diff options
Diffstat (limited to 'src/sljit/sljitNativeTILEGX_64.c')
| -rw-r--r-- | src/sljit/sljitNativeTILEGX_64.c | 2565 |
1 files changed, 0 insertions, 2565 deletions
diff --git a/src/sljit/sljitNativeTILEGX_64.c b/src/sljit/sljitNativeTILEGX_64.c deleted file mode 100644 index 4e3e9c6..0000000 --- a/src/sljit/sljitNativeTILEGX_64.c +++ /dev/null @@ -1,2565 +0,0 @@ -/* - * Stack-less Just-In-Time compiler - * - * Copyright 2013-2013 Tilera Corporation(jiwang@tilera.com). All rights reserved. - * 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. - */ - -/* TileGX architecture. */ -/* Contributed by Tilera Corporation. */ -#include "sljitNativeTILEGX-encoder.c" - -#define SIMM_8BIT_MAX (0x7f) -#define SIMM_8BIT_MIN (-0x80) -#define SIMM_16BIT_MAX (0x7fff) -#define SIMM_16BIT_MIN (-0x8000) -#define SIMM_17BIT_MAX (0xffff) -#define SIMM_17BIT_MIN (-0x10000) -#define SIMM_32BIT_MAX (0x7fffffff) -#define SIMM_32BIT_MIN (-0x7fffffff - 1) -#define SIMM_48BIT_MAX (0x7fffffff0000L) -#define SIMM_48BIT_MIN (-0x800000000000L) -#define IMM16(imm) ((imm) & 0xffff) - -#define UIMM_16BIT_MAX (0xffff) - -#define TMP_REG1 (SLJIT_NUMBER_OF_REGISTERS + 2) -#define TMP_REG2 (SLJIT_NUMBER_OF_REGISTERS + 3) -#define TMP_REG3 (SLJIT_NUMBER_OF_REGISTERS + 4) -#define ADDR_TMP (SLJIT_NUMBER_OF_REGISTERS + 5) -#define PIC_ADDR_REG TMP_REG2 - -static const sljit_u8 reg_map[SLJIT_NUMBER_OF_REGISTERS + 6] = { - 63, 0, 1, 2, 3, 4, 30, 31, 32, 33, 34, 54, 5, 16, 6, 7 -}; - -#define SLJIT_LOCALS_REG_mapped 54 -#define TMP_REG1_mapped 5 -#define TMP_REG2_mapped 16 -#define TMP_REG3_mapped 6 -#define ADDR_TMP_mapped 7 - -/* Flags are keept in volatile registers. */ -#define EQUAL_FLAG 8 -/* And carry flag as well. */ -#define ULESS_FLAG 9 -#define UGREATER_FLAG 10 -#define LESS_FLAG 11 -#define GREATER_FLAG 12 -#define OVERFLOW_FLAG 13 - -#define ZERO 63 -#define RA 55 -#define TMP_EREG1 14 -#define TMP_EREG2 15 - -#define LOAD_DATA 0x01 -#define WORD_DATA 0x00 -#define BYTE_DATA 0x02 -#define HALF_DATA 0x04 -#define INT_DATA 0x06 -#define SIGNED_DATA 0x08 -#define DOUBLE_DATA 0x10 - -/* Separates integer and floating point registers */ -#define GPR_REG 0xf - -#define MEM_MASK 0x1f - -#define WRITE_BACK 0x00020 -#define ARG_TEST 0x00040 -#define ALT_KEEP_CACHE 0x00080 -#define CUMULATIVE_OP 0x00100 -#define LOGICAL_OP 0x00200 -#define IMM_OP 0x00400 -#define SRC2_IMM 0x00800 - -#define UNUSED_DEST 0x01000 -#define REG_DEST 0x02000 -#define REG1_SOURCE 0x04000 -#define REG2_SOURCE 0x08000 -#define SLOW_SRC1 0x10000 -#define SLOW_SRC2 0x20000 -#define SLOW_DEST 0x40000 - -/* Only these flags are set. UNUSED_DEST is not set when no flags should be set. - */ -#define CHECK_FLAGS(list) (!(flags & UNUSED_DEST) || (op & GET_FLAGS(~(list)))) - -SLJIT_API_FUNC_ATTRIBUTE const char *sljit_get_platform_name(void) -{ - return "TileGX" SLJIT_CPUINFO; -} - -/* Length of an instruction word */ -typedef sljit_uw sljit_ins; - -struct jit_instr { - const struct tilegx_opcode* opcode; - tilegx_pipeline pipe; - unsigned long input_registers; - unsigned long output_registers; - int operand_value[4]; - int line; -}; - -/* Opcode Helper Macros */ -#define TILEGX_X_MODE 0 - -#define X_MODE create_Mode(TILEGX_X_MODE) - -#define FNOP_X0 \ - create_Opcode_X0(RRR_0_OPCODE_X0) | \ - create_RRROpcodeExtension_X0(UNARY_RRR_0_OPCODE_X0) | \ - create_UnaryOpcodeExtension_X0(FNOP_UNARY_OPCODE_X0) - -#define FNOP_X1 \ - create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(UNARY_RRR_0_OPCODE_X1) | \ - create_UnaryOpcodeExtension_X1(FNOP_UNARY_OPCODE_X1) - -#define NOP \ - create_Mode(TILEGX_X_MODE) | FNOP_X0 | FNOP_X1 - -#define ANOP_X0 \ - create_Opcode_X0(RRR_0_OPCODE_X0) | \ - create_RRROpcodeExtension_X0(UNARY_RRR_0_OPCODE_X0) | \ - create_UnaryOpcodeExtension_X0(NOP_UNARY_OPCODE_X0) - -#define BPT create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(UNARY_RRR_0_OPCODE_X1) | \ - create_UnaryOpcodeExtension_X1(ILL_UNARY_OPCODE_X1) | \ - create_Dest_X1(0x1C) | create_SrcA_X1(0x25) | ANOP_X0 - -#define ADD_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(ADD_RRR_0_OPCODE_X1) | FNOP_X0 - -#define ADDI_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(IMM8_OPCODE_X1) | \ - create_Imm8OpcodeExtension_X1(ADDI_IMM8_OPCODE_X1) | FNOP_X0 - -#define SUB_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(SUB_RRR_0_OPCODE_X1) | FNOP_X0 - -#define NOR_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(NOR_RRR_0_OPCODE_X1) | FNOP_X0 - -#define OR_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(OR_RRR_0_OPCODE_X1) | FNOP_X0 - -#define AND_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(AND_RRR_0_OPCODE_X1) | FNOP_X0 - -#define XOR_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(XOR_RRR_0_OPCODE_X1) | FNOP_X0 - -#define CMOVNEZ_X0 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X0(RRR_0_OPCODE_X0) | \ - create_RRROpcodeExtension_X0(CMOVNEZ_RRR_0_OPCODE_X0) | FNOP_X1 - -#define CMOVEQZ_X0 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X0(RRR_0_OPCODE_X0) | \ - create_RRROpcodeExtension_X0(CMOVEQZ_RRR_0_OPCODE_X0) | FNOP_X1 - -#define ADDLI_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(ADDLI_OPCODE_X1) | FNOP_X0 - -#define V4INT_L_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(V4INT_L_RRR_0_OPCODE_X1) | FNOP_X0 - -#define BFEXTU_X0 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X0(BF_OPCODE_X0) | \ - create_BFOpcodeExtension_X0(BFEXTU_BF_OPCODE_X0) | FNOP_X1 - -#define BFEXTS_X0 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X0(BF_OPCODE_X0) | \ - create_BFOpcodeExtension_X0(BFEXTS_BF_OPCODE_X0) | FNOP_X1 - -#define SHL16INSLI_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(SHL16INSLI_OPCODE_X1) | FNOP_X0 - -#define ST_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(ST_RRR_0_OPCODE_X1) | create_Dest_X1(0x0) | FNOP_X0 - -#define LD_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(UNARY_RRR_0_OPCODE_X1) | \ - create_UnaryOpcodeExtension_X1(LD_UNARY_OPCODE_X1) | FNOP_X0 - -#define JR_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(UNARY_RRR_0_OPCODE_X1) | \ - create_UnaryOpcodeExtension_X1(JR_UNARY_OPCODE_X1) | FNOP_X0 - -#define JALR_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(UNARY_RRR_0_OPCODE_X1) | \ - create_UnaryOpcodeExtension_X1(JALR_UNARY_OPCODE_X1) | FNOP_X0 - -#define CLZ_X0 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X0(RRR_0_OPCODE_X0) | \ - create_RRROpcodeExtension_X0(UNARY_RRR_0_OPCODE_X0) | \ - create_UnaryOpcodeExtension_X0(CNTLZ_UNARY_OPCODE_X0) | FNOP_X1 - -#define CMPLTUI_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(IMM8_OPCODE_X1) | \ - create_Imm8OpcodeExtension_X1(CMPLTUI_IMM8_OPCODE_X1) | FNOP_X0 - -#define CMPLTU_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(CMPLTU_RRR_0_OPCODE_X1) | FNOP_X0 - -#define CMPLTS_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(CMPLTS_RRR_0_OPCODE_X1) | FNOP_X0 - -#define XORI_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(IMM8_OPCODE_X1) | \ - create_Imm8OpcodeExtension_X1(XORI_IMM8_OPCODE_X1) | FNOP_X0 - -#define ORI_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(IMM8_OPCODE_X1) | \ - create_Imm8OpcodeExtension_X1(ORI_IMM8_OPCODE_X1) | FNOP_X0 - -#define ANDI_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(IMM8_OPCODE_X1) | \ - create_Imm8OpcodeExtension_X1(ANDI_IMM8_OPCODE_X1) | FNOP_X0 - -#define SHLI_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(SHIFT_OPCODE_X1) | \ - create_ShiftOpcodeExtension_X1(SHLI_SHIFT_OPCODE_X1) | FNOP_X0 - -#define SHL_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(SHL_RRR_0_OPCODE_X1) | FNOP_X0 - -#define SHRSI_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(SHIFT_OPCODE_X1) | \ - create_ShiftOpcodeExtension_X1(SHRSI_SHIFT_OPCODE_X1) | FNOP_X0 - -#define SHRS_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(SHRS_RRR_0_OPCODE_X1) | FNOP_X0 - -#define SHRUI_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(SHIFT_OPCODE_X1) | \ - create_ShiftOpcodeExtension_X1(SHRUI_SHIFT_OPCODE_X1) | FNOP_X0 - -#define SHRU_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(RRR_0_OPCODE_X1) | \ - create_RRROpcodeExtension_X1(SHRU_RRR_0_OPCODE_X1) | FNOP_X0 - -#define BEQZ_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(BRANCH_OPCODE_X1) | \ - create_BrType_X1(BEQZ_BRANCH_OPCODE_X1) | FNOP_X0 - -#define BNEZ_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(BRANCH_OPCODE_X1) | \ - create_BrType_X1(BNEZ_BRANCH_OPCODE_X1) | FNOP_X0 - -#define J_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(JUMP_OPCODE_X1) | \ - create_JumpOpcodeExtension_X1(J_JUMP_OPCODE_X1) | FNOP_X0 - -#define JAL_X1 \ - create_Mode(TILEGX_X_MODE) | create_Opcode_X1(JUMP_OPCODE_X1) | \ - create_JumpOpcodeExtension_X1(JAL_JUMP_OPCODE_X1) | FNOP_X0 - -#define DEST_X0(x) create_Dest_X0(x) -#define SRCA_X0(x) create_SrcA_X0(x) -#define SRCB_X0(x) create_SrcB_X0(x) -#define DEST_X1(x) create_Dest_X1(x) -#define SRCA_X1(x) create_SrcA_X1(x) -#define SRCB_X1(x) create_SrcB_X1(x) -#define IMM16_X1(x) create_Imm16_X1(x) -#define IMM8_X1(x) create_Imm8_X1(x) -#define BFSTART_X0(x) create_BFStart_X0(x) -#define BFEND_X0(x) create_BFEnd_X0(x) -#define SHIFTIMM_X1(x) create_ShAmt_X1(x) -#define JOFF_X1(x) create_JumpOff_X1(x) -#define BOFF_X1(x) create_BrOff_X1(x) - -static const tilegx_mnemonic data_transfer_insts[16] = { - /* u w s */ TILEGX_OPC_ST /* st */, - /* u w l */ TILEGX_OPC_LD /* ld */, - /* u b s */ TILEGX_OPC_ST1 /* st1 */, - /* u b l */ TILEGX_OPC_LD1U /* ld1u */, - /* u h s */ TILEGX_OPC_ST2 /* st2 */, - /* u h l */ TILEGX_OPC_LD2U /* ld2u */, - /* u i s */ TILEGX_OPC_ST4 /* st4 */, - /* u i l */ TILEGX_OPC_LD4U /* ld4u */, - /* s w s */ TILEGX_OPC_ST /* st */, - /* s w l */ TILEGX_OPC_LD /* ld */, - /* s b s */ TILEGX_OPC_ST1 /* st1 */, - /* s b l */ TILEGX_OPC_LD1S /* ld1s */, - /* s h s */ TILEGX_OPC_ST2 /* st2 */, - /* s h l */ TILEGX_OPC_LD2S /* ld2s */, - /* s i s */ TILEGX_OPC_ST4 /* st4 */, - /* s i l */ TILEGX_OPC_LD4S /* ld4s */, -}; - -#ifdef TILEGX_JIT_DEBUG -static sljit_s32 push_inst_debug(struct sljit_compiler *compiler, sljit_ins ins, int line) -{ - sljit_ins *ptr = (sljit_ins *)ensure_buf(compiler, sizeof(sljit_ins)); - FAIL_IF(!ptr); - *ptr = ins; - compiler->size++; - printf("|%04d|S0|:\t\t", line); - print_insn_tilegx(ptr); - return SLJIT_SUCCESS; -} - -static sljit_s32 push_inst_nodebug(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; -} - -#define push_inst(a, b) push_inst_debug(a, b, __LINE__) -#else -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; -} -#endif - -#define BUNDLE_FORMAT_MASK(p0, p1, p2) \ - ((p0) | ((p1) << 8) | ((p2) << 16)) - -#define BUNDLE_FORMAT(p0, p1, p2) \ - { \ - { \ - (tilegx_pipeline)(p0), \ - (tilegx_pipeline)(p1), \ - (tilegx_pipeline)(p2) \ - }, \ - BUNDLE_FORMAT_MASK(1 << (p0), 1 << (p1), (1 << (p2))) \ - } - -#define NO_PIPELINE TILEGX_NUM_PIPELINE_ENCODINGS - -#define tilegx_is_x_pipeline(p) ((int)(p) <= (int)TILEGX_PIPELINE_X1) - -#define PI(encoding) \ - push_inst(compiler, encoding) - -#define PB3(opcode, dst, srca, srcb) \ - push_3_buffer(compiler, opcode, dst, srca, srcb, __LINE__) - -#define PB2(opcode, dst, src) \ - push_2_buffer(compiler, opcode, dst, src, __LINE__) - -#define JR(reg) \ - push_jr_buffer(compiler, TILEGX_OPC_JR, reg, __LINE__) - -#define ADD(dst, srca, srcb) \ - push_3_buffer(compiler, TILEGX_OPC_ADD, dst, srca, srcb, __LINE__) - -#define SUB(dst, srca, srcb) \ - push_3_buffer(compiler, TILEGX_OPC_SUB, dst, srca, srcb, __LINE__) - -#define MUL(dst, srca, srcb) \ - push_3_buffer(compiler, TILEGX_OPC_MULX, dst, srca, srcb, __LINE__) - -#define NOR(dst, srca, srcb) \ - push_3_buffer(compiler, TILEGX_OPC_NOR, dst, srca, srcb, __LINE__) - -#define OR(dst, srca, srcb) \ - push_3_buffer(compiler, TILEGX_OPC_OR, dst, srca, srcb, __LINE__) - -#define XOR(dst, srca, srcb) \ - push_3_buffer(compiler, TILEGX_OPC_XOR, dst, srca, srcb, __LINE__) - -#define AND(dst, srca, srcb) \ - push_3_buffer(compiler, TILEGX_OPC_AND, dst, srca, srcb, __LINE__) - -#define CLZ(dst, src) \ - push_2_buffer(compiler, TILEGX_OPC_CLZ, dst, src, __LINE__) - -#define SHLI(dst, srca, srcb) \ - push_3_buffer(compiler, TILEGX_OPC_SHLI, dst, srca, srcb, __LINE__) - -#define SHRUI(dst, srca, imm) \ - push_3_buffer(compiler, TILEGX_OPC_SHRUI, dst, srca, imm, __LINE__) - -#define XORI(dst, srca, imm) \ - push_3_buffer(compiler, TILEGX_OPC_XORI, dst, srca, imm, __LINE__) - -#define ORI(dst, srca, imm) \ - push_3_buffer(compiler, TILEGX_OPC_ORI, dst, srca, imm, __LINE__) - -#define CMPLTU(dst, srca, srcb) \ - push_3_buffer(compiler, TILEGX_OPC_CMPLTU, dst, srca, srcb, __LINE__) - -#define CMPLTS(dst, srca, srcb) \ - push_3_buffer(compiler, TILEGX_OPC_CMPLTS, dst, srca, srcb, __LINE__) - -#define CMPLTUI(dst, srca, imm) \ - push_3_buffer(compiler, TILEGX_OPC_CMPLTUI, dst, srca, imm, __LINE__) - -#define CMOVNEZ(dst, srca, srcb) \ - push_3_buffer(compiler, TILEGX_OPC_CMOVNEZ, dst, srca, srcb, __LINE__) - -#define CMOVEQZ(dst, srca, srcb) \ - push_3_buffer(compiler, TILEGX_OPC_CMOVEQZ, dst, srca, srcb, __LINE__) - -#define ADDLI(dst, srca, srcb) \ - push_3_buffer(compiler, TILEGX_OPC_ADDLI, dst, srca, srcb, __LINE__) - -#define SHL16INSLI(dst, srca, srcb) \ - push_3_buffer(compiler, TILEGX_OPC_SHL16INSLI, dst, srca, srcb, __LINE__) - -#define LD_ADD(dst, addr, adjust) \ - push_3_buffer(compiler, TILEGX_OPC_LD_ADD, dst, addr, adjust, __LINE__) - -#define ST_ADD(src, addr, adjust) \ - push_3_buffer(compiler, TILEGX_OPC_ST_ADD, src, addr, adjust, __LINE__) - -#define LD(dst, addr) \ - push_2_buffer(compiler, TILEGX_OPC_LD, dst, addr, __LINE__) - -#define BFEXTU(dst, src, start, end) \ - push_4_buffer(compiler, TILEGX_OPC_BFEXTU, dst, src, start, end, __LINE__) - -#define BFEXTS(dst, src, start, end) \ - push_4_buffer(compiler, TILEGX_OPC_BFEXTS, dst, src, start, end, __LINE__) - -#define ADD_SOLO(dest, srca, srcb) \ - push_inst(compiler, ADD_X1 | DEST_X1(dest) | SRCA_X1(srca) | SRCB_X1(srcb)) - -#define ADDI_SOLO(dest, srca, imm) \ - push_inst(compiler, ADDI_X1 | DEST_X1(dest) | SRCA_X1(srca) | IMM8_X1(imm)) - -#define ADDLI_SOLO(dest, srca, imm) \ - push_inst(compiler, ADDLI_X1 | DEST_X1(dest) | SRCA_X1(srca) | IMM16_X1(imm)) - -#define SHL16INSLI_SOLO(dest, srca, imm) \ - push_inst(compiler, SHL16INSLI_X1 | DEST_X1(dest) | SRCA_X1(srca) | IMM16_X1(imm)) - -#define JALR_SOLO(reg) \ - push_inst(compiler, JALR_X1 | SRCA_X1(reg)) - -#define JR_SOLO(reg) \ - push_inst(compiler, JR_X1 | SRCA_X1(reg)) - -struct Format { - /* Mapping of bundle issue slot to assigned pipe. */ - tilegx_pipeline pipe[TILEGX_MAX_INSTRUCTIONS_PER_BUNDLE]; - - /* Mask of pipes used by this bundle. */ - unsigned int pipe_mask; -}; - -const struct Format formats[] = -{ - /* In Y format we must always have something in Y2, since it has - * no fnop, so this conveys that Y2 must always be used. */ - BUNDLE_FORMAT(TILEGX_PIPELINE_Y0, TILEGX_PIPELINE_Y2, NO_PIPELINE), - BUNDLE_FORMAT(TILEGX_PIPELINE_Y1, TILEGX_PIPELINE_Y2, NO_PIPELINE), - BUNDLE_FORMAT(TILEGX_PIPELINE_Y2, TILEGX_PIPELINE_Y0, NO_PIPELINE), - BUNDLE_FORMAT(TILEGX_PIPELINE_Y2, TILEGX_PIPELINE_Y1, NO_PIPELINE), - - /* Y format has three instructions. */ - BUNDLE_FORMAT(TILEGX_PIPELINE_Y0, TILEGX_PIPELINE_Y1, TILEGX_PIPELINE_Y2), - BUNDLE_FORMAT(TILEGX_PIPELINE_Y0, TILEGX_PIPELINE_Y2, TILEGX_PIPELINE_Y1), - BUNDLE_FORMAT(TILEGX_PIPELINE_Y1, TILEGX_PIPELINE_Y0, TILEGX_PIPELINE_Y2), - BUNDLE_FORMAT(TILEGX_PIPELINE_Y1, TILEGX_PIPELINE_Y2, TILEGX_PIPELINE_Y0), - BUNDLE_FORMAT(TILEGX_PIPELINE_Y2, TILEGX_PIPELINE_Y0, TILEGX_PIPELINE_Y1), - BUNDLE_FORMAT(TILEGX_PIPELINE_Y2, TILEGX_PIPELINE_Y1, TILEGX_PIPELINE_Y0), - - /* X format has only two instructions. */ - BUNDLE_FORMAT(TILEGX_PIPELINE_X0, TILEGX_PIPELINE_X1, NO_PIPELINE), - BUNDLE_FORMAT(TILEGX_PIPELINE_X1, TILEGX_PIPELINE_X0, NO_PIPELINE) -}; - - -struct jit_instr inst_buf[TILEGX_MAX_INSTRUCTIONS_PER_BUNDLE]; -unsigned long inst_buf_index; - -tilegx_pipeline get_any_valid_pipe(const struct tilegx_opcode* opcode) -{ - /* FIXME: tile: we could pregenerate this. */ - int pipe; - for (pipe = 0; ((opcode->pipes & (1 << pipe)) == 0 && pipe < TILEGX_NUM_PIPELINE_ENCODINGS); pipe++) - ; - return (tilegx_pipeline)(pipe); -} - -void insert_nop(tilegx_mnemonic opc, int line) -{ - const struct tilegx_opcode* opcode = NULL; - - memmove(&inst_buf[1], &inst_buf[0], inst_buf_index * sizeof inst_buf[0]); - - opcode = &tilegx_opcodes[opc]; - inst_buf[0].opcode = opcode; - inst_buf[0].pipe = get_any_valid_pipe(opcode); - inst_buf[0].input_registers = 0; - inst_buf[0].output_registers = 0; - inst_buf[0].line = line; - ++inst_buf_index; -} - -const struct Format* compute_format() -{ - unsigned int compatible_pipes = BUNDLE_FORMAT_MASK( - inst_buf[0].opcode->pipes, - inst_buf[1].opcode->pipes, - (inst_buf_index == 3 ? inst_buf[2].opcode->pipes : (1 << NO_PIPELINE))); - - const struct Format* match = NULL; - const struct Format *b = NULL; - unsigned int i; - for (i = 0; i < sizeof formats / sizeof formats[0]; i++) { - b = &formats[i]; - if ((b->pipe_mask & compatible_pipes) == b->pipe_mask) { - match = b; - break; - } - } - - return match; -} - -sljit_s32 assign_pipes() -{ - unsigned long output_registers = 0; - unsigned int i = 0; - - if (inst_buf_index == 1) { - tilegx_mnemonic opc = inst_buf[0].opcode->can_bundle - ? TILEGX_OPC_FNOP : TILEGX_OPC_NOP; - insert_nop(opc, __LINE__); - } - - const struct Format* match = compute_format(); - - if (match == NULL) - return -1; - - for (i = 0; i < inst_buf_index; i++) { - - if ((i > 0) && ((inst_buf[i].input_registers & output_registers) != 0)) - return -1; - - if ((i > 0) && ((inst_buf[i].output_registers & output_registers) != 0)) - return -1; - - /* Don't include Rzero in the match set, to avoid triggering - needlessly on 'prefetch' instrs. */ - - output_registers |= inst_buf[i].output_registers & 0xFFFFFFFFFFFFFFL; - - inst_buf[i].pipe = match->pipe[i]; - } - - /* If only 2 instrs, and in Y-mode, insert a nop. */ - if (inst_buf_index == 2 && !tilegx_is_x_pipeline(match->pipe[0])) { - insert_nop(TILEGX_OPC_FNOP, __LINE__); - - /* Select the yet unassigned pipe. */ - tilegx_pipeline pipe = (tilegx_pipeline)(((TILEGX_PIPELINE_Y0 - + TILEGX_PIPELINE_Y1 + TILEGX_PIPELINE_Y2) - - (inst_buf[1].pipe + inst_buf[2].pipe))); - - inst_buf[0].pipe = pipe; - } - - return 0; -} - -tilegx_bundle_bits get_bundle_bit(struct jit_instr *inst) -{ - int i, val; - const struct tilegx_opcode* opcode = inst->opcode; - tilegx_bundle_bits bits = opcode->fixed_bit_values[inst->pipe]; - - const struct tilegx_operand* operand = NULL; - for (i = 0; i < opcode->num_operands; i++) { - operand = &tilegx_operands[opcode->operands[inst->pipe][i]]; - val = inst->operand_value[i]; - - bits |= operand->insert(val); - } - - return bits; -} - -static sljit_s32 update_buffer(struct sljit_compiler *compiler) -{ - int i; - int orig_index = inst_buf_index; - struct jit_instr inst0 = inst_buf[0]; - struct jit_instr inst1 = inst_buf[1]; - struct jit_instr inst2 = inst_buf[2]; - tilegx_bundle_bits bits = 0; - - /* If the bundle is valid as is, perform the encoding and return 1. */ - if (assign_pipes() == 0) { - for (i = 0; i < inst_buf_index; i++) { - bits |= get_bundle_bit(inst_buf + i); -#ifdef TILEGX_JIT_DEBUG - printf("|%04d", inst_buf[i].line); -#endif - } -#ifdef TILEGX_JIT_DEBUG - if (inst_buf_index == 3) - printf("|M0|:\t"); - else - printf("|M0|:\t\t"); - print_insn_tilegx(&bits); -#endif - - inst_buf_index = 0; - -#ifdef TILEGX_JIT_DEBUG - return push_inst_nodebug(compiler, bits); -#else - return push_inst(compiler, bits); -#endif - } - - /* If the bundle is invalid, split it in two. First encode the first two - (or possibly 1) instructions, and then the last, separately. Note that - assign_pipes may have re-ordered the instrs (by inserting no-ops in - lower slots) so we need to reset them. */ - - inst_buf_index = orig_index - 1; - inst_buf[0] = inst0; - inst_buf[1] = inst1; - inst_buf[2] = inst2; - if (assign_pipes() == 0) { - for (i = 0; i < inst_buf_index; i++) { - bits |= get_bundle_bit(inst_buf + i); -#ifdef TILEGX_JIT_DEBUG - printf("|%04d", inst_buf[i].line); -#endif - } - -#ifdef TILEGX_JIT_DEBUG - if (inst_buf_index == 3) - printf("|M1|:\t"); - else - printf("|M1|:\t\t"); - print_insn_tilegx(&bits); -#endif - - if ((orig_index - 1) == 2) { - inst_buf[0] = inst2; - inst_buf_index = 1; - } else if ((orig_index - 1) == 1) { - inst_buf[0] = inst1; - inst_buf_index = 1; - } else - SLJIT_UNREACHABLE(); - -#ifdef TILEGX_JIT_DEBUG - return push_inst_nodebug(compiler, bits); -#else - return push_inst(compiler, bits); -#endif - } else { - /* We had 3 instrs of which the first 2 can't live in the same bundle. - Split those two. Note that we don't try to then combine the second - and third instr into a single bundle. First instruction: */ - inst_buf_index = 1; - inst_buf[0] = inst0; - inst_buf[1] = inst1; - inst_buf[2] = inst2; - if (assign_pipes() == 0) { - for (i = 0; i < inst_buf_index; i++) { - bits |= get_bundle_bit(inst_buf + i); -#ifdef TILEGX_JIT_DEBUG - printf("|%04d", inst_buf[i].line); -#endif - } - -#ifdef TILEGX_JIT_DEBUG - if (inst_buf_index == 3) - printf("|M2|:\t"); - else - printf("|M2|:\t\t"); - print_insn_tilegx(&bits); -#endif - - inst_buf[0] = inst1; - inst_buf[1] = inst2; - inst_buf_index = orig_index - 1; -#ifdef TILEGX_JIT_DEBUG - return push_inst_nodebug(compiler, bits); -#else - return push_inst(compiler, bits); -#endif - } else - SLJIT_UNREACHABLE(); - } - - SLJIT_UNREACHABLE(); -} - -static sljit_s32 flush_buffer(struct sljit_compiler *compiler) -{ - while (inst_buf_index != 0) { - FAIL_IF(update_buffer(compiler)); - } - return SLJIT_SUCCESS; -} - -static sljit_s32 push_4_buffer(struct sljit_compiler *compiler, tilegx_mnemonic opc, int op0, int op1, int op2, int op3, int line) -{ - if (inst_buf_index == TILEGX_MAX_INSTRUCTIONS_PER_BUNDLE) - FAIL_IF(update_buffer(compiler)); - - const struct tilegx_opcode* opcode = &tilegx_opcodes[opc]; - inst_buf[inst_buf_index].opcode = opcode; - inst_buf[inst_buf_index].pipe = get_any_valid_pipe(opcode); - inst_buf[inst_buf_index].operand_value[0] = op0; - inst_buf[inst_buf_index].operand_value[1] = op1; - inst_buf[inst_buf_index].operand_value[2] = op2; - inst_buf[inst_buf_index].operand_value[3] = op3; - inst_buf[inst_buf_index].input_registers = 1L << op1; - inst_buf[inst_buf_index].output_registers = 1L << op0; - inst_buf[inst_buf_index].line = line; - inst_buf_index++; - - return SLJIT_SUCCESS; -} - -static sljit_s32 push_3_buffer(struct sljit_compiler *compiler, tilegx_mnemonic opc, int op0, int op1, int op2, int line) -{ - if (inst_buf_index == TILEGX_MAX_INSTRUCTIONS_PER_BUNDLE) - FAIL_IF(update_buffer(compiler)); - - const struct tilegx_opcode* opcode = &tilegx_opcodes[opc]; - inst_buf[inst_buf_index].opcode = opcode; - inst_buf[inst_buf_index].pipe = get_any_valid_pipe(opcode); - inst_buf[inst_buf_index].operand_value[0] = op0; - inst_buf[inst_buf_index].operand_value[1] = op1; - inst_buf[inst_buf_index].operand_value[2] = op2; - inst_buf[inst_buf_index].line = line; - - switch (opc) { - case TILEGX_OPC_ST_ADD: - inst_buf[inst_buf_index].input_registers = (1L << op0) | (1L << op1); - inst_buf[inst_buf_index].output_registers = 1L << op0; - break; - case TILEGX_OPC_LD_ADD: - inst_buf[inst_buf_index].input_registers = 1L << op1; - inst_buf[inst_buf_index].output_registers = (1L << op0) | (1L << op1); - break; - case TILEGX_OPC_ADD: - case TILEGX_OPC_AND: - case TILEGX_OPC_SUB: - case TILEGX_OPC_MULX: - case TILEGX_OPC_OR: - case TILEGX_OPC_XOR: - case TILEGX_OPC_NOR: - case TILEGX_OPC_SHL: - case TILEGX_OPC_SHRU: - case TILEGX_OPC_SHRS: - case TILEGX_OPC_CMPLTU: - case TILEGX_OPC_CMPLTS: - case TILEGX_OPC_CMOVEQZ: - case TILEGX_OPC_CMOVNEZ: - inst_buf[inst_buf_index].input_registers = (1L << op1) | (1L << op2); - inst_buf[inst_buf_index].output_registers = 1L << op0; - break; - case TILEGX_OPC_ADDLI: - case TILEGX_OPC_XORI: - case TILEGX_OPC_ORI: - case TILEGX_OPC_SHLI: - case TILEGX_OPC_SHRUI: - case TILEGX_OPC_SHRSI: - case TILEGX_OPC_SHL16INSLI: - case TILEGX_OPC_CMPLTUI: - case TILEGX_OPC_CMPLTSI: - inst_buf[inst_buf_index].input_registers = 1L << op1; - inst_buf[inst_buf_index].output_registers = 1L << op0; - break; - default: - printf("unrecoginzed opc: %s\n", opcode->name); - SLJIT_UNREACHABLE(); - } - - inst_buf_index++; - - return SLJIT_SUCCESS; -} - -static sljit_s32 push_2_buffer(struct sljit_compiler *compiler, tilegx_mnemonic opc, int op0, int op1, int line) -{ - if (inst_buf_index == TILEGX_MAX_INSTRUCTIONS_PER_BUNDLE) - FAIL_IF(update_buffer(compiler)); - - const struct tilegx_opcode* opcode = &tilegx_opcodes[opc]; - inst_buf[inst_buf_index].opcode = opcode; - inst_buf[inst_buf_index].pipe = get_any_valid_pipe(opcode); - inst_buf[inst_buf_index].operand_value[0] = op0; - inst_buf[inst_buf_index].operand_value[1] = op1; - inst_buf[inst_buf_index].line = line; - - switch (opc) { - case TILEGX_OPC_BEQZ: - case TILEGX_OPC_BNEZ: - inst_buf[inst_buf_index].input_registers = 1L << op0; - break; - case TILEGX_OPC_ST: - case TILEGX_OPC_ST1: - case TILEGX_OPC_ST2: - case TILEGX_OPC_ST4: - inst_buf[inst_buf_index].input_registers = (1L << op0) | (1L << op1); - inst_buf[inst_buf_index].output_registers = 0; - break; - case TILEGX_OPC_CLZ: - case TILEGX_OPC_LD: - case TILEGX_OPC_LD1U: - case TILEGX_OPC_LD1S: - case TILEGX_OPC_LD2U: - case TILEGX_OPC_LD2S: - case TILEGX_OPC_LD4U: - case TILEGX_OPC_LD4S: - inst_buf[inst_buf_index].input_registers = 1L << op1; - inst_buf[inst_buf_index].output_registers = 1L << op0; - break; - default: - printf("unrecoginzed opc: %s\n", opcode->name); - SLJIT_UNREACHABLE(); - } - - inst_buf_index++; - - return SLJIT_SUCCESS; -} - -static sljit_s32 push_0_buffer(struct sljit_compiler *compiler, tilegx_mnemonic opc, int line) -{ - if (inst_buf_index == TILEGX_MAX_INSTRUCTIONS_PER_BUNDLE) - FAIL_IF(update_buffer(compiler)); - - const struct tilegx_opcode* opcode = &tilegx_opcodes[opc]; - inst_buf[inst_buf_index].opcode = opcode; - inst_buf[inst_buf_index].pipe = get_any_valid_pipe(opcode); - inst_buf[inst_buf_index].input_registers = 0; - inst_buf[inst_buf_index].output_registers = 0; - inst_buf[inst_buf_index].line = line; - inst_buf_index++; - - return SLJIT_SUCCESS; -} - -static sljit_s32 push_jr_buffer(struct sljit_compiler *compiler, tilegx_mnemonic opc, int op0, int line) -{ - if (inst_buf_index == TILEGX_MAX_INSTRUCTIONS_PER_BUNDLE) - FAIL_IF(update_buffer(compiler)); - - const struct tilegx_opcode* opcode = &tilegx_opcodes[opc]; - inst_buf[inst_buf_index].opcode = opcode; - inst_buf[inst_buf_index].pipe = get_any_valid_pipe(opcode); - inst_buf[inst_buf_index].operand_value[0] = op0; - inst_buf[inst_buf_index].input_registers = 1L << op0; - inst_buf[inst_buf_index].output_registers = 0; - inst_buf[inst_buf_index].line = line; - inst_buf_index++; - - return flush_buffer(compiler); -} - -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; - - 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 (jump->flags & IS_COND) - inst--; - - diff = ((sljit_sw) target_addr - (sljit_sw) inst) >> 3; - if (diff <= SIMM_17BIT_MAX && diff >= SIMM_17BIT_MIN) { - jump->flags |= PATCH_B; - - if (!