Add missing Alignment Check/Access Control (AC) RFLAGS field

dyninst · Nov 21, 2023 · 7cd74c9 · 7cd74c9
1 parent d7f9b6a
commit 7cd74c9
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Showing 2 changed files with 3 additions and 0 deletions.
diff --git a/common/h/registers/x86_64_regs.h b/common/h/registers/x86_64_regs.h
@@ -135,6 +135,7 @@ namespace Dyninst { namespace x86_64 {
   const signed int FLAGF = x86::FLAGF; // Reserved
   const signed int RF    = x86::RF;    // Resume Flag
   const signed int VM    = 0x11;       // Virtual-8086 Mode
+  const signed int AC    = 0x12;       // Alignment Check/Access Control
   /* Flags 22-63 are reserved */
 
   //          (      name,     ID | alias |   cat |        arch,     arch)
@@ -227,6 +228,7 @@ namespace Dyninst { namespace x86_64 {
   DEF_REGISTER(     flagf,  FLAGF |   BIT |  FLAG | Arch_x86_64, "x86_64");
   DEF_REGISTER(        rf,     RF |   BIT |  FLAG | Arch_x86_64, "x86_64");
   DEF_REGISTER(        vm,     VM |   BIT |  FLAG | Arch_x86_64, "x86_64");
+  DEF_REGISTER(        ac,     AC |   BIT |  FLAG | Arch_x86_64, "x86_64");
   DEF_REGISTER(        ds, BASEDS |  FULL |   SEG | Arch_x86_64, "x86_64");
   DEF_REGISTER(        es, BASEES |  FULL |   SEG | Arch_x86_64, "x86_64");
   DEF_REGISTER(        fs, BASEFS |  FULL |   SEG | Arch_x86_64, "x86_64");

diff --git a/common/src/registers/MachRegister.C b/common/src/registers/MachRegister.C
@@ -815,6 +815,7 @@ namespace Dyninst {
               case x86_64::FLAGF: n = x86_flag_15; break;
               case x86_64::VM: n = x86_flag_vm; break;
               case x86_64::RF: n = x86_flag_rf; break;
+              case x86_64::AC: n = x86_flag_ac; break;
               default:
                 c = -1;
                 return;