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yaml
---
r: 27651
b: refs/heads/master
c: 0307e8d
h: refs/heads/master
i:
  27649: 5cfd972
  27647: d1f4bd0
v: v3
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Atsushi Nemoto authored and Ralf Baechle committed Jun 19, 2006
1 parent 679ad9c commit d7817f9
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Showing 2 changed files with 18 additions and 16 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: e1701fb2e2f3c02760684e26007e3379be23b690
refs/heads/master: 0307e8d024dffc00743fb54b9afa920a346f1adb
32 changes: 17 additions & 15 deletions trunk/include/asm-mips/futex.h
Original file line number Diff line number Diff line change
Expand Up @@ -22,51 +22,53 @@
" .set push \n" \
" .set noat \n" \
" .set mips3 \n" \
"1: ll %1, (%3) # __futex_atomic_op \n" \
"1: ll %1, %4 # __futex_atomic_op \n" \
" .set mips0 \n" \
" " insn " \n" \
" .set mips3 \n" \
"2: sc $1, (%3) \n" \
"2: sc $1, %2 \n" \
" beqzl $1, 1b \n" \
__FUTEX_SMP_SYNC \
"3: \n" \
" .set pop \n" \
" .set mips0 \n" \
" .section .fixup,\"ax\" \n" \
"4: li %0, %5 \n" \
"4: li %0, %6 \n" \
" j 2b \n" \
" .previous \n" \
" .section __ex_table,\"a\" \n" \
" "__UA_ADDR "\t1b, 4b \n" \
" "__UA_ADDR "\t2b, 4b \n" \
" .previous \n" \
: "=r" (ret), "=r" (oldval) \
: "0" (0), "r" (uaddr), "Jr" (oparg), "i" (-EFAULT)); \
: "=r" (ret), "=&r" (oldval), "=R" (*uaddr) \
: "0" (0), "R" (*uaddr), "Jr" (oparg), "i" (-EFAULT) \
: "memory"); \
} else if (cpu_has_llsc) { \
__asm__ __volatile__( \
" .set push \n" \
" .set noat \n" \
" .set mips3 \n" \
"1: ll %1, (%3) # __futex_atomic_op \n" \
"1: ll %1, %4 # __futex_atomic_op \n" \
" .set mips0 \n" \
" " insn " \n" \
" .set mips3 \n" \
"2: sc $1, (%3) \n" \
"2: sc $1, %2 \n" \
" beqz $1, 1b \n" \
__FUTEX_SMP_SYNC \
"3: \n" \
" .set pop \n" \
" .set mips0 \n" \
" .section .fixup,\"ax\" \n" \
"4: li %0, %5 \n" \
"4: li %0, %6 \n" \
" j 2b \n" \
" .previous \n" \
" .section __ex_table,\"a\" \n" \
" "__UA_ADDR "\t1b, 4b \n" \
" "__UA_ADDR "\t2b, 4b \n" \
" .previous \n" \
: "=r" (ret), "=r" (oldval) \
: "0" (0), "r" (uaddr), "Jr" (oparg), "i" (-EFAULT)); \
: "=r" (ret), "=&r" (oldval), "=R" (*uaddr) \
: "0" (0), "R" (*uaddr), "Jr" (oparg), "i" (-EFAULT) \
: "memory"); \
} else \
ret = -ENOSYS; \
}
Expand All @@ -89,23 +91,23 @@ futex_atomic_op_inuser (int encoded_op, int __user *uaddr)

switch (op) {
case FUTEX_OP_SET:
__futex_atomic_op("move $1, %z4", ret, oldval, uaddr, oparg);
__futex_atomic_op("move $1, %z5", ret, oldval, uaddr, oparg);
break;

case FUTEX_OP_ADD:
__futex_atomic_op("addu $1, %1, %z4",
__futex_atomic_op("addu $1, %1, %z5",
ret, oldval, uaddr, oparg);
break;
case FUTEX_OP_OR:
__futex_atomic_op("or $1, %1, %z4",
__futex_atomic_op("or $1, %1, %z5",
ret, oldval, uaddr, oparg);
break;
case FUTEX_OP_ANDN:
__futex_atomic_op("and $1, %1, %z4",
__futex_atomic_op("and $1, %1, %z5",
ret, oldval, uaddr, ~oparg);
break;
case FUTEX_OP_XOR:
__futex_atomic_op("xor $1, %1, %z4",
__futex_atomic_op("xor $1, %1, %z5",
ret, oldval, uaddr, oparg);
break;
default:
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