[PATCH] D140820: [JITLink][RISCV] Homogenize immediate handling

Jonas Hahnfeld via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Jan 3 08:19:51 PST 2023


This revision was automatically updated to reflect the committed changes.
Closed by commit rGe7d432fd67c8: [JITLink][RISCV] Improve R_RISCV_JAL (authored by Hahnfeld).

Changed prior to commit:
  https://reviews.llvm.org/D140820?vs=485807&id=486004#toc

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D140820/new/

https://reviews.llvm.org/D140820

Files:
  llvm/lib/ExecutionEngine/JITLink/ELF_riscv.cpp


Index: llvm/lib/ExecutionEngine/JITLink/ELF_riscv.cpp
===================================================================
--- llvm/lib/ExecutionEngine/JITLink/ELF_riscv.cpp
+++ llvm/lib/ExecutionEngine/JITLink/ELF_riscv.cpp
@@ -224,7 +224,8 @@
       uint32_t Imm11 = extractBits(Value, 11, 1) << 20;
       uint32_t Imm19_12 = extractBits(Value, 12, 8) << 12;
       uint32_t RawInstr = *(little32_t *)FixupPtr;
-      *(little32_t *)FixupPtr = RawInstr | Imm20 | Imm10_1 | Imm11 | Imm19_12;
+      *(little32_t *)FixupPtr =
+          (RawInstr & 0xFFF) | Imm20 | Imm10_1 | Imm11 | Imm19_12;
       break;
     }
     case R_RISCV_CALL: {


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