Alexander Shabalin
103 lines
3.1 KiB
C++
103 lines
3.1 KiB
C++
/*
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* Copyright 2010-2017 JetBrains s.r.o.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef RUNTIME_PORTING_H
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#define RUNTIME_PORTING_H
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#include <stdarg.h>
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#include <stdint.h>
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#include <stddef.h>
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#include "Common.h"
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namespace konan {
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// Console operations.
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void consoleInit();
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void consolePrintf(const char* format, ...) __attribute__((format(printf, 1, 2)));
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void consoleErrorf(const char* format, ...) __attribute__((format(printf, 1, 2)));
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void consoleWriteUtf8(const void* utf8, uint32_t sizeBytes);
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void consoleErrorUtf8(const void* utf8, uint32_t sizeBytes);
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// Negative return value denotes that read wasn't successful.
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int32_t consoleReadUtf8(void* utf8, uint32_t maxSizeBytes);
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void consoleFlush();
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// Process control.
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RUNTIME_NORETURN void abort(void);
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RUNTIME_NORETURN void exit(int32_t status);
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// Thread control.
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void onThreadExit(void (*destructor)(void*), void* destructorParameter);
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// String/byte operations.
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// memcpy/memmove/memcmp are not here intentionally, as frequently implemented/optimized
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// by C compiler.
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void* memmem(const void *big, size_t bigLen, const void *little, size_t littleLen);
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int snprintf(char* buffer, size_t size, const char* format, ...) __attribute__((format(printf, 3, 4)));
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int vsnprintf(char* buffer, size_t size, const char* format, va_list args) __attribute__((format(printf, 3, 0)));
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size_t strnlen(const char* buffer, size_t maxSize);
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// These functions should be marked with RUNTIME_USED attribute for wasm target
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// because clang replaces these operations with intrinsics that will be
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// replaced back to library calls only on codegen step. And there is no stdlib
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// for wasm target for now :(
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// Otherwise `opt` will see no usages of these definitions and will remove them.
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extern "C" {
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#ifdef KONAN_WASM
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RUNTIME_USED
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double pow(double x, double y);
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RUNTIME_USED
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void *memcpy(void *dst, const void *src, size_t n);
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RUNTIME_USED
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void *memmove(void *dst, const void *src, size_t len);
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RUNTIME_USED
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int memcmp(const void *s1, const void *s2, size_t n);
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RUNTIME_USED
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void *memset(void *b, int c, size_t len);
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#endif
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}
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// Memory operations.
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void* calloc(size_t count, size_t size);
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void* calloc_aligned(size_t count, size_t size, size_t alignment);
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void free(void* ptr);
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// Time operations.
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uint64_t getTimeMillis();
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uint64_t getTimeMicros();
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uint64_t getTimeNanos();
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#if KONAN_NO_EXCEPTIONS
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#define TRY_CATCH(tryAction, actionWithoutExceptions, catchAction) actionWithoutExceptions;
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#else
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#define TRY_CATCH(tryAction, actionWithoutExceptions, catchAction) \
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do { \
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try { tryAction; } \
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catch(...) { catchAction; } \
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} while(0)
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#endif
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} // namespace konan
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#endif // RUNTIME_PORTING_H
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