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/** Stack-less Just-In-Time compiler** Copyright 2009-2012 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.*/SLJIT_API_FUNC_ATTRIBUTE SLJIT_CONST char* sljit_get_platform_name(void){return "PowerPC" SLJIT_CPUINFO;}/* Length of an instruction word.Both for ppc-32 and ppc-64. */typedef sljit_ui sljit_ins;#ifdef _AIX#include <sys/cache.h>#endifstatic void ppc_cache_flush(sljit_ins *from, sljit_ins *to){#ifdef _AIX_sync_cache_range((caddr_t)from, (int)((size_t)to - (size_t)from));#elif defined(__GNUC__) || (defined(__IBM_GCC_ASM) && __IBM_GCC_ASM)# if defined(_ARCH_PWR) || defined(_ARCH_PWR2)/* Cache flush for POWER architecture. */while (from < to) {__asm__ volatile ("clf 0, %0\n""dcs\n": : "r"(from));from++;}__asm__ volatile ( "ics" );# elif defined(_ARCH_COM) && !defined(_ARCH_PPC)# error "Cache flush is not implemented for PowerPC/POWER common mode."# else/* Cache flush for PowerPC architecture. */while (from < to) {__asm__ volatile ("dcbf 0, %0\n""sync\n""icbi 0, %0\n": : "r"(from));from++;}__asm__ volatile ( "isync" );# endif# ifdef __xlc__# warning "This file may fail to compile if -qfuncsect is used"# endif#elif defined(__xlc__)#error "Please enable GCC syntax for inline assembly statements with -qasm=gcc"#else#error "This platform requires a cache flush implementation."#endif /* _AIX */}#define TMP_REG1 (SLJIT_NO_REGISTERS + 1)#define TMP_REG2 (SLJIT_NO_REGISTERS + 2)#define TMP_REG3 (SLJIT_NO_REGISTERS + 3)#define ZERO_REG (SLJIT_NO_REGISTERS + 4)#define TMP_FREG1 (0)#define TMP_FREG2 (SLJIT_FLOAT_REG6 + 1)static SLJIT_CONST sljit_ub reg_map[SLJIT_NO_REGISTERS + 5] = {0, 3, 4, 5, 6, 7, 30, 29, 28, 27, 26, 1, 8, 9, 10, 31};/* --------------------------------------------------------------------- *//* Instrucion forms *//* --------------------------------------------------------------------- */#define D(d) (reg_map[d] << 21)#define S(s) (reg_map[s] << 21)#define A(a) (reg_map[a] << 16)#define B(b) (reg_map[b] << 11)#define C(c) (reg_map[c] << 6)#define FD(fd) ((fd) << 21)#define FA(fa) ((fa) << 16)#define FB(fb) ((fb) << 11)#define FC(fc) ((fc) << 6)#define IMM(imm) ((imm) & 0xffff)#define CRD(d) ((d) << 21)/* Instruction bit sections.OE and Rc flag (see ALT_SET_FLAGS). */#define OERC(flags) (((flags & ALT_SET_FLAGS) >> 10) | (flags & ALT_SET_FLAGS))/* Rc flag (see ALT_SET_FLAGS). */#define RC(flags) ((flags & ALT_SET_FLAGS) >> 10)#define HI(opcode) ((opcode) << 26)#define LO(opcode) ((opcode) << 1)#define ADD (HI(31) | LO(266))#define ADDC (HI(31) | LO(10))#define ADDE (HI(31) | LO(138))#define ADDI (HI(14))#define ADDIC (HI(13))#define ADDIS (HI(15))#define ADDME (HI(31) | LO(234))#define AND (HI(31) | LO(28))#define ANDI (HI(28))#define ANDIS (HI(29))#define Bx (HI(18))#define BCx (HI(16))#define BCCTR (HI(19) | LO(528) | (3 << 11))#define BLR (HI(19) | LO(16) | (0x14 << 21))#define CNTLZD (HI(31) | LO(58))#define CNTLZW (HI(31) | LO(26))#define CMP (HI(31) | LO(0))#define CMPI (HI(11))#define CMPL (HI(31) | LO(32))#define CMPLI (HI(10))#define CROR (HI(19) | LO(449))#define DIVD (HI(31) | LO(489))#define DIVDU (HI(31) | LO(457))#define DIVW (HI(31) | LO(491))#define DIVWU (HI(31) | LO(459))#define EXTSB (HI(31) | LO(954))#define EXTSH (HI(31) | LO(922))#define EXTSW (HI(31) | LO(986))#define FABS (HI(63) | LO(264))#define FADD (HI(63) | LO(21))#define FADDS (HI(59) | LO(21))#define FCMPU (HI(63) | LO(0))#define FDIV (HI(63) | LO(18))#define FDIVS (HI(59) | LO(18))#define FMR (HI(63) | LO(72))#define FMUL (HI(63) | LO(25))#define FMULS (HI(59) | LO(25))#define FNEG (HI(63) | LO(40))#define FSUB (HI(63) | LO(20))#define FSUBS (HI(59) | LO(20))#define LD (HI(58) | 0)#define LWZ (HI(32))#define MFCR (HI(31) | LO(19))#define MFLR (HI(31) | LO(339) | 0x80000)#define MFXER (HI(31) | LO(339) | 0x10000)#define MTCTR (HI(31) | LO(467) | 0x90000)#define MTLR (HI(31) | LO(467) | 0x80000)#define MTXER (HI(31) | LO(467) | 0x10000)#define MULHD (HI(31) | LO(73))#define MULHDU (HI(31) | LO(9))#define MULHW (HI(31) | LO(75))#define MULHWU (HI(31) | LO(11))#define MULLD (HI(31) | LO(233))#define MULLI (HI(7))#define MULLW (HI(31) | LO(235))#define NEG (HI(31) | LO(104))#define NOP (HI(24))#define NOR (HI(31) | LO(124))#define OR (HI(31) | LO(444))#define ORI (HI(24))#define ORIS (HI(25))#define RLDICL (HI(30))#define RLWINM (HI(21))#define SLD (HI(31) | LO(27))#define SLW (HI(31) | LO(24))#define SRAD (HI(31) | LO(794))#define SRADI (HI(31) | LO(413 << 1))#define SRAW (HI(31) | LO(792))#define SRAWI (HI(31) | LO(824))#define SRD (HI(31) | LO(539))#define SRW (HI(31) | LO(536))#define STD (HI(62) | 0)#define STDU (HI(62) | 1)#define STDUX (HI(31) | LO(181))#define STW (HI(36))#define STWU (HI(37))#define STWUX (HI(31) | LO(183))#define SUBF (HI(31) | LO(40))#define SUBFC (HI(31) | LO(8))#define SUBFE (HI(31) | LO(136))#define SUBFIC (HI(8))#define XOR (HI(31) | LO(316))#define XORI (HI(26))#define XORIS (HI(27))#define SIMM_MAX (0x7fff)#define SIMM_MIN (-0x8000)#define UIMM_MAX (0xffff)#if (defined SLJIT_INDIRECT_CALL && SLJIT_INDIRECT_CALL)SLJIT_API_FUNC_ATTRIBUTE void sljit_set_function_context(void** func_ptr, struct sljit_function_context* context, sljit_sw addr, void* func){sljit_sw* ptrs;if (func_ptr)*func_ptr = (void*)context;ptrs = (sljit_sw*)func;context->addr = addr ? addr : ptrs[0];context->r2 = ptrs[1];context->r11 = ptrs[2];}#endifstatic sljit_si push_inst(struct sljit_compiler *compiler, sljit_ins ins){sljit_ins *ptr = (sljit_ins*)ensure_buf(compiler, sizeof(sljit_ins));FAIL_IF(!ptr);*ptr = ins;compiler->size++;return SLJIT_SUCCESS;}static SLJIT_INLINE sljit_si optimize_jump(struct sljit_jump *jump, sljit_ins *code_ptr, sljit_ins *code){sljit_sw diff;sljit_uw target_addr;if (jump->flags & SLJIT_REWRITABLE_JUMP)return 0;if (jump->flags & JUMP_ADDR)target_addr = jump->u.target;else {SLJIT_ASSERT(jump->flags & JUMP_LABEL);target_addr = (sljit_uw)(code + jump->u.label->size);}diff = ((sljit_sw)target_addr - (sljit_sw)(code_ptr)) & ~0x3l;if (jump->flags & UNCOND_B) {if (diff <= 0x01ffffff && diff >= -0x02000000) {jump->flags |= PATCH_B;return 1;}if (target_addr <= 0x03ffffff) {jump->flags |= PATCH_B | ABSOLUTE_B;return 1;}}else {if (diff <= 0x7fff && diff >= -0x8000) {jump->flags |= PATCH_B;return 1;}if (target_addr <= 0xffff) {jump->flags |= PATCH_B | ABSOLUTE_B;return 1;}}return 0;}SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compiler){struct sljit_memory_fragment *buf;sljit_ins *code;sljit_ins *code_ptr;sljit_ins *buf_ptr;sljit_ins *buf_end;sljit_uw word_count;sljit_uw addr;struct sljit_label *label;struct sljit_jump *jump;struct sljit_const *const_;CHECK_ERROR_PTR();check_sljit_generate_code(compiler);reverse_buf(compiler);#if (defined SLJIT_INDIRECT_CALL && SLJIT_INDIRECT_CALL)#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)compiler->size += (compiler->size & 0x1) + (sizeof(struct sljit_function_context) / sizeof(sljit_ins));#elsecompiler->size += (sizeof(struct sljit_function_context) / sizeof(sljit_ins));#endif#endifcode = (sljit_ins*)SLJIT_MALLOC_EXEC(compiler->size * sizeof(sljit_ins));PTR_FAIL_WITH_EXEC_IF(code);buf = compiler->buf;code_ptr = code;word_count = 0;label = compiler->labels;jump = compiler->jumps;const_ = compiler->consts;do {buf_ptr = (sljit_ins*)buf->memory;buf_end = buf_ptr + (buf->used_size >> 2);do {*code_ptr = *buf_ptr++;SLJIT_ASSERT(!label || label->size >= word_count);SLJIT_ASSERT(!jump || jump->addr >= word_count);SLJIT_ASSERT(!const_ || const_->addr >= word_count);/* These