diff options
Diffstat (limited to 'lib/builtins/floatdidf.c')
| -rw-r--r-- | lib/builtins/floatdidf.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/lib/builtins/floatdidf.c b/lib/builtins/floatdidf.c index a300c9f31..92af4d8a8 100644 --- a/lib/builtins/floatdidf.c +++ b/lib/builtins/floatdidf.c @@ -16,7 +16,7 @@ /* Returns: convert a to a double, rounding toward even. */ -/* Assumption: double is a IEEE 64 bit floating point type +/* Assumption: double is a IEEE 64 bit floating point type * di_int is a 64 bit integral type */ @@ -32,16 +32,16 @@ ARM_EABI_FNALIAS(l2d, floatdidf) COMPILER_RT_ABI double __floatdidf(di_int a) { - static const double twop52 = 4503599627370496.0; // 0x1.0p52 - static const double twop32 = 4294967296.0; // 0x1.0p32 - - union { int64_t x; double d; } low = { .d = twop52 }; - - const double high = (int32_t)(a >> 32) * twop32; - low.x |= a & INT64_C(0x00000000ffffffff); - - const double result = (high - twop52) + low.d; - return result; + static const double twop52 = 4503599627370496.0; // 0x1.0p52 + static const double twop32 = 4294967296.0; // 0x1.0p32 + + union { int64_t x; double d; } low = { .d = twop52 }; + + const double high = (int32_t)(a >> 32) * twop32; + low.x |= a & INT64_C(0x00000000ffffffff); + + const double result = (high - twop52) + low.d; + return result; } #else |