diff options
Diffstat (limited to 'src/sljit/sljitConfigInternal.h')
| -rw-r--r-- | src/sljit/sljitConfigInternal.h | 338 |
1 files changed, 184 insertions, 154 deletions
diff --git a/src/sljit/sljitConfigInternal.h b/src/sljit/sljitConfigInternal.h index cd3ce697..ce4e7b04 100644 --- a/src/sljit/sljitConfigInternal.h +++ b/src/sljit/sljitConfigInternal.h @@ -61,6 +61,8 @@ extern "C" { SLJIT_BIG_ENDIAN : big endian architecture SLJIT_UNALIGNED : unaligned memory accesses for non-fpu operations are supported SLJIT_FPU_UNALIGNED : unaligned memory accesses for fpu operations are supported + SLJIT_MASKED_SHIFT : all word shifts are always masked + SLJIT_MASKED_SHIFT32 : all 32 bit shifts are always masked SLJIT_INDIRECT_CALL : see SLJIT_FUNC_ADDR() for more information Constants: @@ -70,6 +72,8 @@ extern "C" { SLJIT_NUMBER_OF_FLOAT_REGISTERS : number of available floating point registers SLJIT_NUMBER_OF_SCRATCH_FLOAT_REGISTERS : number of available floating point scratch registers SLJIT_NUMBER_OF_SAVED_FLOAT_REGISTERS : number of available floating point saved registers + SLJIT_NUMBER_OF_TEMPORARY_REGISTERS : number of available temporary registers + SLJIT_NUMBER_OF_TEMPORARY_FLOAT_REGISTERS : number of available temporary floating point registers SLJIT_WORD_SHIFT : the shift required to apply when accessing a sljit_sw/sljit_uw array by index SLJIT_F32_SHIFT : the shift required to apply when accessing a single precision floating point array by index @@ -79,141 +83,27 @@ extern "C" { the scratch register index of ecx is stored in this variable SLJIT_LOCALS_OFFSET : local space starting offset (SLJIT_SP + SLJIT_LOCALS_OFFSET) SLJIT_RETURN_ADDRESS_OFFSET : a return instruction always adds this offset to the return address + SLJIT_CONV_MAX_FLOAT : result when a floating point value is converted to integer + and the floating point value is higher than the maximum integer value + (possible values: SLJIT_CONV_RESULT_MAX_INT or SLJIT_CONV_RESULT_MIN_INT) + SLJIT_CONV_MIN_FLOAT : result when a floating point value is converted to integer + and the floating point value is lower than the minimum integer value + (possible values: SLJIT_CONV_RESULT_MAX_INT or SLJIT_CONV_RESULT_MIN_INT) + SLJIT_CONV_NAN_FLOAT : result when a NaN floating point value is converted to integer + (possible values: SLJIT_CONV_RESULT_MAX_INT, SLJIT_CONV_RESULT_MIN_INT, + or SLJIT_CONV_RESULT_ZERO) Other macros: + SLJIT_TMP_R0 .. R9 : accessing temporary registers + SLJIT_TMP_R(i) : accessing temporary registers + SLJIT_TMP_FR0 .. FR9 : accessing temporary floating point registers + SLJIT_TMP_FR(i) : accessing temporary floating point registers SLJIT_FUNC : calling convention attribute for both calling JIT from C and C calling back from JIT SLJIT_W(number) : defining 64 bit constants on 64 bit architectures (platform independent helper) + SLJIT_F64_SECOND(reg) : provides the register index of the second 32 