(jump->flags & IS_COND)) { - if (jump->flags & IS_JAL) { - jump->flags &= ~(PATCH_B); - jump->flags |= PATCH_J; - inst[0] = JAL_X1; - -#ifdef TILEGX_JIT_DEBUG - printf("[runtime relocate]%04d:\t", __LINE__); - print_insn_tilegx(inst); -#endif - } else { - inst[0] = BEQZ_X1 | SRCA_X1(ZERO); - -#ifdef TILEGX_JIT_DEBUG - printf("[runtime relocate]%04d:\t", __LINE__); - print_insn_tilegx(inst); -#endif - } - - return inst; - } - - inst[0] = inst[0] ^ (0x7L << 55); - -#ifdef TILEGX_JIT_DEBUG - printf("[runtime relocate]%04d:\t", __LINE__); - print_insn_tilegx(inst); -#endif - jump->addr -= sizeof(sljit_ins); - return inst; - } - - if (jump->flags & IS_COND) { - if ((target_addr & ~0x3FFFFFFFL) == ((jump->addr + sizeof(sljit_ins)) & ~0x3FFFFFFFL)) { - jump->flags |= PATCH_J; - inst[0] = (inst[0] & ~(BOFF_X1(-1))) | BOFF_X1(2); - inst[1] = J_X1; - return inst + 1; - } - - return code_ptr; - } - - if ((target_addr & ~0x3FFFFFFFL) == ((jump->addr + sizeof(sljit_ins)) & ~0x3FFFFFFFL)) { - jump->flags |= PATCH_J; - - if (jump->flags & IS_JAL) { - inst[0] = JAL_X1; - -#ifdef TILEGX_JIT_DEBUG - printf("[runtime relocate]%04d:\t", __LINE__); - print_insn_tilegx(inst); -#endif - - } else { - inst[0] = J_X1; - -#ifdef TILEGX_JIT_DEBUG - printf("[runtime relocate]%04d:\t", __LINE__); - print_insn_tilegx(inst); -#endif - } - - return inst; - } - - 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_PTR(check_sljit_generate_code(compiler)); - reverse_buf(compiler); - - code = (sljit_ins *)SLJIT_MALLOC_EXEC(compiler->size * sizeof(sljit_ins), compiler->exec_allocator_data); - 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 >> 3); - 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 (jump->flags & IS_JAL) - jump->addr = (sljit_uw)(code_ptr - 4); - else - jump->addr = (sljit_uw)(code_ptr - 3); - - 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_sw)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_B) { - addr = (sljit_sw)(addr - (jump->addr)) >> 3; - SLJIT_ASSERT((sljit_sw) addr <= SIMM_17BIT_MAX && (sljit_sw) addr >= SIMM_17BIT_MIN); - buf_ptr[0] = (buf_ptr[0] & ~(BOFF_X1(-1))) | BOFF_X1(addr); - -#ifdef TILEGX_JIT_DEBUG - printf("[runtime relocate]%04d:\t", __LINE__); - print_insn_tilegx(buf_ptr); -#endif - break; - } - - if (jump->flags & PATCH_J) { - SLJIT_ASSERT((addr & ~0x3FFFFFFFL) == ((jump->addr + sizeof(sljit_ins)) & ~0x3FFFFFFFL)); - addr = (sljit_sw)(addr - (jump->addr)) >> 3; - buf_ptr[0] = (buf_ptr[0] & ~(JOFF_X1(-1))) | JOFF_X1(addr); - -#ifdef TILEGX_JIT_DEBUG - printf("[runtime relocate]%04d:\t", __LINE__); - print_insn_tilegx(buf_ptr); -#endif - break; - } - - SLJIT_ASSERT(!(jump->flags & IS_JAL)); - - /* Set the fields of immediate loads. */ - buf_ptr[0] = (buf_ptr[0] & ~(0xFFFFL << 43)) | (((addr >> 32) & 0xFFFFL) << 43); - buf_ptr[1] = (buf_ptr[1] & ~(0xFFFFL << 43)) | (((addr >> 16) & 0xFFFFL) << 43); - buf_ptr[2] = (buf_ptr[2] & ~(0xFFFFL << 43)) | ((addr & 0xFFFFL) << 43); - } 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); - SLJIT_UPDATE_WX_FLAGS(code, code_ptr, 1); - return code; -} - -static sljit_s32 load_immediate(struct sljit_compiler *compiler, sljit_s32 dst_ar, sljit_sw imm) -{ - - if (imm <= SIMM_16BIT_MAX && imm >= SIMM_16BIT_MIN) - return ADDLI(dst_ar, ZERO, imm); - - if (imm <= SIMM_32BIT_MAX && imm >= SIMM_32BIT_MIN) { - FAIL_IF(ADDLI(dst_ar, ZERO, imm >> 16)); - return SHL16INSLI(dst_ar, dst_ar, imm); - } - - if (imm <= SIMM_48BIT_MAX && imm >= SIMM_48BIT_MIN) { - FAIL_IF(ADDLI(dst_ar, ZERO, imm >> 32)); - FAIL_IF(SHL16INSLI(dst_ar, dst_ar, imm >> 16)); - return SHL16INSLI(dst_ar, dst_ar, imm); - } - - FAIL_IF(ADDLI(dst_ar, ZERO, imm >> 48)); - FAIL_IF(SHL16INSLI(dst_ar, dst_ar, imm >> 32)); - FAIL_IF(SHL16INSLI(dst_ar, dst_ar, imm >> 16)); - return SHL16INSLI(dst_ar, dst_ar, imm); -} - -static sljit_s32 emit_const(struct sljit_compiler *compiler, sljit_s32 dst_ar, sljit_sw imm, int flush) -{ - /* Should *not* be optimized as load_immediate, as pcre relocation - mechanism will match this fixed 4-instruction pattern. */ - if (flush) { - FAIL_IF(ADDLI_SOLO(dst_ar, ZERO, imm >> 32)); - FAIL_IF(SHL16INSLI_SOLO(dst_ar, dst_ar, imm >> 16)); - return SHL16INSLI_SOLO(dst_ar, dst_ar, imm); - } - - FAIL_IF(ADDLI(dst_ar, ZERO, imm >> 32)); - FAIL_IF(SHL16INSLI(dst_ar, dst_ar, imm >> 16)); - return SHL16INSLI(dst_ar, dst_ar, imm); -} - -static sljit_s32 emit_const_64(struct sljit_compiler *compiler, sljit_s32 dst_ar, sljit_sw imm, int flush) -{ - /* Should *not* be optimized as load_immediate, as pcre relocation - mechanism will match this fixed 4-instruction pattern. */ - if (flush) { - FAIL_IF(ADDLI_SOLO(reg_map[dst_ar], ZERO, imm >> 48)); - FAIL_IF(SHL16INSLI_SOLO(reg_map[dst_ar], reg_map[dst_ar], imm >> 32)); - FAIL_IF(SHL16INSLI_SOLO(reg_map[dst_ar], reg_map[dst_ar], imm >> 16)); - return SHL16INSLI_SOLO(reg_map[dst_ar], reg_map[dst_ar], imm); - } - - FAIL_IF(ADDLI(reg_map[dst_ar], ZERO, imm >> 48)); - FAIL_IF(SHL16INSLI(reg_map[dst_ar], reg_map[dst_ar], imm >> 32)); - FAIL_IF(SHL16INSLI(reg_map[dst_ar], reg_map[dst_ar], imm >> 16)); - return SHL16INSLI(reg_map[dst_ar], reg_map[dst_ar], imm); -} - -SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_enter(struct sljit_compiler *compiler, - sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds, - sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size) -{ - sljit_ins base; - sljit_s32 i, tmp; - - CHECK_ERROR(); - CHECK(check_sljit_emit_enter(compiler, options, args, scratches, saveds, fscratches, fsaveds, local_size)); - set_emit_enter(compiler, options, args, scratches, saveds, fscratches, fsaveds, local_size); - - local_size += GET_SAVED_REGISTERS_SIZE(scratches, saveds, 1); - local_size = (local_size + 7) & ~7; - compiler->local_size = local_size; - - if (local_size <= SIMM_16BIT_MAX) { - /* Frequent case. */ - FAIL_IF(ADDLI(SLJIT_LOCALS_REG_mapped, SLJIT_LOCALS_REG_mapped, -local_size)); - base = SLJIT_LOCALS_REG_mapped; - } else { - FAIL_IF(load_immediate(compiler, TMP_REG1_mapped, local_size)); - FAIL_IF(ADD(TMP_REG2_mapped, SLJIT_LOCALS_REG_mapped, ZERO)); - FAIL_IF(SUB(SLJIT_LOCALS_REG_mapped, SLJIT_LOCALS_REG_mapped, TMP_REG1_mapped)); - base = TMP_REG2_mapped; - local_size = 0; - } - - /* Save the return address. */ - FAIL_IF(ADDLI(ADDR_TMP_mapped, base, local_size - 8)); - FAIL_IF(ST_ADD(ADDR_TMP_mapped, RA, -8)); - - /* Save the S registers. */ - tmp = saveds < SLJIT_NUMBER_OF_SAVED_REGISTERS ? (SLJIT_S0 + 1 - saveds) : SLJIT_FIRST_SAVED_REG; - for (i = SLJIT_S0; i >= tmp; i--) { - FAIL_IF(ST_ADD(ADDR_TMP_mapped, reg_map[i], -8)); - } - - /* Save the R registers that need to be reserved. */ - for (i = scratches; i >= SLJIT_FIRST_SAVED_REG; i--) { - FAIL_IF(ST_ADD(ADDR_TMP_mapped, reg_map[i], -8)); - } - - /* Move the arguments to S registers. */ - for (i = 0; i < args; i++) { - FAIL_IF(ADD(reg_map[SLJIT_S0 - i], i, ZERO)); - } - - return SLJIT_SUCCESS; -} - -SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_set_context(struct sljit_compiler *compiler, - sljit_s32 options, sljit_s32 args, 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, args, scratches, saveds, fscratches, fsaveds, local_size)); - set_set_context(compiler, options, args, scratches, saveds, fscratches, fsaveds, local_size); - - local_size += GET_SAVED_REGISTERS_SIZE(scratches, saveds, 1); - compiler->local_size = (local_size + 7) & ~7; - - 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 local_size; - sljit_ins base; - sljit_s32 i, tmp; - sljit_s32 saveds; - - CHECK_ERROR(); - CHECK(check_sljit_emit_return(compiler, op, src, srcw)); - - FAIL_IF(emit_mov_before_return(compiler, op, src, srcw)); - - local_size = compiler->local_size; - if (local_size <= SIMM_16BIT_MAX) - base = SLJIT_LOCALS_REG_mapped; - else { - FAIL_IF(load_immediate(compiler, TMP_REG1_mapped, local_size)); - FAIL_IF(ADD(TMP_REG1_mapped, SLJIT_LOCALS_REG_mapped, TMP_REG1_mapped)); - base = TMP_REG1_mapped; - local_size = 0; - } - - /* Restore the return address. */ - FAIL_IF(ADDLI(ADDR_TMP_mapped, base, local_size - 8)); - FAIL_IF(LD_ADD(RA, ADDR_TMP_mapped, -8)); - - /* Restore the S registers. */ - saveds = compiler->saveds; - tmp = saveds < SLJIT_NUMBER_OF_SAVED_REGISTERS ? (SLJIT_S0 + 1 - saveds) : SLJIT_FIRST_SAVED_REG; - for (i = SLJIT_S0; i >= tmp; i--) { - FAIL_IF(LD_ADD(reg_map[i], ADDR_TMP_mapped, -8)); - } - - /* Restore the R registers that need to be reserved. */ - for (i = compiler->scratches; i >= SLJIT_FIRST_SAVED_REG; i--) { - FAIL_IF(LD_ADD(reg_map[i], ADDR_TMP_mapped, -8)); - } - - if (compiler->local_size <= SIMM_16BIT_MAX) - FAIL_IF(ADDLI(SLJIT_LOCALS_REG_mapped, SLJIT_LOCALS_REG_mapped, compiler->local_size)); - else - FAIL_IF(ADD(SLJIT_LOCALS_REG_mapped, TMP_REG1_mapped, ZERO)); - - return JR(RA); -} - -/* reg_ar is an absoulute register! */ - -/* Can perform an operation using at most 1 instruction. */ -static sljit_s32 getput_arg_fast(struct sljit_compiler *compiler, sljit_s32 flags, sljit_s32 reg_ar, sljit_s32 arg, sljit_sw argw) -{ - SLJIT_ASSERT(arg & SLJIT_MEM); - - if ((!