2003-03-14 Alexandre Oliva <aoliva@redhat.com>
+ * sysdeps/mips/atomicity.h (exchange_and_add, atomic_add):
+ Don't .set mips2 on new abi.
+ (compare_and_swap): Likewise. Support 64-bit longs on n64.
+
+2003-03-14 Alexandre Oliva <aoliva@redhat.com>
+
* stdlib/fpioconst.h: Include gmp.h with angle brackets.
2003-03-13 Roland McGrath <roland@redhat.com>
/* Low-level functions for atomic operations. Mips version.
- Copyright (C) 2001, 2002 Free Software Foundation, Inc.
+ Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
("/* Inline exchange & add */\n"
"1:\n\t"
".set push\n\t"
+#if _MIPS_SIM == _MIPS_SIM_ABI32
".set mips2\n\t"
+#endif
"ll %0,%3\n\t"
"addu %1,%4,%0\n\t"
"sc %1,%2\n\t"
("/* Inline atomic add */\n"
"1:\n\t"
".set push\n\t"
+#if _MIPS_SIM == _MIPS_SIM_ABI32
".set mips2\n\t"
+#endif
"ll %0,%2\n\t"
"addu %0,%3,%0\n\t"
"sc %0,%1\n\t"
("/* Inline compare & swap */\n"
"1:\n\t"
".set push\n\t"
+#if _MIPS_SIM == _MIPS_SIM_ABI32
".set mips2\n\t"
+#endif
+#if defined _ABI64 && _MIPS_SIM == _ABI64
+ "lld %1,%5\n\t"
+#else
"ll %1,%5\n\t"
+#endif
"move %0,$0\n\t"
"bne %1,%3,2f\n\t"
"move %0,%4\n\t"
+#if defined _ABI64 && _MIPS_SIM == _ABI64
+ "scd %0,%2\n\t"
+#else
"sc %0,%2\n\t"
+#endif
".set pop\n\t"
"beqz %0,1b\n"
"2:\n\t"