bit part of a 64 bit + floating point register when SLJIT_HAS_F64_AS_F32_PAIR returns non-zero */ -/*****************/ -/* Sanity check. */ -/*****************/ - -#if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) \ - + (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64) \ - + (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) \ - + (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7) \ - + (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2) \ - + (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64) \ - + (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) \ - + (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) \ - + (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32) \ - + (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64) \ - + (defined SLJIT_CONFIG_RISCV_32 && SLJIT_CONFIG_RISCV_32) \ - + (defined SLJIT_CONFIG_RISCV_64 && SLJIT_CONFIG_RISCV_64) \ - + (defined SLJIT_CONFIG_S390X && SLJIT_CONFIG_S390X) \ - + (defined SLJIT_CONFIG_AUTO && SLJIT_CONFIG_AUTO) \ - + (defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED) >= 2 -#error "Multiple architectures are selected" -#endif - -#if !(defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) \ - && !(defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64) \ - && !(defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) \ - && !(defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7) \ - && !(defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2) \ - && !(defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64) \ - && !(defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) \ - && !(defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) \ - && !(defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32) \ - && !(defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64) \ - && !(defined SLJIT_CONFIG_RISCV_32 && SLJIT_CONFIG_RISCV_32) \ - && !(defined SLJIT_CONFIG_RISCV_64 && SLJIT_CONFIG_RISCV_64) \ - && !(defined SLJIT_CONFIG_S390X && SLJIT_CONFIG_S390X) \ - && !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED) \ - && !(defined SLJIT_CONFIG_AUTO && SLJIT_CONFIG_AUTO) -#if defined SLJIT_CONFIG_AUTO && !SLJIT_CONFIG_AUTO -#error "An architecture must be selected" -#else /* SLJIT_CONFIG_AUTO */ -#define SLJIT_CONFIG_AUTO 1 -#endif /* !SLJIT_CONFIG_AUTO */ -#endif /* !SLJIT_CONFIG */ - -/********************************************************/ -/* Automatic CPU detection (requires compiler support). */ -/********************************************************/ - -#if (defined SLJIT_CONFIG_AUTO && SLJIT_CONFIG_AUTO) - -#ifndef _WIN32 - -#if defined(__i386__) || defined(__i386) -#define SLJIT_CONFIG_X86_32 1 -#elif defined(__x86_64__) -#define SLJIT_CONFIG_X86_64 1 -#elif defined(__arm__) || defined(__ARM__) -#ifdef __thumb2__ -#define SLJIT_CONFIG_ARM_THUMB2 1 -#elif defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7R__) -#define