diff options
Diffstat (limited to 'thirdparty/pcre2/src/sljit/sljitNativeSPARC_32.c')
| -rw-r--r-- | thirdparty/pcre2/src/sljit/sljitNativeSPARC_32.c | 283 |
1 files changed, 0 insertions, 283 deletions
diff --git a/thirdparty/pcre2/src/sljit/sljitNativeSPARC_32.c b/thirdparty/pcre2/src/sljit/sljitNativeSPARC_32.c deleted file mode 100644 index 218992b355..0000000000 --- a/thirdparty/pcre2/src/sljit/sljitNativeSPARC_32.c +++ /dev/null @@ -1,283 +0,0 @@ -/* - * Stack-less Just-In-Time compiler - * - * Copyright Zoltan Herczeg (hzmester@freemail.hu). All rights reserved. - * - * Redistribution and use in source and binary forms, with or without modification, are - * permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright notice, this list of - * conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright notice, this list - * of conditions and the following disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) AND CONTRIBUTORS ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT - * SHALL THE COPYRIGHT HOLDER(S) OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED - * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR - * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -static sljit_s32 load_immediate(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw imm) -{ - if (imm <= SIMM_MAX && imm >= SIMM_MIN) - return push_inst(compiler, OR | D(dst) | S1(0) | IMM(imm), DR(dst)); - - FAIL_IF(push_inst(compiler, SETHI | D(dst) | ((imm >> 10) & 0x3fffff), DR(dst))); - return (imm & 0x3ff) ? push_inst(compiler, OR | D(dst) | S1(dst) | IMM_ARG | (imm & 0x3ff), DR(dst)) : SLJIT_SUCCESS; -} - -#define ARG2(flags, src2) ((flags & SRC2_IMM) ? IMM(src2) : S2(src2)) - -static SLJIT_INLINE sljit_s32 emit_single_op(struct sljit_compiler *compiler, sljit_s32 op, sljit_u32 flags, - sljit_s32 dst, sljit_s32 src1, sljit_sw src2) -{ - SLJIT_COMPILE_ASSERT(ICC_IS_SET == SET_FLAGS, icc_is_set_and_set_flags_must_be_the_same); - - switch (op) { - case SLJIT_MOV: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); - if (dst != src2) - return push_inst(compiler, OR | D(dst) | S1(0) | S2(src2), DR(dst)); - 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_U8) - return push_inst(compiler, AND | D(dst) | S1(src2) | IMM(0xff), DR(dst)); - FAIL_IF(push_inst(compiler, SLL | D(dst) | S1(src2) | IMM(24), DR(dst))); - return push_inst(compiler, SRA | D(dst) | S1(dst) | IMM(24), DR(dst)); - } - SLJIT_ASSERT(dst == src2); - 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)) { - FAIL_IF(push_inst(compiler, SLL | D(dst) | S1(src2) | IMM(16), DR(dst))); - return push_inst(compiler, (op == SLJIT_MOV_S16 ? SRA : SRL) | D(dst) | S1(dst) | IMM(16), DR(dst)); - } - SLJIT_ASSERT(dst == src2); - return SLJIT_SUCCESS; - - case SLJIT_NOT: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); - return push_inst(compiler, XNOR | (flags & SET_FLAGS) | D(dst) | S1(0) | S2(src2), DRF(dst, flags)); - - case SLJIT_CLZ: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); - FAIL_IF(push_inst(compiler, SUB | SET_FLAGS | D(0) | S1(src2) | S2(0), SET_FLAGS)); - FAIL_IF(push_inst(compiler, OR | D(TMP_REG1) | S1(0) | S2(src2), DR(TMP_REG1))); - FAIL_IF(push_inst(compiler, BICC | DA(0x1) | (7 & DISP_MASK), UNMOVABLE_INS)); - FAIL_IF(push_inst(compiler, OR | D(dst) | S1(0) | IMM(32), UNMOVABLE_INS)); - FAIL_IF(push_inst(compiler, OR | D(dst) | S1(0) | IMM(-1), DR(dst))); - - /* Loop. */ - FAIL_IF(push_inst(compiler, SUB | SET_FLAGS | D(0) | S1(TMP_REG1) | S2(0), SET_FLAGS)); - FAIL_IF(push_inst(compiler, SLL | D(TMP_REG1) | S1(TMP_REG1) | IMM(1), DR(TMP_REG1))); - FAIL_IF(push_inst(compiler, BICC | DA(0xe) | ((sljit_ins)-2 & DISP_MASK), UNMOVABLE_INS)); - return push_inst(compiler, ADD | D(dst) | S1(dst) | IMM(1), UNMOVABLE_INS); - - case SLJIT_ADD: - compiler->status_flags_state = SLJIT_CURRENT_FLAGS_ADD; - return push_inst(compiler, ADD | (flags & SET_FLAGS) | D(dst) | S1(src1) | ARG2(flags, src2), DRF(dst, flags)); - - case SLJIT_ADDC: - compiler->status_flags_state = SLJIT_CURRENT_FLAGS_ADD; - return push_inst(compiler, ADDC | (flags & SET_FLAGS) | D(dst) | S1(src1) | ARG2(flags, src2), DRF(dst, flags)); - - case SLJIT_SUB: - compiler->status_flags_state = SLJIT_CURRENT_FLAGS_SUB; - return push_inst(compiler, SUB | (flags & SET_FLAGS) | D(dst) | S1(src1) | ARG2(flags, src2), DRF(dst, flags)); - - case SLJIT_SUBC: - compiler->status_flags_state = SLJIT_CURRENT_FLAGS_SUB; - return push_inst(compiler, SUBC | (flags & SET_FLAGS) | D(dst) | S1(src1) | ARG2(flags, src2), DRF(dst, flags)); - - case SLJIT_MUL: - compiler->status_flags_state = 0; - FAIL_IF(push_inst(compiler, SMUL | D(dst) | S1(src1) | ARG2(flags, src2), DR(dst))); - if (!(flags & SET_FLAGS)) - return SLJIT_SUCCESS; - FAIL_IF(push_inst(compiler, SRA | D(TMP_REG1) | S1(dst) | IMM(31), DR(TMP_REG1))); - FAIL_IF(push_inst(compiler, RDY | D(TMP_LINK), DR(TMP_LINK))); - return push_inst(compiler, SUB | SET_FLAGS | D(0) | S1(TMP_REG1) | S2(TMP_LINK), MOVABLE_INS | SET_FLAGS); - - case SLJIT_AND: - return push_inst(compiler, AND | (flags & SET_FLAGS) | D(dst) | S1(src1) | ARG2(flags, src2), DRF(dst, flags)); - - case SLJIT_OR: - return push_inst(compiler, OR | (flags & SET_FLAGS) | D(dst) | S1(src1) | ARG2(flags, src2), DRF(dst, flags)); - - case SLJIT_XOR: - return push_inst(compiler, XOR | (flags & SET_FLAGS) | D(dst) | S1(src1) | ARG2(flags, src2), DRF(dst, flags)); - - case SLJIT_SHL: - FAIL_IF(push_inst(compiler, SLL | D(dst) | S1(src1) | ARG2(flags, src2), DR(dst))); - return !(flags & SET_FLAGS) ? SLJIT_SUCCESS : push_inst(compiler, SUB | SET_FLAGS | D(0) | S1(dst) | S2(0), SET_FLAGS); - - case SLJIT_LSHR: - FAIL_IF(push_inst(compiler, SRL | D(dst) | S1(src1) | ARG2(flags, src2), DR(dst))); - return !(flags & SET_FLAGS) ? SLJIT_SUCCESS : push_inst(compiler, SUB | SET_FLAGS | D(0) | S1(dst) | S2(0), SET_FLAGS); - - case SLJIT_ASHR: - FAIL_IF(push_inst(compiler, SRA | D(dst) | S1(src1) | ARG2(flags, src2), DR(dst))); - return !(flags & SET_FLAGS) ? SLJIT_SUCCESS : push_inst(compiler, SUB | SET_FLAGS | D(0) | S1(dst) | S2(0), SET_FLAGS); - } - - SLJIT_UNREACHABLE(); - return SLJIT_SUCCESS; -} - -static sljit_s32 call_with_args(struct sljit_compiler *compiler, sljit_s32 arg_types, sljit_s32 *src) -{ - sljit_s32 reg_index = 8; - sljit_s32 word_reg_index = 8; - sljit_s32 float_arg_index = 1; - sljit_s32 double_arg_count = 0; - sljit_u32 float_offset = (16 + 6) * sizeof(sljit_sw); - sljit_s32 types = 0; - sljit_s32 reg = 0; - sljit_s32 move_to_tmp2 = 0; - - if (src) - reg = reg_map[*src & REG_MASK]; - - arg_types >>= SLJIT_ARG_SHIFT; - - while (arg_types) { - types = (types << SLJIT_ARG_SHIFT) | (arg_types & SLJIT_ARG_MASK); - - switch (arg_types & SLJIT_ARG_MASK) { - case SLJIT_ARG_TYPE_F64: - float_arg_index++; - double_arg_count++; - if (reg_index == reg || reg_index + 1 == reg) - move_to_tmp2 = 1; - reg_index += 2; - break; - case SLJIT_ARG_TYPE_F32: - float_arg_index++; - if (reg_index == reg) - move_to_tmp2 = 1; - reg_index++; - break; - default: - if (reg_index != word_reg_index && reg_index == reg) - move_to_tmp2 = 