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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
27 | */ |
| 28 | 28 | ||
| 29 | /** @addtogroup mips32 |
29 | /** @addtogroup mips32 |
| 30 | * @{ |
30 | * @{ |
| 31 | */ |
31 | */ |
| 32 | /** @file |
32 | /** @file |
| 33 | */ |
33 | */ |
| 34 | 34 | ||
| Line 60... | Line 60... | ||
| 60 | " ll %0, %1\n" |
60 | " ll %0, %1\n" |
| 61 | " addiu %0, %0, %3\n" /* same as addi, but never traps on overflow */ |
61 | " addiu %0, %0, %3\n" /* same as addi, but never traps on overflow */ |
| 62 | " move %2, %0\n" |
62 | " move %2, %0\n" |
| 63 | " sc %0, %1\n" |
63 | " sc %0, %1\n" |
| 64 | " beq %0, %4, 1b\n" /* if the atomic operation failed, try again */ |
64 | " beq %0, %4, 1b\n" /* if the atomic operation failed, try again */ |
| 65 | /* nop */ /* nop is inserted automatically by compiler */ |
65 | " nop\n" |
| 66 | : "=r" (tmp), "=m" (val->count), "=r" (v) |
66 | : "=r" (tmp), "=m" (val->count), "=r" (v) |
| 67 | : "i" (i), "i" (0) |
67 | : "i" (i), "i" (0) |
| 68 | ); |
68 | ); |
| 69 | 69 | ||
| 70 | return v; |
70 | return v; |
| 71 | } |
71 | } |
| 72 | 72 | ||
| 73 | #endif |
73 | #endif |
| 74 | 74 | ||
| 75 | /** @} |
75 | /** @} |
| 76 | */ |
76 | */ |
| 77 | - | ||