[libclc] 16/291: Enable cl_khr_fp64 when building the library, and fix several bugs uncovered when doing so.

[Andreas Beckmann]

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anbe pushed a commit to branch master
in repository libclc.

commit 65f1c28f5dab19b12b3a00abd558bed9640901ba
Author: Peter Collingbourne <peter at pcc.me.uk>
Date:   Tue May 29 13:35:54 2012 +0000

    Enable cl_khr_fp64 when building the library, and fix several bugs
    uncovered when doing so.
    
    git-svn-id: https://llvm.org/svn/llvm-project/libclc/trunk@157617 91177308-0d34-0410-b5e6-96231b3b80d8
---
 compile-test.sh                    | 2 +-
 configure.py                       | 1 +
 generic/lib/geometric/length.cl    | 4 ++++
 generic/lib/geometric/length.inc   | 2 +-
 generic/lib/geometric/normalize.cl | 4 ++++
 generic/lib/math/mad.cl            | 4 ++++
 6 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/compile-test.sh b/compile-test.sh
index d0f4bb4..7461811 100755
--- a/compile-test.sh
+++ b/compile-test.sh
@@ -1,3 +1,3 @@
 #!/bin/sh
 
-clang -ccc-host-triple nvptx--nvidiacl -Iptx-nvidiacl/include -Igeneric/include -Xclang -mlink-bitcode-file -Xclang nvptx--nvidiacl/lib/builtins.bc -include clc/clc.h -Dcl_clang_storage_class_specifiers "$@"
+clang -ccc-host-triple nvptx--nvidiacl -Iptx-nvidiacl/include -Igeneric/include -Xclang -mlink-bitcode-file -Xclang nvptx--nvidiacl/lib/builtins.bc -include clc/clc.h -Dcl_clang_storage_class_specifiers -Dcl_khr_fp64 "$@"
diff --git a/configure.py b/configure.py
index 829ce6b..ab84a0d 100755
--- a/configure.py
+++ b/configure.py
@@ -93,6 +93,7 @@ for target in targets:
   # The rule for building a .bc file for the specified architecture using clang.
   clang_bc_flags = "-ccc-host-triple %s -I`dirname $in` %s " \
                    "-Dcl_clang_storage_class_specifiers " \
+                   "-Dcl_khr_fp64 " \
                    "-emit-llvm" % (target, clang_cl_includes)
   clang_bc_rule = "CLANG_CL_BC_" + target
   c_compiler_rule(b, clang_bc_rule, "LLVM-CC", llvm_clang, clang_bc_flags)
diff --git a/generic/lib/geometric/length.cl b/generic/lib/geometric/length.cl
index 957fbfd..cbe84a0 100644
--- a/generic/lib/geometric/length.cl
+++ b/generic/lib/geometric/length.cl
@@ -1,4 +1,8 @@
 #include <clc/clc.h>
 
+#ifdef cl_khr_fp64
+#pragma OPENCL EXTENSION cl_khr_fp64 : enable
+#endif
+
 #define BODY "length.inc"
 #include <clc/geometric/floatn.inc>
diff --git a/generic/lib/geometric/length.inc b/generic/lib/geometric/length.inc
index 66d1604..494789c 100644
--- a/generic/lib/geometric/length.inc
+++ b/generic/lib/geometric/length.inc
@@ -1,3 +1,3 @@
-_CLC_OVERLOAD _CLC_DEF float length(FLOATN p) {
+_CLC_OVERLOAD _CLC_DEF FLOAT length(FLOATN p) {
   return native_sqrt(dot(p, p));
 }
diff --git a/generic/lib/geometric/normalize.cl b/generic/lib/geometric/normalize.cl
index 95d327c..e5a521f 100644
--- a/generic/lib/geometric/normalize.cl
+++ b/generic/lib/geometric/normalize.cl
@@ -1,4 +1,8 @@
 #include <clc/clc.h>
 
+#ifdef cl_khr_fp64
+#pragma OPENCL EXTENSION cl_khr_fp64 : enable
+#endif
+
 #define BODY "normalize.inc"
 #include <clc/geometric/floatn.inc>
diff --git a/generic/lib/math/mad.cl b/generic/lib/math/mad.cl
index ff0cdbb..e66e204 100644
--- a/generic/lib/math/mad.cl
+++ b/generic/lib/math/mad.cl
@@ -1,4 +1,8 @@
 #include <clc/clc.h>
 
+#ifdef cl_khr_fp64
+#pragma OPENCL EXTENSION cl_khr_fp64 : enable
+#endif
+
 #define BODY <mad.inc>
 #include <clc/math/gentype.inc>

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