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target/i386: make cpu_get_fp80()/cpu_set_fp80() static

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Move cpu_get_fp80()/cpu_set_fp80() from fpu_helper.c to
machine.c because fpu_helper.c will be disabled if tcg is
disabled in the build.

Signed-off-by: Yang Zhong <yang.zhong@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Yang Zhong 2017-07-03 18:12:16 +08:00 • committed by Paolo Bonzini
parent ab0a19d4f0
commit db573d2cf7
3 changed files with 18 additions and 20 deletions
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2
target/i386/cpu.h
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@ -1418,8 +1418,6 @@ int cpu_x86_get_descr_debug(CPUX86State *env, unsigned int selector,
/* op_helper.c */ /* op_helper.c */
/* used for debug or cpu save/restore */ /* used for debug or cpu save/restore */
void cpu_get_fp80(uint64_t *pmant, uint16_t *pexp, floatx80 f);
floatx80 cpu_set_fp80(uint64_t mant, uint16_t upper);
/* cpu-exec.c */ /* cpu-exec.c */
/* the following helpers are only usable in user mode simulation as /* the following helpers are only usable in user mode simulation as

18
target/i386/fpu_helper.c
View file

@ -1539,24 +1539,6 @@ void helper_xsetbv(CPUX86State *env, uint32_t ecx, uint64_t mask)
raise_exception_ra(env, EXCP0D_GPF, GETPC()); raise_exception_ra(env, EXCP0D_GPF, GETPC());
} }
void cpu_get_fp80(uint64_t *pmant, uint16_t *pexp, floatx80 f)
{
CPU_LDoubleU temp;
temp.d = f;
*pmant = temp.l.lower;
*pexp = temp.l.upper;
}
floatx80 cpu_set_fp80(uint64_t mant, uint16_t upper)
{
CPU_LDoubleU temp;
temp.l.upper = upper;
temp.l.lower = mant;
return temp.d;
}
/* MMX/SSE */ /* MMX/SSE */
/* XXX: optimize by storing fptt and fptags in the static cpu state */ /* XXX: optimize by storing fptt and fptags in the static cpu state */

18
target/i386/machine.c
View file

@ -142,6 +142,24 @@ typedef struct x86_FPReg_tmp {
uint16_t tmp_exp; uint16_t tmp_exp;
} x86_FPReg_tmp; } x86_FPReg_tmp;
static void cpu_get_fp80(uint64_t *pmant, uint16_t *pexp, floatx80 f)
{
CPU_LDoubleU temp;
temp.d = f;
*pmant = temp.l.lower;
*pexp = temp.l.upper;
}
static floatx80 cpu_set_fp80(uint64_t mant, uint16_t upper)
{
CPU_LDoubleU temp;
temp.l.upper = upper;
temp.l.lower = mant;
return temp.d;
}
static void fpreg_pre_save(void *opaque) static void fpreg_pre_save(void *opaque)
{ {
x86_FPReg_tmp *tmp = opaque; x86_FPReg_tmp *tmp = opaque;