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apps/testing/mm: Move from apps/examples/mm (#39)

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patacongo 2020-01-30 10:07:00 -06:00 committed by GitHub
parent 4e509c8659
commit ba6377078b
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7 changed files with 83 additions and 74 deletions
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5
examples/README.txt
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@ -730,11 +730,6 @@ examples/media
ret = bchdev_register(/dev/mtdblock<N>, <path-to-character-driver>, ret = bchdev_register(/dev/mtdblock<N>, <path-to-character-driver>,
false); false);
examples/mm
^^^^^^^^^^^
This is a simple test of the memory manager.
examples/module examples/module
^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^

5
testing/README.txt
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@ -65,6 +65,11 @@ testing/fstest
* CONFIG_TESTING_FSTEST_NLOOPS: Number of test loops. default 100 * CONFIG_TESTING_FSTEST_NLOOPS: Number of test loops. default 100
* CONFIG_TESTING_FSTEST_VERBOSE: Verbose output * CONFIG_TESTING_FSTEST_VERBOSE: Verbose output
testing/mm
==========
This is a simple test of the memory manager.
testing/nxffs testing/nxffs
============= =============

0
examples/mm/.gitignore → testing/mm/.gitignore vendored
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8
examples/mm/Kconfig → testing/mm/Kconfig
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@ -3,11 +3,11 @@
# see the file kconfig-language.txt in the NuttX tools repository. # see the file kconfig-language.txt in the NuttX tools repository.
# #
config EXAMPLES_MM config TESTING_MM
tristate "Memory management example" tristate "Memory management test"
default n default n
---help--- ---help---
Enable the memory management example Enable the memory management test
if EXAMPLES_MM if TESTING_MM
endif endif

8
examples/mm/Make.defs → testing/mm/Make.defs
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@ -1,8 +1,8 @@
############################################################################ ############################################################################
# apps/examples/mm/Make.defs # apps/testing/mm/Make.defs
# Adds selected applications to apps/ build # Adds selected applications to apps/ build
# #
# Copyright (C) 2015 Gregory Nutt. All rights reserved. # Copyright (C) 2015, 2020 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org> # Author: Gregory Nutt <gnutt@nuttx.org>
# #
# Redistribution and use in source and binary forms, with or without # Redistribution and use in source and binary forms, with or without
@ -34,6 +34,6 @@
# #
############################################################################ ############################################################################
ifneq ($(CONFIG_EXAMPLES_MM),) ifneq ($(CONFIG_TESTING_MM),)
CONFIGURED_APPS += $(APPDIR)/examples/mm CONFIGURED_APPS += $(APPDIR)/testing/mm
endif endif

6
examples/mm/Makefile → testing/mm/Makefile
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@ -1,7 +1,7 @@
############################################################################ ############################################################################
# apps/examples/mm/Makefile # apps/testing/mm/Makefile
# #
# Copyright (C) 2011-2012, 2017 Gregory Nutt. All rights reserved. # Copyright (C) 2011-2012, 2017, 2020 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org> # Author: Gregory Nutt <gnutt@nuttx.org>
# #
# Redistribution and use in source and binary forms, with or without # Redistribution and use in source and binary forms, with or without
@ -40,7 +40,7 @@
PROGNAME = mm PROGNAME = mm
PRIORITY = SCHED_PRIORITY_DEFAULT PRIORITY = SCHED_PRIORITY_DEFAULT
STACKSIZE = 2048 STACKSIZE = 2048
MODULE = $(CONFIG_EXAMPLES_MM) MODULE = $(CONFIG_TESTING_MM)
MAINSRC = mm_main.c MAINSRC = mm_main.c

