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Placate new binutils, by using 16-bit %ax instead of 32-bit %eax as an

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argument for fnstsw. Explicitely specify sizes for the XMM control and
status word and X87 control and status words.

Reviewed by:	das
Tested by:	avg
MFC after:	2 weeks
This commit is contained in:
Konstantin Belousov 2010-02-03 20:23:47 +00:00
parent a2bd4f84b9
commit 60d818ef9c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=203441
4 changed files with 34 additions and 22 deletions
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11
lib/msun/amd64/fenv.c
View File

@ -86,7 +86,7 @@ fegetenv(fenv_t *envp)
int
feholdexcept(fenv_t *envp)
{
int mxcsr;
__uint32_t mxcsr;
__stmxcsr(&mxcsr);
__fnstenv(&envp->__x87);
@ -101,7 +101,8 @@ feholdexcept(fenv_t *envp)
int
feupdateenv(const fenv_t *envp)
{
int mxcsr, status;
__uint32_t mxcsr;
__uint16_t status;
__fnstsw(&status);
__stmxcsr(&mxcsr);
@ -113,7 +114,8 @@ feupdateenv(const fenv_t *envp)
int
__feenableexcept(int mask)
{
int mxcsr, control, omask;
__uint32_t mxcsr, omask;
__uint16_t control;
mask &= FE_ALL_EXCEPT;
__fnstcw(&control);
@ -129,7 +131,8 @@ __feenableexcept(int mask)
int
__fedisableexcept(int mask)
{
int mxcsr, control, omask;
__uint32_t mxcsr, omask;
__uint16_t control;
mask &= FE_ALL_EXCEPT;
__fnstcw(&control);

13
lib/msun/amd64/fenv.h
View File

@ -110,7 +110,8 @@ feclearexcept(int __excepts)
static __inline int
fegetexceptflag(fexcept_t *__flagp, int __excepts)
{
int __mxcsr, __status;
__uint32_t __mxcsr;
__uint16_t __status;
__stmxcsr(&__mxcsr);
__fnstsw(&__status);
@ -124,7 +125,8 @@ int feraiseexcept(int __excepts);
static __inline int
fetestexcept(int __excepts)
{
int __mxcsr, __status;
__uint32_t __mxcsr;
__uint16_t __status;
__stmxcsr(&__mxcsr);
__fnstsw(&__status);
@ -134,7 +136,7 @@ fetestexcept(int __excepts)
static __inline int
fegetround(void)
{
int __control;
__uint16_t __control;
/*
* We assume that the x87 and the SSE unit agree on the
@ -149,7 +151,8 @@ fegetround(void)
static __inline int
fesetround(int __round)
{
int __mxcsr, __control;
__uint32_t __mxcsr;
__uint16_t __control;
if (__round & ~_ROUND_MASK)
return (-1);
@ -197,7 +200,7 @@ int fedisableexcept(int __mask);
static __inline int
fegetexcept(void)
{
int __control;
__uint16_t __control;
/*
* We assume that the masks for the x87 and the SSE unit are

15
lib/msun/i387/fenv.c
View File

@ -87,7 +87,7 @@ int
fesetexceptflag(const fexcept_t *flagp, int excepts)
{
fenv_t env;
int mxcsr;
__uint32_t mxcsr;
__fnstenv(&env);
env.__status &= ~excepts;
@ -117,7 +117,7 @@ feraiseexcept(int excepts)
int
fegetenv(fenv_t *envp)
{
int mxcsr;
__uint32_t mxcsr;
__fnstenv(envp);
/*
@ -135,7 +135,7 @@ fegetenv(fenv_t *envp)
int
feholdexcept(fenv_t *envp)
{
int mxcsr;
__uint32_t mxcsr;
__fnstenv(envp);
__fnclex();
@ -152,7 +152,8 @@ feholdexcept(fenv_t *envp)
int
feupdateenv(const fenv_t *envp)
{
int mxcsr, status;
__uint32_t mxcsr;
__uint16_t status;
__fnstsw(&status);
if (__HAS_SSE())
@ -167,7 +168,8 @@ feupdateenv(const fenv_t *envp)
int
__feenableexcept(int mask)
{
int mxcsr, control, omask;
__uint32_t mxcsr, omask;
__uint16_t control;
mask &= FE_ALL_EXCEPT;
__fnstcw(&control);
@ -188,7 +190,8 @@ __feenableexcept(int mask)
int
__fedisableexcept(int mask)
{
int mxcsr, control, omask;
__uint32_t mxcsr, omask;
__uint16_t control;
mask &= FE_ALL_EXCEPT;
__fnstcw(&control);

17
lib/msun/i387/fenv.h
View File

@ -114,7 +114,7 @@ static __inline int
feclearexcept(int __excepts)
{
fenv_t __env;
int __mxcsr;
__uint32_t __mxcsr;
if (__excepts == FE_ALL_EXCEPT) {
__fnclex();
@ -134,7 +134,8 @@ feclearexcept(int __excepts)
static __inline int
fegetexceptflag(fexcept_t *__flagp, int __excepts)
{
int __mxcsr, __status;
__uint32_t __mxcsr;
__uint16_t __status;
__fnstsw(&__status);
if (__HAS_SSE())
@ -151,7 +152,8 @@ int feraiseexcept(int __excepts);
static __inline int
fetestexcept(int __excepts)
{
int __mxcsr, __status;
__uint32_t __mxcsr;
__uint16_t __status;
__fnstsw(&__status);
if (__HAS_SSE())
@ -164,7 +166,7 @@ fetestexcept(int __excepts)
static __inline int
fegetround(void)
{
int __control;
__uint16_t __control;
/*
* We assume that the x87 and the SSE unit agree on the
@ -179,7 +181,8 @@ fegetround(void)
static __inline int
fesetround(int __round)
{
int __mxcsr, __control;
__uint32_t __mxcsr;
__uint16_t __control;
if (__round & ~_ROUND_MASK)
return (-1);
@ -206,7 +209,7 @@ static __inline int
fesetenv(const fenv_t *__envp)
{
fenv_t __env = *__envp;
int __mxcsr;
__uint32_t __mxcsr;
__mxcsr = __get_mxcsr(__env);
__set_mxcsr(__env, 0xffffffff);
@ -234,7 +237,7 @@ int fedisableexcept(int __mask);
static __inline int
fegetexcept(void)
{
int __control;
__uint16_t __control;
/*
* We assume that the masks for the x87 and the SSE unit are