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authorIvo De Decker <ivodd@debian.org>2014-12-06 18:58:19 +0000
committerIvo De Decker <ivodd@debian.org>2014-12-06 18:58:19 +0000
commitdd986e8b547c0dde924c4b566ad0894ad4f1beb9 (patch)
treea87ee49df2a732f2be8d1b3c9e46a341e6fb8698 /sljit/sljitNativeSPARC_common.c
pcre3 (2:8.35-3.3) unstable; urgency=medium
* Non-maintainer upload. * Upstream patch for heap buffer overflow, CVE-2014-8964, taken from 1:8.36-1 (Closes: #770478) Thanks to Salvatore Bonaccorso for the reminder. # imported from the archive
Diffstat (limited to 'sljit/sljitNativeSPARC_common.c')
-rw-r--r--sljit/sljitNativeSPARC_common.c1383
1 files changed, 1383 insertions, 0 deletions
diff --git a/sljit/sljitNativeSPARC_common.c b/sljit/sljitNativeSPARC_common.c
new file mode 100644
index 0000000..d6a1e12
--- /dev/null
+++ b/sljit/sljitNativeSPARC_common.c
@@ -0,0 +1,1383 @@
+/*
+ * 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 "SPARC" SLJIT_CPUINFO;
+}
+
+/* Length of an instruction word
+ Both for sparc-32 and sparc-64 */
+typedef sljit_ui sljit_ins;
+
+static void sparc_cache_flush(sljit_ins *from, sljit_ins *to)
+{
+#if defined(__SUNPRO_C) && __SUNPRO_C < 0x590
+ __asm (
+ /* if (from == to) return */
+ "cmp %i0, %i1\n"
+ "be .leave\n"
+ "nop\n"
+
+ /* loop until from >= to */
+ ".mainloop:\n"
+ "flush %i0\n"
+ "add %i0, 8, %i0\n"
+ "cmp %i0, %i1\n"
+ "bcs .mainloop\n"
+ "nop\n"
+
+ /* The comparison was done above. */
+ "bne .leave\n"
+ /* nop is not necessary here, since the
+ sub operation has no side effect. */
+ "sub %i0, 4, %i0\n"
+ "flush %i0\n"
+ ".leave:"
+ );
+#else
+ if (SLJIT_UNLIKELY(from == to))
+ return;
+
+ do {
+ __asm__ volatile (
+ "flush %0\n"
+ : : "r"(from)
+ );
+ /* Operates at least on doubleword. */
+ from += 2;
+ } while (from < to);
+
+ if (from == to) {
+ /* Flush the last word. */
+ from --;
+ __asm__ volatile (
+ "flush %0\n"
+ : : "r"(from)
+ );
+ }
+#endif
+}
+
+/* TMP_REG2 is not used by getput_arg */
+#define TMP_REG1 (SLJIT_NO_REGISTERS + 1)
+#define TMP_REG2 (SLJIT_NO_REGISTERS + 2)
+#define TMP_REG3 (SLJIT_NO_REGISTERS + 3)
+#define TMP_REG4 (SLJIT_NO_REGISTERS + 4)
+#define TMP_LINK (SLJIT_NO_REGISTERS + 5)
+
+#define TMP_FREG1 (0)
+#define TMP_FREG2 ((SLJIT_FLOAT_REG6 + 1) << 1)
+
+static SLJIT_CONST sljit_ub reg_map[SLJIT_NO_REGISTERS + 7] = {
+ 0, 8, 9, 10, 11, 12, 16, 17, 18, 19, 20, 14, 1, 24, 25, 26, 15
+};
+
+/* --------------------------------------------------------------------- */
+/* Instrucion forms */
+/* --------------------------------------------------------------------- */
+
+#define D(d) (reg_map[d] << 25)
+#define DA(d) ((d) << 25)
+#define S1(s1) (reg_map[s1] << 14)
+#define S2(s2) (reg_map[s2])
+#define S1A(s1) ((s1) << 14)
+#define S2A(s2) (s2)
+#define IMM_ARG 0x2000
+#define DOP(op) ((op) << 5)
+#define IMM(imm) (((imm) & 0x1fff) | IMM_ARG)
+
+#define DR(dr) (reg_map[dr])
+#define OPC1(opcode) ((opcode) << 30)
+#define OPC2(opcode) ((opcode) << 22)
+#define OPC3(opcode) ((opcode) << 19)
+#define SET_FLAGS OPC3(0x10)
+
+#define ADD (OPC1(0x2) | OPC3(0x00))
+#define ADDC (OPC1(0x2) | OPC3(0x08))
+#define AND (OPC1(0x2) | OPC3(0x01))
+#define ANDN (OPC1(0x2) | OPC3(0x05))
+#define CALL (OPC1(0x1))
+#define FABSS (OPC1(0x2) | OPC3(0x34) | DOP(0x09))
+#define FADDD (OPC1(0x2) | OPC3(0x34) | DOP(0x42))
+#define FADDS (OPC1(0x2) | OPC3(0x34) | DOP(0x41))
+#define FCMPD (OPC1(0x2) | OPC3(0x35) | DOP(0x52))
+#define FCMPS (OPC1(0x2) | OPC3(0x35) | DOP(0x51))
+#define FDIVD (OPC1(0x2) | OPC3(0x34) | DOP(0x4e))
+#define FDIVS (OPC1(0x2) | OPC3(0x34) | DOP(0x4d))
+#define FMOVS (OPC1(0x2) | OPC3(0x34) | DOP(0x01))
+#define FMULD (OPC1(0x2) | OPC3(0x34) | DOP(0x4a))
+#define FMULS (OPC1(0x2) | OPC3(0x34) | DOP(0x49))
+#define FNEGS (OPC1(0x2) | OPC3(0x34) | DOP(0x05))
+#define FSUBD (OPC1(0x2) | OPC3(0x34) | DOP(0x46))
+#define FSUBS (OPC1(0x2) | OPC3(0x34) | DOP(0x45))
+#define JMPL (OPC1(0x2) | OPC3(0x38))
+#define NOP (OPC1(0x0) | OPC2(0x04))
+#define OR (OPC1(0x2) | OPC3(0x02))
+#define ORN (OPC1(0x2) | OPC3(0x06))
+#define RDY (OPC1(0x2) | OPC3(0x28) | S1A(0))
+#define RESTORE (OPC1(0x2) | OPC3(0x3d))
+#define SAVE (OPC1(0x2) | OPC3(0x3c))
+#define SETHI (OPC1(0x0) | OPC2(0x04))
+#define SLL (OPC1(0x2) | OPC3(0x25))
+#define SLLX (OPC1(0x2) | OPC3(0x25) | (1 << 12))
+#define SRA (OPC1(0x2) | OPC3(0x27))
+#define SRAX (OPC1(0x2) | OPC3(0x27) | (1 << 12))
+#define SRL (OPC1(0x2) | OPC3(0x26))
+#define SRLX (OPC1(0x2) | OPC3(0x26) | (1 << 12))
