diff options
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_64.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_64.c')
-rw-r--r-- | contrib/libs/pcre2/src/sljit/sljitNativePPC_64.c | 579 |
1 files changed, 579 insertions, 0 deletions
diff --git a/contrib/libs/pcre2/src/sljit/sljitNativePPC_64.c b/contrib/libs/pcre2/src/sljit/sljitNativePPC_64.c new file mode 100644 index 0000000000..80549108bf --- /dev/null +++ b/contrib/libs/pcre2/src/sljit/sljitNativePPC_64.c @@ -0,0 +1,579 @@ +/* + * 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 64-bit arch dependent functions. */ + +#if defined(__GNUC__) || (defined(__IBM_GCC_ASM) && __IBM_GCC_ASM) +#define ASM_SLJIT_CLZ(src, dst) \ + __asm__ volatile ( "cntlzd %0, %1" : "=r"(dst) : "r"(src) ) +#elif defined(__xlc__) +#error "Please enable GCC syntax for inline assembly statements" +#else +#error "Must implement count leading zeroes" +#endif + +/* Computes SLDI(63 - shift). */ +#define PUSH_SLDI_NEG(reg, shift) \ + push_inst(compiler, RLDICR | S(reg) | A(reg) | RLDI_SH(63 - shift) | RLDI_ME(shift)) + +static sljit_s32 load_immediate(struct sljit_compiler *compiler, sljit_s32 reg, sljit_sw imm) +{ + sljit_uw tmp; + sljit_uw shift; + sljit_uw tmp2; + sljit_uw shift2; + + 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)); + + if (imm <= 0x7fffffffl && imm >= -0x80000000l) { + 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; + } + + /* Count leading zeroes. */ + tmp = (sljit_uw)((imm >= 0) ? imm : ~imm); + ASM_SLJIT_CLZ(tmp, shift); + SLJIT_ASSERT(shift > 0); + shift--; + tmp = ((sljit_uw)imm << shift); + + if ((tmp & ~0xffff000000000000ul) == 0) { + FAIL_IF(push_inst(compiler, ADDI | D(reg) | A(0) | (sljit_ins)(tmp >> 48))); + shift += 15; + return PUSH_SLDI_NEG(reg, shift); + } + + if ((tmp & ~0xffffffff00000000ul) == 0) { + FAIL_IF(push_inst(compiler, ADDIS | D(reg) | A(0) | (sljit_ins)(tmp >> 48))); + FAIL_IF(push_inst(compiler, ORI | S(reg) | A(reg) | IMM(tmp >> 32))); + shift += 31; + return PUSH_SLDI_NEG(reg, shift); + } + + /* Cut out the 16 bit from immediate. */ + shift += 15; + tmp2 = (sljit_uw)imm & (((sljit_uw)1 << (63 - shift)) - 1); + + if (tmp2 <= 0xffff) { + FAIL_IF(push_inst(compiler, ADDI | D(reg) | A(0) | (sljit_ins)(tmp >> 48))); + FAIL_IF(PUSH_SLDI_NEG(reg, shift)); + return push_inst(compiler, ORI | S(reg) | A(reg) | (sljit_ins)tmp2); + } + + if (tmp2 <= 0xffffffff) { + FAIL_IF(push_inst(compiler, ADDI | D(reg) | A(0) | IMM(tmp >> 48))); + FAIL_IF(PUSH_SLDI_NEG(reg, shift)); + FAIL_IF(push_inst(compiler, ORIS | S(reg) | A(reg) | (sljit_ins)(tmp2 >> 16))); + return (imm & 0xffff) ? push_inst(compiler, ORI | S(reg) | A(reg) | IMM(tmp2)) : SLJIT_SUCCESS; + } + + ASM_SLJIT_CLZ(tmp2, shift2); + tmp2 <<= shift2; + + if ((tmp2 & ~0xffff000000000000ul) == 0) { + FAIL_IF(push_inst(compiler, ADDI | D(reg) | A(0) | (sljit_ins)(tmp >> 48))); + shift2 += 15; + shift += (63 - shift2); + FAIL_IF(PUSH_SLDI_NEG(reg, shift)); + FAIL_IF(push_inst(compiler, ORI | S(reg) | A(reg) | (sljit_ins)(tmp2 >> 48))); + return PUSH_SLDI_NEG(reg, shift2); + } + + /* The general version. */ + FAIL_IF(push_inst(compiler, ADDIS | D(reg) | A(0) | (sljit_ins)((sljit_uw)imm >> 48))); + FAIL_IF(push_inst(compiler, ORI | S(reg) | A(reg) | IMM(imm >> 32))); + FAIL_IF(PUSH_SLDI_NEG(reg, 31)); + FAIL_IF(push_inst(compiler, ORIS | S(reg) | A(reg) | IMM(imm >> 16))); + return push_inst(compiler, ORI | S(reg) | A(reg) | IMM(imm)); +} + +#undef PUSH_SLDI_NEG + +#define CLRLDI(dst, src, n) \ + (RLDICL | S(src) | A(dst) | RLDI_SH(0) | RLDI_MB(n)) + +/* Sign extension for integer operations. */ +#define UN_EXTS() \ + if ((flags & (ALT_SIGN_EXT | REG2_SOURCE)) == (ALT_SIGN_EXT | REG2_SOURCE)) { \ + FAIL_IF(push_inst(compiler, EXTSW | S(src2) | A(TMP_REG2))); \ + src2 = TMP_REG2; \ + } + +#define BIN_EXTS() \ + if (flags & ALT_SIGN_EXT) { \ + if (flags & REG1_SOURCE) { \ + FAIL_IF(push_inst(compiler, EXTSW | S(src1) | A(TMP_REG1))); \ + src1 = TMP_REG1; \ + } \ + if (flags & REG2_SOURCE) { \ + FAIL_IF(push_inst(compiler, EXTSW | S(src2) | A(TMP_REG2))); \ + src2 = TMP_REG2; \ + } \ + } + +#define BIN_IMM_EXTS() \ + if ((flags & (ALT_SIGN_EXT | REG1_SOURCE)) == (ALT_SIGN_EXT | REG1_SOURCE)) { \ + FAIL_IF(push_inst(compiler, EXTSW | S(src1) | A(TMP_REG1))); \ + src1 = TMP_REG1; \ + } + +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_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_U32: + case SLJIT_MOV_S32: + SLJIT_ASSERT(src1 == TMP_REG1); + if ((flags & (REG_DEST | REG2_SOURCE)) == (REG_DEST | REG2_SOURCE)) { + if (op == SLJIT_MOV_S32) + return push_inst(compiler, EXTSW | S(src2) | A(dst)); + return push_inst(compiler, CLRLDI(dst, src2, 32)); + } + else { + SLJIT_ASSERT(dst == 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, CLRLDI(dst, src2, 56)); + } + 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, CLRLDI(dst, src2, 48)); + } + else { + SLJIT_ASSERT(dst == src2); + } + return SLJIT_SUCCESS; + + case SLJIT_NOT: + SLJIT_ASSERT(src1 == TMP_REG1); + UN_EXTS(); + 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, ((flags & ALT_FORM1) ? CNTLZW : CNTLZD) | 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, ((flags & ALT_FORM1) ? CNTLZW : CNTLZD) | S(dst) | A(dst))); + FAIL_IF(push_inst(compiler, ADDI | D(TMP_REG1) | A(dst) | IMM((flags & ALT_FORM1) ? -32 : -64))); + /* The highest bits are set, if dst < bit width, zero otherwise. */ + FAIL_IF(push_inst(compiler, ((flags & ALT_FORM1) ? SRWI(27) : SRDI(58)) | 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) { + if (flags & ALT_SIGN_EXT) { + FAIL_IF(push_inst(compiler, SLDI(32) | S(src1) | A(TMP_REG1))); + src1 = TMP_REG1; + FAIL_IF(push_inst(compiler, SLDI(32) | S(src2) | A(TMP_REG2))); + src2 = TMP_REG2; + } + /* Setting XER SO is not enough, CR SO is also needed. */ + FAIL_IF(push_inst(compiler, ADD | OE(ALT_SET_FLAGS) | RC(ALT_SET_FLAGS) | D(dst) | A(src1) | B(src2))); + if (flags & ALT_SIGN_EXT) + return push_inst(compiler, SRDI(32) | S(dst) | A(dst)); + return SLJIT_SUCCESS; + } + + 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); + BIN_IMM_EXTS(); + return push_inst(compiler, ADDIC | D(dst) | A(src1) | compiler->imm); + } + if (flags & ALT_FORM4) { + if (flags & ALT_FORM5) + FAIL_IF(push_inst(compiler, ADDI | D(dst) | A(src1) | compiler->imm)); + else + FAIL_IF(push_inst(compiler, ADD | D(dst) | A(src1) | B(src2))); + return push_inst(compiler, CMPI | A(dst) | 0); + } + if (!