structures are ordered by their address. */if (label && label->size == word_count) {/* Just recording the address. */label->addr = (sljit_uw)code_ptr;label->size = code_ptr - code;label = label->next;}if (jump && jump->addr == word_count) {#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)jump->addr = (sljit_uw)(code_ptr - 3);#elsejump->addr = (sljit_uw)(code_ptr - 6);#endifif (optimize_jump(jump, code_ptr, code)) {#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)code_ptr[-3] = code_ptr[0];code_ptr -= 3;#elsecode_ptr[-6] = code_ptr[0];code_ptr -= 6;#endif}jump = jump->next;}if (const_ && const_->addr == word_count) {/* Just recording the address. */const_->addr = (sljit_uw)code_ptr;const_ = const_->next;}code_ptr ++;word_count ++;} while (buf_ptr < buf_end);buf = buf->next;} while (buf);if (label && label->size == word_count) {label->addr = (sljit_uw)code_ptr;label->size = code_ptr - code;label = label->next;}SLJIT_ASSERT(!label);SLJIT_ASSERT(!jump);SLJIT_ASSERT(!const_);#if (defined SLJIT_INDIRECT_CALL && SLJIT_INDIRECT_CALL)SLJIT_ASSERT(code_ptr - code <= (sljit_sw)compiler->size - (sizeof(struct sljit_function_context) / sizeof(sljit_ins)));#elseSLJIT_ASSERT(code_ptr - code <= (sljit_sw)compiler->size);#endifjump = compiler->jumps;while (jump) {do {addr = (jump->flags & JUMP_LABEL) ? jump->u.label->addr : jump->u.target;buf_ptr = (sljit_ins*)jump->addr;if (jump->flags & PATCH_B) {if (jump->flags & UNCOND_B) {if (!(jump->flags & ABSOLUTE_B)) {addr = addr - jump->addr;SLJIT_ASSERT((sljit_sw)addr <= 0x01ffffff && (sljit_sw)addr >= -0x02000000);*buf_ptr = Bx | (addr & 0x03fffffc) | ((*buf_ptr) & 0x1);}else {SLJIT_ASSERT(addr <= 0x03ffffff);*buf_ptr = Bx | (addr & 0x03fffffc) | 0x2 | ((*buf_ptr) & 0x1);}}else {if (!(jump->flags & ABSOLUTE_B)) {addr = addr - jump->addr;SLJIT_ASSERT((sljit_sw)addr <= 0x7fff && (sljit_sw)addr >= -0x8000);*buf_ptr = BCx | (addr & 0xfffc) | ((*buf_ptr) & 0x03ff0001);}else {addr = addr & ~0x3l;SLJIT_ASSERT(addr <= 0xffff);*buf_ptr = BCx | (addr & 0xfffc) | 0x2 | ((*buf_ptr) & 0x03ff0001);}}break;}/* Set the fields of immediate loads. */#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)buf_ptr[0] = (buf_ptr[0] & 0xffff0000) | ((addr >> 16) & 0xffff);buf_ptr[1] = (buf_ptr[1] & 0xffff0000) | (addr & 0xffff);#elsebuf_ptr[0] = (buf_ptr[0] & 0xffff0000) | ((addr >> 48) & 0xffff);buf_ptr[1] = (buf_ptr[1] & 0xffff0000) | ((addr >> 32) & 0xffff);buf_ptr[3] = (buf_ptr[3] & 0xffff0000) | ((addr >> 16) & 0xffff);buf_ptr[4] = (buf_ptr[4] & 0xffff0000) | (addr & 0xffff);#endif} while (0);jump = jump->next;}compiler->error = SLJIT_ERR_COMPILED;compiler->executable_size = (code_ptr - code) * sizeof(sljit_ins);SLJIT_CACHE_FLUSH(code, code_ptr);#if (defined SLJIT_INDIRECT_CALL && SLJIT_INDIRECT_CALL)#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)if (((sljit_sw)code_ptr) & 0x4)code_ptr++;sljit_set_function_context(NULL, (struct sljit_function_context*)code_ptr, (sljit_sw)code, (void*)sljit_generate_code);return code_ptr;#elsesljit_set_function_context(NULL, (struct sljit_function_context*)code_ptr, (sljit_sw)code, (void*)sljit_generate_code);return code_ptr;#endif#elsereturn code;#endif}/* --------------------------------------------------------------------- *//* Entry, exit *//* --------------------------------------------------------------------- *//* inp_flags: *//* Creates an index in data_transfer_insts array. */#define LOAD_DATA 0x01#define INDEXED 0x02#define WRITE_BACK 0x04#define WORD_DATA 0x00#define BYTE_DATA 0x08#define HALF_DATA 0x10#define INT_DATA 0x18#define SIGNED_DATA 0x20/* Separates integer and floating point registers */#define GPR_REG 0x3f#define DOUBLE_DATA 0x40#define MEM_MASK 0x7f/* Other inp_flags. */#define ARG_TEST 0x000100/* Integer opertion and set flags -> requires exts on 64 bit systems. */#define ALT_SIGN_EXT 0x000200/* This flag affects the RC() and OERC() macros. */#define ALT_SET_FLAGS 0x000400#define ALT_KEEP_CACHE 0x000800#define ALT_FORM1 0x010000#define ALT_FORM2 0x020000#define ALT_FORM3 0x040000#define ALT_FORM4 0x080000#define ALT_FORM5 0x100000#define ALT_FORM6 0x200000/* Source and destination is register. */#define REG_DEST 0x000001#define REG1_SOURCE 0x000002#define REG2_SOURCE 0x000004/* getput_arg_fast returned true. */#define FAST_DEST 0x000008/* Multiple instructions are required. */#define SLOW_DEST 0x000010/*ALT_SIGN_EXT 0x000200ALT_SET_FLAGS 0x000400ALT_FORM1 0x010000...ALT_FORM6 0x200000 */#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)#include "sljitNativePPC_32.c"#else#include "sljitNativePPC_64.c"#endif#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)#define STACK_STORE STW#define STACK_LOAD LWZ#else#define STACK_STORE STD#define STACK_LOAD LD#endifSLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_enter(struct sljit_compiler *compiler, sljit_si args, sljit_si scratches, sljit_si saveds, sljit_si local_size){CHECK_ERROR();check_sljit_emit_enter(compiler, args, scratches, saveds, local_size);compiler->scratches = scratches;compiler->saveds = saveds;#if (defined SLJIT_DEBUG && SLJIT_DEBUG)compiler->logical_local_size = local_size;#endifFAIL_IF(push_inst(compiler, MFLR | D(0)));FAIL_IF(push_inst(compiler, STACK_STORE | S(ZERO_REG) | A(SLJIT_LOCALS_REG) | IMM(-(sljit_si)(sizeof(sljit_sw))) ));if (saveds >= 1)FAIL_IF(push_inst(compiler, STACK_STORE | S(SLJIT_SAVED_REG1) | A(SLJIT_LOCALS_REG) | IMM(-2 * (sljit_si)(sizeof(sljit_sw))) ));if (saveds >= 2)FAIL_IF(push_inst(compiler, STACK_STORE | S(SLJIT_SAVED_REG2) | A(SLJIT_LOCALS_REG) | IMM(-3 * (sljit_si)(sizeof(sljit_sw))) ));if (saveds >= 3)FAIL_IF(push_inst(compiler, STACK_STORE | S(SLJIT_SAVED_REG3) | A(SLJIT_LOCALS_REG) | IMM(-4 * (sljit_si)(sizeof(sljit_sw))) ));if (saveds >= 4)FAIL_IF(push_inst(compiler, STACK_STORE | S(SLJIT_SAVED_EREG1) | A(SLJIT_LOCALS_REG) | IMM(-5 * (sljit_si)(sizeof(sljit_sw))) ));if (saveds >= 5)FAIL_IF(push_inst(compiler, STACK_STORE | S(SLJIT_SAVED_EREG2) | A(SLJIT_LOCALS_REG) | IMM(-6 * (sljit_si)(sizeof(sljit_sw))) ));FAIL_IF(push_inst(compiler, STACK_STORE | S(0) | A(SLJIT_LOCALS_REG) | IMM(sizeof(sljit_sw)) ));FAIL_IF(push_inst(compiler, ADDI | D(ZERO_REG) | A(0) | 0));if (args >= 1)FAIL_IF(push_inst(compiler, OR | S(SLJIT_SCRATCH_REG1) | A(SLJIT_SAVED_REG1) | B(SLJIT_SCRATCH_REG1)));if (args >= 2)FAIL_IF(push_inst(compiler, OR | S(SLJIT_SCRATCH_REG2) | A(SLJIT_SAVED_REG2) | B(SLJIT_SCRATCH_REG2)));if (args >= 3)FAIL_IF(push_inst(compiler, OR | S(SLJIT_SCRATCH_REG3) | A(SLJIT_SAVED_REG3) | B(SLJIT_SCRATCH_REG3)));#if (defined SLJIT_INDIRECT_CALL && SLJIT_INDIRECT_CALL)compiler->local_size = (1 + saveds + 6 + 8) * sizeof(sljit_sw) + local_size;#elsecompiler->local_size = (1 + saveds + 2) * sizeof(sljit_sw) + local_size;#endifcompiler->local_size = (compiler->local_size + 15) & ~0xf;#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)if (compiler->local_size <= SIMM_MAX)FAIL_IF(push_inst(compiler, STWU | S(SLJIT_LOCALS_REG) | A(SLJIT_LOCALS_REG) | IMM(-compiler->local_size)));else {FAIL_IF(load_immediate(compiler, 0, -compiler->local_size));FAIL_IF(push_inst(compiler, STWUX | S(SLJIT_LOCALS_REG) | A(SLJIT_LOCALS_REG) | B(0)));}#elseif (compiler->local_size <= SIMM_MAX)FAIL_IF(push_inst(compiler, STDU | S(SLJIT_LOCALS_REG) | A(SLJIT_LOCALS_REG) | IMM(-compiler->local_size)));else {FAIL_IF(load_immediate(compiler, 0, -compiler->local_size));FAIL_IF(push_inst(compiler, STDUX | S(SLJIT_LOCALS_REG) | A(SLJIT_LOCALS_REG) | B(0)));}#endifreturn SLJIT_SUCCESS;}SLJIT_API_FUNC_ATTRIBUTE void