1; - reg_index++; - word_reg_index++; - break; - } - - arg_types >>= SLJIT_ARG_SHIFT; - } - - if (move_to_tmp2) { - if (reg < 14) - FAIL_IF(push_inst(compiler, OR | D(TMP_REG1) | S1(0) | S2A(reg), DR(TMP_REG1))); - *src = TMP_REG1; - } - - arg_types = types; - - while (arg_types) { - switch (arg_types & SLJIT_ARG_MASK) { - case SLJIT_ARG_TYPE_F64: - float_arg_index--; - if (float_arg_index == 4 && double_arg_count == 4) { - /* The address is not doubleword aligned, so two instructions are required to store the double. */ - FAIL_IF(push_inst(compiler, STF | FD(float_arg_index) | S1(SLJIT_SP) | IMM((16 + 7) * sizeof(sljit_sw)), MOVABLE_INS)); - FAIL_IF(push_inst(compiler, STF | FD(float_arg_index) | (1 << 25) | S1(SLJIT_SP) | IMM((16 + 8) * sizeof(sljit_sw)), MOVABLE_INS)); - } - else - FAIL_IF(push_inst(compiler, STDF | FD(float_arg_index) | S1(SLJIT_SP) | IMM(float_offset), MOVABLE_INS)); - float_offset -= sizeof(sljit_f64); - break; - case SLJIT_ARG_TYPE_F32: - float_arg_index--; - FAIL_IF(push_inst(compiler, STF | FD(float_arg_index) | S1(SLJIT_SP) | IMM(float_offset), MOVABLE_INS)); - float_offset -= sizeof(sljit_f64); - break; - default: - break; - } - - arg_types >>= SLJIT_ARG_SHIFT; - } - - float_offset = (16 + 6) * sizeof(sljit_sw); - - while (types) { - switch (types & SLJIT_ARG_MASK) { - case SLJIT_ARG_TYPE_F64: - reg_index -= 2; - if (reg_index < 14) { - if ((reg_index & 0x1) != 0) { - FAIL_IF(push_inst(compiler, LDUW | DA(reg_index) | S1(SLJIT_SP) | IMM(float_offset), reg_index)); - if (reg_index < 8 + 6 - 1) - FAIL_IF(push_inst(compiler, LDUW | DA(reg_index + 1) | S1(SLJIT_SP) | IMM(float_offset + sizeof(sljit_sw)), reg_index + 1)); - } - else - FAIL_IF(push_inst(compiler, LDD | DA(reg_index) | S1(SLJIT_SP) | IMM(float_offset), reg_index)); - } - float_offset -= sizeof(sljit_f64); - break; - case SLJIT_ARG_TYPE_F32: - reg_index--; - if (reg_index < 8 + 6) - FAIL_IF(push_inst(compiler, LDUW | DA(reg_index) | S1(SLJIT_SP) | IMM(float_offset), reg_index)); - float_offset -= sizeof(sljit_f64); - break; - default: - reg_index--; - word_reg_index--; - - if (reg_index != word_reg_index) { - if (reg_index < 14) - FAIL_IF(push_inst(compiler, OR | DA(reg_index) | S1(0) | S2A(word_reg_index), reg_index)); - else - FAIL_IF(push_inst(compiler, STW | DA(word_reg_index) | S1(SLJIT_SP) | IMM(92), word_reg_index)); - } - break; - } - - types >>= SLJIT_ARG_SHIFT; - } - - return SLJIT_SUCCESS; -} - -static SLJIT_INLINE sljit_s32 emit_const(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw init_value) -{ - FAIL_IF(push_inst(compiler, SETHI | D(dst) | ((init_value >> 10) & 0x3fffff), DR(dst))); - return push_inst(compiler, OR | D(dst) | S1(dst) | IMM_ARG | (init_value & 0x3ff), DR(dst)); -} - -SLJIT_API_FUNC_ATTRIBUTE void sljit_set_jump_addr(sljit_uw addr, sljit_uw new_target, sljit_sw executable_offset) -{ - sljit_ins *inst = (sljit_ins *)addr; - SLJIT_UNUSED_ARG(executable_offset); - - SLJIT_UPDATE_WX_FLAGS(inst, inst + 2, 0); - SLJIT_ASSERT(((inst[0] & 0xc1c00000) == 0x01000000) && ((inst[1] & 0xc1f82000) == 0x80102000)); - inst[0] = (inst[0] & 0xffc00000) | ((new_target >> 10) & 0x3fffff); - inst[1] = (inst[1] & 0xfffffc00) | (new_target & 0x3ff); - SLJIT_UPDATE_WX_FLAGS(inst, inst + 2, 1); - inst = (sljit_ins *)SLJIT_ADD_EXEC_OFFSET(inst, executable_offset); - SLJIT_CACHE_FLUSH(inst, inst + 2); -} - -SLJIT_API_FUNC_ATTRIBUTE void sljit_set_const(sljit_uw addr, sljit_sw new_constant, sljit_sw executable_offset) -{ - sljit_set_jump_addr(addr, (sljit_uw)new_constant, executable_offset); -} |