--- /dev/null
+/*
+ * 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.
+ */
+
+SLJIT_API_FUNC_ATTRIBUTE 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_u32 sljit_ins;
+
+#if ((defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) && (defined _AIX)) \
+ || (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+#define SLJIT_PPC_STACK_FRAME_V2 1
+#endif
+
+#ifdef _AIX
+#include <sys/cache.h>
+#endif
+
+#if (defined SLJIT_LITTLE_ENDIAN && SLJIT_LITTLE_ENDIAN)
+#define SLJIT_PASS_ENTRY_ADDR_TO_CALL 1
+#endif
+
+#if (defined SLJIT_CACHE_FLUSH_OWN_IMPL && SLJIT_CACHE_FLUSH_OWN_IMPL)
+
+static 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 */
+}
+
+#endif /* (defined SLJIT_CACHE_FLUSH_OWN_IMPL && SLJIT_CACHE_FLUSH_OWN_IMPL) */
+
+#define TMP_REG1 (SLJIT_NUMBER_OF_REGISTERS + 2)
+#define TMP_REG2 (SLJIT_NUMBER_OF_REGISTERS + 3)
+#define TMP_ZERO (SLJIT_NUMBER_OF_REGISTERS + 4)
+
+#if (defined SLJIT_PASS_ENTRY_ADDR_TO_CALL && SLJIT_PASS_ENTRY_ADDR_TO_CALL)
+#define TMP_CALL_REG (SLJIT_NUMBER_OF_REGISTERS + 5)
+#else
+#define TMP_CALL_REG TMP_REG2
+#endif
+
+#define TMP_FREG1 (SLJIT_NUMBER_OF_FLOAT_REGISTERS + 1)
+#define TMP_FREG2 (SLJIT_NUMBER_OF_FLOAT_REGISTERS + 2)
+
+static const sljit_u8 reg_map[SLJIT_NUMBER_OF_REGISTERS + 7] = {
+ 0, 3, 4, 5, 6, 7, 8, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 1, 9, 10, 31, 12
+};
+
+static const sljit_u8 freg_map[SLJIT_NUMBER_OF_FLOAT_REGISTERS + 3] = {
+ 0, 1, 2, 3, 4, 5, 6, 0, 7
+};
+
+/* --------------------------------------------------------------------- */
+/* 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) (freg_map[fd] << 21)
+#define FS(fs) (freg_map[fs] << 21)
+#define FA(fa) (freg_map[fa] << 16)
+#define FB(fb) (freg_map[fb] << 11)
+#define FC(fc) (freg_map[fc] << 6)
+#define IMM(imm) ((imm) & 0xffff)
+#define CRD(d) ((d) << 21)
+
+/* Instruction bit sections.
+ OE and Rc flag (see ALT_SET_FLAGS). */
+#define OE(flags) ((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 DCBT (HI(31) | LO(278))
+#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 FCFID (HI(63) | LO(846))
+#define FCMPU (HI(63) | LO(0))
+#define FCTIDZ (HI(63) | LO(815))
+#define FCTIWZ (HI(63) | LO(15))
+#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 FRSP (HI(63) | LO(12))
+#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 STFIWX (HI(31) | LO(983))
+#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];
+}
+#endif
+
+static sljit_s32 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_s32 detect_jump_type(struct sljit_jump *jump, sljit_ins *code_ptr, sljit_ins *code, sljit_sw executable_offset)
+{
+ sljit_sw diff;
+ sljit_uw target_addr;
+ sljit_sw extra_jump_flags;
+
+#if (defined SLJIT_PASS_ENTRY_ADDR_TO_CALL && SLJIT_PASS_ENTRY_ADDR_TO_CALL) && (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)
+ if (jump->flags & (SLJIT_REWRITABLE_JUMP | IS_CALL))
+ return 0;
+#else
+ if (jump->flags & SLJIT_REWRITABLE_JUMP)
+ return 0;
+#endif
+
+ 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) + (sljit_uw)executable_offset;
+ }
+
+#if (defined SLJIT_PASS_ENTRY_ADDR_TO_CALL && SLJIT_PASS_ENTRY_ADDR_TO_CALL) && (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ if (jump->flags & IS_CALL)
+ goto keep_address;
+#endif
+
+ diff = ((sljit_sw)target_addr - (sljit_sw)(code_ptr) - executable_offset) & ~0x3l;
+
+ extra_jump_flags = 0;
+ if (jump->flags & IS_COND) {
+ if (diff <= 0x7fff && diff >= -0x8000) {
+ jump->flags |= PATCH_B;
+ return 1;
+ }
+ if (target_addr <= 0xffff) {
+ jump->flags |= PATCH_B | PATCH_ABS_B;
+ return 1;
+ }
+ extra_jump_flags = REMOVE_COND;
+
+ diff -= sizeof(sljit_ins);
+ }
+
+ if (diff <= 0x01ffffff && diff >= -0x02000000) {
+ jump->flags |= PATCH_B | extra_jump_flags;
+ return 1;
+ }
+
+ if (target_addr <= 0x03ffffff) {
+ jump->flags |= PATCH_B | PATCH_ABS_B | extra_jump_flags;
+ return 1;
+ }
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+#if (defined SLJIT_PASS_ENTRY_ADDR_TO_CALL && SLJIT_PASS_ENTRY_ADDR_TO_CALL)
+keep_address:
+#endif
+ if (target_addr <= 0x7fffffff) {
+ jump->flags |= PATCH_ABS32;
+ return 1;
+ }
+
+ if (target_addr <= 0x7fffffffffffl) {
+ jump->flags |= PATCH_ABS48;
+ return 1;
+ }
+#endif
+
+ 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_sw executable_offset;
+ sljit_uw addr;
+
+ struct sljit_label *label;
+ struct sljit_jump *jump;
+ struct sljit_const *const_;
+
+ CHECK_ERROR_PTR();
+ CHECK_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));
+#else
+ compiler->size += (sizeof(struct sljit_function_context) / sizeof(sljit_ins));
+#endif
+#endif
+ code = (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;
+ executable_offset = SLJIT_EXEC_OFFSET(code);
+
+ 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)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset);
+ 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);
+#else
+ jump->addr = (sljit_uw)(code_ptr - 6);
+#endif
+ if (detect_jump_type(jump, code_ptr, code, executable_offset)) {
+#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)
+ code_ptr[-3] = code_ptr[0];
+ code_ptr -= 3;
+#else
+ if (jump->flags & PATCH_ABS32) {
+ code_ptr -= 3;
+ code_ptr[-1] = code_ptr[2];
+ code_ptr[0] = code_ptr[3];
+ }
+ else if (jump->flags & PATCH_ABS48) {
+ code_ptr--;
+ code_ptr[-1] = code_ptr[0];
+ code_ptr[0] = code_ptr[1];
+ /* rldicr rX,rX,32,31 -> rX,rX,16,47 */
+ SLJIT_ASSERT((code_ptr[-3] & 0xfc00ffff) == 0x780007c6);
+ code_ptr[-3] ^= 0x8422;
+ /* oris -> ori */
+ code_ptr[-2] ^= 0x4000000;
+ }
+ else {
+ code_ptr[-6] = code_ptr[0];
+ code_ptr -= 6;
+ }
+#endif
+ if (jump->flags & REMOVE_COND) {
+ code_ptr[0] = BCx | (2 << 2) | ((code_ptr[0] ^ (8 << 21)) & 0x03ff0001);
+ code_ptr++;
+ jump->addr += sizeof(sljit_ins);
+ code_ptr[0] = Bx;
+ jump->flags -= IS_COND;
+ }
+ }
+ jump = jump->next;
+ }
+ if (const_ && const_->addr == word_count) {
+ 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)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset);
+ 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)));
+#else
+ SLJIT_ASSERT(code_ptr - code <= (sljit_sw)compiler->size);
+#endif
+
+ jump = 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 & IS_COND) {
+ if (!(jump->flags & PATCH_ABS_B)) {
+ addr -= (sljit_uw)SLJIT_ADD_EXEC_OFFSET(buf_ptr, executable_offset);
+ SLJIT_ASSERT((sljit_sw)addr <= 0x7fff && (sljit_sw)addr >= -0x8000);
+ *buf_ptr = BCx | (addr & 0xfffc) | ((*buf_ptr) & 0x03ff0001);
+ }
+ else {
+ SLJIT_ASSERT(addr <= 0xffff);
+ *buf_ptr = BCx | (addr & 0xfffc) | 0x2 | ((*buf_ptr) & 0x03ff0001);
+ }
+ }
+ else {
+ if (!(jump->flags & PATCH_ABS_B)) {
+ addr -= (sljit_uw)SLJIT_ADD_EXEC_OFFSET(buf_ptr, executable_offset);
+ 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);
+ }
+ }
+ 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);
+#else
+ if (jump->flags & PATCH_ABS32) {
+ SLJIT_ASSERT(addr <= 0x7fffffff);
+ buf_ptr[0] = (buf_ptr[0] & 0xffff0000) | ((addr >> 16) & 0xffff);
+ buf_ptr[1] = (buf_ptr[1] & 0xffff0000) | (addr & 0xffff);
+ break;
+ }
+ if (jump->flags & PATCH_ABS48) {
+ SLJIT_ASSERT(addr <= 0x7fffffffffff);
+ buf_ptr[0] = (buf_ptr[0] & 0xffff0000) | ((addr >> 32) & 0xffff);
+ buf_ptr[1] = (buf_ptr[1] & 0xffff0000) | ((addr >> 16) & 0xffff);
+ buf_ptr[3] = (buf_ptr[3] & 0xffff0000) | (addr & 0xffff);
+ break;
+ }
+ buf_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_offset = executable_offset;
+ compiler->executable_size = (code_ptr - code) * sizeof(sljit_ins);
+
+ code = (sljit_ins *)SLJIT_ADD_EXEC_OFFSET(code, executable_offset);
+
+#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++;
+#endif
+ sljit_set_function_context(NULL, (struct sljit_function_context*)code_ptr, (sljit_sw)code, (void*)sljit_generate_code);
+#endif
+
+ code_ptr = (sljit_ins *)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset);
+
+ SLJIT_CACHE_FLUSH(code, code_ptr);
+
+#if (defined SLJIT_INDIRECT_CALL && SLJIT_INDIRECT_CALL)
+ return code_ptr;
+#else
+ return code;
+#endif
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_has_cpu_feature(sljit_s32 feature_type)
+{
+ switch (feature_type) {
+ case SLJIT_HAS_FPU:
+#ifdef SLJIT_IS_FPU_AVAILABLE
+ return SLJIT_IS_FPU_AVAILABLE;
+#else
+ /* Available by default. */
+ return 1;
+#endif
+
+ case SLJIT_HAS_CLZ:
+ return 1;
+
+ default:
+ return 0;
+ }
+}
+
+/* --------------------------------------------------------------------- */
+/* Entry, exit */
+/* --------------------------------------------------------------------- */
+
+/* inp_flags: */
+
+/* Creates an index in data_transfer_insts array. */
+#define LOAD_DATA 0x01
+#define INDEXED 0x02
+#define SIGNED_DATA 0x04
+
+#define WORD_DATA 0x00
+#define BYTE_DATA 0x08
+#define HALF_DATA 0x10
+#define INT_DATA 0x18
+/* Separates integer and floating point registers */
+#define GPR_REG 0x1f
+#define DOUBLE_DATA 0x20
+
+#define MEM_MASK 0x7f
+
+/* Other inp_flags. */
+
+/* Integer opertion and set flags -> requires exts on 64 bit systems. */
+#define ALT_SIGN_EXT 0x000100
+/* This flag affects the RC() and OERC() macros. */
+#define ALT_SET_FLAGS 0x000400
+#define ALT_FORM1 0x001000
+#define ALT_FORM2 0x002000
+#define ALT_FORM3 0x004000
+#define ALT_FORM4 0x008000
+#define ALT_FORM5 0x010000
+
+/* Source and destination is register. */
+#define REG_DEST 0x000001
+#define REG1_SOURCE 0x000002
+#define REG2_SOURCE 0x000004
+/*
+ALT_SIGN_EXT 0x000100
+ALT_SET_FLAGS 0x000200
+ALT_FORM1 0x001000
+...
