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authorDavid Chase <drchase@google.com>2020-10-07 09:44:16 -0400
committerDavid Chase <drchase@google.com>2021-02-23 18:14:42 +0000
commit74cac8d47937af01bd9653df8d601b08843d3808 (patch)
tree85447b4809283046c4ee0751302b5185153804f7 /src/runtime/stack.go
parent42cd40ee74050391e4714eefa8aeb0242b93b0f5 (diff)
downloadgo-74cac8d47937af01bd9653df8d601b08843d3808.tar.xz
cmd/compile: add AMD64 parameter register defs, Arg ops, plumb to ssa.Config
This is partial plumbing recycled from the original register abi test work; these are the parts that translate easily. Some other bits are deferred till later when they are ready to be used. For #40724. Change-Id: Ica8c55a4526793446189725a2bc3839124feb38f Reviewed-on: https://go-review.googlesource.com/c/go/+/260539 Trust: David Chase <drchase@google.com> Reviewed-by: Cherry Zhang <cherryyz@google.com>
Diffstat (limited to 'src/runtime/stack.go')
-rw-r--r--src/runtime/stack.go2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/runtime/stack.go b/src/runtime/stack.go
index d971e5e26f..c572f7296f 100644
--- a/src/runtime/stack.go
+++ b/src/runtime/stack.go
@@ -112,7 +112,7 @@ const (
stackDebug = 0
stackFromSystem = 0 // allocate stacks from system memory instead of the heap
stackFaultOnFree = 0 // old stacks are mapped noaccess to detect use after free
- stackPoisonCopy = 0 // fill stack that should not be accessed with garbage, to detect bad dereferences during copy
+ stackPoisonCopy = 1 // fill stack that should not be accessed with garbage, to detect bad dereferences during copy
stackNoCache = 0 // disable per-P small stack caches
// check the BP links during traceback.