[libunwind] 9ae9dd3 - [libunwind] Add UNW_AARCH64_* beside UNW_ARM64_*

Fangrui Song via cfe-commits cfe-commits at lists.llvm.org
Fri Aug 20 14:26:31 PDT 2021


Author: Fangrui Song
Date: 2021-08-20T14:26:27-07:00
New Revision: 9ae9dd3fcfb9f471887ea6fbb0d0e8f2b9b46a28

URL: https://github.com/llvm/llvm-project/commit/9ae9dd3fcfb9f471887ea6fbb0d0e8f2b9b46a28
DIFF: https://github.com/llvm/llvm-project/commit/9ae9dd3fcfb9f471887ea6fbb0d0e8f2b9b46a28.diff

LOG: [libunwind] Add UNW_AARCH64_* beside UNW_ARM64_*

The original libunwind project defines UNW_AARCH64_* instead of UNW_ARM64_*.
Rename the enum members to match. This allows some applications with simple
`unw_init_local` usage to migrate to llvm-project libunwind.

Note: the canonical names of `UNW_ARM_D{0..31}` are now `UNW_AARCH64_V{0..31}`,
to match the original libunwind.

UNW_ARM64_* are kept for now for compatibility. Some may be unneeded and can be
cleaned up in the future.

Reviewed By: #libunwind, compnerd

Differential Revision: https://reviews.llvm.org/D107996

Added: 
    

Modified: 
    libunwind/include/libunwind.h
    libunwind/src/CompactUnwinder.hpp
    libunwind/src/DwarfInstructions.hpp
    libunwind/src/DwarfParser.hpp
    libunwind/src/Registers.hpp
    libunwind/src/Unwind-seh.cpp
    libunwind/src/UnwindCursor.hpp

Removed: 
    


################################################################################
diff  --git a/libunwind/include/libunwind.h b/libunwind/include/libunwind.h
index 0feecd7bd6fc3..5ba63e5b7e5b3 100644
--- a/libunwind/include/libunwind.h
+++ b/libunwind/include/libunwind.h
@@ -493,77 +493,150 @@ enum {
 