+ALT_FORM5 0x010000 */
+
+#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
+#endif
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_enter(struct sljit_compiler *compiler,
+ sljit_s32 options, sljit_s32 arg_types, sljit_s32 scratches, sljit_s32 saveds,
+ sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
+{
+ sljit_s32 args, i, tmp, offs;
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_enter(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size));
+ set_emit_enter(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size);
+
+ FAIL_IF(push_inst(compiler, MFLR | D(0)));
+ offs = -(sljit_s32)(sizeof(sljit_sw));
+ FAIL_IF(push_inst(compiler, STACK_STORE | S(TMP_ZERO) | A(SLJIT_SP) | IMM(offs)));
+
+ tmp = saveds < SLJIT_NUMBER_OF_SAVED_REGISTERS ? (SLJIT_S0 + 1 - saveds) : SLJIT_FIRST_SAVED_REG;
+ for (i = SLJIT_S0; i >= tmp; i--) {
+ offs -= (sljit_s32)(sizeof(sljit_sw));
+ FAIL_IF(push_inst(compiler, STACK_STORE | S(i) | A(SLJIT_SP) | IMM(offs)));
+ }
+
+ for (i = scratches; i >= SLJIT_FIRST_SAVED_REG; i--) {
+ offs -= (sljit_s32)(sizeof(sljit_sw));
+ FAIL_IF(push_inst(compiler, STACK_STORE | S(i) | A(SLJIT_SP) | IMM(offs)));
+ }
+
+ SLJIT_ASSERT(offs == -(sljit_s32)GET_SAVED_REGISTERS_SIZE(compiler->scratches, compiler->saveds, 1));
+
+#if (defined SLJIT_PPC_STACK_FRAME_V2 && SLJIT_PPC_STACK_FRAME_V2)
+ FAIL_IF(push_inst(compiler, STACK_STORE | S(0) | A(SLJIT_SP) | IMM(2 * sizeof(sljit_sw))));
+#else
+ FAIL_IF(push_inst(compiler, STACK_STORE | S(0) | A(SLJIT_SP) | IMM(sizeof(sljit_sw))));
+#endif
+
+ FAIL_IF(push_inst(compiler, ADDI | D(TMP_ZERO) | A(0) | 0));
+
+ args = get_arg_count(arg_types);
+
+ if (args >= 1)
+ FAIL_IF(push_inst(compiler, OR | S(SLJIT_R0) | A(SLJIT_S0) | B(SLJIT_R0)));
+ if (args >= 2)
+ FAIL_IF(push_inst(compiler, OR | S(SLJIT_R1) | A(SLJIT_S1) | B(SLJIT_R1)));
+ if (args >= 3)
+ FAIL_IF(push_inst(compiler, OR | S(SLJIT_R2) | A(SLJIT_S2) | B(SLJIT_R2)));
+
+ local_size += GET_SAVED_REGISTERS_SIZE(scratches, saveds, 1) + SLJIT_LOCALS_OFFSET;
+ local_size = (local_size + 15) & ~0xf;
+ compiler->local_size = local_size;
+
+#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)
+ if (local_size <= SIMM_MAX)
+ FAIL_IF(push_inst(compiler, STWU | S(SLJIT_SP) | A(SLJIT_SP) | IMM(-local_size)));
+ else {
+ FAIL_IF(load_immediate(compiler, 0, -local_size));
+ FAIL_IF(push_inst(compiler, STWUX | S(SLJIT_SP) | A(SLJIT_SP) | B(0)));
+ }
+#else
+ if (local_size <= SIMM_MAX)
+ FAIL_IF(push_inst(compiler, STDU | S(SLJIT_SP) | A(SLJIT_SP) | IMM(-local_size)));
+ else {
+ FAIL_IF(load_immediate(compiler, 0, -local_size));
+ FAIL_IF(push_inst(compiler, STDUX | S(SLJIT_SP) | A(SLJIT_SP) | B(0)));
+ }
+#endif
+
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_set_context(struct sljit_compiler *compiler,
+ sljit_s32 options, sljit_s32 arg_types, sljit_s32 scratches, sljit_s32 saveds,
+ sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
+{
+ CHECK_ERROR();
+ CHECK(check_sljit_set_context(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size));
+ set_set_context(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size);
+
+ local_size += GET_SAVED_REGISTERS_SIZE(scratches, saveds, 1) + SLJIT_LOCALS_OFFSET;
+ compiler->local_size = (local_size + 15) & ~0xf;
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_return(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src, sljit_sw srcw)
+{
+ sljit_s32 i, tmp, offs;
+
+ CHECK_ERROR();
+ CHECK(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_SP) | A(SLJIT_SP) | IMM(compiler->local_size)));
+ else {
+ FAIL_IF(load_immediate(compiler, 0, compiler->local_size));
+ FAIL_IF(push_inst(compiler, ADD | D(SLJIT_SP) | A(SLJIT_SP) | B(0)));
+ }
+
+#if (defined SLJIT_PPC_STACK_FRAME_V2 && SLJIT_PPC_STACK_FRAME_V2)
+ FAIL_IF(push_inst(compiler, STACK_LOAD | D(0) | A(SLJIT_SP) | IMM(2 * sizeof(sljit_sw))));
+#else
+ FAIL_IF(push_inst(compiler, STACK_LOAD | D(0) | A(SLJIT_SP) | IMM(sizeof(sljit_sw))));
+#endif
+
+ offs = -(sljit_s32)GET_SAVED_REGISTERS_SIZE(compiler->scratches, compiler->saveds, 1);
+
+ tmp = compiler->scratches;
+ for (i = SLJIT_FIRST_SAVED_REG; i <= tmp; i++) {
+ FAIL_IF(push_inst(compiler, STACK_LOAD | D(i) | A(SLJIT_SP) | IMM(offs)));
+ offs += (sljit_s32)(sizeof(sljit_sw));
+ }
+
+ tmp = compiler->saveds < SLJIT_NUMBER_OF_SAVED_REGISTERS ? (SLJIT_S0 + 1 - compiler->saveds) : SLJIT_FIRST_SAVED_REG;
+ for (i = tmp; i <= SLJIT_S0; i++) {
+ FAIL_IF(push_inst(compiler, STACK_LOAD | D(i) | A(SLJIT_SP) | IMM(offs)));
+ offs += (sljit_s32)(sizeof(sljit_sw));
+ }
+
+ FAIL_IF(push_inst(compiler, STACK_LOAD | D(TMP_ZERO) | A(SLJIT_SP) | IMM(offs)));
+ SLJIT_ASSERT(offs == -(sljit_sw)(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 */
+/* --------------------------------------------------------------------- */
+
+/* s/l - store/load (1 bit)
+ i/x - immediate/indexed form
+ u/s - signed/unsigned (1 bit)
+ w/b/h/i - word/byte/half/int allowed (2 bit)
+
+ Some opcodes are repeated (e.g. store signed / unsigned byte is the same instruction). */
+
+/* 64 bit only: [reg+imm] must be aligned to 4 bytes. */
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+#define INT_ALIGNED 0x10000
+#endif
+
+#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) & ~INT_ALIGNED) | (((flags) & MEM_MASK) <= GPR_REG ? D(reg) : FD(reg)))
+#endif
+
+static const sljit_ins data_transfer_insts[64 + 16] = {
+
+/* -------- Integer -------- */
+
+/* Word. */
+
+/* w u i s */ ARCH_32_64(HI(36) /* stw */, HI(62) | INT_ALIGNED | 0x0 /* std */),
+/* w u i l */ ARCH_32_64(HI(32) /* lwz */, HI(58) | INT_ALIGNED | 0x0 /* ld */),
+/* w u x s */ ARCH_32_64(HI(31) | LO(151) /* stwx */, HI(31) | LO(149) /* stdx */),
+/* w u x l */ ARCH_32_64(HI(31) | LO(23) /* lwzx */, HI(31) | LO(21) /* ldx */),
+
+/* w s i s */ ARCH_32_64(HI(36) /* stw */, HI(62) | INT_ALIGNED | 0x0 /* std */),
+/* w s i l */ ARCH_32_64(HI(32) /* lwz */, HI(58) | INT_ALIGNED | 0x0 /* ld */),
+/* w s x s */ ARCH_32_64(HI(31) | LO(151) /* stwx */, HI(31) | LO(149) /* stdx */),
+/* w s x l */ ARCH_32_64(HI(31) | LO(23) /* lwzx */, HI(31) | LO(21) /* ldx */),
+
+/* Byte. */
+
+/* b u i s */ HI(38) /* stb */,
+/* b u i l */ HI(34) /* lbz */,
+/* b u x s */ HI(31) | LO(215) /* stbx */,
+/* b u x l */ HI(31) | LO(87) /* lbzx */,
+
+/* b s i s */ HI(38) /* stb */,
+/* b s i l */ HI(34) /* lbz */ /* EXTS_REQ */,
+/* b s x s */ HI(31) | LO(215) /* stbx */,
+/* b s x l */ HI(31) | LO(87) /* lbzx */ /* EXTS_REQ */,
+
+/* Half. */
+
+/* h u i s */ HI(44) /* sth */,
+/* h u i l */ HI(40) /* lhz */,
+/* h u x s */ HI(31) | LO(407) /* sthx */,
+/* h u x l */ HI(31) | LO(279) /* lhzx */,
+