SLJIT_CONFIG_ARM_V7 1 -#else -#define SLJIT_CONFIG_ARM_V5 1 -#endif -#elif defined (__aarch64__) -#define SLJIT_CONFIG_ARM_64 1 -#elif defined(__ppc64__) || defined(__powerpc64__) || (defined(_ARCH_PPC64) && defined(__64BIT__)) || (defined(_POWER) && defined(__64BIT__)) -#define SLJIT_CONFIG_PPC_64 1 -#elif defined(__ppc__) || defined(__powerpc__) || defined(_ARCH_PPC) || defined(_ARCH_PWR) || defined(_ARCH_PWR2) || defined(_POWER) -#define SLJIT_CONFIG_PPC_32 1 -#elif defined(__mips__) && !defined(_LP64) -#define SLJIT_CONFIG_MIPS_32 1 -#elif defined(__mips64) -#define SLJIT_CONFIG_MIPS_64 1 -#elif defined (__riscv_xlen) && (__riscv_xlen == 32) -#define SLJIT_CONFIG_RISCV_32 1 -#elif defined (__riscv_xlen) && (__riscv_xlen == 64) -#define SLJIT_CONFIG_RISCV_64 1 -#elif defined(__s390x__) -#define SLJIT_CONFIG_S390X 1 -#else -/* Unsupported architecture */ -#define SLJIT_CONFIG_UNSUPPORTED 1 -#endif - -#else /* _WIN32 */ - -#if defined(_M_X64) || defined(__x86_64__) -#define SLJIT_CONFIG_X86_64 1 -#elif (defined(_M_ARM) && _M_ARM >= 7 && defined(_M_ARMT)) || defined(__thumb2__) -#define SLJIT_CONFIG_ARM_THUMB2 1 -#elif (defined(_M_ARM) && _M_ARM >= 7) -#define SLJIT_CONFIG_ARM_V7 1 -#elif defined(_ARM_) -#define SLJIT_CONFIG_ARM_V5 1 -#elif defined(_M_ARM64) || defined(__aarch64__) -#define SLJIT_CONFIG_ARM_64 1 -#else -#define SLJIT_CONFIG_X86_32 1 -#endif - -#endif /* !_WIN32 */ -#endif /* SLJIT_CONFIG_AUTO */ - -#if (defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED) -#undef SLJIT_EXECUTABLE_ALLOCATOR -#endif - -/******************************/ -/* CPU family type detection. */ -/******************************/ - -#if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) || (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7) \ - || (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2) -#define SLJIT_CONFIG_ARM_32 1 -#endif - -#if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) || (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64) -#define SLJIT_CONFIG_X86 1 -#elif (defined SLJIT_CONFIG_ARM_32 && SLJIT_CONFIG_ARM_32) || (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64) -#define SLJIT_CONFIG_ARM 1 -#elif (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) || (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) -#define SLJIT_CONFIG_PPC 1 -#elif (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32) || (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64) -#define SLJIT_CONFIG_MIPS 1 -#elif (defined SLJIT_CONFIG_RISCV_32 && SLJIT_CONFIG_RISCV_32) || (defined SLJIT_CONFIG_RISCV_64 && SLJIT_CONFIG_RISCV_64) -#define SLJIT_CONFIG_RISCV 1 -#endif - /***********************************************************/ /* Intel Control-flow Enforcement Technology (CET) spport. */ /***********************************************************/ @@ -328,6 +218,10 @@ extern "C" { /* Instruction cache flush. */ /****************************/ +#ifdef __APPLE__ +#include <AvailabilityMacros.h> +#endif + /* * TODO: * @@ -368,7 +262,7 @@ extern "C" { /* Not required to implement on archs with unified caches. */ #define SLJIT_CACHE_FLUSH(from, to) -#elif defined __APPLE__ +#elif defined(__APPLE__) && MAC_OS_X_VERSION_MIN_REQUIRED >= 1050 /* Supported by all macs since Mac OS 10.5. However, it does not work on non-jailbroken iOS devices, @@ -433,14 +327,15 @@ typedef signed int sljit_s32; #if (defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED) /* Just to have something. */ #define SLJIT_WORD_SHIFT 0 -typedef unsigned long int sljit_uw; -typedef long int sljit_sw; +typedef unsigned int sljit_uw; +typedef int sljit_sw; #elif !(defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64) \ && !(defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64) \ && !(defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) \ && !(defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64) \ && !(defined SLJIT_CONFIG_RISCV_64 && SLJIT_CONFIG_RISCV_64) \ - && !(defined SLJIT_CONFIG_S390X && SLJIT_CONFIG_S390X) + && !(defined SLJIT_CONFIG_S390X && SLJIT_CONFIG_S390X) \ + && !(defined SLJIT_CONFIG_LOONGARCH_64 && SLJIT_CONFIG_LOONGARCH_64) #define SLJIT_32BIT_ARCHITECTURE 1 #define SLJIT_WORD_SHIFT 2 typedef unsigned int sljit_uw; @@ -476,12 +371,42 @@ typedef double sljit_f64; #define SLJIT_F32_SHIFT 2 #define SLJIT_F64_SHIFT 3 +#define SLJIT_CONV_RESULT_MAX_INT 0 +#define SLJIT_CONV_RESULT_MIN_INT 1 +#define SLJIT_CONV_RESULT_ZERO 2 + +#if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86) +#define SLJIT_CONV_MAX_FLOAT SLJIT_CONV_RESULT_MIN_INT +#define SLJIT_CONV_MIN_FLOAT SLJIT_CONV_RESULT_MIN_INT +#define SLJIT_CONV_NAN_FLOAT SLJIT_CONV_RESULT_MIN_INT +#elif (defined SLJIT_CONFIG_ARM && SLJIT_CONFIG_ARM) +#define SLJIT_CONV_MAX_FLOAT SLJIT_CONV_RESULT_MAX_INT +#define SLJIT_CONV_MIN_FLOAT SLJIT_CONV_RESULT_MIN_INT +#define SLJIT_CONV_NAN_FLOAT SLJIT_CONV_RESULT_ZERO +#elif (defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS) +#define SLJIT_CONV_MAX_FLOAT SLJIT_CONV_RESULT_MAX_INT +#define SLJIT_CONV_MIN_FLOAT SLJIT_CONV_RESULT_MAX_INT +#define SLJIT_CONV_NAN_FLOAT SLJIT_CONV_RESULT_MAX_INT +#elif (defined SLJIT_CONFIG_PPC && SLJIT_CONFIG_PPC) +#define SLJIT_CONV_MAX_FLOAT SLJIT_CONV_RESULT_MAX_INT +#define SLJIT_CONV_MIN_FLOAT SLJIT_CONV_RESULT_MIN_INT +#define SLJIT_CONV_NAN_FLOAT SLJIT_CONV_RESULT_MIN_INT +#elif (defined SLJIT_CONFIG_RISCV && SLJIT_CONFIG_RISCV) +#define SLJIT_CONV_MAX_FLOAT SLJIT_CONV_RESULT_MAX_INT +#define SLJIT_CONV_MIN_FLOAT SLJIT_CONV_RESULT_MIN_INT +#define SLJIT_CONV_NAN_FLOAT SLJIT_CONV_RESULT_MAX_INT +#elif (defined SLJIT_CONFIG_S390X && SLJIT_CONFIG_S390X) +#define SLJIT_CONV_MAX_FLOAT SLJIT_CONV_RESULT_MAX_INT +#define SLJIT_CONV_MIN_FLOAT SLJIT_CONV_RESULT_MIN_INT +#define SLJIT_CONV_NAN_FLOAT SLJIT_CONV_RESULT_MIN_INT +#else +#error "Result for float to integer