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authorRob Findley <rfindley@google.com>2020-09-11 14:23:34 -0400
committerRob Findley <rfindley@google.com>2020-09-11 14:23:34 -0400
commitf8b1c17aced24a1618c6984794be9770c5d260be (patch)
tree45af8d39b5c3d9f43d439ebec0a2ba42b49efe70 /src/cmd/go/internal/work/gc.go
parente5d91ab096a9ff9673311f1a7f3f860a7f9c2062 (diff)
parent07c1788357cfe6a4ee5f6f6a54d4fe9f579fa844 (diff)
downloadgo-f8b1c17aced24a1618c6984794be9770c5d260be.tar.gz
go-f8b1c17aced24a1618c6984794be9770c5d260be.zip
[dev.types] all: merge master into dev.typesdev.types
Change-Id: Ia6964cb4e09153c15cc9c5b441373d1b3cb8f757
Diffstat (limited to 'src/cmd/go/internal/work/gc.go')
-rw-r--r--src/cmd/go/internal/work/gc.go9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/cmd/go/internal/work/gc.go b/src/cmd/go/internal/work/gc.go
index f1d08e0268..6031897f88 100644
--- a/src/cmd/go/internal/work/gc.go
+++ b/src/cmd/go/internal/work/gc.go
@@ -259,6 +259,15 @@ func asmArgs(a *Action, p *load.Package) []interface{} {
}
}
}
+ if p.ImportPath == "runtime" && objabi.Regabi_enabled != 0 {
+ // In order to make it easier to port runtime assembly
+ // to the register ABI, we introduce a macro
+ // indicating the experiment is enabled.
+ //
+ // TODO(austin): Remove this once we commit to the
+ // register ABI (#40724).
+ args = append(args, "-D=GOEXPERIMENT_REGABI=1")
+ }
if cfg.Goarch == "mips" || cfg.Goarch == "mipsle" {
// Define GOMIPS_value from cfg.GOMIPS.