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Differential D20281 Diff 57465 head/sys/cddl/dev/dtrace/amd64/dtrace_isa.c

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head/sys/cddl/dev/dtrace/amd64/dtrace_isa.c

Show First 20 Lines • Show All 665 Lines • ▼ Show 20 Linesdtrace_fuword64(void *uaddr)
return (dtrace_fuword64_nocheck(uaddr)); return (dtrace_fuword64_nocheck(uaddr));
} }
/* /*
* ifunc resolvers for SMAP support * ifunc resolvers for SMAP support
*/ */
void dtrace_copy_nosmap(uintptr_t, uintptr_t, size_t); void dtrace_copy_nosmap(uintptr_t, uintptr_t, size_t);
void dtrace_copy_smap(uintptr_t, uintptr_t, size_t); void dtrace_copy_smap(uintptr_t, uintptr_t, size_t);
DEFINE_IFUNC(, void, dtrace_copy, (uintptr_t, uintptr_t, size_t), static) DEFINE_IFUNC(, void, dtrace_copy, (uintptr_t, uintptr_t, size_t))
{ {
return ((cpu_stdext_feature & CPUID_STDEXT_SMAP) != 0 ? return ((cpu_stdext_feature & CPUID_STDEXT_SMAP) != 0 ?
dtrace_copy_smap : dtrace_copy_nosmap); dtrace_copy_smap : dtrace_copy_nosmap);
} }
void dtrace_copystr_nosmap(uintptr_t, uintptr_t, size_t, volatile uint16_t *); void dtrace_copystr_nosmap(uintptr_t, uintptr_t, size_t, volatile uint16_t *);
void dtrace_copystr_smap(uintptr_t, uintptr_t, size_t, volatile uint16_t *); void dtrace_copystr_smap(uintptr_t, uintptr_t, size_t, volatile uint16_t *);
DEFINE_IFUNC(, void, dtrace_copystr, (uintptr_t, uintptr_t, size_t, DEFINE_IFUNC(, void, dtrace_copystr, (uintptr_t, uintptr_t, size_t,
volatile uint16_t *), static) volatile uint16_t *))
{ {
return ((cpu_stdext_feature & CPUID_STDEXT_SMAP) != 0 ? return ((cpu_stdext_feature & CPUID_STDEXT_SMAP) != 0 ?
dtrace_copystr_smap : dtrace_copystr_nosmap); dtrace_copystr_smap : dtrace_copystr_nosmap);
} }
uintptr_t dtrace_fulword_nosmap(void *); uintptr_t dtrace_fulword_nosmap(void *);
uintptr_t dtrace_fulword_smap(void *); uintptr_t dtrace_fulword_smap(void *);
DEFINE_IFUNC(, uintptr_t, dtrace_fulword, (void *), static) DEFINE_IFUNC(, uintptr_t, dtrace_fulword, (void *))
{ {
return ((cpu_stdext_feature & CPUID_STDEXT_SMAP) != 0 ? return ((cpu_stdext_feature & CPUID_STDEXT_SMAP) != 0 ?
dtrace_fulword_smap : dtrace_fulword_nosmap); dtrace_fulword_smap : dtrace_fulword_nosmap);
} }
uint8_t dtrace_fuword8_nocheck_nosmap(void *); uint8_t dtrace_fuword8_nocheck_nosmap(void *);
uint8_t dtrace_fuword8_nocheck_smap(void *); uint8_t dtrace_fuword8_nocheck_smap(void *);
DEFINE_IFUNC(, uint8_t, dtrace_fuword8_nocheck, (void *), static) DEFINE_IFUNC(, uint8_t, dtrace_fuword8_nocheck, (void *))
{ {
return ((cpu_stdext_feature & CPUID_STDEXT_SMAP) != 0 ? return ((cpu_stdext_feature & CPUID_STDEXT_SMAP) != 0 ?
dtrace_fuword8_nocheck_smap : dtrace_fuword8_nocheck_nosmap); dtrace_fuword8_nocheck_smap : dtrace_fuword8_nocheck_nosmap);
} }
uint16_t dtrace_fuword16_nocheck_nosmap(void *); uint16_t dtrace_fuword16_nocheck_nosmap(void *);
uint16_t dtrace_fuword16_nocheck_smap(void *); uint16_t dtrace_fuword16_nocheck_smap(void *);
DEFINE_IFUNC(, uint16_t, dtrace_fuword16_nocheck, (void *), static) DEFINE_IFUNC(, uint16_t, dtrace_fuword16_nocheck, (void *))
{ {
return ((cpu_stdext_feature & CPUID_STDEXT_SMAP) != 0 ? return ((cpu_stdext_feature & CPUID_STDEXT_SMAP) != 0 ?
dtrace_fuword16_nocheck_smap : dtrace_fuword16_nocheck_nosmap); dtrace_fuword16_nocheck_smap : dtrace_fuword16_nocheck_nosmap);
} }
uint32_t dtrace_fuword32_nocheck_nosmap(void *); uint32_t dtrace_fuword32_nocheck_nosmap(void *);
uint32_t dtrace_fuword32_nocheck_smap(void *); uint32_t dtrace_fuword32_nocheck_smap(void *);
DEFINE_IFUNC(, uint32_t, dtrace_fuword32_nocheck, (void *), static) DEFINE_IFUNC(, uint32_t, dtrace_fuword32_nocheck, (void *))
{ {
return ((cpu_stdext_feature & CPUID_STDEXT_SMAP) != 0 ? return ((cpu_stdext_feature & CPUID_STDEXT_SMAP) != 0 ?
dtrace_fuword32_nocheck_smap : dtrace_fuword32_nocheck_nosmap); dtrace_fuword32_nocheck_smap : dtrace_fuword32_nocheck_nosmap);
} }
uint64_t dtrace_fuword64_nocheck_nosmap(void *); uint64_t dtrace_fuword64_nocheck_nosmap(void *);
uint64_t dtrace_fuword64_nocheck_smap(void *); uint64_t dtrace_fuword64_nocheck_smap(void *);
DEFINE_IFUNC(, uint64_t, dtrace_fuword64_nocheck, (void *), static) DEFINE_IFUNC(, uint64_t, dtrace_fuword64_nocheck, (void *))
{ {
return ((cpu_stdext_feature & CPUID_STDEXT_SMAP) != 0 ? return ((cpu_stdext_feature & CPUID_STDEXT_SMAP) != 0 ?
dtrace_fuword64_nocheck_smap : dtrace_fuword64_nocheck_nosmap); dtrace_fuword64_nocheck_smap : dtrace_fuword64_nocheck_nosmap);
} }