conversion.c: Test long double too.
2002-05-10 David S. Miller <davem@redhat.com> * gcc.c-torture/execute/conversion.c: Test long double too. From-SVN: r53368
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David S. Miller
David S. Miller
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@ -1,3 +1,7 @@
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2002-05-10 David S. Miller <davem@redhat.com>
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* gcc.c-torture/execute/conversion.c: Test long double too.
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2002-05-09 Jakub Jelinek <jakub@redhat.com>
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* lib/g77.exp (g77_link_flags): Append all multilib dirs containing
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@ -22,6 +22,13 @@ u2d(u)
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return u;
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}
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long double
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u2ld(u)
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unsigned int u;
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{
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return u;
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}
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float
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s2f(s)
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int s;
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@ -36,6 +43,13 @@ s2d(s)
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return s;
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}
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long double
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s2ld(s)
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int s;
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{
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return s;
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}
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int
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fnear (float x, float y)
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{
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@ -50,6 +64,13 @@ dnear (double x, double y)
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return t == 0 || x / t > 100000000000000.0;
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}
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int
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ldnear (double x, double y)
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{
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double t = x - y;
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return t == 0 || x / t > 100000000000000000000000000000000.0;
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}
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test_integer_to_float()
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{
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if (u2f(0U) != (float) 0U) /* 0 */
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@ -70,6 +91,15 @@ test_integer_to_float()
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if (u2d(~((~0U) >> 1)) != (double) ~((~0U) >> 1)) /* 0x80000000 */
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abort();
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if (u2ld(0U) != (long double) 0U) /* 0 */
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abort();
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if (!ldnear (u2ld(~0U), (long double) ~0U)) /* 0xffffffff */
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abort();
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if (!ldnear (u2ld((~0U) >> 1),(long double) ((~0U) >> 1))) /* 0x7fffffff */
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abort();
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if (u2ld(~((~0U) >> 1)) != (long double) ~((~0U) >> 1)) /* 0x80000000 */
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abort();
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if (s2f(0) != (float) 0) /* 0 */
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abort();
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if (!fnear (s2f(~0), (float) ~0)) /* 0xffffffff */
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@ -87,6 +117,15 @@ test_integer_to_float()
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abort();
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if (s2d((int)~((~0U) >> 1)) != (double)(int)~((~0U) >> 1)) /* 0x80000000 */
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abort();
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if (s2ld(0) != (long double) 0) /* 0 */
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abort();
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if (!ldnear (s2ld(~0), (long double) ~0)) /* 0xffffffff */
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abort();
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if (!ldnear (s2ld((int)((~0U) >> 1)), (long double)(int)((~0U) >> 1))) /* 0x7fffffff */
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abort();
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if (s2ld((int)~((~0U) >> 1)) != (long double)(int)~((~0U) >> 1)) /* 0x80000000 */
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abort();
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}
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#if __GNUC__
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@ -104,6 +143,13 @@ ull2d(u)
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return u;
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}
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long double
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ull2ld(u)
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unsigned long long int u;
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{
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return u;
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}
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float
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sll2f(s)
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long long int s;
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@ -118,6 +164,13 @@ sll2d(s)
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return s;
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}
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long double
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sll2ld(s)
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long long int s;
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{
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return s;
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}
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test_longlong_integer_to_float()
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{
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if (ull2f(0ULL) != (float) 0ULL) /* 0 */
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@ -147,6 +200,15 @@ test_longlong_integer_to_float()
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if (ull2d(~((~0ULL) >> 1)) != (double) ~((~0ULL) >> 1)) /* 0x80000000 */
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abort();
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if (ull2ld(0ULL) != (long double) 0ULL) /* 0 */
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abort();
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if (ull2ld(~0ULL) != (long double) ~0ULL) /* 0xffffffff */
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abort();
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if (ull2ld((~0ULL) >> 1) != (long double) ((~0ULL) >> 1)) /* 0x7fffffff */
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abort();
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if (ull2ld(~((~0ULL) >> 1)) != (long double) ~((~0ULL) >> 1)) /* 0x80000000 */
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abort();
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if (sll2f(0LL) != (float) 0LL) /* 0 */
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abort();
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if (sll2f(~0LL) != (float) ~0LL) /* 0xffffffff */
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@ -164,6 +226,15 @@ test_longlong_integer_to_float()
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abort();
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if (! dnear (sll2d((long long int)~((~0ULL) >> 1)), (double)(long long int)~((~0ULL) >> 1))) /* 0x80000000 */
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abort();
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if (sll2ld(0LL) != (long double) 0LL) /* 0 */
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abort();
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if (sll2ld(~0LL) != (long double) ~0LL) /* 0xffffffff */
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abort();
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if (!ldnear (sll2ld((long long int)((~0ULL) >> 1)), (long double)(long long int)((~0ULL) >> 1))) /* 0x7fffffff */
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abort();
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if (! ldnear (sll2ld((long long int)~((~0ULL) >> 1)), (long double)(long long int)~((~0ULL) >> 1))) /* 0x80000000 */
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abort();
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}
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#endif
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@ -179,6 +250,12 @@ d2u(double d)
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return (unsigned) d;
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}
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unsigned int