+/* h s i s */ HI(44) /* sth */,
+/* h s i l */ HI(42) /* lha */,
+/* h s x s */ HI(31) | LO(407) /* sthx */,
+/* h s x l */ HI(31) | LO(343) /* lhax */,
+
+/* Int. */
+
+/* i u i s */ HI(36) /* stw */,
+/* i u i l */ HI(32) /* lwz */,
+/* i u x s */ HI(31) | LO(151) /* stwx */,
+/* i u x l */ HI(31) | LO(23) /* lwzx */,
+
+/* i s i s */ HI(36) /* stw */,
+/* i s i l */ ARCH_32_64(HI(32) /* lwz */, HI(58) | INT_ALIGNED | 0x2 /* lwa */),
+/* i s x s */ HI(31) | LO(151) /* stwx */,
+/* i s x l */ ARCH_32_64(HI(31) | LO(23) /* lwzx */, HI(31) | LO(341) /* lwax */),
+
+/* -------- Floating point -------- */
+
+/* d i s */ HI(54) /* stfd */,
+/* d i l */ HI(50) /* lfd */,
+/* d x s */ HI(31) | LO(727) /* stfdx */,
+/* d x l */ HI(31) | LO(599) /* lfdx */,
+
+/* s i s */ HI(52) /* stfs */,
+/* s i l */ HI(48) /* lfs */,
+/* s x s */ HI(31) | LO(663) /* stfsx */,
+/* s x l */ HI(31) | LO(535) /* lfsx */,
+};
+
+static const sljit_ins updated_data_transfer_insts[64] = {
+
+/* -------- Integer -------- */
+
+/* Word. */
+
+/* w u i s */ ARCH_32_64(HI(37) /* stwu */, HI(62) | INT_ALIGNED | 0x1 /* stdu */),
+/* w u i l */ ARCH_32_64(HI(33) /* lwzu */, HI(58) | INT_ALIGNED | 0x1 /* ldu */),
+/* w u x s */ ARCH_32_64(HI(31) | LO(183) /* stwux */, HI(31) | LO(181) /* stdux */),
+/* w u x l */ ARCH_32_64(HI(31) | LO(55) /* lwzux */, HI(31) | LO(53) /* ldux */),
+
+/* w s i s */ ARCH_32_64(HI(37) /* stwu */, HI(62) | INT_ALIGNED | 0x1 /* stdu */),
+/* w s i l */ ARCH_32_64(HI(33) /* lwzu */, HI(58) | INT_ALIGNED | 0x1 /* ldu */),
+/* w s x s */ ARCH_32_64(HI(31) | LO(183) /* stwux */, HI(31) | LO(181) /* stdux */),
+/* w s x l */ ARCH_32_64(HI(31) | LO(55) /* lwzux */, HI(31) | LO(53) /* ldux */),
+
+/* Byte. */
+
+/* b u i s */ HI(39) /* stbu */,
+/* b u i l */ HI(35) /* lbzu */,
+/* b u x s */ HI(31) | LO(247) /* stbux */,
+/* b u x l */ HI(31) | LO(119) /* lbzux */,
+
+/* b s i s */ HI(39) /* stbu */,
+/* b s i l */ 0 /* no such instruction */,
+/* b s x s */ HI(31) | LO(247) /* stbux */,
+/* b s x l */ 0 /* no such instruction */,
+
+/* Half. */
+
+/* h u i s */ HI(45) /* sthu */,
+/* h u i l */ HI(41) /* lhzu */,
+/* h u x s */ HI(31) | LO(439) /* sthux */,
+/* h u x l */ HI(31) | LO(311) /* lhzux */,
+
+/* h s i s */ HI(45) /* sthu */,
+/* h s i l */ HI(43) /* lhau */,
+/* h s x s */ HI(31) | LO(439) /* sthux */,
+/* h s x l */ HI(31) | LO(375) /* lhaux */,
+
+/* Int. */
+
+/* i u i s */ HI(37) /* stwu */,
+/* i u i l */ HI(33) /* lwzu */,
+/* i u x s */ HI(31) | LO(183) /* stwux */,
+/* i u x l */ HI(31) | LO(55) /* lwzux */,
+
+/* i s i s */ HI(37) /* stwu */,
+/* i s i l */ ARCH_32_64(HI(33) /* lwzu */, 0 /* no such instruction */),
+/* i s x s */ HI(31) | LO(183) /* stwux */,
+/* i s x l */ ARCH_32_64(HI(31) | LO(55) /* lwzux */, HI(31) | LO(373) /* lwaux */),
+
+/* -------- Floating point -------- */
+
+/* d i s */ HI(55) /* stfdu */,
+/* d i l */ HI(51) /* lfdu */,
+/* d x s */ HI(31) | LO(759) /* stfdux */,
+/* d x l */ HI(31) | LO(631) /* lfdux */,
+
+/* s i s */ HI(53) /* stfsu */,
+/* s i l */ HI(49) /* lfsu */,
+/* s x s */ HI(31) | LO(695) /* stfsux */,
+/* s x l */ HI(31) | LO(567) /* lfsux */,
+};
+
+#undef ARCH_32_64
+
+/* Simple cases, (no caching is required). */
+static sljit_s32 emit_op_mem(struct sljit_compiler *compiler, sljit_s32 inp_flags, sljit_s32 reg,
+ sljit_s32 arg, sljit_sw argw, sljit_s32 tmp_reg)
+{
+ sljit_ins inst;
+ sljit_s32 offs_reg;
+ sljit_sw high_short;
+
+ /* Should work when (arg & REG_MASK) == 0. */
+ SLJIT_ASSERT(A(0) == 0);
+ SLJIT_ASSERT(arg & SLJIT_MEM);
+
+ if (SLJIT_UNLIKELY(arg & OFFS_REG_MASK)) {
+ argw &= 0x3;
+ offs_reg = OFFS_REG(arg);
+
+ if (argw != 0) {
+#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)
+ FAIL_IF(push_inst(compiler, RLWINM | S(OFFS_REG(arg)) | A(tmp_reg) | (argw << 11) | ((31 - argw) << 1)));
+#else
+ FAIL_IF(push_inst(compiler, RLDI(tmp_reg, OFFS_REG(arg), argw, 63 - argw, 1)));
+#endif
+ offs_reg = tmp_reg;
+ }
+
+ inst = data_transfer_insts[(inp_flags | INDEXED) & MEM_MASK];
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ SLJIT_ASSERT(!(inst & INT_ALIGNED));
+#endif
+
+ return push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(arg & REG_MASK) | B(offs_reg));
+ }
+
+ inst = data_transfer_insts[inp_flags & MEM_MASK];
+ arg &= REG_MASK;
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ if ((inst & INT_ALIGNED) && (argw & 0x3) != 0) {
+ FAIL_IF(load_immediate(compiler, tmp_reg, argw));
+
+ inst = data_transfer_insts[(inp_flags | INDEXED) & MEM_MASK];
+ return push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(arg) | B(tmp_reg));
+ }
+#endif
+
+ if (argw <= SIMM_MAX && argw >= SIMM_MIN)
+ return push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(arg) | IMM(argw));
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ if (argw <= 0x7fff7fffl && argw >= -0x80000000l) {
+#endif
+
+ high_short = (sljit_s32)(argw + ((argw & 0x8000) << 1)) & ~0xffff;
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ SLJIT_ASSERT(high_short && high_short <= 0x7fffffffl && high_short >= -0x80000000l);
+#else
+ SLJIT_ASSERT(high_short);
+#endif
+
+ FAIL_IF(push_inst(compiler, ADDIS | D(tmp_reg) | A(arg) | IMM(high_short >> 16)));
+ return push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(tmp_reg) | IMM(argw));
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ }
+
+ /* The rest is PPC-64 only. */
+
+ FAIL_IF(load_immediate(compiler, tmp_reg, argw));
+
+ inst = data_transfer_insts[(inp_flags | INDEXED) & MEM_MASK];
+ return push_inst(compiler, INST_CODE_AND_DST(inst, inp_flags, reg) | A(arg) | B(tmp_reg));
+#endif
+}
+
+static sljit_s32 emit_op(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 input_flags,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 src1, sljit_sw src1w,
+ sljit_s32 src2, sljit_sw src2w)
+{
+ /* arg1 goes to TMP_REG1 or src reg
+ arg2 goes to TMP_REG2, imm or src reg
+ result goes to TMP_REG2, so put result can use TMP_REG1. */
+ sljit_s32 dst_r = TMP_REG2;
+ sljit_s32 src1_r;
+ sljit_s32 src2_r;
+ sljit_s32 sugg_src2_r = TMP_REG2;
+ sljit_s32 flags = input_flags & (ALT_FORM1 | ALT_FORM2 | ALT_FORM3 | ALT_FORM4 | ALT_FORM5 | ALT_SIGN_EXT | ALT_SET_FLAGS);
+
+ /* Destination check. */
+ if (SLOW_IS_REG(dst)) {
+ dst_r = dst;
+ flags |= REG_DEST;
+
+ if (op >= SLJIT_MOV && op <= SLJIT_MOV_P)
+ sugg_src2_r = dst_r;
+ }
+
+ /* Source 1. */
+ if (FAST_IS_REG(src1)) {
+ src1_r = src1;
+ flags |= REG1_SOURCE;
+ }
+ else if (src1 & SLJIT_IMM) {
+ FAIL_IF(load_immediate(compiler, TMP_REG1, src1w));
+ src1_r = TMP_REG1;
+ }
+ else {
+ FAIL_IF(emit_op_mem(compiler, input_flags | LOAD_DATA, TMP_REG1, src1, src1w, TMP_REG1));
