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authorMadhur Amilkanthwar <madhura@nvidia.com>2025-09-16 16:43:37 +0530
committerGitHub <noreply@github.com>2025-09-16 16:43:37 +0530
commita134b0621798d0c07a6c5ea23d8e8388b04c26ad (patch)
tree79af25146e38b73d4c2206bc8c643ebdcbb08700 /clang/lib/Frontend/CompilerInvocation.cpp
parentc5474cdc27d99f6ebab1d501f93ec1aa6dc8235b (diff)
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Reapply "Introduce -fexperimental-loop-fusion to clang and flang (#158844)
This PR is a reapplication of https://github.com/llvm/llvm-project/pull/142686
Diffstat (limited to 'clang/lib/Frontend/CompilerInvocation.cpp')
-rw-r--r--clang/lib/Frontend/CompilerInvocation.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp
index 76131081..4223752 100644
--- a/clang/lib/Frontend/CompilerInvocation.cpp
+++ b/clang/lib/Frontend/CompilerInvocation.cpp
@@ -1680,6 +1680,9 @@ void CompilerInvocationBase::GenerateCodeGenArgs(const CodeGenOptions &Opts,
else
GenerateArg(Consumer, OPT_fno_loop_interchange);
+ if (Opts.FuseLoops)
+ GenerateArg(Consumer, OPT_fexperimental_loop_fusion);
+
if (!Opts.BinutilsVersion.empty())
GenerateArg(Consumer, OPT_fbinutils_version_EQ, Opts.BinutilsVersion);
@@ -2001,6 +2004,8 @@ bool CompilerInvocation::ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args,
(Opts.OptimizationLevel > 1));
Opts.InterchangeLoops =
Args.hasFlag(OPT_floop_interchange, OPT_fno_loop_interchange, false);
+ Opts.FuseLoops = Args.hasFlag(OPT_fexperimental_loop_fusion,
+ OPT_fno_experimental_loop_fusion, false);
Opts.BinutilsVersion =
std::string(Args.getLastArgValue(OPT_fbinutils_version_EQ));