| 1 |
ph10 |
662 |
/* |
| 2 |
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* Stack-less Just-In-Time compiler |
| 3 |
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* |
| 4 |
ph10 |
836 |
* Copyright 2009-2012 Zoltan Herczeg (hzmester@freemail.hu). All rights reserved. |
| 5 |
ph10 |
662 |
* |
| 6 |
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* Redistribution and use in source and binary forms, with or without modification, are |
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* permitted provided that the following conditions are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright notice, this list of |
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* conditions and the following disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list |
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* of conditions and the following disclaimer in the documentation and/or other materials |
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* provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) AND CONTRIBUTORS ``AS IS'' AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 18 |
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT |
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* SHALL THE COPYRIGHT HOLDER(S) OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED |
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 25 |
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*/ |
| 26 |
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| 27 |
zherczeg |
740 |
SLJIT_API_FUNC_ATTRIBUTE SLJIT_CONST char* sljit_get_platform_name() |
| 28 |
ph10 |
662 |
{ |
| 29 |
zherczeg |
884 |
return "PowerPC" SLJIT_CPUINFO; |
| 30 |
ph10 |
662 |
} |
| 31 |
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| 32 |
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/* Length of an instruction word. |
| 33 |
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Both for ppc-32 and ppc-64. */ |
| 34 |
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typedef sljit_ui sljit_ins; |
| 35 |
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| 36 |
zherczeg |
742 |
static void ppc_cache_flush(sljit_ins *from, sljit_ins *to) |
| 37 |
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{ |
| 38 |
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while (from < to) { |
| 39 |
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#ifdef __GNUC__ |
| 40 |
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asm volatile ( "icbi 0, %0" : : "r"(from) ); |
| 41 |
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#else |
| 42 |
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#error "Must implement icbi" |
| 43 |
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#endif |
| 44 |
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from++; |
| 45 |
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} |
| 46 |
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} |
| 47 |
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| 48 |
ph10 |
662 |
#define TMP_REG1 (SLJIT_NO_REGISTERS + 1) |
| 49 |
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#define TMP_REG2 (SLJIT_NO_REGISTERS + 2) |
| 50 |
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#define TMP_REG3 (SLJIT_NO_REGISTERS + 3) |
| 51 |
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#define ZERO_REG (SLJIT_NO_REGISTERS + 4) |
| 52 |
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#define REAL_STACK_PTR (SLJIT_NO_REGISTERS + 5) |
| 53 |
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| 54 |
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#define TMP_FREG1 (SLJIT_FLOAT_REG4 + 1) |
| 55 |
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#define TMP_FREG2 (SLJIT_FLOAT_REG4 + 2) |
| 56 |
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| 57 |
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/* --------------------------------------------------------------------- */ |
| 58 |
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/* Instrucion forms */ |
| 59 |
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/* --------------------------------------------------------------------- */ |
| 60 |
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#define D(d) (reg_map[d] << 21) |
| 61 |
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#define S(s) (reg_map[s] << 21) |
| 62 |
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#define A(a) (reg_map[a] << 16) |
| 63 |
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#define B(b) (reg_map[b] << 11) |
| 64 |
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#define C(c) (reg_map[c] << 6) |
| 65 |
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#define FD(fd) ((fd) << 21) |
| 66 |
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#define FA(fa) ((fa) << 16) |
| 67 |
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#define FB(fb) ((fb) << 11) |
| 68 |
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#define FC(fc) ((fc) << 6) |
| 69 |
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#define IMM(imm) ((imm) & 0xffff) |
| 70 |
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#define CRD(d) ((d) << 21) |
| 71 |
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| 72 |
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/* Instruction bit sections. |
| 73 |
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OE and Rc flag (see ALT_SET_FLAGS). */ |
| 74 |
zherczeg |
860 |
