[beignet] 05/12: Stop using -msse*

[Rebecca Palmer]

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rnpalmer-guest pushed a commit to branch master
in repository beignet.

commit a4e498741ece435677f47d4b58b24c7cb002dffa
Author: Rebecca N. Palmer <rebecca_palmer at zoho.com>
Date:   Wed Mar 18 11:41:25 2015 +0000

    Stop using -msse*
    
    While this package isn't useful on older hardware, it should at
    least return an error rather than crashing
---
 debian/changelog                                             |  2 ++
 .../patches/Debian-compliant-compiler-flags-handling.patch   | 12 +++++++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/debian/changelog b/debian/changelog
index 23df6cc..9326084 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -9,6 +9,8 @@ beignet (1.0.2-1) UNRELEASED; urgency=medium
   * Fix FTBFS on kfreebsd-*.
   * Drop patches applied upstream, refresh others.
   * Drop no longer needed Utest-requires-deprecated-function-names.patch.
+  * Stop using -msse*, to allow at least returning a useful error on
+    old unsupported hardware.
 
  -- Andreas Beckmann <anbe at debian.org>  Tue, 17 Mar 2015 23:29:43 +0100
 
diff --git a/debian/patches/Debian-compliant-compiler-flags-handling.patch b/debian/patches/Debian-compliant-compiler-flags-handling.patch
index a97b283..10c1f12 100644
--- a/debian/patches/Debian-compliant-compiler-flags-handling.patch
+++ b/debian/patches/Debian-compliant-compiler-flags-handling.patch
@@ -2,6 +2,8 @@ Description: Set compiler flags
 
 Respect CFLAGS,CXXFLAGS,LDFLAGS (security hardening etc.)
 Be verbose
+Disable non-policy-compliant instruction set assumptions (slows the
+OpenCL compiler by ~few%, no effect on OpenCL execution speed)
 
 Author: Simon Richter <sjr at debian.org>,Rebecca Palmer <rebecca_palmer at zoho.com>
 --- a/CMakeLists.txt
@@ -14,7 +16,15 @@ Author: Simon Richter <sjr at debian.org>,Rebecca Palmer <rebecca_palmer at zoho.com>
  set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/CMake/")
  INCLUDE (GNUInstallDirs OPTIONAL)
  # support old CMake without GNUInstallDirs
-@@ -79,8 +78,8 @@ elseif (COMPILER STREQUAL "CLANG")
+@@ -73,14 +72,14 @@ elseif (COMPILER STREQUAL "CLANG")
+ 
+ # compiler flag setting
+ if (COMPILER STREQUAL "GCC")
+-  set (CMAKE_C_CXX_FLAGS "${CMAKE_C_CXX_FLAGS} -funroll-loops -fstrict-aliasing -msse2 -msse3 -mssse3 -msse4.1 -fPIC -Wall -mfpmath=sse -Wcast-align -Wl,-E")
++  set (CMAKE_C_CXX_FLAGS "${CMAKE_C_CXX_FLAGS} -funroll-loops -fstrict-aliasing -fPIC -Wall -Wcast-align -Wl,-E")
+ elseif (COMPILER STREQUAL "CLANG")
+-  set (CMAKE_C_CXX_FLAGS "${CMAKE_C_CXX_FLAGS} -funroll-loops -fstrict-aliasing -msse2 -msse3 -mssse3 -msse4.1 -fPIC -Wall")
++  set (CMAKE_C_CXX_FLAGS "${CMAKE_C_CXX_FLAGS} -funroll-loops -fstrict-aliasing -fPIC -Wall")
  elseif (COMPILER STREQUAL "ICC")
    set (CMAKE_C_CXX_FLAGS "${CMAKE_C_CXX_FLAGS}  -wd2928 -Wall -fPIC -fstrict-aliasing -fp-model fast -msse4.1 -Wl,-E")
  endif ()

-- 
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