(flags & ALT_SET_FLAGS)) + return push_inst(compiler, ADD | D(dst) | A(src1) | B(src2)); + BIN_EXTS(); + 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: + BIN_EXTS(); + 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 | ((flags & ALT_SIGN_EXT) ? 0 : 1)) | 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 | ((flags & ALT_SIGN_EXT) ? 0 : 1)) | 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 | ((flags & ALT_SIGN_EXT) ? 0 : 1)) | 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 | ((flags & ALT_SIGN_EXT) ? 0 : 1)) | 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) { + if (flags & ALT_SIGN_EXT) { + if (src1 != TMP_ZERO) { + FAIL_IF(push_inst(compiler, SLDI(32) | S(src1) | A(TMP_REG1))); + src1 = TMP_REG1; + } + if (src2 != TMP_ZERO) { + FAIL_IF(push_inst(compiler, SLDI(32) | S(src2) | A(TMP_REG2))); + src2 = TMP_REG2; + } + } + + /* Setting XER SO is not enough, CR SO is also needed. */ + if (src1 != TMP_ZERO) + FAIL_IF(push_inst(compiler, SUBF | OE(ALT_SET_FLAGS) | RC(ALT_SET_FLAGS) | D(dst) | A(src2) | B(src1))); + else + FAIL_IF(push_inst(compiler, NEG | OE(ALT_SET_FLAGS) | RC(ALT_SET_FLAGS) | D(dst) | A(src2))); + + if (flags & ALT_SIGN_EXT) + return push_inst(compiler, SRDI(32) | S(dst) | A(dst)); + return SLJIT_SUCCESS; + } + + 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)); + } + + BIN_EXTS(); + 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: + BIN_EXTS(); + 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); + } + BIN_EXTS(); + if (flags & ALT_FORM2) + return push_inst(compiler, MULLW | OE(flags) | RC(flags) | D(dst) | A(src2) | B(src1)); + return push_inst(compiler, MULLD | 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; + + if (flags & ALT_FORM2) { + imm &= 0x1f; + return push_inst(compiler, SLWI(imm) | RC(flags) | S(src1) | A(dst)); + } + + imm &= 0x3f; + return push_inst(compiler, SLDI(imm) | RC(flags) | S(src1) | A(dst)); + } + + if (op == SLJIT_MSHL) { + FAIL_IF(push_inst(compiler, ANDI | S(src2) | A(TMP_REG2) | ((flags & ALT_FORM2) ? 0x1f : 0x3f))); + src2 = TMP_REG2; + } + + return push_inst(compiler, ((flags & ALT_FORM2) ? SLW : SLD) | 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; + + if (flags & ALT_FORM2) { + 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)); + } + + imm &= 0x3f; + /* Since imm can be 0, SRDI() cannot be used. */ + return push_inst(compiler, RLDICL | RC(flags) | S(src1) | A(dst) | RLDI_SH((64 - imm) & 0x3f) | RLDI_MB(imm)); + } + + if (op == SLJIT_MLSHR) { + FAIL_IF(push_inst(compiler, ANDI | S(src2) | A(TMP_REG2) | ((flags & ALT_FORM2) ? 