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src/internal/runtime/atomic/atomic_arm64.s
#ifndef GOARM64_LSE MOVBU internal∕cpu·ARM64+const_offsetARM64HasATOMICS(SB), R4 CBZ R4, load_store_loop #endif SWPALW R1, (R0), R2 MOVW R2, ret+16(FP) RET #ifndef GOARM64_LSE load_store_loop: LDAXRW (R0), R2 STLXRW R1, (R0), R3 CBNZ R3, load_store_loop MOVW R2, ret+16(FP) RET #endif // uint64 Xchg64(ptr *uint64, new uint64) // Atomically: // old := *ptr; // *ptr = new;
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Mon Mar 25 19:53:03 UTC 2024 - 9K bytes - Viewed (0)