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cmd/compile: skip runtime.nextFreeFast inlining test on MIPS64x

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Since inlining budget calculation is fixed in CL 70151
runtime.nextFreeFast is no longer inlineable on MIPS64x because
it does not support Ctz64 as intrinsic. Skip the test.

Updates #22239.

Change-Id: Id00d55628ddb4b48d27aebfa10377a896765d569
Reviewed-on: https://go-review.googlesource.com/72271
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
This commit is contained in:
Cherry Zhang 2017-10-20 10:53:48 -04:00
parent 7dcf406cfe
commit 5c18a3ca70
1 changed files with 5 additions and 2 deletions
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7
src/cmd/compile/internal/gc/inl_test.go
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@ -135,11 +135,14 @@ func TestIntendedInlining(t *testing.T) {
},
}
if runtime.GOARCH != "386" {
if runtime.GOARCH != "386" && runtime.GOARCH != "mips64" && runtime.GOARCH != "mips64le" {
// nextFreeFast calls sys.Ctz64, which on 386 is implemented in asm and is not inlinable.
// We currently don't have midstack inlining so nextFreeFast is also not inlinable on 386.
// So check for it only on non-386 platforms.
// On MIPS64x, Ctz64 is not intrinsified and causes nextFreeFast too expensive to inline
// (Issue 22239).
want["runtime"] = append(want["runtime"], "nextFreeFast")
}
if runtime.GOARCH != "386" {
// As explained above, Ctz64 and Ctz32 are not Go code on 386.
// The same applies to Bswap32.
want["runtime/internal/sys"] = append(want["runtime/internal/sys"], "Ctz64")