conversion is not defined" +#endif + #ifndef SLJIT_W /* Defining long constants. */ -#if (defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED) -#define SLJIT_W(w) (w##l) -#elif (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE) +#if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE) #ifdef _WIN64 #define SLJIT_W(w) (w##ll) #else /* !windows */ @@ -521,9 +446,10 @@ typedef double sljit_f64; /* Auto detecting mips revision. */ #if (defined __mips_isa_rev) && (__mips_isa_rev >= 6) #define SLJIT_MIPS_REV 6 -#elif (defined __mips_isa_rev && __mips_isa_rev >= 1) \ - || (defined __clang__ && defined _MIPS_ARCH_OCTEON) \ - || (defined __clang__ && defined _MIPS_ARCH_P5600) +#elif defined(__mips_isa_rev) && __mips_isa_rev >= 1 +#define SLJIT_MIPS_REV __mips_isa_rev +#elif defined(__clang__) \ + && (defined(_MIPS_ARCH_OCTEON) || defined(_MIPS_ARCH_P5600)) /* clang either forgets to define (clang-7) __mips_isa_rev at all * or sets it to zero (clang-8,-9) for -march=octeon (MIPS64 R2+) * and -march=p5600 (MIPS32 R5). @@ -562,7 +488,8 @@ typedef double sljit_f64; || (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64) \ || (defined SLJIT_CONFIG_PPC && SLJIT_CONFIG_PPC) \ || (defined SLJIT_CONFIG_RISCV && SLJIT_CONFIG_RISCV) \ - || (defined SLJIT_CONFIG_S390X && SLJIT_CONFIG_S390X) + || (defined SLJIT_CONFIG_S390X && SLJIT_CONFIG_S390X) \ + || (defined SLJIT_CONFIG_LOONGARCH && SLJIT_CONFIG_LOONGARCH) #define SLJIT_UNALIGNED 1 #endif @@ -574,7 +501,8 @@ typedef double sljit_f64; || (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64) \ || (defined SLJIT_CONFIG_PPC && SLJIT_CONFIG_PPC) \ || (defined SLJIT_CONFIG_RISCV && SLJIT_CONFIG_RISCV) \ - || (defined SLJIT_CONFIG_S390X && SLJIT_CONFIG_S390X) + || (defined SLJIT_CONFIG_S390X && SLJIT_CONFIG_S390X) \ + || (defined SLJIT_CONFIG_LOONGARCH && SLJIT_CONFIG_LOONGARCH) #define SLJIT_FPU_UNALIGNED 1 #endif @@ -594,6 +522,19 @@ typedef double sljit_f64; #define SLJIT_FUNC #endif /* !SLJIT_FUNC */ +/* Disable instrumentation for these functions as they may not be sound */ +#ifndef SLJIT_FUNC_ATTRIBUTE +#if defined(__has_feature) +#if __has_feature(memory_sanitizer) +#define SLJIT_FUNC_ATTRIBUTE __attribute__((no_sanitize("memory"))) +#endif /* __has_feature(memory_sanitizer) */ +#endif /* defined(__has_feature) */ +#endif + +#ifndef SLJIT_FUNC_ATTRIBUTE +#define SLJIT_FUNC_ATTRIBUTE +#endif + #ifndef SLJIT_INDIRECT_CALL #if ((defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) && (!defined _CALL_ELF || _CALL_ELF == 1)) \ || ((defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) && defined _AIX) @@ -631,12 +572,14 @@ SLJIT_API_FUNC_ATTRIBUTE void sljit_free_unused_memory_exec(void); #if (defined SLJIT_PROT_EXECUTABLE_ALLOCATOR && SLJIT_PROT_EXECUTABLE_ALLOCATOR) SLJIT_API_FUNC_ATTRIBUTE sljit_sw sljit_exec_offset(void* ptr); #define SLJIT_EXEC_OFFSET(ptr) sljit_exec_offset(ptr) -#else -#define