sljit_set_context(struct sljit_compiler *compiler, sljit_si args, sljit_si scratches, sljit_si saveds, sljit_si local_size){CHECK_ERROR_VOID();check_sljit_set_context(compiler, args, scratches, saveds, local_size);compiler->scratches = scratches;compiler->saveds = saveds;#if (defined SLJIT_DEBUG && SLJIT_DEBUG)compiler->logical_local_size = local_size;#endif#if (defined SLJIT_INDIRECT_CALL && SLJIT_INDIRECT_CALL)compiler->local_size = (1 + saveds + 6 + 8) * sizeof(sljit_sw) + local_size;#elsecompiler->local_size = (1 + saveds + 2) * sizeof(sljit_sw) + local_size;#endifcompiler->local_size = (compiler->local_size + 15) & ~0xf;}SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_return(struct sljit_compiler *compiler, sljit_si op, sljit_si src, sljit_sw srcw){CHECK_ERROR();check_sljit_emit_return(compiler, op, src, srcw);FAIL_IF(emit_mov_before_return(compiler, op, src, srcw));if (compiler->local_size <= SIMM_MAX)FAIL_IF(push_inst(compiler, ADDI | D(SLJIT_LOCALS_REG) | A(SLJIT_LOCALS_REG) | IMM(compiler->local_size)));else {FAIL_IF(load_immediate(compiler, 0, compiler->local_size));FAIL_IF(push_inst(compiler, ADD | D(SLJIT_LOCALS_REG) | A(SLJIT_LOCALS_REG) | B(0)));}FAIL_IF(push_inst(compiler, STACK_LOAD | D(0) | A(SLJIT_LOCALS_REG) | IMM(sizeof(sljit_sw))));if (compiler->saveds >= 5)FAIL_IF(push_inst(compiler, STACK_LOAD | D(SLJIT_SAVED_EREG2) | A(SLJIT_LOCALS_REG) | IMM(-6 * (sljit_si)(sizeof(sljit_sw))) ));if (compiler->saveds >= 4)FAIL_IF(push_inst(compiler, STACK_LOAD | D(SLJIT_SAVED_EREG1) | A(SLJIT_LOCALS_REG) | IMM(-5 * (sljit_si)(sizeof(sljit_sw))) ));if (compiler->saveds >= 3)FAIL_IF(push_inst(compiler, STACK_LOAD | D(SLJIT_SAVED_REG3) | A(SLJIT_LOCALS_REG) | IMM(-4 * (sljit_si)(sizeof(sljit_sw))) ));if (compiler->saveds >= 2)FAIL_IF(push_inst(compiler, STACK_LOAD | D(SLJIT_SAVED_REG2) | A(SLJIT_LOCALS_REG) | IMM(-3 * (sljit_si)(sizeof(sljit_sw))) ));if (compiler->saveds >= 1)FAIL_IF(push_inst(compiler, STACK_LOAD | D(SLJIT_SAVED_REG1) | A(SLJIT_LOCALS_REG) | IMM(-2 * (sljit_si)(sizeof(sljit_sw))) ));FAIL_IF(push_inst(compiler, STACK_LOAD | D(ZERO_REG) | A(SLJIT_LOCALS_REG) | IMM(-(sljit_si)(sizeof(sljit_sw))) ));FAIL_IF(push_inst(compiler, MTLR | S(0)));FAIL_IF(push_inst(compiler, BLR));return SLJIT_SUCCESS;}#undef STACK_STORE#undef STACK_LOAD/* --------------------------------------------------------------------- *//* Operators *//* --------------------------------------------------------------------- *//* i/x - immediate/indexed formn/w - no write-back / write-back (1 bit)s/l - store/load (1 bit)u/s - signed/unsigned (1 bit)w/b/h/i - word/byte/half/int allowed (2 bit)It contans 32 items, but not all are different. *//* 64 bit only: [reg+imm] must be aligned to 4 bytes. */#define ADDR_MODE2 0x10000/* 64-bit only: there is no lwau instruction. */#define UPDATE_REQ 0x20000#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)#define ARCH_32_64(a, b) a#define INST_CODE_AND_DST(inst, flags, reg) \((inst) | (((flags) & MEM_MASK) <= GPR_REG ? D(reg) : FD(reg)))#else#define ARCH_32_64(a, b) b#define INST_CODE_AND_DST(inst, flags, reg) \(((inst) & ~(ADDR_MODE2 | UPDATE_REQ)) | (((flags) & MEM_MASK) <= GPR_REG ? D(reg) : FD(reg)))#endifstatic SLJIT_CONST sljit_ins data_transfer_insts[64 + 8] = {/* -------- Unsigned -------- *//* Word. *//* u w n i s */ ARCH_32_64(HI(36) /* stw */, HI(62) | ADDR_MODE2 | 0x0 /* std */),/* u w n i l */ ARCH_32_64(HI(32) /* lwz */, HI(58) | ADDR_MODE2 | 0x0 /* ld */),/* u w n x s */ ARCH_32_64(HI(31) | LO(151) /* stwx */, HI(31) | LO(149) /* stdx */),/* u w n x l */ ARCH_32_64(HI(31) | LO(23) /* lwzx */, HI(31) | LO(21) /* ldx */),/* u w w i s */ ARCH_32_64(HI(37) /* stwu */, HI(62) | ADDR_MODE2 | 0x1 /* stdu */),/* u w w i l */ ARCH_32_64(HI(33) /* lwzu */, HI(58) | ADDR_MODE2 | 0x1 /* ldu */),/* u w w x s */ ARCH_32_64(HI(31) | LO(183) /* stwux */, HI(31) | LO(181) /* stdux */),/* u w w x l */ ARCH_32_64(HI(31) | LO(55) /* lwzux */, HI(31) | LO(53) /* ldux */),/* Byte. *//* u b n i s */ HI(38) /* stb */,/* u b n i l */ HI(34) /* lbz */,/* u b n x s */ HI(31) | LO(215) /* stbx */,/* u b n x l */ HI(31) | LO(87) /* lbzx */,/* u b w i s */ HI(39) /* stbu */,/* u b w i l */ HI(35) /* lbzu */,/* u b w x s */ HI(31) | LO(247) /* stbux */,/* u b w x l */ HI(31) | LO(119) /* lbzux */,/* Half. *//* u h n i s */ HI(44) /* sth */,/* u h n i l */ HI(40) /* lhz */,/* u h n x s */ HI(31) | LO(407) /* sthx */,/* u h n x l */ HI(31) | LO(279) /* lhzx */,/* u h w i s */ HI(45) /* sthu */,/* u h w i l */ HI(41) /* lhzu */,/* u h w x s */ HI(31) | LO(439) /* sthux */,/* u h w x l */ HI(31) | LO(311) /* lhzux */,/* Int. *//* u i n i s */ HI(36) /* stw */,/* u i n i l */ HI(32) /* lwz */,/* u i n x s */ HI(31) | LO(151) /* stwx */,/* u i n x l */ HI(31) | LO(23) /* lwzx */,/* u i w i s */ HI(37) /* stwu */,/* u i w i l */ HI(33) /* lwzu */,/* u i w x s */ HI(31) | LO(183) /* stwux */,/* u i w x l */ HI(31) | LO(55) /* lwzux */,/* -------- Signed -------- *//* Word. *//* s w n i s */ ARCH_32_64(HI(36) /* stw */, HI(62) | ADDR_MODE2 | 0x0 /* std */),/* s w n i l */ ARCH_32_64(HI(32) /* lwz */, HI(58) | ADDR_MODE2 | 0x0 /* ld */),/* s w n x s */ ARCH_32_64(HI(31) | LO(151) /* stwx */, HI(31) | LO(149) /* stdx */),/* s w n x l */ ARCH_32_64(HI(31) | LO(23) /* lwzx */, HI(31) | LO(21) /* ldx */),/* s w w i s */ ARCH_32_64(HI(37) /* stwu */, HI(62) | ADDR_MODE2 | 0x1 /* stdu */),/* s w w i l */ ARCH_32_64(HI(33) /* lwzu */, HI(58) | ADDR_MODE2 | 0x1 /* ldu */),/* s w w x s */ ARCH_32_64(HI(31) | LO(183) /* stwux */, HI(31) | LO(181) /* stdux */),/* s w w x l */ ARCH_32_64(HI(31) | LO(55) /* lwzux */, HI(31) | LO(53) /* ldux */),/* Byte. *//* s b n i s */ HI(38) /* stb */,/* s b n i l */ HI(34) /* lbz */ /* EXTS_REQ */,/* s b n x s */ HI(31) | LO(215) /* stbx */,/* s b n x l */ HI(31) | LO(87) /* lbzx */ /* EXTS_REQ */,/* s b w i s */ HI(39) /* stbu */,/* s b w i l */ HI(35) /* lbzu */ /* EXTS_REQ */,/* s b w x s */ HI(31) | LO(247) /* stbux */,/* s b w x l */ HI(31) | LO(119) /* lbzux */ /* EXTS_REQ */,/* Half. *//* s h n i s */ HI(44) /* sth */,/* s h n i l */ HI(42) /* lha */,/* s h n x s */ HI(31) | LO(407) /* sthx */,/* s h n x l */ HI(31) | LO(343) /* lhax */,/* s h w i s */ HI(45) /* sthu */,/* s h w i l */ HI(43) /* lhau */,/* s h w x s */ HI(31) | LO(439) /* sthux */,/* s h w x l */ HI(31) | LO(375) /* lhaux */,/* Int. *//* s i n i s */ HI(36) /* stw */,/* s i n i l */ ARCH_32_64(HI(32) /* lwz */, HI(58) | ADDR_MODE2 | 0x2 /* lwa */),/* s i n x s */ HI(31) | LO(151) /* stwx */,/* s i n x l */ ARCH_32_64(HI(31) | LO(23) /* lwzx */, HI(31) | LO(341) /* lwax */),/* s i w i s */ HI(37) /* stwu */,/* s i w i l */ ARCH_32_64(HI(33) /* lwzu */, HI(58) | ADDR_MODE2 | UPDATE_REQ | 0x2 /* lwa */),/* s i w x s */ HI(31) | LO(183) /* stwux */,/* s i w x l */ ARCH_32_64(HI(31) | LO(55) /* lwzux */, HI(31) | LO(373) /* lwaux */),/* -------- Double -------- *//* d n i s */ HI(54) /* stfd */,/* d n i l */ HI(50) /* lfd */,/* d n x s */ HI(31) | LO(727) /* stfdx */,/* d n x l */ HI(31) | LO(599) /* lfdx */,/* s n i s */ HI(52) /* stfs */,/* s n i l */ HI(48) /* lfs */,/* s n x s */ HI(31) | LO(663) /* stfsx */,/* s n x l */ HI(31) | LO(535) /* lfsx */,};#undef ARCH_32_64/* Simple cases, (no caching is required). */static sljit_si getput_arg_fast(struct sljit_compiler *compiler, sljit_si inp_flags, sljit_si reg, sljit_si arg, sljit_sw argw){sljit_ins inst;#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)sljit_si tmp_reg;#endifSLJIT_ASSERT(arg & SLJIT_MEM);if (!