X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=blobdiff_plain;f=tests%2Ftest-bitfield.c;fp=tests%2Ftest-bitfield.c;h=0000000000000000000000000000000000000000;hp=3bf7568280f87908bfee63240008c36900fd12dc;hb=ffb12bdc29764f89f642d064daca941a5fd5c775;hpb=217b52c547ffee31e342cc5c3c1a1f6c6de2d3cf

diff --git a/tests/test-bitfield.c b/tests/test-bitfield.c
deleted file mode 100644
index 3bf75682..00000000
--- a/tests/test-bitfield.c
+++ /dev/null
@@ -1,371 +0,0 @@
-/*
- * test-bitfield.c
- *
- * BabelTrace - bitfield test program
- *
- * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; under version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#define _GNU_SOURCE
-#include <babeltrace/bitfield.h>
-#include <time.h>
-#include <stdlib.h>
-#include <stdio.h>
-
-unsigned int glob;
-
-/*
- * This function is only declared to show the size of a bitfield write in
- * objdump.
- */
-void fct(void)
-{
-	bt_bitfield_write(&glob, unsigned int, 12, 15, 0x12345678);
-}
-
-/* Test array size, in bytes */
-#define TEST_LEN 128
-#define NR_TESTS 10
-
-unsigned int srcrand;
-
-#if defined(__i386) || defined(__x86_64)
-
-static inline int fls(int x)
-{
-	int r;
-	asm("bsrl %1,%0\n\t"
-	    "cmovzl %2,%0"
-	    : "=&r" (r) : "rm" (x), "rm" (-1));
-	return r + 1;
-}
-
-#elif defined(__PPC__)
-
-static __inline__ int fls(unsigned int x)
-{
-	int lz;
-
-	asm ("cntlzw %0,%1" : "=r" (lz) : "r" (x));
-	return 32 - lz;
-}
-
-#else
-
-static int fls(unsigned int x)
-{
-	int r = 32;
-
-	if (!x)
-		return 0;
-	if (!(x & 0xFFFF0000U)) {
-		x <<= 16;
-		r -= 16;
-	}
-	if (!(x & 0xFF000000U)) {
-		x <<= 8;
-		r -= 8;
-	}
-	if (!(x & 0xF0000000U)) {
-		x <<= 4;
-		r -= 4;
-	}
-	if (!(x & 0xC0000000U)) {
-		x <<= 2;
-		r -= 2;
-	}
-	if (!(x & 0x80000000U)) {
-		x <<= 1;
-		r -= 1;
-	}
-	return r;
-}
-
-#endif
-
-#define print_byte_array(c, len)	\
-do {					\
-	unsigned long i;		\
-					\
-	for (i = 0; i < (len); i++) {	\
-		printf("0x%X", (c)[i]);	\
-		if (i != (len) - 1)	\
-			printf(" ");	\
-	}				\
-	printf("\n");			\
-} while (0)
-
-#define init_byte_array(c, len, val)	\
-do {					\
-	unsigned long i;		\
-					\
-	for (i = 0; i < (len); i++)	\
-		(c)[i] = (val);		\
-} while (0)
-
-int run_test_unsigned(void)
-{
-	unsigned int src, nrbits;
-	union {
-		unsigned char c[TEST_LEN];
-		unsigned short s[TEST_LEN/sizeof(unsigned short)];
-		unsigned int i[TEST_LEN/sizeof(unsigned int)];
-		unsigned long l[TEST_LEN/sizeof(unsigned long)];
-		unsigned long long ll[TEST_LEN/sizeof(unsigned long long)];
-	} target;
-	unsigned long long readval;
-	unsigned int s, l;
-	int err = 0;
-
-	printf("Running unsigned test with 0x%X\n", srcrand);
-
-	src = srcrand;
-	nrbits = fls(src);
-
-	for (s = 0; s < CHAR_BIT * TEST_LEN; s++) {
-		for (l = nrbits; l < (CHAR_BIT * TEST_LEN) - s; l++) {
-			init_byte_array(target.c, TEST_LEN, 0xFF);
-			bt_bitfield_write(target.c, unsigned char, s, l, src);
-			bt_bitfield_read(target.c, unsigned char, s, l, &readval);
-			if (readval != src) {
-				printf("Error (bytewise) src %X read %llX shift %d len %d\n",
