3f67c67aaf
All supported arch uses a push-down stack: The stack grows toward lower addresses in memory. The stack pointer register points to the lowest, valid working address (the "top" of the stack). Items on the stack are referenced as positive(include zero) word offsets from sp. Which means that for stack in the [begin, begin + size): 1.The initial SP point to begin + size 2.push equals sub and then store 3.pop equals load and then add Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com> |
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| common | ||
| drivers | ||
| spresense | ||