#define OERC(flags) (((flags & ALT_SET_FLAGS) >> 10) | (flags & ALT_SET_FLAGS)) |
| 75 |
ph10 |
662 |
/* Rc flag (see ALT_SET_FLAGS). */ |
| 76 |
zherczeg |
860 |
#define RC(flags) ((flags & ALT_SET_FLAGS) >> 10) |
| 77 |
ph10 |
662 |
#define HI(opcode) ((opcode) << 26) |
| 78 |
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#define LO(opcode) ((opcode) << 1) |
| 79 |
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| 80 |
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#define ADD (HI(31) | LO(266)) |
| 81 |
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#define ADDC (HI(31) | LO(10)) |
| 82 |
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#define ADDE (HI(31) | LO(138)) |
| 83 |
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#define ADDI (HI(14)) |
| 84 |
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#define ADDIC (HI(13)) |
| 85 |
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#define ADDIS (HI(15)) |
| 86 |
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#define ADDME (HI(31) | LO(234)) |
| 87 |
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#define AND (HI(31) | LO(28)) |
| 88 |
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#define ANDI (HI(28)) |
| 89 |
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#define ANDIS (HI(29)) |
| 90 |
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#define Bx (HI(18)) |
| 91 |
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#define BCx (HI(16)) |
| 92 |
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#define BCCTR (HI(19) | LO(528) | (3 << 11)) |
| 93 |
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#define BLR (HI(19) | LO(16) | (0x14 << 21)) |
| 94 |
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#define CNTLZD (HI(31) | LO(58)) |
| 95 |
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#define CNTLZW (HI(31) | LO(26)) |
| 96 |
zherczeg |
860 |
#define CMP (HI(31) | LO(0)) |
| 97 |
ph10 |
662 |
#define CMPI (HI(11)) |
| 98 |
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#define CMPL (HI(31) | LO(32)) |
| 99 |
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#define CMPLI (HI(10)) |
| 100 |
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#define CROR (HI(19) | LO(449)) |
| 101 |
zherczeg |
847 |
#define DIVD (HI(31) | LO(489)) |
| 102 |
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#define DIVDU (HI(31) | LO(457)) |
| 103 |
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#define DIVW (HI(31) | LO(491)) |
| 104 |
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#define DIVWU (HI(31) | LO(459)) |
| 105 |
ph10 |
662 |
#define EXTSB (HI(31) | LO(954)) |
| 106 |
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#define EXTSH (HI(31) | LO(922)) |
| 107 |
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#define EXTSW (HI(31) | LO(986)) |
| 108 |
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#define FABS (HI(63) | LO(264)) |
| 109 |
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#define FADD (HI(63) | LO(21)) |
| 110 |
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#define FCMPU (HI(63) | LO(0)) |
| 111 |
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#define FDIV (HI(63) | LO(18)) |
| 112 |
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#define FMR (HI(63) | LO(72)) |
| 113 |
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#define FMUL (HI(63) | LO(25)) |
| 114 |
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#define FNEG (HI(63) | LO(40)) |
| 115 |
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#define FSUB (HI(63) | LO(20)) |
| 116 |
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#define LD (HI(58) | 0) |
| 117 |
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#define LFD (HI(50)) |
| 118 |
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#define LFDUX (HI(31) | LO(631)) |
| 119 |
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#define LFDX (HI(31) | LO(599)) |
| 120 |
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#define LWZ (HI(32)) |
| 121 |
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#define MFCR (HI(31) | LO(19)) |
| 122 |
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#define MFLR (HI(31) | LO(339) | 0x80000) |
| 123 |
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#define MFXER (HI(31) | LO(339) | 0x10000) |
| 124 |
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#define MTCTR (HI(31) | LO(467) | 0x90000) |
| 125 |
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#define MTLR (HI(31) | LO(467) | 0x80000) |
| 126 |
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#define MTXER (HI(31) | LO(467) | 0x10000) |
| 127 |
zherczeg |
847 |
#define MULHD (HI(31) | LO(73)) |
| 128 |
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#define MULHDU (HI(31) | LO(9)) |
| 129 |
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#define MULHW (HI(31) | LO(75)) |
| 130 |
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#define MULHWU (HI(31) | LO(11)) |
| 131 |
ph10 |
662 |
#define MULLD (HI(31) | LO(233)) |
| 132 |
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#define MULLI (HI(7)) |
| 133 |
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#define MULLW (HI(31) | LO(235)) |
| 134 |
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#define NEG (HI(31) | LO(104)) |
| 135 |
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#define NOP (HI(24)) |
| 136 |
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#define NOR (HI(31) | LO(124)) |
