================
@@ -439,7 +439,7 @@ let isPseudo = 1, isCall = 1, isCodeGenOnly = 1,
Requires<[In64BitMode]>;
def CALL64r_ImpCall :
- PseudoI<(outs), (ins GR64_A:$dst), [(X86call GR64_A:$dst)]>,
+ PseudoI<(outs), (ins GR64:$dst), [(X86call GR64:$dst)]>,
----------------
efriedma-quic wrote:
I don't see how the register class here is connected to the isel scheduling
cycle mentioned in the comment in X86ISelLoweringCall.cpp. I can see how the
CopyToReg itself helps, but I don't think the scheduler cares about register
classes.
https://github.com/llvm/llvm-project/pull/160604
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