PowerPC: Move runtime libcall configuration to RuntimeLibcallsInfo (#142542)

These should not be set in the TargetLowering constructor,
RuntimeLibcalls
needs to be accurate outside of codegen contexts.

Author: arsenm

llvm/lib/IR/RuntimeLibcalls.cpp

@@ -129,6 +129,40 @@ void RuntimeLibcallsInfo::initLibcalls(const Triple &TT) {
     setLibcallName(RTLIB::OLE_F128, "__lekf2");
     setLibcallName(RTLIB::OGT_F128, "__gtkf2");
     setLibcallName(RTLIB::UO_F128, "__unordkf2");
+
+    setLibcallName(RTLIB::LOG_F128, "logf128");
+    setLibcallName(RTLIB::LOG2_F128, "log2f128");
+    setLibcallName(RTLIB::LOG10_F128, "log10f128");
+    setLibcallName(RTLIB::EXP_F128, "expf128");
+    setLibcallName(RTLIB::EXP2_F128, "exp2f128");
+    setLibcallName(RTLIB::SIN_F128, "sinf128");
+    setLibcallName(RTLIB::COS_F128, "cosf128");
+    setLibcallName(RTLIB::SINCOS_F128, "sincosf128");
+    setLibcallName(RTLIB::POW_F128, "powf128");
+    setLibcallName(RTLIB::FMIN_F128, "fminf128");
+    setLibcallName(RTLIB::FMAX_F128, "fmaxf128");
+    setLibcallName(RTLIB::REM_F128, "fmodf128");
+    setLibcallName(RTLIB::SQRT_F128, "sqrtf128");
+    setLibcallName(RTLIB::CEIL_F128, "ceilf128");
+    setLibcallName(RTLIB::FLOOR_F128, "floorf128");
+    setLibcallName(RTLIB::TRUNC_F128, "truncf128");
+    setLibcallName(RTLIB::ROUND_F128, "roundf128");
+    setLibcallName(RTLIB::LROUND_F128, "lroundf128");
+    setLibcallName(RTLIB::LLROUND_F128, "llroundf128");
+    setLibcallName(RTLIB::RINT_F128, "rintf128");
+    setLibcallName(RTLIB::LRINT_F128, "lrintf128");
+    setLibcallName(RTLIB::LLRINT_F128, "llrintf128");
+    setLibcallName(RTLIB::NEARBYINT_F128, "nearbyintf128");
+    setLibcallName(RTLIB::FMA_F128, "fmaf128");
+    setLibcallName(RTLIB::FREXP_F128, "frexpf128");
+
+    if (TT.isOSAIX()) {
+      bool isPPC64 = TT.isPPC64();
+      setLibcallName(RTLIB::MEMCPY, isPPC64 ? "___memmove64" : "___memmove");
+      setLibcallName(RTLIB::MEMMOVE, isPPC64 ? "___memmove64" : "___memmove");
+      setLibcallName(RTLIB::MEMSET, isPPC64 ? "___memset64" : "___memset");
+      setLibcallName(RTLIB::BZERO, isPPC64 ? "___bzero64" : "___bzero");
+    }
   }
 
   // A few names are different on particular architectures or environments.

llvm/lib/Target/PowerPC/PPCISelLowering.cpp

@@ -1428,39 +1428,6 @@ PPCTargetLowering::PPCTargetLowering(const PPCTargetMachine &TM,
     setTargetDAGCombine({ISD::TRUNCATE, ISD::SETCC, ISD::SELECT_CC});
   }
 
-  setLibcallName(RTLIB::LOG_F128, "logf128");
-  setLibcallName(RTLIB::LOG2_F128, "log2f128");
-  setLibcallName(RTLIB::LOG10_F128, "log10f128");
-  setLibcallName(RTLIB::EXP_F128, "expf128");
-  setLibcallName(RTLIB::EXP2_F128, "exp2f128");
-  setLibcallName(RTLIB::SIN_F128, "sinf128");
-  setLibcallName(RTLIB::COS_F128, "cosf128");
-  setLibcallName(RTLIB::SINCOS_F128, "sincosf128");
-  setLibcallName(RTLIB::POW_F128, "powf128");
-  setLibcallName(RTLIB::FMIN_F128, "fminf128");
-  setLibcallName(RTLIB::FMAX_F128, "fmaxf128");
-  setLibcallName(RTLIB::REM_F128, "fmodf128");
-  setLibcallName(RTLIB::SQRT_F128, "sqrtf128");
-  setLibcallName(RTLIB::CEIL_F128, "ceilf128");
-  setLibcallName(RTLIB::FLOOR_F128, "floorf128");
-  setLibcallName(RTLIB::TRUNC_F128, "truncf128");
-  setLibcallName(RTLIB::ROUND_F128, "roundf128");
-  setLibcallName(RTLIB::LROUND_F128, "lroundf128");
-  setLibcallName(RTLIB::LLROUND_F128, "llroundf128");
-  setLibcallName(RTLIB::RINT_F128, "rintf128");
-  setLibcallName(RTLIB::LRINT_F128, "lrintf128");
-  setLibcallName(RTLIB::LLRINT_F128, "llrintf128");
-  setLibcallName(RTLIB::NEARBYINT_F128, "nearbyintf128");
-  setLibcallName(RTLIB::FMA_F128, "fmaf128");
-  setLibcallName(RTLIB::FREXP_F128, "frexpf128");
-
-  if (Subtarget.isAIXABI()) {
-    setLibcallName(RTLIB::MEMCPY, isPPC64 ? "___memmove64" : "___memmove");
-    setLibcallName(RTLIB::MEMMOVE, isPPC64 ? "___memmove64" : "___memmove");
-    setLibcallName(RTLIB::MEMSET, isPPC64 ? "___memset64" : "___memset");
-    setLibcallName(RTLIB::BZERO, isPPC64 ? "___bzero64" : "___bzero");
-  }
-
   // With 32 condition bits, we don't need to sink (and duplicate) compares
   // aggressively in CodeGenPrep.
   if (Subtarget.useCRBits()) {