+ src1_r = TMP_REG1;
+ }
+
+ /* Source 2. */
+ if (FAST_IS_REG(src2)) {
+ src2_r = src2;
+ flags |= REG2_SOURCE;
+
+ if (!(flags & REG_DEST) && op >= SLJIT_MOV && op <= SLJIT_MOV_P)
+ dst_r = src2_r;
+ }
+ else if (src2 & SLJIT_IMM) {
+ FAIL_IF(load_immediate(compiler, sugg_src2_r, src2w));
+ src2_r = sugg_src2_r;
+ }
+ else {
+ FAIL_IF(emit_op_mem(compiler, input_flags | LOAD_DATA, sugg_src2_r, src2, src2w, TMP_REG2));
+ src2_r = sugg_src2_r;
+ }
+
+ FAIL_IF(emit_single_op(compiler, op, flags, dst_r, src1_r, src2_r));
+
+ if (!(dst & SLJIT_MEM))
+ return SLJIT_SUCCESS;
+
+ return emit_op_mem(compiler, input_flags, dst_r, dst, dstw, TMP_REG1);
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op0(struct sljit_compiler *compiler, sljit_s32 op)
+{
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ sljit_s32 int_op = op & SLJIT_I32_OP;
+#endif
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_op0(compiler, op));
+
+ op = GET_OPCODE(op);
+ switch (op) {
+ case SLJIT_BREAKPOINT:
+ case SLJIT_NOP:
+ return push_inst(compiler, NOP);
+ case SLJIT_LMUL_UW:
+ case SLJIT_LMUL_SW:
+ FAIL_IF(push_inst(compiler, OR | S(SLJIT_R0) | A(TMP_REG1) | B(SLJIT_R0)));
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ FAIL_IF(push_inst(compiler, MULLD | D(SLJIT_R0) | A(TMP_REG1) | B(SLJIT_R1)));
+ return push_inst(compiler, (op == SLJIT_LMUL_UW ? MULHDU : MULHD) | D(SLJIT_R1) | A(TMP_REG1) | B(SLJIT_R1));
+#else
+ FAIL_IF(push_inst(compiler, MULLW | D(SLJIT_R0) | A(TMP_REG1) | B(SLJIT_R1)));
+ return push_inst(compiler, (op == SLJIT_LMUL_UW ? MULHWU : MULHW) | D(SLJIT_R1) | A(TMP_REG1) | B(SLJIT_R1));
+#endif
+ case SLJIT_DIVMOD_UW:
+ case SLJIT_DIVMOD_SW:
+ FAIL_IF(push_inst(compiler, OR | S(SLJIT_R0) | A(TMP_REG1) | B(SLJIT_R0)));
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ FAIL_IF(push_inst(compiler, (int_op ? (op == SLJIT_DIVMOD_UW ? DIVWU : DIVW) : (op == SLJIT_DIVMOD_UW ? DIVDU : DIVD)) | D(SLJIT_R0) | A(SLJIT_R0) | B(SLJIT_R1)));
+ FAIL_IF(push_inst(compiler, (int_op ? MULLW : MULLD) | D(SLJIT_R1) | A(SLJIT_R0) | B(SLJIT_R1)));
+#else
+ FAIL_IF(push_inst(compiler, (op == SLJIT_DIVMOD_UW ? DIVWU : DIVW) | D(SLJIT_R0) | A(SLJIT_R0) | B(SLJIT_R1)));
+ FAIL_IF(push_inst(compiler, MULLW | D(SLJIT_R1) | A(SLJIT_R0) | B(SLJIT_R1)));
+#endif
+ return push_inst(compiler, SUBF | D(SLJIT_R1) | A(SLJIT_R1) | B(TMP_REG1));
+ case SLJIT_DIV_UW:
+ case SLJIT_DIV_SW:
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ return push_inst(compiler, (int_op ? (op == SLJIT_DIV_UW ? DIVWU : DIVW) : (op == SLJIT_DIV_UW ? DIVDU : DIVD)) | D(SLJIT_R0) | A(SLJIT_R0) | B(SLJIT_R1));
+#else
+ return push_inst(compiler, (op == SLJIT_DIV_UW ? DIVWU : DIVW) | D(SLJIT_R0) | A(SLJIT_R0) | B(SLJIT_R1));
+#endif
+ }
+
+ return SLJIT_SUCCESS;
+}
+
+static sljit_s32 emit_prefetch(struct sljit_compiler *compiler,
+ sljit_s32 src, sljit_sw srcw)
+{
+ if (!(src & OFFS_REG_MASK)) {
+ if (srcw == 0 && (src & REG_MASK) != SLJIT_UNUSED)
+ return push_inst(compiler, DCBT | A(0) | B(src & REG_MASK));
+
+ FAIL_IF(load_immediate(compiler, TMP_REG1, srcw));
+ /* Works with SLJIT_MEM0() case as well. */
+ return push_inst(compiler, DCBT | A(src & REG_MASK) | B(TMP_REG1));
+ }
+
+ srcw &= 0x3;
+
+ if (srcw == 0)
+ return push_inst(compiler, DCBT | A(src & REG_MASK) | B(OFFS_REG(src)));
+
+#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)
+ FAIL_IF(push_inst(compiler, RLWINM | S(OFFS_REG(src)) | A(TMP_REG1) | (srcw << 11) | ((31 - srcw) << 1)));
+#else
+ FAIL_IF(push_inst(compiler, RLDI(TMP_REG1, OFFS_REG(src), srcw, 63 - srcw, 1)));
+#endif
+ return push_inst(compiler, DCBT | A(src & REG_MASK) | B(TMP_REG1));
+}
+
+#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_s32 sljit_emit_op1(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 src, sljit_sw srcw)
+{
+ sljit_s32 flags = HAS_FLAGS(op) ? ALT_SET_FLAGS : 0;
+ sljit_s32 op_flags = GET_ALL_FLAGS(op);
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_op1(compiler, op, dst, dstw, src, srcw));
+ ADJUST_LOCAL_OFFSET(dst, dstw);
+ ADJUST_LOCAL_OFFSET(src, srcw);
+
+ if (dst == SLJIT_UNUSED && !HAS_FLAGS(op)) {
+ if (op <= SLJIT_MOV_P && (src & SLJIT_MEM))
+ return emit_prefetch(compiler, src, srcw);
+
+ return SLJIT_SUCCESS;
+ }
+
+ op = GET_OPCODE(op);
+ if ((src & SLJIT_IMM) && srcw == 0)
+ src = TMP_ZERO;
+
+ if (GET_FLAG_TYPE(op_flags) == SLJIT_OVERFLOW)
+ FAIL_IF(push_inst(compiler, MTXER | S(TMP_ZERO)));
+
+ if (op < SLJIT_NOT && FAST_IS_REG(src) && src == dst) {
+ if (!TYPE_CAST_NEEDED(op))
+ return SLJIT_SUCCESS;
+ }
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ if (op_flags & SLJIT_I32_OP) {
+ if (op < SLJIT_NOT) {
+ if (src & SLJIT_MEM) {
+ if (op == SLJIT_MOV_S32)
+ op = SLJIT_MOV_U32;
+ }
+ else if (src & SLJIT_IMM) {
+ if (op == SLJIT_MOV_U32)
+ op = SLJIT_MOV_S32;
+ }
+ }
+ else {
+ /* Most operations expect sign extended arguments. */
+ flags |= INT_DATA | SIGNED_DATA;
+ if (HAS_FLAGS(op_flags))
+ flags |= ALT_SIGN_EXT;
+ }
+ }
+#endif
+
+ switch (op) {
+ case SLJIT_MOV:
+ case SLJIT_MOV_P:
+#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)
+ case SLJIT_MOV_U32:
+ case SLJIT_MOV_S32:
+#endif
+ return 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_U32:
+ return EMIT_MOV(SLJIT_MOV_U32, INT_DATA, (sljit_u32));
+
+ case SLJIT_MOV_S32:
+ return EMIT_MOV(SLJIT_MOV_S32, INT_DATA | SIGNED_DATA, (sljit_s32));
+#endif
+
+ case SLJIT_MOV_U8:
+ return EMIT_MOV(SLJIT_MOV_U8, BYTE_DATA, (sljit_u8));
+
+ case SLJIT_MOV_S8:
+ return EMIT_MOV(SLJIT_MOV_S8, BYTE_DATA | SIGNED_DATA, (sljit_s8));
+
+ case SLJIT_MOV_U16:
+ return EMIT_MOV(SLJIT_MOV_U16, HALF_DATA, (sljit_u16));
+
+ case SLJIT_MOV_S16:
+ return EMIT_MOV(SLJIT_MOV_S16, HALF_DATA | SIGNED_DATA, (sljit_s16));
+
+ 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 | (GET_FLAG_TYPE(op_flags) ? ALT_FORM1 : 0), 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_I32_OP) ? 0 : ALT_FORM1), dst, dstw, TMP_REG1, 0, src, srcw);
+#else
+ return 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) <= 0x7fffffffl && (srcw) >= -0x80000000l)
+#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) <= 0x7fff7fffl && (srcw) >= -0x80000000l)
+#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)
+#endif
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op2(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 src1, sljit_sw src1w,
+ sljit_s32 src2, sljit_sw src2w)
+{
+ sljit_s32 flags = HAS_FLAGS(op) ? ALT_SET_FLAGS : 0;
+
+ CHECK_ERROR();
+ CHECK(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 (dst == SLJIT_UNUSED && !HAS_FLAGS(op))
+ return SLJIT_SUCCESS;
+