 // 64-bit ARM64 registers
 enum {
-  UNW_ARM64_X0 = 0,
-  UNW_ARM64_X1 = 1,
-  UNW_ARM64_X2 = 2,
-  UNW_ARM64_X3 = 3,
-  UNW_ARM64_X4 = 4,
-  UNW_ARM64_X5 = 5,
-  UNW_ARM64_X6 = 6,
-  UNW_ARM64_X7 = 7,
-  UNW_ARM64_X8 = 8,
-  UNW_ARM64_X9 = 9,
-  UNW_ARM64_X10 = 10,
-  UNW_ARM64_X11 = 11,
-  UNW_ARM64_X12 = 12,
-  UNW_ARM64_X13 = 13,
-  UNW_ARM64_X14 = 14,
-  UNW_ARM64_X15 = 15,
-  UNW_ARM64_X16 = 16,
-  UNW_ARM64_X17 = 17,
-  UNW_ARM64_X18 = 18,
-  UNW_ARM64_X19 = 19,
-  UNW_ARM64_X20 = 20,
-  UNW_ARM64_X21 = 21,
-  UNW_ARM64_X22 = 22,
-  UNW_ARM64_X23 = 23,
-  UNW_ARM64_X24 = 24,
-  UNW_ARM64_X25 = 25,
-  UNW_ARM64_X26 = 26,
-  UNW_ARM64_X27 = 27,
-  UNW_ARM64_X28 = 28,
-  UNW_ARM64_X29 = 29,
-  UNW_ARM64_FP = 29,
-  UNW_ARM64_X30 = 30,
-  UNW_ARM64_LR = 30,
-  UNW_ARM64_X31 = 31,
-  UNW_ARM64_SP = 31,
-  UNW_ARM64_PC = 32,
-  // reserved block
-  UNW_ARM64_RA_SIGN_STATE = 34,
+  UNW_AARCH64_X0 = 0,
+  UNW_AARCH64_X1 = 1,
+  UNW_AARCH64_X2 = 2,
+  UNW_AARCH64_X3 = 3,
+  UNW_AARCH64_X4 = 4,
+  UNW_AARCH64_X5 = 5,
+  UNW_AARCH64_X6 = 6,
+  UNW_AARCH64_X7 = 7,
+  UNW_AARCH64_X8 = 8,
+  UNW_AARCH64_X9 = 9,
+  UNW_AARCH64_X10 = 10,
+  UNW_AARCH64_X11 = 11,
+  UNW_AARCH64_X12 = 12,
+  UNW_AARCH64_X13 = 13,
+  UNW_AARCH64_X14 = 14,
+  UNW_AARCH64_X15 = 15,
+  UNW_AARCH64_X16 = 16,
+  UNW_AARCH64_X17 = 17,
+  UNW_AARCH64_X18 = 18,
+  UNW_AARCH64_X19 = 19,
+  UNW_AARCH64_X20 = 20,
+  UNW_AARCH64_X21 = 21,
+  UNW_AARCH64_X22 = 22,
+  UNW_AARCH64_X23 = 23,
+  UNW_AARCH64_X24 = 24,
+  UNW_AARCH64_X25 = 25,
+  UNW_AARCH64_X26 = 26,
+  UNW_AARCH64_X27 = 27,
+  UNW_AARCH64_X28 = 28,
+  UNW_AARCH64_X29 = 29,
+  UNW_AARCH64_FP = 29,
+  UNW_AARCH64_X30 = 30,
+  UNW_AARCH64_LR = 30,
+  UNW_AARCH64_X31 = 31,
+  UNW_AARCH64_SP = 31,
+  UNW_AARCH64_PC = 32,
+
   // reserved block
-  UNW_ARM64_D0 = 64,
-  UNW_ARM64_D1 = 65,
-  UNW_ARM64_D2 = 66,
-  UNW_ARM64_D3 = 67,
-  UNW_ARM64_D4 = 68,
-  UNW_ARM64_D5 = 69,
-  UNW_ARM64_D6 = 70,
-  UNW_ARM64_D7 = 71,
-  UNW_ARM64_D8 = 72,
-  UNW_ARM64_D9 = 73,
-  UNW_ARM64_D10 = 74,
-  UNW_ARM64_D11 = 75,
-  UNW_ARM64_D12 = 76,
-  UNW_ARM64_D13 = 77,
-  UNW_ARM64_D14 = 78,
-  UNW_ARM64_D15 = 79,
-  UNW_ARM64_D16 = 80,
-  UNW_ARM64_D17 = 81,
-  UNW_ARM64_D18 = 82,
-  UNW_ARM64_D19 = 83,
-  UNW_ARM64_D20 = 84,
-  UNW_ARM64_D21 = 85,
-  UNW_ARM64_D22 = 86,
-  UNW_ARM64_D23 = 87,
-  UNW_ARM64_D24 = 88,
-  UNW_ARM64_D25 = 89,
-  UNW_ARM64_D26 = 90,
-  UNW_ARM64_D27 = 91,
-  UNW_ARM64_D28 = 92,
-  UNW_ARM64_D29 = 93,
-  UNW_ARM64_D30 = 94,
-  UNW_ARM64_D31 = 95,
+  UNW_AARCH64_RA_SIGN_STATE = 34,
+
+  // FP/vector registers
+  UNW_AARCH64_V0 = 64,
+  UNW_AARCH64_V1 = 65,
+  UNW_AARCH64_V2 = 66,
+  UNW_AARCH64_V3 = 67,
+  UNW_AARCH64_V4 = 68,
+  UNW_AARCH64_V5 = 69,
+  UNW_AARCH64_V6 = 70,
+  UNW_AARCH64_V7 = 71,
+  UNW_AARCH64_V8 = 72,
+  UNW_AARCH64_V9 = 73,
+  UNW_AARCH64_V10 = 74,
+  UNW_AARCH64_V11 = 75,
+  UNW_AARCH64_V12 = 76,
+  UNW_AARCH64_V13 = 77,
+  UNW_AARCH64_V14 = 78,
+  UNW_AARCH64_V15 = 79,
+  UNW_AARCH64_V16 = 80,
+  UNW_AARCH64_V17 = 81,
+  UNW_AARCH64_V18 = 82,
+  UNW_AARCH64_V19 = 83,
+  UNW_AARCH64_V20 = 84,
+  UNW_AARCH64_V21 = 85,
+  UNW_AARCH64_V22 = 86,
+  UNW_AARCH64_V23 = 87,
+  UNW_AARCH64_V24 = 88,
+  UNW_AARCH64_V25 = 89,
+  UNW_AARCH64_V26 = 90,
+  UNW_AARCH64_V27 = 91,
+  UNW_AARCH64_V28 = 92,
+  UNW_AARCH64_V29 = 93,
+  UNW_AARCH64_V30 = 94,
+  UNW_AARCH64_V31 = 95,
+
+  // Compatibility aliases
+  UNW_ARM64_X0 = UNW_AARCH64_X0,
+  UNW_ARM64_X1 = UNW_AARCH64_X1,
+  UNW_ARM64_X2 = UNW_AARCH64_X2,
+  UNW_ARM64_X3 = UNW_AARCH64_X3,
+  UNW_ARM64_X4 = UNW_AARCH64_X4,
+  UNW_ARM64_X5 = UNW_AARCH64_X5,
+  UNW_ARM64_X6 = UNW_AARCH64_X6,
+  UNW_ARM64_X7 = UNW_AARCH64_X7,
+  UNW_ARM64_X8 = UNW_AARCH64_X8,
+  UNW_ARM64_X9 = UNW_AARCH64_X9,
+  UNW_ARM64_X10 = UNW_AARCH64_X10,
+  UNW_ARM64_X11 = UNW_AARCH64_X11,
+  UNW_ARM64_X12 = UNW_AARCH64_X12,
+  UNW_ARM64_X13 = UNW_AARCH64_X13,
+  UNW_ARM64_X14 = UNW_AARCH64_X14,
+  UNW_ARM64_X15 = UNW_AARCH64_X15,
+  UNW_ARM64_X16 = UNW_AARCH64_X16,
+  UNW_ARM64_X17 = UNW_AARCH64_X17,
+  UNW_ARM64_X18 = UNW_AARCH64_X18,
+  UNW_ARM64_X19 = UNW_AARCH64_X19,
+  UNW_ARM64_X20 = UNW_AARCH64_X20,
+  UNW_ARM64_X21 = UNW_AARCH64_X21,
+  UNW_ARM64_X22 = UNW_AARCH64_X22,
+  UNW_ARM64_X23 = UNW_AARCH64_X23,
+  UNW_ARM64_X24 = UNW_AARCH64_X24,
+  UNW_ARM64_X25 = UNW_AARCH64_X25,
+  UNW_ARM64_X26 = UNW_AARCH64_X26,
+  UNW_ARM64_X27 = UNW_AARCH64_X27,
+  UNW_ARM64_X28 = UNW_AARCH64_X28,
+  UNW_ARM64_X29 = UNW_AARCH64_X29,
+  UNW_ARM64_FP = UNW_AARCH64_FP,
+  UNW_ARM64_X30 = UNW_AARCH64_X30,
+  UNW_ARM64_LR = UNW_AARCH64_LR,
+  UNW_ARM64_X31 = UNW_AARCH64_X31,
+  UNW_ARM64_SP = UNW_AARCH64_SP,
+  UNW_ARM64_PC = UNW_AARCH64_PC,
+  UNW_ARM64_RA_SIGN_STATE = UNW_AARCH64_RA_SIGN_STATE,
+  UNW_ARM64_D0 = UNW_AARCH64_V0,
+  UNW_ARM64_D1 = UNW_AARCH64_V1,
+  UNW_ARM64_D2 = UNW_AARCH64_V2,
+  UNW_ARM64_D3 = UNW_AARCH64_V3,
+  UNW_ARM64_D4 = UNW_AARCH64_V4,
+  UNW_ARM64_D5 = UNW_AARCH64_V5,
+  UNW_ARM64_D6 = UNW_AARCH64_V6,
+  UNW_ARM64_D7 = UNW_AARCH64_V7,
+  UNW_ARM64_D8 = UNW_AARCH64_V8,
+  UNW_ARM64_D9 = UNW_AARCH64_V9,
+  UNW_ARM64_D10 = UNW_AARCH64_V10,
+  UNW_ARM64_D11 = UNW_AARCH64_V11,
+  UNW_ARM64_D12 = UNW_AARCH64_V12,
+  UNW_ARM64_D13 = UNW_AARCH64_V13,
+  UNW_ARM64_D14 = UNW_AARCH64_V14,
+  UNW_ARM64_D15 = UNW_AARCH64_V15,
+  UNW_ARM64_D16 = UNW_AARCH64_V16,
+  UNW_ARM64_D17 = UNW_AARCH64_V17,
+  UNW_ARM64_D18 = UNW_AARCH64_V18,
+  UNW_ARM64_D19 = UNW_AARCH64_V19,
+  UNW_ARM64_D20 = UNW_AARCH64_V20,
+  UNW_ARM64_D21 = UNW_AARCH64_V21,
+  UNW_ARM64_D22 = UNW_AARCH64_V22,
+  UNW_ARM64_D23 = UNW_AARCH64_V23,
+  UNW_ARM64_D24 = UNW_AARCH64_V24,
+  UNW_ARM64_D25 = UNW_AARCH64_V25,
+  UNW_ARM64_D26 = UNW_AARCH64_V26,
+  UNW_ARM64_D27 = UNW_AARCH64_V27,
+  UNW_ARM64_D28 = UNW_AARCH64_V28,
+  UNW_ARM64_D29 = UNW_AARCH64_V29,
+  UNW_ARM64_D30 = UNW_AARCH64_V30,
+  UNW_ARM64_D31 = UNW_AARCH64_V31,
 };
 
