diff options
| author | Daniel Jacobowitz <drow@false.org> | 2006-08-27 07:42:14 -0400 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-08-27 07:42:14 -0400 |
| commit | b53a2b41f156a9c9b62c14502037cbc15bc08b54 (patch) | |
| tree | 7813d3dfbbb9fe97a8a093c837d7ee5a6746c4ae /arch/arm/vfp/vfpdouble.c | |
| parent | c29ecac18cb740ae845db14963ac586c53962453 (diff) | |
[ARM] 3758/1: Preserve signalling NaNs in conversion
Patch from Daniel Jacobowitz
The fcvtds and fcvtsd instructions were generating a qnan bit pattern
for both quiet and signalling NaNs.
Signed-off-by: Daniel Jacobowitz <dan@codesourcery.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/vfp/vfpdouble.c')
| -rw-r--r-- | arch/arm/vfp/vfpdouble.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/vfp/vfpdouble.c b/arch/arm/vfp/vfpdouble.c index 021581680e9..04bd3425b29 100644 --- a/arch/arm/vfp/vfpdouble.c +++ b/arch/arm/vfp/vfpdouble.c | |||
| @@ -465,7 +465,7 @@ static u32 vfp_double_fcvts(int sd, int unused, int dm, u32 fpscr) | |||
| 465 | */ | 465 | */ |
| 466 | if (tm & (VFP_INFINITY|VFP_NAN)) { | 466 | if (tm & (VFP_INFINITY|VFP_NAN)) { |
| 467 | vsd.exponent = 255; | 467 | vsd.exponent = 255; |
| 468 | if (tm & VFP_NAN) | 468 | if (tm == VFP_QNAN) |
| 469 | vsd.significand |= VFP_SINGLE_SIGNIFICAND_QNAN; | 469 | vsd.significand |= VFP_SINGLE_SIGNIFICAND_QNAN; |
| 470 | goto pack_nan; | 470 | goto pack_nan; |
| 471 | } else if (tm & VFP_ZERO) | 471 | } else if (tm & VFP_ZERO) |