-				       src, readval, s, l);
-				print_byte_array(target.c, TEST_LEN);
-				err = 1;
-			}
-
-			init_byte_array(target.c, TEST_LEN, 0xFF);
-			bt_bitfield_write(target.s, unsigned short, s, l, src);
-			bt_bitfield_read(target.c, unsigned char, s, l, &readval);
-			if (readval != src) {
-				printf("Error (shortwise) src %X read %llX shift %d len %d\n",
-				       src, readval, s, l);
-				print_byte_array(target.c, TEST_LEN);
-				err = 1;
-			}
-
-			init_byte_array(target.c, TEST_LEN, 0xFF);
-			bt_bitfield_write(target.i, unsigned int, s, l, src);
-			bt_bitfield_read(target.c, unsigned char, s, l, &readval);
-			if (readval != src) {
-				printf("Error (intwise) src %X read %llX shift %d len %d\n",
-				       src, readval, s, l);
-				print_byte_array(target.c, TEST_LEN);
-				err = 1;
-			}
-
-			init_byte_array(target.c, TEST_LEN, 0xFF);
-			bt_bitfield_write(target.l, unsigned long, s, l, src);
-			bt_bitfield_read(target.c, unsigned char, s, l, &readval);
-			if (readval != src) {
-				printf("Error (longwise) src %X read %llX shift %d len %d\n",
-				       src, readval, s, l);
-				print_byte_array(target.c, TEST_LEN);
-				err = 1;
-			}
-
-			init_byte_array(target.c, TEST_LEN, 0xFF);
-			bt_bitfield_write(target.ll, unsigned long long, s, l, src);
-			bt_bitfield_read(target.c, unsigned char, s, l, &readval);
-			if (readval != src) {
-				printf("Error (longlongwise) src %X read %llX shift %d len %d\n",
-				       src, readval, s, l);
-				print_byte_array(target.c, TEST_LEN);
-				err = 1;
-			}
-		}
-	}
-	if (!err)
-		printf("Success!\n");
-	else
-		printf("Failed!\n");
-	return err;
-}
-
-int run_test_signed(void)
-{
-	int src, nrbits;
-	union {
-		signed char c[TEST_LEN];
-		short s[TEST_LEN/sizeof(short)];
-		int i[TEST_LEN/sizeof(int)];
-		long l[TEST_LEN/sizeof(long)];
-		long long ll[TEST_LEN/sizeof(long long)];
-	} target;
-	long long readval;
-	unsigned int s, l;
-	int err = 0;
-
-	printf("Running signed test with 0x%X\n", srcrand);
-
-	src = srcrand;
-	if (src & 0x80000000U)
-		nrbits = fls(~src) + 1;	/* Find least significant bit conveying sign */
-	else
-		nrbits = fls(src) + 1;	/* Keep sign at 0 */
-
-	for (s = 0; s < 8 * TEST_LEN; s++) {
-		for (l = nrbits; l < (8 * TEST_LEN) - s; l++) {
-			init_byte_array(target.c, TEST_LEN, 0x0);
-			bt_bitfield_write(target.c, signed char, s, l, src);
-			bt_bitfield_read(target.c, signed char, s, l, &readval);
-			if (readval != src) {
-				printf("Error (bytewise) src %X read %llX shift %d len %d\n",
-				       src, readval, s, l);
-				print_byte_array(target.c, TEST_LEN);
-				err = 1;
-			}
-
-			init_byte_array(target.c, TEST_LEN, 0x0);
-			bt_bitfield_write(target.s, short, s, l, src);
-			bt_bitfield_read(target.c, signed char, s, l, &readval);
-			if (readval != src) {
-				printf("Error (shortwise) src %X read %llX shift %d len %d\n",
-				       src, readval, s, l);
-				print_byte_array(target.c, TEST_LEN);
-				err = 1;
-			}
-
-			init_byte_array(target.c, TEST_LEN, 0x0);
-			bt_bitfield_write(target.i, int, s, l, src);
