[RISCV] MC layer support for the jump/branch instructions of the RVC extension

Differential Revision: https://reviews.llvm.org/D40002
    
Patch by Shiva Chen.

llvm-svn: 320038

1 files changed, 4 insertions, 0 deletions

diff --git a/llvm/lib/Target/RISCV/MCTargetDesc/RISCVMCCodeEmitter.cpp b/llvm/lib/Target/RISCV/MCTargetDesc/RISCVMCCodeEmitter.cpp
index ca323d8941d..641997e67e0 100644
--- a/llvm/lib/Target/RISCV/MCTargetDesc/RISCVMCCodeEmitter.cpp
+++ b/llvm/lib/Target/RISCV/MCTargetDesc/RISCVMCCodeEmitter.cpp
@@ -177,6 +177,10 @@ unsigned RISCVMCCodeEmitter::getImmOpValue(const MCInst &MI, unsigned OpNo,
       FixupKind = RISCV::fixup_riscv_jal;
     } else if (MIFrm == RISCVII::InstFormatB) {
       FixupKind = RISCV::fixup_riscv_branch;
+    } else if (MIFrm == RISCVII::InstFormatCJ) {
+      FixupKind = RISCV::fixup_riscv_rvc_jump;
+    } else if (MIFrm == RISCVII::InstFormatCB) {
+      FixupKind = RISCV::fixup_riscv_rvc_branch;
     }
   }