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| author | Aldy Hernandez <aldyh@redhat.com> | 2022-08-26 16:57:09 +0200 |
|---|---|---|
| committer | Aldy Hernandez <aldyh@redhat.com> | 2022-08-26 20:45:30 +0200 |
| commit | 1d3145360f95910f0661da0364b91dc7962d44fa (patch) | |
| tree | 50409866b00ccbc4796f8c9551667faeaf3d4d39 /gcc/real.h | |
| parent | 33cae277637d569d66518b6805a84444b8d66e9c (diff) | |
| download | gcc-1d3145360f95910f0661da0364b91dc7962d44fa.zip gcc-1d3145360f95910f0661da0364b91dc7962d44fa.tar.gz gcc-1d3145360f95910f0661da0364b91dc7962d44fa.tar.bz2 | |
Add real_iszero to real.*
We have real_isnegzero but no real_iszero. We could memcmp with 0,
but that's just ugly.
gcc/ChangeLog:
* real.cc (real_iszero): New.
* real.h (real_iszero): New.
Diffstat (limited to 'gcc/real.h')
| -rw-r--r-- | gcc/real.h | 6 |
1 files changed, 6 insertions, 0 deletions
@@ -295,6 +295,12 @@ extern bool real_isneg (const REAL_VALUE_TYPE *); /* Determine whether a floating-point value X is minus zero. */ extern bool real_isnegzero (const REAL_VALUE_TYPE *); +/* Determine whether a floating-point value X is plus or minus zero. */ +extern bool real_iszero (const REAL_VALUE_TYPE *); + +/* Determine whether a floating-point value X is zero with SIGN. */ +extern bool real_iszero (const REAL_VALUE_TYPE *, bool sign); + /* Test relationships between reals. */ extern bool real_identical (const REAL_VALUE_TYPE *, const REAL_VALUE_TYPE *); extern bool real_equal (const REAL_VALUE_TYPE *, const REAL_VALUE_TYPE *); |