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author | Anton Samokhvalov <pg83@yandex.ru> | 2022-02-10 16:45:17 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:45:17 +0300 |
commit | d3a398281c6fd1d3672036cb2d63f842d2cb28c5 (patch) | |
tree | dd4bd3ca0f36b817e96812825ffaf10d645803f2 /contrib/libs/cxxsupp/builtins/assembly.h | |
parent | 72cb13b4aff9bc9cf22e49251bc8fd143f82538f (diff) | |
download | ydb-d3a398281c6fd1d3672036cb2d63f842d2cb28c5.tar.gz |
Restoring authorship annotation for Anton Samokhvalov <pg83@yandex.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/libs/cxxsupp/builtins/assembly.h')
-rw-r--r-- | contrib/libs/cxxsupp/builtins/assembly.h | 316 |
1 files changed, 158 insertions, 158 deletions
diff --git a/contrib/libs/cxxsupp/builtins/assembly.h b/contrib/libs/cxxsupp/builtins/assembly.h index e4a4d45b20..c28970534c 100644 --- a/contrib/libs/cxxsupp/builtins/assembly.h +++ b/contrib/libs/cxxsupp/builtins/assembly.h @@ -1,158 +1,158 @@ -/* ===-- assembly.h - compiler-rt assembler support macros -----------------=== - * - * The LLVM Compiler Infrastructure - * - * This file is dual licensed under the MIT and the University of Illinois Open - * Source Licenses. See LICENSE.TXT for details. - * - * ===----------------------------------------------------------------------=== - * - * This file defines macros for use in compiler-rt assembler source. - * This file is not part of the interface of this library. - * - * ===----------------------------------------------------------------------=== - */ - -#ifndef COMPILERRT_ASSEMBLY_H -#define COMPILERRT_ASSEMBLY_H - -#if defined(__POWERPC__) || defined(__powerpc__) || defined(__ppc__) -#define SEPARATOR @ -#else -#define SEPARATOR ; -#endif - -#if defined(__APPLE__) -#define HIDDEN(name) .private_extern name -#define LOCAL_LABEL(name) L_##name -// tell linker it can break up file at label boundaries -#define FILE_LEVEL_DIRECTIVE .subsections_via_symbols -#define SYMBOL_IS_FUNC(name) -#define CONST_SECTION .const - -#elif defined(__ELF__) - -#define HIDDEN(name) .hidden name -#define LOCAL_LABEL(name) .L_##name -#define FILE_LEVEL_DIRECTIVE -#if defined(__arm__) -#define SYMBOL_IS_FUNC(name) .type name,%function -#else -#define SYMBOL_IS_FUNC(name) .type name,@function -#endif -#define CONST_SECTION .section .rodata - -#else // !__APPLE__ && !__ELF__ - -#define HIDDEN(name) -#define LOCAL_LABEL(name) .L ## name -#define FILE_LEVEL_DIRECTIVE -#define SYMBOL_IS_FUNC(name) \ - .def name SEPARATOR \ - .scl 2 SEPARATOR \ - .type 32 SEPARATOR \ - .endef -#define CONST_SECTION .section .rdata,"rd" - -#endif - -#if defined(__arm__) -#if defined(__ARM_ARCH_4T__) || __ARM_ARCH >= 5 -#define ARM_HAS_BX -#endif -#if !defined(__ARM_FEATURE_CLZ) && \ - (__ARM_ARCH >= 6 || (__ARM_ARCH == 5 && !defined(__ARM_ARCH_5__))) -#define __ARM_FEATURE_CLZ -#endif - -#ifdef ARM_HAS_BX -#define JMP(r) bx r -#define JMPc(r, c) bx##c r -#else -#define JMP(r) mov pc, r -#define JMPc(r, c) mov##c pc, r -#endif - -// pop {pc} can't switch Thumb mode on ARMv4T -#if __ARM_ARCH >= 5 -#define POP_PC() pop {pc} -#else -#define POP_PC() \ - pop {ip}; \ - JMP(ip) -#endif - -#if __ARM_ARCH_ISA_THUMB == 2 -#define IT(cond) it cond -#define ITT(cond) itt cond -#else -#define IT(cond) -#define ITT(cond) -#endif - -#if __ARM_ARCH_ISA_THUMB == 2 -#define WIDE(op) op.w -#else -#define WIDE(op) op -#endif -#endif - -#define GLUE2(a, b) a##b -#define GLUE(a, b) GLUE2(a, b) -#define SYMBOL_NAME(name) GLUE(__USER_LABEL_PREFIX__, name) - -#ifdef VISIBILITY_HIDDEN -#define DECLARE_SYMBOL_VISIBILITY(name) \ - HIDDEN(SYMBOL_NAME(name)) SEPARATOR -#else -#define DECLARE_SYMBOL_VISIBILITY(name) -#endif - -#define DEFINE_COMPILERRT_FUNCTION(name) \ - FILE_LEVEL_DIRECTIVE SEPARATOR \ - .globl SYMBOL_NAME(name) SEPARATOR \ - SYMBOL_IS_FUNC(SYMBOL_NAME(name)) SEPARATOR \ - DECLARE_SYMBOL_VISIBILITY(name) \ - SYMBOL_NAME(name): - -#define DEFINE_COMPILERRT_THUMB_FUNCTION(name) \ - FILE_LEVEL_DIRECTIVE SEPARATOR \ - .globl SYMBOL_NAME(name) SEPARATOR \ - SYMBOL_IS_FUNC(SYMBOL_NAME(name)) SEPARATOR \ - DECLARE_SYMBOL_VISIBILITY(name) SEPARATOR \ - .thumb_func SEPARATOR \ - SYMBOL_NAME(name): - -#define DEFINE_COMPILERRT_PRIVATE_FUNCTION(name) \ - FILE_LEVEL_DIRECTIVE SEPARATOR \ - .globl SYMBOL_NAME(name) SEPARATOR \ - SYMBOL_IS_FUNC(SYMBOL_NAME(name)) SEPARATOR \ - HIDDEN(SYMBOL_NAME(name)) SEPARATOR \ - SYMBOL_NAME(name): - -#define DEFINE_COMPILERRT_PRIVATE_FUNCTION_UNMANGLED(name) \ - .globl name SEPARATOR \ - SYMBOL_IS_FUNC(name) SEPARATOR \ - HIDDEN(name) SEPARATOR \ - name: - -#define DEFINE_COMPILERRT_FUNCTION_ALIAS(name, target) \ - .globl SYMBOL_NAME(name) SEPARATOR \ - SYMBOL_IS_FUNC(SYMBOL_NAME(name)) SEPARATOR \ - .set SYMBOL_NAME(name), SYMBOL_NAME(target) SEPARATOR - -#if defined(__ARM_EABI__) -#define DEFINE_AEABI_FUNCTION_ALIAS(aeabi_name, name) \ - DEFINE_COMPILERRT_FUNCTION_ALIAS(aeabi_name, name) -#else -#define DEFINE_AEABI_FUNCTION_ALIAS(aeabi_name, name) -#endif - -#ifdef __ELF__ -#define END_COMPILERRT_FUNCTION(name) \ - .size SYMBOL_NAME(name), . - SYMBOL_NAME(name) -#else -#define END_COMPILERRT_FUNCTION(name) -#endif - -#endif /* COMPILERRT_ASSEMBLY_H */ +/* ===-- assembly.h - compiler-rt assembler support macros -----------------=== + * + * The LLVM Compiler Infrastructure + * + * This file is dual licensed under the MIT and the University of Illinois Open + * Source Licenses. See LICENSE.TXT for details. + * + * ===----------------------------------------------------------------------=== + * + * This file defines macros for use in compiler-rt assembler source. + * This file is not part of the interface of this library. + * + * ===----------------------------------------------------------------------=== + */ + +#ifndef COMPILERRT_ASSEMBLY_H +#define COMPILERRT_ASSEMBLY_H + +#if defined(__POWERPC__) || defined(__powerpc__) || defined(__ppc__) +#define SEPARATOR @ +#else +#define SEPARATOR ; +#endif + +#if defined(__APPLE__) +#define HIDDEN(name) .private_extern name +#define LOCAL_LABEL(name) L_##name +// tell linker it can break up file at label boundaries +#define FILE_LEVEL_DIRECTIVE .subsections_via_symbols +#define SYMBOL_IS_FUNC(name) +#define CONST_SECTION .const + +#elif defined(__ELF__) + +#define HIDDEN(name) .hidden name +#define LOCAL_LABEL(name) .L_##name +#define FILE_LEVEL_DIRECTIVE +#if defined(__arm__) +#define SYMBOL_IS_FUNC(name) .type name,%function +#else +#define SYMBOL_IS_FUNC(name) .type name,@function +#endif +#define CONST_SECTION .section .rodata + +#else // !