(arg & 0xf)) {#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)if (argw <= SIMM_MAX && argw >= SIMM_MIN) {if (inp_flags & ARG_TEST)return 1;inst = data_transfer_insts[(inp_flags & ~WRITE_BACK) & MEM_MASK];SLJIT_ASSERT(!(inst & (ADDR_MODE2 | UPDATE_REQ)));push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | IMM(argw));return -1;}#elseinst = data_transfer_insts[(inp_flags & ~WRITE_BACK) & MEM_MASK];if (argw <= SIMM_MAX && argw >= SIMM_MIN &&(!(inst & ADDR_MODE2) || (argw & 0x3) == 0)) {if (inp_flags & ARG_TEST)return 1;push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | IMM(argw));return -1;}#endifreturn 0;}if (!(arg & 0xf0)) {#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)if (argw <= SIMM_MAX && argw >= SIMM_MIN) {if (inp_flags & ARG_TEST)return 1;inst = data_transfer_insts[inp_flags & MEM_MASK];SLJIT_ASSERT(!(inst & (ADDR_MODE2 | UPDATE_REQ)));push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(arg & 0xf) | IMM(argw));return -1;}#elseinst = data_transfer_insts[inp_flags & MEM_MASK];if (argw <= SIMM_MAX && argw >= SIMM_MIN && (!(inst & ADDR_MODE2) || (argw & 0x3) == 0)) {if (inp_flags & ARG_TEST)return 1;if ((inp_flags & WRITE_BACK) && (inst & UPDATE_REQ)) {tmp_reg = (inp_flags & LOAD_DATA) ? (arg & 0xf) : TMP_REG3;if (push_inst(compiler, ADDI | D(tmp_reg) | A(arg & 0xf) | IMM(argw)))return -1;arg = tmp_reg | SLJIT_MEM;argw = 0;}push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(arg & 0xf) | IMM(argw));return -1;}#endif}else if (!(argw & 0x3)) {if (inp_flags & ARG_TEST)return 1;inst = data_transfer_insts[(inp_flags | INDEXED) & MEM_MASK];SLJIT_ASSERT(!(inst & (ADDR_MODE2 | UPDATE_REQ)));push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(arg & 0xf) | B((arg >> 4) & 0xf));return -1;}return 0;}/* See getput_arg below.Note: can_cache is called only for binary operators. Those operator alwaysuses word arguments without write back. */static sljit_si can_cache(sljit_si arg, sljit_sw argw, sljit_si next_arg, sljit_sw next_argw){SLJIT_ASSERT((arg & SLJIT_MEM) && (next_arg & SLJIT_MEM));if (!(arg & 0xf))return (next_arg & SLJIT_MEM) && ((sljit_uw)argw - (sljit_uw)next_argw <= SIMM_MAX || (sljit_uw)next_argw - (sljit_uw)argw <= SIMM_MAX);if (arg & 0xf0)return ((arg & 0xf0) == (next_arg & 0xf0) && (argw & 0x3) == (next_argw & 0x3));if (argw <= SIMM_MAX && argw >= SIMM_MIN) {if (arg == next_arg && (next_argw >= SIMM_MAX && next_argw <= SIMM_MIN))return 1;}if (arg == next_arg && ((sljit_uw)argw - (sljit_uw)next_argw <= SIMM_MAX || (sljit_uw)next_argw - (sljit_uw)argw <= SIMM_MAX))return 1;return 0;}#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)#define ADJUST_CACHED_IMM(imm) \if ((inst & ADDR_MODE2) && (imm & 0x3)) { \/* Adjust cached value. Fortunately this is really a rare case */ \compiler->cache_argw += imm & 0x3; \FAIL_IF(push_inst(compiler, ADDI | D(TMP_REG3) | A(TMP_REG3) | (imm & 0x3))); \imm &= ~0x3; \}#else#define ADJUST_CACHED_IMM(imm)#endif/* Emit the necessary instructions. See can_cache above. */static sljit_si getput_arg(struct sljit_compiler *compiler, sljit_si inp_flags, sljit_si reg, sljit_si arg, sljit_sw argw, sljit_si next_arg, sljit_sw next_argw){sljit_si tmp_r;sljit_ins inst;SLJIT_ASSERT(arg & SLJIT_MEM);tmp_r = ((inp_flags & LOAD_DATA) && ((inp_flags) & MEM_MASK) <= GPR_REG) ? reg : TMP_REG1;/* Special case for "mov reg, [reg, ... ]". */if ((arg & 0xf) == tmp_r)tmp_r = TMP_REG1;if (!(arg & 0xf)) {inst = data_transfer_insts[(inp_flags & ~WRITE_BACK) & MEM_MASK];if ((compiler->cache_arg & SLJIT_IMM) && (((sljit_uw)argw - (sljit_uw)compiler->cache_argw) <= SIMM_MAX || ((sljit_uw)compiler->cache_argw - (sljit_uw)argw) <= SIMM_MAX)) {argw = argw - compiler->cache_argw;ADJUST_CACHED_IMM(argw);SLJIT_ASSERT(!(inst & UPDATE_REQ));return push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(TMP_REG3) | IMM(argw));}if ((next_arg & SLJIT_MEM) && (argw - next_argw <= SIMM_MAX || next_argw - argw <= SIMM_MAX)) {SLJIT_ASSERT(inp_flags & LOAD_DATA);compiler->cache_arg = SLJIT_IMM;compiler->cache_argw = argw;tmp_r = TMP_REG3;}FAIL_IF(load_immediate(compiler, tmp_r, argw));return push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(tmp_r));}if (SLJIT_UNLIKELY(arg & 0xf0)) {argw &= 0x3;/* Otherwise getput_arg_fast would capture it. */SLJIT_ASSERT(argw);if ((SLJIT_MEM | (arg & 0xf0)) == compiler->cache_arg && argw == compiler->cache_argw)tmp_r = TMP_REG3;else {if ((arg & 0xf0) == (next_arg & 0xf0) && argw == (next_argw & 0x3)) {compiler->cache_arg = SLJIT_MEM | (arg & 0xf0);compiler->cache_argw = argw;tmp_r = TMP_REG3;}#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)FAIL_IF(push_inst(compiler, RLWINM | S((arg >> 4) & 0xf) | A(tmp_r) | (argw << 11) | ((31 - argw) << 1)));#elseFAIL_IF(push_inst(compiler, RLDI(tmp_r, (arg >> 4) & 0xf, argw, 63 - argw, 1)));#endif}inst = data_transfer_insts[(inp_flags | INDEXED) & MEM_MASK];SLJIT_ASSERT(!(inst & (ADDR_MODE2 | UPDATE_REQ)));return push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(arg & 0xf) | B(tmp_r));}inst = data_transfer_insts[inp_flags & MEM_MASK];if (compiler->cache_arg == arg && ((sljit_uw)argw - (sljit_uw)compiler->cache_argw <= SIMM_MAX || (sljit_uw)compiler->cache_argw - (sljit_uw)argw <= SIMM_MAX)) {SLJIT_ASSERT(!(inp_flags & WRITE_BACK));argw = argw - compiler->cache_argw;ADJUST_CACHED_IMM(argw);return push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(TMP_REG3) | IMM(argw));}if ((compiler->cache_arg & SLJIT_IMM) && compiler->cache_argw == argw) {inst = data_transfer_insts[(inp_flags | INDEXED) & MEM_MASK];SLJIT_ASSERT(!(inst & (ADDR_MODE2 | UPDATE_REQ)));return push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(arg & 0xf) | B(TMP_REG3));}if (argw == next_argw && (next_arg & SLJIT_MEM)) {SLJIT_ASSERT(inp_flags & LOAD_DATA);FAIL_IF(load_immediate(compiler, TMP_REG3, argw));compiler->cache_arg = SLJIT_IMM;compiler->cache_argw = argw;inst = data_transfer_insts[(inp_flags | INDEXED) & MEM_MASK];SLJIT_ASSERT(!(inst & (ADDR_MODE2 | UPDATE_REQ)));return push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(arg & 0xf) | B(TMP_REG3));}if (arg == next_arg && !(inp_flags & WRITE_BACK) && ((sljit_uw)argw - (sljit_uw)next_argw <= SIMM_MAX || (sljit_uw)next_argw - (sljit_uw)argw <= SIMM_MAX)) {SLJIT_ASSERT(inp_flags & LOAD_DATA);FAIL_IF(load_immediate(compiler, TMP_REG3, argw));FAIL_IF(push_inst(compiler, ADD | D(TMP_REG3) | A(TMP_REG3) | B(arg & 0xf)));compiler->cache_arg = arg;compiler->cache_argw = argw;return push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(TMP_REG3));}/* Get the indexed version instead of the normal one. */inst = data_transfer_insts[(inp_flags | INDEXED) & MEM_MASK];SLJIT_ASSERT(!(inst & (ADDR_MODE2 | UPDATE_REQ)));FAIL_IF(load_immediate(compiler, tmp_r, argw));return push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(arg & 0xf) | B(tmp_r));}static SLJIT_INLINE sljit_si emit_op_mem2(struct sljit_compiler *compiler, sljit_si flags, sljit_si reg, sljit_si arg1, sljit_sw arg1w, sljit_si arg2, sljit_sw arg2w){if (getput_arg_fast(compiler, flags, reg, arg1, arg1w))return compiler->error;return getput_arg(compiler, flags, reg, arg1, arg1w, arg2, arg2w);}static sljit_si emit_op(struct sljit_compiler *compiler, sljit_si op, sljit_si input_flags,sljit_si dst, sljit_sw dstw,sljit_si src1, sljit_sw src1w,sljit_si src2, sljit_sw src2w){/* arg1 goes to TMP_REG1 or src regarg2 goes to TMP_REG2, imm or src regTMP_REG3 can be used for cachingresult goes to TMP_REG2, so put result can use TMP_REG1 and TMP_REG3. */sljit_si dst_r;sljit_si src1_r;sljit_si src2_r;sljit_si sugg_src2_r = TMP_REG2;sljit_si flags = input_flags & (ALT_FORM1 | ALT_FORM2 | ALT_FORM3 | ALT_FORM4 | ALT_FORM5 | ALT_FORM6 | ALT_SIGN_EXT | ALT_SET_FLAGS);if (!