[llvm] [SDAG][X86] Remove hack needed to avoid missing x87 FPU stack pops (PR #128055)

[Eli Friedman via llvm-commits]

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@@ -210,6 +210,8 @@ def X86call_rvmarker  : SDNode<"X86ISD::CALL_RVMARKER",     SDT_X86Call,
                         [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
                          SDNPVariadic]>;
 
+def X86pop_from_x87_reg : SDNode<"X86ISD::POP_FROM_X87_REG", SDTypeProfile<0, 0, []>,
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efriedma-quic wrote:

I don't think you need this?

https://github.com/llvm/llvm-project/pull/128055