(flags & WRITE_BACK) || !(arg & REG_MASK)) - && !(arg & OFFS_REG_MASK) && argw <= SIMM_16BIT_MAX && argw >= SIMM_16BIT_MIN) { - /* Works for both absoulte and relative addresses. */ - if (SLJIT_UNLIKELY(flags & ARG_TEST)) - return 1; - - FAIL_IF(ADDLI(ADDR_TMP_mapped, reg_map[arg & REG_MASK], argw)); - - if (flags & LOAD_DATA) - FAIL_IF(PB2(data_transfer_insts[flags & MEM_MASK], reg_ar, ADDR_TMP_mapped)); - else - FAIL_IF(PB2(data_transfer_insts[flags & MEM_MASK], ADDR_TMP_mapped, reg_ar)); - - 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_s32 can_cache(sljit_s32 arg, sljit_sw argw, sljit_s32 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; - next_argw &= 0x3; - if (argw && argw == next_argw - && (arg == next_arg || (arg & OFFS_REG_MASK) == (next_arg & OFFS_REG_MASK))) - return 1; - return 0; - } - - if (arg == next_arg) { - if (((next_argw - argw) <= SIMM_16BIT_MAX - && (next_argw - argw) >= SIMM_16BIT_MIN)) - return 1; - - return 0; - } - - return 0; -} - -/* Emit the necessary instructions. See can_cache above. */ -static sljit_s32 getput_arg(struct sljit_compiler *compiler, sljit_s32 flags, sljit_s32 reg_ar, sljit_s32 arg, sljit_sw argw, sljit_s32 next_arg, sljit_sw next_argw) -{ - sljit_s32 tmp_ar, base; - - SLJIT_ASSERT(arg & SLJIT_MEM); - if (!(next_arg & SLJIT_MEM)) { - next_arg = 0; - next_argw = 0; - } - - if ((flags & MEM_MASK) <= GPR_REG && (flags & LOAD_DATA)) - tmp_ar = reg_ar; - else - tmp_ar = TMP_REG1_mapped; - - base = arg & REG_MASK; - - if (SLJIT_UNLIKELY(arg & OFFS_REG_MASK)) { - argw &= 0x3; - - if ((flags & WRITE_BACK) && reg_ar == reg_map[base]) { - SLJIT_ASSERT(!(flags & LOAD_DATA) && reg_map[TMP_REG1] != reg_ar); - FAIL_IF(ADD(TMP_REG1_mapped, reg_ar, ZERO)); - reg_ar = TMP_REG1_mapped; - } - - /* Using the cache. */ - if (argw == compiler->cache_argw) { - if (!(flags & WRITE_BACK)) { - if (arg == compiler->cache_arg) { - if (flags & LOAD_DATA) - return PB2(data_transfer_insts[flags & MEM_MASK], reg_ar, TMP_REG3_mapped); - else - return PB2(data_transfer_insts[flags & MEM_MASK], TMP_REG3_mapped, reg_ar); - } - - if ((SLJIT_MEM | (arg & OFFS_REG_MASK)) == compiler->cache_arg) { - if (arg == next_arg && argw == (next_argw & 0x3)) { - compiler->cache_arg = arg; - compiler->cache_argw = argw; - FAIL_IF(ADD(TMP_REG3_mapped, reg_map[base], TMP_REG3_mapped)); - if (flags & LOAD_DATA) - return PB2(data_transfer_insts[flags & MEM_MASK], reg_ar, TMP_REG3_mapped); - else - return PB2(data_transfer_insts[flags & MEM_MASK], TMP_REG3_mapped, reg_ar); - } - - FAIL_IF(ADD(tmp_ar, reg_map[base], TMP_REG3_mapped)); - if (flags & LOAD_DATA) - return PB2(data_transfer_insts[flags & MEM_MASK], reg_ar, tmp_ar); - else - return PB2(data_transfer_insts[flags & MEM_MASK], tmp_ar, reg_ar); - } - } else { - if ((SLJIT_MEM | (arg & OFFS_REG_MASK)) == compiler->cache_arg) { - FAIL_IF(ADD(reg_map[base], reg_map[base], TMP_REG3_mapped)); - if (flags & LOAD_DATA) - return PB2(data_transfer_insts[flags & MEM_MASK], reg_ar, reg_map[base]); - else - return PB2(data_transfer_insts[flags & MEM_MASK], reg_map[base], reg_ar); - } - } - } - - if (SLJIT_UNLIKELY(argw)) { - compiler->cache_arg = SLJIT_MEM | (arg & OFFS_REG_MASK); - compiler->cache_argw = argw; - FAIL_IF(SHLI(TMP_REG3_mapped, reg_map[OFFS_REG(arg)], argw)); - } - - if (!(flags & WRITE_BACK)) { - if (arg == next_arg && argw == (next_argw & 0x3)) { - compiler->cache_arg = arg; - compiler->cache_argw = argw; - FAIL_IF(ADD(TMP_REG3_mapped, reg_map[base], reg_map[!argw ? OFFS_REG(arg) : TMP_REG3])); - tmp_ar = TMP_REG3_mapped; - } else - FAIL_IF(ADD(tmp_ar, reg_map[base], reg_map[!argw ? OFFS_REG(arg) : TMP_REG3])); - - if (flags & LOAD_DATA) - return PB2(data_transfer_insts[flags & MEM_MASK], reg_ar, tmp_ar); - else - return PB2(data_transfer_insts[flags & MEM_MASK], tmp_ar, reg_ar); - } - - FAIL_IF(ADD(reg_map[base], reg_map[base], reg_map[!argw ? OFFS_REG(arg) : TMP_REG3])); - - if (flags & LOAD_DATA) - return PB2(data_transfer_insts[flags & MEM_MASK], reg_ar, reg_map[base]); - else - return PB2(data_transfer_insts[flags & MEM_MASK], reg_map[base], reg_ar); - } - - if (SLJIT_UNLIKELY(flags & WRITE_BACK) && base) { - /* Update only applies if a base register exists. */ - if (reg_ar == reg_map[base]) { - SLJIT_ASSERT(!(flags & LOAD_DATA) && TMP_REG1_mapped != reg_ar); - if (argw <= SIMM_16BIT_MAX && argw >= SIMM_16BIT_MIN) { - FAIL_IF(ADDLI(ADDR_TMP_mapped, reg_map[base], argw)); - if (flags & LOAD_DATA) - FAIL_IF(PB2(data_transfer_insts[flags & MEM_MASK], reg_ar, ADDR_TMP_mapped)); - else - FAIL_IF(PB2(data_transfer_insts[flags & MEM_MASK], ADDR_TMP_mapped, reg_ar)); - - if (argw) - return ADDLI(reg_map[base], reg_map[base], argw); - - return SLJIT_SUCCESS; - } - - FAIL_IF(ADD(TMP_REG1_mapped, reg_ar, ZERO)); - reg_ar = TMP_REG1_mapped; - } - - if (argw <= SIMM_16BIT_MAX && argw >= SIMM_16BIT_MIN) { - if (argw) - FAIL_IF(ADDLI(reg_map[base], reg_map[base], argw)); - } else { - if (compiler->cache_arg == SLJIT_MEM - && argw - compiler->cache_argw <= SIMM_16BIT_MAX - && argw - compiler->cache_argw >= SIMM_16BIT_MIN) { - if (argw != compiler->cache_argw) { - FAIL_IF(ADD(TMP_REG3_mapped, TMP_REG3_mapped, argw - compiler->cache_argw)); - compiler->cache_argw = argw; - } - - FAIL_IF(ADD(reg_map[base], reg_map[base], TMP_REG3_mapped)); - } else { - compiler->cache_arg = SLJIT_MEM; - compiler->cache_argw = argw; - FAIL_IF(load_immediate(compiler, TMP_REG3_mapped, argw)); - FAIL_IF(ADD(reg_map[base], reg_map[base], TMP_REG3_mapped)); - } - } - - if (flags & LOAD_DATA) - return PB2(data_transfer_insts[flags & MEM_MASK], reg_ar, reg_map[base]); - else - return PB2(data_transfer_insts[flags & MEM_MASK], reg_map[base], reg_ar); - } - - if (compiler->cache_arg == arg - && argw - compiler->cache_argw <= SIMM_16BIT_MAX - && argw - compiler->cache_argw >= SIMM_16BIT_MIN) { - if (argw != compiler->cache_argw) { - FAIL_IF(ADDLI(TMP_REG3_mapped, TMP_REG3_mapped, argw - compiler->cache_argw)); - compiler->cache_argw = argw; - } - - if (flags & LOAD_DATA) - return PB2(data_transfer_insts[flags & MEM_MASK], reg_ar, TMP_REG3_mapped); - else - return PB2(data_transfer_insts[flags & MEM_MASK], TMP_REG3_mapped, reg_ar); - } - - if (compiler->cache_arg == SLJIT_MEM - && argw - compiler->cache_argw <= SIMM_16BIT_MAX - && argw - compiler->cache_argw >= SIMM_16BIT_MIN) { - if (argw != compiler->cache_argw) - FAIL_IF(ADDLI(TMP_REG3_mapped, TMP_REG3_mapped, argw - compiler->cache_argw)); - } else { - compiler->cache_arg = SLJIT_MEM; - FAIL_IF(load_immediate(compiler, TMP_REG3_mapped, argw)); - } - - compiler->cache_argw = argw; - - if (!base) { - if (flags & LOAD_DATA) - return PB2(data_transfer_insts[flags & MEM_MASK], reg_ar, TMP_REG3_mapped); - else - return PB2(data_transfer_insts[flags & MEM_MASK], TMP_REG3_mapped, reg_ar); - } - - if (arg == next_arg - && next_argw - argw <= SIMM_16BIT_MAX - && next_argw - argw >= SIMM_16BIT_MIN) { - compiler->cache_arg = arg; - FAIL_IF(ADD(TMP_REG3_mapped, TMP_REG3_mapped, reg_map[base])); - if (flags & LOAD_DATA) - return PB2(data_transfer_insts[flags & MEM_MASK], reg_ar, TMP_REG3_mapped); - else - return PB2(data_transfer_insts[flags & MEM_MASK], TMP_REG3_mapped, reg_ar); - } - - FAIL_IF(ADD(tmp_ar, TMP_REG3_mapped, reg_map[base])); - - if (flags & LOAD_DATA) - return PB2(data_transfer_insts[flags & MEM_MASK], reg_ar, tmp_ar); - else - return PB2(data_transfer_insts[flags & MEM_MASK], tmp_ar, reg_ar); -} - -static SLJIT_INLINE sljit_s32 emit_op_mem(struct sljit_compiler *compiler, sljit_s32 flags, sljit_s32 reg_ar, sljit_s32 arg, sljit_sw argw) -{ - if (getput_arg_fast(compiler, flags, reg_ar, arg, argw)) - return