(input_flags & ALT_KEEP_CACHE)) {compiler->cache_arg = 0;compiler->cache_argw = 0;}/* Destination check. */if (SLJIT_UNLIKELY(dst == SLJIT_UNUSED)) {if (op >= SLJIT_MOV && op <= SLJIT_MOVU_SI && !(src2 & SLJIT_MEM))return SLJIT_SUCCESS;dst_r = TMP_REG2;}else if (dst <= ZERO_REG) {dst_r = dst;flags |= REG_DEST;if (op >= SLJIT_MOV && op <= SLJIT_MOVU_SI)sugg_src2_r = dst_r;}else {SLJIT_ASSERT(dst & SLJIT_MEM);if (getput_arg_fast(compiler, input_flags | ARG_TEST, TMP_REG2, dst, dstw)) {flags |= FAST_DEST;dst_r = TMP_REG2;}else {flags |= SLOW_DEST;dst_r = 0;}}/* Source 1. */if (src1 <= ZERO_REG) {src1_r = src1;flags |= REG1_SOURCE;}else if (src1 & SLJIT_IMM) {FAIL_IF(load_immediate(compiler, TMP_REG1, src1w));src1_r = TMP_REG1;}else if (getput_arg_fast(compiler, input_flags | LOAD_DATA, TMP_REG1, src1, src1w)) {FAIL_IF(compiler->error);src1_r = TMP_REG1;}elsesrc1_r = 0;/* Source 2. */if (src2 <= ZERO_REG) {src2_r = src2;flags |= REG2_SOURCE;if (!(flags & REG_DEST) && op >= SLJIT_MOV && op <= SLJIT_MOVU_SI)dst_r = src2_r;}else if (src2 & SLJIT_IMM) {FAIL_IF(load_immediate(compiler, sugg_src2_r, src2w));src2_r = sugg_src2_r;}else if (getput_arg_fast(compiler, input_flags | LOAD_DATA, sugg_src2_r, src2, src2w)) {FAIL_IF(compiler->error);src2_r = sugg_src2_r;}elsesrc2_r = 0;/* src1_r, src2_r and dst_r can be zero (=unprocessed).All arguments are complex addressing modes, and it is a binary operator. */if (src1_r == 0 && src2_r == 0 && dst_r == 0) {if (!can_cache(src1, src1w, src2, src2w) && can_cache(src1, src1w, dst, dstw)) {FAIL_IF(getput_arg(compiler, input_flags | LOAD_DATA, TMP_REG2, src2, src2w, src1, src1w));FAIL_IF(getput_arg(compiler, input_flags | LOAD_DATA, TMP_REG1, src1, src1w, dst, dstw));}else {FAIL_IF(getput_arg(compiler, input_flags | LOAD_DATA, TMP_REG1, src1, src1w, src2, src2w));FAIL_IF(getput_arg(compiler, input_flags | LOAD_DATA, TMP_REG2, src2, src2w, dst, dstw));}src1_r = TMP_REG1;src2_r = TMP_REG2;}else if (src1_r == 0 && src2_r == 0) {FAIL_IF(getput_arg(compiler, input_flags | LOAD_DATA, TMP_REG1, src1, src1w, src2, src2w));src1_r = TMP_REG1;}else if (src1_r == 0 && dst_r == 0) {FAIL_IF(getput_arg(compiler, input_flags | LOAD_DATA, TMP_REG1, src1, src1w, dst, dstw));src1_r = TMP_REG1;}else if (src2_r == 0 && dst_r == 0) {FAIL_IF(getput_arg(compiler, input_flags | LOAD_DATA, sugg_src2_r, src2, src2w, dst, dstw));src2_r = sugg_src2_r;}if (dst_r == 0)dst_r = TMP_REG2;if (src1_r == 0) {FAIL_IF(getput_arg(compiler, input_flags | LOAD_DATA, TMP_REG1, src1, src1w, 0, 0));src1_r = TMP_REG1;}if (src2_r == 0) {FAIL_IF(getput_arg(compiler, input_flags | LOAD_DATA, sugg_src2_r, src2, src2w, 0, 0));src2_r = sugg_src2_r;}FAIL_IF(emit_single_op(compiler, op, flags, dst_r, src1_r, src2_r));if (flags & (FAST_DEST | SLOW_DEST)) {if (flags & FAST_DEST)FAIL_IF(getput_arg_fast(compiler, input_flags, dst_r, dst, dstw));elseFAIL_IF(getput_arg(compiler, input_flags, dst_r, dst, dstw, 0, 0));}return SLJIT_SUCCESS;}SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_op0(struct sljit_compiler *compiler, sljit_si op){CHECK_ERROR();check_sljit_emit_op0(compiler, op);switch (GET_OPCODE(op)) {case SLJIT_BREAKPOINT:case SLJIT_NOP:return push_inst(compiler, NOP);break;case SLJIT_UMUL:case SLJIT_SMUL:FAIL_IF(push_inst(compiler, OR | S(SLJIT_SCRATCH_REG1) | A(TMP_REG1) | B(SLJIT_SCRATCH_REG1)));#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)FAIL_IF(push_inst(compiler, MULLD | D(SLJIT_SCRATCH_REG1) | A(TMP_REG1) | B(SLJIT_SCRATCH_REG2)));return push_inst(compiler, (GET_OPCODE(op) == SLJIT_UMUL ? MULHDU : MULHD) | D(SLJIT_SCRATCH_REG2) | A(TMP_REG1) | B(SLJIT_SCRATCH_REG2));#elseFAIL_IF(push_inst(compiler, MULLW | D(SLJIT_SCRATCH_REG1) | A(TMP_REG1) | B(SLJIT_SCRATCH_REG2)));return push_inst(compiler, (GET_OPCODE(op) == SLJIT_UMUL ? MULHWU : MULHW) | D(SLJIT_SCRATCH_REG2) | A(TMP_REG1) | B(SLJIT_SCRATCH_REG2));#endifcase SLJIT_UDIV:case SLJIT_SDIV:FAIL_IF(push_inst(compiler, OR | S(SLJIT_SCRATCH_REG1) | A(TMP_REG1) | B(SLJIT_SCRATCH_REG1)));#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)if (op & SLJIT_INT_OP) {FAIL_IF(push_inst(compiler, (GET_OPCODE(op) == SLJIT_UDIV ? DIVWU : DIVW) | D(SLJIT_SCRATCH_REG1) | A(TMP_REG1) | B(SLJIT_SCRATCH_REG2)));FAIL_IF(push_inst(compiler, MULLW | D(SLJIT_SCRATCH_REG2) | A(SLJIT_SCRATCH_REG1) | B(SLJIT_SCRATCH_REG2)));return push_inst(compiler, SUBF | D(SLJIT_SCRATCH_REG2) | A(SLJIT_SCRATCH_REG2) | B(TMP_REG1));}FAIL_IF(push_inst(compiler, (GET_OPCODE(op) == SLJIT_UDIV ? DIVDU : DIVD) | D(SLJIT_SCRATCH_REG1) | A(TMP_REG1) | B(SLJIT_SCRATCH_REG2)));FAIL_IF(push_inst(compiler, MULLD | D(SLJIT_SCRATCH_REG2) | A(SLJIT_SCRATCH_REG1) | B(SLJIT_SCRATCH_REG2)));return push_inst(compiler, SUBF | D(SLJIT_SCRATCH_REG2) | A(SLJIT_SCRATCH_REG2) | B(TMP_REG1));#elseFAIL_IF(push_inst(compiler, (GET_OPCODE(op) == SLJIT_UDIV ? DIVWU : DIVW) | D(SLJIT_SCRATCH_REG1) | A(TMP_REG1) | B(SLJIT_SCRATCH_REG2)));FAIL_IF(push_inst(compiler, MULLW | D(SLJIT_SCRATCH_REG2) | A(SLJIT_SCRATCH_REG1) | B(SLJIT_SCRATCH_REG2)));return push_inst(compiler, SUBF | D(SLJIT_SCRATCH_REG2) | A(SLJIT_SCRATCH_REG2) | B(TMP_REG1));#endif}return SLJIT_SUCCESS;}#define EMIT_MOV(type, type_flags, type_cast) \emit_op(compiler, (src & SLJIT_IMM) ? SLJIT_MOV : type, flags | (type_flags), dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? type_cast srcw : srcw)SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_op1(struct sljit_compiler *compiler, sljit_si op,sljit_si dst, sljit_sw dstw,sljit_si src, sljit_sw srcw){sljit_si flags = GET_FLAGS(op) ? ALT_SET_FLAGS : 0;sljit_si op_flags = GET_ALL_FLAGS(op);CHECK_ERROR();check_sljit_emit_op1(compiler, op, dst, dstw, src, srcw);ADJUST_LOCAL_OFFSET(dst, dstw);ADJUST_LOCAL_OFFSET(src, srcw);op = GET_OPCODE(op);if ((src & SLJIT_IMM) && srcw == 0)src = ZERO_REG;if (op_flags & SLJIT_SET_O)FAIL_IF(push_inst(compiler, MTXER | S(ZERO_REG)));if (op_flags & SLJIT_INT_OP) {if (op >= SLJIT_MOV && op <= SLJIT_MOVU_P) {if (src <= ZERO_REG && src == dst) {if (!TYPE_CAST_NEEDED(op))return SLJIT_SUCCESS;}#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)if (op == SLJIT_MOV_SI && (src & SLJIT_MEM))op = SLJIT_MOV_UI;if (op == SLJIT_MOVU_SI && (src & SLJIT_MEM))op = SLJIT_MOVU_UI;if (op == SLJIT_MOV_UI && (src & SLJIT_IMM))op = SLJIT_MOV_SI;if (op == SLJIT_MOVU_UI && (src & SLJIT_IMM))op = SLJIT_MOVU_SI;#endif}#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)else {/* Most operations expect sign extended arguments. */flags |= INT_DATA | SIGNED_DATA;if (src & SLJIT_IMM)srcw = (sljit_si)srcw;}#endif}switch (op) {case SLJIT_MOV:case SLJIT_MOV_P:#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)case SLJIT_MOV_UI:case SLJIT_MOV_SI:#endifreturn emit_op(compiler, SLJIT_MOV, flags | WORD_DATA, dst, dstw, TMP_REG1, 0, src, srcw);#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)case SLJIT_MOV_UI:return EMIT_MOV(SLJIT_MOV_UI, INT_DATA, (sljit_ui));case SLJIT_MOV_SI:return EMIT_MOV(SLJIT_MOV_SI, INT_DATA | SIGNED_DATA, (sljit_si));#endifcase SLJIT_MOV_UB:return EMIT_MOV(SLJIT_MOV_UB, BYTE_DATA, (sljit_ub));case SLJIT_MOV_SB:return EMIT_MOV(SLJIT_MOV_SB, BYTE_DATA | SIGNED_DATA, (sljit_sb));case SLJIT_MOV_UH:return EMIT_MOV(SLJIT_MOV_UH, HALF_DATA, (sljit_uh));case SLJIT_MOV_SH:return EMIT_MOV(SLJIT_MOV_SH, HALF_DATA | SIGNED_DATA, (sljit_sh));case SLJIT_MOVU:case SLJIT_MOVU_P:#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)case SLJIT_MOVU_UI:case SLJIT_MOVU_SI:#endifreturn emit_op(compiler, SLJIT_MOV, flags | WORD_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, srcw);#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)case SLJIT_MOVU_UI:return EMIT_MOV(SLJIT_MOV_UI, INT_DATA | WRITE_BACK, (sljit_ui));case SLJIT_MOVU_SI:return EMIT_MOV(SLJIT_MOV_SI, INT_DATA | SIGNED_DATA | WRITE_BACK, (sljit_si));#endifcase SLJIT_MOVU_UB:return EMIT_MOV(SLJIT_MOV_UB, BYTE_DATA | WRITE_BACK, (sljit_ub));case SLJIT_MOVU_SB:return EMIT_MOV(SLJIT_MOV_SB, BYTE_DATA | SIGNED_DATA | WRITE_BACK, (sljit_sb));case SLJIT_MOVU_UH:return EMIT_MOV(SLJIT_MOV_UH, HALF_DATA | WRITE_BACK, (sljit_uh));case SLJIT_MOVU_SH:return EMIT_MOV(SLJIT_MOV_SH, HALF_DATA | SIGNED_DATA | WRITE_BACK, (sljit_sh));case SLJIT_NOT:return emit_op(compiler, SLJIT_NOT, flags, dst, dstw, TMP_REG1, 0, src, srcw);case SLJIT_NEG:return emit_op(compiler, SLJIT_NEG, flags, dst, dstw, TMP_REG1, 0, src, srcw);case SLJIT_CLZ:#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)return emit_op(compiler, SLJIT_CLZ, flags | (!