From c61ca00ada744eb24825be2ba4d6ba8fe3a870a4 Mon Sep 17 00:00:00 2001 From: Peter Lieven Date: Tue, 26 Mar 2013 10:58:30 +0100 Subject: move vector definitions to qemu-common.h vector optimizations will now be used at various places not just in is_dup_page() in arch_init.c Signed-off-by: Peter Lieven Signed-off-by: Juan Quintela --- include/qemu-common.h | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) (limited to 'include') diff --git a/include/qemu-common.h b/include/qemu-common.h index 2371132c11..d7ad3a70f1 100644 --- a/include/qemu-common.h +++ b/include/qemu-common.h @@ -448,4 +448,25 @@ int uleb128_decode_small(const uint8_t *in, uint32_t *n); void hexdump(const char *buf, FILE *fp, const char *prefix, size_t size); +/* vector definitions */ +#ifdef __ALTIVEC__ +#include +#define VECTYPE vector unsigned char +#define SPLAT(p) vec_splat(vec_ld(0, p), 0) +#define ALL_EQ(v1, v2) vec_all_eq(v1, v2) +/* altivec.h may redefine the bool macro as vector type. + * Reset it to POSIX semantics. */ +#undef bool +#define bool _Bool +#elif defined __SSE2__ +#include +#define VECTYPE __m128i +#define SPLAT(p) _mm_set1_epi8(*(p)) +#define ALL_EQ(v1, v2) (_mm_movemask_epi8(_mm_cmpeq_epi8(v1, v2)) == 0xFFFF) +#else +#define VECTYPE unsigned long +#define SPLAT(p) (*(p) * (~0UL / 255)) +#define ALL_EQ(v1, v2) ((v1) == (v2)) +#endif + #endif -- cgit v1.2.3-55-g7522