compiler->error; - - compiler->cache_arg = 0; - compiler->cache_argw = 0; - return getput_arg(compiler, flags, reg_ar, arg, argw, 0, 0); -} - -static SLJIT_INLINE sljit_s32 emit_op_mem2(struct sljit_compiler *compiler, sljit_s32 flags, sljit_s32 reg, sljit_s32 arg1, sljit_sw arg1w, sljit_s32 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); -} - -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); - - /* For UNUSED dst. Uncommon, but possible. */ - if (dst == SLJIT_UNUSED) - return SLJIT_SUCCESS; - - if (FAST_IS_REG(dst)) - return ADD(reg_map[dst], RA, ZERO); - - /* Memory. */ - return emit_op_mem(compiler, WORD_DATA, RA, dst, dstw); -} - -static SLJIT_INLINE sljit_s32 emit_single_op(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 flags, sljit_s32 dst, sljit_s32 src1, sljit_sw src2) -{ - sljit_s32 overflow_ra = 0; - - switch (GET_OPCODE(op)) { - case SLJIT_MOV: - case SLJIT_MOV_P: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); - if (dst != src2) - return ADD(reg_map[dst], reg_map[src2], ZERO); - return SLJIT_SUCCESS; - - case SLJIT_MOV_U32: - case SLJIT_MOV_S32: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); - if ((flags & (REG_DEST | REG2_SOURCE)) == (REG_DEST | REG2_SOURCE)) { - if (op == SLJIT_MOV_S32) - return BFEXTS(reg_map[dst], reg_map[src2], 0, 31); - - return BFEXTU(reg_map[dst], reg_map[src2], 0, 31); - } else if (dst != src2) { - SLJIT_ASSERT(src2 == 0); - return ADD(reg_map[dst], reg_map[src2], ZERO); - } - - return SLJIT_SUCCESS; - - case SLJIT_MOV_U8: - case SLJIT_MOV_S8: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); - if ((flags & (REG_DEST | REG2_SOURCE)) == (REG_DEST | REG2_SOURCE)) { - if (op == SLJIT_MOV_S8) - return BFEXTS(reg_map[dst], reg_map[src2], 0, 7); - - return BFEXTU(reg_map[dst], reg_map[src2], 0, 7); - } else if (dst != src2) { - SLJIT_ASSERT(src2 == 0); - return ADD(reg_map[dst], reg_map[src2], ZERO); - } - - return SLJIT_SUCCESS; - - case SLJIT_MOV_U16: - case SLJIT_MOV_S16: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); - if ((flags & (REG_DEST | REG2_SOURCE)) == (REG_DEST | REG2_SOURCE)) { - if (op == SLJIT_MOV_S16) - return BFEXTS(reg_map[dst], reg_map[src2], 0, 15); - - return BFEXTU(reg_map[dst], reg_map[src2], 0, 15); - } else if (dst != src2) { - SLJIT_ASSERT(src2 == 0); - return ADD(reg_map[dst], reg_map[src2], ZERO); - } - - return SLJIT_SUCCESS; - - case SLJIT_NOT: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); - if (op & SLJIT_SET_E) - FAIL_IF(NOR(EQUAL_FLAG, reg_map[src2], reg_map[src2])); - if (CHECK_FLAGS(SLJIT_SET_E)) - FAIL_IF(NOR(reg_map[dst], reg_map[src2], reg_map[src2])); - - return SLJIT_SUCCESS; - - case SLJIT_CLZ: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); - if (op & SLJIT_SET_E) - FAIL_IF(CLZ(EQUAL_FLAG, reg_map[src2])); - if (CHECK_FLAGS(SLJIT_SET_E)) - FAIL_IF(CLZ(reg_map[dst], reg_map[src2])); - - return SLJIT_SUCCESS; - - case SLJIT_ADD: - if (flags & SRC2_IMM) { - if (op & SLJIT_SET_O) { - FAIL_IF(SHRUI(TMP_EREG1, reg_map[src1], 63)); - if (src2 < 0) - FAIL_IF(XORI(TMP_EREG1, TMP_EREG1, 1)); - } - - if (op & SLJIT_SET_E) - FAIL_IF(ADDLI(EQUAL_FLAG, reg_map[src1], src2)); - - if (op & SLJIT_SET_C) { - if (src2 >= 0) - FAIL_IF(ORI(ULESS_FLAG ,reg_map[src1], src2)); - else { - FAIL_IF(ADDLI(ULESS_FLAG ,ZERO, src2)); - FAIL_IF(OR(ULESS_FLAG,reg_map[src1],ULESS_FLAG)); - } - } - - /* dst may be the same as src1 or src2. */ - if (CHECK_FLAGS(SLJIT_SET_E)) - FAIL_IF(ADDLI(reg_map[dst], reg_map[src1], src2)); - - if (op & SLJIT_SET_O) { - FAIL_IF(SHRUI(OVERFLOW_FLAG, reg_map[dst], 63)); - - if (src2 < 0) - FAIL_IF(XORI(OVERFLOW_FLAG, OVERFLOW_FLAG, 1)); - } - } else { - if (op & SLJIT_SET_O) { - FAIL_IF(XOR(TMP_EREG1, reg_map[src1], reg_map[src2])); - FAIL_IF(SHRUI(TMP_EREG1, TMP_EREG1, 63)); - - if (src1 != dst) - overflow_ra = reg_map[src1]; - else if (src2 != dst) - overflow_ra = reg_map[src2]; - else { - /* Rare ocasion. */ - FAIL_IF(ADD(TMP_EREG2, reg_map[src1], ZERO)); - overflow_ra = TMP_EREG2; - } - } - - if (op & SLJIT_SET_E) - FAIL_IF(ADD(EQUAL_FLAG ,reg_map[src1], reg_map[src2])); - - if (op & SLJIT_SET_C) - FAIL_IF(OR(ULESS_FLAG,reg_map[src1], reg_map[src2])); - - /* dst may be the same as src1 or src2. */ - if (CHECK_FLAGS(SLJIT_SET_E)) - FAIL_IF(ADD(reg_map[dst],reg_map[src1], reg_map[src2])); - - if (op & SLJIT_SET_O) { - FAIL_IF(XOR(OVERFLOW_FLAG,reg_map[dst], overflow_ra)); - FAIL_IF(SHRUI(OVERFLOW_FLAG, OVERFLOW_FLAG, 63)); - } - } - - /* a + b >= a | b (otherwise, the carry should be set to 1). */ - if (op & SLJIT_SET_C) - FAIL_IF(CMPLTU(ULESS_FLAG ,reg_map[dst] ,ULESS_FLAG)); - - if (op & SLJIT_SET_O) - return CMOVNEZ(OVERFLOW_FLAG, TMP_EREG1, ZERO); - - return SLJIT_SUCCESS; - - case SLJIT_ADDC: - if (flags & SRC2_IMM) { - if (op & SLJIT_SET_C) { - if (src2 >= 0) - FAIL_IF(ORI(TMP_EREG1, reg_map[src1], src2)); - else { - FAIL_IF(ADDLI(TMP_EREG1, ZERO, src2)); - FAIL_IF(OR(TMP_EREG1, reg_map[src1], TMP_EREG1)); - } - } - - FAIL_IF(ADDLI(reg_map[dst], reg_map[src1], src2)); - - } else { - if (op & SLJIT_SET_C) - FAIL_IF(OR(TMP_EREG1, reg_map[src1], reg_map[src2])); - - /* dst may be the same as src1 or src2. */ - FAIL_IF(ADD(reg_map[dst], reg_map[src1], reg_map[src2])); - } - - if (op & SLJIT_SET_C) - FAIL_IF(CMPLTU(TMP_EREG1, reg_map[dst], TMP_EREG1)); - - FAIL_IF(ADD(reg_map[dst], reg_map[dst], ULESS_FLAG)); - - if (!(op & SLJIT_SET_C)) - return SLJIT_SUCCESS; - - /* Set TMP_EREG2 (dst == 0) && (ULESS_FLAG == 1). */ - FAIL_IF(CMPLTUI(TMP_EREG2, reg_map[dst], 1)); - FAIL_IF(AND(TMP_EREG2, TMP_EREG2, ULESS_FLAG)); - /* Set carry flag. */ - return OR(ULESS_FLAG, TMP_EREG2, TMP_EREG1); - - case SLJIT_SUB: - if ((flags & SRC2_IMM) && ((op & (SLJIT_SET_U | SLJIT_SET_S)) || src2 == SIMM_16BIT_MIN)) { - FAIL_IF(ADDLI(TMP_REG2_mapped, ZERO, src2)); - src2 = TMP_REG2; - flags &= ~SRC2_IMM; - } - - if (flags & SRC2_IMM) { - if (op & SLJIT_SET_O) { - FAIL_IF(SHRUI(TMP_EREG1,reg_map[src1], 63)); - - if (src2 < 0) - FAIL_IF(XORI(TMP_EREG1, TMP_EREG1, 1)); - - if (src1 != dst) - overflow_ra = reg_map[src1]; - else { - /* Rare ocasion. */ - FAIL_IF(ADD(TMP_EREG2, reg_map[src1], ZERO)); - overflow_ra = TMP_EREG2; - } - } - - if (op & SLJIT_SET_E) - FAIL_IF(ADDLI(EQUAL_FLAG, reg_map[src1], -src2)); - - if (op & SLJIT_SET_C) { - FAIL_IF(load_immediate(compiler, ADDR_TMP_mapped, src2)); - FAIL_IF(CMPLTU(ULESS_FLAG, reg_map[src1], ADDR_TMP_mapped)); - } - - /* dst may be the same as src1 or src2. */ - if (CHECK_FLAGS(SLJIT_SET_E)) - FAIL_IF(ADDLI(reg_map[dst], reg_map[src1], -src2)); - - } else { - - if (op & SLJIT_SET_O) { - FAIL_IF(XOR(TMP_EREG1, reg_map[src1], reg_map[src2])); - FAIL_IF(SHRUI(TMP_EREG1, TMP_EREG1, 63)); - - if (src1 != dst) - overflow_ra = reg_map[src1]; - else { - /* Rare ocasion. */ - FAIL_IF(ADD(TMP_EREG2, reg_map[src1], ZERO)); - overflow_ra = TMP_EREG2; - } - } - - if (op & SLJIT_SET_E) - FAIL_IF(SUB(EQUAL_FLAG, reg_map[src1], reg_map[src2])); - - if (op & (SLJIT_SET_U | SLJIT_SET_C)) - FAIL_IF(CMPLTU(ULESS_FLAG, reg_map[src1], reg_map[src2])); - - if (op & SLJIT_SET_U) - FAIL_IF(CMPLTU(UGREATER_FLAG, reg_map[src2], reg_map[src1])); - - if (op & SLJIT_SET_S) { - FAIL_IF(CMPLTS(LESS_FLAG ,reg_map[src1] ,reg_map[src2])); - FAIL_IF(CMPLTS(GREATER_FLAG ,reg_map[src2] ,reg_map[src1])); - } - - /* dst may be the same as src1 or src2. */ - if (CHECK_FLAGS(SLJIT_SET_E | SLJIT_SET_U | SLJIT_SET_S | SLJIT_SET_C)) - FAIL_IF(SUB(reg_map[dst], reg_map[src1], reg_map[src2])); - } - - if (op & SLJIT_SET_O) { - FAIL_IF(XOR(OVERFLOW_FLAG, reg_map[dst], overflow_ra)); - FAIL_IF(SHRUI(OVERFLOW_FLAG, OVERFLOW_FLAG, 63)); - return CMOVEQZ(OVERFLOW_FLAG, TMP_EREG1, ZERO); - } - - return SLJIT_SUCCESS; - - case SLJIT_SUBC: - if ((flags & SRC2_IMM) && src2 == SIMM_16BIT_MIN) { - FAIL_IF(ADDLI(TMP_REG2_mapped, ZERO, src2)); - src2 = TMP_REG2; - flags &= ~SRC2_IMM; - } - - if (flags & SRC2_IMM) { - if (op & SLJIT_SET_C) { - FAIL_IF(load_immediate(compiler, ADDR_TMP_mapped, -src2)); - FAIL_IF(CMPLTU(TMP_EREG1, reg_map[src1], ADDR_TMP_mapped)); - } - - /* dst may be the same as src1 or src2. */ - FAIL_IF(ADDLI(reg_map[dst], reg_map[src1], -src2)); - - } else { - if (op & SLJIT_SET_C) - FAIL_IF(CMPLTU(TMP_EREG1, reg_map[src1], reg_map[src2])); - /* dst may be the same as src1 or src2. */ - FAIL_IF(SUB(reg_map[dst], reg_map[src1], reg_map[src2])); - } - - if (op & SLJIT_SET_C) - FAIL_IF(CMOVEQZ(TMP_EREG1, reg_map[dst], ULESS_FLAG)); - - FAIL_IF(SUB(reg_map[dst], reg_map[dst], ULESS_FLAG)); - - if (op & SLJIT_SET_C) - FAIL_IF(ADD(ULESS_FLAG, TMP_EREG1, ZERO)); - - return SLJIT_SUCCESS; - - case SLJIT_MUL: - if (flags & SRC2_IMM) { - FAIL_IF(load_immediate(compiler, TMP_REG2_mapped, src2)); - src2 = TMP_REG2; - flags &= ~SRC2_IMM; - } - - FAIL_IF(MUL(reg_map[dst], reg_map[src1], reg_map[src2])); - - return