| 137 |
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#define OR (HI(31) | LO(444)) |
| 138 |
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#define ORI (HI(24)) |
| 139 |
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#define ORIS (HI(25)) |
| 140 |
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#define RLDICL (HI(30)) |
| 141 |
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#define RLWINM (HI(21)) |
| 142 |
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#define SLD (HI(31) | LO(27)) |
| 143 |
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#define SLW (HI(31) | LO(24)) |
| 144 |
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#define SRAD (HI(31) | LO(794)) |
| 145 |
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#define SRADI (HI(31) | LO(413 << 1)) |
| 146 |
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#define SRAW (HI(31) | LO(792)) |
| 147 |
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#define SRAWI (HI(31) | LO(824)) |
| 148 |
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#define SRD (HI(31) | LO(539)) |
| 149 |
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#define SRW (HI(31) | LO(536)) |
| 150 |
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#define STD (HI(62) | 0) |
| 151 |
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#define STDU (HI(62) | 1) |
| 152 |
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#define STDUX (HI(31) | LO(181)) |
| 153 |
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#define STFD (HI(54)) |
| 154 |
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#define STFDUX (HI(31) | LO(759)) |
| 155 |
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#define STFDX (HI(31) | LO(727)) |
| 156 |
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#define STW (HI(36)) |
| 157 |
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#define STWU (HI(37)) |
| 158 |
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#define STWUX (HI(31) | LO(183)) |
| 159 |
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#define SUBF (HI(31) | LO(40)) |
| 160 |
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#define SUBFC (HI(31) | LO(8)) |
| 161 |
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#define SUBFE (HI(31) | LO(136)) |
| 162 |
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#define SUBFIC (HI(8)) |
| 163 |
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#define XOR (HI(31) | LO(316)) |
| 164 |
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#define XORI (HI(26)) |
| 165 |
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#define XORIS (HI(27)) |
| 166 |
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| 167 |
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#define SIMM_MAX (0x7fff) |
| 168 |
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#define SIMM_MIN (-0x8000) |
| 169 |
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#define UIMM_MAX (0xffff) |
| 170 |
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| 171 |
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/* SLJIT_LOCALS_REG is not the real stack register, since it must |
| 172 |
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point to the head of the stack chain. */ |
| 173 |
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static SLJIT_CONST sljit_ub reg_map[SLJIT_NO_REGISTERS + 6] = { |
| 174 |
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0, 3, 4, 5, 6, 7, 29, 28, 27, 26, 25, 31, 8, 9, 10, 30, 1 |
| 175 |
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}; |
| 176 |
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| 177 |
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static int push_inst(struct sljit_compiler *compiler, sljit_ins ins) |
| 178 |
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{ |
| 179 |
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sljit_ins *ptr = (sljit_ins*)ensure_buf(compiler, sizeof(sljit_ins)); |
| 180 |
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FAIL_IF(!ptr); |
| 181 |
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*ptr = ins; |
| 182 |
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compiler->size++; |
| 183 |
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return SLJIT_SUCCESS; |
| 184 |
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} |
| 185 |
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| 186 |
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static SLJIT_INLINE int optimize_jump(struct sljit_jump *jump, sljit_ins *code_ptr, sljit_ins *code) |
| 187 |
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{ |
| 188 |
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sljit_w diff; |
| 189 |
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sljit_uw target_addr; |
| 190 |
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| 191 |
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if (jump->flags & SLJIT_REWRITABLE_JUMP) |
| 192 |
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return 0; |
| 193 |
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| 194 |
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if (jump->flags & JUMP_ADDR) |
| 195 |
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target_addr = jump->u.target; |
| 196 |
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else { |
| 197 |
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SLJIT_ASSERT(jump->flags & JUMP_LABEL); |
