[llvm] [llubi] Add basic support for icmp, terminators and function calls (PR #181393)

[Nikita Popov via llvm-commits]

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@@ -17,7 +17,29 @@ namespace llvm::ubi {
 
 Context::Context(Module &M)
     : Ctx(M.getContext()), M(M), DL(M.getDataLayout()),
-      TLIImpl(M.getTargetTriple()) {}
+      TLIImpl(M.getTargetTriple()) {
+  // Register all valid function and block targets.
+  for (Function &F : M) {
+    auto FuncObj = allocate(0, F.getPointerAlignment(DL).value(), F.getName(),
+                            DL.getProgramAddressSpace(), MemInitKind::Zeroed);
+    assert(FuncObj && "Failed to allocate memory for function object.");
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nikic wrote:

I'd expect this assert can be triggered by specifying a memory limit of 1 or something.

https://github.com/llvm/llvm-project/pull/181393