+#define SUB (OPC1(0x2) | OPC3(0x04))
+#define SUBC (OPC1(0x2) | OPC3(0x0c))
+#define TA (OPC1(0x2) | OPC3(0x3a) | (8 << 25))
+#define WRY (OPC1(0x2) | OPC3(0x30) | DA(0))
+#define XOR (OPC1(0x2) | OPC3(0x03))
+#define XNOR (OPC1(0x2) | OPC3(0x07))
+
+#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
+#define MAX_DISP (0x1fffff)
+#define MIN_DISP (-0x200000)
+#define DISP_MASK (0x3fffff)
+
+#define BICC (OPC1(0x0) | OPC2(0x2))
+#define FBFCC (OPC1(0x0) | OPC2(0x6))
+#define SLL_W SLL
+#define SDIV (OPC1(0x2) | OPC3(0x0f))
+#define SMUL (OPC1(0x2) | OPC3(0x0b))
+#define UDIV (OPC1(0x2) | OPC3(0x0e))
+#define UMUL (OPC1(0x2) | OPC3(0x0a))
+#else
+#define SLL_W SLLX
+#endif
+
+#define SIMM_MAX (0x0fff)
+#define SIMM_MIN (-0x1000)
+
+/* dest_reg is the absolute name of the register
+ Useful for reordering instructions in the delay slot. */
+static sljit_si push_inst(struct sljit_compiler *compiler, sljit_ins ins, sljit_si delay_slot)
+{
+ sljit_ins *ptr;
+ SLJIT_ASSERT((delay_slot & DST_INS_MASK) == UNMOVABLE_INS
+ || (delay_slot & DST_INS_MASK) == MOVABLE_INS
+ || (delay_slot & DST_INS_MASK) == ((ins >> 25) & 0x1f));
+ ptr = (sljit_ins*)ensure_buf(compiler, sizeof(sljit_ins));
+ FAIL_IF(!ptr);
+ *ptr = ins;
+ compiler->size++;
+ compiler->delay_slot = delay_slot;
+ return SLJIT_SUCCESS;
+}
+
+static SLJIT_INLINE sljit_ins* detect_jump_type(struct sljit_jump *jump, sljit_ins *code_ptr, sljit_ins *code)
+{
+ sljit_sw diff;
+ sljit_uw target_addr;
+ sljit_ins *inst;
+ sljit_ins saved_inst;
+
+ if (jump->flags & SLJIT_REWRITABLE_JUMP)
+ return code_ptr;
+
+ 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);
+ }
+ inst = (sljit_ins*)jump->addr;
+
+#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
+ if (jump->flags & IS_CALL) {
+ /* Call is always patchable on sparc 32. */
+ jump->flags |= PATCH_CALL;
+ if (jump->flags & IS_MOVABLE) {
+ inst[0] = inst[-1];
+ inst[-1] = CALL;
+ jump->addr -= sizeof(sljit_ins);
+ return inst;
+ }
+ inst[0] = CALL;
+ inst[1] = NOP;
+ return inst + 1;
+ }
+#else
+ /* Both calls and BPr instructions shall not pass this point. */
+#error "Implementation required"
+#endif
+
+ if (jump->flags & IS_COND)
+ inst--;
+
+ if (jump->flags & IS_MOVABLE) {
+ diff = ((sljit_sw)target_addr - (sljit_sw)(inst - 1)) >> 2;
+ if (diff <= MAX_DISP && diff >= MIN_DISP) {
+ jump->flags |= PATCH_B;
+ inst--;
+ if (jump->flags & IS_COND) {
+ saved_inst = inst[0];
+ inst[0] = inst[1] ^ (1 << 28);
+ inst[1] = saved_inst;
+ } else {
+ inst[1] = inst[0];
+ inst[0] = BICC | DA(0x8);
+ }
+ jump->addr = (sljit_uw)inst;
+ return inst + 1;
+ }
+ }
+
+ diff = ((sljit_sw)target_addr - (sljit_sw)(inst)) >> 2;
+ if (diff <= MAX_DISP && diff >= MIN_DISP) {
+ jump->flags |= PATCH_B;
+ if (jump->flags & IS_COND)
+ inst[0] ^= (1 << 28);
+ else
+ inst[0] = BICC | DA(0x8);
+ inst[1] = NOP;
+ jump->addr = (sljit_uw)inst;
+ return inst + 1;
+ }
+
+ return code_ptr;
+}
+
+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);
+
+ 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;
+ 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_SPARC_32 && SLJIT_CONFIG_SPARC_32)
+ jump->addr = (sljit_uw)(code_ptr - 3);
+#else
+ jump->addr = (sljit_uw)(code_ptr - 6);
+#endif
+ code_ptr = detect_jump_type(jump, code_ptr, code);
+ 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_);
+ SLJIT_ASSERT(code_ptr - code <= (sljit_si)compiler->size);
+
+ 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_CALL) {
+ addr = (sljit_sw)(addr - jump->addr) >> 2;
+ SLJIT_ASSERT((sljit_sw)addr <= 0x1fffffff && (sljit_sw)addr >= -0x20000000);
+ buf_ptr[0] = CALL | (addr & 0x3fffffff);
+ break;
+ }
+ if (jump->flags & PATCH_B) {
+ addr = (sljit_sw)(addr - jump->addr) >> 2;
+ SLJIT_ASSERT((sljit_sw)addr <= MAX_DISP && (sljit_sw)addr >= MIN_DISP);
+ buf_ptr[0] = (buf_ptr[0] & ~DISP_MASK) | (addr & DISP_MASK);
+ break;
+ }
+
+ /* Set the fields of immediate loads. */
+#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
+ buf_ptr[0] = (buf_ptr[0] & 0xffc00000) | ((addr >> 10) & 0x3fffff);
+ buf_ptr[1] = (buf_ptr[1] & 0xfffffc00) | (addr & 0x3ff);
+#else
+#error "Implementation required"
+#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);
+ return code;
+}
+
+/* --------------------------------------------------------------------- */
+/* Entry, exit */
+/* --------------------------------------------------------------------- */
+
+/* Creates an index in data_transfer_insts array. */
+#define LOAD_DATA 0x01
+#define WORD_DATA 0x00
