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author | vitalyisaev <vitalyisaev@ydb.tech> | 2023-11-30 13:26:22 +0300 |
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committer | vitalyisaev <vitalyisaev@ydb.tech> | 2023-11-30 15:44:45 +0300 |
commit | 0a98fece5a9b54f16afeb3a94b3eb3105e9c3962 (patch) | |
tree | 291d72dbd7e9865399f668c84d11ed86fb190bbf /contrib/libs/pcre2/src/sljit/sljitNativePPC_32.c | |
parent | cb2c8d75065e5b3c47094067cb4aa407d4813298 (diff) | |
download | ydb-0a98fece5a9b54f16afeb3a94b3eb3105e9c3962.tar.gz |
YQ Connector:Use docker-compose in integrational tests
Diffstat (limited to 'contrib/libs/pcre2/src/sljit/sljitNativePPC_32.c')
-rw-r--r-- | contrib/libs/pcre2/src/sljit/sljitNativePPC_32.c | 340 |
1 files changed, 340 insertions, 0 deletions
diff --git a/contrib/libs/pcre2/src/sljit/sljitNativePPC_32.c b/contrib/libs/pcre2/src/sljit/sljitNativePPC_32.c new file mode 100644 index 0000000000..9449e4b9d7 --- /dev/null +++ b/contrib/libs/pcre2/src/sljit/sljitNativePPC_32.c @@ -0,0 +1,340 @@ +/* + * 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. + */ + +/* ppc 32-bit arch dependent functions. */ + +static sljit_s32 load_immediate(struct sljit_compiler *compiler, sljit_s32 reg, sljit_sw imm) +{ + if (imm <= SIMM_MAX && imm >= SIMM_MIN) + return push_inst(compiler, ADDI | D(reg) | A(0) | IMM(imm)); + + if (!(imm & ~0xffff)) + return push_inst(compiler, ORI | S(TMP_ZERO) | A(reg) | IMM(imm)); + + FAIL_IF(push_inst(compiler, ADDIS | D(reg) | A(0) | IMM(imm >> 16))); + return (imm & 0xffff) ? push_inst(compiler, ORI | S(reg) | A(reg) | IMM(imm)) : SLJIT_SUCCESS; +} + +/* Simplified mnemonics: clrlwi. */ +#define INS_CLEAR_LEFT(dst, src, from) \ + (RLWINM | S(src) | A(dst) | RLWI_MBE(from, 31)) + +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_s32 src2) +{ + sljit_u32 imm; + + switch (op) { + case SLJIT_MOV: + case SLJIT_MOV_U32: + case SLJIT_MOV_S32: + case SLJIT_MOV_P: + SLJIT_ASSERT(src1 == TMP_REG1); + if (dst != src2) + return push_inst(compiler, OR | S(src2) | A(dst) | B(src2)); + return SLJIT_SUCCESS; + + case SLJIT_MOV_U8: + case SLJIT_MOV_S8: + SLJIT_ASSERT(src1 == TMP_REG1); + if ((flags & (REG_DEST | REG2_SOURCE)) == (REG_DEST | REG2_SOURCE)) { + if (op == SLJIT_MOV_S8) + return push_inst(compiler, EXTSB | S(src2) | A(dst)); + return push_inst(compiler, INS_CLEAR_LEFT(dst, src2, 24)); + } + else if ((flags & REG_DEST) && op == SLJIT_MOV_S8) + return push_inst(compiler, EXTSB | S(src2) | A(dst)); + else { + SLJIT_ASSERT(dst == src2); + } + return SLJIT_SUCCESS; + + case SLJIT_MOV_U16: + case SLJIT_MOV_S16: + SLJIT_ASSERT(src1 == TMP_REG1); + if ((flags & (REG_DEST | REG2_SOURCE)) == (REG_DEST | REG2_SOURCE)) { + if (op == SLJIT_MOV_S16) + return push_inst(compiler, EXTSH | S(src2) | A(dst)); + return