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| author | Roger Sayle <roger@eyesopen.com> | 2004-01-23 16:16:33 +0000 |
|---|---|---|
| committer | Roger Sayle <sayle@gcc.gnu.org> | 2004-01-23 16:16:33 +0000 |
| commit | 25348c94e7a966a65fe94f62563ad1982f2f9923 (patch) | |
| tree | a4e7871be466032d2019d3dd74d2f1702b848756 /gcc/real.h | |
| parent | 69f2de23b2401a6602271262a103270a81d5f175 (diff) | |
| download | gcc-25348c94e7a966a65fe94f62563ad1982f2f9923.tar.gz | |
real.c (real_floor, real_ceil): Tweak to allow input and output arguments to overlap.
* real.c (real_floor, real_ceil): Tweak to allow input and output
arguments to overlap.
(real_round): New function to implement round(3m) semantics.
* real.h (real_round): Prototype here.
* builtins.c (fold_builtin_round): New function to constant fold
round, roundf and roundl.
(fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
* gcc.dg/builtins-29.c: New test case.
From-SVN: r76428
Diffstat (limited to 'gcc/real.h')
| -rw-r--r-- | gcc/real.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/real.h b/gcc/real.h index 3620d50580a..3ff0356bd65 100644 --- a/gcc/real.h +++ b/gcc/real.h @@ -1,6 +1,6 @@ /* Definitions of floating-point access for GNU compiler. Copyright (C) 1989, 1991, 1994, 1996, 1997, 1998, 1999, - 2000, 2002, 2003 Free Software Foundation, Inc. + 2000, 2002, 2003, 2004 Free Software Foundation, Inc. This file is part of GCC. @@ -372,5 +372,7 @@ extern void real_floor (REAL_VALUE_TYPE *, enum machine_mode, const REAL_VALUE_TYPE *); extern void real_ceil (REAL_VALUE_TYPE *, enum machine_mode, const REAL_VALUE_TYPE *); +extern void real_round (REAL_VALUE_TYPE *, enum machine_mode, + const REAL_VALUE_TYPE *); #endif /* ! GCC_REAL_H */ |