patch-2.3.99-pre9 linux/include/asm-arm/proc-armv/locks.h
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- Lines: 147
- Date:
Mon May 15 12:00:34 2000
- Orig file:
v2.3.99-pre8/linux/include/asm-arm/proc-armv/locks.h
- Orig date:
Sun Feb 13 19:29:04 2000
diff -u --recursive --new-file v2.3.99-pre8/linux/include/asm-arm/proc-armv/locks.h linux/include/asm-arm/proc-armv/locks.h
@@ -12,18 +12,18 @@
({ \
__asm__ __volatile__( \
"@ down_op\n" \
-" mrs r0, cpsr\n" \
-" orr lr, r0, #128\n" \
+" mrs ip, cpsr\n" \
+" orr lr, ip, #128\n" \
" msr cpsr_c, lr\n" \
" ldr lr, [%0]\n" \
" subs lr, lr, %1\n" \
" str lr, [%0]\n" \
-" msr cpsr_c, r0\n" \
-" movmi r0, %0\n" \
+" msr cpsr_c, ip\n" \
+" movmi ip, %0\n" \
" blmi " SYMBOL_NAME_STR(fail) \
: \
: "r" (ptr), "I" (1) \
- : "r0", "lr", "cc"); \
+ : "ip", "lr", "cc"); \
})
#define __down_op_ret(ptr,fail) \
@@ -31,20 +31,20 @@
unsigned int ret; \
__asm__ __volatile__( \
"@ down_op_ret\n" \
-" mrs r0, cpsr\n" \
-" orr lr, r0, #128\n" \
+" mrs ip, cpsr\n" \
+" orr lr, ip, #128\n" \
" msr cpsr_c, lr\n" \
" ldr lr, [%1]\n" \
" subs lr, lr, %2\n" \
" str lr, [%1]\n" \
-" msr cpsr_c, r0\n" \
-" movmi r0, %1\n" \
-" movpl r0, #0\n" \
+" msr cpsr_c, ip\n" \
+" movmi ip, %1\n" \
+" movpl ip, #0\n" \
" blmi " SYMBOL_NAME_STR(fail) "\n" \
-" mov %0, r0" \
+" mov %0, ip" \
: "=&r" (ret) \
: "r" (ptr), "I" (1) \
- : "r0", "lr", "cc"); \
+ : "ip", "lr", "cc"); \
ret; \
})
@@ -52,18 +52,18 @@
({ \
__asm__ __volatile__( \
"@ up_op\n" \
-" mrs r0, cpsr\n" \
-" orr lr, r0, #128\n" \
+" mrs ip, cpsr\n" \
+" orr lr, ip, #128\n" \
" msr cpsr_c, lr\n" \
" ldr lr, [%0]\n" \
" adds lr, lr, %1\n" \
" str lr, [%0]\n" \
-" msr cpsr_c, r0\n" \
-" movle r0, %0\n" \
+" msr cpsr_c, ip\n" \
+" movle ip, %0\n" \
" blle " SYMBOL_NAME_STR(wake) \
: \
: "r" (ptr), "I" (1) \
- : "r0", "lr", "cc"); \
+ : "ip", "lr", "cc"); \
})
/*
@@ -78,36 +78,36 @@
({ \
__asm__ __volatile__( \
"@ down_op_write\n" \
-" mrs r0, cpsr\n" \
-" orr lr, r0, #128\n" \
+" mrs ip, cpsr\n" \
+" orr lr, ip, #128\n" \
" msr cpsr_c, lr\n" \
" ldr lr, [%0]\n" \
" subs lr, lr, %1\n" \
" str lr, [%0]\n" \
-" msr cpsr_c, r0\n" \
-" movne r0, %0\n" \
+" msr cpsr_c, ip\n" \
+" movne ip, %0\n" \
" blne " SYMBOL_NAME_STR(fail) \
: \
: "r" (ptr), "I" (RW_LOCK_BIAS) \
- : "r0", "lr", "cc"); \
+ : "ip", "lr", "cc"); \
})
#define __up_op_write(ptr,wake) \
({ \
__asm__ __volatile__( \
"@ up_op_read\n" \
-" mrs r0, cpsr\n" \
-" orr lr, r0, #128\n" \
+" mrs ip, cpsr\n" \
+" orr lr, ip, #128\n" \
" msr cpsr_c, lr\n" \
" ldr lr, [%0]\n" \
" adds lr, lr, %1\n" \
" str lr, [%0]\n" \
-" msr cpsr_c, r0\n" \
-" movcs r0, %0\n" \
+" msr cpsr_c, ip\n" \
+" movcs ip, %0\n" \
" blcs " SYMBOL_NAME_STR(wake) \
: \
: "r" (ptr), "I" (RW_LOCK_BIAS) \
- : "r0", "lr", "cc"); \
+ : "ip", "lr", "cc"); \
})
#define __down_op_read(ptr,fail) \
@@ -117,18 +117,18 @@
({ \
__asm__ __volatile__( \
"@ up_op_read\n" \
-" mrs r0, cpsr\n" \
-" orr lr, r0, #128\n" \
+" mrs ip, cpsr\n" \
+" orr lr, ip, #128\n" \
" msr cpsr_c, lr\n" \
" ldr lr, [%0]\n" \
" adds lr, lr, %1\n" \
" str lr, [%0]\n" \
-" msr cpsr_c, r0\n" \
-" moveq r0, %0\n" \
+" msr cpsr_c, ip\n" \
+" moveq ip, %0\n" \
" bleq " SYMBOL_NAME_STR(wake) \
: \
: "r" (ptr), "I" (1) \
- : "r0", "lr", "cc"); \
+ : "ip", "lr", "cc"); \
})
#endif
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