SLJIT_EXEC_OFFSET(ptr) 0 #endif #endif /* SLJIT_EXECUTABLE_ALLOCATOR */ +#ifndef SLJIT_EXEC_OFFSET +#define SLJIT_EXEC_OFFSET(ptr) 0 +#endif + /**********************************************/ /* Registers and locals offset determination. */ /**********************************************/ @@ -645,15 +588,21 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_sw sljit_exec_offset(void* ptr); #define SLJIT_NUMBER_OF_REGISTERS 12 #define SLJIT_NUMBER_OF_SAVED_REGISTERS 7 +#define SLJIT_NUMBER_OF_TEMPORARY_REGISTERS 1 #define SLJIT_NUMBER_OF_FLOAT_REGISTERS 7 #define SLJIT_NUMBER_OF_SAVED_FLOAT_REGISTERS 0 +#define SLJIT_NUMBER_OF_TEMPORARY_FLOAT_REGISTERS 1 #define SLJIT_LOCALS_OFFSET_BASE (8 * SSIZE_OF(sw)) #define SLJIT_PREF_SHIFT_REG SLJIT_R2 +#define SLJIT_MASKED_SHIFT 1 +#define SLJIT_MASKED_SHIFT32 1 #elif (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64) #define SLJIT_NUMBER_OF_REGISTERS 13 +#define SLJIT_NUMBER_OF_TEMPORARY_REGISTERS 2 #define SLJIT_NUMBER_OF_FLOAT_REGISTERS 15 +#define SLJIT_NUMBER_OF_TEMPORARY_FLOAT_REGISTERS 1 #ifndef _WIN64 #define SLJIT_NUMBER_OF_SAVED_REGISTERS 6 #define SLJIT_NUMBER_OF_SAVED_FLOAT_REGISTERS 0 @@ -664,37 +613,39 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_sw sljit_exec_offset(void* ptr); #define SLJIT_LOCALS_OFFSET_BASE (4 * SSIZE_OF(sw)) #endif /* !_WIN64 */ #define SLJIT_PREF_SHIFT_REG SLJIT_R3 +#define SLJIT_MASKED_SHIFT 1 +#define SLJIT_MASKED_SHIFT32 1 -#elif (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) || (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7) - -#define SLJIT_NUMBER_OF_REGISTERS 12 -#define SLJIT_NUMBER_OF_SAVED_REGISTERS 8 -#define SLJIT_NUMBER_OF_FLOAT_REGISTERS 14 -#define SLJIT_NUMBER_OF_SAVED_FLOAT_REGISTERS 8 -#define SLJIT_LOCALS_OFFSET_BASE 0 - -#elif (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2) +#elif (defined SLJIT_CONFIG_ARM_32 && SLJIT_CONFIG_ARM_32) #define SLJIT_NUMBER_OF_REGISTERS 12 #define SLJIT_NUMBER_OF_SAVED_REGISTERS 8 +#define SLJIT_NUMBER_OF_TEMPORARY_REGISTERS 2 #define SLJIT_NUMBER_OF_FLOAT_REGISTERS 14 #define SLJIT_NUMBER_OF_SAVED_FLOAT_REGISTERS 8 +#define SLJIT_NUMBER_OF_TEMPORARY_FLOAT_REGISTERS 2 #define SLJIT_LOCALS_OFFSET_BASE 0 #elif (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64) #define SLJIT_NUMBER_OF_REGISTERS 26 #define SLJIT_NUMBER_OF_SAVED_REGISTERS 10 +#define SLJIT_NUMBER_OF_TEMPORARY_REGISTERS 3 #define SLJIT_NUMBER_OF_FLOAT_REGISTERS 30 #define SLJIT_NUMBER_OF_SAVED_FLOAT_REGISTERS 8 +#define SLJIT_NUMBER_OF_TEMPORARY_FLOAT_REGISTERS 2 #define SLJIT_LOCALS_OFFSET_BASE (2 * (sljit_s32)sizeof(sljit_sw)) +#define SLJIT_MASKED_SHIFT 1 +#define SLJIT_MASKED_SHIFT32 1 #elif (defined SLJIT_CONFIG_PPC && SLJIT_CONFIG_PPC) #define SLJIT_NUMBER_OF_REGISTERS 23 #define SLJIT_NUMBER_OF_SAVED_REGISTERS 17 +#define SLJIT_NUMBER_OF_TEMPORARY_REGISTERS 3 #define SLJIT_NUMBER_OF_FLOAT_REGISTERS 30 #define SLJIT_NUMBER_OF_SAVED_FLOAT_REGISTERS 