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Diffstat (limited to 'src/runtime/asm_arm.s')
| -rw-r--r-- | src/runtime/asm_arm.s | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/runtime/asm_arm.s b/src/runtime/asm_arm.s index 874dc4fe55..661538c024 100644 --- a/src/runtime/asm_arm.s +++ b/src/runtime/asm_arm.s @@ -736,6 +736,17 @@ TEXT runtime·atomicloaduint(SB),NOSPLIT,$0-8 TEXT runtime·atomicstoreuintptr(SB),NOSPLIT,$0-8 B runtime·atomicstore(SB) +// armPublicationBarrier is a native store/store barrier for ARMv7+. +// To implement publiationBarrier in sys_$GOOS_arm.s using the native +// instructions, use: +// +// TEXT ·publicationBarrier(SB),NOSPLIT,$-4-0 +// B runtime·armPublicationBarrier(SB) +// +TEXT runtime·armPublicationBarrier(SB),NOSPLIT,$-4-0 + WORD $0xf57ff05e // DMB ST + RET + // AES hashing not implemented for ARM TEXT runtime·aeshash(SB),NOSPLIT,$-4-0 MOVW $0, R0 |