Implement _InterlockedAnd64, _InterlockedOr64, _interlockedbittestandreset64, _interlockedbittestandset64 and gs-segment-adressing functions

- as amd64 shares most of the intrinsics of x86, implement them in intrin_x86.h

svn path=/branches/ros-amd64-bringup/; revision=34704
This commit is contained in:
Timo Kreuzer
2008-07-23 22:27:50 +00:00
parent 923a014a4c
commit 60e9de3ce1
2 changed files with 124 additions and 1 deletions
+1 -1
View File
@@ -79,7 +79,7 @@
#include "intrin_arm.h"
#elif defined(__x86_64__)
/* TODO: the x64 architecture shares most of the i386 intrinsics. It should be easy to support */
#include "intrin_x86_64.h"
#include "intrin_x86.h"
#else
#error Unsupported architecture
#endif
+123
View File
@@ -153,6 +153,13 @@ static __inline__ __attribute__((always_inline)) long _InterlockedAnd(volatile l
return __sync_fetch_and_and(value, mask);
}
#if defined(_M_AMD64)
static __inline__ __attribute__((always_inline)) long _InterlockedAnd64(volatile long long * const value, const long long mask)
{
return __sync_fetch_and_and(value, mask);
}
#endif
static __inline__ __attribute__((always_inline)) char _InterlockedOr8(volatile char * const value, const char mask)
{
return __sync_fetch_and_or(value, mask);
@@ -168,6 +175,13 @@ static __inline__ __attribute__((always_inline)) long _InterlockedOr(volatile lo
return __sync_fetch_and_or(value, mask);
}
#if defined(_M_AMD64)
static __inline__ __attribute__((always_inline)) long _InterlockedOr64(volatile long long * const value, const long long mask)
{
return __sync_fetch_and_or(value, mask);
}
#endif
static __inline__ __attribute__((always_inline)) char _InterlockedXor8(volatile char * const value, const char mask)
{
return __sync_fetch_and_xor(value, mask);
@@ -455,6 +469,15 @@ static __inline__ __attribute__((always_inline)) unsigned char _interlockedbitte
return retval;
}
#if defined(_M_AMD64)
static __inline__ __attribute__((always_inline)) unsigned char _interlockedbittestandreset64(volatile long long * a, const long long b)
{
unsigned char retval;
__asm__("lock; btrq %[b], %[a]; setb %b[retval]" : [retval] "=r" (retval), [a] "=m" (a) : [b] "Ir" (b) : "memory");
return retval;
}
#endif
static __inline__ __attribute__((always_inline)) unsigned char _interlockedbittestandset(volatile long * a, const long b)
{
unsigned char retval;
@@ -462,6 +485,14 @@ static __inline__ __attribute__((always_inline)) unsigned char _interlockedbitte
return retval;
}
#if defined(_M_AMD64)
static __inline__ __attribute__((always_inline)) unsigned char _interlockedbittestandset64(volatile long long * a, const long long b)
{
unsigned char retval;
__asm__("lock; btsq %[b], %[a]; setc %b[retval]" : [retval] "=r" (retval), [a] "=m" (a) : [b] "Ir" (b) : "memory");
return retval;
}
#endif
/*** String operations ***/
/* NOTE: we don't set a memory clobber in the __stosX functions because Visual C++ doesn't */
@@ -525,7 +556,98 @@ static __inline__ __attribute__((always_inline)) void __movsd(unsigned long * De
);
}
#if defined(_M_AMD64)
/*** GS segment addressing ***/
static __inline__ __attribute__((always_inline)) void __writegsbyte(const unsigned long Offset, const unsigned char Data)
{
__asm__("movb %b[Data], %%gs:%a[Offset]" : : [Offset] "ir" (Offset), [Data] "iq" (Data));
}
static __inline__ __attribute__((always_inline)) void __writegsword(const unsigned long Offset, const unsigned short Data)
{