 // 32-bit ARM registers. Numbers match DWARF for ARM spec #3.1 Table 1.

diff  --git a/libunwind/src/CompactUnwinder.hpp b/libunwind/src/CompactUnwinder.hpp
index 1c3175dff50a4..312bfbb2c7568 100644
--- a/libunwind/src/CompactUnwinder.hpp
+++ b/libunwind/src/CompactUnwinder.hpp
@@ -537,65 +537,65 @@ int CompactUnwinder_arm64<A>::stepWithCompactEncodingFrameless(
   uint64_t savedRegisterLoc = registers.getSP() + stackSize;
 
   if (encoding & UNWIND_ARM64_FRAME_X19_X20_PAIR) {
-    registers.setRegister(UNW_ARM64_X19, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X19, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setRegister(UNW_ARM64_X20, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X20, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
   if (encoding & UNWIND_ARM64_FRAME_X21_X22_PAIR) {
-    registers.setRegister(UNW_ARM64_X21, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X21, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setRegister(UNW_ARM64_X22, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X22, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
   if (encoding & UNWIND_ARM64_FRAME_X23_X24_PAIR) {
-    registers.setRegister(UNW_ARM64_X23, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X23, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setRegister(UNW_ARM64_X24, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X24, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
   if (encoding & UNWIND_ARM64_FRAME_X25_X26_PAIR) {
-    registers.setRegister(UNW_ARM64_X25, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X25, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setRegister(UNW_ARM64_X26, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X26, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
   if (encoding & UNWIND_ARM64_FRAME_X27_X28_PAIR) {
-    registers.setRegister(UNW_ARM64_X27, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X27, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setRegister(UNW_ARM64_X28, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X28, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
 