+#define BYTE_DATA 0x02
+#define HALF_DATA 0x04
+#define INT_DATA 0x06
+#define SIGNED_DATA 0x08
+/* Separates integer and floating point registers */
+#define GPR_REG 0x0f
+#define DOUBLE_DATA 0x10
+
+#define MEM_MASK 0x1f
+
+#define WRITE_BACK 0x00020
+#define ARG_TEST 0x00040
+#define ALT_KEEP_CACHE 0x00080
+#define CUMULATIVE_OP 0x00100
+#define IMM_OP 0x00200
+#define SRC2_IMM 0x00400
+
+#define REG_DEST 0x00800
+#define REG2_SOURCE 0x01000
+#define SLOW_SRC1 0x02000
+#define SLOW_SRC2 0x04000
+#define SLOW_DEST 0x08000
+
+/* SET_FLAGS (0x10 << 19) also belong here! */
+
+#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
+#include "sljitNativeSPARC_32.c"
+#else
+#include "sljitNativeSPARC_64.c"
+#endif
+
+SLJIT_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;
+#endif
+
+ local_size += 23 * sizeof(sljit_sw);
+ local_size = (local_size + 7) & ~0x7;
+ compiler->local_size = local_size;
+
+ if (local_size <= SIMM_MAX) {
+ FAIL_IF(push_inst(compiler, SAVE | D(SLJIT_LOCALS_REG) | S1(SLJIT_LOCALS_REG) | IMM(-local_size), UNMOVABLE_INS));
+ }
+ else {
+ FAIL_IF(load_immediate(compiler, TMP_REG1, -local_size));
+ FAIL_IF(push_inst(compiler, SAVE | D(SLJIT_LOCALS_REG) | S1(SLJIT_LOCALS_REG) | S2(TMP_REG1), UNMOVABLE_INS));
+ }
+
+ if (args >= 1)
+ FAIL_IF(push_inst(compiler, OR | D(SLJIT_SAVED_REG1) | S1(0) | S2A(24), DR(SLJIT_SAVED_REG1)));
+ if (args >= 2)
+ FAIL_IF(push_inst(compiler, OR | D(SLJIT_SAVED_REG2) | S1(0) | S2A(25), DR(SLJIT_SAVED_REG2)));
+ if (args >= 3)
+ FAIL_IF(push_inst(compiler, OR | D(SLJIT_SAVED_REG3) | S1(0) | S2A(26), DR(SLJIT_SAVED_REG3)));
+
+ return 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
+
+ local_size += 23 * sizeof(sljit_sw);
+ compiler->local_size = (local_size + 7) & ~0x7;
+}
+
+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);
+
+ if (op != SLJIT_MOV || !FAST_IS_REG(src)) {
+ FAIL_IF(emit_mov_before_return(compiler, op, src, srcw));
+ src = SLJIT_SCRATCH_REG1;
+ }
+
+ FAIL_IF(push_inst(compiler, JMPL | D(0) | S1A(31) | IMM(8), UNMOVABLE_INS));
+ return push_inst(compiler, RESTORE | D(SLJIT_SCRATCH_REG1) | S1(src) | S2(0), UNMOVABLE_INS);
+}
+
+/* --------------------------------------------------------------------- */
+/* Operators */
+/* --------------------------------------------------------------------- */
+
+#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
+#define ARCH_32_64(a, b) a
+#else
+#define ARCH_32_64(a, b) b
+#endif
+
+static SLJIT_CONST sljit_ins data_transfer_insts[16 + 4] = {
+/* u w s */ ARCH_32_64(OPC1(3) | OPC3(0x04) /* stw */, OPC1(3) | OPC3(0x0e) /* stx */),
+/* u w l */ ARCH_32_64(OPC1(3) | OPC3(0x00) /* lduw */, OPC1(3) | OPC3(0x0b) /* ldx */),
+/* u b s */ OPC1(3) | OPC3(0x05) /* stb */,
+/* u b l */ OPC1(3) | OPC3(0x01) /* ldub */,
+/* u h s */ OPC1(3) | OPC3(0x06) /* sth */,
+/* u h l */ OPC1(3) | OPC3(0x02) /* lduh */,
+/* u i s */ OPC1(3) | OPC3(0x04) /* stw */,
+/* u i l */ OPC1(3) | OPC3(0x00) /* lduw */,
+
+/* s w s */ ARCH_32_64(OPC1(3) | OPC3(0x04) /* stw */, OPC1(3) | OPC3(0x0e) /* stx */),
+/* s w l */ ARCH_32_64(OPC1(3) | OPC3(0x00) /* lduw */, OPC1(3) | OPC3(0x0b) /* ldx */),
+/* s b s */ OPC1(3) | OPC3(0x05) /* stb */,
+/* s b l */ OPC1(3) | OPC3(0x09) /* ldsb */,
+/* s h s */ OPC1(3) | OPC3(0x06) /* sth */,
+/* s h l */ OPC1(3) | OPC3(0x0a) /* ldsh */,
+/* s i s */ OPC1(3) | OPC3(0x04) /* stw */,
+/* s i l */ ARCH_32_64(OPC1(3) | OPC3(0x00) /* lduw */, OPC1(3) | OPC3(0x08) /* ldsw */),
+
+/* d s */ OPC1(3) | OPC3(0x27),
+/* d l */ OPC1(3) | OPC3(0x23),
+/* s s */ OPC1(3) | OPC3(0x24),
+/* s l */ OPC1(3) | OPC3(0x20),
+};
+
+#undef ARCH_32_64
+
+/* Can perform an operation using at most 1 instruction. */
+static sljit_si getput_arg_fast(struct sljit_compiler *compiler, sljit_si flags, sljit_si reg, sljit_si arg, sljit_sw argw)
+{
+ SLJIT_ASSERT(arg & SLJIT_MEM);
+
+ if (!(flags & WRITE_BACK) || !(arg & REG_MASK)) {
+ if ((!(arg & OFFS_REG_MASK) && argw <= SIMM_MAX && argw >= SIMM_MIN)
+ || ((arg & OFFS_REG_MASK) && (argw & 0x3) == 0)) {
+ /* Works for both absoulte and relative addresses (immediate case). */
+ if (SLJIT_UNLIKELY(flags & ARG_TEST))
+ return 1;
+ FAIL_IF(push_inst(compiler, data_transfer_insts[flags & MEM_MASK]
+ | ((flags & MEM_MASK) <= GPR_REG ? D(reg) : DA(reg))
+ | S1(arg & REG_MASK) | ((arg & OFFS_REG_MASK) ? S2(OFFS_REG(arg)) : IMM(argw)),
+ ((flags & MEM_MASK) <= GPR_REG && (flags & LOAD_DATA)) ? DR(reg) : MOVABLE_INS));
+ return -1;
+ }
+ }
+ return 0;
+}
+
+/* See getput_arg below.
