Ldrex instruction

ldrex/strex interruptarm exclusive monitor
strexeq
ldrex/strex example
__ldrexw
ldrex armv8
ldrex example
strex arm

For reasons of performance, keep the number of instructions between corresponding Load-Exclusive and Store-Exclusive instruction to a minimum. Note. The result Section A2.9.3 of the ARM architecture ref. manual seems to imply that ldrex/strex instruction pairs won't work correctly if they are nestedNon-Confidential PDF versionARM DUI0379H ARM® Compiler v5.06 for µVision® armasm User GuideVersion 5Home > ARM and Thumb Instructions > LDREX 10.48 LDREX Exclusive load (LDREX) reads data from memory, tagging the memory address at the same time. Exclusive store (STREX) stores data to memory, but only if the tag The LDREX instruction loads a word from memory, initializing the state of the exclusive monitor(s) to track the synchronization operation.