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authorAaron Sawdey <acsawdey@linux.vnet.ibm.com>2018-01-10 18:30:41 +0000
committerAaron Sawdey <acsawdey@gcc.gnu.org>2018-01-10 12:30:41 -0600
commitec2f999b10ef09473c1cc227314071712899b2e7 (patch)
treeac1400a54bbbd63213ff153ff78eb7f52692210d
parent7074b41bdc846ec75942aa3f883f85c9e7967a7c (diff)
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memcmp-1.c: Reduce runtime to something reasonable.
2018-01-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> * gcc.dg/memcmp-1.c: Reduce runtime to something reasonable. From-SVN: r256443
-rw-r--r--gcc/testsuite/ChangeLog4
-rw-r--r--gcc/testsuite/gcc.dg/memcmp-1.c39
2 files changed, 25 insertions, 18 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 3936188..6431aa4 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2018-01-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
+
+ * gcc.dg/memcmp-1.c: Reduce runtime to something reasonable.
+
2018-01-10 Marek Polacek <polacek@redhat.com>
PR c++/82541
diff --git a/gcc/testsuite/gcc.dg/memcmp-1.c b/gcc/testsuite/gcc.dg/memcmp-1.c
index 889c7ed..a79db51 100644
--- a/gcc/testsuite/gcc.dg/memcmp-1.c
+++ b/gcc/testsuite/gcc.dg/memcmp-1.c
@@ -12,8 +12,20 @@ int lib_memcmp(const void *a, const void *b, size_t n) asm("memcmp");
int lib_strncmp(const char *a, const char *b, size_t n) asm("strncmp");
#ifndef NRAND
+#ifdef TEST_ALL
#define NRAND 10000
+#else
+#define NRAND 500
+#endif
+#endif
+#ifndef TZONE
+#ifdef TEST_ALL
+#define TZONE 16
+#else
+#define TZONE 8
#endif
+#endif
+
#define MAX_SZ 600
#define DEF_RS(ALIGN) \
@@ -33,9 +45,7 @@ static void test_memcmp_runtime_size_ ## ALIGN (const char *str1, \
b = four+i*ALIGN+j*(4096-2*i*ALIGN); \
memcpy(a,str1,sz); \
memcpy(b,str2,sz); \
- asm(" "); \
r = memcmp(a,b,sz); \
- asm(" "); \
if ( r < 0 && !(expect < 0) ) abort(); \
if ( r > 0 && !(expect > 0) ) abort(); \
if ( r == 0 && !(expect == 0) ) abort(); \
@@ -67,15 +77,13 @@ static void test_memcmp_runtime_size (const char *str1, const char *str2,
{
for (a1=0; a1 < 2*sizeof(void *); a1++)
{
+ a = three+i*a1+j*(4096-2*i*a1);
+ memcpy(a,str1,sz);
for (a2=0; a2 < 2*sizeof(void *); a2++)
{
- a = three+i*a1+j*(4096-2*i*a1);
b = four+i*a2+j*(4096-2*i*a2);
- memcpy(a,str1,sz);
memcpy(b,str2,sz);
- asm(" ");
r = memcmp(a,b,sz);
- asm(" ");
if ( r < 0 && !(expect < 0) ) abort();
if ( r > 0 && !(expect > 0) ) abort();
if ( r == 0 && !(expect == 0) ) abort();
@@ -89,7 +97,7 @@ static void test_driver_memcmp (void (test_memcmp)(const char *, const char *, i
void (test_strncmp)(const char *, const char *, int),
size_t sz, int align)
{
- char buf1[MAX_SZ*2+10],buf2[MAX_SZ*2+10];
+ char buf1[MAX_SZ*2+TZONE],buf2[MAX_SZ*2+TZONE];
size_t test_sz = (sz<MAX_SZ)?sz:MAX_SZ;
size_t diff_pos, zero_pos;
uint32_t e;
@@ -111,8 +119,8 @@ static void test_driver_memcmp (void (test_memcmp)(const char *, const char *, i
(*test_strncmp)(buf1,buf2,e);
}
}
- for(diff_pos = ((test_sz>10)?(test_sz-10):0); diff_pos < test_sz+10; diff_pos++)
- for(zero_pos = ((test_sz>10)?(test_sz-10):0); zero_pos < test_sz+10; zero_pos++)
+ for(diff_pos = ((test_sz>TZONE)?(test_sz-TZONE):0); diff_pos < test_sz+TZONE; diff_pos++)
+ for(zero_pos = ((test_sz>TZONE)?(test_sz-TZONE):0); zero_pos < test_sz+TZONE; zero_pos++)
{
memset(buf1, 'A', 2*test_sz);
memset(buf2, 'A', 2*test_sz);
@@ -125,7 +133,6 @@ static void test_driver_memcmp (void (test_memcmp)(const char *, const char *, i
(*test_memcmp)(buf2,buf2,0);
test_memcmp_runtime_size (buf1, buf2, sz, e);
test_memcmp_runtime_size (buf2, buf1, sz, -e);
- test_memcmp_runtime_size (buf2, buf2, sz, 0);
e = lib_strncmp(buf1,buf2,sz);
(*test_strncmp)(buf1,buf2,e);
(*test_strncmp)(buf2,buf1,-e);
@@ -470,10 +477,8 @@ DEF_TEST(8,1)
DEF_TEST(9,1)
DEF_TEST(16,1)
DEF_TEST(32,1)
-DEF_TEST(100,1)
-DEF_TEST(100,8)
-DEF_TEST(180,1)
-DEF_TEST(180,8)
+DEF_TEST(33,8)
+DEF_TEST(49,1)
#endif
int
@@ -753,9 +758,7 @@ main(int argc, char **argv)
RUN_TEST(9,1)
RUN_TEST(16,1)
RUN_TEST(32,1)
- RUN_TEST(100,1)
- RUN_TEST(100,8)
- RUN_TEST(180,1)
- RUN_TEST(180,8)
+ RUN_TEST(33,8)
+ RUN_TEST(49,1)
#endif
}