0x1f : 0x3f))); + src2 = TMP_REG2; + } + + return push_inst(compiler, ((flags & ALT_FORM2) ? SRW : SRD) | 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; + + if (flags & ALT_FORM2) { + imm &= 0x1f; + return push_inst(compiler, SRAWI | RC(flags) | S(src1) | A(dst) | (imm << 11)); + } + + imm &= 0x3f; + return push_inst(compiler, SRADI | RC(flags) | S(src1) | A(dst) | RLDI_SH(imm)); + } + + if (op == SLJIT_MASHR) { + FAIL_IF(push_inst(compiler, ANDI | S(src2) | A(TMP_REG2) | ((flags & ALT_FORM2) ? 0x1f : 0x3f))); + src2 = TMP_REG2; + } + + return push_inst(compiler, ((flags & ALT_FORM2) ? SRAW : SRAD) | 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); + + if (flags & ALT_FORM2) { + imm &= 0x1f; + return push_inst(compiler, RLWINM | S(src1) | A(dst) | RLWI_SH(imm) | RLWI_MBE(0, 31)); + } + + imm &= 0x3f; + return push_inst(compiler, RLDICL | S(src1) | A(dst) | RLDI_SH(imm)); + } + + if (op == SLJIT_ROTR) { + FAIL_IF(push_inst(compiler, SUBFIC | D(TMP_REG2) | A(src2) | 0)); + src2 = TMP_REG2; + } + + return push_inst(compiler, ((flags & ALT_FORM2) ? (RLWNM | RLWI_MBE(0, 31)) : (RLDCL | RLDI_MB(0))) | S(src1) | A(dst) | B(src2)); + } + + SLJIT_UNREACHABLE(); + return SLJIT_SUCCESS; +} + +static sljit_s32 call_with_args(struct sljit_compiler *compiler, sljit_s32 arg_types, sljit_s32 *src) +{ + sljit_s32 arg_count = 0; + sljit_s32 word_arg_count = 0; + sljit_s32 types = 0; + sljit_s32 reg = 0; + + if (src) + reg = *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: + case SLJIT_ARG_TYPE_F32: + arg_count++; + break; + default: + arg_count++; + word_arg_count++; + + if (arg_count != word_arg_count && arg_count == reg) { + FAIL_IF(push_inst(compiler, OR | S(reg) | A(TMP_CALL_REG) | B(reg))); + *src = TMP_CALL_REG; + } + break; + } + + arg_types >>= SLJIT_ARG_SHIFT; + } + + while (types) { + switch (types & SLJIT_ARG_MASK) { + case SLJIT_ARG_TYPE_F64: + case SLJIT_ARG_TYPE_F32: + arg_count--; + break; + default: + if (arg_count != word_arg_count) + FAIL_IF(push_inst(compiler, OR | S(word_arg_count) | A(arg_count) | B(word_arg_count))); + + arg_count--; + word_arg_count--; + break; + } + + types >>= SLJIT_ARG_SHIFT; + } + + 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 >> 48))); + FAIL_IF(push_inst(compiler, ORI | S(reg) | A(reg) | IMM(init_value >> 32))); + FAIL_IF(push_inst(compiler, SLDI(32) | S(reg) | A(reg))); + FAIL_IF(push_inst(compiler, ORIS | S(reg) | A(reg) | 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 + 5, 0); + inst[0] = (inst[0] & 0xffff0000u) | ((sljit_ins)(new_target >> 48) & 0xffff); + inst[1] = (inst[1] & 0xffff0000u) | ((sljit_ins)(new_target >> 32) & 0xffff); + inst[3] = (inst[3] & 0xffff0000u) | ((sljit_ins)(new_target >> 16) & 0xffff); + inst[4] = (inst[4] & 0xffff0000u) | ((sljit_ins)new_target & 0xffff); + SLJIT_UPDATE_WX_FLAGS(inst, inst + 5, 1); + inst = (sljit_ins *)SLJIT_ADD_EXEC_OFFSET(inst, executable_offset); + SLJIT_CACHE_FLUSH(inst, inst + 5); +} |