Attachment 104907 Details for Bug 82717 – Add -cl-denorms-are-zero to clang

[patch] Add -cl-denorms-are-zero to clang

0001-Driver-Implement-cl-denorms-are-zero.patch (text/plain), 1.58 KB, created by Tom Stellard on 2014-08-19 18:29:15 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Tom Stellard

Created: 2014-08-19 18:29:15 UTC

Size: 1.58 KB

patch

obsolete

>From 2d7427fbfa54d54639722da547f060f6ff3f701d Mon Sep 17 00:00:00 2001
>From: Tom Stellard <thomas.stellard@amd.com>
>Date: Tue, 19 Aug 2014 10:14:45 -0700
>Subject: [PATCH] Driver: Implement -cl-denorms-are-zero
>
>This is currently a no-op, which is allowed by the OpenCL specification.
>---
> include/clang/Driver/CC1Options.td     | 2 ++
> test/CodeGenOpenCL/denorms-are-zero.cl | 5 +++++
> 2 files changed, 7 insertions(+)
> create mode 100644 test/CodeGenOpenCL/denorms-are-zero.cl
>
>diff --git a/include/clang/Driver/CC1Options.td b/include/clang/Driver/CC1Options.td
>index 6e0c7b2..1747888 100644
>--- a/include/clang/Driver/CC1Options.td
>+++ b/include/clang/Driver/CC1Options.td
>@@ -574,6 +574,8 @@ def cl_mad_enable : Flag<["-"], "cl-mad-enable">,
>   HelpText<"OpenCL only. Enable less precise MAD instructions to be generated.">;
> def cl_std_EQ : Joined<["-"], "cl-std=">,
>   HelpText<"OpenCL language standard to compile for">;
>+def cl_denorms_are_zero : Flag<["-"], "cl-denorms-are-zero">,
>+  HelpText<"OpenCL only. Allow denormals to be flushed to zero">;
> 
> //===----------------------------------------------------------------------===//
> // CUDA Options
>diff --git a/test/CodeGenOpenCL/denorms-are-zero.cl b/test/CodeGenOpenCL/denorms-are-zero.cl
>new file mode 100644
>index 0000000..488004f
>--- /dev/null
>+++ b/test/CodeGenOpenCL/denorms-are-zero.cl
>@@ -0,0 +1,5 @@
>+// RUN: %clang_cc1 -S -cl-denorms-are-zero -o - %s 2>&1
>+
>+// This test just checks that the -cl-denorms-are-zero argument is accepted
>+// by clang.  This option is currently a no-op, which is allowed by the
>+// OpenCL specification.
>-- 
>1.8.3.1
>

Actions: View | Splinter Review

Attachments on bug 82717: 104907

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.