+ Note: can_cache is called only for binary operators. Those
+ operators always uses 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));
+
+ /* Simple operation except for updates. */
+ if (arg & OFFS_REG_MASK) {
+ argw &= 0x3;
+ SLJIT_ASSERT(argw);
+ next_argw &= 0x3;
+ if ((arg & OFFS_REG_MASK) == (next_arg & OFFS_REG_MASK) && argw == next_argw)
+ return 1;
+ return 0;
+ }
+
+ if (((next_argw - argw) <= SIMM_MAX && (next_argw - argw) >= SIMM_MIN))
+ return 1;
+ return 0;
+}
+
+/* Emit the necessary instructions. See can_cache above. */
+static sljit_si getput_arg(struct sljit_compiler *compiler, sljit_si flags, sljit_si reg, sljit_si arg, sljit_sw argw, sljit_si next_arg, sljit_sw next_argw)
+{
+ sljit_si base, arg2, delay_slot;
+ sljit_ins dest;
+
+ SLJIT_ASSERT(arg & SLJIT_MEM);
+ if (!(next_arg & SLJIT_MEM)) {
+ next_arg = 0;
+ next_argw = 0;
+ }
+
+ base = arg & REG_MASK;
+ if (SLJIT_UNLIKELY(arg & OFFS_REG_MASK)) {
+ argw &= 0x3;
+ SLJIT_ASSERT(argw != 0);
+
+ /* Using the cache. */
+ if (((SLJIT_MEM | (arg & OFFS_REG_MASK)) == compiler->cache_arg) && (argw == compiler->cache_argw))
+ arg2 = TMP_REG3;
+ else {
+ if ((arg & OFFS_REG_MASK) == (next_arg & OFFS_REG_MASK) && argw == (next_argw & 0x3)) {
+ compiler->cache_arg = SLJIT_MEM | (arg & OFFS_REG_MASK);
+ compiler->cache_argw = argw;
+ arg2 = TMP_REG3;
+ }
+ else if ((flags & LOAD_DATA) && ((flags & MEM_MASK) <= GPR_REG) && reg != base && reg != OFFS_REG(arg))
+ arg2 = reg;
+ else /* It must be a mov operation, so tmp1 must be free to use. */
+ arg2 = TMP_REG1;
+ FAIL_IF(push_inst(compiler, SLL_W | D(arg2) | S1(OFFS_REG(arg)) | IMM_ARG | argw, DR(arg2)));
+ }
+ }
+ else {
+ /* Using the cache. */
+ if ((compiler->cache_arg == SLJIT_MEM) && (argw - compiler->cache_argw) <= SIMM_MAX && (argw - compiler->cache_argw) >= SIMM_MIN) {
+ if (argw != compiler->cache_argw) {
+ FAIL_IF(push_inst(compiler, ADD | D(TMP_REG3) | S1(TMP_REG3) | IMM(argw - compiler->cache_argw), DR(TMP_REG3)));
+ compiler->cache_argw = argw;
+ }
+ arg2 = TMP_REG3;
+ } else {
+ if ((next_argw - argw) <= SIMM_MAX && (next_argw - argw) >= SIMM_MIN) {
+ compiler->cache_arg = SLJIT_MEM;
+ compiler->cache_argw = argw;
+ arg2 = TMP_REG3;
+ }
+ else if ((flags & LOAD_DATA) && ((flags & MEM_MASK) <= GPR_REG) && reg != base)
+ arg2 = reg;
+ else /* It must be a mov operation, so tmp1 must be free to use. */
+ arg2 = TMP_REG1;
+ FAIL_IF(load_immediate(compiler, arg2, argw));
+ }
+ }
+
+ dest = ((flags & MEM_MASK) <= GPR_REG ? D(reg) : DA(reg));
+ delay_slot = ((flags & MEM_MASK) <= GPR_REG && (flags & LOAD_DATA)) ? DR(reg) : MOVABLE_INS;
+ if (!base)
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | dest | S1(arg2) | IMM(0), delay_slot);
+ if (!(flags & WRITE_BACK))
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | dest | S1(base) | S2(arg2), delay_slot);
+ FAIL_IF(push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | dest | S1(base) | S2(arg2), delay_slot));
+ return push_inst(compiler, ADD | D(base) | S1(base) | S2(arg2), DR(base));
+}
+
+static SLJIT_INLINE sljit_si emit_op_mem(struct sljit_compiler *compiler, sljit_si flags, sljit_si reg, sljit_si arg, sljit_sw argw)
+{
+ if (getput_arg_fast(compiler, flags, reg, arg, argw))
+ return compiler->error;
+ compiler->cache_arg = 0;
+ compiler->cache_argw = 0;
+ return getput_arg(compiler, flags, reg, arg, argw, 0, 0);
+}
+
+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 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 reg
+ arg2 goes to TMP_REG2, imm or src reg
+ TMP_REG3 can be used for caching
+ result goes to TMP_REG2, so put result can use TMP_REG1 and TMP_REG3. */
+ sljit_si dst_r = TMP_REG2;
+ sljit_si src1_r;
+ sljit_sw src2_r = 0;
+ sljit_si sugg_src2_r = TMP_REG2;
+
+ if (!(flags & ALT_KEEP_CACHE)) {
+ compiler->cache_arg = 0;
+ compiler->cache_argw = 0;
+ }
+
+ if (SLJIT_UNLIKELY(dst == SLJIT_UNUSED)) {
+ if (op >= SLJIT_MOV && op <= SLJIT_MOVU_SI && !(src2 & SLJIT_MEM))
+ return SLJIT_SUCCESS;
+ }
+ else if (FAST_IS_REG(dst)) {
+ dst_r = dst;
+ flags |= REG_DEST;
+ if (op >= SLJIT_MOV && op <= SLJIT_MOVU_SI)
+ sugg_src2_r = dst_r;
+ }
+ else if ((dst & SLJIT_MEM) && !getput_arg_fast(compiler, flags | ARG_TEST, TMP_REG1, dst, dstw))