| 198 |
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target_addr = (sljit_uw)(code + jump->u.label->size); |
| 199 |
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} |
| 200 |
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diff = ((sljit_w)target_addr - (sljit_w)(code_ptr)) & ~0x3l; |
| 201 |
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| 202 |
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if (jump->flags & UNCOND_B) { |
| 203 |
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if (diff <= 0x01ffffff && diff >= -0x02000000) { |
| 204 |
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jump->flags |= PATCH_B; |
| 205 |
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return 1; |
| 206 |
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} |
| 207 |
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if (target_addr <= 0x03ffffff) { |
| 208 |
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jump->flags |= PATCH_B | ABSOLUTE_B; |
| 209 |
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return 1; |
| 210 |
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} |
| 211 |
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} |
| 212 |
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else { |
| 213 |
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if (diff <= 0x7fff && diff >= -0x8000) { |
| 214 |
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jump->flags |= PATCH_B; |
| 215 |
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return 1; |
| 216 |
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} |
| 217 |
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if (target_addr <= 0xffff) { |
| 218 |
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jump->flags |= PATCH_B | ABSOLUTE_B; |
| 219 |
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return 1; |
| 220 |
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} |
| 221 |
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} |
| 222 |
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return 0; |
| 223 |
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} |
| 224 |
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|
| 225 |
zherczeg |
740 |
SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compiler) |
| 226 |
ph10 |
662 |
{ |
| 227 |
|
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struct sljit_memory_fragment *buf; |
| 228 |
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sljit_ins *code; |
| 229 |
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sljit_ins *code_ptr; |
| 230 |
|
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sljit_ins *buf_ptr; |
| 231 |
|
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sljit_ins *buf_end; |
| 232 |
|
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sljit_uw word_count; |
| 233 |
|
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sljit_uw addr; |
| 234 |
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| 235 |
|
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struct sljit_label *label; |
| 236 |
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struct sljit_jump *jump; |
| 237 |
|
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struct sljit_const *const_; |
| 238 |
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|
| 239 |
|
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CHECK_ERROR_PTR(); |
| 240 |
|
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check_sljit_generate_code(compiler); |
| 241 |
|
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reverse_buf(compiler); |
| 242 |
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| 243 |
|
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#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 244 |
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compiler->size += (compiler->size & 0x1) + (sizeof(struct sljit_function_context) / sizeof(sljit_ins)); |
| 245 |
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#endif |
| 246 |
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code = (sljit_ins*)SLJIT_MALLOC_EXEC(compiler->size * sizeof(sljit_ins)); |
| 247 |
|
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PTR_FAIL_WITH_EXEC_IF(code); |
| 248 |
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buf = compiler->buf; |
| 249 |
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|
| 250 |
|
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code_ptr = code; |
| 251 |
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word_count = 0; |
| 252 |
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label = compiler->labels; |
| 253 |
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jump = compiler->jumps; |
| 254 |
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const_ = compiler->consts; |
| 255 |
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do { |
| 256 |
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buf_ptr = (sljit_ins*)buf->memory; |
| 257 |
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buf_end = buf_ptr + (buf->used_size >> 2); |
| 258 |
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do { |
| 259 |
|
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*code_ptr = *buf_ptr++; |
| 260 |
|
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SLJIT_ASSERT(!label || label->size >= word_count); |
| 261 |
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SLJIT_ASSERT(!jump || jump->addr >= word_count); |
| 262 |
