[Lldb-commits] [PATCH] D68661: StopInfo/Mach: Delete PPC support

[Vedant Kumar via Phabricator via lldb-commits]

vsk created this revision.
vsk added reviewers: jingham, jasonmolenda, JDevlieghere.

LLDB appears to have at least partial support for PPC, but PPC on Mach isn't a 
thing AFAIK.


https://reviews.llvm.org/D68661

Files:
  lldb/source/Plugins/Process/Utility/StopInfoMachException.cpp


Index: lldb/source/Plugins/Process/Utility/StopInfoMachException.cpp
===================================================================
--- lldb/source/Plugins/Process/Utility/StopInfoMachException.cpp
+++ lldb/source/Plugins/Process/Utility/StopInfoMachException.cpp
@@ -78,21 +78,6 @@
       }
       break;
 
-    case llvm::Triple::ppc:
-    case llvm::Triple::ppc64:
-      switch (m_exc_code) {
-      case 0x101:
-        code_desc = "EXC_PPC_VM_PROT_READ";
-        break;
-      case 0x102:
-        code_desc = "EXC_PPC_BADSPACE";
-        break;
-      case 0x103:
-        code_desc = "EXC_PPC_UNALIGNED";
-        break;
-      }
-      break;
-
     default:
       break;
     }
@@ -107,30 +92,6 @@
         code_desc = "EXC_I386_INVOP";
       break;
 
-    case llvm::Triple::ppc:
-    case llvm::Triple::ppc64:
-      switch (m_exc_code) {
-      case 1:
-        code_desc = "EXC_PPC_INVALID_SYSCALL";
-        break;
-      case 2:
-        code_desc = "EXC_PPC_UNIPL_INST";
-        break;
-      case 3:
-        code_desc = "EXC_PPC_PRIVINST";
-        break;
-      case 4:
-        code_desc = "EXC_PPC_PRIVREG";
-        break;
-      case 5:
-        code_desc = "EXC_PPC_TRACE";
-        break;
-      case 6:
-        code_desc = "EXC_PPC_PERFMON";
-        break;
-      }
-      break;
-
     case llvm::Triple::arm:
     case llvm::Triple::thumb:
       if (m_exc_code == 1)
@@ -175,33 +136,6 @@
       }
       break;
 
-    case llvm::Triple::ppc:
-    case llvm::Triple::ppc64:
-      switch (m_exc_code) {
-      case 1:
-        code_desc = "EXC_PPC_OVERFLOW";
-        break;
-      case 2:
-        code_desc = "EXC_PPC_ZERO_DIVIDE";
-        break;
-      case 3:
-        code_desc = "EXC_PPC_FLT_INEXACT";
-        break;
-      case 4:
-        code_desc = "EXC_PPC_FLT_ZERO_DIVIDE";
-        break;
-      case 5:
-        code_desc = "EXC_PPC_FLT_UNDERFLOW";
-        break;
-      case 6:
-        code_desc = "EXC_PPC_FLT_OVERFLOW";
-        break;
-      case 7:
-        code_desc = "EXC_PPC_FLT_NOT_A_NUMBER";
-        break;
-      }
-      break;
-
     default:
       break;
     }
@@ -235,15 +169,6 @@
       }
       break;
 
-    case llvm::Triple::ppc:
-    case llvm::Triple::ppc64:
-      switch (m_exc_code) {
-      case 1:
-        code_desc = "EXC_PPC_BREAKPOINT";
-        break;
-      }
-      break;
-
     case llvm::Triple::arm:
     case llvm::Triple::thumb:
       switch (m_exc_code) {
@@ -387,27 +312,6 @@
     break;
 
   case 2: // EXC_BAD_INSTRUCTION
-    switch (cpu) {
-    case llvm::Triple::ppc:
-    case llvm::Triple::ppc64:
-      switch (exc_code) {
-      case 1: // EXC_PPC_INVALID_SYSCALL
-      case 2: // EXC_PPC_UNIPL_INST
-      case 3: // EXC_PPC_PRIVINST
-      case 4: // EXC_PPC_PRIVREG
-        break;
-      case 5: // EXC_PPC_TRACE
-        return StopInfo::CreateStopReasonToTrace(thread);
-      case 6: // EXC_PPC_PERFMON
-        break;
-      }
-      break;
-
-    default:
-      break;
-    }
-    break;
-
   case 3: // EXC_ARITHMETIC
   case 4: // EXC_EMULATION
     break;
@@ -478,11 +382,6 @@
       }
       break;
 
-    case llvm::Triple::ppc:
-    case llvm::Triple::ppc64:
-      is_actual_breakpoint = exc_code == 1; // EXC_PPC_BREAKPOINT
-      break;
-
     case llvm::Triple::arm:
     case llvm::Triple::thumb:
       if (exc_code == 0x102) // EXC_ARM_DA_DEBUG

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