__asm__("movw %w[Data], %%gs:%a[Offset]" : : [Offset] "ir" (Offset), [Data] "iq" (Data));
}
static __inline__ __attribute__((always_inline)) void __writegsdword(const unsigned long Offset, const unsigned long Data)
{
__asm__("movl %k[Data], %%gs:%a[Offset]" : : [Offset] "ir" (Offset), [Data] "iq" (Data));
}
static __inline__ __attribute__((always_inline)) void __writegsqword(const unsigned long Offset, const unsigned __int64 Data)
{
__asm__("movq %q[Data], %%gs:%a[Offset]" : : [Offset] "ir" (Offset), [Data] "iq" (Data));
}
static __inline__ __attribute__((always_inline)) unsigned char __readgsbyte(const unsigned long Offset)
{
unsigned char value;
__asm__("movb %%gs:%a[Offset], %b[value]" : [value] "=q" (value) : [Offset] "irm" (Offset));
return value;
}
static __inline__ __attribute__((always_inline)) unsigned short __readgsword(const unsigned long Offset)
{
unsigned short value;
__asm__("movw %%gs:%a[Offset], %w[value]" : [value] "=q" (value) : [Offset] "irm" (Offset));
return value;
}
static __inline__ __attribute__((always_inline)) unsigned long __readgsdword(const unsigned long Offset)
{
unsigned long value;
__asm__("movl %%gs:%a[Offset], %k[value]" : [value] "=q" (value) : [Offset] "irm" (Offset));
return value;
}
static __inline__ __attribute__((always_inline)) unsigned __int64 __readgsqword(const unsigned long Offset)
{
unsigned long value;
__asm__("movq %%gs:%a[Offset], %q[value]" : [value] "=q" (value) : [Offset] "irm" (Offset));
return value;
}
static __inline__ __attribute__((always_inline)) void __incgsbyte(const unsigned long Offset)
{
__asm__("incb %%gs:%a[Offset]" : : [Offset] "ir" (Offset));
}
static __inline__ __attribute__((always_inline)) void __incgsword(const unsigned long Offset)
{
__asm__("incw %%gs:%a[Offset]" : : [Offset] "ir" (Offset));
}
static __inline__ __attribute__((always_inline)) void __incgsdword(const unsigned long Offset)
{
__asm__("incl %%gs:%a[Offset]" : : [Offset] "ir" (Offset));
}
/* NOTE: the bizarre implementation of __addgsxxx mimics the broken Visual C++ behavior */
static __inline__ __attribute__((always_inline)) void __addgsbyte(const unsigned long Offset, const unsigned char Data)
{
if(!__builtin_constant_p(Offset))
__asm__("addb %k[Offset], %%gs:%a[Offset]" : : [Offset] "r" (Offset));
else
__asm__("addb %b[Data], %%gs:%a[Offset]" : : [Offset] "ir" (Offset), [Data] "iq" (Data));
}
static __inline__ __attribute__((always_inline)) void __addgsword(const unsigned long Offset, const unsigned short Data)
{
if(!__builtin_constant_p(Offset))
__asm__("addw %k[Offset], %%gs:%a[Offset]" : : [Offset] "r" (Offset));
else
__asm__("addw %w[Data], %%gs:%a[Offset]" : : [Offset] "ir" (Offset), [Data] "iq" (Data));
}
static __inline__ __attribute__((always_inline)) void __addgsdword(const unsigned long Offset, const unsigned int Data)
{
if(!__builtin_constant_p(Offset))
__asm__("addl %k[Offset], %%gs:%a[Offset]" : : [Offset] "r" (Offset));
else
__asm__("addl %k[Data], %%gs:%a[Offset]" : : [Offset] "ir" (Offset), [Data] "iq" (Data));
}
#else
/*** FS segment addressing ***/
static __inline__ __attribute__((always_inline)) void __writefsbyte(const unsigned long Offset, const unsigned char Data)
{
@@ -602,6 +724,7 @@ static __inline__ __attribute__((always_inline)) void __addfsdword(const unsigne
else
__asm__("addl %k[Data], %%fs:%a[Offset]" : : [Offset] "ir" (Offset), [Data] "iq" (Data));
}
#endif
/*** Bit manipulation ***/