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util/bufferiszero: Introduce biz_accel_fn typedef 

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2024-02-14 20:56:52 -10:00
parent 7ae6399a85
commit 0100ce2b49
1 changed files with 4 additions and 3 deletions
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7
util/bufferiszero.c
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@ -26,7 +26,8 @@
#include "qemu/bswap.h"
#include "host/cpuinfo.h"
static bool (*buffer_is_zero_accel)(const void *, size_t);
typedef bool (*biz_accel_fn)(const void *, size_t);
static biz_accel_fn buffer_is_zero_accel;
static bool buffer_is_zero_int_lt256(const void *buf, size_t len)
{
@ -184,7 +185,7 @@ select_accel_cpuinfo(unsigned info)
/* Array is sorted in order of algorithm preference. */
static const struct {
unsigned bit;
bool (*fn)(const void *, size_t);
biz_accel_fn fn;
} all[] = {
#ifdef CONFIG_AVX2_OPT
{ CPUINFO_AVX2, buffer_zero_avx2 },
@ -231,7 +232,7 @@ bool test_buffer_is_zero_next_accel(void)
#define INIT_ACCEL buffer_is_zero_int_ge256
#endif
static bool (*buffer_is_zero_accel)(const void *, size_t) = INIT_ACCEL;
static biz_accel_fn buffer_is_zero_accel = INIT_ACCEL;
bool buffer_is_zero_ool(const void *buf, size_t len)
{