(op_flags & SLJIT_INT_OP) ? 0 : ALT_FORM1), dst, dstw, TMP_REG1, 0, src, srcw);#elsereturn emit_op(compiler, SLJIT_CLZ, flags, dst, dstw, TMP_REG1, 0, src, srcw);#endif}return SLJIT_SUCCESS;}#undef EMIT_MOV#define TEST_SL_IMM(src, srcw) \(((src) & SLJIT_IMM) && (srcw) <= SIMM_MAX && (srcw) >= SIMM_MIN)#define TEST_UL_IMM(src, srcw) \(((src) & SLJIT_IMM) && !((srcw) & ~0xffff))#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)#define TEST_SH_IMM(src, srcw) \(((src) & SLJIT_IMM) && !((srcw) & 0xffff) && (srcw) <= SLJIT_W(0x7fffffff) && (srcw) >= SLJIT_W(-0x80000000))#else#define TEST_SH_IMM(src, srcw) \(((src) & SLJIT_IMM) && !((srcw) & 0xffff))#endif#define TEST_UH_IMM(src, srcw) \(((src) & SLJIT_IMM) && !((srcw) & ~0xffff0000))#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)#define TEST_ADD_IMM(src, srcw) \(((src) & SLJIT_IMM) && (srcw) <= SLJIT_W(0x7fff7fff) && (srcw) >= SLJIT_W(-0x80000000))#else#define TEST_ADD_IMM(src, srcw) \((src) & SLJIT_IMM)#endif#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)#define TEST_UI_IMM(src, srcw) \(((src) & SLJIT_IMM) && !((srcw) & ~0xffffffff))#else#define TEST_UI_IMM(src, srcw) \((src) & SLJIT_IMM)#endifSLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_op2(struct sljit_compiler *compiler, sljit_si op,sljit_si dst, sljit_sw dstw,sljit_si src1, sljit_sw src1w,sljit_si src2, sljit_sw src2w){sljit_si flags = GET_FLAGS(op) ? ALT_SET_FLAGS : 0;CHECK_ERROR();check_sljit_emit_op2(compiler, op, dst, dstw, src1, src1w, src2, src2w);ADJUST_LOCAL_OFFSET(dst, dstw);ADJUST_LOCAL_OFFSET(src1, src1w);ADJUST_LOCAL_OFFSET(src2, src2w);if ((src1 & SLJIT_IMM) && src1w == 0)src1 = ZERO_REG;if ((src2 & SLJIT_IMM) && src2w == 0)src2 = ZERO_REG;#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)if (op & SLJIT_INT_OP) {/* Most operations expect sign extended arguments. */flags |= INT_DATA | SIGNED_DATA;if (src1 & SLJIT_IMM)src1w = (sljit_si)(src1w);if (src2 & SLJIT_IMM)src2w = (sljit_si)(src2w);if (GET_FLAGS(op))flags |= ALT_SIGN_EXT;}#endifif (op & SLJIT_SET_O)FAIL_IF(push_inst(compiler, MTXER | S(ZERO_REG)));if (src2 == TMP_REG2)flags |= ALT_KEEP_CACHE;switch (GET_OPCODE(op)) {case SLJIT_ADD:if (!GET_FLAGS(op) && ((src1 | src2) & SLJIT_IMM)) {if (TEST_SL_IMM(src2, src2w)) {compiler->imm = src2w & 0xffff;return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM1, dst, dstw, src1, src1w, TMP_REG2, 0);}if (TEST_SL_IMM(src1, src1w)) {compiler->imm = src1w & 0xffff;return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM1, dst, dstw, src2, src2w, TMP_REG2, 0);}if (TEST_SH_IMM(src2, src2w)) {compiler->imm = (src2w >> 16) & 0xffff;return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM2, dst, dstw, src1, src1w, TMP_REG2, 0);}if (TEST_SH_IMM(src1, src1w)) {compiler->imm = (src1w >> 16) & 0xffff;return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM2, dst, dstw, src2, src2w, TMP_REG2, 0);}/* Range between -1 and -32768 is covered above. */if (TEST_ADD_IMM(src2, src2w)) {compiler->imm = src2w & 0xffffffff;return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM4, dst, dstw, src1, src1w, TMP_REG2, 0);}if (TEST_ADD_IMM(src1, src1w)) {compiler->imm = src1w & 0xffffffff;return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM4, dst, dstw, src2, src2w, TMP_REG2, 0);}}if (!(GET_FLAGS(op) & (SLJIT_SET_E | SLJIT_SET_O))) {if (TEST_SL_IMM(src2, src2w)) {compiler->imm = src2w & 0xffff;return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM3, dst, dstw, src1, src1w, TMP_REG2, 0);}if (TEST_SL_IMM(src1, src1w)) {compiler->imm = src1w & 0xffff;return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM3, dst, dstw, src2, src2w, TMP_REG2, 0);}}return emit_op(compiler, SLJIT_ADD, flags, dst, dstw, src1, src1w, src2, src2w);case SLJIT_ADDC:return emit_op(compiler, SLJIT_ADDC, flags | (!(op & SLJIT_KEEP_FLAGS) ? 0 : ALT_FORM1), dst, dstw, src1, src1w, src2, src2w);case SLJIT_SUB:if (!GET_FLAGS(op) && ((src1 | src2) & SLJIT_IMM)) {if (TEST_SL_IMM(src2, -src2w)) {compiler->imm = (-src2w) & 0xffff;return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM1, dst, dstw, src1, src1w, TMP_REG2, 0);}if (TEST_SL_IMM(src1, src1w)) {compiler->imm = src1w & 0xffff;return emit_op(compiler, SLJIT_SUB, flags | ALT_FORM1, dst, dstw, src2, src2w, TMP_REG2, 0);}if (TEST_SH_IMM(src2, -src2w)) {compiler->imm = ((-src2w) >> 16) & 0xffff;return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM2, dst, dstw, src1, src1w, TMP_REG2, 0);}/* Range between -1 and -32768 is covered above. */if (TEST_ADD_IMM(src2, -src2w)) {compiler->imm = -src2w & 0xffffffff;return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM4, dst, dstw, src1, src1w, TMP_REG2, 0);}}if (dst == SLJIT_UNUSED && (op & (SLJIT_SET_E | SLJIT_SET_S | SLJIT_SET_U)) && !(op & (SLJIT_SET_O | SLJIT_SET_C))) {if (!(op & SLJIT_SET_U)) {/* We know ALT_SIGN_EXT is set if it is an SLJIT_INT_OP on 64 bit systems. */if (TEST_SL_IMM(src2, src2w)) {compiler->imm = src2w & 0xffff;return emit_op(compiler, SLJIT_SUB, flags | ALT_FORM2, dst, dstw, src1, src1w, TMP_REG2, 0);}if (GET_FLAGS(op) == SLJIT_SET_E && TEST_SL_IMM(src1, src1w)) {compiler->imm = src1w & 0xffff;return emit_op(compiler, SLJIT_SUB, flags | ALT_FORM2, dst, dstw, src2, src2w, TMP_REG2, 0);}}if (!(op & (SLJIT_SET_E | SLJIT_SET_S))) {/* We know ALT_SIGN_EXT is set if it is an SLJIT_INT_OP on 64 bit systems. */if (TEST_UL_IMM(src2, src2w)) {compiler->imm = src2w & 0xffff;return emit_op(compiler, SLJIT_SUB, flags | ALT_FORM3, dst, dstw, src1, src1w, TMP_REG2, 0);}return emit_op(compiler, SLJIT_SUB, flags | ALT_FORM4, dst, dstw, src1, src1w, src2, src2w);}if ((src2 & SLJIT_IMM) && src2w >= 0 && src2w <= 0x7fff) {compiler->imm = src2w;return emit_op(compiler, SLJIT_SUB, flags | ALT_FORM2 | ALT_FORM3, dst, dstw, src1, src1w, TMP_REG2, 0);}return emit_op(compiler, SLJIT_SUB, flags | ((op & SLJIT_SET_U) ? ALT_FORM4 : 0) | ((op & (SLJIT_SET_E | SLJIT_SET_S)) ? ALT_FORM5 : 0), dst, dstw, src1, src1w, src2, src2w);}if (!(op & (SLJIT_SET_E | SLJIT_SET_S | SLJIT_SET_U | SLJIT_SET_O))) {if (TEST_SL_IMM(src2, -src2w)) {compiler->imm = (-src2w) & 0xffff;return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM3, dst, dstw, src1, src1w, TMP_REG2, 0);}}/* We know ALT_SIGN_EXT is set if it is an SLJIT_INT_OP on 64 bit systems. */return emit_op(compiler, SLJIT_SUB, flags | (!(op & SLJIT_SET_U) ? 0 : ALT_FORM6), dst, dstw, src1, src1w, src2, src2w);case SLJIT_SUBC:return emit_op(compiler, SLJIT_SUBC, flags | (!