+ if ((src1 & SLJIT_IMM) && src1w == 0)
+ src1 = TMP_ZERO;
+ if ((src2 & SLJIT_IMM) && src2w == 0)
+ src2 = TMP_ZERO;
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ if (op & SLJIT_I32_OP) {
+ /* Most operations expect sign extended arguments. */
+ flags |= INT_DATA | SIGNED_DATA;
+ if (src1 & SLJIT_IMM)
+ src1w = (sljit_s32)(src1w);
+ if (src2 & SLJIT_IMM)
+ src2w = (sljit_s32)(src2w);
+ if (HAS_FLAGS(op))
+ flags |= ALT_SIGN_EXT;
+ }
+#endif
+ if (GET_FLAG_TYPE(op) == SLJIT_OVERFLOW)
+ FAIL_IF(push_inst(compiler, MTXER | S(TMP_ZERO)));
+
+ switch (GET_OPCODE(op)) {
+ case SLJIT_ADD:
+ if (GET_FLAG_TYPE(op) == SLJIT_OVERFLOW)
+ return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM1, dst, dstw, src1, src1w, src2, src2w);
+
+ if (!HAS_FLAGS(op) && ((src1 | src2) & SLJIT_IMM)) {
+ if (TEST_SL_IMM(src2, src2w)) {
+ compiler->imm = src2w & 0xffff;
+ return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM2, 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_FORM2, 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 | ALT_FORM3, 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 | ALT_FORM3, 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_FORM2 | 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_FORM2 | ALT_FORM4, dst, dstw, src2, src2w, TMP_REG2, 0);
+ }
+ }
+ if (HAS_FLAGS(op)) {
+ 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 | ((GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY)) ? ALT_FORM4 : 0), dst, dstw, src1, src1w, src2, src2w);
+
+ case SLJIT_ADDC:
+ return emit_op(compiler, SLJIT_ADDC, flags, dst, dstw, src1, src1w, src2, src2w);
+
+ case SLJIT_SUB:
+ if (GET_FLAG_TYPE(op) >= SLJIT_LESS && GET_FLAG_TYPE(op) <= SLJIT_LESS_EQUAL) {
+ if (dst == SLJIT_UNUSED) {
+ if (TEST_UL_IMM(src2, src2w)) {
+ compiler->imm = src2w & 0xffff;
+ return emit_op(compiler, SLJIT_SUB, flags | ALT_FORM1 | ALT_FORM2, dst, dstw, src1, src1w, TMP_REG2, 0);
+ }
+ return emit_op(compiler, SLJIT_SUB, flags | ALT_FORM1, dst, dstw, src1, src1w, src2, src2w);
+ }
+
+ if ((src2 & SLJIT_IMM) && src2w >= 0 && src2w <= (SIMM_MAX + 1)) {
+ compiler->imm = src2w;
+ return emit_op(compiler, SLJIT_SUB, flags | ALT_FORM1 | ALT_FORM2 | ALT_FORM3, dst, dstw, src1, src1w, TMP_REG2, 0);
+ }
+ return emit_op(compiler, SLJIT_SUB, flags | ALT_FORM1 | ALT_FORM3, dst, dstw, src1, src1w, src2, src2w);
+ }
+
+ if (GET_FLAG_TYPE(op) == SLJIT_OVERFLOW)
+ return emit_op(compiler, SLJIT_SUB, flags | ALT_FORM2, dst, dstw, src1, src1w, src2, src2w);
+
+ if (!HAS_FLAGS(op) && ((src1 | src2) & SLJIT_IMM)) {
+ if (TEST_SL_IMM(src2, -src2w)) {
+ compiler->imm = (-src2w) & 0xffff;
+ return emit_op(compiler, SLJIT_ADD, flags | ALT_FORM2, 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_FORM3, 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 | ALT_FORM3, 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_FORM2 | ALT_FORM4, dst, dstw, src1, src1w, TMP_REG2, 0);
+ }
+ }
+
+ if (dst == SLJIT_UNUSED && GET_FLAG_TYPE(op) != GET_FLAG_TYPE(SLJIT_SET_CARRY)) {
+ if (TEST_SL_IMM(src2, src2w)) {
+ compiler->imm = src2w & 0xffff;
+ return emit_op(compiler, SLJIT_SUB, flags | ALT_FORM4 | ALT_FORM5, dst, dstw, src1, src1w, TMP_REG2, 0);
+ }
+ return emit_op(compiler, SLJIT_SUB, flags | ALT_FORM4, dst, dstw, src1, src1w, src2, src2w);
+ }
+
+ 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_I32_OP on 64 bit systems. */
+ return emit_op(compiler, SLJIT_SUB, flags | ((GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY)) ? ALT_FORM5 : 0), dst, dstw, src1, src1w, src2, src2w);
+
+ case SLJIT_SUBC:
+ return emit_op(compiler, SLJIT_SUBC, flags, dst, dstw, src1, src1w, src2, src2w);
+
+ case SLJIT_MUL:
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ if (op & SLJIT_I32_OP)
+ flags |= ALT_FORM2;
+#endif
+ if (!HAS_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);
+ }
+ }
+ else
+ FAIL_IF(push_inst(compiler, MTXER | S(TMP_ZERO)));
+ 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 (!HAS_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_OPCODE(op) != SLJIT_AND && GET_OPCODE(op) != SLJIT_AND) {
+ /* Unlike or and xor, and resets unwanted bits as well. */
+ 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_SHL:
+ case SLJIT_LSHR:
+ case SLJIT_ASHR:
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ if (op & SLJIT_I32_OP)
+ flags |= ALT_FORM2;
+#endif
+ if (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_s32 sljit_get_register_index(sljit_s32 reg)
+{
+ CHECK_REG_INDEX(check_sljit_get_register_index(reg));
+ return reg_map[reg];
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_float_register_index(sljit_s32 reg)
+{
+ CHECK_REG_INDEX(check_sljit_get_float_register_index(reg));
+ return freg_map[reg];
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_custom(struct sljit_compiler *compiler,
+ void *instruction, sljit_s32 size)
+{
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_op_custom(compiler, instruction, size));
+
+ return push_inst(compiler, *(sljit_ins*)instruction);
+}
+
+/* --------------------------------------------------------------------- */
+/* Floating point operators */
+/* --------------------------------------------------------------------- */
+
+#define FLOAT_DATA(op) (DOUBLE_DATA | ((op & SLJIT_F32_OP) >> 6))
+#define SELECT_FOP(op, single, double) ((op & SLJIT_F32_OP) ? single : double)
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+#define FLOAT_TMP_MEM_OFFSET (6 * sizeof(sljit_sw))
+#else
+#define FLOAT_TMP_MEM_OFFSET (2 * sizeof(sljit_sw))
+
+#if (defined SLJIT_LITTLE_ENDIAN && SLJIT_LITTLE_ENDIAN)
+#define FLOAT_TMP_MEM_OFFSET_LOW (2 * sizeof(sljit_sw))
+#define FLOAT_TMP_MEM_OFFSET_HI (3 * sizeof(sljit_sw))
+#else
+#define FLOAT_TMP_MEM_OFFSET_LOW (3 * sizeof(sljit_sw))
+#define FLOAT_TMP_MEM_OFFSET_HI (2 * sizeof(sljit_sw))
+#endif
+
+#endif /* SLJIT_CONFIG_PPC_64 */
+
+static SLJIT_INLINE sljit_s32 sljit_emit_fop1_conv_sw_from_f64(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 src, sljit_sw srcw)
+{
+ if (src & SLJIT_MEM) {
+ /* We can ignore the temporary data store on the stack from caching point of view. */
+ FAIL_IF(emit_op_mem(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src, srcw, TMP_REG1));
+ src = TMP_FREG1;
+ }
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ op = GET_OPCODE(op);
+ FAIL_IF(push_inst(compiler, (op == SLJIT_CONV_S32_FROM_F64 ? FCTIWZ : FCTIDZ) | FD(TMP_FREG1) | FB(src)));
+
+ if (op == SLJIT_CONV_SW_FROM_F64) {
+ if (FAST_IS_REG(dst)) {
+ FAIL_IF(emit_op_mem(compiler, DOUBLE_DATA, TMP_FREG1, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET, TMP_REG1));
