[llvm] [NFC][DecoderEmitter] Code cleanup in `DecoderEmitter::emitTable` (PR #158014)

[Sergei Barannikov via llvm-commits]

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@@ -12,13 +12,13 @@ class I : Instruction {
 // Check that a 64-bit filter with all bits set does not confuse DecoderEmitter.
 //
 // CHECK-LABEL: static const uint8_t DecoderTable128[34] = {
-// CHECK-NEXT:  /* 0 */  MCD::OPC_ExtractField, 0, 64,  // Inst{63-0} ...
-// CHECK-NEXT:  /* 3 */  MCD::OPC_FilterValueOrSkip, 1, 8, 0, // Skip to: 15
-// CHECK-NEXT:  /* 7 */  MCD::OPC_CheckField, 127, 1, 1,
-// CHECK-NEXT:  /* 11 */ MCD::OPC_Decode, {{[0-9]+}}, 2, 0, // Opcode: I2, DecodeIdx: 0
-// CHECK-NEXT:  /* 15 */ MCD::OPC_FilterValue, 255, 255, 255, 255, 255, 255, 255, 255, 255, 1,
-// CHECK-NEXT:  /* 26 */ MCD::OPC_CheckField, 127, 1, 0,
-// CHECK-NEXT:  /* 30 */ MCD::OPC_Decode, {{[0-9]+}}, 2, 0, // Opcode: I1, DecodeIdx: 0
+// CHECK-NEXT:  /* 0 */  OPC_ExtractField, 0, 64,        // Field = Inst{63-0}
+// CHECK-NEXT:  /* 3 */  OPC_FilterValueOrSkip, 1, 8, 0, // if Field != 1 skip to 15
+// CHECK-NEXT:  /* 7 */  OPC_CheckField, 127, 1, 1,      // if Inst{127} != 1
+// CHECK-NEXT:  /* 11 */ OPC_Decode, {{[0-9]+}}, 2, 0,   // Opcode: I2, DecodeIdx: 0
+// CHECK-NEXT:  /* 15 */ OPC_FilterValue, 255, 255, 255, 255, 255, 255, 255, 255, 255, 1, // if Field != 18446744073709551615
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s-barannikov wrote:

Maybe write field values in hex?

https://github.com/llvm/llvm-project/pull/158014