125
examples/mm/mm_main.c → testing/mm/mm_main.c
View File

@ -1,7 +1,7 @@
/**************************************************************************** /****************************************************************************
* examples/mm/mm_main.c * apps/testing/mm/mm_main.c
* *
* Copyright (C) 2011 Gregory Nutt. All rights reserved. * Copyright (C) 2011, 2020 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org> * Author: Gregory Nutt <gnutt@nuttx.org>
* *
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
@ -48,13 +48,14 @@
#define NTEST_ALLOCS 32 #define NTEST_ALLOCS 32
/* #define STOP_ON_ERRORS do {} while (0) */ /* #define STOP_ON_ERRORS do {} while (0) */
#define STOP_ON_ERRORS exit(1) #define STOP_ON_ERRORS exit(1)
/* All other definitions derive from these two */ /* All other definitions derive from these two */
#define MM_MIN_SHIFT 4 /* 16 bytes */ #define MM_MIN_SHIFT 4 /* 16 bytes */
#define MM_MIN_CHUNK (1 << MM_MIN_SHIFT) #define MM_MIN_CHUNK (1 << MM_MIN_SHIFT)
#define MM_GRAN_MASK (MM_MIN_CHUNK-1) #define MM_GRAN_MASK (MM_MIN_CHUNK - 1)
#define MM_ALIGN_UP(a) (((a) + MM_GRAN_MASK) & ~MM_GRAN_MASK) #define MM_ALIGN_UP(a) (((a) + MM_GRAN_MASK) & ~MM_GRAN_MASK)
#define MM_ALIGN_DOWN(a) ((a) & ~MM_GRAN_MASK) #define MM_ALIGN_DOWN(a) ((a) & ~MM_GRAN_MASK)
@ -67,56 +68,57 @@
/**************************************************************************** /****************************************************************************
* Private Data * Private Data
****************************************************************************/ ****************************************************************************/
/* Test allocations */ /* Test allocations */
static const int alloc_sizes[NTEST_ALLOCS] = static const int g_alloc_sizes[NTEST_ALLOCS] =
{ {
1024, 12, 962, 5692, 10254, 111, 9932, 601, 1024, 12, 962, 5692, 10254, 111, 9932, 601,
222, 2746, 3, 124321, 68, 776, 6750, 852, 222, 2746, 3, 124321, 68, 776, 6750, 852,
4732, 28, 901, 480, 5011, 1536, 2011, 81647, 4732, 28, 901, 480, 5011, 1536, 2011, 81647,
646, 1646, 69179, 194, 2590, 7, 969, 70 646, 1646, 69179, 194, 2590, 7, 969, 70
}; };
static const int realloc_sizes[NTEST_ALLOCS] = static const int g_realloc_sizes[NTEST_ALLOCS] =
{ {
18, 3088, 963, 123, 511, 11666, 3723, 42, 18, 3088, 963, 123, 511, 11666, 3723, 42,
9374, 1990, 1412, 6, 592, 4088, 11, 5040, 9374, 1990, 1412, 6, 592, 4088, 11, 5040,
8663, 91255, 28, 4346, 9172, 168, 229, 4734, 8663, 91255, 28, 4346, 9172, 168, 229, 4734,
59139, 221, 7830, 30421, 1666, 4, 812, 416 59139, 221, 7830, 30421, 1666, 4, 812, 416
}; };
static const int random1[NTEST_ALLOCS] = static const int g_random1[NTEST_ALLOCS] =
{ {
20, 11, 3, 31, 9, 29, 7, 17, 20, 11, 3, 31, 9, 29, 7, 17,
21, 2, 26, 18, 14, 25, 0, 10, 21, 2, 26, 18, 14, 25, 0, 10,
27, 19, 22, 28, 8, 30, 12, 15, 27, 19, 22, 28, 8, 30, 12, 15,
4, 1, 24, 6, 16, 13, 5, 23 4, 1, 24, 6, 16, 13, 5, 23
}; };
static const int random2[NTEST_ALLOCS] = static const int g_random2[NTEST_ALLOCS] =
{ {
2, 19, 12, 23, 30, 11, 27, 4, 2, 19, 12, 23, 30, 11, 27, 4,
20, 7, 0, 16, 28, 15, 5, 24, 20, 7, 0, 16, 28, 15, 5, 24,
10, 17, 25, 31, 8, 29, 3, 26, 10, 17, 25, 31, 8, 29, 3, 26,
9, 18, 22, 13, 1, 21, 14, 6 9, 18, 22, 13, 1, 21, 14, 6
}; };
static const int random3[NTEST_ALLOCS] = static const int g_random3[NTEST_ALLOCS] =
{ {
8, 17, 3, 18, 26, 23, 30, 11, 8, 17, 3, 18, 26, 23, 30, 11,
12, 22, 4, 20, 25, 10, 27, 1, 12, 22, 4, 20, 25, 10, 27, 1,