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ld2u(long double d)
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{
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return (unsigned) d;
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}
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int
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f2s(float f)
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{
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@ -191,6 +268,12 @@ d2s(double d)
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return (int) d;
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}
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int
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ld2s(long double d)
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{
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return (int) d;
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}
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test_float_to_integer()
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{
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if (f2u(0.0) != 0)
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@ -226,6 +309,25 @@ test_float_to_integer()
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abort();
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}
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/* These tests require long double precision, so for hosts that don't offer
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that much precision, just ignore these test. */
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if (sizeof (long double) >= 8) {
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if (ld2u(0.0) != 0)
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abort();
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if (ld2u(0.999) != 0)
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abort();
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if (ld2u(1.0) != 1)
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abort();
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if (ld2u(1.99) != 1)
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abort();
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if (ld2u((long double) (~0U)) != ~0U) /* 0xffffffff */
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abort();
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if (ld2u((long double) ((~0U) >> 1)) != (~0U) >> 1) /* 0x7fffffff */
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abort();
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if (ld2u((long double) ~((~0U) >> 1)) != ~((~0U) >> 1)) /* 0x80000000 */
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abort();
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}
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if (f2s(0.0) != 0)
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abort();
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if (f2s(0.999) != 0)
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@ -265,6 +367,29 @@ test_float_to_integer()
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if (d2s((double)(int)~((~0U) >> 1)) != (int)~((~0U) >> 1)) /* 0x80000000 */
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abort();
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}
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/* These tests require long double precision, so for hosts that don't offer
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that much precision, just ignore these test. */
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if (sizeof (long double) >= 8) {
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if (ld2s(0.0) != 0)
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abort();
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if (ld2s(0.999) != 0)
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abort();
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if (ld2s(1.0) != 1)
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abort();
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if (ld2s(1.99) != 1)
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abort();
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if (ld2s(-0.999) != 0)
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abort();
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if (ld2s(-1.0) != -1)
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abort();
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if (ld2s(-1.99) != -1)
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abort();
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if (ld2s((long double) ((~0U) >> 1)) != (~0U) >> 1) /* 0x7fffffff */
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abort();
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if (ld2s((long double)(int)~((~0U) >> 1)) != (int)~((~0U) >> 1)) /* 0x80000000 */
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abort();
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}
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}
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#if __GNUC__
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@ -280,6 +405,12 @@ d2ull(double d)
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return (unsigned long long int) d;
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}
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unsigned long long int
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ld2ull(long double d)
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{
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return (unsigned long long int) d;
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}
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long long int
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f2sll(float f)
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{
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@ -292,6 +423,12 @@ d2sll(double d)
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return (long long int) d;
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}
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long long int
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ld2sll(long double d)
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{
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return (long long int) d;
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}
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test_float_to_longlong_integer()
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{
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if (f2ull(0.0) != 0LL)
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@ -322,6 +459,20 @@ test_float_to_longlong_integer()
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if (d2ull((double) ~((~0ULL) >> 1)) != ~((~0ULL) >> 1)) /* 0x80000000 */
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abort();
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if (ld2ull(0.0) != 0LL)
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abort();
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if (ld2ull(0.999) != 0LL)
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abort();
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if (ld2ull(1.0) != 1LL)
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abort();
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if (ld2ull(1.99) != 1LL)
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abort();
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if (ld2ull((long double) ((~0ULL) >> 1)) != (~0ULL) >> 1 && /* 0x7fffffff */
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ld2ull((long double) ((~0ULL) >> 1)) != ((~0ULL) >> 1) + 1)
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abort();
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if (ld2ull((long double) ~((~0ULL) >> 1)) != ~((~0ULL) >> 1)) /* 0x80000000 */
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abort();
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if (f2sll(0.0) != 0LL)
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abort();
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@ -356,6 +507,23 @@ test_float_to_longlong_integer()
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abort();
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if (d2sll((double)(long long int)~((~0ULL) >> 1)) != (long long int)~((~0ULL) >> 1)) /* 0x80000000 */
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abort();
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if (ld2sll(0.0) != 0LL)
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abort();
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if (ld2sll(0.999) != 0LL)
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abort();
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if (ld2sll(1.0) != 1LL)
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abort();
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if (ld2sll(1.99) != 1LL)
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abort();
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if (ld2sll(-0.999) != 0LL)
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abort();
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if (ld2sll(-1.0) != -1LL)
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abort();
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if (ld2sll(-1.99) != -1LL)
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abort();
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if (ld2sll((long double)(long long int)~((~0ULL) >> 1)) != (long long int)~((~0ULL) >> 1)) /* 0x80000000 */
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abort();
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}
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#endif
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