-			bt_bitfield_read(target.c, signed char, s, l, &readval);
-			if (readval != src) {
-				printf("Error (intwise) src %X read %llX shift %d len %d\n",
-				       src, readval, s, l);
-				print_byte_array(target.c, TEST_LEN);
-				err = 1;
-			}
-
-			init_byte_array(target.c, TEST_LEN, 0x0);
-			bt_bitfield_write(target.l, long, s, l, src);
-			bt_bitfield_read(target.c, signed char, s, l, &readval);
-			if (readval != src) {
-				printf("Error (longwise) src %X read %llX shift %d len %d\n",
-				       src, readval, s, l);
-				print_byte_array(target.c, TEST_LEN);
-				err = 1;
-			}
-
-			init_byte_array(target.c, TEST_LEN, 0x0);
-			bt_bitfield_write(target.ll, long long, s, l, src);
-			bt_bitfield_read(target.c, signed char, s, l, &readval);
-			if (readval != src) {
-				printf("Error (longlongwise) src %X read %llX shift %d len %d\n",
-				       src, readval, s, l);
-				print_byte_array(target.c, TEST_LEN);
-				err = 1;
-			}
-		}
-	}
-	if (!err)
-		printf("Success!\n");
-	else
-		printf("Failed!\n");
-	return err;
-}
-
-int run_test(void)
-{
-	int err = 0;
-	int i;
-
-	srand(time(NULL));
-
-	srcrand = 0;
-	err |= run_test_unsigned();
-	srcrand = 0;
-	err |= run_test_signed();
-	srcrand = 1;
-	err |= run_test_unsigned();
-	srcrand = ~0U;
-	err |= run_test_unsigned();
-	srcrand = -1;
-	err |= run_test_signed();
-	srcrand = (int)0x80000000U;
-	err |= run_test_signed();
-
-	for (i = 0; i < NR_TESTS; i++) {
-		srcrand = rand();
-		err |= run_test_unsigned();
-		err |= run_test_signed();
-	}
-	return err;
-}
-
-int main(int argc, char **argv)
-{
-	unsigned long src;
-	unsigned int shift, len;
-	int ret;
-	union {
-		unsigned char c[8];
-		unsigned short s[4];
-		unsigned int i[2];
-		unsigned long l[2];
-		unsigned long long ll[1];
-	} target;
-	unsigned long long readval;
-
-	if (argc > 1)
-		src = atoi(argv[1]);
-	else
-		src = 0x12345678;
-	if (argc > 2)
-		shift = atoi(argv[2]);
-	else
-		shift = 12;
-	if (argc > 3)
-		len = atoi(argv[3]);
-	else
-		len = 40;
-
-	target.i[0] = 0xFFFFFFFF;
-	target.i[1] = 0xFFFFFFFF;
-	bt_bitfield_write(target.c, unsigned char, shift, len, src);
-	printf("bytewise\n");
-	print_byte_array(target.c, 8);
-
-	target.i[0] = 0xFFFFFFFF;
-	target.i[1] = 0xFFFFFFFF;
-	bt_bitfield_write(target.s, unsigned short, shift, len, src);
-	printf("shortwise\n");
-	print_byte_array(target.c, 8);
-
-	target.i[0] = 0xFFFFFFFF;
-	target.i[1] = 0xFFFFFFFF;
-	bt_bitfield_write(target.i, unsigned int, shift, len, src);
-	printf("intwise\n");
-	print_byte_array(target.c, 8);
-
-	target.i[0] = 0xFFFFFFFF;
-	target.i[1] = 0xFFFFFFFF;
-	bt_bitfield_write(target.l, unsigned long, shift, len, src);
-	printf("longwise\n");
-	print_byte_array(target.c, 8);
-
-	target.i[0] = 0xFFFFFFFF;
-	target.i[1] = 0xFFFFFFFF;
-	bt_bitfield_write(target.ll, unsigned long long, shift, len, src);
-	printf("lluwise\n");
-	print_byte_array(target.c, 8);
-
-	bt_bitfield_read(target.c, unsigned char, shift, len, &readval);
-	printf("read: %llX\n", readval);
-
-	ret = run_test();
-
-	return ret;
-}