29, 14, 19, 21, 0, 31, 7, 24, 29, 14, 19, 21, 0, 31, 7, 24,
9, 15, 2, 28, 16, 6, 13, 5 9, 15, 2, 28, 16, 6, 13, 5
}; };
static const int alignment[NTEST_ALLOCS/2] = static const int g_alignment[NTEST_ALLOCS / 2] =
{ {
128, 2048, 131072, 8192, 32, 32768, 16384 , 262144, 128, 2048, 131072, 8192, 32, 32768, 16384 , 262144,
512, 4096, 65536, 8, 64, 1024, 16, 4 512, 4096, 65536, 8, 64, 1024, 16, 4
}; };
static void *allocs[NTEST_ALLOCS]; static FAR void *g_allocs[NTEST_ALLOCS];
static struct mallinfo alloc_info; static struct mallinfo g_alloc_info;
/**************************************************************************** /****************************************************************************
* Private Functions * Private Functions
@ -124,21 +126,22 @@ static struct mallinfo alloc_info;
static void mm_showmallinfo(void) static void mm_showmallinfo(void)
{ {
alloc_info = mallinfo(); g_alloc_info = mallinfo();
printf(" mallinfo:\n"); printf(" mallinfo:\n");
printf(" Total space allocated from system = %lu\n", printf(" Total space allocated from system = %lu\n",
(unsigned long)alloc_info.arena); (unsigned long)g_alloc_info.arena);
printf(" Number of non-inuse chunks = %lu\n", printf(" Number of non-inuse chunks = %lu\n",
(unsigned long)alloc_info.ordblks); (unsigned long)g_alloc_info.ordblks);
printf(" Largest non-inuse chunk = %lu\n", printf(" Largest non-inuse chunk = %lu\n",
(unsigned long)alloc_info.mxordblk); (unsigned long)g_alloc_info.mxordblk);
printf(" Total allocated space = %lu\n", printf(" Total allocated space = %lu\n",
(unsigned long)alloc_info.uordblks); (unsigned long)g_alloc_info.uordblks);
printf(" Total non-inuse space = %lu\n", printf(" Total non-inuse space = %lu\n",
(unsigned long)alloc_info.fordblks); (unsigned long)g_alloc_info.fordblks);
} }
static void do_mallocs(void **mem, const int *size, const int *seq, int n) static void do_mallocs(FAR void **mem, FAR const int *size,
FAR const int *seq, int n)
{ {
int i; int i;
int j; int j;
@ -157,16 +160,18 @@ static void do_mallocs(void **mem, const int *size, const int *seq, int n)
{ {
int allocsize = MM_ALIGN_UP(size[j] + SIZEOF_MM_ALLOCNODE); int allocsize = MM_ALIGN_UP(size[j] + SIZEOF_MM_ALLOCNODE);
fprintf(stderr, "(%d)malloc failed for allocsize=%d\n", i, allocsize); fprintf(stderr, "(%d)malloc failed for allocsize=%d\n",
if (allocsize > alloc_info.mxordblk) i, allocsize);
if (allocsize > g_alloc_info.mxordblk)
{ {
fprintf(stderr, " Normal, largest free block is only %lu\n", fprintf(stderr, " Normal, largest free block is only %lu\n",
(unsigned long)alloc_info.mxordblk); (unsigned long)g_alloc_info.mxordblk);
} }
else else
{ {
fprintf(stderr, " ERROR largest free block is %lu\n", fprintf(stderr, " ERROR largest free block is %lu\n",
(unsigned long)alloc_info.mxordblk); (unsigned long)g_alloc_info.mxordblk);
exit(1); exit(1);
} }
} }
@ -180,7 +185,8 @@ static void do_mallocs(void **mem, const int *size, const int *seq, int n)
} }
} }
static void do_reallocs(void **mem, const int *oldsize, const int *newsize, const int *seq, int n) static void do_reallocs(FAR void **mem, FAR const int *oldsize,
FAR const int *newsize, FAR const int *seq, int n)
{ {
int i; int i;
int j; int j;
@ -199,15 +205,15 @@ static void do_reallocs(void **mem, const int *oldsize, const int *newsize, cons
int allocsize = MM_ALIGN_UP(newsize[j] + SIZEOF_MM_ALLOCNODE); int allocsize = MM_ALIGN_UP(newsize[j] + SIZEOF_MM_ALLOCNODE);
