[clang] [llvm] [RISCV] Add back SiFive's cdiscard.d.l1 and cflush.d.l1 instructions. (PR #83896)

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git-clang-format --diff f1ca2a09671e4d4acc2bea362b39268ed7883b6d c31b2fd3cb923bc306cf9d086bb7723e4c7004cd -- clang/test/Preprocessor/riscv-target-features.c llvm/lib/Support/RISCVISAInfo.cpp llvm/lib/Target/RISCV/Disassembler/RISCVDisassembler.cpp llvm/unittests/Support/RISCVISAInfoTest.cpp
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View the diff from clang-format here.
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diff --git a/llvm/lib/Target/RISCV/Disassembler/RISCVDisassembler.cpp b/llvm/lib/Target/RISCV/Disassembler/RISCVDisassembler.cpp
index cd6fb27b49..6aadabdf1b 100644
--- a/llvm/lib/Target/RISCV/Disassembler/RISCVDisassembler.cpp
+++ b/llvm/lib/Target/RISCV/Disassembler/RISCVDisassembler.cpp
@@ -601,8 +601,7 @@ DecodeStatus RISCVDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
     TRY_TO_DECODE_FEATURE(RISCV::FeatureVendorXSiFivecflushdlone,
                           DecoderTableXSiFivecflushdlone32,
                           "SiFive sf.cflush.d.l1 custom opcode table");
-    TRY_TO_DECODE_FEATURE(RISCV::FeatureVendorXSfcease,
-                          DecoderTableXSfcease32,
+    TRY_TO_DECODE_FEATURE(RISCV::FeatureVendorXSfcease, DecoderTableXSfcease32,
                           "SiFive sf.cease custom opcode table");
     TRY_TO_DECODE_FEATURE(RISCV::FeatureVendorXCVbitmanip,
                           DecoderTableXCVbitmanip32,

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https://github.com/llvm/llvm-project/pull/83896