push_inst(compiler, INS_CLEAR_LEFT(dst, src2, 16)); + } + else { + SLJIT_ASSERT(dst == src2); + } + return SLJIT_SUCCESS; + + case SLJIT_NOT: + SLJIT_ASSERT(src1 == TMP_REG1); + return push_inst(compiler, NOR | RC(flags) | S(src2) | A(dst) | B(src2)); + + case SLJIT_CLZ: + SLJIT_ASSERT(src1 == TMP_REG1); + return push_inst(compiler, CNTLZW | S(src2) | A(dst)); + + case SLJIT_CTZ: + SLJIT_ASSERT(src1 == TMP_REG1); + FAIL_IF(push_inst(compiler, NEG | D(TMP_REG1) | A(src2))); + FAIL_IF(push_inst(compiler, AND | S(src2) | A(dst) | B(TMP_REG1))); + FAIL_IF(push_inst(compiler, CNTLZW | S(dst) | A(dst))); + FAIL_IF(push_inst(compiler, ADDI | D(TMP_REG1) | A(dst) | IMM(-32))); + /* The highest bits are set, if dst < 32, zero otherwise. */ + FAIL_IF(push_inst(compiler, SRWI(27) | S(TMP_REG1) | A(TMP_REG1))); + return push_inst(compiler, XOR | S(dst) | A(dst) | B(TMP_REG1)); + + case SLJIT_ADD: + if (flags & ALT_FORM1) { + /* Setting XER SO is not enough, CR SO is also needed. */ + return push_inst(compiler, ADD | OE(ALT_SET_FLAGS) | RC(ALT_SET_FLAGS) | D(dst) | A(src1) | B(src2)); + } + + if (flags & ALT_FORM2) { + /* Flags does not set: BIN_IMM_EXTS unnecessary. */ + SLJIT_ASSERT(src2 == TMP_REG2); + + if (flags & ALT_FORM3) + return push_inst(compiler, ADDIS | D(dst) | A(src1) | compiler->imm); + + imm = compiler->imm; + + if (flags & ALT_FORM4) { + FAIL_IF(push_inst(compiler, ADDIS | D(dst) | A(src1) | (((imm >> 16) & 0xffff) + ((imm >> 15) & 0x1)))); + src1 = dst; + } + + return push_inst(compiler, ADDI | D(dst) | A(src1) | (imm & 0xffff)); + } + if (flags & ALT_FORM3) { + SLJIT_ASSERT(src2 == TMP_REG2); + return push_inst(compiler, ADDIC | D(dst) | A(src1) | compiler->imm); + } + SLJIT_ASSERT(!(flags & ALT_FORM4)); + if (!(flags & ALT_SET_FLAGS)) + return push_inst(compiler, ADD | D(dst) | A(src1) | B(src2)); + if (flags & ALT_FORM5) + return push_inst(compiler, ADDC | RC(ALT_SET_FLAGS) | D(dst) | A(src1) | B(src2)); + return push_inst(compiler, ADD | RC(flags) | D(dst) | A(src1) | B(src2)); + + case SLJIT_ADDC: + return push_inst(compiler, ADDE | D(dst) | A(src1) | B(src2)); + + case SLJIT_SUB: + if (flags & ALT_FORM1) { + if (flags & ALT_FORM2) { + FAIL_IF(push_inst(compiler, CMPLI | CRD(0) | A(src1) | compiler->imm)); + if (!(flags & ALT_FORM3)) + return SLJIT_SUCCESS; + return push_inst(compiler, ADDI | D(dst) | A(src1) | (-compiler->imm & 0xffff)); + } + FAIL_IF(push_inst(compiler, CMPL | CRD(0) | A(src1) | B(src2))); + if (!(flags & ALT_FORM3)) + return SLJIT_SUCCESS; + return push_inst(compiler, SUBF | D(dst) | A(src2) | B(src1)); + } + + if (flags & ALT_FORM2) { + if (flags & ALT_FORM3) { + FAIL_IF(push_inst(compiler, CMPI | CRD(0) | A(src1) | compiler->imm)); + if (!