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@jmorse jmorse commented Jun 18, 2025

Hola -- in #142622 this ZOS definitions file shifted out of a machine-specific directory to llvm/lib/IR, where it sort of stands out for being the only .def file, and the only OS-specific file. I feel it's better placed in llvm/include/llvm/IR where there are other .def files and declarations for other OS/machine specific things.

In 0a3e9aa this moved to llvm/lib/IR, but other .def files are in the
include directory, so shift it there.
@jmorse jmorse requested review from arsenm, redstar and uweigand June 18, 2025 10:33
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llvmbot commented Jun 18, 2025

@llvm/pr-subscribers-llvm-ir

Author: Jeremy Morse (jmorse)

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Hola -- in #142622 this ZOS definitions file shifted out of a machine-specific directory to llvm/lib/IR, where it sort of stands out for being the only .def file, and the only OS-specific file. I feel it's better placed in llvm/include/llvm/IR where there are other .def files and declarations for other OS/machine specific things.


Full diff: https://github.com/llvm/llvm-project/pull/144672.diff

2 Files Affected:

  • (renamed) llvm/include/llvm/IR/ZOSLibcallNames.def ()
  • (modified) llvm/lib/IR/RuntimeLibcalls.cpp (+1-1)
diff --git a/llvm/lib/IR/ZOSLibcallNames.def b/llvm/include/llvm/IR/ZOSLibcallNames.def
similarity index 100%
rename from llvm/lib/IR/ZOSLibcallNames.def
rename to llvm/include/llvm/IR/ZOSLibcallNames.def
diff --git a/llvm/lib/IR/RuntimeLibcalls.cpp b/llvm/lib/IR/RuntimeLibcalls.cpp
index 7396626a03d41..7e810b2857985 100644
--- a/llvm/lib/IR/RuntimeLibcalls.cpp
+++ b/llvm/lib/IR/RuntimeLibcalls.cpp
@@ -609,7 +609,7 @@ void RuntimeLibcallsInfo::initLibcalls(const Triple &TT) {
     };
     static RTLibCallMapping RTLibCallCommon[] = {
 #define HANDLE_LIBCALL(code, name) {RTLIB::code, name},
-#include "ZOSLibcallNames.def"
+#include "llvm/IR/ZOSLibcallNames.def"
     };
     for (auto &E : RTLibCallCommon)
       setLibcallName(E.Code, E.Name);

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Don't bother touching this, I have a stack of patches to replace this all with tablegen

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jmorse commented Jun 18, 2025

Very good!

@jmorse jmorse closed this Jun 18, 2025
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3 participants