__APPLE__ && !__ELF__ + +#define HIDDEN(name) +#define LOCAL_LABEL(name) .L ## name +#define FILE_LEVEL_DIRECTIVE +#define SYMBOL_IS_FUNC(name) \ + .def name SEPARATOR \ + .scl 2 SEPARATOR \ + .type 32 SEPARATOR \ + .endef +#define CONST_SECTION .section .rdata,"rd" + +#endif + +#if defined(__arm__) +#if defined(__ARM_ARCH_4T__) || __ARM_ARCH >= 5 +#define ARM_HAS_BX +#endif +#if !defined(__ARM_FEATURE_CLZ) && \ + (__ARM_ARCH >= 6 || (__ARM_ARCH == 5 && !defined(__ARM_ARCH_5__))) +#define __ARM_FEATURE_CLZ +#endif + +#ifdef ARM_HAS_BX +#define JMP(r) bx r +#define JMPc(r, c) bx##c r +#else +#define JMP(r) mov pc, r +#define JMPc(r, c) mov##c pc, r +#endif + +// pop {pc} can't switch Thumb mode on ARMv4T +#if __ARM_ARCH >= 5 +#define POP_PC() pop {pc} +#else +#define POP_PC() \ + pop {ip}; \ + JMP(ip) +#endif + +#if __ARM_ARCH_ISA_THUMB == 2 +#define IT(cond) it cond +#define ITT(cond) itt cond +#else +#define IT(cond) +#define ITT(cond) +#endif + +#if __ARM_ARCH_ISA_THUMB == 2 +#define WIDE(op) op.w +#else +#define WIDE(op) op +#endif +#endif + +#define GLUE2(a, b) a##b +#define GLUE(a, b) GLUE2(a, b) +#define SYMBOL_NAME(name) GLUE(__USER_LABEL_PREFIX__, name) + +#ifdef VISIBILITY_HIDDEN +#define DECLARE_SYMBOL_VISIBILITY(name) \ + HIDDEN(SYMBOL_NAME(name)) SEPARATOR +#else +#define DECLARE_SYMBOL_VISIBILITY(name) +#endif + +#define DEFINE_COMPILERRT_FUNCTION(name) \ + FILE_LEVEL_DIRECTIVE SEPARATOR \ + .globl SYMBOL_NAME(name) SEPARATOR \ + SYMBOL_IS_FUNC(SYMBOL_NAME(name)) SEPARATOR \ + DECLARE_SYMBOL_VISIBILITY(name) \ + SYMBOL_NAME(name): + +#define DEFINE_COMPILERRT_THUMB_FUNCTION(name) \ + FILE_LEVEL_DIRECTIVE SEPARATOR \ + .globl SYMBOL_NAME(name) SEPARATOR \ + SYMBOL_IS_FUNC(SYMBOL_NAME(name)) SEPARATOR \ + DECLARE_SYMBOL_VISIBILITY(name) SEPARATOR \ + .thumb_func SEPARATOR \ + SYMBOL_NAME(name): + +#define DEFINE_COMPILERRT_PRIVATE_FUNCTION(name) \ + FILE_LEVEL_DIRECTIVE SEPARATOR \ + .globl SYMBOL_NAME(name) SEPARATOR \ + SYMBOL_IS_FUNC(SYMBOL_NAME(name)) SEPARATOR \ + HIDDEN(SYMBOL_NAME(name)) SEPARATOR \ + SYMBOL_NAME(name): + +#define DEFINE_COMPILERRT_PRIVATE_FUNCTION_UNMANGLED(name) \ + .globl name SEPARATOR \ + SYMBOL_IS_FUNC(name) SEPARATOR \ + HIDDEN(name) SEPARATOR \ + name: + +#define DEFINE_COMPILERRT_FUNCTION_ALIAS(name, target) \ + .globl SYMBOL_NAME(name) SEPARATOR \ + SYMBOL_IS_FUNC(SYMBOL_NAME(name)) SEPARATOR \ + .set SYMBOL_NAME(name), SYMBOL_NAME(target) SEPARATOR + +#if defined(__ARM_EABI__) +#define DEFINE_AEABI_FUNCTION_ALIAS(aeabi_name, name) \ + DEFINE_COMPILERRT_FUNCTION_ALIAS(aeabi_name, name) +#else +#define DEFINE_AEABI_FUNCTION_ALIAS(aeabi_name, name) +#endif + +#ifdef __ELF__ +#define END_COMPILERRT_FUNCTION(name) \ + .size SYMBOL_NAME(name), . - SYMBOL_NAME(name) +#else +#define END_COMPILERRT_FUNCTION(name) +#endif + +#endif /* COMPILERRT_ASSEMBLY_H */ |