+ return emit_op_mem(compiler, WORD_DATA | LOAD_DATA, dst, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET, TMP_REG1);
+ }
+ return emit_op_mem(compiler, DOUBLE_DATA, TMP_FREG1, dst, dstw, TMP_REG1);
+ }
+#else
+ FAIL_IF(push_inst(compiler, FCTIWZ | FD(TMP_FREG1) | FB(src)));
+#endif
+
+ if (FAST_IS_REG(dst)) {
+ FAIL_IF(load_immediate(compiler, TMP_REG1, FLOAT_TMP_MEM_OFFSET));
+ FAIL_IF(push_inst(compiler, STFIWX | FS(TMP_FREG1) | A(SLJIT_SP) | B(TMP_REG1)));
+ return emit_op_mem(compiler, INT_DATA | LOAD_DATA, dst, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET, TMP_REG1);
+ }
+
+ SLJIT_ASSERT(dst & SLJIT_MEM);
+
+ if (dst & OFFS_REG_MASK) {
+ dstw &= 0x3;
+ if (dstw) {
+#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)
+ FAIL_IF(push_inst(compiler, RLWINM | S(OFFS_REG(dst)) | A(TMP_REG1) | (dstw << 11) | ((31 - dstw) << 1)));
+#else
+ FAIL_IF(push_inst(compiler, RLDI(TMP_REG1, OFFS_REG(dst), dstw, 63 - dstw, 1)));
+#endif
+ dstw = TMP_REG1;
+ }
+ else
+ dstw = OFFS_REG(dst);
+ }
+ else {
+ if ((dst & REG_MASK) && !dstw) {
+ dstw = dst & REG_MASK;
+ dst = 0;
+ }
+ else {
+ /* This works regardless we have SLJIT_MEM1 or SLJIT_MEM0. */
+ FAIL_IF(load_immediate(compiler, TMP_REG1, dstw));
+ dstw = TMP_REG1;
+ }
+ }
+
+ return push_inst(compiler, STFIWX | FS(TMP_FREG1) | A(dst & REG_MASK) | B(dstw));
+}
+
+static SLJIT_INLINE sljit_s32 sljit_emit_fop1_conv_f64_from_sw(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 src, sljit_sw srcw)
+{
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+
+ sljit_s32 dst_r = FAST_IS_REG(dst) ? dst : TMP_FREG1;
+
+ if (src & SLJIT_IMM) {
+ if (GET_OPCODE(op) == SLJIT_CONV_F64_FROM_S32)
+ srcw = (sljit_s32)srcw;
+ FAIL_IF(load_immediate(compiler, TMP_REG1, srcw));
+ src = TMP_REG1;
+ }
+ else if (GET_OPCODE(op) == SLJIT_CONV_F64_FROM_S32) {
+ if (FAST_IS_REG(src))
+ FAIL_IF(push_inst(compiler, EXTSW | S(src) | A(TMP_REG1)));
+ else
+ FAIL_IF(emit_op_mem(compiler, INT_DATA | SIGNED_DATA | LOAD_DATA, TMP_REG1, src, srcw, TMP_REG1));
+ src = TMP_REG1;
+ }
+
+ if (FAST_IS_REG(src)) {
+ FAIL_IF(emit_op_mem(compiler, WORD_DATA, src, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET, TMP_REG1));
+ FAIL_IF(emit_op_mem(compiler, DOUBLE_DATA | LOAD_DATA, TMP_FREG1, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET, TMP_REG1));
+ }
+ else
+ FAIL_IF(emit_op_mem(compiler, DOUBLE_DATA | LOAD_DATA, TMP_FREG1, src, srcw, TMP_REG1));
+
+ FAIL_IF(push_inst(compiler, FCFID | FD(dst_r) | FB(TMP_FREG1)));
+
+ if (dst & SLJIT_MEM)
+ return emit_op_mem(compiler, FLOAT_DATA(op), TMP_FREG1, dst, dstw, TMP_REG1);
+ if (op & SLJIT_F32_OP)
+ return push_inst(compiler, FRSP | FD(dst_r) | FB(dst_r));
+ return SLJIT_SUCCESS;
+
+#else
+
+ sljit_s32 dst_r = FAST_IS_REG(dst) ? dst : TMP_FREG1;
+ sljit_s32 invert_sign = 1;
+
+ if (src & SLJIT_IMM) {
+ FAIL_IF(load_immediate(compiler, TMP_REG1, srcw ^ 0x80000000));
+ src = TMP_REG1;
+ invert_sign = 0;
+ }
+ else if (!FAST_IS_REG(src)) {
+ FAIL_IF(emit_op_mem(compiler, WORD_DATA | SIGNED_DATA | LOAD_DATA, TMP_REG1, src, srcw, TMP_REG1));
+ src = TMP_REG1;
+ }
+
+ /* First, a special double floating point value is constructed: (2^53 + (input xor (2^31)))
+ The double precision format has exactly 53 bit precision, so the lower 32 bit represents
+ the lower 32 bit of such value. The result of xor 2^31 is the same as adding 0x80000000
+ to the input, which shifts it into the 0 - 0xffffffff range. To get the converted floating
+ point value, we need to substract 2^53 + 2^31 from the constructed value. */
+ FAIL_IF(push_inst(compiler, ADDIS | D(TMP_REG2) | A(0) | 0x4330));
+ if (invert_sign)
+ FAIL_IF(push_inst(compiler, XORIS | S(src) | A(TMP_REG1) | 0x8000));
+ FAIL_IF(emit_op_mem(compiler, WORD_DATA, TMP_REG2, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET_HI, TMP_REG1));
+ FAIL_IF(emit_op_mem(compiler, WORD_DATA, TMP_REG1, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET_LOW, TMP_REG2));
+ FAIL_IF(push_inst(compiler, ADDIS | D(TMP_REG1) | A(0) | 0x8000));
+ FAIL_IF(emit_op_mem(compiler, DOUBLE_DATA | LOAD_DATA, TMP_FREG1, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET, TMP_REG1));
+ FAIL_IF(emit_op_mem(compiler, WORD_DATA, TMP_REG1, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET_LOW, TMP_REG2));
+ FAIL_IF(emit_op_mem(compiler, DOUBLE_DATA | LOAD_DATA, TMP_FREG2, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET, TMP_REG1));
+
+ FAIL_IF(push_inst(compiler, FSUB | FD(dst_r) | FA(TMP_FREG1) | FB(TMP_FREG2)));
+
+ if (dst & SLJIT_MEM)
+ return emit_op_mem(compiler, FLOAT_DATA(op), TMP_FREG1, dst, dstw, TMP_REG1);
+ if (op & SLJIT_F32_OP)
+ return push_inst(compiler, FRSP | FD(dst_r) | FB(dst_r));
+ return SLJIT_SUCCESS;
+
+#endif
+}
+
+static SLJIT_INLINE sljit_s32 sljit_emit_fop1_cmp(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 src1, sljit_sw src1w,
+ sljit_s32 src2, sljit_sw src2w)
+{
+ if (src1 & SLJIT_MEM) {
+ FAIL_IF(emit_op_mem(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w, TMP_REG1));
+ src1 = TMP_FREG1;
+ }
+
+ if (src2 & SLJIT_MEM) {
+ FAIL_IF(emit_op_mem(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w, TMP_REG2));
+ src2 = TMP_FREG2;
+ }
+
+ return push_inst(compiler, FCMPU | CRD(4) | FA(src1) | FB(src2));
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop1(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 src, sljit_sw srcw)
+{
+ sljit_s32 dst_r;
+
+ CHECK_ERROR();
+
+ SLJIT_COMPILE_ASSERT((SLJIT_F32_OP == 0x100) && !(DOUBLE_DATA & 0x4), float_transfer_bit_error);
+ SELECT_FOP1_OPERATION_WITH_CHECKS(compiler, op, dst, dstw, src, srcw);
+
+ if (GET_OPCODE(op) == SLJIT_CONV_F64_FROM_F32)
+ op ^= SLJIT_F32_OP;
+
+ dst_r = FAST_IS_REG(dst) ? dst : TMP_FREG1;
+
+ if (src & SLJIT_MEM) {
+ FAIL_IF(emit_op_mem(compiler, FLOAT_DATA(op) | LOAD_DATA, dst_r, src, srcw, TMP_REG1));
+ src = dst_r;
+ }
+
+ switch (GET_OPCODE(op)) {
+ case SLJIT_CONV_F64_FROM_F32:
+ op ^= SLJIT_F32_OP;
+ if (op & SLJIT_F32_OP) {
+ FAIL_IF(push_inst(compiler, FRSP | FD(dst_r) | FB(src)));
+ break;
+ }
+ /* Fall through. */
+ case SLJIT_MOV_F64:
+ if (src != dst_r) {
+ if (dst_r != TMP_FREG1)
+ FAIL_IF(push_inst(compiler, FMR | FD(dst_r) | FB(src)));
+ else
+ dst_r = src;
+ }
+ break;
+ case SLJIT_NEG_F64:
+ FAIL_IF(push_inst(compiler, FNEG | FD(dst_r) | FB(src)));
+ break;
+ case SLJIT_ABS_F64:
+ FAIL_IF(push_inst(compiler, FABS | FD(dst_r) | FB(src)));
+ break;
+ }
+
+ if (dst & SLJIT_MEM)
+ FAIL_IF(emit_op_mem(compiler, FLOAT_DATA(op), dst_r, dst, dstw, TMP_REG1));
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop2(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 src1, sljit_sw src1w,
+ sljit_s32 src2, sljit_sw src2w)
