projects / fio.git / blame
| Commit | Line | Data |
|---|---|---|
| a1ea676e KS |
1 | #ifndef ARCH_ARM_H |
| 2 | #define ARCH_ARM_H | |
| 3 | ||
| cca84643 | 4 | #define FIO_ARCH (arch_arm) |
| a1ea676e | 5 | |
| 2d3b79c7 | 6 | #if defined (__ARM_ARCH_4__) || defined (__ARM_ARCH_4T__) \ |
| 7c7a22c9 RS |
7 | || defined (__ARM_ARCH_5__) || defined (__ARM_ARCH_5T__) || defined (__ARM_ARCH_5E__)\ |
| 8 | || defined (__ARM_ARCH_5TE__) || defined (__ARM_ARCH_5TEJ__) \ | |
| 3730a873 SW |
9 | || defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__) \ |
| 10 | || defined(__ARM_ARCH_6KZ__) | |
| a1ea676e KS |
11 | #define nop __asm__ __volatile__("mov\tr0,r0\t@ nop\n\t") |
| 12 | #define read_barrier() __asm__ __volatile__ ("" : : : "memory") | |
| 13 | #define write_barrier() __asm__ __volatile__ ("" : : : "memory") | |
| 50aca6fd | 14 | #elif defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_8A__) |
| eef16f31 JA |
15 | #define nop __asm__ __volatile__ ("nop") |
| 16 | #define read_barrier() __sync_synchronize() | |
| 17 | #define write_barrier() __sync_synchronize() | |
| 4dbc7d3b SW |
18 | #else |
| 19 | #error "unsupported ARM architecture" | |
| a1ea676e KS |
20 | #endif |
| 21 | ||
| 22 | #endif |