SLJIT_SUCCESS; - -#define EMIT_LOGICAL(op_imm, op_norm) \ - if (flags & SRC2_IMM) { \ - FAIL_IF(load_immediate(compiler, ADDR_TMP_mapped, src2)); \ - if (op & SLJIT_SET_E) \ - FAIL_IF(push_3_buffer( \ - compiler, op_norm, EQUAL_FLAG, reg_map[src1], \ - ADDR_TMP_mapped, __LINE__)); \ - if (CHECK_FLAGS(SLJIT_SET_E)) \ - FAIL_IF(push_3_buffer( \ - compiler, op_norm, reg_map[dst], reg_map[src1], \ - ADDR_TMP_mapped, __LINE__)); \ - } else { \ - if (op & SLJIT_SET_E) \ - FAIL_IF(push_3_buffer( \ - compiler, op_norm, EQUAL_FLAG, reg_map[src1], \ - reg_map[src2], __LINE__)); \ - if (CHECK_FLAGS(SLJIT_SET_E)) \ - FAIL_IF(push_3_buffer( \ - compiler, op_norm, reg_map[dst], reg_map[src1], \ - reg_map[src2], __LINE__)); \ - } - - case SLJIT_AND: - EMIT_LOGICAL(TILEGX_OPC_ANDI, TILEGX_OPC_AND); - return SLJIT_SUCCESS; - - case SLJIT_OR: - EMIT_LOGICAL(TILEGX_OPC_ORI, TILEGX_OPC_OR); - return SLJIT_SUCCESS; - - case SLJIT_XOR: - EMIT_LOGICAL(TILEGX_OPC_XORI, TILEGX_OPC_XOR); - return SLJIT_SUCCESS; - -#define EMIT_SHIFT(op_imm, op_norm) \ - if (flags & SRC2_IMM) { \ - if (op & SLJIT_SET_E) \ - FAIL_IF(push_3_buffer( \ - compiler, op_imm, EQUAL_FLAG, reg_map[src1], \ - src2 & 0x3F, __LINE__)); \ - if (CHECK_FLAGS(SLJIT_SET_E)) \ - FAIL_IF(push_3_buffer( \ - compiler, op_imm, reg_map[dst], reg_map[src1], \ - src2 & 0x3F, __LINE__)); \ - } else { \ - if (op & SLJIT_SET_E) \ - FAIL_IF(push_3_buffer( \ - compiler, op_norm, EQUAL_FLAG, reg_map[src1], \ - reg_map[src2], __LINE__)); \ - if (CHECK_FLAGS(SLJIT_SET_E)) \ - FAIL_IF(push_3_buffer( \ - compiler, op_norm, reg_map[dst], reg_map[src1], \ - reg_map[src2], __LINE__)); \ - } - - case SLJIT_SHL: - EMIT_SHIFT(TILEGX_OPC_SHLI, TILEGX_OPC_SHL); - return SLJIT_SUCCESS; - - case SLJIT_LSHR: - EMIT_SHIFT(TILEGX_OPC_SHRUI, TILEGX_OPC_SHRU); - return SLJIT_SUCCESS; - - case SLJIT_ASHR: - EMIT_SHIFT(TILEGX_OPC_SHRSI, TILEGX_OPC_SHRS); - return SLJIT_SUCCESS; - } - - SLJIT_UNREACHABLE(); - return SLJIT_SUCCESS; -} - -static sljit_s32 emit_op(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 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. - TMP_REG3 can be used for caching. - result goes to TMP_REG2, so put result can use TMP_REG1 and TMP_REG3. */ - sljit_s32 dst_r = TMP_REG2; - sljit_s32 src1_r; - sljit_sw src2_r = 0; - sljit_s32 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_S32 && !(src2 & SLJIT_MEM)) - return SLJIT_SUCCESS; - if (GET_FLAGS(op)) - flags |= UNUSED_DEST; - } else if (FAST_IS_REG(dst)) { - dst_r = dst; - flags |= REG_DEST; - if (op >= SLJIT_MOV && op <= SLJIT_MOVU_S32) - sugg_src2_r = dst_r; - } else if ((dst & SLJIT_MEM) && !getput_arg_fast(compiler, flags | ARG_TEST, TMP_REG1_mapped, dst, dstw)) - flags |= SLOW_DEST; - - if (flags & IMM_OP) { - if ((src2 & SLJIT_IMM) && src2w) { - if ((!(flags & LOGICAL_OP) - && (src2w <= SIMM_16BIT_MAX && src2w >= SIMM_16BIT_MIN)) - || ((flags & LOGICAL_OP) && !(src2w & ~UIMM_16BIT_MAX))) { - flags |= SRC2_IMM; - src2_r = src2w; - } - } - - if (!(flags & SRC2_IMM) && (flags & CUMULATIVE_OP) && (src1 & SLJIT_IMM) && src1w) { - if ((!(flags & LOGICAL_OP) - && (src1w <= SIMM_16BIT_MAX && src1w >= SIMM_16BIT_MIN)) - || ((flags & LOGICAL_OP) && !(src1w & ~UIMM_16BIT_MAX))) { - 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; - flags |= REG1_SOURCE; - } else if (src1 & SLJIT_IMM) { - if (src1w) { - FAIL_IF(load_immediate(compiler, TMP_REG1_mapped, src1w)); - src1_r = TMP_REG1; - } else - src1_r = 0; - } else { - if (getput_arg_fast(compiler, flags | LOAD_DATA, TMP_REG1_mapped, 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_S32) - dst_r = src2_r; - } else if (src2 & SLJIT_IMM) { - if (!(flags & SRC2_IMM)) { - if (src2w) { - FAIL_IF(load_immediate(compiler, reg_map[sugg_src2_r], src2w)); - src2_r = sugg_src2_r; - } else { - src2_r = 0; - if ((op >= SLJIT_MOV && op <= SLJIT_MOVU_S32) && (dst & SLJIT_MEM)) - dst_r = 0; - } - } - } else { - if (getput_arg_fast(compiler, flags | LOAD_DATA, reg_map[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_mapped, src2, src2w, src1, src1w)); - FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG1_mapped, src1, src1w, dst, dstw)); - } else { - FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG1_mapped, src1, src1w, src2, src2w)); - FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG2_mapped, src2, src2w, dst, dstw)); - } - } else if (flags & SLOW_SRC1) - FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG1_mapped, src1, src1w, dst, dstw)); - else if (flags & SLOW_SRC2) - FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, reg_map[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, reg_map[dst_r], dst, dstw); - return compiler->error; - } - - return getput_arg(compiler, flags, reg_map[dst_r], dst, dstw, 0, 0); - } - - return SLJIT_SUCCESS; -} - -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 src, sljit_sw srcw, sljit_s32 type) -{ - sljit_s32 sugg_dst_ar, dst_ar; - sljit_s32 flags = GET_ALL_FLAGS(op); - sljit_s32 mem_type = (op & SLJIT_I32_OP) ? (INT_DATA | SIGNED_DATA) : WORD_DATA; - - CHECK_ERROR(); - CHECK(check_sljit_emit_op_flags(compiler, op, dst, dstw, src, srcw, type)); - ADJUST_LOCAL_OFFSET(dst, dstw); - - op = GET_OPCODE(op); - if (op == SLJIT_MOV_S32 || op == SLJIT_MOV_U32) - mem_type = INT_DATA | SIGNED_DATA; - sugg_dst_ar = reg_map[(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, mem_type | LOAD_DATA, TMP_REG1_mapped, src, srcw, dst, dstw)); - src = TMP_REG1; - srcw = 0; - } - - switch (type & 0xff) { - case SLJIT_EQUAL: - case SLJIT_NOT_EQUAL: - FAIL_IF(CMPLTUI(sugg_dst_ar, EQUAL_FLAG, 1)); - dst_ar = sugg_dst_ar; - break; - case SLJIT_LESS: - case SLJIT_GREATER_EQUAL: - dst_ar = ULESS_FLAG; - break; - case SLJIT_GREATER: - case SLJIT_LESS_EQUAL: - dst_ar = UGREATER_FLAG; - break; - case SLJIT_SIG_LESS: - case SLJIT_SIG_GREATER_EQUAL: - dst_ar = LESS_FLAG; - break; - case SLJIT_SIG_GREATER: - case SLJIT_SIG_LESS_EQUAL: - dst_ar = GREATER_FLAG; - break; - case SLJIT_OVERFLOW: - case SLJIT_NOT_OVERFLOW: - dst_ar = OVERFLOW_FLAG; - break; - case SLJIT_MUL_OVERFLOW: - case SLJIT_MUL_NOT_OVERFLOW: - FAIL_IF(CMPLTUI(sugg_dst_ar, OVERFLOW_FLAG, 1)); - dst_ar = sugg_dst_ar; - type ^= 0x1; /* Flip type bit for the XORI below. */ - break; - - default: - SLJIT_UNREACHABLE(); - dst_ar = sugg_dst_ar; - break; - } - - if (type & 0x1) { - FAIL_IF(XORI(sugg_dst_ar, dst_ar, 1)); - dst_ar = sugg_dst_ar; - } - - if (op >= SLJIT_ADD) { - if (TMP_REG2_mapped != dst_ar) - FAIL_IF(ADD(TMP_REG2_mapped, dst_ar, ZERO)); - return emit_op(compiler, op | flags, mem_type | CUMULATIVE_OP | LOGICAL_OP | IMM_OP | ALT_KEEP_CACHE, dst, dstw, src, srcw, TMP_REG2, 0); - } - - if (dst & SLJIT_MEM) - return emit_op_mem(compiler, mem_type, dst_ar, dst, dstw); - - if (sugg_dst_ar != dst_ar) - return ADD(sugg_dst_ar, dst_ar, ZERO); - - return SLJIT_SUCCESS; -} - -SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op0(struct sljit_compiler *compiler, sljit_s32 op) { - CHECK_ERROR(); - CHECK(check_sljit_emit_op0(compiler, op)); - - op = GET_OPCODE(op); - switch (op) { - case SLJIT_NOP: - return push_0_buffer(compiler, TILEGX_OPC_FNOP, __LINE__); - - case SLJIT_BREAKPOINT: - return PI(BPT); - - case SLJIT_LMUL_UW: - case SLJIT_LMUL_SW: - case SLJIT_DIVMOD_UW: - case SLJIT_DIVMOD_SW: - case SLJIT_DIV_UW: - case SLJIT_DIV_SW: - SLJIT_UNREACHABLE(); - case SLJIT_ENDBR: - case SLJIT_SKIP_FRAMES_BEFORE_RETURN: - return SLJIT_SUCCESS; - } - - return SLJIT_SUCCESS; -} - -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) -{ - CHECK_ERROR(); - CHECK(check_sljit_emit_op1(compiler, op, dst, dstw, src, srcw)); - ADJUST_LOCAL_OFFSET(dst, dstw); - ADJUST_LOCAL_OFFSET(src, srcw); - - switch (GET_OPCODE(op)) { - case SLJIT_MOV: - case SLJIT_MOV_P: - return emit_op(compiler, SLJIT_MOV, WORD_DATA, dst, dstw, TMP_REG1, 0, src, srcw); - - case SLJIT_MOV_U32: - return emit_op(compiler, SLJIT_MOV_U32, INT_DATA, dst, dstw, TMP_REG1, 0, src, srcw); - - case SLJIT_MOV_S32: - return emit_op(compiler, SLJIT_MOV_S32, INT_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, srcw); - - case SLJIT_MOV_U8: - return emit_op(compiler, SLJIT_MOV_U8, BYTE_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_u8) srcw : srcw); - - case SLJIT_MOV_S8: - return emit_op(compiler, SLJIT_MOV_S8, BYTE_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_s8) srcw : srcw); - - case SLJIT_MOV_U16: - return emit_op(compiler, SLJIT_MOV_U16, HALF_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_u16) srcw : srcw); - - case SLJIT_MOV_S16: - return emit_op(compiler, SLJIT_MOV_S16, HALF_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_s16) srcw : srcw); - - case SLJIT_MOVU: - case SLJIT_MOVU_P: - return