Changeset 2a3124c in mainline for kernel/arch/mips32/include/atomic.h

Timestamp:

2008-06-18T09:47:26Z (17 years ago)

Author:

Jiri Svoboda <jirik.svoboda@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

18ad03f3

Parents:

4a23cb6

Message:

Fix mips32 atomic_add() which would break build unless a constant was propagated into the second argument. (Specifically at -O0)

File:

• kernel/arch/mips32/include/atomic.h (modified) (2 diffs)

kernel/arch/mips32/include/atomic.h

@@ -59 +59 @@
                 "1:\n"
                 "       ll %0, %1\n"
-                "       addiu %0, %0, %3\n"     /* same as addi, but never traps on overflow */
+                "       addu %0, %0, %3\n"      /* same as addi, but never traps on overflow */
                 "       move %2, %0\n"
                 "       sc %0, %1\n"
@@ -65 +65 @@
                 "       nop\n"
                 : "=&r" (tmp), "+m" (val->count), "=&r" (v)
-                : "i" (i), "i" (0)
+                : "r" (i), "i" (0)
                 );