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jeremybenn |
/* Copyright (C) 2009 Free Software Foundation.
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Test things that should block GCC from optimizing compile-time
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constants passed to a builtin complex transcendental functions.
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Origin: Kaveh R. Ghazi, January 28, 2009. */
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/* { dg-do compile } */
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/* { dg-options "-fdump-tree-original" } */
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extern void foof (_Complex float);
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extern void foo (_Complex double);
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extern void fool (_Complex long double);
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#define TESTIT(FUNC, ARG) do { \
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foof (__builtin_##FUNC##f (ARG##F)); \
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foo (__builtin_##FUNC (ARG)); \
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fool (__builtin_##FUNC##l (ARG##L)); \
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} while (0)
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#define TESTIT2(FUNC, ARG0, ARG1) do { \
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foof (__builtin_##FUNC##f (ARG0##F, ARG1##F)); \
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foo (__builtin_##FUNC (ARG0, ARG1)); \
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fool (__builtin_##FUNC##l (ARG0##L, ARG1##L)); \
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} while (0)
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void bar()
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{
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/* An argument of NaN is not evaluated at compile-time. */
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#ifndef __SPU__
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foof (__builtin_csqrtf (__builtin_nanf("")));
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#endif
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foo (__builtin_csqrt (__builtin_nan("")));
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fool (__builtin_csqrtl (__builtin_nanl("")));
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/* An argument of Inf/-Inf is not evaluated at compile-time. */
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#ifndef __SPU__
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foof (__builtin_csqrtf (__builtin_inff()));
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#endif
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foo (__builtin_csqrt (__builtin_inf()));
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fool (__builtin_csqrtl (__builtin_infl()));
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#ifndef __SPU__
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foof (__builtin_csqrtf (-__builtin_inff()));
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#endif
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foo (__builtin_csqrt (-__builtin_inf()));
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fool (__builtin_csqrtl (-__builtin_infl()));
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/* Check for overflow/underflow. */
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TESTIT (cexp, 1e20);
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TESTIT (cexp, -1e20);
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/* An argument of NaN is not evaluated at compile-time. */
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#ifndef __SPU__
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foof (__builtin_cpowf (__builtin_nanf(""), 2.5F));
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#endif
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foo (__builtin_cpow (__builtin_nan(""), 2.5));
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fool (__builtin_cpowl (__builtin_nanl(""), 2.5L));
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#ifndef __SPU__
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foof (__builtin_cpowf (2.5F, __builtin_nanf("")));
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#endif
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foo (__builtin_cpow (2.5, __builtin_nan("")));
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fool (__builtin_cpowl (2.5L, __builtin_nanl("")));
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/* An argument of Inf/-Inf is not evaluated at compile-time. */
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#ifndef __SPU__
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foof (__builtin_cpowf (__builtin_inff(), 2.5F));
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#endif
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foo (__builtin_cpow (__builtin_inf(), 2.5));
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fool (__builtin_cpowl (__builtin_infl(), 2.5L));
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#ifndef __SPU__
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foof (__builtin_cpowf (-__builtin_inff(), 2.5F));
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#endif
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foo (__builtin_cpow (-__builtin_inf(), 2.5));
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fool (__builtin_cpowl (-__builtin_infl(), 2.5L));
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#ifndef __SPU__
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foof (__builtin_cpowf (2.5F, __builtin_inff()));
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#endif
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foo (__builtin_cpow (2.5, __builtin_inf()));
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fool (__builtin_cpowl (2.5L, __builtin_infl()));
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#ifndef __SPU__
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foof (__builtin_cpowf (2.5F, -__builtin_inff()));
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#endif
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foo (__builtin_cpow (2.5, -__builtin_inf()));
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fool (__builtin_cpowl (2.5L, -__builtin_infl()));
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/* Check for Inv/NaN return values. */
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TESTIT2 (cpow, -0.0, -4.5); /* Returns Inf */
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TESTIT2 (cpow, 0.0, -4.5); /* Returns Inf */
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/* Check for overflow/underflow. */
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foof (__builtin_cpowf (__FLT_MAX__, 3.5F));
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foof (__builtin_cpowf (__FLT_MAX__ * 1.FI, 3.5F));
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foo (__builtin_cpow (__DBL_MAX__, 3.5));
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foo (__builtin_cpow (__DBL_MAX__ * 1.I, 3.5));
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fool (__builtin_cpowl (__LDBL_MAX__, 3.5L));
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fool (__builtin_cpowl (__LDBL_MAX__ * 1.LI, 3.5L));
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TESTIT2 (cpow, 2.0, 0x1p50);
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TESTIT2 (cpow, 2.0, 0x1p28);
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TESTIT2 (cpow, 2.0, 0x1p24);
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foof (__builtin_cpowf (__FLT_MAX__, -3.5F));
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foof (__builtin_cpowf (__FLT_MAX__ * 1.FI, -3.5F));
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foo (__builtin_cpow (__DBL_MAX__, -3.5));
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foo (__builtin_cpow (__DBL_MAX__ * 1.I, -3.5));
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fool (__builtin_cpowl (__LDBL_MAX__, -3.5L));
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fool (__builtin_cpowl (__LDBL_MAX__ * 1.LI, -3.5L));
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TESTIT2 (cpow, 2.0, -0x1p50);
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TESTIT2 (cpow, 2.0, -0x1p28);
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TESTIT2 (cpow, 2.0, -0x1p24);
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}
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/* { dg-final { scan-tree-dump-times "csqrtf" 3 "original" { target { ! { spu*-*-* } } } } } */
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/* { dg-final { scan-tree-dump-times "csqrtf" 0 "original" { target { spu*-*-* } } } } */
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/* { dg-final { scan-tree-dump-times "csqrt " 3 "original" } } */
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/* { dg-final { scan-tree-dump-times "csqrtl" 3 "original" } } */
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/* { dg-final { scan-tree-dump-times "cexpf" 2 "original" } } */
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/* { dg-final { scan-tree-dump-times "cexp " 2 "original" } } */
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/* { dg-final { scan-tree-dump-times "cexpl" 2 "original" } } */
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/* { dg-final { scan-tree-dump-times "cpowf" 18 "original" { target { ! { spu*-*-* } } } } } */
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/* { dg-final { scan-tree-dump-times "cpowf" 12 "original" { target { spu*-*-* } } } } */
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/* { dg-final { scan-tree-dump-times "cpow " 18 "original" } } */
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/* { dg-final { scan-tree-dump-times "cpowl" 18 "original" } } */
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/* { dg-final { cleanup-tree-dump "original" } } */
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