[llvm] [X86][MC] Not emit {evex} for VEX-promoted instructions with GPR operands (PR #74039)

[Shengchen Kan via llvm-commits]

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@@ -3,6 +3,21 @@
 
 # ERROR-COUNT-20: error:
 # ERROR-NOT: error:
+# CHECK: {evex}	kmovb	%k1, %k2
+# CHECK: encoding: [0x62,0xf1,0x7d,0x08,0x90,0xd1]
+         {evex}	kmovb	%k1, %k2
+# CHECK: {evex}	kmovw	%k1, %k2
+# CHECK: encoding: [0x62,0xf1,0x7c,0x08,0x90,0xd1]
+         {evex}	kmovw	%k1, %k2
+# CHECK: {evex}	kmovd	%k1, %k2
+# CHECK: encoding: [0x62,0xf1,0xfd,0x08,0x90,0xd1]
+         {evex}	kmovd	%k1, %k2
+# CHECK: {evex}	kmovq	%k1, %k2
+
+# CHECK-NOT: {evex}
----------------
KanRobert wrote:

Done.

https://github.com/llvm/llvm-project/pull/74039