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cmd/compile: enable SSA for PowerPC 64 Big-endian

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It passed tests once, if anything's wrong, better to fail
sooner than later.

Change-Id: Ibb1c5db3f4c5535a4ff4681fd157db77082c5041
Reviewed-on: https://go-review.googlesource.com/28982
Run-TryBot: David Chase <drchase@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>
This commit is contained in:
David Chase 2016-09-13 16:51:42 -04:00 committed by Brad Fitzpatrick
parent 3ead49989e
commit eed061f89c
2 changed files with 2 additions and 2 deletions
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2
src/cmd/compile/internal/gc/ssa.go
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@ -40,7 +40,7 @@ func shouldssa(fn *Node) bool {
if os.Getenv("SSATEST") == "" { if os.Getenv("SSATEST") == "" {
return false return false
} }
case "amd64", "amd64p32", "arm", "386", "arm64", "ppc64le", "mips64", "mips64le", "s390x": case "amd64", "amd64p32", "arm", "386", "arm64", "ppc64", "ppc64le", "mips64", "mips64le", "s390x":
// Generally available. // Generally available.
} }
if !ssaEnabled { if !ssaEnabled {

2
src/cmd/compile/internal/ssa/config.go
View File

@ -183,7 +183,7 @@ func NewConfig(arch string, fe Frontend, ctxt *obj.Link, optimize bool) *Config
c.FPReg = framepointerRegARM64 c.FPReg = framepointerRegARM64
c.hasGReg = true c.hasGReg = true
c.noDuffDevice = obj.GOOS == "darwin" // darwin linker cannot handle BR26 reloc with non-zero addend c.noDuffDevice = obj.GOOS == "darwin" // darwin linker cannot handle BR26 reloc with non-zero addend
case "ppc64le": case "ppc64le", "ppc64":
c.IntSize = 8 c.IntSize = 8
c.PtrSize = 8 c.PtrSize = 8
c.lowerBlock = rewriteBlockPPC64 c.lowerBlock = rewriteBlockPPC64