tree c9614ab0b51b921c79803f5b2559f192ca41b94d
parent 784ed672f77222f878c8b62977e9a72a89e2fed5
author Cherry Zhang <cherryyz@google.com> 1545937259 -0500
committer Cherry Zhang <cherryyz@google.com> 1546009633 +0000

passes: handle spilling of vector register in stack map

A vector of pointers may be packed into a vector register (xmm
register). It may be spilled an live across a statepoint. In
this case we need to mark all the fields of the spill slot as
live pointers in the stack map.

Change-Id: Ic32dc01a577687bf8b5d2d0b3eec4c27f7099429
Reviewed-on: https://go-review.googlesource.com/c/155762
Reviewed-by: Than McIntosh <thanm@google.com>