   if (encoding & UNWIND_ARM64_FRAME_D8_D9_PAIR) {
-    registers.setFloatRegister(UNW_ARM64_D8,
+    registers.setFloatRegister(UNW_AARCH64_V8,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setFloatRegister(UNW_ARM64_D9,
+    registers.setFloatRegister(UNW_AARCH64_V9,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
   if (encoding & UNWIND_ARM64_FRAME_D10_D11_PAIR) {
-    registers.setFloatRegister(UNW_ARM64_D10,
+    registers.setFloatRegister(UNW_AARCH64_V10,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setFloatRegister(UNW_ARM64_D11,
+    registers.setFloatRegister(UNW_AARCH64_V11,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
   if (encoding & UNWIND_ARM64_FRAME_D12_D13_PAIR) {
-    registers.setFloatRegister(UNW_ARM64_D12,
+    registers.setFloatRegister(UNW_AARCH64_V12,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setFloatRegister(UNW_ARM64_D13,
+    registers.setFloatRegister(UNW_AARCH64_V13,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
   if (encoding & UNWIND_ARM64_FRAME_D14_D15_PAIR) {
-    registers.setFloatRegister(UNW_ARM64_D14,
+    registers.setFloatRegister(UNW_AARCH64_V14,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setFloatRegister(UNW_ARM64_D15,
+    registers.setFloatRegister(UNW_AARCH64_V15,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
@@ -604,7 +604,7 @@ int CompactUnwinder_arm64<A>::stepWithCompactEncodingFrameless(
   registers.setSP(savedRegisterLoc);
 
   // set pc to be value in lr
-  registers.setIP(registers.getRegister(UNW_ARM64_LR));
+  registers.setIP(registers.getRegister(UNW_AARCH64_LR));
 
   return UNW_STEP_SUCCESS;
 }
@@ -616,65 +616,65 @@ int CompactUnwinder_arm64<A>::stepWithCompactEncodingFrame(
   uint64_t savedRegisterLoc = registers.getFP() - 8;
 
   if (encoding & UNWIND_ARM64_FRAME_X19_X20_PAIR) {
-    registers.setRegister(UNW_ARM64_X19, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X19, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setRegister(UNW_ARM64_X20, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X20, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
   if (encoding & UNWIND_ARM64_FRAME_X21_X22_PAIR) {
-    registers.setRegister(UNW_ARM64_X21, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X21, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setRegister(UNW_ARM64_X22, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X22, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
   if (encoding & UNWIND_ARM64_FRAME_X23_X24_PAIR) {
-    registers.setRegister(UNW_ARM64_X23, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X23, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setRegister(UNW_ARM64_X24, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X24, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
   if (encoding & UNWIND_ARM64_FRAME_X25_X26_PAIR) {
-    registers.setRegister(UNW_ARM64_X25, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X25, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setRegister(UNW_ARM64_X26, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X26, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
   if (encoding & UNWIND_ARM64_FRAME_X27_X28_PAIR) {
-    registers.setRegister(UNW_ARM64_X27, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X27, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setRegister(UNW_ARM64_X28, addressSpace.get64(savedRegisterLoc));
+    registers.setRegister(UNW_AARCH64_X28, addressSpace.get64(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
 
   if (encoding & UNWIND_ARM64_FRAME_D8_D9_PAIR) {
-    registers.setFloatRegister(UNW_ARM64_D8,
+    registers.setFloatRegister(UNW_AARCH64_V8,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setFloatRegister(UNW_ARM64_D9,
+    registers.setFloatRegister(UNW_AARCH64_V9,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
   if (encoding & UNWIND_ARM64_FRAME_D10_D11_PAIR) {
-    registers.setFloatRegister(UNW_ARM64_D10,
+    registers.setFloatRegister(UNW_AARCH64_V10,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setFloatRegister(UNW_ARM64_D11,
+    registers.setFloatRegister(UNW_AARCH64_V11,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
   if (encoding & UNWIND_ARM64_FRAME_D12_D13_PAIR) {
-    registers.setFloatRegister(UNW_ARM64_D12,
+    registers.setFloatRegister(UNW_AARCH64_V12,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setFloatRegister(UNW_ARM64_D13,
+    registers.setFloatRegister(UNW_AARCH64_V13,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }
   if (encoding & UNWIND_ARM64_FRAME_D14_D15_PAIR) {
-    registers.setFloatRegister(UNW_ARM64_D14,
+    registers.setFloatRegister(UNW_AARCH64_V14,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
-    registers.setFloatRegister(UNW_ARM64_D15,
+    registers.setFloatRegister(UNW_AARCH64_V15,
                                addressSpace.getDouble(savedRegisterLoc));
     savedRegisterLoc -= 8;
   }

diff  --git a/libunwind/src/DwarfInstructions.hpp b/libunwind/src/DwarfInstructions.hpp
index 686c6be0d8fde..60b242e0c143c 100644
--- a/libunwind/src/DwarfInstructions.hpp
+++ b/libunwind/src/DwarfInstructions.hpp
@@ -219,7 +219,7 @@ int DwarfInstructions<A, R>::stepWithDwarf(A &addressSpace, pint_t pc,
       // restored. autia1716 is used instead of autia as autia1716 assembles
       // to a NOP on pre-v8.3a architectures.
       if ((R::getArch() == REGISTERS_ARM64) &&
-          prolog.savedRegisters[UNW_ARM64_RA_SIGN_STATE].value &&
+          prolog.savedRegisters[UNW_AARCH64_RA_SIGN_STATE].value &&
           returnAddress != 0) {
 #if !defined(_LIBUNWIND_IS_NATIVE_ONLY)
         return UNW_ECROSSRASIGNING;