+{
+ sljit_s32 dst_r;
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_fop2(compiler, op, dst, dstw, src1, src1w, src2, src2w));
+ ADJUST_LOCAL_OFFSET(dst, dstw);
+ ADJUST_LOCAL_OFFSET(src1, src1w);
+ ADJUST_LOCAL_OFFSET(src2, src2w);
+
+ dst_r = FAST_IS_REG(dst) ? dst : TMP_FREG2;
+
+ if (src1 & SLJIT_MEM) {
+ FAIL_IF(emit_op_mem(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w, TMP_REG1));
+ src1 = TMP_FREG1;
+ }
+
+ if (src2 & SLJIT_MEM) {
+ FAIL_IF(emit_op_mem(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w, TMP_REG2));
+ src2 = TMP_FREG2;
+ }
+
+ switch (GET_OPCODE(op)) {
+ case SLJIT_ADD_F64:
+ FAIL_IF(push_inst(compiler, SELECT_FOP(op, FADDS, FADD) | FD(dst_r) | FA(src1) | FB(src2)));
+ break;
+
+ case SLJIT_SUB_F64:
+ FAIL_IF(push_inst(compiler, SELECT_FOP(op, FSUBS, FSUB) | FD(dst_r) | FA(src1) | FB(src2)));
+ break;
+
+ case SLJIT_MUL_F64:
+ FAIL_IF(push_inst(compiler, SELECT_FOP(op, FMULS, FMUL) | FD(dst_r) | FA(src1) | FC(src2) /* FMUL use FC as src2 */));
+ break;
+
+ case SLJIT_DIV_F64:
+ FAIL_IF(push_inst(compiler, SELECT_FOP(op, FDIVS, FDIV) | FD(dst_r) | FA(src1) | FB(src2)));
+ break;
+ }
+
+ if (dst & SLJIT_MEM)
+ FAIL_IF(emit_op_mem(compiler, FLOAT_DATA(op), TMP_FREG2, dst, dstw, TMP_REG1));
+
+ return SLJIT_SUCCESS;
+}
+
+#undef SELECT_FOP
+
+/* --------------------------------------------------------------------- */
+/* Other instructions */
+/* --------------------------------------------------------------------- */
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fast_enter(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw)
+{
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_fast_enter(compiler, dst, dstw));
+ ADJUST_LOCAL_OFFSET(dst, dstw);
+
+ if (FAST_IS_REG(dst))
+ 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_s32 sljit_emit_fast_return(struct sljit_compiler *compiler, sljit_s32 src, sljit_sw srcw)
+{
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_fast_return(compiler, src, srcw));
+ ADJUST_LOCAL_OFFSET(src, srcw);
+
+ if (FAST_IS_REG(src))
+ FAIL_IF(push_inst(compiler, MTLR | S(src)));
+ else {
+ FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, TMP_REG2, 0, TMP_REG1, 0, src, 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_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_s32 type)
+{
+ switch (type) {
+ case SLJIT_EQUAL:
+ return (12 << 21) | (2 << 16);
+
+ case SLJIT_NOT_EQUAL:
+ return (4 << 21) | (2 << 16);
+
+ case SLJIT_LESS:
+ case SLJIT_SIG_LESS:
+ return (12 << 21) | (0 << 16);
+
+ case SLJIT_GREATER_EQUAL:
+ case SLJIT_SIG_GREATER_EQUAL:
+ return (4 << 21) | (0 << 16);
+
+ case SLJIT_GREATER:
+ case SLJIT_SIG_GREATER:
+ return (12 << 21) | (1 << 16);
+
+ case SLJIT_LESS_EQUAL:
+ case SLJIT_SIG_LESS_EQUAL:
+ return (4 << 21) | (1 << 16);
+
+ case SLJIT_LESS_F64:
+ return (12 << 21) | ((4 + 0) << 16);
+
+ case SLJIT_GREATER_EQUAL_F64:
+ return (4 << 21) | ((4 + 0) << 16);
+
+ case SLJIT_GREATER_F64:
+ return (12 << 21) | ((4 + 1) << 16);
+
+ case SLJIT_LESS_EQUAL_F64:
+ return (4 << 21) | ((4 + 1) << 16);
+
+ case SLJIT_OVERFLOW:
+ case SLJIT_MUL_OVERFLOW:
+ return (12 << 21) | (3 << 16);
+
+ case SLJIT_NOT_OVERFLOW:
+ case SLJIT_MUL_NOT_OVERFLOW:
+ return (4 << 21) | (3 << 16);
+
+ case SLJIT_EQUAL_F64:
+ return (12 << 21) | ((4 + 2) << 16);
+
+ case SLJIT_NOT_EQUAL_F64:
+ return (4 << 21) | ((4 + 2) << 16);
+
+ case SLJIT_UNORDERED_F64:
+ return (12 << 21) | ((4 + 3) << 16);
+
+ case SLJIT_ORDERED_F64:
+ return (4 << 21) | ((4 + 3) << 16);
+
+ default:
+ SLJIT_ASSERT(type >= SLJIT_JUMP && type <= SLJIT_CALL_CDECL);
+ return (20 << 21);
+ }
+}
+
+SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compiler *compiler, sljit_s32 type)
+{
+ struct sljit_jump *jump;
+ sljit_ins bo_bi_flags;
+
+ CHECK_ERROR_PTR();
+ CHECK_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 |= IS_COND;
+#if (defined SLJIT_PASS_ENTRY_ADDR_TO_CALL && SLJIT_PASS_ENTRY_ADDR_TO_CALL)
+ if (type >= SLJIT_CALL)
+ jump->flags |= IS_CALL;
+#endif
+
+ PTR_FAIL_IF(emit_const(compiler, TMP_CALL_REG, 0));
+ PTR_FAIL_IF(push_inst(compiler, MTCTR | S(TMP_CALL_REG)));
+ 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 struct sljit_jump* sljit_emit_call(struct sljit_compiler *compiler, sljit_s32 type,
+ sljit_s32 arg_types)
+{
+ CHECK_ERROR_PTR();
+ CHECK_PTR(check_sljit_emit_call(compiler, type, arg_types));
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ PTR_FAIL_IF(call_with_args(compiler, arg_types, NULL));
+#endif
+
+#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
+ || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
+ compiler->skip_checks = 1;
+#endif
+
+ return sljit_emit_jump(compiler, type);
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_ijump(struct sljit_compiler *compiler, sljit_s32 type, sljit_s32 src, sljit_sw srcw)
+{
+ struct sljit_jump *jump = NULL;
+ sljit_s32 src_r;
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_ijump(compiler, type, src, srcw));
+ ADJUST_LOCAL_OFFSET(src, srcw);
+
+ if (FAST_IS_REG(src)) {
+#if (defined SLJIT_PASS_ENTRY_ADDR_TO_CALL && SLJIT_PASS_ENTRY_ADDR_TO_CALL)
+ if (type >= SLJIT_CALL) {
+ FAIL_IF(push_inst(compiler, OR | S(src) | A(TMP_CALL_REG) | B(src)));
+ src_r = TMP_CALL_REG;
+ }
+ else
+ src_r = src;
+#else
+ src_r = src;
+#endif
+ } else if (src & SLJIT_IMM) {
+ /* These jumps are converted to jump/call instructions when possible. */
+ jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump));
+ FAIL_IF(!jump);
+ set_jump(jump, compiler, JUMP_ADDR);
+ jump->u.target = srcw;
+#if (defined SLJIT_PASS_ENTRY_ADDR_TO_CALL && SLJIT_PASS_ENTRY_ADDR_TO_CALL)
+ if (type >= SLJIT_CALL)
+ jump->flags |= IS_CALL;
+#endif
+ FAIL_IF(emit_const(compiler, TMP_CALL_REG, 0));
+ src_r = TMP_CALL_REG;
+ }
+ else {
+ FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, TMP_CALL_REG, 0, TMP_REG1, 0, src, srcw));
+ src_r = TMP_CALL_REG;
+ }
+
+ 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));
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_icall(struct sljit_compiler *compiler, sljit_s32 type,
+ sljit_s32 arg_types,
+ sljit_s32 src, sljit_sw srcw)
+{
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_icall(compiler, type, arg_types, src, srcw));
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ if (src & SLJIT_MEM) {
+ ADJUST_LOCAL_OFFSET(src, srcw);
+ FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, TMP_CALL_REG, 0, TMP_REG1, 0, src, srcw));
+ src = TMP_CALL_REG;
+ }
+
+ FAIL_IF(call_with_args(compiler, arg_types, &src));
+#endif
+
+#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
+ || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
