void* DST0 = DST; unsigned char C_BYTE = C; if (__builtin_expect(LENGTH < 4, 1)) { size_t i = 0; while (i < LENGTH) { ((char*)DST)[i] = C_BYTE; i++; } return DST; } const char* DST_end = (char*)DST + LENGTH; while ((uintptr_t)DST % 4 != 0) { *(char*) (DST++) = C_BYTE; } uint32_t C_SHORTWORD = (uint32_t)(unsigned char)(C_BYTE) * 0x01010101; if (__builtin_expect(DST_end - (char*)DST >= 16, 0)) { while ((uintptr_t)DST % 16 != 0) { *((uint32_t*)((char*)(DST) + (0))) = C_SHORTWORD; DST += 4; } uint8x16_t C_WORD = vdupq_n_u8(C_BYTE); size_t i = 0; LENGTH = DST_end - (char*)DST; while (i + 16 * 16 <= LENGTH) { *((uint8x16_t*)((char*)(DST) + (i))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 1))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 2))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 3))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 4))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 5))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 6))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 7))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 8))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 9))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 10))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 11))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 12))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 13))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 14))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 15))) = C_WORD; i += 16 * 16; } while (i + 16 * 4 <= LENGTH) { *((uint8x16_t*)((char*)(DST) + (i))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 1))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 2))) = C_WORD; *((uint8x16_t*)((char*)(DST) + (i + 16 * 3))) = C_WORD; i += 16 * 4; } while (i + 16 <= LENGTH) { *((uint8x16_t*)((char*)(DST) + (i))) = C_WORD; i += 16; } DST += i; } while (4 <= DST_end - (char*)DST) { *((uint32_t*)((char*)(DST) + (0))) = C_SHORTWORD; DST += 4; } while ((char*)DST < DST_end) { *((char*)DST) = C_BYTE; DST++; } return DST0; }
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