diff  --git a/libunwind/src/DwarfParser.hpp b/libunwind/src/DwarfParser.hpp
index de0eb6de9d700..2a7155ba9eb29 100644
--- a/libunwind/src/DwarfParser.hpp
+++ b/libunwind/src/DwarfParser.hpp
@@ -733,8 +733,8 @@ bool CFI_Parser<A>::parseFDEInstructions(A &addressSpace,
 #if defined(_LIBUNWIND_TARGET_AARCH64)
         case REGISTERS_ARM64: {
           int64_t value =
-              results->savedRegisters[UNW_ARM64_RA_SIGN_STATE].value ^ 0x1;
-          results->setRegisterValue(UNW_ARM64_RA_SIGN_STATE, value,
+              results->savedRegisters[UNW_AARCH64_RA_SIGN_STATE].value ^ 0x1;
+          results->setRegisterValue(UNW_AARCH64_RA_SIGN_STATE, value,
                                     initialState);
           _LIBUNWIND_TRACE_DWARF("DW_CFA_AARCH64_negate_ra_state\n");
         } break;

diff  --git a/libunwind/src/Registers.hpp b/libunwind/src/Registers.hpp
index 8f1e4272049d8..0699743888e97 100644
--- a/libunwind/src/Registers.hpp
+++ b/libunwind/src/Registers.hpp
@@ -1850,7 +1850,7 @@ inline bool Registers_arm64::validRegister(int regNum) const {
     return false;
   if (regNum > 95)
     return false;
-  if (regNum == UNW_ARM64_RA_SIGN_STATE)
+  if (regNum == UNW_AARCH64_RA_SIGN_STATE)
     return true;
   if ((regNum > 32) && (regNum < 64))
     return false;
@@ -1858,15 +1858,15 @@ inline bool Registers_arm64::validRegister(int regNum) const {
 }
 
 inline uint64_t Registers_arm64::getRegister(int regNum) const {
-  if (regNum == UNW_REG_IP || regNum == UNW_ARM64_PC)
+  if (regNum == UNW_REG_IP || regNum == UNW_AARCH64_PC)
     return _registers.__pc;
-  if (regNum == UNW_REG_SP || regNum == UNW_ARM64_SP)
+  if (regNum == UNW_REG_SP || regNum == UNW_AARCH64_SP)
     return _registers.__sp;
-  if (regNum == UNW_ARM64_RA_SIGN_STATE)
+  if (regNum == UNW_AARCH64_RA_SIGN_STATE)
     return _registers.__ra_sign_state;
-  if (regNum == UNW_ARM64_FP)
+  if (regNum == UNW_AARCH64_FP)
     return _registers.__fp;
-  if (regNum == UNW_ARM64_LR)
+  if (regNum == UNW_AARCH64_LR)
     return _registers.__lr;
   if ((regNum >= 0) && (regNum < 29))
     return _registers.__x[regNum];
@@ -1874,15 +1874,15 @@ inline uint64_t Registers_arm64::getRegister(int regNum) const {
 }
 