|
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SLJIT_ASSERT(!const_ || const_->addr >= word_count); |
| 263 |
|
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/* These structures are ordered by their address. */ |
| 264 |
|
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if (label && label->size == word_count) { |
| 265 |
|
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/* Just recording the address. */ |
| 266 |
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label->addr = (sljit_uw)code_ptr; |
| 267 |
|
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label->size = code_ptr - code; |
| 268 |
|
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label = label->next; |
| 269 |
|
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} |
| 270 |
|
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if (jump && jump->addr == word_count) { |
| 271 |
|
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#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) |
| 272 |
|
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jump->addr = (sljit_uw)(code_ptr - 3); |
| 273 |
|
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#else |
| 274 |
|
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jump->addr = (sljit_uw)(code_ptr - 6); |
| 275 |
|
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#endif |
| 276 |
|
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if (optimize_jump(jump, code_ptr, code)) { |
| 277 |
|
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#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) |
| 278 |
|
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code_ptr[-3] = code_ptr[0]; |
| 279 |
|
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code_ptr -= 3; |
| 280 |
|
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#else |
| 281 |
|
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code_ptr[-6] = code_ptr[0]; |
| 282 |
|
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code_ptr -= 6; |
| 283 |
|
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#endif |
| 284 |
|
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} |
| 285 |
|
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jump = jump->next; |
| 286 |
|
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} |
| 287 |
|
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if (const_ && const_->addr == word_count) { |
| 288 |
|
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/* Just recording the address. */ |
| 289 |
|
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const_->addr = (sljit_uw)code_ptr; |
| 290 |
|
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const_ = const_->next; |
| 291 |
|
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} |
| 292 |
|
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code_ptr ++; |
| 293 |
|
|
word_count ++; |
| 294 |
|
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} while (buf_ptr < buf_end); |
| 295 |
|
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|
| 296 |
|
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buf = buf->next; |
| 297 |
|
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} while (buf); |
| 298 |
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|
| 299 |
|
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if (label && label->size == word_count) { |
| 300 |
|
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label->addr = (sljit_uw)code_ptr; |
| 301 |
|
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label->size = code_ptr - code; |
| 302 |
|
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label = label->next; |
| 303 |
|
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} |
| 304 |
|
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|
| 305 |
|
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SLJIT_ASSERT(!label); |
| 306 |
|
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SLJIT_ASSERT(!jump); |
| 307 |
|
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SLJIT_ASSERT(!const_); |
| 308 |
|
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#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 309 |
|
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SLJIT_ASSERT(code_ptr - code <= (int)compiler->size - ((compiler->size & 0x1) ? 3 : 2)); |
| 310 |
|
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#else |
| 311 |
|
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SLJIT_ASSERT(code_ptr - code <= (int)compiler->size); |
| 312 |
|
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#endif |
| 313 |
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|
| 314 |
|
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jump = compiler->jumps; |
| 315 |
|
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while (jump) { |
| 316 |
|
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do { |
| 317 |
|
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addr = (jump->flags & JUMP_LABEL) ? jump->u.label->addr : jump->u.target; |
| 318 |
|
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buf_ptr = (sljit_ins*)jump->addr; |
| 319 |
|
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if (jump->flags & PATCH_B) { |
| 320 |
|
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if (jump->flags & UNCOND_B) { |
| 321 |
|
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if (!(jump->flags & ABSOLUTE_B)) { |
| 322 |
|
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addr = addr - jump->addr; |
