cmd/go: document GOPPC64 environment variable

Change-Id: I2d2c02eec4ac6eca218fa5334d32650c1620692c
Reviewed-on: https://go-review.googlesource.com/c/go/+/329689
Trust: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Carlos Eduardo Seo <carlos.seo@linaro.org>

diff --git a/src/cmd/go/alldocs.go b/src/cmd/go/alldocs.go
index 3febe880cdd39f46906d4f554a1670159f258de4..27f993aeb3557b028faa7577bb839d0333707c58 100644 (file)
--- a/src/cmd/go/alldocs.go
+++ b/src/cmd/go/alldocs.go
@@ -1887,6 +1887,9 @@
 //     GOMIPS64
 //             For GOARCH=mips64{,le}, whether to use floating point instructions.
 //             Valid values are hardfloat (default), softfloat.
+//     GOPPC64
+//             For GOARCH=ppc64{,le}, the target ISA (Instruction Set Architecture).
+//             Valid values are power8 (default), power9.
 //     GOWASM
 //             For GOARCH=wasm, comma-separated list of experimental WebAssembly features to use.
 //             Valid values are satconv, signext.

diff --git a/src/cmd/go/internal/help/helpdoc.go b/src/cmd/go/internal/help/helpdoc.go
index 9ec650189265169dddfd36a74114f9baa2db948a..b552777e3e015ae7a2c9e7340605c7b8f515ffd5 100644 (file)
--- a/src/cmd/go/internal/help/helpdoc.go
+++ b/src/cmd/go/internal/help/helpdoc.go
@@ -598,6 +598,9 @@ Architecture-specific environment variables:
        GOMIPS64
                For GOARCH=mips64{,le}, whether to use floating point instructions.
                Valid values are hardfloat (default), softfloat.
+       GOPPC64
+               For GOARCH=ppc64{,le}, the target ISA (Instruction Set Architecture).
+               Valid values are power8 (default), power9.
        GOWASM
                For GOARCH=wasm, comma-separated list of experimental WebAssembly features to use.
                Valid values are satconv, signext.