TargetLibraryInfo: Bring FreeBSD function list up to date

[arrowd]

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[llvmbot]

@llvm/pr-subscribers-llvm-analysis

Author: Gleb Popov (arrowd)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/144846.diff

2 Files Affected:

• (modified) llvm/lib/Analysis/TargetLibraryInfo.cpp (+28)
• (modified) llvm/tools/llvm-tli-checker/llvm-tli-checker.cpp (+5-2)

diff --git a/llvm/lib/Analysis/TargetLibraryInfo.cpp b/llvm/lib/Analysis/TargetLibraryInfo.cpp
index a3ed093134390..b19ffeabaafad 100644
--- a/llvm/lib/Analysis/TargetLibraryInfo.cpp
+++ b/llvm/lib/Analysis/TargetLibraryInfo.cpp
@@ -874,6 +874,34 @@ static void initializeLibCalls(TargetLibraryInfoImpl &TLI, const Triple &T,
     TLI.setUnavailable(LibFunc_toascii);
   }
 
+  if (T.isOSFreeBSD()) {
+    TLI.setAvailable(LibFunc_dunder_strtok_r);
+    TLI.setAvailable(LibFunc_memalign);
+    TLI.setAvailable(LibFunc_fputc_unlocked);
+    TLI.setAvailable(LibFunc_fputs_unlocked);
+    TLI.setAvailable(LibFunc_fread_unlocked);
+    TLI.setAvailable(LibFunc_fwrite_unlocked);
+    TLI.setAvailable(LibFunc_getc_unlocked);
+    TLI.setAvailable(LibFunc_getchar_unlocked);
+    TLI.setAvailable(LibFunc_putc_unlocked);
+    TLI.setAvailable(LibFunc_putchar_unlocked);
+
+    TLI.setUnavailable(LibFunc___kmpc_alloc_shared);
+    TLI.setUnavailable(LibFunc___kmpc_free_shared);
+    TLI.setUnavailable(LibFunc_dunder_strndup);
+    TLI.setUnavailable(LibFunc_memccpy_chk);
+    TLI.setUnavailable(LibFunc_strlen_chk);
+    TLI.setUnavailable(LibFunc_fmaximum_num);
+    TLI.setUnavailable(LibFunc_fmaximum_numf);
+    TLI.setUnavailable(LibFunc_fmaximum_numl);
+    TLI.setUnavailable(LibFunc_fminimum_num);
+    TLI.setUnavailable(LibFunc_fminimum_numf);
+    TLI.setUnavailable(LibFunc_fminimum_numl);
+    TLI.setUnavailable(LibFunc_roundeven);
+    TLI.setUnavailable(LibFunc_roundevenf);
+    TLI.setUnavailable(LibFunc_roundevenl);
+  }
+
   // As currently implemented in clang, NVPTX code has no standard library to
   // speak of.  Headers provide a standard-ish library implementation, but many
   // of the signatures are wrong -- for example, many libm functions are not
diff --git a/llvm/tools/llvm-tli-checker/llvm-tli-checker.cpp b/llvm/tools/llvm-tli-checker/llvm-tli-checker.cpp
index ca0b424722196..97d5580c89465 100644
--- a/llvm/tools/llvm-tli-checker/llvm-tli-checker.cpp
+++ b/llvm/tools/llvm-tli-checker/llvm-tli-checker.cpp
@@ -168,8 +168,11 @@ void SDKNameMap::maybeInsertSymbol(const SymbolRef &S, const ObjectFile &O) {
   uint32_t Flags = unwrapIgnoreError(S.getFlags());
   section_iterator Section = unwrapIgnoreError(S.getSection(),
                                                /*Default=*/O.section_end());
-  if (Type == SymbolRef::ST_Function && (Flags & SymbolRef::SF_Global) &&
-      Section != O.section_end()) {
+  bool IsRegularFunction = Type == SymbolRef::ST_Function &&
+      (Flags & SymbolRef::SF_Global) &&
+      Section != O.section_end();
+  bool IsIFunc = Type == SymbolRef::ST_Other && (Flags & SymbolRef::SF_Indirect);
+  if (IsRegularFunction || IsIFunc) {
     StringRef Name = unwrapIgnoreError(S.getName());
     insert({ Name, true });
   }

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