Refer to CL 413428 and 412474, for loong64, like mips, s390x and riscv, there
is no single instruction that saves the LR and decrements the SP, so we also
need to insert an instruction to save the LR after decrementing the SP.
Fixes#56623.
Updates #53374.
Change-Id: I3de040792f0a041d3d2a98ea89c23a2dd2f4ad10
Reviewed-on: https://go-review.googlesource.com/c/go/+/416154
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Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Cherry Mui <cherryyz@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: WANG Xuerui <git@xen0n.name>
Reviewed-by: xiaodong liu <teaofmoli@gmail.com>
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