+ flags |= SLOW_DEST;
+
+ if (flags & IMM_OP) {
+ if ((src2 & SLJIT_IMM) && src2w) {
+ if (src2w <= SIMM_MAX && src2w >= SIMM_MIN) {
+ flags |= SRC2_IMM;
+ src2_r = src2w;
+ }
+ }
+ if (!(flags & SRC2_IMM) && (flags & CUMULATIVE_OP) && (src1 & SLJIT_IMM) && src1w) {
+ if (src1w <= SIMM_MAX && src1w >= SIMM_MIN) {
+ flags |= SRC2_IMM;
+ src2_r = src1w;
+
+ /* And swap arguments. */
+ src1 = src2;
+ src1w = src2w;
+ src2 = SLJIT_IMM;
+ /* src2w = src2_r unneeded. */
+ }
+ }
+ }
+
+ /* Source 1. */
+ if (FAST_IS_REG(src1))
+ src1_r = src1;
+ else if (src1 & SLJIT_IMM) {
+ if (src1w) {
+ FAIL_IF(load_immediate(compiler, TMP_REG1, src1w));
+ src1_r = TMP_REG1;
+ }
+ else
+ src1_r = 0;
+ }
+ else {
+ if (getput_arg_fast(compiler, flags | LOAD_DATA, TMP_REG1, src1, src1w))
+ FAIL_IF(compiler->error);
+ else
+ flags |= SLOW_SRC1;
+ 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_MOVU_SI)
+ dst_r = src2_r;
+ }
+ else if (src2 & SLJIT_IMM) {
+ if (!(flags & SRC2_IMM)) {
+ if (src2w) {
+ FAIL_IF(load_immediate(compiler, sugg_src2_r, src2w));
+ src2_r = sugg_src2_r;
+ }
+ else {
+ src2_r = 0;
+ if ((op >= SLJIT_MOV && op <= SLJIT_MOVU_SI) && (dst & SLJIT_MEM))
+ dst_r = 0;
+ }
+ }
+ }
+ else {
+ if (getput_arg_fast(compiler, flags | LOAD_DATA, sugg_src2_r, src2, src2w))
+ FAIL_IF(compiler->error);
+ else
+ flags |= SLOW_SRC2;
+ src2_r = sugg_src2_r;
+ }
+
+ if ((flags & (SLOW_SRC1 | SLOW_SRC2)) == (SLOW_SRC1 | SLOW_SRC2)) {
+ SLJIT_ASSERT(src2_r == TMP_REG2);
+ if (!can_cache(src1, src1w, src2, src2w) && can_cache(src1, src1w, dst, dstw)) {
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG2, src2, src2w, src1, src1w));
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG1, src1, src1w, dst, dstw));
+ }
+ else {
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG1, src1, src1w, src2, src2w));
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG2, src2, src2w, dst, dstw));
+ }
+ }
+ else if (flags & SLOW_SRC1)
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG1, src1, src1w, dst, dstw));
+ else if (flags & SLOW_SRC2)
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, sugg_src2_r, src2, src2w, dst, dstw));
+
+ FAIL_IF(emit_single_op(compiler, op, flags, dst_r, src1_r, src2_r));
+
+ if (dst & SLJIT_MEM) {
+ if (!(flags & SLOW_DEST)) {
+ getput_arg_fast(compiler, flags, dst_r, dst, dstw);
+ return compiler->error;
+ }
+ return getput_arg(compiler, 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);
+
+ op = GET_OPCODE(op);
+ switch (op) {
+ case SLJIT_BREAKPOINT:
+ return push_inst(compiler, TA, UNMOVABLE_INS);
+ case SLJIT_NOP:
+ return push_inst(compiler, NOP, UNMOVABLE_INS);
+ case SLJIT_UMUL:
+ case SLJIT_SMUL:
+#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
+ FAIL_IF(push_inst(compiler, (op == SLJIT_UMUL ? UMUL : SMUL) | D(SLJIT_SCRATCH_REG1) | S1(SLJIT_SCRATCH_REG1) | S2(SLJIT_SCRATCH_REG2), DR(SLJIT_SCRATCH_REG1)));
+ return push_inst(compiler, RDY | D(SLJIT_SCRATCH_REG2), DR(SLJIT_SCRATCH_REG2));
+#else
+#error "Implementation required"
+#endif
+ case SLJIT_UDIV:
+ case SLJIT_SDIV:
+#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
+ if (op == SLJIT_UDIV)
+ FAIL_IF(push_inst(compiler, WRY | S1(0), MOVABLE_INS));
+ else {
+ FAIL_IF(push_inst(compiler, SRA | D(TMP_REG1) | S1(SLJIT_SCRATCH_REG1) | IMM(31), DR(TMP_REG1)));
+ FAIL_IF(push_inst(compiler, WRY | S1(TMP_REG1), MOVABLE_INS));
+ }
+ FAIL_IF(push_inst(compiler, OR | D(TMP_REG2) | S1(0) | S2(SLJIT_SCRATCH_REG1), DR(TMP_REG2)));
+ FAIL_IF(push_inst(compiler, (op == SLJIT_UDIV ? UDIV : SDIV) | D(SLJIT_SCRATCH_REG1) | S1(SLJIT_SCRATCH_REG1) | S2(SLJIT_SCRATCH_REG2), DR(SLJIT_SCRATCH_REG1)));
+ FAIL_IF(push_inst(compiler, SMUL | D(SLJIT_SCRATCH_REG2) | S1(SLJIT_SCRATCH_REG1) | S2(SLJIT_SCRATCH_REG2), DR(SLJIT_SCRATCH_REG2)));
+ FAIL_IF(push_inst(compiler, SUB | D(SLJIT_SCRATCH_REG2) | S1(TMP_REG2) | S2(SLJIT_SCRATCH_REG2), DR(SLJIT_SCRATCH_REG2)));
+ return SLJIT_SUCCESS;
+#else
+#error "Implementation required"
+#endif
+ }
+
+ return SLJIT_SUCCESS;
+}
+
+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) ? SET_FLAGS : 0;
+
+ 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);
+ switch (op) {
