[PATCH] D83664: [compiler-rt][sanitizers] Fix GetPcSpBp determination of SP on 32-bit Solaris/x86

Rainer Orth via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Jul 14 03:57:02 PDT 2020


This revision was automatically updated to reflect the committed changes.
Closed by commit rGf0e9b76c3500: [compiler-rt][sanitizers] Fix GetPcSpBp determination of SP on 32-bit… (authored by ro).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D83664/new/

https://reviews.llvm.org/D83664

Files:
  compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp


Index: compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp
===================================================================
--- compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp
+++ compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp
@@ -2042,13 +2042,13 @@
 # ifndef REG_EBP
 #  define REG_EBP  6 // REG_FP
 # endif
-# ifndef REG_ESP
-#  define REG_ESP 17 // REG_SP
+# ifndef REG_UESP
+#  define REG_UESP 17 // REG_SP
 # endif
 # endif
   *pc = ucontext->uc_mcontext.gregs[REG_EIP];
   *bp = ucontext->uc_mcontext.gregs[REG_EBP];
-  *sp = ucontext->uc_mcontext.gregs[REG_ESP];
+  *sp = ucontext->uc_mcontext.gregs[REG_UESP];
 # endif
 #elif defined(__powerpc__) || defined(__powerpc64__)
   ucontext_t *ucontext = (ucontext_t*)context;


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