+ compiler->skip_checks = 1;
+#endif
+
+ return sljit_emit_ijump(compiler, type, src, srcw);
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_flags(struct sljit_compiler *compiler, sljit_s32 op,
+ sljit_s32 dst, sljit_sw dstw,
+ sljit_s32 type)
+{
+ sljit_s32 reg, input_flags, cr_bit, invert;
+ sljit_s32 saved_op = op;
+ sljit_sw saved_dstw = dstw;
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_op_flags(compiler, op, dst, dstw, type));
+ ADJUST_LOCAL_OFFSET(dst, dstw);
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ input_flags = (op & SLJIT_I32_OP) ? INT_DATA : WORD_DATA;
+#else
+ input_flags = WORD_DATA;
+#endif
+
+ op = GET_OPCODE(op);
+ reg = (op < SLJIT_ADD && FAST_IS_REG(dst)) ? dst : TMP_REG2;
+
+ if (op >= SLJIT_ADD && (dst & SLJIT_MEM))
+ FAIL_IF(emit_op_mem(compiler, input_flags | LOAD_DATA, TMP_REG1, dst, dstw, TMP_REG1));
+
+ invert = 0;
+ cr_bit = 0;
+
+ switch (type & 0xff) {
+ case SLJIT_LESS:
+ case SLJIT_SIG_LESS:
+ break;
+
+ case SLJIT_GREATER_EQUAL:
+ case SLJIT_SIG_GREATER_EQUAL:
+ invert = 1;
+ break;
+
+ case SLJIT_GREATER:
+ case SLJIT_SIG_GREATER:
+ cr_bit = 1;
+ break;
+
+ case SLJIT_LESS_EQUAL:
+ case SLJIT_SIG_LESS_EQUAL:
+ cr_bit = 1;
+ invert = 1;
+ break;
+
+ case SLJIT_EQUAL:
+ cr_bit = 2;
+ break;
+
+ case SLJIT_NOT_EQUAL:
+ cr_bit = 2;
+ invert = 1;
+ break;
+
+ case SLJIT_OVERFLOW:
+ case SLJIT_MUL_OVERFLOW:
+ cr_bit = 3;
+ break;
+
+ case SLJIT_NOT_OVERFLOW:
+ case SLJIT_MUL_NOT_OVERFLOW:
+ cr_bit = 3;
+ invert = 1;
+ break;
+
+ case SLJIT_LESS_F64:
+ cr_bit = 4 + 0;
+ break;
+
+ case SLJIT_GREATER_EQUAL_F64:
+ cr_bit = 4 + 0;
+ invert = 1;
+ break;
+
+ case SLJIT_GREATER_F64:
+ cr_bit = 4 + 1;
+ break;
+
+ case SLJIT_LESS_EQUAL_F64:
+ cr_bit = 4 + 1;
+ invert = 1;
+ break;
+
+ case SLJIT_EQUAL_F64:
+ cr_bit = 4 + 2;
+ break;
+
+ case SLJIT_NOT_EQUAL_F64:
+ cr_bit = 4 + 2;
+ invert = 1;
+ break;
+
+ case SLJIT_UNORDERED_F64:
+ cr_bit = 4 + 3;
+ break;
+
+ case SLJIT_ORDERED_F64:
+ cr_bit = 4 + 3;
+ invert = 1;
+ break;
+
+ default:
+ SLJIT_UNREACHABLE();
+ break;
+ }
+
+ FAIL_IF(push_inst(compiler, MFCR | D(reg)));
+ FAIL_IF(push_inst(compiler, RLWINM | S(reg) | A(reg) | ((1 + (cr_bit)) << 11) | (31 << 6) | (31 << 1)));
+
+ if (invert)
+ FAIL_IF(push_inst(compiler, XORI | S(reg) | A(reg) | 0x1));
+
+ if (op < SLJIT_ADD) {
+ if (!(dst & SLJIT_MEM))
+ return SLJIT_SUCCESS;
+ return emit_op_mem(compiler, input_flags, reg, dst, dstw, TMP_REG1);
+ }
+
+#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
+ || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
+ compiler->skip_checks = 1;
+#endif
+ if (dst & SLJIT_MEM)
+ return sljit_emit_op2(compiler, saved_op, dst, saved_dstw, TMP_REG1, 0, TMP_REG2, 0);
+ return sljit_emit_op2(compiler, saved_op, dst, 0, dst, 0, TMP_REG2, 0);
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_cmov(struct sljit_compiler *compiler, sljit_s32 type,
+ sljit_s32 dst_reg,
+ sljit_s32 src, sljit_sw srcw)
+{
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_cmov(compiler, type, dst_reg, src, srcw));
+
+ return sljit_emit_cmov_generic(compiler, type, dst_reg, src, srcw);;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_mem(struct sljit_compiler *compiler, sljit_s32 type,
+ sljit_s32 reg,
+ sljit_s32 mem, sljit_sw memw)
+{
+ sljit_s32 mem_flags;
+ sljit_ins inst;
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_mem(compiler, type, reg, mem, memw));
+
+ if (type & SLJIT_MEM_POST)
+ return SLJIT_ERR_UNSUPPORTED;
+
+ switch (type & 0xff) {
+ case SLJIT_MOV:
+ case SLJIT_MOV_P:
+#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)
+ case SLJIT_MOV_U32:
+ case SLJIT_MOV_S32:
+#endif
+ mem_flags = WORD_DATA;
+ break;
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ case SLJIT_MOV_U32:
+ mem_flags = INT_DATA;
+ break;
+
+ case SLJIT_MOV_S32:
+ mem_flags = INT_DATA;
+
+ if (!(type & SLJIT_MEM_STORE) && !(type & SLJIT_I32_OP)) {
+ if (mem & OFFS_REG_MASK)
+ mem_flags |= SIGNED_DATA;
+ else
+ return SLJIT_ERR_UNSUPPORTED;
+ }
+ break;
+#endif
+
+ case SLJIT_MOV_U8:
+ case SLJIT_MOV_S8:
+ mem_flags = BYTE_DATA;
+ break;
+
+ case SLJIT_MOV_U16:
+ mem_flags = HALF_DATA;
+ break;
+
+ case SLJIT_MOV_S16:
+ mem_flags = HALF_DATA | SIGNED_DATA;
+ break;
+
+ default:
+ SLJIT_UNREACHABLE();
+ mem_flags = WORD_DATA;
+ break;
+ }
+
+ if (!(type & SLJIT_MEM_STORE))
+ mem_flags |= LOAD_DATA;
+
+ if (SLJIT_UNLIKELY(mem & OFFS_REG_MASK)) {
+ if (memw != 0)
+ return SLJIT_ERR_UNSUPPORTED;
+
+ if (type & SLJIT_MEM_SUPP)
+ return SLJIT_SUCCESS;
+
+ inst = updated_data_transfer_insts[mem_flags | INDEXED];
+ FAIL_IF(push_inst(compiler, INST_CODE_AND_DST(inst, 0, reg) | A(mem & REG_MASK) | B(OFFS_REG(mem))));
+ }
+ else {
+ if (memw > SIMM_MAX || memw < SIMM_MIN)
+ return SLJIT_ERR_UNSUPPORTED;
+
+ inst = updated_data_transfer_insts[mem_flags];
+
+#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+ if ((inst & INT_ALIGNED) && (memw & 0x3) != 0)
+ return SLJIT_ERR_UNSUPPORTED;
+#endif
+
+ if (type & SLJIT_MEM_SUPP)
+ return SLJIT_SUCCESS;
+
+ FAIL_IF(push_inst(compiler, INST_CODE_AND_DST(inst, 0, reg) | A(mem & REG_MASK) | IMM(memw)));
+ }
+
+ if ((mem_flags & LOAD_DATA) && (type & 0xff) == SLJIT_MOV_S8)
+ return push_inst(compiler, EXTSB | S(reg) | A(reg));
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fmem(struct sljit_compiler *compiler, sljit_s32 type,
+ sljit_s32 freg,
+ sljit_s32 mem, sljit_sw memw)
+{
+ sljit_s32 mem_flags;
+ sljit_ins inst;
+
+ CHECK_ERROR();
+ CHECK(check_sljit_emit_fmem(compiler, type, freg, mem, memw));
+
+ if (type & SLJIT_MEM_POST)
+ return SLJIT_ERR_UNSUPPORTED;
+
+ if (SLJIT_UNLIKELY(mem & OFFS_REG_MASK)) {
+ if (memw != 0)
+ return SLJIT_ERR_UNSUPPORTED;
+ }
+ else {
+ if (memw > SIMM_MAX || memw < SIMM_MIN)
+ return SLJIT_ERR_UNSUPPORTED;
+ }
+
+ if (type & SLJIT_MEM_SUPP)
+ return SLJIT_SUCCESS;
+
+ mem_flags = FLOAT_DATA(type);
+
+ if (!(type & SLJIT_MEM_STORE))
+ mem_flags |= LOAD_DATA;
+
+ if (SLJIT_UNLIKELY(mem & OFFS_REG_MASK)) {
+ inst = updated_data_transfer_insts[mem_flags | INDEXED];
+ return push_inst(compiler, INST_CODE_AND_DST(inst, DOUBLE_DATA, freg) | A(mem & REG_MASK) | B(OFFS_REG(mem)));
+ }
+
+ inst = updated_data_transfer_insts[mem_flags];
+ return push_inst(compiler, INST_CODE_AND_DST(inst, DOUBLE_DATA, freg) | A(mem & REG_MASK) | IMM(memw));
+}
+
+SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw init_value)
+{
+ struct sljit_const *const_;
+ sljit_s32 reg;
+
+ CHECK_ERROR_PTR();
+ CHECK_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 = FAST_IS_REG(dst) ? 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_;
+}
projects / ossec-hids.git / blobdiff