[llvm] [MC][AArch64][ARM][X86] Push target-dependent assembler flags into targets (PR #139844)

[Fangrui Song via llvm-commits]

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@@ -171,7 +171,9 @@ bool ARMAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
   // These are created per function, rather than per TU, since it's
   // relatively easy to exceed the thumb branch range within a TU.
   if (! ThumbIndirectPads.empty()) {
-    OutStreamer->emitAssemblerFlag(MCAF_Code16);
+    auto &TS =
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MaskRay wrote:

ARMAsmPrinter should probably define a convenience method that returns ARMTargetStreamer. The cast appears to occur in quite a few functions.

https://github.com/llvm/llvm-project/pull/139844