gentoo-overlay/net-libs/nodejs/files/nodejs-12.20.1-fix_ppc64_crashes.patch

Backport of https://github.com/nodejs/node/pull/33866 to nodejs-12

--- a/deps/v8/src/compiler/backend/instruction-selector.cc
+++ b/deps/v8/src/compiler/backend/instruction-selector.cc
@@ -2788,7 +2788,7 @@
   switch (call_descriptor->kind()) {
     case CallDescriptor::kCallAddress: {
       int misc_field = static_cast<int>(call_descriptor->ParameterCount());
-#if defined(_AIX)
+#if ABI_USES_FUNCTION_DESCRIPTORS
       // Highest misc_field bit is used on AIX to indicate if a CFunction call
       // has function descriptor or not.
       misc_field |= call_descriptor->HasFunctionDescriptor()
--- a/deps/v8/src/compiler/backend/ppc/code-generator-ppc.cc
+++ b/deps/v8/src/compiler/backend/ppc/code-generator-ppc.cc
@@ -1026,7 +1026,7 @@
       Label start_call;
       bool isWasmCapiFunction =
           linkage()->GetIncomingDescriptor()->IsWasmCapiFunction();
-#if defined(_AIX)
+#if ABI_USES_FUNCTION_DESCRIPTORS
       // AIX/PPC64BE Linux uses a function descriptor
       int kNumParametersMask = kHasFunctionDescriptorBitMask - 1;
       num_parameters = kNumParametersMask & misc_field;
--- a/deps/v8/src/execution/simulator.h
+++ b/deps/v8/src/execution/simulator.h
@@ -122,7 +122,7 @@
 
   DISABLE_CFI_ICALL Return Call(Args... args) {
     // When running without a simulator we call the entry directly.
-#if V8_OS_AIX
+#if ABI_USES_FUNCTION_DESCRIPTORS
     // AIX ABI requires function descriptors (FD).  Artificially create a pseudo
     // FD to ensure correct dispatch to generated code.  The 'volatile'
     // declaration is required to avoid the compiler from not observing the
@@ -134,7 +134,7 @@
     return fn(args...);
 #else
     return fn_ptr_(args...);
-#endif  // V8_OS_AIX
+#endif  // ABI_USES_FUNCTION_DESCRIPTORS
   }
 #endif  // USE_SIMULATOR