(op & SLJIT_KEEP_FLAGS) ? 0 : ALT_FORM1), dst, dstw, src1, src1w, src2, src2w);case SLJIT_MUL:#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)if (op & SLJIT_INT_OP)flags |= ALT_FORM2;#endifif (!GET_FLAGS(op)) {if (TEST_SL_IMM(src2, src2w)) {compiler->imm = src2w & 0xffff;return emit_op(compiler, SLJIT_MUL, flags | ALT_FORM1, dst, dstw, src1, src1w, TMP_REG2, 0);}if (TEST_SL_IMM(src1, src1w)) {compiler->imm = src1w & 0xffff;return emit_op(compiler, SLJIT_MUL, flags | ALT_FORM1, dst, dstw, src2, src2w, TMP_REG2, 0);}}return emit_op(compiler, SLJIT_MUL, flags, dst, dstw, src1, src1w, src2, src2w);case SLJIT_AND:case SLJIT_OR:case SLJIT_XOR:/* Commutative unsigned operations. */if (!GET_FLAGS(op) || GET_OPCODE(op) == SLJIT_AND) {if (TEST_UL_IMM(src2, src2w)) {compiler->imm = src2w;return emit_op(compiler, GET_OPCODE(op), flags | ALT_FORM1, dst, dstw, src1, src1w, TMP_REG2, 0);}if (TEST_UL_IMM(src1, src1w)) {compiler->imm = src1w;return emit_op(compiler, GET_OPCODE(op), flags | ALT_FORM1, dst, dstw, src2, src2w, TMP_REG2, 0);}if (TEST_UH_IMM(src2, src2w)) {compiler->imm = (src2w >> 16) & 0xffff;return emit_op(compiler, GET_OPCODE(op), flags | ALT_FORM2, dst, dstw, src1, src1w, TMP_REG2, 0);}if (TEST_UH_IMM(src1, src1w)) {compiler->imm = (src1w >> 16) & 0xffff;return emit_op(compiler, GET_OPCODE(op), flags | ALT_FORM2, dst, dstw, src2, src2w, TMP_REG2, 0);}}if (!GET_FLAGS(op) && GET_OPCODE(op) != SLJIT_AND) {if (TEST_UI_IMM(src2, src2w)) {compiler->imm = src2w;return emit_op(compiler, GET_OPCODE(op), flags | ALT_FORM3, dst, dstw, src1, src1w, TMP_REG2, 0);}if (TEST_UI_IMM(src1, src1w)) {compiler->imm = src1w;return emit_op(compiler, GET_OPCODE(op), flags | ALT_FORM3, dst, dstw, src2, src2w, TMP_REG2, 0);}}return emit_op(compiler, GET_OPCODE(op), flags, dst, dstw, src1, src1w, src2, src2w);case SLJIT_ASHR:if (op & SLJIT_KEEP_FLAGS)flags |= ALT_FORM3;/* Fall through. */case SLJIT_SHL:case SLJIT_LSHR:#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)if (op & SLJIT_INT_OP)flags |= ALT_FORM2;#endifif (src2 & SLJIT_IMM) {compiler->imm = src2w;return emit_op(compiler, GET_OPCODE(op), flags | ALT_FORM1, dst, dstw, src1, src1w, TMP_REG2, 0);}return emit_op(compiler, GET_OPCODE(op), flags, dst, dstw, src1, src1w, src2, src2w);}return SLJIT_SUCCESS;}SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_get_register_index(sljit_si reg){check_sljit_get_register_index(reg);return reg_map[reg];}SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_get_float_register_index(sljit_si reg){check_sljit_get_float_register_index(reg);return reg;}SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_op_custom(struct sljit_compiler *compiler,void *instruction, sljit_si size){CHECK_ERROR();check_sljit_emit_op_custom(compiler, instruction, size);SLJIT_ASSERT(size == 4);return push_inst(compiler, *(sljit_ins*)instruction);}/* --------------------------------------------------------------------- *//* Floating point operators *//* --------------------------------------------------------------------- */SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_is_fpu_available(void){/* Always available. */return 1;}#define FLOAT_DATA(op) (DOUBLE_DATA | ((op & SLJIT_SINGLE_OP) >> 6))#define SELECT_FOP(op, single, double) ((op & SLJIT_SINGLE_OP) ? single : double)SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_fop1(struct sljit_compiler *compiler, sljit_si op,sljit_si dst, sljit_sw dstw,sljit_si src, sljit_sw srcw){sljit_si dst_fr;CHECK_ERROR();check_sljit_emit_fop1(compiler, op, dst, dstw, src, srcw);SLJIT_COMPILE_ASSERT((SLJIT_SINGLE_OP == 0x100) && !(DOUBLE_DATA & 0x4), float_transfer_bit_error);compiler->cache_arg = 0;compiler->cache_argw = 0;if (GET_OPCODE(op) == SLJIT_CMPD) {if (dst > SLJIT_FLOAT_REG6) {FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, dst, dstw, src, srcw));dst = TMP_FREG1;}if (src > SLJIT_FLOAT_REG6) {FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src, srcw, 0, 0));src = TMP_FREG2;}return push_inst(compiler, FCMPU | CRD(4) | FA(dst) | FB(src));}dst_fr = (dst > SLJIT_FLOAT_REG6) ? TMP_FREG1 : dst;if (src > SLJIT_FLOAT_REG6) {FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, dst_fr, src, srcw, dst, dstw));src = dst_fr;}switch (GET_OPCODE(op)) {case SLJIT_MOVD:if (src != dst_fr && dst_fr != TMP_FREG1)FAIL_IF(push_inst(compiler, FMR | FD(dst_fr) | FB(src)));break;case SLJIT_NEGD:FAIL_IF(push_inst(compiler, FNEG | FD(dst_fr) | FB(src)));break;case SLJIT_ABSD:FAIL_IF(push_inst(compiler, FABS | FD(dst_fr) | FB(src)));break;}if (dst_fr == TMP_FREG1) {if (GET_OPCODE(op) == SLJIT_MOVD)dst_fr = src;FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op), dst_fr, dst, dstw, 0, 0));}return SLJIT_SUCCESS;}SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_fop2(struct sljit_compiler *compiler, sljit_si op,sljit_si dst, sljit_sw dstw,sljit_si src1, sljit_sw src1w,sljit_si src2, sljit_sw src2w){sljit_si dst_fr, flags = 0;CHECK_ERROR();check_sljit_emit_fop2(compiler, op, dst, dstw, src1, src1w, src2, src2w);compiler->cache_arg = 0;compiler->cache_argw = 0;dst_fr = (dst > SLJIT_FLOAT_REG6) ? TMP_FREG2 : dst;if (src1 > SLJIT_FLOAT_REG6) {if (getput_arg_fast(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w)) {FAIL_IF(compiler->error);src1 = TMP_FREG1;} elseflags |= ALT_FORM1;}if (src2 > SLJIT_FLOAT_REG6) {if (getput_arg_fast(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w)) {FAIL_IF(compiler->error);src2 = TMP_FREG2;} elseflags |= ALT_FORM2;}if ((flags & (ALT_FORM1 | ALT_FORM2)) == (ALT_FORM1 | ALT_FORM2)) {if (!can_cache(src1, src1w, src2, src2w) && can_cache(src1, src1w, dst, dstw)) {FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w, src1, src1w));FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w, dst, dstw));}else {FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w, src2, src2w));FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w, dst, dstw));}}else if (flags & ALT_FORM1)FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w, dst, dstw));else if (flags & ALT_FORM2)FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w, dst, dstw));if (flags & ALT_FORM1)src1 = TMP_FREG1;if (flags & ALT_FORM2)src2 = TMP_FREG2;switch (GET_OPCODE(op)) {case SLJIT_ADDD:FAIL_IF(push_inst(compiler, SELECT_FOP(op, FADDS, FADD) | FD(dst_fr) | FA(src1) | FB(src2)));break;case SLJIT_SUBD:FAIL_IF(push_inst(compiler, SELECT_FOP(op, FSUBS, FSUB) | FD(dst_fr) | FA(src1) | FB(src2)));break;case SLJIT_MULD:FAIL_IF(push_inst(compiler, SELECT_FOP(op, FMULS, FMUL) | FD(dst_fr) | FA(src1) | FC(src2) /* FMUL use FC as src2 */));break;case SLJIT_DIVD:FAIL_IF(push_inst(compiler, SELECT_FOP(op, FDIVS, FDIV) | FD(dst_fr) | FA(src1) | FB(src2)));break;}if (dst_fr == TMP_FREG2)FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op), TMP_FREG2, dst, dstw, 0, 0));return SLJIT_SUCCESS;}#undef FLOAT_DATA#undef SELECT_FOP/* --------------------------------------------------------------------- *//* Other instructions *//* --------------------------------------------------------------------- */SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_fast_enter(struct sljit_compiler *compiler, sljit_si dst, sljit_sw dstw){CHECK_ERROR();check_sljit_emit_fast_enter(compiler, dst, dstw);ADJUST_LOCAL_OFFSET(dst, dstw);/* For UNUSED dst. Uncommon, but possible. */if (dst == SLJIT_UNUSED)return SLJIT_SUCCESS;if (dst <= ZERO_REG)return push_inst(compiler, MFLR | D(dst));/* Memory. */FAIL_IF(push_inst(compiler, MFLR | D(TMP_REG2)));return