+ case SLJIT_MOV:
+ case SLJIT_MOV_P:
+ return emit_op(compiler, SLJIT_MOV, flags | WORD_DATA, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_MOV_UI:
+ return emit_op(compiler, SLJIT_MOV_UI, flags | INT_DATA, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_MOV_SI:
+ return emit_op(compiler, SLJIT_MOV_SI, flags | INT_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_MOV_UB:
+ return emit_op(compiler, SLJIT_MOV_UB, flags | BYTE_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_ub)srcw : srcw);
+
+ case SLJIT_MOV_SB:
+ return emit_op(compiler, SLJIT_MOV_SB, flags | BYTE_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_sb)srcw : srcw);
+
+ case SLJIT_MOV_UH:
+ return emit_op(compiler, SLJIT_MOV_UH, flags | HALF_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_uh)srcw : srcw);
+
+ case SLJIT_MOV_SH:
+ return emit_op(compiler, SLJIT_MOV_SH, flags | HALF_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_sh)srcw : srcw);
+
+ case SLJIT_MOVU:
+ case SLJIT_MOVU_P:
+ return emit_op(compiler, SLJIT_MOV, flags | WORD_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_MOVU_UI:
+ return emit_op(compiler, SLJIT_MOV_UI, flags | INT_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_MOVU_SI:
+ return emit_op(compiler, SLJIT_MOV_SI, flags | INT_DATA | SIGNED_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_MOVU_UB:
+ return emit_op(compiler, SLJIT_MOV_UB, flags | BYTE_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_ub)srcw : srcw);
+
+ case SLJIT_MOVU_SB:
+ return emit_op(compiler, SLJIT_MOV_SB, flags | BYTE_DATA | SIGNED_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_sb)srcw : srcw);
+
+ case SLJIT_MOVU_UH:
+ return emit_op(compiler, SLJIT_MOV_UH, flags | HALF_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_uh)srcw : srcw);
+
+ case SLJIT_MOVU_SH:
+ return emit_op(compiler, SLJIT_MOV_SH, flags | HALF_DATA | SIGNED_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_sh)srcw : srcw);
+
+ case SLJIT_NOT:
+ case SLJIT_CLZ:
+ return emit_op(compiler, op, flags, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_NEG:
+ return emit_op(compiler, SLJIT_SUB, flags | IMM_OP, dst, dstw, SLJIT_IMM, 0, src, srcw);
+ }
+
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_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) ? 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);
+
+ op = GET_OPCODE(op);
+ switch (op) {
+ case SLJIT_ADD:
+ case SLJIT_ADDC:
+ case SLJIT_MUL:
+ case SLJIT_AND:
+ case SLJIT_OR:
+ case SLJIT_XOR:
+ return emit_op(compiler, op, flags | CUMULATIVE_OP | IMM_OP, dst, dstw, src1, src1w, src2, src2w);
+
+ case SLJIT_SUB:
+ case SLJIT_SUBC:
+ return emit_op(compiler, op, flags | IMM_OP, dst, dstw, src1, src1w, src2, src2w);
+
+ case SLJIT_SHL:
+ case SLJIT_LSHR:
+ case SLJIT_ASHR:
+#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
+ if (src2 & SLJIT_IMM)
+ src2w &= 0x1f;
+#else
+ SLJIT_ASSERT_STOP();
+#endif
+ return emit_op(compiler, op, flags | IMM_OP, 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 << 1;
+}
+
+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, UNMOVABLE_INS);
+}
+
+/* --------------------------------------------------------------------- */
+/* Floating point operators */
+/* --------------------------------------------------------------------- */
+
+SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_is_fpu_available(void)
+{
+#ifdef SLJIT_IS_FPU_AVAILABLE
+ return SLJIT_IS_FPU_AVAILABLE;
+#else
+ /* Available by default. */
+ return 1;
+#endif
+}
+
+#define FLOAT_DATA(op) (DOUBLE_DATA | ((op & SLJIT_SINGLE_OP) >> 7))
+#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 & 0x2), float_transfer_bit_error);
+
+ compiler->cache_arg = 0;
+ compiler->cache_argw = 0;
+
+ if (GET_OPCODE(op) == SLJIT_CMPD) {
+ if (dst & SLJIT_MEM) {
+ FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, dst, dstw, src, srcw));
+ dst = TMP_FREG1;
+ }
+ else
+ dst <<= 1;
+
+ if (src & SLJIT_MEM) {
+ FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src, srcw, 0, 0));
+ src = TMP_FREG2;
+ }
+ else
+ src <<= 1;
+
+ return push_inst(compiler, SELECT_FOP(op, FCMPS, FCMPD) | S1A(dst) | S2A(src), FCC_IS_SET | MOVABLE_INS);
+ }
+