emit_op(compiler, SLJIT_MOV, WORD_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, srcw); - - case SLJIT_MOVU_U32: - return emit_op(compiler, SLJIT_MOV_U32, INT_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, srcw); - - case SLJIT_MOVU_S32: - return emit_op(compiler, SLJIT_MOV_S32, INT_DATA | SIGNED_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, srcw); - - case SLJIT_MOVU_U8: - return emit_op(compiler, SLJIT_MOV_U8, BYTE_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_u8) srcw : srcw); - - case SLJIT_MOVU_S8: - return emit_op(compiler, SLJIT_MOV_S8, BYTE_DATA | SIGNED_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_s8) srcw : srcw); - - case SLJIT_MOVU_U16: - return emit_op(compiler, SLJIT_MOV_U16, HALF_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_u16) srcw : srcw); - - case SLJIT_MOVU_S16: - return emit_op(compiler, SLJIT_MOV_S16, HALF_DATA | SIGNED_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_s16) srcw : srcw); - - case SLJIT_NOT: - return emit_op(compiler, op, 0, dst, dstw, TMP_REG1, 0, src, srcw); - - case SLJIT_NEG: - return emit_op(compiler, SLJIT_SUB | GET_ALL_FLAGS(op), IMM_OP, dst, dstw, SLJIT_IMM, 0, src, srcw); - - case SLJIT_CLZ: - return emit_op(compiler, op, (op & SLJIT_I32_OP) ? INT_DATA : WORD_DATA, dst, dstw, TMP_REG1, 0, src, srcw); - } - - return SLJIT_SUCCESS; -} - -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) -{ - 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); - - switch (GET_OPCODE(op)) { - case SLJIT_ADD: - case SLJIT_ADDC: - return emit_op(compiler, op, CUMULATIVE_OP | IMM_OP, dst, dstw, src1, src1w, src2, src2w); - - case SLJIT_SUB: - case SLJIT_SUBC: - return emit_op(compiler, op, IMM_OP, dst, dstw, src1, src1w, src2, src2w); - - case SLJIT_MUL: - return emit_op(compiler, op, CUMULATIVE_OP, dst, dstw, src1, src1w, src2, src2w); - - case SLJIT_AND: - case SLJIT_OR: - case SLJIT_XOR: - return emit_op(compiler, op, CUMULATIVE_OP | LOGICAL_OP | IMM_OP, dst, dstw, src1, src1w, src2, src2w); - - case SLJIT_SHL: - case SLJIT_LSHR: - case SLJIT_ASHR: - if (src2 & SLJIT_IMM) - src2w &= 0x3f; - if (op & SLJIT_I32_OP) - src2w &= 0x1f; - - return emit_op(compiler, op, IMM_OP, dst, dstw, src1, src1w, src2, src2w); - } - - return SLJIT_SUCCESS; -} - -SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_src(struct sljit_compiler *compiler, sljit_s32 op, - sljit_s32 src, sljit_sw srcw) -{ - CHECK_ERROR(); - CHECK(check_sljit_emit_op_src(compiler, op, src, srcw)); - ADJUST_LOCAL_OFFSET(src, srcw); - - switch (op) { - case SLJIT_FAST_RETURN: - if (FAST_IS_REG(src)) - FAIL_IF(ADD(RA, reg_map[src], ZERO)); - - else - FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, RA, src, srcw)); - - return JR(RA); - case SLJIT_SKIP_FRAMES_BEFORE_FAST_RETURN: - return SLJIT_SUCCESS; - } - - return SLJIT_SUCCESS; -} - -SLJIT_API_FUNC_ATTRIBUTE struct sljit_label * sljit_emit_label(struct sljit_compiler *compiler) -{ - struct sljit_label *label; - - flush_buffer(compiler); - - 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; -} - -SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_ijump(struct sljit_compiler *compiler, sljit_s32 type, sljit_s32 src, sljit_sw srcw) -{ - sljit_s32 src_r = TMP_REG2; - struct sljit_jump *jump = NULL; - - flush_buffer(compiler); - - CHECK_ERROR(); - CHECK(check_sljit_emit_ijump(compiler, type, src, srcw)); - ADJUST_LOCAL_OFFSET(src, srcw); - - if (FAST_IS_REG(src)) { - if (reg_map[src] != 0) - src_r = src; - else - FAIL_IF(ADD_SOLO(TMP_REG2_mapped, reg_map[src], ZERO)); - } - - if (type >= SLJIT_CALL0) { - SLJIT_ASSERT(reg_map[PIC_ADDR_REG] == 16 && PIC_ADDR_REG == TMP_REG2); - if (src & (SLJIT_IMM | SLJIT_MEM)) { - if (src & SLJIT_IMM) - FAIL_IF(emit_const(compiler, reg_map[PIC_ADDR_REG], srcw, 1)); - else { - SLJIT_ASSERT(src_r == TMP_REG2 && (src & SLJIT_MEM)); - FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, TMP_REG2, 0, TMP_REG1, 0, src, srcw)); - } - - FAIL_IF(ADD_SOLO(0, reg_map[SLJIT_R0], ZERO)); - - FAIL_IF(ADDI_SOLO(54, 54, -16)); - - FAIL_IF(JALR_SOLO(reg_map[PIC_ADDR_REG])); - - return ADDI_SOLO(54, 54, 16); - } - - /* Register input. */ - if (type >= SLJIT_CALL1) - FAIL_IF(ADD_SOLO(0, reg_map[SLJIT_R0], ZERO)); - - FAIL_IF(ADD_SOLO(reg_map[PIC_ADDR_REG], reg_map[src_r], ZERO)); - - FAIL_IF(ADDI_SOLO(54, 54, -16)); - - FAIL_IF(JALR_SOLO(reg_map[src_r])); - - return ADDI_SOLO(54, 54, 16); - } - - if (src & SLJIT_IMM) { - jump = (struct sljit_jump *)ensure_abuf(compiler, sizeof(struct sljit_jump)); - FAIL_IF(!jump); - set_jump(jump, compiler, JUMP_ADDR | ((type >= SLJIT_FAST_CALL) ? IS_JAL : 0)); - jump->u.target = srcw; - FAIL_IF(emit_const(compiler, TMP_REG2_mapped, 0, 1)); - - if (type >= SLJIT_FAST_CALL) { - FAIL_IF(ADD_SOLO(ZERO, ZERO, ZERO)); - jump->addr = compiler->size; - FAIL_IF(JR_SOLO(reg_map[src_r])); - } else { - jump->addr = compiler->size; - FAIL_IF(JR_SOLO(reg_map[src_r])); - } - - return SLJIT_SUCCESS; - - } else if (src & SLJIT_MEM) { - FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, TMP_REG2, 0, TMP_REG1, 0, src, srcw)); - flush_buffer(compiler); - } - - FAIL_IF(JR_SOLO(reg_map[src_r])); - - if (jump) - jump->addr = compiler->size; - - return SLJIT_SUCCESS; -} - -#define BR_Z(src) \ - inst = BEQZ_X1 | SRCA_X1(src); \ - flags = IS_COND; - -#define BR_NZ(src) \ - inst = BNEZ_X1 | SRCA_X1(src); \ - flags = IS_COND; - -SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump * sljit_emit_jump(struct sljit_compiler *compiler, sljit_s32 type) -{ - struct sljit_jump *jump; - sljit_ins inst; - sljit_s32 flags = 0; - - flush_buffer(compiler); - - CHECK_ERROR_PTR(); - CHECK_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; - - switch (type) { - case SLJIT_EQUAL: - BR_NZ(EQUAL_FLAG); - break; - case SLJIT_NOT_EQUAL: - BR_Z(EQUAL_FLAG); - break; - case SLJIT_LESS: - BR_Z(ULESS_FLAG); - break; - case SLJIT_GREATER_EQUAL: - BR_NZ(ULESS_FLAG); - break; - case SLJIT_GREATER: - BR_Z(UGREATER_FLAG); - break; - case SLJIT_LESS_EQUAL: - BR_NZ(UGREATER_FLAG); - break; - case SLJIT_SIG_LESS: - BR_Z(LESS_FLAG); - break; - case SLJIT_SIG_GREATER_EQUAL: - BR_NZ(LESS_FLAG); - break; - case SLJIT_SIG_GREATER: - BR_Z(GREATER_FLAG); - break; - case SLJIT_SIG_LESS_EQUAL: - BR_NZ(GREATER_FLAG); - break; - case SLJIT_OVERFLOW: - case SLJIT_MUL_OVERFLOW: - BR_Z(OVERFLOW_FLAG); - break; - case SLJIT_NOT_OVERFLOW: - case SLJIT_MUL_NOT_OVERFLOW: - BR_NZ(OVERFLOW_FLAG); - break; - default: - /* Not conditional branch. */ - inst = 0; - break; - } - - jump->flags |= flags; - - if (inst) { - inst = inst | ((type <= SLJIT_JUMP) ? BOFF_X1(5) : BOFF_X1(6)); - PTR_FAIL_IF(PI(inst)); - } - - PTR_FAIL_IF(emit_const(compiler, TMP_REG2_mapped, 0, 1)); - if (type <= SLJIT_JUMP) { - jump->addr = compiler->size; - PTR_FAIL_IF(JR_SOLO(TMP_REG2_mapped)); - } else { - SLJIT_ASSERT(reg_map[PIC_ADDR_REG] == 16 && PIC_ADDR_REG == TMP_REG2); - /* Cannot be optimized out if type is >= CALL0. */ - jump->flags |= IS_JAL | (type >= SLJIT_CALL0 ? SLJIT_REWRITABLE_JUMP : 0); - PTR_FAIL_IF(ADD_SOLO(0, reg_map[SLJIT_R0], ZERO)); - jump->addr = compiler->size; - PTR_FAIL_IF(JALR_SOLO(TMP_REG2_mapped)); - } - - return jump; -} - -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_UNREACHABLE(); -} - -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_UNREACHABLE(); -} - -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; - - flush_buffer(compiler); - - 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_64(compiler, reg, init_value, 1)); - - if (dst & SLJIT_MEM) - PTR_FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, dst, dstw, TMP_REG1, 0, TMP_REG2, 0)); - return const_; -} - -SLJIT_API_FUNC_ATTRIBUTE void sljit_set_jump_addr(sljit_uw addr, sljit_uw new_target) -{ - sljit_ins *inst = (sljit_ins *)addr; - - inst[0] = (inst[0] & ~(0xFFFFL << 43)) | (((new_target >> 32) & 0xffff) << 43); - inst[1] = (inst[1] & ~(0xFFFFL << 43)) | (((new_target >> 16) & 0xffff) << 43); - inst[2] = (inst[2] & ~(0xFFFFL << 43)) | ((new_target & 0xffff) << 43); - SLJIT_CACHE_FLUSH(inst, inst + 3); -} - -SLJIT_API_FUNC_ATTRIBUTE void sljit_set_const(sljit_uw addr, sljit_sw new_constant) -{ - sljit_ins *inst = (sljit_ins *)addr; - - inst[0] = (inst[0] & ~(0xFFFFL << 43)) | (((new_constant >> 48) & 0xFFFFL) << 43); - inst[1] = (inst[1] & ~(0xFFFFL << 43)) | (((new_constant >> 32) & 0xFFFFL) << 43); - inst[2] = (inst[2] & ~(0xFFFFL << 43)) | (((new_constant >> 16) & 0xFFFFL) << 43); - inst[3] = (inst[3] & ~(0xFFFFL << 43)) | ((new_constant & 0xFFFFL) << 43); - SLJIT_CACHE_FLUSH(inst, inst + 4); -} - -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_emit_op_custom(struct sljit_compiler *compiler, - void *instruction, sljit_s32 size) -{ - CHECK_ERROR(); - CHECK(check_sljit_emit_op_custom(compiler, instruction, size)); - return SLJIT_ERR_UNSUPPORTED; -} - |