18 +#define SLJIT_NUMBER_OF_TEMPORARY_FLOAT_REGISTERS 2 #if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) || (defined _AIX) #define SLJIT_LOCALS_OFFSET_BASE ((6 + 8) * (sljit_s32)sizeof(sljit_sw)) #elif (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) @@ -717,14 +668,22 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_sw sljit_exec_offset(void* ptr); #define SLJIT_NUMBER_OF_FLOAT_REGISTERS 29 #define SLJIT_NUMBER_OF_SAVED_FLOAT_REGISTERS 8 #endif +#define SLJIT_NUMBER_OF_TEMPORARY_REGISTERS 5 +#define SLJIT_NUMBER_OF_TEMPORARY_FLOAT_REGISTERS 3 +#define SLJIT_MASKED_SHIFT 1 +#define SLJIT_MASKED_SHIFT32 1 #elif (defined SLJIT_CONFIG_RISCV && SLJIT_CONFIG_RISCV) #define SLJIT_NUMBER_OF_REGISTERS 23 #define SLJIT_NUMBER_OF_SAVED_REGISTERS 12 -#define SLJIT_LOCALS_OFFSET_BASE 0 +#define SLJIT_NUMBER_OF_TEMPORARY_REGISTERS 5 #define SLJIT_NUMBER_OF_FLOAT_REGISTERS 30 #define SLJIT_NUMBER_OF_SAVED_FLOAT_REGISTERS 12 +#define SLJIT_NUMBER_OF_TEMPORARY_FLOAT_REGISTERS 2 +#define SLJIT_LOCALS_OFFSET_BASE 0 +#define SLJIT_MASKED_SHIFT 1 +#define SLJIT_MASKED_SHIFT32 1 #elif (defined SLJIT_CONFIG_S390X && SLJIT_CONFIG_S390X) @@ -751,16 +710,34 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_sw sljit_exec_offset(void* ptr); #define SLJIT_NUMBER_OF_REGISTERS 12 #define SLJIT_NUMBER_OF_SAVED_REGISTERS 8 +#define SLJIT_NUMBER_OF_TEMPORARY_REGISTERS 3 #define SLJIT_NUMBER_OF_FLOAT_REGISTERS 15 #define SLJIT_NUMBER_OF_SAVED_FLOAT_REGISTERS 8 +#define SLJIT_NUMBER_OF_TEMPORARY_FLOAT_REGISTERS 1 #define SLJIT_LOCALS_OFFSET_BASE SLJIT_S390X_DEFAULT_STACK_FRAME_SIZE +#define SLJIT_MASKED_SHIFT 1 + +#elif (defined SLJIT_CONFIG_LOONGARCH && SLJIT_CONFIG_LOONGARCH) + +#define SLJIT_NUMBER_OF_REGISTERS 23 +#define SLJIT_NUMBER_OF_SAVED_REGISTERS 10 +#define SLJIT_NUMBER_OF_TEMPORARY_REGISTERS 5 +#define SLJIT_NUMBER_OF_FLOAT_REGISTERS 30 +#define SLJIT_NUMBER_OF_SAVED_FLOAT_REGISTERS 12 +#define SLJIT_NUMBER_OF_TEMPORARY_FLOAT_REGISTERS 2 +#define SLJIT_LOCALS_OFFSET_BASE 0 +#define SLJIT_MASKED_SHIFT 1 +#define SLJIT_MASKED_SHIFT32 1 #elif (defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED) +/* Just to have something. */ #define SLJIT_NUMBER_OF_REGISTERS 0 #define SLJIT_NUMBER_OF_SAVED_REGISTERS 0 +#define SLJIT_NUMBER_OF_TEMPORARY_REGISTERS 0 #define SLJIT_NUMBER_OF_FLOAT_REGISTERS 0 #define SLJIT_NUMBER_OF_SAVED_FLOAT_REGISTERS 0 +#define SLJIT_NUMBER_OF_TEMPORARY_FLOAT_REGISTERS 0 #define SLJIT_LOCALS_OFFSET_BASE 0 #endif @@ -773,6 +750,45 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_sw sljit_exec_offset(void* ptr); #define SLJIT_NUMBER_OF_SCRATCH_FLOAT_REGISTERS \ (SLJIT_NUMBER_OF_FLOAT_REGISTERS - SLJIT_NUMBER_OF_SAVED_FLOAT_REGISTERS) +/**********************************/ +/* Temporary register management. */ +/**********************************/ + +#define SLJIT_TMP_REGISTER_BASE (SLJIT_NUMBER_OF_REGISTERS + 2) +#define