+ dst_fr = FAST_IS_REG(dst) ? (dst << 1) : TMP_FREG1;
+
+ if (src & SLJIT_MEM) {
+ FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, dst_fr, src, srcw, dst, dstw));
+ src = dst_fr;
+ }
+ else
+ src <<= 1;
+
+ switch (GET_OPCODE(op)) {
+ case SLJIT_MOVD:
+ if (src != dst_fr && dst_fr != TMP_FREG1) {
+ FAIL_IF(push_inst(compiler, FMOVS | DA(dst_fr) | S2A(src), MOVABLE_INS));
+ if (!(op & SLJIT_SINGLE_OP))
+ FAIL_IF(push_inst(compiler, FMOVS | DA(dst_fr | 1) | S2A(src | 1), MOVABLE_INS));
+ }
+ break;
+ case SLJIT_NEGD:
+ FAIL_IF(push_inst(compiler, FNEGS | DA(dst_fr) | S2A(src), MOVABLE_INS));
+ if (dst_fr != src && !(op & SLJIT_SINGLE_OP))
+ FAIL_IF(push_inst(compiler, FMOVS | DA(dst_fr | 1) | S2A(src | 1), MOVABLE_INS));
+ break;
+ case SLJIT_ABSD:
+ FAIL_IF(push_inst(compiler, FABSS | DA(dst_fr) | S2A(src), MOVABLE_INS));
+ if (dst_fr != src && !(op & SLJIT_SINGLE_OP))
+ FAIL_IF(push_inst(compiler, FMOVS | DA(dst_fr | 1) | S2A(src | 1), MOVABLE_INS));
+ 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 = FAST_IS_REG(dst) ? (dst << 1) : TMP_FREG2;
+
+ if (src1 & SLJIT_MEM) {
+ if (getput_arg_fast(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w)) {
+ FAIL_IF(compiler->error);
+ src1 = TMP_FREG1;
+ } else
+ flags |= SLOW_SRC1;
+ }
+ else
+ src1 <<= 1;
+
+ if (src2 & SLJIT_MEM) {
+ if (getput_arg_fast(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w)) {
+ FAIL_IF(compiler->error);
+ src2 = TMP_FREG2;
+ } else
+ flags |= SLOW_SRC2;
+ }
+ else
+ src2 <<= 1;
+
+ if ((flags & (SLOW_SRC1 | SLOW_SRC2)) == (SLOW_SRC1 | SLOW_SRC2)) {
+ 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 & SLOW_SRC1)
+ FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w, dst, dstw));
+ else if (flags & SLOW_SRC2)
+ FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w, dst, dstw));
+
+ if (flags & SLOW_SRC1)
+ src1 = TMP_FREG1;
+ if (flags & SLOW_SRC2)
+ src2 = TMP_FREG2;
+
+ switch (GET_OPCODE(op)) {
+ case SLJIT_ADDD:
+ FAIL_IF(push_inst(compiler, SELECT_FOP(op, FADDS, FADDD) | DA(dst_fr) | S1A(src1) | S2A(src2), MOVABLE_INS));
+ break;
+
+ case SLJIT_SUBD:
+ FAIL_IF(push_inst(compiler, SELECT_FOP(op, FSUBS, FSUBD) | DA(dst_fr) | S1A(src1) | S2A(src2), MOVABLE_INS));
+ break;
+
+ case SLJIT_MULD:
+ FAIL_IF(push_inst(compiler, SELECT_FOP(op, FMULS, FMULD) | DA(dst_fr) | S1A(src1) | S2A(src2), MOVABLE_INS));
+ break;
+
+ case SLJIT_DIVD:
+ FAIL_IF(push_inst(compiler, SELECT_FOP(op, FDIVS, FDIVD) | DA(dst_fr) | S1A(src1) | S2A(src2), MOVABLE_INS));
+ 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 (FAST_IS_REG(dst))
+ return push_inst(compiler, OR | D(dst) | S1(0) | S2(TMP_LINK), DR(dst));
+
+ /* Memory. */
+ return emit_op_mem(compiler, WORD_DATA, TMP_LINK, dst, dstw);
+}
+
+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 (FAST_IS_REG(src))
+ FAIL_IF(push_inst(compiler, OR | D(TMP_LINK) | S1(0) | S2(src), DR(TMP_LINK)));
+ else if (src & SLJIT_MEM)
+ FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, TMP_LINK, src, srcw));
+ else if (src & SLJIT_IMM)
+ FAIL_IF(load_immediate(compiler, TMP_LINK, srcw));
+
+ FAIL_IF(push_inst(compiler, JMPL | D(0) | S1(TMP_LINK) | IMM(8), UNMOVABLE_INS));
+ return push_inst(compiler, NOP, UNMOVABLE_INS);
+}
+
+/* --------------------------------------------------------------------- */
+/* 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);
+ compiler->delay_slot = UNMOVABLE_INS;
+ return label;
+}
+
+static sljit_ins get_cc(sljit_si type)
+{
+ switch (type) {
+ case SLJIT_C_EQUAL:
+ case SLJIT_C_MUL_NOT_OVERFLOW:
+ return DA(0x1);
+
+ case SLJIT_C_NOT_EQUAL:
+ case SLJIT_C_MUL_OVERFLOW:
+ return DA(0x9);
+
+ case SLJIT_C_LESS:
+ return DA(0x5);
+
+ case SLJIT_C_GREATER_EQUAL:
+ return DA(0xd);
+
+ case SLJIT_C_GREATER:
+ return DA(0xc);
+
+ case SLJIT_C_LESS_EQUAL:
+ return DA(0x4);
+
+ case SLJIT_C_SIG_LESS:
+ return DA(0x3);
+
+ case SLJIT_C_SIG_GREATER_EQUAL:
+ return DA(0xb);
+
+ case SLJIT_C_SIG_GREATER:
+ return DA(0xa);
+
+ case SLJIT_C_SIG_LESS_EQUAL:
+ return DA(0x2);
+
+ case SLJIT_C_OVERFLOW:
+ return DA(0x7);
+
+ case SLJIT_C_NOT_OVERFLOW:
+ return DA(0xf);
+
+ case SLJIT_C_FLOAT_EQUAL:
+ return DA(0x9);
+
+ case SLJIT_C_FLOAT_NOT_EQUAL: /* Unordered. */
+ return DA(0x1);