emit_op(compiler, SLJIT_MOV, WORD_DATA, dst, dstw, TMP_REG1, 0, TMP_REG2, 0);}SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_fast_return(struct sljit_compiler *compiler, sljit_si src, sljit_sw srcw){CHECK_ERROR();check_sljit_emit_fast_return(compiler, src, srcw);ADJUST_LOCAL_OFFSET(src, srcw);if (src <= ZERO_REG)FAIL_IF(push_inst(compiler, MTLR | S(src)));else {if (src & SLJIT_MEM)FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, TMP_REG2, 0, TMP_REG1, 0, src, srcw));else if (src & SLJIT_IMM)FAIL_IF(load_immediate(compiler, TMP_REG2, srcw));FAIL_IF(push_inst(compiler, MTLR | S(TMP_REG2)));}return push_inst(compiler, BLR);}/* --------------------------------------------------------------------- *//* Conditional instructions *//* --------------------------------------------------------------------- */SLJIT_API_FUNC_ATTRIBUTE struct sljit_label* sljit_emit_label(struct sljit_compiler *compiler){struct sljit_label *label;CHECK_ERROR_PTR();check_sljit_emit_label(compiler);if (compiler->last_label && compiler->last_label->size == compiler->size)return compiler->last_label;label = (struct sljit_label*)ensure_abuf(compiler, sizeof(struct sljit_label));PTR_FAIL_IF(!label);set_label(label, compiler);return label;}static sljit_ins get_bo_bi_flags(sljit_si type){switch (type) {case SLJIT_C_EQUAL:return (12 << 21) | (2 << 16);case SLJIT_C_NOT_EQUAL:return (4 << 21) | (2 << 16);case SLJIT_C_LESS:case SLJIT_C_FLOAT_LESS:return (12 << 21) | ((4 + 0) << 16);case SLJIT_C_GREATER_EQUAL:case SLJIT_C_FLOAT_GREATER_EQUAL:return (4 << 21) | ((4 + 0) << 16);case SLJIT_C_GREATER:case SLJIT_C_FLOAT_GREATER:return (12 << 21) | ((4 + 1) << 16);case SLJIT_C_LESS_EQUAL:case SLJIT_C_FLOAT_LESS_EQUAL:return (4 << 21) | ((4 + 1) << 16);case SLJIT_C_SIG_LESS:return (12 << 21) | (0 << 16);case SLJIT_C_SIG_GREATER_EQUAL:return (4 << 21) | (0 << 16);case SLJIT_C_SIG_GREATER:return (12 << 21) | (1 << 16);case SLJIT_C_SIG_LESS_EQUAL:return (4 << 21) | (1 << 16);case SLJIT_C_OVERFLOW:case SLJIT_C_MUL_OVERFLOW:return (12 << 21) | (3 << 16);case SLJIT_C_NOT_OVERFLOW:case SLJIT_C_MUL_NOT_OVERFLOW:return (4 << 21) | (3 << 16);case SLJIT_C_FLOAT_EQUAL:return (12 << 21) | ((4 + 2) << 16);case SLJIT_C_FLOAT_NOT_EQUAL:return (4 << 21) | ((4 + 2) << 16);case SLJIT_C_FLOAT_UNORDERED:return (12 << 21) | ((4 + 3) << 16);case SLJIT_C_FLOAT_ORDERED:return (4 << 21) | ((4 + 3) << 16);default:SLJIT_ASSERT(type >= SLJIT_JUMP && type <= SLJIT_CALL3);return (20 << 21);}}SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compiler *compiler, sljit_si type){struct sljit_jump *jump;sljit_ins bo_bi_flags;CHECK_ERROR_PTR();check_sljit_emit_jump(compiler, type);bo_bi_flags = get_bo_bi_flags(type & 0xff);if (!bo_bi_flags)return NULL;jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump));PTR_FAIL_IF(!jump);set_jump(jump, compiler, type & SLJIT_REWRITABLE_JUMP);type &= 0xff;/* In PPC, we don't need to touch the arguments. */if (type >= SLJIT_JUMP)jump->flags |= UNCOND_B;PTR_FAIL_IF(emit_const(compiler, TMP_REG1, 0));PTR_FAIL_IF(push_inst(compiler, MTCTR | S(TMP_REG1)));jump->addr = compiler->size;PTR_FAIL_IF(push_inst(compiler, BCCTR | bo_bi_flags | (type >= SLJIT_FAST_CALL ? 1 : 0)));return jump;}SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_ijump(struct sljit_compiler *compiler, sljit_si type, sljit_si src, sljit_sw srcw){struct sljit_jump *jump = NULL;sljit_si src_r;CHECK_ERROR();check_sljit_emit_ijump(compiler, type, src, srcw);ADJUST_LOCAL_OFFSET(src, srcw);if (src <= ZERO_REG)src_r = src;else if (src & SLJIT_IMM) {jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump));FAIL_IF(!jump);set_jump(jump, compiler, JUMP_ADDR | UNCOND_B);jump->u.target = srcw;FAIL_IF(emit_const(compiler, TMP_REG2, 0));src_r = TMP_REG2;}else {FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, TMP_REG2, 0, TMP_REG1, 0, src, srcw));src_r = TMP_REG2;}FAIL_IF(push_inst(compiler, MTCTR | S(src_r)));if (jump)jump->addr = compiler->size;return push_inst(compiler, BCCTR | (20 << 21) | (type >= SLJIT_FAST_CALL ? 1 : 0));}/* Get a bit from CR, all other bits are zeroed. */#define GET_CR_BIT(bit, dst) \FAIL_IF(push_inst(compiler, MFCR | D(dst))); \FAIL_IF(push_inst(compiler, RLWINM | S(dst) | A(dst) | ((1 + (bit)) << 11) | (31 << 6) | (31 << 1)));#define INVERT_BIT(dst) \FAIL_IF(push_inst(compiler, XORI | S(dst) | A(dst) | 0x1));SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_op_flags(struct sljit_compiler *compiler, sljit_si op,sljit_si dst, sljit_sw dstw,sljit_si src, sljit_sw srcw,sljit_si type){sljit_si reg, input_flags;sljit_si flags = GET_ALL_FLAGS(op);CHECK_ERROR();check_sljit_emit_op_flags(compiler, op, dst, dstw, src, srcw, type);ADJUST_LOCAL_OFFSET(dst, dstw);if (dst == SLJIT_UNUSED)return SLJIT_SUCCESS;op = GET_OPCODE(op);reg = (op < SLJIT_ADD && dst <= ZERO_REG) ? dst : TMP_REG2;compiler->cache_arg = 0;compiler->cache_argw = 0;if (op >= SLJIT_ADD && (src & SLJIT_MEM)) {ADJUST_LOCAL_OFFSET(src, srcw);#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)input_flags = (flags & SLJIT_INT_OP) ? INT_DATA : WORD_DATA;#elseinput_flags = WORD_DATA;#endifFAIL_IF(emit_op_mem2(compiler, input_flags | LOAD_DATA, TMP_REG1, src, srcw, dst, dstw));src = TMP_REG1;srcw = 0;}switch (type) {case SLJIT_C_EQUAL:GET_CR_BIT(2, reg);break;case SLJIT_C_NOT_EQUAL:GET_CR_BIT(2, reg);INVERT_BIT(reg);break;case SLJIT_C_LESS:case SLJIT_C_FLOAT_LESS:GET_CR_BIT(4 + 0, reg);break;case SLJIT_C_GREATER_EQUAL:case SLJIT_C_FLOAT_GREATER_EQUAL:GET_CR_BIT(4 + 0, reg);INVERT_BIT(reg);break;case SLJIT_C_GREATER:case SLJIT_C_FLOAT_GREATER:GET_CR_BIT(4 + 1, reg);break;case SLJIT_C_LESS_EQUAL:case SLJIT_C_FLOAT_LESS_EQUAL:GET_CR_BIT(4 + 1, reg);INVERT_BIT(reg);break;case SLJIT_C_SIG_LESS:GET_CR_BIT(0, reg);break;case SLJIT_C_SIG_GREATER_EQUAL:GET_CR_BIT(0, reg);INVERT_BIT(reg);break;case SLJIT_C_SIG_GREATER:GET_CR_BIT(1, reg);break;case SLJIT_C_SIG_LESS_EQUAL:GET_CR_BIT(1, reg);INVERT_BIT(reg);break;case SLJIT_C_OVERFLOW:case SLJIT_C_MUL_OVERFLOW:GET_CR_BIT(3, reg);break;case SLJIT_C_NOT_OVERFLOW:case SLJIT_C_MUL_NOT_OVERFLOW:GET_CR_BIT(3, reg);INVERT_BIT(reg);break;case SLJIT_C_FLOAT_EQUAL:GET_CR_BIT(4 + 2, reg);break;case SLJIT_C_FLOAT_NOT_EQUAL:GET_CR_BIT(4 + 2, reg);INVERT_BIT(reg);break;case SLJIT_C_FLOAT_UNORDERED:GET_CR_BIT(4 + 3, reg);break;case SLJIT_C_FLOAT_ORDERED:GET_CR_BIT(4 + 3, reg);INVERT_BIT(reg);break;default:SLJIT_ASSERT_STOP();break;}if (op < SLJIT_ADD) {#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)if (op == SLJIT_MOV)input_flags = WORD_DATA;else {op = SLJIT_MOV_UI;input_flags = INT_DATA;}#elseop = SLJIT_MOV;input_flags = WORD_DATA;#endifreturn (reg == TMP_REG2) ? emit_op(compiler, op, input_flags, dst, dstw, TMP_REG1, 0, TMP_REG2, 0) : SLJIT_SUCCESS;}#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)compiler->skip_checks = 1;#endifreturn sljit_emit_op2(compiler, op | flags, dst, dstw, src, srcw, TMP_REG2, 0);}SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compiler *compiler, sljit_si dst, sljit_sw dstw, sljit_sw init_value){struct sljit_const *const_;sljit_si reg;CHECK_ERROR_PTR();check_sljit_emit_const(compiler, dst, dstw, init_value);ADJUST_LOCAL_OFFSET(dst, dstw);const_ = (struct sljit_const*)ensure_abuf(compiler, sizeof(struct sljit_const));PTR_FAIL_IF(!const_);set_const(const_, compiler);reg = (dst <= ZERO_REG) ? dst : TMP_REG2;PTR_FAIL_IF(emit_const(compiler, reg, init_value));if (dst & SLJIT_MEM)PTR_FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, dst, dstw, TMP_REG1, 0, TMP_REG2, 0));return const_;}