[PATCH] D128740: [RuntimeDyld] Fix R_AARCH64_TSTBR14 relocation

[Vladislav Khmelevsky via Phabricator via llvm-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGb27d6ffe4e4a: [RuntimeDyld] Fix R_AARCH64_TSTBR14 relocation (authored by yota9).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D128740/new/

https://reviews.llvm.org/D128740

Files:
  llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.cpp
  llvm/test/ExecutionEngine/RuntimeDyld/AArch64/ELF_ARM64_TSTBR14.s


Index: llvm/test/ExecutionEngine/RuntimeDyld/AArch64/ELF_ARM64_TSTBR14.s
===================================================================
--- /dev/null
+++ llvm/test/ExecutionEngine/RuntimeDyld/AArch64/ELF_ARM64_TSTBR14.s
@@ -0,0 +1,14 @@
+# RUN: llvm-mc -triple=arm64-none-linux-gnu -filetype=obj -o %t %s
+# RUN: llvm-rtdyld -triple=aarch64_be-none-linux-gnu -verify -check=%s %t
+
+.section .text.1,"ax"
+.globl foo
+foo:
+  ret
+
+.globl _main
+_main:
+  tbnz x0, #1, foo
+
+## Branch 1 instruction back from _main
+# rtdyld-check: *{4}(_main) = 0x370FFFE0
Index: llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.cpp
===================================================================
--- llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.cpp
+++ llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.cpp
@@ -479,7 +479,7 @@
 
     *TargetPtr &= 0xfff8001fU;
     // Immediate:15:2 goes in bits 18:5 of TBZ, TBNZ
-    or32le(TargetPtr, (BranchImm & 0x0FFFFFFC) << 3);
+    or32le(TargetPtr, (BranchImm & 0x0000FFFC) << 3);
     break;
   }
   case ELF::R_AARCH64_CALL26: // fallthrough


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