| /* Copyright (C) 2009 Free Software Foundation. |
| |
| Test things that should block GCC from optimizing compile-time |
| constants passed to a builtin complex transcendental functions. |
| |
| Origin: Kaveh R. Ghazi, January 28, 2009. */ |
| |
| /* { dg-do compile } */ |
| /* { dg-require-effective-target inf } */ |
| /* { dg-options "-fdump-tree-original" } */ |
| |
| extern void foof (_Complex float); |
| extern void foo (_Complex double); |
| extern void fool (_Complex long double); |
| |
| #define TESTIT(FUNC, ARG) do { \ |
| foof (__builtin_##FUNC##f (ARG##F)); \ |
| foo (__builtin_##FUNC (ARG)); \ |
| fool (__builtin_##FUNC##l (ARG##L)); \ |
| } while (0) |
| |
| #define TESTIT2(FUNC, ARG0, ARG1) do { \ |
| foof (__builtin_##FUNC##f (ARG0##F, ARG1##F)); \ |
| foo (__builtin_##FUNC (ARG0, ARG1)); \ |
| fool (__builtin_##FUNC##l (ARG0##L, ARG1##L)); \ |
| } while (0) |
| |
| void bar() |
| { |
| /* An argument of NaN is not evaluated at compile-time. */ |
| foof (__builtin_csqrtf (__builtin_nanf(""))); |
| foo (__builtin_csqrt (__builtin_nan(""))); |
| fool (__builtin_csqrtl (__builtin_nanl(""))); |
| |
| /* An argument of Inf/-Inf is not evaluated at compile-time. */ |
| foof (__builtin_csqrtf (__builtin_inff())); |
| foo (__builtin_csqrt (__builtin_inf())); |
| fool (__builtin_csqrtl (__builtin_infl())); |
| foof (__builtin_csqrtf (-__builtin_inff())); |
| foo (__builtin_csqrt (-__builtin_inf())); |
| fool (__builtin_csqrtl (-__builtin_infl())); |
| |
| /* Check for overflow/underflow. */ |
| TESTIT (cexp, 1e20); |
| TESTIT (cexp, -1e20); |
| |
| /* An argument of NaN is not evaluated at compile-time. */ |
| foof (__builtin_cpowf (__builtin_nanf(""), 2.5F)); |
| foo (__builtin_cpow (__builtin_nan(""), 2.5)); |
| fool (__builtin_cpowl (__builtin_nanl(""), 2.5L)); |
| foof (__builtin_cpowf (2.5F, __builtin_nanf(""))); |
| foo (__builtin_cpow (2.5, __builtin_nan(""))); |
| fool (__builtin_cpowl (2.5L, __builtin_nanl(""))); |
| |
| /* An argument of Inf/-Inf is not evaluated at compile-time. */ |
| foof (__builtin_cpowf (__builtin_inff(), 2.5F)); |
| foo (__builtin_cpow (__builtin_inf(), 2.5)); |
| fool (__builtin_cpowl (__builtin_infl(), 2.5L)); |
| foof (__builtin_cpowf (-__builtin_inff(), 2.5F)); |
| foo (__builtin_cpow (-__builtin_inf(), 2.5)); |
| fool (__builtin_cpowl (-__builtin_infl(), 2.5L)); |
| foof (__builtin_cpowf (2.5F, __builtin_inff())); |
| foo (__builtin_cpow (2.5, __builtin_inf())); |
| fool (__builtin_cpowl (2.5L, __builtin_infl())); |
| foof (__builtin_cpowf (2.5F, -__builtin_inff())); |
| foo (__builtin_cpow (2.5, -__builtin_inf())); |
| fool (__builtin_cpowl (2.5L, -__builtin_infl())); |
| |
| /* Check for Inv/NaN return values. */ |
| TESTIT2 (cpow, -0.0, -4.5); /* Returns Inf */ |
| TESTIT2 (cpow, 0.0, -4.5); /* Returns Inf */ |
| |
| /* Check for overflow/underflow. */ |
| foof (__builtin_cpowf (__FLT_MAX__, 3.5F)); |
| foof (__builtin_cpowf (__FLT_MAX__ * 1.FI, 3.5F)); |
| foo (__builtin_cpow (__DBL_MAX__, 3.5)); |
| foo (__builtin_cpow (__DBL_MAX__ * 1.I, 3.5)); |
| fool (__builtin_cpowl (__LDBL_MAX__, 3.5L)); |
| fool (__builtin_cpowl (__LDBL_MAX__ * 1.LI, 3.5L)); |
| TESTIT2 (cpow, 2.0, 0x1p50); |
| TESTIT2 (cpow, 2.0, 0x1p28); |
| TESTIT2 (cpow, 2.0, 0x1p24); |
| foof (__builtin_cpowf (__FLT_MAX__, -3.5F)); |
| foof (__builtin_cpowf (__FLT_MAX__ * 1.FI, -3.5F)); |
| foo (__builtin_cpow (__DBL_MAX__, -3.5)); |
| foo (__builtin_cpow (__DBL_MAX__ * 1.I, -3.5)); |
| fool (__builtin_cpowl (__LDBL_MAX__, -3.5L)); |
| fool (__builtin_cpowl (__LDBL_MAX__ * 1.LI, -3.5L)); |
| TESTIT2 (cpow, 2.0, -0x1p50); |
| TESTIT2 (cpow, 2.0, -0x1p28); |
| TESTIT2 (cpow, 2.0, -0x1p24); |
| |
| } |
| |
| /* { dg-final { scan-tree-dump-times "csqrtf" 3 "original" } } */ |
| /* { dg-final { scan-tree-dump-times "csqrt " 3 "original" } } */ |
| /* { dg-final { scan-tree-dump-times "csqrtl" 3 "original" } } */ |
| /* { dg-final { scan-tree-dump-times "cexpf" 2 "original" } } */ |
| /* { dg-final { scan-tree-dump-times "cexp " 2 "original" } } */ |
| /* { dg-final { scan-tree-dump-times "cexpl" 2 "original" } } */ |
| /* { dg-final { scan-tree-dump-times "cpowf" 18 "original" } } */ |
| /* { dg-final { scan-tree-dump-times "cpow " 18 "original" } } */ |
| /* { dg-final { scan-tree-dump-times "cpowl" 18 "original" } } */ |