(flags & ALT_FORM4)) + return SLJIT_SUCCESS; + return push_inst(compiler, ADDI | D(dst) | A(src1) | (-compiler->imm & 0xffff)); + } + FAIL_IF(push_inst(compiler, CMP | CRD(0) | A(src1) | B(src2))); + if (!(flags & ALT_FORM4)) + return SLJIT_SUCCESS; + return push_inst(compiler, SUBF | D(dst) | A(src2) | B(src1)); + } + + if (flags & ALT_FORM3) { + /* Setting XER SO is not enough, CR SO is also needed. */ + if (src1 != TMP_ZERO) + return push_inst(compiler, SUBF | OE(ALT_SET_FLAGS) | RC(ALT_SET_FLAGS) | D(dst) | A(src2) | B(src1)); + return push_inst(compiler, NEG | OE(ALT_SET_FLAGS) | RC(ALT_SET_FLAGS) | D(dst) | A(src2)); + } + + if (flags & ALT_FORM4) { + /* Flags does not set: BIN_IMM_EXTS unnecessary. */ + SLJIT_ASSERT(src2 == TMP_REG2); + return push_inst(compiler, SUBFIC | D(dst) | A(src1) | compiler->imm); + } + + if (!(flags & ALT_SET_FLAGS)) { + SLJIT_ASSERT(src1 != TMP_ZERO); + return push_inst(compiler, SUBF | D(dst) | A(src2) | B(src1)); + } + + if (flags & ALT_FORM5) + return push_inst(compiler, SUBFC | RC(ALT_SET_FLAGS) | D(dst) | A(src2) | B(src1)); + + if (src1 != TMP_ZERO) + return push_inst(compiler, SUBF | RC(ALT_SET_FLAGS) | D(dst) | A(src2) | B(src1)); + return push_inst(compiler, NEG | RC(ALT_SET_FLAGS) | D(dst) | A(src2)); + + case SLJIT_SUBC: + return push_inst(compiler, SUBFE | D(dst) | A(src2) | B(src1)); + + case SLJIT_MUL: + if (flags & ALT_FORM1) { + SLJIT_ASSERT(src2 == TMP_REG2); + return push_inst(compiler, MULLI | D(dst) | A(src1) | compiler->imm); + } + return push_inst(compiler, MULLW | OE(flags) | RC(flags) | D(dst) | A(src2) | B(src1)); + + case SLJIT_AND: + if (flags & ALT_FORM1) { + SLJIT_ASSERT(src2 == TMP_REG2); + return push_inst(compiler, ANDI | S(src1) | A(dst) | compiler->imm); + } + if (flags & ALT_FORM2) { + SLJIT_ASSERT(src2 == TMP_REG2); + return push_inst(compiler, ANDIS | S(src1) | A(dst) | compiler->imm); + } + return push_inst(compiler, AND | RC(flags) | S(src1) | A(dst) | B(src2)); + + case SLJIT_OR: + if (flags & ALT_FORM1) { + SLJIT_ASSERT(src2 == TMP_REG2); + return push_inst(compiler, ORI | S(src1) | A(dst) | compiler->imm); + } + if (flags & ALT_FORM2) { + SLJIT_ASSERT(src2 == TMP_REG2); + return push_inst(compiler, ORIS | S(src1) | A(dst) | compiler->imm); + } + if (flags & ALT_FORM3) { + SLJIT_ASSERT(src2 == TMP_REG2); + imm = compiler->imm; + + FAIL_IF(push_inst(compiler, ORI | S(src1) | A(dst) | IMM(imm))); + return push_inst(compiler, ORIS | S(dst) | A(dst) | IMM(imm >> 16)); + } + return push_inst(compiler, OR | RC(flags) | S(src1) | A(dst) | B(src2)); + + case SLJIT_XOR: + if (flags & ALT_FORM1) { + SLJIT_ASSERT(src2 == TMP_REG2); + return push_inst(compiler, XORI | S(src1) | A(dst) | compiler->imm); + } + if (flags & ALT_FORM2) { + SLJIT_ASSERT(src2 == TMP_REG2); + return push_inst(compiler, XORIS | S(src1) | A(dst) | compiler->imm); + } + if (flags & ALT_FORM3) { + SLJIT_ASSERT(src2 == TMP_REG2); + imm = compiler->imm; + + FAIL_IF(push_inst(compiler, XORI | S(src1) | A(dst) | IMM(imm))); + return push_inst(compiler, XORIS | S(dst) | A(dst) | IMM(imm >> 16)); + } + return push_inst(compiler, XOR | RC(flags) | S(src1) | A(dst) | B(src2)); + + case SLJIT_SHL: + case SLJIT_MSHL: + if (flags & ALT_FORM1) { + SLJIT_ASSERT(src2 == TMP_REG2); + imm = compiler->imm & 0x1f; + return push_inst(compiler, SLWI(imm) | RC(flags) | S(src1) | A(dst)); + } + + if (op == SLJIT_MSHL) { + FAIL_IF(push_inst(compiler, ANDI | S(src2) | A(TMP_REG2) | 0x1f)); + src2 = TMP_REG2; + } + + return push_inst(compiler, SLW | RC(flags) | S(src1) | A(dst) | B(src2)); + + case SLJIT_LSHR: + case SLJIT_MLSHR: + if (flags & ALT_FORM1) { + SLJIT_ASSERT(src2 == TMP_REG2); + imm = compiler->imm & 0x1f; + /* Since imm can be 0, SRWI() cannot be used. */ + return push_inst(compiler, RLWINM | RC(flags) | S(src1) | A(dst) | RLWI_SH((32 - imm) & 0x1f) | RLWI_MBE(imm, 31)); + } + + if (op == SLJIT_MLSHR) { + FAIL_IF(push_inst(compiler, ANDI | S(src2) | A(TMP_REG2) | 0x1f)); + src2 = TMP_REG2; + } + + return push_inst(compiler, SRW | RC(flags) | S(src1) | A(dst) | B(src2)); + + case SLJIT_ASHR: + case SLJIT_MASHR: + if (flags & ALT_FORM1) { + SLJIT_ASSERT(src2 == TMP_REG2); + imm = compiler->imm & 0x1f; + return push_inst(compiler, SRAWI | RC(flags) | S(src1) | A(dst) | (imm << 11)); + } + + if (op == SLJIT_MASHR) { + FAIL_IF(push_inst(compiler, ANDI | S(src2) | A(TMP_REG2) | 0x1f)); + src2 = TMP_REG2; + } + + return push_inst(compiler, SRAW | RC(flags) | S(src1) | A(dst) | B(src2)); + + case SLJIT_ROTL: + case SLJIT_ROTR: + if (flags & ALT_FORM1) { + SLJIT_ASSERT(src2 == TMP_REG2); + imm = compiler->imm; + + if (op == SLJIT_ROTR) + imm = (sljit_u32)(-(sljit_s32)imm); + + imm &= 0x1f; + return push_inst(compiler, RLWINM | S(src1) | A(dst) | RLWI_SH(imm) | RLWI_MBE(0, 31)); + } + + if (op == SLJIT_ROTR) { + FAIL_IF(push_inst(compiler, SUBFIC | D(TMP_REG2) | A(src2) | 0)); + src2 = TMP_REG2; + } + + return push_inst(compiler, RLWNM | S(src1) | A(dst) | B(src2) | RLWI_MBE(0, 31)); + } + + SLJIT_UNREACHABLE(); + return SLJIT_SUCCESS; +} + +static SLJIT_INLINE sljit_s32 emit_const(struct sljit_compiler *compiler, sljit_s32 reg, sljit_sw init_value) +{ + FAIL_IF(push_inst(compiler, ADDIS | D(reg) | A(0) | IMM(init_value >> 16))); + return push_inst(compiler, ORI | S(reg) | A(reg) | IMM(init_value)); +} + +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] & 0xfc1f0000) == ADDIS && (inst[1] & 0xfc000000) == ORI); + inst[0] = (inst[0] & 0xffff0000) | ((new_target >> 16) & 0xffff); + inst[1] = (inst[1] & 0xffff0000) | (new_target & 0xffff); + SLJIT_UPDATE_WX_FLAGS(inst, inst + 2, 1); + inst = (sljit_ins *)SLJIT_ADD_EXEC_OFFSET(inst, executable_offset); + SLJIT_CACHE_FLUSH(inst, inst + 2); +} |