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authorUlrich Drepper <drepper@redhat.com>2003-04-14 17:30:34 +0000
committerUlrich Drepper <drepper@redhat.com>2003-04-14 17:30:34 +0000
commitbd4f43b462aadbe49bece8a7d6b62381ee90f690 (patch)
treee5ea730e440688410b87dea9eee7b92e71d6777f /sysdeps/i386/i486
parent18a8e730da98560330ba4dd3ead6f62f050c4ae7 (diff)
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Update.
2003-04-14 Jakub Jelinek <jakub@redhat.com> * sysdeps/i386/i486/bits/atomic.h: Rename LOCK to LOCK_PREFIX. * sysdeps/x86_64/bits/atomic.h: Likewise. 2003-04-14 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/sysdep.h: Change PUSHARGS_1 and POPARGS_1 to emit labels for the mov instructions. 2003-04-14 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h (ret_NOERRNO): Define.
Diffstat (limited to 'sysdeps/i386/i486')
-rw-r--r--sysdeps/i386/i486/bits/atomic.h78
1 files changed, 39 insertions, 39 deletions
diff --git a/sysdeps/i386/i486/bits/atomic.h b/sysdeps/i386/i486/bits/atomic.h
index 33c47dc..aff8cd9 100644
--- a/sysdeps/i386/i486/bits/atomic.h
+++ b/sysdeps/i386/i486/bits/atomic.h
@@ -46,32 +46,32 @@ typedef intmax_t atomic_max_t;
typedef uintmax_t uatomic_max_t;
-#ifndef LOCK
+#ifndef LOCK_PREFIX
# ifdef UP
-# define LOCK /* nothing */
+# define LOCK_PREFIX /* nothing */
# else
-# define LOCK "lock;"
+# define LOCK_PREFIX "lock;"
# endif
#endif
#define __arch_compare_and_exchange_val_8_acq(mem, newval, oldval) \
({ __typeof (*mem) ret; \
- __asm __volatile (LOCK "cmpxchgb %b2, %1" \
+ __asm __volatile (LOCK_PREFIX "cmpxchgb %b2, %1" \
: "=a" (ret), "=m" (*mem) \
: "q" (newval), "m" (*mem), "0" (oldval)); \
ret; })
#define __arch_compare_and_exchange_val_16_acq(mem, newval, oldval) \
({ __typeof (*mem) ret; \
- __asm __volatile (LOCK "cmpxchgw %w2, %1" \
+ __asm __volatile (LOCK_PREFIX "cmpxchgw %w2, %1" \
: "=a" (ret), "=m" (*mem) \
: "r" (newval), "m" (*mem), "0" (oldval)); \
ret; })
#define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \
({ __typeof (*mem) ret; \
- __asm __volatile (LOCK "cmpxchgl %2, %1" \
+ __asm __volatile (LOCK_PREFIX "cmpxchgl %2, %1" \
: "=a" (ret), "=m" (*mem) \
: "r" (newval), "m" (*mem), "0" (oldval)); \
ret; })
@@ -90,7 +90,7 @@ typedef uintmax_t uatomic_max_t;
# define __arch_compare_and_exchange_val_64_acq(mem, newval, oldval) \
({ __typeof (*mem) ret; \
__asm __volatile ("xchgl %2, %%ebx\n\t" \
- LOCK "cmpxchg8b %1\n\t" \
+ LOCK_PREFIX "cmpxchg8b %1\n\t" \
"xchgl %2, %%ebx" \
: "=A" (ret), "=m" (*mem) \
: "DS" (((unsigned long long int) (newval)) \
@@ -103,11 +103,11 @@ typedef uintmax_t uatomic_max_t;
# else
# define __arch_compare_and_exchange_val_64_acq(mem, newval, oldval) \
({ __typeof (*mem) ret; \
- __asm __volatile (LOCK "cmpxchg8b %1" \
+ __asm __volatile (LOCK_PREFIX "cmpxchg8b %1" \
: "=A" (ret), "=m" (*mem) \
: "b" (((unsigned long long int) (newval)) \
& 0xffffffff), \
- "c" (((unsigned long long int) (newval)) >> 32), \
+ "c" (((unsigned long long int) (newval)) >> 32), \
"m" (*mem), "a" (((unsigned long long int) (oldval)) \
& 0xffffffff), \
"d" (((unsigned long long int) (oldval)) >> 32)); \
@@ -143,15 +143,15 @@ typedef uintmax_t uatomic_max_t;
({ __typeof (*mem) result; \