| 323 |
|
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SLJIT_ASSERT((sljit_w)addr <= 0x01ffffff && (sljit_w)addr >= -0x02000000); |
| 324 |
|
|
*buf_ptr = Bx | (addr & 0x03fffffc) | ((*buf_ptr) & 0x1); |
| 325 |
|
|
} |
| 326 |
|
|
else { |
| 327 |
|
|
SLJIT_ASSERT(addr <= 0x03ffffff); |
| 328 |
|
|
*buf_ptr = Bx | (addr & 0x03fffffc) | 0x2 | ((*buf_ptr) & 0x1); |
| 329 |
|
|
} |
| 330 |
|
|
} |
| 331 |
|
|
else { |
| 332 |
|
|
if (!(jump->flags & ABSOLUTE_B)) { |
| 333 |
|
|
addr = addr - jump->addr; |
| 334 |
|
|
SLJIT_ASSERT((sljit_w)addr <= 0x7fff && (sljit_w)addr >= -0x8000); |
| 335 |
|
|
*buf_ptr = BCx | (addr & 0xfffc) | ((*buf_ptr) & 0x03ff0001); |
| 336 |
|
|
} |
| 337 |
|
|
else { |
| 338 |
|
|
addr = addr & ~0x3l; |
| 339 |
|
|
SLJIT_ASSERT(addr <= 0xffff); |
| 340 |
|
|
*buf_ptr = BCx | (addr & 0xfffc) | 0x2 | ((*buf_ptr) & 0x03ff0001); |
| 341 |
|
|
} |
| 342 |
|
|
|
| 343 |
|
|
} |
| 344 |
|
|
break; |
| 345 |
|
|
} |
| 346 |
|
|
/* Set the fields of immediate loads. */ |
| 347 |
|
|
#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) |
| 348 |
|
|
buf_ptr[0] = (buf_ptr[0] & 0xffff0000) | ((addr >> 16) & 0xffff); |
| 349 |
|
|
buf_ptr[1] = (buf_ptr[1] & 0xffff0000) | (addr & 0xffff); |
| 350 |
|
|
#else |
| 351 |
|
|
buf_ptr[0] = (buf_ptr[0] & 0xffff0000) | ((addr >> 48) & 0xffff); |
| 352 |
|
|
buf_ptr[1] = (buf_ptr[1] & 0xffff0000) | ((addr >> 32) & 0xffff); |
| 353 |
|
|
buf_ptr[3] = (buf_ptr[3] & 0xffff0000) | ((addr >> 16) & 0xffff); |
| 354 |
|
|
buf_ptr[4] = (buf_ptr[4] & 0xffff0000) | (addr & 0xffff); |
| 355 |
|
|
#endif |
| 356 |
|
|
} while (0); |
| 357 |
|
|
jump = jump->next; |
| 358 |
|
|
} |
| 359 |
|
|
|
| 360 |
|
|
SLJIT_CACHE_FLUSH(code, code_ptr); |
| 361 |
|
|
compiler->error = SLJIT_ERR_COMPILED; |
| 362 |
ph10 |
836 |
compiler->executable_size = compiler->size * sizeof(sljit_ins); |
| 363 |
ph10 |
662 |
|
| 364 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 365 |
|
|
if (((sljit_w)code_ptr) & 0x4) |
| 366 |
|
|
code_ptr++; |
| 367 |
|
|
sljit_set_function_context(NULL, (struct sljit_function_context*)code_ptr, (sljit_w)code, sljit_generate_code); |
| 368 |
|
|
return code_ptr; |
| 369 |
|
|
#else |
| 370 |
|
|
return code; |
| 371 |
|
|
#endif |
| 372 |
|
|
} |
| 373 |
|
|
|
| 374 |
|
|
/* inp_flags: */ |
| 375 |
|
|
|
| 376 |
|
|
/* Creates an index in data_transfer_insts array. */ |
| 377 |
|
|
#define WORD_DATA 0x00 |
| 378 |
|
|
#define BYTE_DATA 0x01 |
| 379 |
|
|
#define HALF_DATA 0x02 |
| 380 |
|
|
#define INT_DATA 0x03 |
| 381 |
|
|
#define SIGNED_DATA 0x04 |
| 382 |
|
|
#define LOAD_DATA 0x08 |
| 383 |
|
|
#define WRITE_BACK 0x10 |
| 384 |
|
|
#define INDEXED 0x20 |
| 385 |
|
|
|
| 386 |
|
|
#define MEM_MASK 0x3f |
| 387 |
|
|
|
| 388 |
|
|
/* Other inp_flags. */ |
| 389 |
|
|
|
| 390 |
zherczeg |
860 |
#define ARG_TEST 0x000100 |
| 391 |
ph10 |
662 |
/* Integer opertion and set flags -> requires exts on 64 bit systems. */ |
| 392 |
zherczeg |
860 |
#define ALT_SIGN_EXT 0x000200 |
| 393 |
ph10 |
662 |
/* This flag affects the RC() and OERC() macros. */ |
| 394 |
zherczeg |
860 |
#define ALT_SET_FLAGS 0x000400 |
| 395 |
|
|
#define ALT_FORM1 0x010000 |
| 396 |
|
|
#define ALT_FORM2 0x020000 |
| 397 |
|
|
#define ALT_FORM3 0x040000 |
| 398 |
|
|
#define ALT_FORM4 0x080000 |
| 399 |
|
|
#define ALT_FORM5 0x100000 |
| 400 |
|
|
#define ALT_FORM6 0x200000 |
| 401 |
ph10 |
662 |
|
| 402 |
zherczeg |
860 |
/* Source and destination is register. */ |
| 403 |
|
|
#define REG_DEST 0x000001 |
| 404 |
|
|
#define REG1_SOURCE 0x000002 |
| 405 |
|
|
#define REG2_SOURCE 0x000004 |
| 406 |
|
|
/* getput_arg_fast returned true. */ |
| 407 |
|
|
#define FAST_DEST 0x000008 |
| 408 |
|
|
/* Multiple instructions are required. */ |
| 409 |
|
|
#define SLOW_DEST 0x000010 |
| 410 |
|
|
/* |
| 411 |
|
|
ALT_SIGN_EXT 0x000200 |
| 412 |
|
|
ALT_SET_FLAGS 0x000400 |
| 413 |
|
|
ALT_FORM1 0x010000 |
| 414 |
|
|
... |
| 415 |
|
|
ALT_FORM6 0x200000 */ |
| 416 |
ph10 |
662 |
|
| 417 |
|
|
#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) |
| 418 |
|
|
#include "sljitNativePPC_32.c" |
| 419 |
|
|
#else |
| 420 |
|
|
#include "sljitNativePPC_64.c" |
| 421 |
|
|
#endif |
| 422 |
|
|
|
| 423 |
|
|
#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) |
| 424 |
|
|
#define STACK_STORE STW |
| 425 |
|
|
#define STACK_LOAD LWZ |
| 426 |
|
|
#else |
| 427 |
|
|
#define STACK_STORE STD |
| 428 |
|
|
#define STACK_LOAD LD |
| 429 |
|
|
#endif |
| 430 |
|
|
|
| 431 |
|
|
static int emit_op(struct sljit_compiler *compiler, int op, int inp_flags, |
| 432 |
|
|
int dst, sljit_w dstw, |
| 433 |
|
|
int src1, sljit_w src1w, |
| 434 |
|
|
int src2, sljit_w src2w); |
| 435 |
|
|
|
| 436 |
zherczeg |
880 |
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_enter(struct sljit_compiler *compiler, int args, int temporaries, int saveds, int local_size) |
| 437 |
ph10 |
662 |
{ |
| 438 |
|
|
CHECK_ERROR(); |
| 439 |
zherczeg |
880 |
check_sljit_emit_enter(compiler, args, temporaries, saveds, local_size); |
| 440 |
ph10 |
662 |
|
| 441 |
|
|
compiler->temporaries = temporaries; |
| 442 |
zherczeg |
880 |
compiler->saveds = saveds; |
| 443 |
ph10 |
662 |
compiler->has_locals = local_size > 0; |
| 444 |
|
|
|
| 445 |
|
|
FAIL_IF(push_inst(compiler, MFLR | D(0))); |
| 446 |
|
|
if (compiler->has_locals) |
| 447 |
|
|
FAIL_IF(push_inst(compiler, STACK_STORE | S(SLJIT_LOCALS_REG) | A(REAL_STACK_PTR) | IMM(-(int)(sizeof(sljit_w))) )); |
| 448 |
|
|
