mstorsjo updated this revision to Diff 120863.
mstorsjo edited the summary of this revision.
mstorsjo added a comment.
Avoiding duplicating the highest register number, avoiding any further casts in
log lines.
https://reviews.llvm.org/D39251
Files:
include/__libunwind_config.h
include/libunwind.h
src/Registers.hpp
src/UnwindCursor.hpp
src/libunwind.cpp
Index: src/libunwind.cpp
===================================================================
--- src/libunwind.cpp
+++ src/libunwind.cpp
@@ -55,7 +55,7 @@
# define REGISTER_KIND Registers_ppc
#elif defined(__aarch64__)
# define REGISTER_KIND Registers_arm64
-#elif defined(_LIBUNWIND_ARM_EHABI)
+#elif defined(__arm__)
# define REGISTER_KIND Registers_arm
#elif defined(__or1k__)
# define REGISTER_KIND Registers_or1k
Index: src/UnwindCursor.hpp
===================================================================
--- src/UnwindCursor.hpp
+++ src/UnwindCursor.hpp
@@ -583,6 +583,12 @@
}
#endif
+#if defined(_LIBUNWIND_TARGET_ARM)
+ compact_unwind_encoding_t dwarfEncoding(Registers_arm &) const {
+ return 0;
+ }
+#endif
+
#if defined (_LIBUNWIND_TARGET_OR1K)
compact_unwind_encoding_t dwarfEncoding(Registers_or1k &) const {
return 0;
Index: src/Registers.hpp
===================================================================
--- src/Registers.hpp
+++ src/Registers.hpp
@@ -1386,7 +1386,7 @@
Registers_arm(const void *registers);
bool validRegister(int num) const;
- uint32_t getRegister(int num);
+ uint32_t getRegister(int num) const;
void setRegister(int num, uint32_t value);
bool validFloatRegister(int num) const;
unw_fpreg_t getFloatRegister(int num);
@@ -1399,6 +1399,7 @@
restoreSavedFloatRegisters();
restoreCoreAndJumpTo();
}
+ static int lastDwarfRegNum() { return _LIBUNWIND_HIGHEST_DWARF_REGISTER_ARM; }
uint32_t getSP() const { return _registers.__sp; }
void setSP(uint32_t value) { _registers.__sp = value; }
@@ -1472,11 +1473,11 @@
// Whether iWMMX data registers are saved.
bool _saved_iwmmx;
// Whether iWMMX control registers are saved.
- bool _saved_iwmmx_control;
+ mutable bool _saved_iwmmx_control;
// iWMMX registers
unw_fpreg_t _iwmmx[16];
// iWMMX control registers
- uint32_t _iwmmx_control[4];
+ mutable uint32_t _iwmmx_control[4];
#endif
};
@@ -1533,7 +1534,7 @@
return false;
}
-inline uint32_t Registers_arm::getRegister(int regNum) {
+inline uint32_t Registers_arm::getRegister(int regNum) const {
if (regNum == UNW_REG_SP || regNum == UNW_ARM_SP)
return _registers.__sp;
Index: include/libunwind.h
===================================================================
--- include/libunwind.h
+++ include/libunwind.h
@@ -73,7 +73,7 @@
typedef int unw_regnum_t;
typedef uintptr_t unw_word_t;
-#if defined(_LIBUNWIND_ARM_EHABI)
+#if defined(__arm__)
typedef uint64_t unw_fpreg_t;
#else
typedef double unw_fpreg_t;
Index: include/__libunwind_config.h
===================================================================
--- include/__libunwind_config.h
+++ include/__libunwind_config.h
@@ -19,7 +19,7 @@
#define _LIBUNWIND_HIGHEST_DWARF_REGISTER_X86_64 32
#define _LIBUNWIND_HIGHEST_DWARF_REGISTER_PPC 112
#define _LIBUNWIND_HIGHEST_DWARF_REGISTER_ARM64 95
-#define _LIBUNWIND_HIGHEST_DWARF_REGISTER_ARM 95
+#define _LIBUNWIND_HIGHEST_DWARF_REGISTER_ARM 287
#define _LIBUNWIND_HIGHEST_DWARF_REGISTER_OR1K 31
#if defined(_LIBUNWIND_IS_NATIVE_ONLY)
@@ -75,7 +75,7 @@
# define _LIBUNWIND_TARGET_OR1K 1
# define _LIBUNWIND_CONTEXT_SIZE 128
# define _LIBUNWIND_CURSOR_SIZE 140
-# define _LIBUNWIND_HIGHEST_DWARF_REGISTER 119
+# define _LIBUNWIND_HIGHEST_DWARF_REGISTER 287
#endif // _LIBUNWIND_IS_NATIVE_ONLY
#endif // ____LIBUNWIND_CONFIG_H__
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