 inline void Registers_arm64::setRegister(int regNum, uint64_t value) {
-  if (regNum == UNW_REG_IP || regNum == UNW_ARM64_PC)
+  if (regNum == UNW_REG_IP || regNum == UNW_AARCH64_PC)
     _registers.__pc = value;
-  else if (regNum == UNW_REG_SP || regNum == UNW_ARM64_SP)
+  else if (regNum == UNW_REG_SP || regNum == UNW_AARCH64_SP)
     _registers.__sp = value;
-  else if (regNum == UNW_ARM64_RA_SIGN_STATE)
+  else if (regNum == UNW_AARCH64_RA_SIGN_STATE)
     _registers.__ra_sign_state = value;
-  else if (regNum == UNW_ARM64_FP)
+  else if (regNum == UNW_AARCH64_FP)
     _registers.__fp = value;
-  else if (regNum == UNW_ARM64_LR)
+  else if (regNum == UNW_AARCH64_LR)
     _registers.__lr = value;
   else if ((regNum >= 0) && (regNum < 29))
     _registers.__x[regNum] = value;
@@ -1896,135 +1896,135 @@ inline const char *Registers_arm64::getRegisterName(int regNum) {
     return "pc";
   case UNW_REG_SP:
     return "sp";
-  case UNW_ARM64_X0:
+  case UNW_AARCH64_X0:
     return "x0";
-  case UNW_ARM64_X1:
+  case UNW_AARCH64_X1:
     return "x1";
-  case UNW_ARM64_X2:
+  case UNW_AARCH64_X2:
     return "x2";
-  case UNW_ARM64_X3:
+  case UNW_AARCH64_X3:
     return "x3";
-  case UNW_ARM64_X4:
+  case UNW_AARCH64_X4:
     return "x4";
-  case UNW_ARM64_X5:
+  case UNW_AARCH64_X5:
     return "x5";
-  case UNW_ARM64_X6:
+  case UNW_AARCH64_X6:
     return "x6";
-  case UNW_ARM64_X7:
+  case UNW_AARCH64_X7:
     return "x7";
-  case UNW_ARM64_X8:
+  case UNW_AARCH64_X8:
     return "x8";
-  case UNW_ARM64_X9:
+  case UNW_AARCH64_X9:
     return "x9";
-  case UNW_ARM64_X10:
+  case UNW_AARCH64_X10:
     return "x10";
-  case UNW_ARM64_X11:
+  case UNW_AARCH64_X11:
     return "x11";
-  case UNW_ARM64_X12:
+  case UNW_AARCH64_X12:
     return "x12";
-  case UNW_ARM64_X13:
+  case UNW_AARCH64_X13:
     return "x13";
-  case UNW_ARM64_X14:
+  case UNW_AARCH64_X14:
     return "x14";
-  case UNW_ARM64_X15:
+  case UNW_AARCH64_X15:
     return "x15";
-  case UNW_ARM64_X16:
+  case UNW_AARCH64_X16:
     return "x16";
-  case UNW_ARM64_X17:
+  case UNW_AARCH64_X17:
     return "x17";
-  case UNW_ARM64_X18:
+  case UNW_AARCH64_X18:
     return "x18";
-  case UNW_ARM64_X19:
+  case UNW_AARCH64_X19:
     return "x19";
-  case UNW_ARM64_X20:
+  case UNW_AARCH64_X20:
     return "x20";
-  case UNW_ARM64_X21:
+  case UNW_AARCH64_X21:
     return "x21";
-  case UNW_ARM64_X22:
+  case UNW_AARCH64_X22:
     return "x22";
-  case UNW_ARM64_X23:
+  case UNW_AARCH64_X23:
     return "x23";
-  case UNW_ARM64_X24:
+  case UNW_AARCH64_X24:
     return "x24";
-  case UNW_ARM64_X25:
+  case UNW_AARCH64_X25:
     return "x25";
-  case UNW_ARM64_X26:
+  case UNW_AARCH64_X26:
     return "x26";
-  case UNW_ARM64_X27:
+  case UNW_AARCH64_X27:
     return "x27";
-  case UNW_ARM64_X28:
+  case UNW_AARCH64_X28:
     return "x28";
-  case UNW_ARM64_FP:
+  case UNW_AARCH64_FP:
     return "fp";
-  case UNW_ARM64_LR:
+  case UNW_AARCH64_LR:
     return "lr";
-  case UNW_ARM64_SP:
+  case UNW_AARCH64_SP:
     return "sp";
-  case UNW_ARM64_PC:
+  case UNW_AARCH64_PC:
     return "pc";
-  case UNW_ARM64_D0:
+  case UNW_AARCH64_V0:
     return "d0";
-  case UNW_ARM64_D1:
+  case UNW_AARCH64_V1:
     return "d1";
-  case UNW_ARM64_D2:
+  case UNW_AARCH64_V2:
     return "d2";
-  case UNW_ARM64_D3:
+  case UNW_AARCH64_V3:
     return "d3";
-  case UNW_ARM64_D4:
+  case UNW_AARCH64_V4:
     return "d4";
-  case UNW_ARM64_D5:
+  case UNW_AARCH64_V5:
     return "d5";
-  case UNW_ARM64_D6:
+  case UNW_AARCH64_V6:
     return "d6";
-  case UNW_ARM64_D7:
+  case UNW_AARCH64_V7:
     return "d7";
-  case UNW_ARM64_D8:
+  case UNW_AARCH64_V8:
     return "d8";
-  case UNW_ARM64_D9:
+  case UNW_AARCH64_V9:
     return "d9";
-  case UNW_ARM64_D10:
+  case UNW_AARCH64_V10:
     return "d10";
-  case UNW_ARM64_D11:
+  case UNW_AARCH64_V11:
     return "d11";
-  case UNW_ARM64_D12:
+  case UNW_AARCH64_V12:
     return "d12";
-  case UNW_ARM64_D13:
+  case UNW_AARCH64_V13:
     return "d13";
-  case UNW_ARM64_D14:
+  case UNW_AARCH64_V14:
     return "d14";
-  case UNW_ARM64_D15:
+  case UNW_AARCH64_V15:
     return "d15";
-  case UNW_ARM64_D16:
+  case UNW_AARCH64_V16:
     return "d16";
-  case UNW_ARM64_D17:
+  case UNW_AARCH64_V17:
     return "d17";
-  case UNW_ARM64_D18:
+  case UNW_AARCH64_V18:
     return "d18";
-  case UNW_ARM64_D19:
+  case UNW_AARCH64_V19:
     return "d19";
-  case UNW_ARM64_D20:
+  case UNW_AARCH64_V20:
     return "d20";
-  case UNW_ARM64_D21:
+  case UNW_AARCH64_V21:
     return "d21";
-  case UNW_ARM64_D22:
+  case UNW_AARCH64_V22:
     return "d22";
-  case UNW_ARM64_D23:
+  case UNW_AARCH64_V23:
     return "d23";
-  case UNW_ARM64_D24:
+  case UNW_AARCH64_V24:
     return "d24";
-  case UNW_ARM64_D25:
+  case UNW_AARCH64_V25:
     return "d25";
-  case UNW_ARM64_D26:
+  case UNW_AARCH64_V26:
     return "d26";
-  case UNW_ARM64_D27:
+  case UNW_AARCH64_V27:
     return "d27";
-  case UNW_ARM64_D28:
+  case UNW_AARCH64_V28:
     return "d28";
-  case UNW_ARM64_D29:
+  case UNW_AARCH64_V29:
     return "d29";
-  case UNW_ARM64_D30:
+  case UNW_AARCH64_V30:
     return "d30";
-  case UNW_ARM64_D31:
+  case UNW_AARCH64_V31:
     return "d31";
   default:
     return "unknown register";
@@ -2032,21 +2032,21 @@ inline const char *Registers_arm64::getRegisterName(int regNum) {
 }
 