SLJIT_TMP_FREGISTER_BASE (SLJIT_NUMBER_OF_FLOAT_REGISTERS + 1) + +/* WARNING: Accessing temporary registers is not recommended, because they + are also used by the JIT compiler for various computations. Using them + might have any side effects including incorrect operations and crashes, + so use them at your own risk. The machine registers themselves might have + limitations, e.g. the r0 register on s390x / ppc cannot be used as + base address for memory operations. */ + +/* Temporary registers */ +#define SLJIT_TMP_R0 (SLJIT_TMP_REGISTER_BASE + 0) +#define SLJIT_TMP_R1 (SLJIT_TMP_REGISTER_BASE + 1) +#define SLJIT_TMP_R2 (SLJIT_TMP_REGISTER_BASE + 2) +#define SLJIT_TMP_R3 (SLJIT_TMP_REGISTER_BASE + 3) +#define SLJIT_TMP_R4 (SLJIT_TMP_REGISTER_BASE + 4) +#define SLJIT_TMP_R5 (SLJIT_TMP_REGISTER_BASE + 5) +#define SLJIT_TMP_R6 (SLJIT_TMP_REGISTER_BASE + 6) +#define SLJIT_TMP_R7 (SLJIT_TMP_REGISTER_BASE + 7) +#define SLJIT_TMP_R8 (SLJIT_TMP_REGISTER_BASE + 8) +#define SLJIT_TMP_R9 (SLJIT_TMP_REGISTER_BASE + 9) +#define SLJIT_TMP_R(i) (SLJIT_TMP_REGISTER_BASE + (i)) + +#define SLJIT_TMP_FR0 (SLJIT_TMP_FREGISTER_BASE + 0) +#define SLJIT_TMP_FR1 (SLJIT_TMP_FREGISTER_BASE + 1) +#define SLJIT_TMP_FR2 (SLJIT_TMP_FREGISTER_BASE + 2) +#define SLJIT_TMP_FR3 (SLJIT_TMP_FREGISTER_BASE + 3) +#define SLJIT_TMP_FR4 (SLJIT_TMP_FREGISTER_BASE + 4) +#define SLJIT_TMP_FR5 (SLJIT_TMP_FREGISTER_BASE + 5) +#define SLJIT_TMP_FR6 (SLJIT_TMP_FREGISTER_BASE + 6) +#define SLJIT_TMP_FR7 (SLJIT_TMP_FREGISTER_BASE + 7) +#define SLJIT_TMP_FR8 (SLJIT_TMP_FREGISTER_BASE + 8) +#define SLJIT_TMP_FR9 (SLJIT_TMP_FREGISTER_BASE + 9) +#define SLJIT_TMP_FR(i) (SLJIT_TMP_FREGISTER_BASE + (i)) + /********************************/ /* CPU status flags management. */ /********************************/ @@ -781,10 +797,24 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_sw sljit_exec_offset(void* ptr); || (defined SLJIT_CONFIG_PPC && SLJIT_CONFIG_PPC) \ || (defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS) \ || (defined SLJIT_CONFIG_RISCV && SLJIT_CONFIG_RISCV) \ - || (defined SLJIT_CONFIG_S390X && SLJIT_CONFIG_S390X) + || (defined SLJIT_CONFIG_S390X && SLJIT_CONFIG_S390X) \ + || (defined SLJIT_CONFIG_LOONGARCH && SLJIT_CONFIG_LOONGARCH) #define SLJIT_HAS_STATUS_FLAGS_STATE 1 #endif +/***************************************/ +/* Floating point register management. */ +/***************************************/ + +#if (defined SLJIT_CONFIG_ARM_32 && SLJIT_CONFIG_ARM_32) \ + || (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32) +#define SLJIT_F64_SECOND(reg) \ + ((reg) + SLJIT_FS0 + SLJIT_NUMBER_OF_TEMPORARY_FLOAT_REGISTERS) +#else /* !SLJIT_CONFIG_ARM_32 && !SLJIT_CONFIG_MIPS_32 */ +#define SLJIT_F64_SECOND(reg) \ + (reg) +#endif /* SLJIT_CONFIG_ARM_32 || SLJIT_CONFIG_MIPS_32 */ + /*************************************/ /* Debug and verbose related macros. */ /*************************************/ |