FAIL_IF(push_inst(compiler, STACK_STORE | S(ZERO_REG) | A(REAL_STACK_PTR) | IMM(-2 * (int)(sizeof(sljit_w))) )); |
| 449 |
zherczeg |
880 |
if (saveds >= 1) |
| 450 |
|
|
FAIL_IF(push_inst(compiler, STACK_STORE | S(SLJIT_SAVED_REG1) | A(REAL_STACK_PTR) | IMM(-3 * (int)(sizeof(sljit_w))) )); |
| 451 |
|
|
if (saveds >= 2) |
| 452 |
|
|
FAIL_IF(push_inst(compiler, STACK_STORE | S(SLJIT_SAVED_REG2) | A(REAL_STACK_PTR) | IMM(-4 * (int)(sizeof(sljit_w))) )); |
| 453 |
|
|
if (saveds >= 3) |
| 454 |
|
|
FAIL_IF(push_inst(compiler, STACK_STORE | S(SLJIT_SAVED_REG3) | A(REAL_STACK_PTR) | IMM(-5 * (int)(sizeof(sljit_w))) )); |
| 455 |
|
|
if (saveds >= 4) |
| 456 |
|
|
FAIL_IF(push_inst(compiler, STACK_STORE | S(SLJIT_SAVED_EREG1) | A(REAL_STACK_PTR) | IMM(-6 * (int)(sizeof(sljit_w))) )); |
| 457 |
|
|
if (saveds >= 5) |
| 458 |
|
|
FAIL_IF(push_inst(compiler, STACK_STORE | S(SLJIT_SAVED_EREG2) | A(REAL_STACK_PTR) | IMM(-7 * (int)(sizeof(sljit_w))) )); |
| 459 |
ph10 |
662 |
FAIL_IF(push_inst(compiler, STACK_STORE | S(0) | A(REAL_STACK_PTR) | IMM(sizeof(sljit_w)) )); |
| 460 |
|
|
|
| 461 |
|
|
FAIL_IF(push_inst(compiler, ADDI | D(ZERO_REG) | A(0) | 0)); |
| 462 |
|
|
if (args >= 1) |
| 463 |
zherczeg |
880 |
FAIL_IF(push_inst(compiler, OR | S(SLJIT_TEMPORARY_REG1) | A(SLJIT_SAVED_REG1) | B(SLJIT_TEMPORARY_REG1))); |
| 464 |
ph10 |
662 |
if (args >= 2) |
| 465 |
zherczeg |
880 |
FAIL_IF(push_inst(compiler, OR | S(SLJIT_TEMPORARY_REG2) | A(SLJIT_SAVED_REG2) | B(SLJIT_TEMPORARY_REG2))); |
| 466 |
ph10 |
662 |
if (args >= 3) |
| 467 |
zherczeg |
880 |
FAIL_IF(push_inst(compiler, OR | S(SLJIT_TEMPORARY_REG3) | A(SLJIT_SAVED_REG3) | B(SLJIT_TEMPORARY_REG3))); |
| 468 |
ph10 |
662 |
|
| 469 |
|
|
#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) |
| 470 |
zherczeg |
880 |
compiler->local_size = (2 + saveds + 2) * sizeof(sljit_w) + local_size; |
| 471 |
ph10 |
662 |
#else |
| 472 |
zherczeg |
880 |
compiler->local_size = (2 + saveds + 7 + 8) * sizeof(sljit_w) + local_size; |
| 473 |
ph10 |
662 |
#endif |
| 474 |
|
|
compiler->local_size = (compiler->local_size + 15) & ~0xf; |
| 475 |
|
|
|
| 476 |
|
|
#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) |
| 477 |
|
|
if (compiler->local_size <= SIMM_MAX) |
| 478 |
|
|
FAIL_IF(push_inst(compiler, STWU | S(REAL_STACK_PTR) | A(REAL_STACK_PTR) | IMM(-compiler->local_size))); |
| 479 |
|
|
else { |
| 480 |
|
|
FAIL_IF(load_immediate(compiler, 0, -compiler->local_size)); |
| 481 |
|
|
FAIL_IF(push_inst(compiler, STWUX | S(REAL_STACK_PTR) | A(REAL_STACK_PTR) | B(0))); |
| 482 |
|
|
} |
| 483 |
|
|
if (compiler->has_locals) |
| 484 |
|
|
FAIL_IF(push_inst(compiler, ADDI | D(SLJIT_LOCALS_REG) | A(REAL_STACK_PTR) | IMM(2 * sizeof(sljit_w)))); |
| 485 |
|
|
#else |
| 486 |
|
|
if (compiler->local_size <= SIMM_MAX) |
| 487 |
|
|
FAIL_IF(push_inst(compiler, STDU | S(REAL_STACK_PTR) | A(REAL_STACK_PTR) | IMM(-compiler->local_size))); |
| 488 |
|
|
else { |
| 489 |
|
|
FAIL_IF(load_immediate(compiler, 0, -compiler->local_size)); |
| 490 |
|
|
FAIL_IF(push_inst(compiler, STDUX | S(REAL_STACK_PTR) | A(REAL_STACK_PTR) | B(0))); |
| 491 |
|
|
} |
| 492 |
|
|
if (compiler->has_locals) |
| 493 |
|
|
FAIL_IF(push_inst(compiler, ADDI | D(SLJIT_LOCALS_REG) | A(REAL_STACK_PTR) | IMM((7 + 8) * sizeof(sljit_w)))); |
| 494 |
|
|
#endif |
| 495 |
|
|
|
| 496 |
|
|
return SLJIT_SUCCESS; |
| 497 |
|
|
} |
| 498 |
|
|
|
| 499 |
zherczeg |
880 |
SLJIT_API_FUNC_ATTRIBUTE void sljit_set_context(struct sljit_compiler *compiler, int args, int temporaries, int saveds, int local_size) |
| 500 |
ph10 |
662 |
{ |
| 501 |
|
|
CHECK_ERROR_VOID(); |
| 502 |
zherczeg |
880 |
check_sljit_set_context(compiler, args, temporaries, saveds, local_size); |
| 503 |
ph10 |
662 |
|
| 504 |
|
|
compiler->temporaries = temporaries; |
| 505 |
zherczeg |
880 |
compiler->saveds = saveds; |
| 506 |
ph10 |
662 |
|
| 507 |
|
|
compiler->has_locals = local_size > 0; |
| 508 |
|
|
#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) |
| 509 |
zherczeg |
880 |
compiler->local_size = (2 + saveds + 2) * sizeof(sljit_w) + local_size; |
| 510 |
ph10 |
662 |
#else |
| 511 |
zherczeg |
880 |
compiler->local_size = (2 + saveds + 7 + 8) * sizeof(sljit_w) + local_size; |
| 512 |
ph10 |
662 |
#endif |
| 513 |
|
|
compiler->local_size = (compiler->local_size + 15) & ~0xf; |
| 514 |
|
|
} |
| 515 |
|
|
|
| 516 |
zherczeg |
875 |
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_return(struct sljit_compiler *compiler, int op, int src, sljit_w srcw) |
| 517 |
ph10 |
662 |
{ |
| 518 |
|
|
CHECK_ERROR(); |
| 519 |
zherczeg |
875 |
check_sljit_emit_return(compiler, op, src, srcw); |
| 520 |
ph10 |
662 |
|
| 521 |
zherczeg |
875 |
FAIL_IF(emit_mov_before_return(compiler, op, src, srcw)); |
| 522 |
ph10 |
662 |
|
| 523 |
|
|
if (compiler->local_size <= SIMM_MAX) |
| 524 |
|
|
FAIL_IF(push_inst(compiler, ADDI | D(REAL_STACK_PTR) | A(REAL_STACK_PTR) | IMM(compiler->local_size))); |
| 525 |
|
|
else { |
| 526 |
|
|
FAIL_IF(load_immediate(compiler, 0, compiler->local_size)); |
| 527 |
|
|
FAIL_IF(push_inst(compiler, ADD | D(REAL_STACK_PTR) | A(REAL_STACK_PTR) | B(0))); |
| 528 |
|
|
} |
| 529 |
|
|
|
| 530 |
|
|
FAIL_IF(push_inst(compiler, STACK_LOAD | D(0) | A(REAL_STACK_PTR) | IMM(sizeof(sljit_w)))); |
| 531 |
zherczeg |
880 |
if (compiler->saveds >= 5) |
| 532 |
|
|
FAIL_IF(push_inst(compiler, STACK_LOAD | D(SLJIT_SAVED_EREG2) | A(REAL_STACK_PTR) | IMM(-7 * (int)(sizeof(sljit_w))) )); |
| 533 |
|
|
if (compiler->saveds >= 4) |
| 534 |
