Revert `rL321667: [PPC64] Port to ppc64le - initial version`

Differential Revision: https://reviews.llvm.org/D41386

git-svn-id: https://llvm.org/svn/llvm-project/libunwind/trunk@321678 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 2 insertions, 123 deletions

diff --git a/include/__libunwind_config.h b/include/__libunwind_config.h
index 1c254d6..69a4996 100644
--- a/include/__libunwind_config.h
+++ b/include/__libunwind_config.h
@@ -18,7 +18,6 @@
 #define _LIBUNWIND_HIGHEST_DWARF_REGISTER_X86       8
 #define _LIBUNWIND_HIGHEST_DWARF_REGISTER_X86_64    32
 #define _LIBUNWIND_HIGHEST_DWARF_REGISTER_PPC       112
-#define _LIBUNWIND_HIGHEST_DWARF_REGISTER_PPC64     110
 #define _LIBUNWIND_HIGHEST_DWARF_REGISTER_ARM64     95
 #define _LIBUNWIND_HIGHEST_DWARF_REGISTER_ARM       287
 #define _LIBUNWIND_HIGHEST_DWARF_REGISTER_OR1K      31
@@ -40,11 +39,6 @@
 #    define _LIBUNWIND_CURSOR_SIZE 33
 #  endif
 #  define _LIBUNWIND_HIGHEST_DWARF_REGISTER _LIBUNWIND_HIGHEST_DWARF_REGISTER_X86_64
-# elif defined(__powerpc64__)
-#  define _LIBUNWIND_TARGET_PPC64 1
-#  define _LIBUNWIND_CONTEXT_SIZE 136
-#  define _LIBUNWIND_CURSOR_SIZE 148
-#  define _LIBUNWIND_HIGHEST_DWARF_REGISTER _LIBUNWIND_HIGHEST_DWARF_REGISTER_PPC64
 # elif defined(__ppc__)
 #  define _LIBUNWIND_TARGET_PPC 1
 #  define _LIBUNWIND_CONTEXT_SIZE 117
@@ -90,14 +84,13 @@
 # define _LIBUNWIND_TARGET_I386
 # define _LIBUNWIND_TARGET_X86_64 1
 # define _LIBUNWIND_TARGET_PPC 1
-# define _LIBUNWIND_TARGET_PPC64 1
 # define _LIBUNWIND_TARGET_AARCH64 1
 # define _LIBUNWIND_TARGET_ARM 1
 # define _LIBUNWIND_TARGET_OR1K 1
 # define _LIBUNWIND_TARGET_MIPS_O32 1
 # define _LIBUNWIND_TARGET_MIPS_N64 1
-# define _LIBUNWIND_CONTEXT_SIZE 136
-# define _LIBUNWIND_CURSOR_SIZE 148
+# define _LIBUNWIND_CONTEXT_SIZE 128
+# define _LIBUNWIND_CURSOR_SIZE 140
 # define _LIBUNWIND_HIGHEST_DWARF_REGISTER 287
 #endif // _LIBUNWIND_IS_NATIVE_ONLY
 
diff --git a/include/libunwind.h b/include/libunwind.h
index 29cf62e..9011d55 100644
--- a/include/libunwind.h
+++ b/include/libunwind.h
@@ -325,120 +325,6 @@ enum {
   UNW_PPC_SPEFSCR = 112
 };
 