 inline bool Registers_arm64::validFloatRegister(int regNum) const {
-  if (regNum < UNW_ARM64_D0)
+  if (regNum < UNW_AARCH64_V0)
     return false;
-  if (regNum > UNW_ARM64_D31)
+  if (regNum > UNW_AARCH64_V31)
     return false;
   return true;
 }
 
 inline double Registers_arm64::getFloatRegister(int regNum) const {
   assert(validFloatRegister(regNum));
-  return _vectorHalfRegisters[regNum - UNW_ARM64_D0];
+  return _vectorHalfRegisters[regNum - UNW_AARCH64_V0];
 }
 
 inline void Registers_arm64::setFloatRegister(int regNum, double value) {
   assert(validFloatRegister(regNum));
-  _vectorHalfRegisters[regNum - UNW_ARM64_D0] = value;
+  _vectorHalfRegisters[regNum - UNW_AARCH64_V0] = value;
 }
 
 inline bool Registers_arm64::validVectorRegister(int) const {

diff  --git a/libunwind/src/Unwind-seh.cpp b/libunwind/src/Unwind-seh.cpp
index 5a6a719730c80..ad0b267659ec4 100644
--- a/libunwind/src/Unwind-seh.cpp
+++ b/libunwind/src/Unwind-seh.cpp
@@ -169,8 +169,8 @@ _GCC_specific_handler(PEXCEPTION_RECORD ms_exc, PVOID frame, PCONTEXT ms_ctx,
     __unw_get_reg(&cursor, UNW_ARM_R1, &exc->private_[3]);
 #elif defined(__aarch64__)
     exc->private_[2] = disp->TargetPc;
-    __unw_get_reg(&cursor, UNW_ARM64_X0, &retval);
-    __unw_get_reg(&cursor, UNW_ARM64_X1, &exc->private_[3]);
+    __unw_get_reg(&cursor, UNW_AARCH64_X0, &retval);
+    __unw_get_reg(&cursor, UNW_AARCH64_X1, &exc->private_[3]);
 #endif
     __unw_get_reg(&cursor, UNW_REG_IP, &target);
     ms_exc->ExceptionCode = STATUS_GCC_UNWIND;

diff  --git a/libunwind/src/UnwindCursor.hpp b/libunwind/src/UnwindCursor.hpp
index 757d9808a978d..8373b61eb4247 100644
--- a/libunwind/src/UnwindCursor.hpp
+++ b/libunwind/src/UnwindCursor.hpp
@@ -620,12 +620,12 @@ UnwindCursor<A, R>::UnwindCursor(unw_context_t *context, A &as)
     _msContext.D[i - UNW_ARM_D0] = d.w;
   }
 #elif defined(_LIBUNWIND_TARGET_AARCH64)
-  for (int i = UNW_ARM64_X0; i <= UNW_ARM64_X30; ++i)
-    _msContext.X[i - UNW_ARM64_X0] = r.getRegister(i);
+  for (int i = UNW_AARCH64_X0; i <= UNW_ARM64_X30; ++i)
+    _msContext.X[i - UNW_AARCH64_X0] = r.getRegister(i);
   _msContext.Sp = r.getRegister(UNW_REG_SP);
   _msContext.Pc = r.getRegister(UNW_REG_IP);
-  for (int i = UNW_ARM64_D0; i <= UNW_ARM64_D31; ++i)
-    _msContext.V[i - UNW_ARM64_D0].D[0] = r.getFloatRegister(i);
+  for (int i = UNW_AARCH64_V0; i <= UNW_ARM64_D31; ++i)
+    _msContext.V[i - UNW_AARCH64_V0].D[0] = r.getFloatRegister(i);
 #endif
 }
 