fprintf(stderr, "(%d)realloc failed for allocsize=%d\n", i, allocsize); fprintf(stderr, "(%d)realloc failed for allocsize=%d\n", i, allocsize);
if (allocsize > alloc_info.mxordblk) if (allocsize > g_alloc_info.mxordblk)
{ {
fprintf(stderr, " Normal, largest free block is only %lu\n", fprintf(stderr, " Normal, largest free block is only %lu\n",
(unsigned long)alloc_info.mxordblk); (unsigned long)g_alloc_info.mxordblk);
} }
else else
{ {
fprintf(stderr, " ERROR largest free block is %lu\n", fprintf(stderr, " ERROR largest free block is %lu\n",
(unsigned long)alloc_info.mxordblk); (unsigned long)g_alloc_info.mxordblk);
exit(1); exit(1);
} }
} }
@ -220,7 +226,8 @@ static void do_reallocs(void **mem, const int *oldsize, const int *newsize, cons
} }
} }
static void do_memaligns(void **mem, const int *size, const int *align, const int *seq, int n) static void do_memaligns(FAR void **mem, FAR const int *size, FAR const int *align,
FAR const int *seq, int n)
{ {
int i; int i;
int j; int j;
@ -239,15 +246,15 @@ static void do_memaligns(void **mem, const int *size, const int *align, const in
int allocsize = MM_ALIGN_UP(size[j] + SIZEOF_MM_ALLOCNODE) + 2*align[i]; int allocsize = MM_ALIGN_UP(size[j] + SIZEOF_MM_ALLOCNODE) + 2*align[i];
fprintf(stderr, "(%d)memalign failed for allocsize=%d\n", i, allocsize); fprintf(stderr, "(%d)memalign failed for allocsize=%d\n", i, allocsize);
if (allocsize > alloc_info.mxordblk) if (allocsize > g_alloc_info.mxordblk)
{ {
fprintf(stderr, " Normal, largest free block is only %lu\n", fprintf(stderr, " Normal, largest free block is only %lu\n",
(unsigned long)alloc_info.mxordblk); (unsigned long)g_alloc_info.mxordblk);
} }
else else
{ {
fprintf(stderr, " ERROR largest free block is %lu\n", fprintf(stderr, " ERROR largest free block is %lu\n",
(unsigned long)alloc_info.mxordblk); (unsigned long)g_alloc_info.mxordblk);
exit(1); exit(1);
} }
} }
@ -260,7 +267,8 @@ static void do_memaligns(void **mem, const int *size, const int *align, const in
} }
} }
static void do_frees(void **mem, const int *size, const int *seq, int n) static void do_frees(FAR void **mem, FAR const int *size,
FAR const int *seq, int n)
{ {
int i; int i;
int j; int j;
@ -293,24 +301,25 @@ int main(int argc, FAR char *argv[])
/* Allocate some memory */ /* Allocate some memory */
do_mallocs(allocs, alloc_sizes, random1, NTEST_ALLOCS); do_mallocs(g_allocs, g_alloc_sizes, g_random1, NTEST_ALLOCS);
/* Re-allocate the memory */ /* Re-allocate the memory */
do_reallocs(allocs, alloc_sizes, realloc_sizes, random2, NTEST_ALLOCS); do_reallocs(g_allocs, g_alloc_sizes, g_realloc_sizes, g_random2, NTEST_ALLOCS);
/* Release the memory */ /* Release the memory */
do_frees(allocs, realloc_sizes, random3, NTEST_ALLOCS); do_frees(g_allocs, g_realloc_sizes, g_random3, NTEST_ALLOCS);
/* Allocate aligned memory */ /* Allocate aligned memory */
do_memaligns(allocs, alloc_sizes, alignment, random2, NTEST_ALLOCS/2); do_memaligns(g_allocs, g_alloc_sizes, g_alignment, g_random2, NTEST_ALLOCS / 2);
do_memaligns(allocs, alloc_sizes, alignment, &random2[NTEST_ALLOCS/2], NTEST_ALLOCS/2); do_memaligns(g_allocs, g_alloc_sizes, g_alignment, &g_random2[NTEST_ALLOCS / 2],
NTEST_ALLOCS / 2);
/* Release aligned memory */ /* Release aligned memory */
do_frees(allocs, alloc_sizes, random1, NTEST_ALLOCS); do_frees(g_allocs, g_alloc_sizes, g_random1, NTEST_ALLOCS);
printf("TEST COMPLETE\n"); printf("TEST COMPLETE\n");
return 0; return 0;