diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/trans/codegen_c.cpp | 59 |
1 files changed, 27 insertions, 32 deletions
diff --git a/src/trans/codegen_c.cpp b/src/trans/codegen_c.cpp index 71ae50a5..401b9e8d 100644 --- a/src/trans/codegen_c.cpp +++ b/src/trans/codegen_c.cpp @@ -196,10 +196,29 @@ namespace { << "extern void _Unwind_Resume(void) __attribute__((noreturn));\n" << "#define ALIGNOF(t) __alignof__(t)\n" ; + break; case Compiler::Msvc: - m_of << "__declspec(noreturn) extern void _Unwind_Resume(void);\n"; - m_of << "#define ALIGNOF(t) __alignof(t)\n"; + m_of + << "__declspec(noreturn) extern void _Unwind_Resume(void);\n" + << "#define ALIGNOF(t) __alignof(t)\n" + ; + break; //case Compilter::Std11: + // break; + } + switch (m_compiler) + { + case Compiler::Gcc: + // 64-bit bit ops (gcc intrinsics) + m_of + << "static inline uint64_t __builtin_clz64(uint64_t v) {\n" + << "\treturn (v >> 32 != 0 ? __builtin_clz(v>>32) : 32 + __builtin_clz(v));\n" + << "}\n" + << "static inline uint64_t __builtin_ctz64(uint64_t v) {\n" + << "\treturn ((v&0xFFFFFFFF) == 0 ? __builtin_ctz(v>>32) + 32 : __builtin_ctz(v));\n" + << "}\n" + ; + case Compiler::Msvc: break; } @@ -244,7 +263,13 @@ namespace { } else { + // GCC-only m_of + << "static inline uint128_t __builtin_bswap128(uint128_t v) {\n" + << "\tuint64_t lo = __builtin_bswap64((uint64_t)v);\n" + << "\tuint64_t hi = __builtin_bswap64((uint64_t)(v>>64));\n" + << "\treturn ((uint128_t)lo << 64) | (uint128_t)hi;\n" + << "}\n" << "static inline uint128_t intrinsic_ctlz_u128(uint128_t v) {\n" << "\treturn (v == 0 ? 128 : (v >> 64 != 0 ? __builtin_clz64(v>>64) : 64 + __builtin_clz64(v)));\n" << "}\n" @@ -271,36 +296,6 @@ namespace { << "static inline void noop_drop(void *p) {}\n" << "\n" ; - switch (m_compiler) - { - case Compiler::Gcc: - // 64-bit bit ops (gcc intrinsics) - m_of - << "static inline uint64_t __builtin_clz64(uint64_t v) {\n" - << "\treturn (v >> 32 != 0 ? __builtin_clz(v>>32) : 32 + __builtin_clz(v));\n" - << "}\n" - << "static inline uint64_t __builtin_ctz64(uint64_t v) {\n" - << "\treturn ((v&0xFFFFFFFF) == 0 ? __builtin_ctz(v>>32) + 32 : __builtin_ctz(v));\n" - << "}\n" - ; - // u128/i128 ops (gcc intrinsics) - m_of - << "static inline uint128_t __builtin_bswap128(uint128_t v) {\n" - << "\tuint64_t lo = __builtin_bswap64((uint64_t)v);\n" - << "\tuint64_t hi = __builtin_bswap64((uint64_t)(v>>64));\n" - << "\treturn ((uint128_t)lo << 64) | (uint128_t)hi;\n" - << "}\n" - << "static inline uint128_t __builtin_clz128(uint128_t v) {\n" - << "\treturn (v >> 64 != 0 ? __builtin_clz64(v>>64) : 64 + __builtin_clz64(v));\n" - << "}\n" - << "static inline uint128_t __builtin_ctz128(uint128_t v) {\n" - << "\treturn ((v&0xFFFFFFFFFFFFFFFF) == 0 ? __builtin_ctz64(v>>64) + 64 : __builtin_ctz64(v));\n" - << "}\n" - << "\n" - ; - case Compiler::Msvc: - break; - } } ~CodeGenerator_C() {} |