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Fixed the return value of fpsetmask(). The API requires inversion of the

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mask on both input and output to fpsetmask(), but this was only done for
input, so fpsetmask() returned the complement of the old mask (ANDed with
the mask bitfield).

PR:		38170
MFC after:	4 weeks
This commit is contained in:
bde 2002-06-01 17:39:46 +00:00
parent acb72828ee
commit dee070ee6e
2 changed files with 4 additions and 2 deletions
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3
sys/amd64/include/floatingpoint.h
View File

@ -119,7 +119,8 @@ __fpsetreg(int _m, int _reg, int _fld, int _off)
#define fpgetmask() ((fp_except_t) \
((~__fpgetreg(FP_MSKS_REG) & FP_MSKS_FLD) >> FP_MSKS_OFF))
#define fpsetmask(m) ((fp_except_t) \
(__fpsetreg(~(m), FP_MSKS_REG, FP_MSKS_FLD, FP_MSKS_OFF)))
(~__fpsetreg(~(m), FP_MSKS_REG, FP_MSKS_FLD, FP_MSKS_OFF)) & \
(FP_MSKS_FLD >> FP_MSKS_OFF))
#define fpgetsticky() ((fp_except_t) \
((__fpgetreg(FP_STKY_REG) & FP_STKY_FLD) >> FP_STKY_OFF))
#define fpresetsticky(m) ((fp_except_t) \

3
sys/i386/include/floatingpoint.h
View File

@ -119,7 +119,8 @@ __fpsetreg(int _m, int _reg, int _fld, int _off)
#define fpgetmask() ((fp_except_t) \
((~__fpgetreg(FP_MSKS_REG) & FP_MSKS_FLD) >> FP_MSKS_OFF))
#define fpsetmask(m) ((fp_except_t) \
(__fpsetreg(~(m), FP_MSKS_REG, FP_MSKS_FLD, FP_MSKS_OFF)))
(~__fpsetreg(~(m), FP_MSKS_REG, FP_MSKS_FLD, FP_MSKS_OFF)) & \
(FP_MSKS_FLD >> FP_MSKS_OFF))
#define fpgetsticky() ((fp_except_t) \
((__fpgetreg(FP_STKY_REG) & FP_STKY_FLD) >> FP_STKY_OFF))
#define fpresetsticky(m) ((fp_except_t) \