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TinyMemBenchNX: fix latency test

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This commit is contained in:
KazushiM
2021-11-02 22:16:09 +08:00
parent 195c442a6e
commit 955136a660
2 changed files with 11 additions and 0 deletions
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SdOut/switch/TinyMemBenchNX.nro
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11
Source/TinyMemBenchNX/source/main.c
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@@ -646,6 +646,7 @@ void *alloc_four_nonaliased_buffers(void **buf1_, int size1,
return buf; return buf;
} }
#pragma GCC diagnostic push
static void __attribute__((noinline)) random_read_test(char *zerobuffer, static void __attribute__((noinline)) random_read_test(char *zerobuffer,
int count, int nbits) int count, int nbits)
{ {
@@ -653,6 +654,9 @@ static void __attribute__((noinline)) random_read_test(char *zerobuffer,
uintptr_t addrmask = (1 << nbits) - 1; uintptr_t addrmask = (1 << nbits) - 1;
uint32_t v; uint32_t v;
#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
static volatile uint32_t dummy;
#define RANDOM_MEM_ACCESS() \ #define RANDOM_MEM_ACCESS() \
seed = seed * 1103515245 + 12345; \ seed = seed * 1103515245 + 12345; \
v = (seed >> 16) & 0xFF; \ v = (seed >> 16) & 0xFF; \
@@ -681,6 +685,7 @@ static void __attribute__((noinline)) random_read_test(char *zerobuffer,
RANDOM_MEM_ACCESS(); RANDOM_MEM_ACCESS();
count -= 16; count -= 16;
} }
dummy = seed;
#undef RANDOM_MEM_ACCESS #undef RANDOM_MEM_ACCESS
} }
@@ -690,6 +695,10 @@ static void __attribute__((noinline)) random_dual_read_test(char *zerobuffer,
uint32_t seed = 0; uint32_t seed = 0;
uintptr_t addrmask = (1 << nbits) - 1; uintptr_t addrmask = (1 << nbits) - 1;
uint32_t v1, v2; uint32_t v1, v2;
#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
static volatile uint32_t dummy;
#define RANDOM_MEM_ACCESS() \ #define RANDOM_MEM_ACCESS() \
seed = seed * 1103515245 + 12345; \ seed = seed * 1103515245 + 12345; \
v1 = (seed >> 8) & 0xFF00; \ v1 = (seed >> 8) & 0xFF00; \
@@ -726,8 +735,10 @@ static void __attribute__((noinline)) random_dual_read_test(char *zerobuffer,
RANDOM_MEM_ACCESS(); RANDOM_MEM_ACCESS();
count -= 16; count -= 16;
} }
dummy = seed;
#undef RANDOM_MEM_ACCESS #undef RANDOM_MEM_ACCESS
} }
#pragma GCC diagnostic pop
static uint32_t rand32() static uint32_t rand32()
{ {