There is no need to set this unless you want to switch between multiple
local copies of the repository.
</p>
+</li>
<li><code>$GOROOT_FINAL</code>
<p>
but move it elsewhere after the build, set
<code>$GOROOT_FINAL</code> to the eventual location.
</p>
+</li>
<li><code>$GOOS</code> and <code>$GOARCH</code>
<p>
The name of the target operating system and compilation architecture.
These default to the values of <code>$GOHOSTOS</code> and
<code>$GOHOSTARCH</code> respectively (described below).
+</li>
<p>
Choices for <code>$GOOS</code> are
These default to the local system's operating system and
architecture.
</p>
+</li>
<p>
Valid choices are the same as for <code>$GOOS</code> and
If <code>$GOBIN</code> is set, the <a href="/cmd/go">go command</a>
installs all commands there.
</p>
+</li>
<li><code>$GO386</code> (for <code>386</code> only, default is auto-detected
if built on either <code>386</code> or <code>amd64</code>, <code>387</code> otherwise)
floating point computations.
</p>
<ul>
- <li><code>GO386=387</code>: use x87 for floating point operations; should support all x86 chips (Pentium MMX or later).
- <li><code>GO386=sse2</code>: use SSE2 for floating point operations; has better performance than 387, but only available on Pentium 4/Opteron/Athlon 64 or later.
+ <li><code>GO386=387</code>: use x87 for floating point operations; should support all x86 chips (Pentium MMX or later).</li>
+ <li><code>GO386=sse2</code>: use SSE2 for floating point operations; has better performance than 387, but only available on Pentium 4/Opteron/Athlon 64 or later.</li>
</ul>
+</li>
<li><code>$GOARM</code> (for <code>arm</code> only; default is auto-detected if building
on the target processor, 6 if not)
should target. If you are compiling on the target system, its value will be auto-detected.
</p>
<ul>
- <li><code>GOARM=5</code>: use software floating point; when CPU doesn't have VFP co-processor
- <li><code>GOARM=6</code>: use VFPv1 only; default if cross compiling; usually ARM11 or better cores (VFPv2 or better is also supported)
- <li><code>GOARM=7</code>: use VFPv3; usually Cortex-A cores
+ <li><code>GOARM=5</code>: use software floating point; when CPU doesn't have VFP co-processor</li>
+ <li><code>GOARM=6</code>: use VFPv1 only; default if cross compiling; usually ARM11 or better cores (VFPv2 or better is also supported)</li>
+ <li><code>GOARM=7</code>: use VFPv3; usually Cortex-A cores</li>
</ul>
<p>
If in doubt, leave this variable unset, and adjust it if required
on the <a href="//golang.org/wiki">Go community wiki</a>
contains further details regarding Go's ARM support.
</p>
+</li>
+
+<li><code>$GOMIPS</code> (for <code>mips</code> and <code>mipsle</code> only)
+<p>
+This sets whether to use floating point instructions.
+</p>
+<ul>
+ <li><code>GOMIPS=hardfloat</code>: use floating point instructions (the default)</li>
+ <li><code>GOMIPS=softfloat</code>: use soft floating point</li>
+</ul>
+</li>
</ul>