-// 64-bit ppc register numbers
-enum {
-  UNW_PPC64_R0  = 0,
-  UNW_PPC64_R1  = 1,
-  UNW_PPC64_R2  = 2,
-  UNW_PPC64_R3  = 3,
-  UNW_PPC64_R4  = 4,
-  UNW_PPC64_R5  = 5,
-  UNW_PPC64_R6  = 6,
-  UNW_PPC64_R7  = 7,
-  UNW_PPC64_R8  = 8,
-  UNW_PPC64_R9  = 9,
-  UNW_PPC64_R10 = 10,
-  UNW_PPC64_R11 = 11,
-  UNW_PPC64_R12 = 12,
-  UNW_PPC64_R13 = 13,
-  UNW_PPC64_R14 = 14,
-  UNW_PPC64_R15 = 15,
-  UNW_PPC64_R16 = 16,
-  UNW_PPC64_R17 = 17,
-  UNW_PPC64_R18 = 18,
-  UNW_PPC64_R19 = 19,
-  UNW_PPC64_R20 = 20,
-  UNW_PPC64_R21 = 21,
-  UNW_PPC64_R22 = 22,
-  UNW_PPC64_R23 = 23,
-  UNW_PPC64_R24 = 24,
-  UNW_PPC64_R25 = 25,
-  UNW_PPC64_R26 = 26,
-  UNW_PPC64_R27 = 27,
-  UNW_PPC64_R28 = 28,
-  UNW_PPC64_R29 = 29,
-  UNW_PPC64_R30 = 30,
-  UNW_PPC64_R31 = 31,
-  UNW_PPC64_F0  = 32,
-  UNW_PPC64_F1  = 33,
-  UNW_PPC64_F2  = 34,
-  UNW_PPC64_F3  = 35,
-  UNW_PPC64_F4  = 36,
-  UNW_PPC64_F5  = 37,
-  UNW_PPC64_F6  = 38,
-  UNW_PPC64_F7  = 39,
-  UNW_PPC64_F8  = 40,
-  UNW_PPC64_F9  = 41,
-  UNW_PPC64_F10 = 42,
-  UNW_PPC64_F11 = 43,
-  UNW_PPC64_F12 = 44,
-  UNW_PPC64_F13 = 45,
-  UNW_PPC64_F14 = 46,
-  UNW_PPC64_F15 = 47,
-  UNW_PPC64_F16 = 48,
-  UNW_PPC64_F17 = 49,
-  UNW_PPC64_F18 = 50,
-  UNW_PPC64_F19 = 51,
-  UNW_PPC64_F20 = 52,
-  UNW_PPC64_F21 = 53,
-  UNW_PPC64_F22 = 54,
-  UNW_PPC64_F23 = 55,
-  UNW_PPC64_F24 = 56,
-  UNW_PPC64_F25 = 57,
-  UNW_PPC64_F26 = 58,
-  UNW_PPC64_F27 = 59,
-  UNW_PPC64_F28 = 60,
-  UNW_PPC64_F29 = 61,
-  UNW_PPC64_F30 = 62,
-  UNW_PPC64_F31 = 63,
-  UNW_PPC64_LR  = 64,
-  UNW_PPC64_CTR = 65,
-  UNW_PPC64_CR0 = 66,
-  UNW_PPC64_CR1 = 67,
-  UNW_PPC64_CR2 = 68,
-  UNW_PPC64_CR3 = 69,
-  UNW_PPC64_CR4 = 70,
-  UNW_PPC64_CR5 = 71,
-  UNW_PPC64_CR6 = 72,
-  UNW_PPC64_CR7 = 73,
-  UNW_PPC64_XER = 74,
-  UNW_PPC64_V0  = 75,
-  UNW_PPC64_V1  = 76,
-  UNW_PPC64_V2  = 77,
-  UNW_PPC64_V3  = 78,
-  UNW_PPC64_V4  = 79,
-  UNW_PPC64_V5  = 80,
-  UNW_PPC64_V6  = 81,
-  UNW_PPC64_V7  = 82,
-  UNW_PPC64_V8  = 83,
-  UNW_PPC64_V9  = 84,
-  UNW_PPC64_V10 = 85,
-  UNW_PPC64_V11 = 86,
-  UNW_PPC64_V12 = 87,
-  UNW_PPC64_V13 = 88,
-  UNW_PPC64_V14 = 89,
-  UNW_PPC64_V15 = 90,
-  UNW_PPC64_V16 = 91,
-  UNW_PPC64_V17 = 92,
-  UNW_PPC64_V18 = 93,
-  UNW_PPC64_V19 = 94,
-  UNW_PPC64_V20 = 95,
-  UNW_PPC64_V21 = 96,
-  UNW_PPC64_V22 = 97,
-  UNW_PPC64_V23 = 98,
-  UNW_PPC64_V24 = 99,
-  UNW_PPC64_V25 = 100,
-  UNW_PPC64_V26 = 101,
-  UNW_PPC64_V27 = 102,
-  UNW_PPC64_V28 = 103,
-  UNW_PPC64_V29 = 104,
-  UNW_PPC64_V30 = 105,
-  UNW_PPC64_V31 = 106,
-  UNW_PPC64_VRSAVE  = 107,
-  UNW_PPC64_VSCR    = 108,
-  UNW_PPC64_FPSCR   = 109
-};
-
 // 64-bit ARM64 registers
 enum {
   UNW_ARM64_X0  = 0,