use an extra large value for llvm flag -inline-threshold to inline all
functions.
Signed-off-by: Ruiling Song <ruiling.s...@intel.com>
---
backend/src/backend/program.cpp | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/backend/src/backend/program.cpp b/backend/src/backend/program.cpp
index 222dfe9..b2879a4 100644
--- a/backend/src/backend/program.cpp
+++ b/backend/src/backend/program.cpp
@@ -473,6 +473,8 @@ namespace gbe {
useless.push_back(str);
args.push_back(str.c_str());
}
+ args.push_back("-mllvm");
+ args.push_back("-inline-threshold=200000");
#ifdef GEN7_SAMPLER_CLAMP_BORDER_WORKAROUND
args.push_back("-DGEN7_SAMPLER_CLAMP_BORDER_WORKAROUND");
#endif
@@ -537,6 +539,18 @@ namespace gbe {
clang::LangOptions & lang_opts = Clang.getLangOpts();
lang_opts.OpenCL = 1;
+ //llvm flags need command line parsing to take effect
+ if (!Clang.getFrontendOpts().LLVMArgs.empty()) {
+ unsigned NumArgs = Clang.getFrontendOpts().LLVMArgs.size();
+ const char **Args = new const char*[NumArgs + 2];
+ Args[0] = "clang (LLVM option parsing)";
+ for (unsigned i = 0; i != NumArgs; ++i){
+ Args[i + 1] = Clang.getFrontendOpts().LLVMArgs[i].c_str();
+ }
+ Args[NumArgs + 1] = 0;
+ llvm::cl::ParseCommandLineOptions(NumArgs + 1, Args);
+ }
+
// Create an action and make the compiler instance carry it out
llvm::OwningPtr<clang::CodeGenAction> Act(new clang::EmitLLVMOnlyAction());
if (!Clang.ExecuteAction(*Act))
--
1.7.9.5
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