Commit | Line | Data |
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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 | 9 | || defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__) \ |
ec4b65d9 | 10 | || defined(__ARM_ARCH_6KZ__) || defined(__ARM_ARCH_6K__) |
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") | |
d5c4f974 | 14 | #elif defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7VE__) || 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 |