diff options
Diffstat (limited to 'runtime/ia32/i64_stod.S')
-rw-r--r-- | runtime/ia32/i64_stod.S | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/runtime/ia32/i64_stod.S b/runtime/ia32/i64_stod.S index 50ac06dd..d020e2fc 100644 --- a/runtime/ia32/i64_stod.S +++ b/runtime/ia32/i64_stod.S @@ -36,10 +36,14 @@ #include "sysdeps.h" -// Conversion signed long -> float +// Conversion signed long -> double-precision float FUNCTION(__i64_stod) fildll 4(%esp) ret + // The result is in extended precision (80 bits) and therefore + // exact (64 bits of mantissa). It will be rounded to double + // precision by the caller, when transferring the result + // to an XMM register or a 64-bit stack slot. ENDFUNCTION(__i64_stod) |