__typeof (value) addval = (value); \
if (sizeof (*mem) == 1) \
- __asm __volatile (LOCK "xaddb %b0, %1" \
+ __asm __volatile (LOCK_PREFIX "xaddb %b0, %1" \
: "=r" (result), "=m" (*mem) \
: "0" (addval), "m" (*mem)); \
else if (sizeof (*mem) == 2) \
- __asm __volatile (LOCK "xaddw %w0, %1" \
+ __asm __volatile (LOCK_PREFIX "xaddw %w0, %1" \
: "=r" (result), "=m" (*mem) \
: "0" (addval), "m" (*mem)); \
else if (sizeof (*mem) == 4) \
- __asm __volatile (LOCK "xaddl %0, %1" \
+ __asm __volatile (LOCK_PREFIX "xaddl %0, %1" \
: "=r" (result), "=m" (*mem) \
: "0" (addval), "m" (*mem)); \
else \
@@ -172,15 +172,15 @@ typedef uintmax_t uatomic_max_t;
else if (__builtin_constant_p (value) && (value) == 1) \
atomic_decrement (mem); \
else if (sizeof (*mem) == 1) \
- __asm __volatile (LOCK "addb %b1, %0" \
+ __asm __volatile (LOCK_PREFIX "addb %b1, %0" \
: "=m" (*mem) \
: "ir" (value), "m" (*mem)); \
else if (sizeof (*mem) == 2) \
- __asm __volatile (LOCK "addw %w1, %0" \
+ __asm __volatile (LOCK_PREFIX "addw %w1, %0" \
: "=m" (*mem) \
: "ir" (value), "m" (*mem)); \
else if (sizeof (*mem) == 4) \
- __asm __volatile (LOCK "addl %1, %0" \
+ __asm __volatile (LOCK_PREFIX "addl %1, %0" \
: "=m" (*mem) \
: "ir" (value), "m" (*mem)); \
else \
@@ -199,15 +199,15 @@ typedef uintmax_t uatomic_max_t;
#define atomic_add_negative(mem, value) \
({ unsigned char __result; \
if (sizeof (*mem) == 1) \
- __asm __volatile (LOCK "addb %b2, %0; sets %1" \
+ __asm __volatile (LOCK_PREFIX "addb %b2, %0; sets %1" \
: "=m" (*mem), "=qm" (__result) \
: "iq" (value), "m" (*mem)); \
else if (sizeof (*mem) == 2) \
- __asm __volatile (LOCK "addw %w2, %0; sets %1" \
+ __asm __volatile (LOCK_PREFIX "addw %w2, %0; sets %1" \
: "=m" (*mem), "=qm" (__result) \
: "ir" (value), "m" (*mem)); \
else if (sizeof (*mem) == 4) \
- __asm __volatile (LOCK "addl %2, %0; sets %1" \
+ __asm __volatile (LOCK_PREFIX "addl %2, %0; sets %1" \
: "=m" (*mem), "=qm" (__result) \
: "ir" (value), "m" (*mem)); \
else \
@@ -218,15 +218,15 @@ typedef uintmax_t uatomic_max_t;
#define atomic_add_zero(mem, value) \
({ unsigned char __result; \
if (sizeof (*mem) == 1) \
- __asm __volatile (LOCK "addb %b2, %0; setz %1" \
+ __asm __volatile (LOCK_PREFIX "addb %b2, %0; setz %1" \
: "=m" (*mem), "=qm" (__result) \
: "ir" (value), "m" (*mem)); \
else if (sizeof (*mem) == 2) \
- __asm __volatile (LOCK "addw %w2, %0; setz %1" \
+ __asm __volatile (LOCK_PREFIX "addw %w2, %0; setz %1" \
: "=m" (*mem), "=qm" (__result) \
: "ir" (value), "m" (*mem)); \
else if (sizeof (*mem) == 4) \
- __asm __volatile (LOCK "addl %2, %0; setz %1" \
+ __asm __volatile (LOCK_PREFIX "addl %2, %0; setz %1" \
: "=m" (*mem), "=qm" (__result) \
: "ir" (value), "m" (*mem)); \
else \
@@ -236,15 +236,15 @@ typedef uintmax_t uatomic_max_t;
#define atomic_increment(mem) \
(void) ({ if (sizeof (*mem) == 1) \
- __asm __volatile (LOCK "incb %b0" \
+ __asm __volatile (LOCK_PREFIX "incb %b0" \
: "=m" (*mem) \
: "m" (*mem)); \
else if (sizeof (*mem) == 2) \
- __asm __volatile (LOCK "incw %w0" \
+ __asm __volatile (LOCK_PREFIX "incw %w0" \
: "=m" (*mem) \
: "m" (*mem)); \
else if (sizeof (*mem) == 4) \
- __asm __volatile (LOCK "incl %0" \
+ __asm __volatile (LOCK_PREFIX "incl %0" \
: "=m" (*mem) \
: "m" (*mem)); \