@@ -650,7 +650,7 @@ bool UnwindCursor<A, R>::validReg(int regNum) {
 #elif defined(_LIBUNWIND_TARGET_ARM)
   if (regNum >= UNW_ARM_R0 && regNum <= UNW_ARM_R15) return true;
 #elif defined(_LIBUNWIND_TARGET_AARCH64)
-  if (regNum >= UNW_ARM64_X0 && regNum <= UNW_ARM64_X30) return true;
+  if (regNum >= UNW_AARCH64_X0 && regNum <= UNW_ARM64_X30) return true;
 #endif
   return false;
 }
@@ -699,7 +699,7 @@ unw_word_t UnwindCursor<A, R>::getReg(int regNum) {
 #elif defined(_LIBUNWIND_TARGET_AARCH64)
   case UNW_REG_SP: return _msContext.Sp;
   case UNW_REG_IP: return _msContext.Pc;
-  default: return _msContext.X[regNum - UNW_ARM64_X0];
+  default: return _msContext.X[regNum - UNW_AARCH64_X0];
 #endif
   }
   _LIBUNWIND_ABORT("unsupported register");
@@ -749,37 +749,37 @@ void UnwindCursor<A, R>::setReg(int regNum, unw_word_t value) {
 #elif defined(_LIBUNWIND_TARGET_AARCH64)
   case UNW_REG_SP: _msContext.Sp = value; break;
   case UNW_REG_IP: _msContext.Pc = value; break;
-  case UNW_ARM64_X0:
-  case UNW_ARM64_X1:
-  case UNW_ARM64_X2:
-  case UNW_ARM64_X3:
-  case UNW_ARM64_X4:
-  case UNW_ARM64_X5:
-  case UNW_ARM64_X6:
-  case UNW_ARM64_X7:
-  case UNW_ARM64_X8:
-  case UNW_ARM64_X9:
-  case UNW_ARM64_X10:
-  case UNW_ARM64_X11:
-  case UNW_ARM64_X12:
-  case UNW_ARM64_X13:
-  case UNW_ARM64_X14:
-  case UNW_ARM64_X15:
-  case UNW_ARM64_X16:
-  case UNW_ARM64_X17:
-  case UNW_ARM64_X18:
-  case UNW_ARM64_X19:
-  case UNW_ARM64_X20:
-  case UNW_ARM64_X21:
-  case UNW_ARM64_X22:
-  case UNW_ARM64_X23:
-  case UNW_ARM64_X24:
-  case UNW_ARM64_X25:
-  case UNW_ARM64_X26:
-  case UNW_ARM64_X27:
-  case UNW_ARM64_X28:
-  case UNW_ARM64_FP:
-  case UNW_ARM64_LR: _msContext.X[regNum - UNW_ARM64_X0] = value; break;
+  case UNW_AARCH64_X0:
+  case UNW_AARCH64_X1:
+  case UNW_AARCH64_X2:
+  case UNW_AARCH64_X3:
+  case UNW_AARCH64_X4:
+  case UNW_AARCH64_X5:
+  case UNW_AARCH64_X6:
+  case UNW_AARCH64_X7:
+  case UNW_AARCH64_X8:
+  case UNW_AARCH64_X9:
+  case UNW_AARCH64_X10:
+  case UNW_AARCH64_X11:
+  case UNW_AARCH64_X12:
+  case UNW_AARCH64_X13:
+  case UNW_AARCH64_X14:
+  case UNW_AARCH64_X15:
+  case UNW_AARCH64_X16:
+  case UNW_AARCH64_X17:
+  case UNW_AARCH64_X18:
+  case UNW_AARCH64_X19:
+  case UNW_AARCH64_X20:
+  case UNW_AARCH64_X21:
+  case UNW_AARCH64_X22:
+  case UNW_AARCH64_X23:
+  case UNW_AARCH64_X24:
+  case UNW_AARCH64_X25:
+  case UNW_AARCH64_X26:
+  case UNW_AARCH64_X27:
+  case UNW_AARCH64_X28:
+  case UNW_AARCH64_FP:
+  case UNW_AARCH64_LR: _msContext.X[regNum - UNW_ARM64_X0] = value; break;
 #endif
   default:
     _LIBUNWIND_ABORT("unsupported register");
@@ -792,7 +792,7 @@ bool UnwindCursor<A, R>::validFloatReg(int regNum) {
   if (regNum >= UNW_ARM_S0 && regNum <= UNW_ARM_S31) return true;
   if (regNum >= UNW_ARM_D0 && regNum <= UNW_ARM_D31) return true;
 #elif defined(_LIBUNWIND_TARGET_AARCH64)
-  if (regNum >= UNW_ARM64_D0 && regNum <= UNW_ARM64_D31) return true;
+  if (regNum >= UNW_AARCH64_V0 && regNum <= UNW_ARM64_D31) return true;
 #else
   (void)regNum;
 #endif
@@ -820,7 +820,7 @@ unw_fpreg_t UnwindCursor<A, R>::getFloatReg(int regNum) {
   }
   _LIBUNWIND_ABORT("unsupported float register");
 #elif defined(_LIBUNWIND_TARGET_AARCH64)
-  return _msContext.V[regNum - UNW_ARM64_D0].D[0];
+  return _msContext.V[regNum - UNW_AARCH64_V0].D[0];
 #else
   (void)regNum;
   _LIBUNWIND_ABORT("float registers unimplemented");
@@ -848,7 +848,7 @@ void UnwindCursor<A, R>::setFloatReg(int regNum, unw_fpreg_t value) {
   }
   _LIBUNWIND_ABORT("unsupported float register");
 #elif defined(_LIBUNWIND_TARGET_AARCH64)
-  _msContext.V[regNum - UNW_ARM64_D0].D[0] = value;
+  _msContext.V[regNum - UNW_AARCH64_V0].D[0] = value;
 #else
   (void)regNum;
   (void)value;
@@ -2061,7 +2061,7 @@ int UnwindCursor<A, R>::stepThroughSigReturn(Registers_arm64 &) {
   for (int i = 0; i <= 30; ++i) {
     uint64_t value = _addressSpace.get64(sigctx + kOffsetGprs +
                                          static_cast<pint_t>(i * 8));
-    _registers.setRegister(UNW_ARM64_X0 + i, value);
+    _registers.setRegister(UNW_AARCH64_X0 + i, value);
   }
   _registers.setSP(_addressSpace.get64(sigctx + kOffsetSp));
   _registers.setIP(_addressSpace.get64(sigctx + kOffsetPc));


        


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