From a7bcd16c750fb2ed36522719237af8ce3be94fa2 Mon Sep 17 00:00:00 2001 From: Giuseppe D'Angelo Date: Wed, 4 Jul 2018 20:28:06 +0200 Subject: PCRE2: upgrade to upstream version 10.31 [ChangeLog][Third-Party Code] PCRE2 was updated to version 10.31. Task-number: QTBUG-69271 Change-Id: I0be7c280029f781aa20add8f87868d59e3fa53da Reviewed-by: Kai Koehne --- src/3rdparty/pcre2/src/sljit/sljitNativeMIPS_32.c | 229 ++++++++++++++++++++++ 1 file changed, 229 insertions(+) (limited to 'src/3rdparty/pcre2/src/sljit/sljitNativeMIPS_32.c') diff --git a/src/3rdparty/pcre2/src/sljit/sljitNativeMIPS_32.c b/src/3rdparty/pcre2/src/sljit/sljitNativeMIPS_32.c index 62e16106b1..9f9e157a05 100644 --- a/src/3rdparty/pcre2/src/sljit/sljitNativeMIPS_32.c +++ b/src/3rdparty/pcre2/src/sljit/sljitNativeMIPS_32.c @@ -435,3 +435,232 @@ SLJIT_API_FUNC_ATTRIBUTE void sljit_set_const(sljit_uw addr, sljit_sw new_consta inst = (sljit_ins *)SLJIT_ADD_EXEC_OFFSET(inst, executable_offset); SLJIT_CACHE_FLUSH(inst, inst + 2); } + +static sljit_s32 call_with_args(struct sljit_compiler *compiler, sljit_s32 arg_types, sljit_ins *ins_ptr) +{ + sljit_s32 stack_offset = 0; + sljit_s32 arg_count = 0; + sljit_s32 float_arg_count = 0; + sljit_s32 word_arg_count = 0; + sljit_s32 types = 0; + sljit_s32 arg_count_save, types_save; + sljit_ins prev_ins = NOP; + sljit_ins ins = NOP; + sljit_u8 offsets[4]; + + SLJIT_ASSERT(reg_map[TMP_REG3] == 4 && freg_map[TMP_FREG1] == 12); + + arg_types >>= SLJIT_DEF_SHIFT; + + while (arg_types) { + types = (types << SLJIT_DEF_SHIFT) | (arg_types & SLJIT_DEF_MASK); + + switch (arg_types & SLJIT_DEF_MASK) { + case SLJIT_ARG_TYPE_F32: + offsets[arg_count] = (sljit_u8)stack_offset; + + if (word_arg_count == 0 && arg_count <= 1) + offsets[arg_count] = 254 + arg_count; + + stack_offset += sizeof(sljit_f32); + arg_count++; + float_arg_count++; + break; + case SLJIT_ARG_TYPE_F64: + if (stack_offset & 0x7) + stack_offset += sizeof(sljit_sw); + offsets[arg_count] = (sljit_u8)stack_offset; + + if (word_arg_count == 0 && arg_count <= 1) + offsets[arg_count] = 254 + arg_count; + + stack_offset += sizeof(sljit_f64); + arg_count++; + float_arg_count++; + break; + default: + offsets[arg_count] = (sljit_u8)stack_offset; + stack_offset += sizeof(sljit_sw); + arg_count++; + word_arg_count++; + break; + } + + arg_types >>= SLJIT_DEF_SHIFT; + } + + /* Stack is aligned to 16 bytes, max two doubles can be placed on the stack. */ + if (stack_offset > 16) + FAIL_IF(push_inst(compiler, ADDIU | S(SLJIT_SP) | T(SLJIT_SP) | IMM(-16), DR(SLJIT_SP))); + + types_save = types; + arg_count_save = arg_count; + + while (types) { + switch (types & SLJIT_DEF_MASK) { + case SLJIT_ARG_TYPE_F32: + arg_count--; + if (offsets[arg_count] < 254) + ins = SWC1 | S(SLJIT_SP) | FT(float_arg_count) | IMM(offsets[arg_count]); + float_arg_count--; + break; + case SLJIT_ARG_TYPE_F64: + arg_count--; + if (offsets[arg_count] < 254) + ins = SDC1 | S(SLJIT_SP) | FT(float_arg_count) | IMM(offsets[arg_count]); + float_arg_count--; + break; + default: + if (offsets[arg_count - 1] >= 16) + ins = SW | S(SLJIT_SP) | T(word_arg_count) | IMM(offsets[arg_count - 1]); + else if (arg_count != word_arg_count) + ins = ADDU | S(word_arg_count) | TA(0) | DA(4 + (offsets[arg_count - 1] >> 2)); + else if (arg_count == 1) + ins = ADDU | S(SLJIT_R0) | TA(0) | D(TMP_REG3); + + arg_count--; + word_arg_count--; + break; + } + + if (ins != NOP) { + if (prev_ins != NOP) + FAIL_IF(push_inst(compiler, prev_ins, MOVABLE_INS)); + prev_ins = ins; + ins = NOP; + } + + types >>= SLJIT_DEF_SHIFT; + } + + types = types_save; + arg_count = arg_count_save; + + while (types) { + switch (types & SLJIT_DEF_MASK) { + case SLJIT_ARG_TYPE_F32: + arg_count--; + if (offsets[arg_count] == 254) + ins = MOV_S | FMT_S | FS(SLJIT_FR0) | FD(TMP_FREG1); + else if (offsets[arg_count] < 16) + ins = LW | S(SLJIT_SP) | TA(4 + (offsets[arg_count] >> 2)) | IMM(offsets[arg_count]); + break; + case SLJIT_ARG_TYPE_F64: + arg_count--; + if (offsets[arg_count] == 254) + ins = MOV_S | FMT_D | FS(SLJIT_FR0) | FD(TMP_FREG1); + else if (offsets[arg_count] < 16) { + if (prev_ins != NOP) + FAIL_IF(push_inst(compiler, prev_ins, MOVABLE_INS)); + prev_ins = LW | S(SLJIT_SP) | TA(4 + (offsets[arg_count] >> 2)) | IMM(offsets[arg_count]); + ins = LW | S(SLJIT_SP) | TA(5 + (offsets[arg_count] >> 2)) | IMM(offsets[arg_count] + sizeof(sljit_sw)); + } + break; + default: + arg_count--; + break; + } + + if (ins != NOP) { + if (prev_ins != NOP) + FAIL_IF(push_inst(compiler, prev_ins, MOVABLE_INS)); + prev_ins = ins; + ins = NOP; + } + + types >>= SLJIT_DEF_SHIFT; + } + + *ins_ptr = prev_ins; + + return SLJIT_SUCCESS; +} + +static sljit_s32 post_call_with_args(struct sljit_compiler *compiler, sljit_s32 arg_types) +{ + sljit_s32 stack_offset = 0; + + arg_types >>= SLJIT_DEF_SHIFT; + + while (arg_types) { + switch (arg_types & SLJIT_DEF_MASK) { + case SLJIT_ARG_TYPE_F32: + stack_offset += sizeof(sljit_f32); + break; + case SLJIT_ARG_TYPE_F64: + if (stack_offset & 0x7) + stack_offset += sizeof(sljit_sw); + stack_offset += sizeof(sljit_f64); + break; + default: + stack_offset += sizeof(sljit_sw); + break; + } + + arg_types >>= SLJIT_DEF_SHIFT; + } + + /* Stack is aligned to 16 bytes, max two doubles can be placed on the stack. */ + if (stack_offset > 16) + return push_inst(compiler, ADDIU | S(SLJIT_SP) | T(SLJIT_SP) | IMM(16), DR(SLJIT_SP)); + + return SLJIT_SUCCESS; +} + +SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_call(struct sljit_compiler *compiler, sljit_s32 type, + sljit_s32 arg_types) +{ + struct sljit_jump *jump; + sljit_ins ins; + + CHECK_ERROR_PTR(); + CHECK_PTR(check_sljit_emit_call(compiler, type, arg_types)); + + 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; + + PTR_FAIL_IF(call_with_args(compiler, arg_types, &ins)); + + SLJIT_ASSERT(DR(PIC_ADDR_REG) == 25 && PIC_ADDR_REG == TMP_REG2); + + PTR_FAIL_IF(emit_const(compiler, PIC_ADDR_REG, 0)); + + jump->flags |= IS_JAL | IS_CALL; + PTR_FAIL_IF(push_inst(compiler, JALR | S(PIC_ADDR_REG) | DA(RETURN_ADDR_REG), UNMOVABLE_INS)); + jump->addr = compiler->size; + PTR_FAIL_IF(push_inst(compiler, ins, UNMOVABLE_INS)); + + PTR_FAIL_IF(post_call_with_args(compiler, arg_types)); + + return jump; +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_icall(struct sljit_compiler *compiler, sljit_s32 type, + sljit_s32 arg_types, + sljit_s32 src, sljit_sw srcw) +{ + sljit_ins ins; + + CHECK_ERROR(); + CHECK(check_sljit_emit_icall(compiler, type, arg_types, src, srcw)); + + SLJIT_ASSERT(DR(PIC_ADDR_REG) == 25 && PIC_ADDR_REG == TMP_REG2); + + if (src & SLJIT_IMM) + FAIL_IF(load_immediate(compiler, DR(PIC_ADDR_REG), srcw)); + else if (FAST_IS_REG(src)) + FAIL_IF(push_inst(compiler, ADDU | S(src) | TA(0) | D(PIC_ADDR_REG), DR(PIC_ADDR_REG))); + else if (src & SLJIT_MEM) { + ADJUST_LOCAL_OFFSET(src, srcw); + FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, DR(PIC_ADDR_REG), src, srcw)); + } + + FAIL_IF(call_with_args(compiler, arg_types, &ins)); + + /* Register input. */ + FAIL_IF(push_inst(compiler, JALR | S(PIC_ADDR_REG) | DA(RETURN_ADDR_REG), UNMOVABLE_INS)); + FAIL_IF(push_inst(compiler, ins, UNMOVABLE_INS)); + return post_call_with_args(compiler, arg_types); +} -- cgit v1.2.3