+
+ case SLJIT_C_FLOAT_LESS:
+ return DA(0x4);
+
+ case SLJIT_C_FLOAT_GREATER_EQUAL: /* Unordered. */
+ return DA(0xc);
+
+ case SLJIT_C_FLOAT_LESS_EQUAL:
+ return DA(0xd);
+
+ case SLJIT_C_FLOAT_GREATER: /* Unordered. */
+ return DA(0x5);
+
+ case SLJIT_C_FLOAT_UNORDERED:
+ return DA(0x7);
+
+ case SLJIT_C_FLOAT_ORDERED:
+ return DA(0xf);
+
+ default:
+ SLJIT_ASSERT_STOP();
+ return DA(0x8);
+ }
+}
+
+SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compiler *compiler, sljit_si type)
+{
+ struct sljit_jump *jump;
+
+ CHECK_ERROR_PTR();
+ check_sljit_emit_jump(compiler, type);
+
+ 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;
+
+ if (type < SLJIT_C_FLOAT_EQUAL) {
+ jump->flags |= IS_COND;
+ if (((compiler->delay_slot & DST_INS_MASK) != UNMOVABLE_INS) && !(compiler->delay_slot & ICC_IS_SET))
+ jump->flags |= IS_MOVABLE;
+#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
+ PTR_FAIL_IF(push_inst(compiler, BICC | get_cc(type ^ 1) | 5, UNMOVABLE_INS));
+#else
+#error "Implementation required"
+#endif
+ }
+ else if (type < SLJIT_JUMP) {
+ jump->flags |= IS_COND;
+ if (((compiler->delay_slot & DST_INS_MASK) != UNMOVABLE_INS) && !(compiler->delay_slot & FCC_IS_SET))
+ jump->flags |= IS_MOVABLE;
+#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
+ PTR_FAIL_IF(push_inst(compiler, FBFCC | get_cc(type ^ 1) | 5, UNMOVABLE_INS));
+#else
+#error "Implementation required"
+#endif
+ } else {
+ if ((compiler->delay_slot & DST_INS_MASK) != UNMOVABLE_INS)
+ jump->flags |= IS_MOVABLE;
+ if (type >= SLJIT_FAST_CALL)
+ jump->flags |= IS_CALL;
+ }
+
+ PTR_FAIL_IF(emit_const(compiler, TMP_REG2, 0));
+ PTR_FAIL_IF(push_inst(compiler, JMPL | D(type >= SLJIT_FAST_CALL ? TMP_LINK : 0) | S1(TMP_REG2) | IMM(0), UNMOVABLE_INS));
+ jump->addr = compiler->size;
+ PTR_FAIL_IF(push_inst(compiler, NOP, UNMOVABLE_INS));
+
+ 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 (FAST_IS_REG(src))
+ 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);
+ jump->u.target = srcw;
+ if ((compiler->delay_slot & DST_INS_MASK) != UNMOVABLE_INS)
+ jump->flags |= IS_MOVABLE;
+ if (type >= SLJIT_FAST_CALL)
+ jump->flags |= IS_CALL;
+
+ FAIL_IF(emit_const(compiler, TMP_REG2, 0));
+ src_r = TMP_REG2;
+ }
+ else {
+ FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, TMP_REG2, src, srcw));
+ src_r = TMP_REG2;
+ }
+
+ FAIL_IF(push_inst(compiler, JMPL | D(type >= SLJIT_FAST_CALL ? TMP_LINK : 0) | S1(src_r) | IMM(0), UNMOVABLE_INS));
+ if (jump)
+ jump->addr = compiler->size;
+ return push_inst(compiler, NOP, UNMOVABLE_INS);
+}
+
+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, flags = (GET_FLAGS(op) ? SET_FLAGS : 0);
+
+ 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;
+
+#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
+ op = GET_OPCODE(op);
+ reg = (op < SLJIT_ADD && FAST_IS_REG(dst)) ? dst : TMP_REG2;
+
+ compiler->cache_arg = 0;
+ compiler->cache_argw = 0;
+ if (op >= SLJIT_ADD && (src & SLJIT_MEM)) {
+ ADJUST_LOCAL_OFFSET(src, srcw);
+ FAIL_IF(emit_op_mem2(compiler, WORD_DATA | LOAD_DATA, TMP_REG1, src, srcw, dst, dstw));
+ src = TMP_REG1;
+ srcw = 0;
+ }
+
+ if (type < SLJIT_C_FLOAT_EQUAL)
+ FAIL_IF(push_inst(compiler, BICC | get_cc(type) | 3, UNMOVABLE_INS));
+ else
+ FAIL_IF(push_inst(compiler, FBFCC | get_cc(type) | 3, UNMOVABLE_INS));
+
+ FAIL_IF(push_inst(compiler, OR | D(reg) | S1(0) | IMM(1), UNMOVABLE_INS));
+ FAIL_IF(push_inst(compiler, OR | D(reg) | S1(0) | IMM(0), UNMOVABLE_INS));
+
+ if (op >= SLJIT_ADD)
+ return emit_op(compiler, op, flags | CUMULATIVE_OP | IMM_OP | ALT_KEEP_CACHE, dst, dstw, src, srcw, TMP_REG2, 0);
+
+ return (reg == TMP_REG2) ? emit_op_mem(compiler, WORD_DATA, TMP_REG2, dst, dstw) : SLJIT_SUCCESS;
+#else
+#error "Implementation required"
+#endif
+}
+
+SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compiler *compiler, sljit_si dst, sljit_sw dstw, sljit_sw init_value)
+{
+ sljit_si reg;
+ struct sljit_const *const_;
+
+ 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 = SLOW_IS_REG(dst) ? dst : TMP_REG2;
+
+ PTR_FAIL_IF(emit_const(compiler, reg, init_value));
+
+ if (dst & SLJIT_MEM)
+ PTR_FAIL_IF(emit_op_mem(compiler, WORD_DATA, TMP_REG2, dst, dstw));
+ return const_;
+}