| /* |
| * Stack-less Just-In-Time compiler |
| * |
| * Copyright Zoltan Herczeg (hzmester@freemail.hu). All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without modification, are |
| * permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, this list of |
| * conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright notice, this list |
| * of conditions and the following disclaimer in the documentation and/or other materials |
| * provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) AND CONTRIBUTORS ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT |
| * SHALL THE COPYRIGHT HOLDER(S) OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED |
| * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
| * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef SLJIT_CONFIG_H_ |
| #define SLJIT_CONFIG_H_ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* |
| This file contains the basic configuration options for the SLJIT compiler |
| and their default values. These options can be overridden in the |
| sljitConfigPre.h header file when SLJIT_HAVE_CONFIG_PRE is set to a |
| non-zero value. |
| */ |
| |
| /* --------------------------------------------------------------------- */ |
| /* Architecture */ |
| /* --------------------------------------------------------------------- */ |
| |
| /* Architecture selection. */ |
| /* #define SLJIT_CONFIG_X86_32 1 */ |
| /* #define SLJIT_CONFIG_X86_64 1 */ |
| /* #define SLJIT_CONFIG_ARM_V5 1 */ |
| /* #define SLJIT_CONFIG_ARM_V7 1 */ |
| /* #define SLJIT_CONFIG_ARM_THUMB2 1 */ |
| /* #define SLJIT_CONFIG_ARM_64 1 */ |
| /* #define SLJIT_CONFIG_PPC_32 1 */ |
| /* #define SLJIT_CONFIG_PPC_64 1 */ |
| /* #define SLJIT_CONFIG_MIPS_32 1 */ |
| /* #define SLJIT_CONFIG_MIPS_64 1 */ |
| /* #define SLJIT_CONFIG_SPARC_32 1 */ |
| /* #define SLJIT_CONFIG_S390X 1 */ |
| |
| /* #define SLJIT_CONFIG_AUTO 1 */ |
| /* #define SLJIT_CONFIG_UNSUPPORTED 1 */ |
| |
| /* --------------------------------------------------------------------- */ |
| /* Utilities */ |
| /* --------------------------------------------------------------------- */ |
| |
| /* Implements a stack like data structure (by using mmap / VirtualAlloc */ |
| /* or a custom allocator). */ |
| #ifndef SLJIT_UTIL_STACK |
| /* Enabled by default */ |
| #define SLJIT_UTIL_STACK 1 |
| #endif |
| |
| /* Uses user provided allocator to allocate the stack (see SLJIT_UTIL_STACK) */ |
| #ifndef SLJIT_UTIL_SIMPLE_STACK_ALLOCATION |
| /* Disabled by default */ |
| #define SLJIT_UTIL_SIMPLE_STACK_ALLOCATION 0 |
| #endif |
| |
| /* Single threaded application. Does not require any locks. */ |
| #ifndef SLJIT_SINGLE_THREADED |
| /* Disabled by default. */ |
| #define SLJIT_SINGLE_THREADED 0 |
| #endif |
| |
| /* --------------------------------------------------------------------- */ |
| /* Configuration */ |
| /* --------------------------------------------------------------------- */ |
| |
| /* If SLJIT_STD_MACROS_DEFINED is not defined, the application should |
| define SLJIT_MALLOC, SLJIT_FREE, SLJIT_MEMCPY, and NULL. */ |
| #ifndef SLJIT_STD_MACROS_DEFINED |
| /* Disabled by default. */ |
| #define SLJIT_STD_MACROS_DEFINED 0 |
| #endif |
| |
| /* Executable code allocation: |
| If SLJIT_EXECUTABLE_ALLOCATOR is not defined, the application should |
| define SLJIT_MALLOC_EXEC, SLJIT_FREE_EXEC, and SLJIT_EXEC_OFFSET. */ |
| #ifndef SLJIT_EXECUTABLE_ALLOCATOR |
| /* Enabled by default. */ |
| #define SLJIT_EXECUTABLE_ALLOCATOR 1 |
| |
| /* When SLJIT_PROT_EXECUTABLE_ALLOCATOR is enabled SLJIT uses |
| an allocator which does not set writable and executable |
| permission flags at the same time. |
| Instead, it creates a shared memory segment (usually backed by a file) |
| and maps it twice, with different permissions, depending on the use |
| case. |
| The trade-off is increased use of virtual memory, incompatibility with |
| fork(), and some possible additional security risks by the use of |
| publicly accessible files for the generated code. */ |
| #ifndef SLJIT_PROT_EXECUTABLE_ALLOCATOR |
| /* Disabled by default. */ |
| #define SLJIT_PROT_EXECUTABLE_ALLOCATOR 0 |
| #endif |
| |
| /* When SLJIT_WX_EXECUTABLE_ALLOCATOR is enabled SLJIT uses an |
| allocator which does not set writable and executable permission |
| flags at the same time. |
| Instead, it creates a new independent map on each invocation and |
| switches permissions at the underlying pages as needed. |
| The trade-off is increased memory use and degraded performance. */ |
| #ifndef SLJIT_WX_EXECUTABLE_ALLOCATOR |
| /* Disabled by default. */ |
| #define SLJIT_WX_EXECUTABLE_ALLOCATOR 0 |
| #endif |
| |
| #endif /* !SLJIT_EXECUTABLE_ALLOCATOR */ |
| |
| /* Force cdecl calling convention even if a better calling |
| convention (e.g. fastcall) is supported by the C compiler. |
| If this option is disabled (this is the default), functions |
| called from JIT should be defined with SLJIT_FUNC attribute. |
| Standard C functions can still be called by using the |
| SLJIT_CALL_CDECL jump type. */ |
| #ifndef SLJIT_USE_CDECL_CALLING_CONVENTION |
| /* Disabled by default */ |
| #define SLJIT_USE_CDECL_CALLING_CONVENTION 0 |
| #endif |
| |
| /* Return with error when an invalid argument is passed. */ |
| #ifndef SLJIT_ARGUMENT_CHECKS |
| /* Disabled by default */ |
| #define SLJIT_ARGUMENT_CHECKS 0 |
| #endif |
| |
| /* Debug checks (assertions, etc.). */ |
| #ifndef SLJIT_DEBUG |
| /* Enabled by default */ |
| #define SLJIT_DEBUG 1 |
| #endif |
| |
| /* Verbose operations. */ |
| #ifndef SLJIT_VERBOSE |
| /* Enabled by default */ |
| #define SLJIT_VERBOSE 1 |
| #endif |
| |
| /* |
| SLJIT_IS_FPU_AVAILABLE |
| The availability of the FPU can be controlled by SLJIT_IS_FPU_AVAILABLE. |
| zero value - FPU is NOT present. |
| nonzero value - FPU is present. |
| */ |
| |
| /* For further configurations, see the beginning of sljitConfigInternal.h */ |
| |
| #ifdef __cplusplus |
| } /* extern "C" */ |
| #endif |
| |
| #endif /* SLJIT_CONFIG_H_ */ |