else \
@@ -262,15 +262,15 @@ typedef uintmax_t uatomic_max_t;
#define atomic_increment_and_test(mem) \
({ unsigned char __result; \
if (sizeof (*mem) == 1) \
- __asm __volatile (LOCK "incb %0; sete %b1" \
+ __asm __volatile (LOCK_PREFIX "incb %0; sete %b1" \
: "=m" (*mem), "=qm" (__result) \
: "m" (*mem)); \
else if (sizeof (*mem) == 2) \
- __asm __volatile (LOCK "incw %0; sete %w1" \
+ __asm __volatile (LOCK_PREFIX "incw %0; sete %w1" \
: "=m" (*mem), "=qm" (__result) \
: "m" (*mem)); \
else if (sizeof (*mem) == 4) \
- __asm __volatile (LOCK "incl %0; sete %1" \
+ __asm __volatile (LOCK_PREFIX "incl %0; sete %1" \
: "=m" (*mem), "=qm" (__result) \
: "m" (*mem)); \
else \
@@ -280,15 +280,15 @@ typedef uintmax_t uatomic_max_t;
#define atomic_decrement(mem) \
(void) ({ if (sizeof (*mem) == 1) \
- __asm __volatile (LOCK "decb %b0" \
+ __asm __volatile (LOCK_PREFIX "decb %b0" \
: "=m" (*mem) \
: "m" (*mem)); \
else if (sizeof (*mem) == 2) \
- __asm __volatile (LOCK "decw %w0" \
+ __asm __volatile (LOCK_PREFIX "decw %w0" \
: "=m" (*mem) \
: "m" (*mem)); \
else if (sizeof (*mem) == 4) \
- __asm __volatile (LOCK "decl %0" \
+ __asm __volatile (LOCK_PREFIX "decl %0" \
: "=m" (*mem) \
: "m" (*mem)); \
else \
@@ -306,15 +306,15 @@ typedef uintmax_t uatomic_max_t;
#define atomic_decrement_and_test(mem) \
({ unsigned char __result; \
if (sizeof (*mem) == 1) \
- __asm __volatile (LOCK "decb %b0; sete %1" \
+ __asm __volatile (LOCK_PREFIX "decb %b0; sete %1" \
: "=m" (*mem), "=qm" (__result) \
: "m" (*mem)); \
else if (sizeof (*mem) == 2) \
- __asm __volatile (LOCK "decw %w0; sete %1" \
+ __asm __volatile (LOCK_PREFIX "decw %w0; sete %1" \
: "=m" (*mem), "=qm" (__result) \
: "m" (*mem)); \
else if (sizeof (*mem) == 4) \
- __asm __volatile (LOCK "decl %0; sete %1" \
+ __asm __volatile (LOCK_PREFIX "decl %0; sete %1" \
: "=m" (*mem), "=qm" (__result) \
: "m" (*mem)); \
else \
@@ -324,15 +324,15 @@ typedef uintmax_t uatomic_max_t;
#define atomic_bit_set(mem, bit) \
(void) ({ if (sizeof (*mem) == 1) \
- __asm __volatile (LOCK "orb %b2, %0" \
+ __asm __volatile (LOCK_PREFIX "orb %b2, %0" \
: "=m" (*mem) \
: "m" (*mem), "ir" (1 << (bit))); \
else if (sizeof (*mem) == 2) \
- __asm __volatile (LOCK "orw %w2, %0" \
+ __asm __volatile (LOCK_PREFIX "orw %w2, %0" \
: "=m" (*mem) \
: "m" (*mem), "ir" (1 << (bit))); \
else if (sizeof (*mem) == 4) \
- __asm __volatile (LOCK "orl %2, %0" \
+ __asm __volatile (LOCK_PREFIX "orl %2, %0" \
: "=m" (*mem) \
: "m" (*mem), "ir" (1 << (bit))); \
else \
@@ -343,15 +343,15 @@ typedef uintmax_t uatomic_max_t;
#define atomic_bit_test_set(mem, bit) \
({ unsigned char __result; \
if (sizeof (*mem) == 1) \
- __asm __volatile (LOCK "btsb %3, %1; setc %0" \
+ __asm __volatile (LOCK_PREFIX "btsb %3, %1; setc %0" \
: "=q" (__result), "=m" (*mem) \
: "m" (*mem), "ir" (bit)); \
else if (sizeof (*mem) == 2) \
- __asm __volatile (LOCK "btsw %3, %1; setc %0" \
+ __asm __volatile (LOCK_PREFIX "btsw %3, %1; setc %0" \
: "=q" (__result), "=m" (*mem) \
: "m" (*mem), "ir" (bit)); \
else if (sizeof (*mem) == 4) \
- __asm __volatile (LOCK "btsl %3, %1; setc %0" \
+ __asm __volatile (LOCK_PREFIX "btsl %3, %1; setc %0" \
: "=q" (__result), "=m" (*mem) \
: "m" (*mem), "ir" (bit)); \
else \