|
|
FAIL_IF(push_inst(compiler, STACK_LOAD | D(SLJIT_SAVED_EREG1) | A(REAL_STACK_PTR) | IMM(-6 * (int)(sizeof(sljit_w))) )); |
| 535 |
|
|
if (compiler->saveds >= 3) |
| 536 |
|
|
FAIL_IF(push_inst(compiler, STACK_LOAD | D(SLJIT_SAVED_REG3) | A(REAL_STACK_PTR) | IMM(-5 * (int)(sizeof(sljit_w))) )); |
| 537 |
|
|
if (compiler->saveds >= 2) |
| 538 |
|
|
FAIL_IF(push_inst(compiler, STACK_LOAD | D(SLJIT_SAVED_REG2) | A(REAL_STACK_PTR) | IMM(-4 * (int)(sizeof(sljit_w))) )); |
| 539 |
|
|
if (compiler->saveds >= 1) |
| 540 |
|
|
FAIL_IF(push_inst(compiler, STACK_LOAD | D(SLJIT_SAVED_REG1) | A(REAL_STACK_PTR) | IMM(-3 * (int)(sizeof(sljit_w))) )); |
| 541 |
ph10 |
662 |
FAIL_IF(push_inst(compiler, STACK_LOAD | D(ZERO_REG) | A(REAL_STACK_PTR) | IMM(-2 * (int)(sizeof(sljit_w))) )); |
| 542 |
|
|
if (compiler->has_locals) |
| 543 |
|
|
FAIL_IF(push_inst(compiler, STACK_LOAD | D(SLJIT_LOCALS_REG) | A(REAL_STACK_PTR) | IMM(-(int)(sizeof(sljit_w))) )); |
| 544 |
|
|
|
| 545 |
|
|
FAIL_IF(push_inst(compiler, MTLR | S(0))); |
| 546 |
|
|
FAIL_IF(push_inst(compiler, BLR)); |
| 547 |
|
|
|
| 548 |
|
|
return SLJIT_SUCCESS; |
| 549 |
|
|
} |
| 550 |
|
|
|
| 551 |
|
|
#undef STACK_STORE |
| 552 |
|
|
#undef STACK_LOAD |
| 553 |
|
|
|
| 554 |
|
|
/* --------------------------------------------------------------------- */ |
| 555 |
|
|
/* Operators */ |
| 556 |
|
|
/* --------------------------------------------------------------------- */ |
| 557 |
|
|
|
| 558 |
|
|
/* i/x - immediate/indexed form |
| 559 |
|
|
n/w - no write-back / write-back (1 bit) |
| 560 |
|
|
s/l - store/load (1 bit) |
| 561 |
|
|
u/s - signed/unsigned (1 bit) |
| 562 |
|
|
w/b/h/i - word/byte/half/int allowed (2 bit) |
| 563 |
|
|
It contans 32 items, but not all are different. */ |
| 564 |
|
|
|
| 565 |
|
|
/* 64 bit only: [reg+imm] must be aligned to 4 bytes. */ |
| 566 |
|
|
#define ADDR_MODE2 0x10000 |
| 567 |
|
|
/* 64-bit only: there is no lwau instruction. */ |
| 568 |
|
|
#define UPDATE_REQ 0x20000 |
| 569 |
|
|
|
| 570 |
|
|
#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) |
| 571 |
|
|
#define ARCH_DEPEND(a, b) a |
| 572 |
|
|
#define GET_INST_CODE(inst) (inst) |
| 573 |
|
|
#else |
| 574 |
|
|
#define ARCH_DEPEND(a, b) b |
| 575 |
|
|
#define GET_INST_CODE(index) ((inst) & ~(ADDR_MODE2 | UPDATE_REQ)) |
| 576 |
|
|
#endif |
| 577 |
|
|
|
| 578 |
|
|
static SLJIT_CONST sljit_ins data_transfer_insts[64] = { |
| 579 |
|
|
|
| 580 |
|
|
/* No write-back. */ |
| 581 |
|
|
|
| 582 |
|
|
/* i n s u w */ ARCH_DEPEND(HI(36) /* stw */, HI(62) | ADDR_MODE2 | 0x0 /* std */), |
| 583 |
|
|
/* i n s u b */ HI(38) /* stb */, |
| 584 |
|
|
/* i n s u h */ HI(44) /* sth*/, |
| 585 |
|
|
/* i n s u i */ HI(36) /* stw */, |
| 586 |
|
|
|
| 587 |
|
|
/* i n s s w */ ARCH_DEPEND(HI(36) /* stw */, HI(62) | ADDR_MODE2 | 0x0 /* std */), |
| 588 |
|
|
/* i n s s b */ HI(38) /* stb */, |
| 589 |
|
|
/* i n s s h */ HI(44) /* sth*/, |
| 590 |
|
|
/* i n s s i */ HI(36) /* stw */, |
| 591 |
|
|
|
| 592 |
|
|
/* i n l u w */ ARCH_DEPEND(HI(32) /* lwz */, HI(58) | ADDR_MODE2 | 0x0 /* ld */), |
| 593 |
|
|
/* i n l u b */ HI(34) /* lbz */, |
| 594 |
|
|
/* i n l u h */ HI(40) /* lhz */, |
| 595 |
|
|
/* i n l u i */ HI(32) /* lwz */, |
| 596 |
|
|
|
| 597 |
|
|
/* i n l s w */ ARCH_DEPEND(HI(32) /* lwz */, HI(58) | ADDR_MODE2 | 0x0 /* ld */), |
| 598 |
|
|
/* i n l s b */ HI(34) /* lbz */ /* EXTS_REQ */, |
| 599 |
|
|
/* i n l s h */ HI(42) /* lha */, |
| 600 |
|
|
/* i n l s i */ ARCH_DEPEND(HI(32) /* lwz */, HI(58) | ADDR_MODE2 | 0x2 /* lwa */), |
| 601 |
|
|
|
| 602 |
|
|
/* Write-back. */ |
| 603 |
|
|
|
| 604 |
|
|
/* i w s u w */ ARCH_DEPEND(HI(37) /* stwu */, HI(62) | ADDR_MODE2 | 0x1 /* stdu */), |
| 605 |
|
|
/* i w s u b */ HI(39) /* stbu */, |
| 606 |
|
|
/* i w s u h */ HI(45) /* sthu */, |
| 607 |
|
|
/* i w s u i */ HI(37) /* stwu */, |
| 608 |
|
|
|
| 609 |
|
|
/* i w s s w */ ARCH_DEPEND(HI(37) /* stwu */, HI(62) | ADDR_MODE2 | 0x1 /* stdu */), |
| 610 |
|
|
/* i w s s b */ HI(39) /* stbu */, |
| 611 |
|
|
/* i w s s h */ HI(45) /* sthu */, |
| 612 |
|
|
/* i w s s i */ HI(37) /* stwu */, |
| 613 |
|
|
|
| 614 |
|
|
/* i w l u w */ ARCH_DEPEND(HI(33) /* lwzu */, HI(58) | ADDR_MODE2 | 0x1 /* ldu */), |
| 615 |
|
|
/* i w l u b */ HI(35) /* lbzu */, |
| 616 |
|
|
/* i w l u h */ HI(41) /* lhzu */, |
| 617 |
|
|
/* i w l u i */ HI(33) /* lwzu */, |
| 618 |
|
|
|
| 619 |
|
|
/* i w l s w */ ARCH_DEPEND(HI(33) /* lwzu */, HI(58) | ADDR_MODE2 | 0x1 /* ldu */), |
| 620 |
|
|
/* i w l s b */ HI(35) /* lbzu */ /* EXTS_REQ */, |
| 621 |
|
|
/* i w l s h */ HI(43) /* lhau */, |
| 622 |
|
|
/* i w l s i */ ARCH_DEPEND(HI(33) /* lwzu */, HI(58) | ADDR_MODE2 | UPDATE_REQ | 0x2 /* lwa */), |
| 623 |
|
|
|
| 624 |
|
|
/* ---------- */ |
| 625 |
|
|
/* Indexed */ |
| 626 |
|
|
/* ---------- */ |
| 627 |
|
|
|
| 628 |
|
|
/* No write-back. */ |
| 629 |
|
|
|
| 630 |
|
|
/* x n s u w */ ARCH_DEPEND(HI(31) | LO(151) /* stwx */, HI(31) | LO(149) /* stdx */), |
| 631 |
|
|
/* x n s u b */ HI(31) | LO(215) /* stbx */, |
| 632 |
|
|
/* x n s u h */ HI(31) | LO(407) /* sthx */, |
| 633 |
|
|
/* x n s u i */ HI(31) | LO(151) /* stwx */, |
| 634 |
|
|
|
| 635 |
|
|
/* x n s s w */ ARCH_DEPEND(HI(31) | LO(151) /* stwx */, HI(31) | LO(149) /* stdx */), |
| 636 |
|
|
/* x n s s b */ HI(31) | LO(215) /* stbx */, |
| 637 |
|
|
/* x n s s h */ HI(31) | LO(407) /* sthx */, |
| 638 |
|
|
/* x n s s i */ HI(31) | LO(151) /* stwx */, |
| 639 |
|
|
|
| 640 |
|
|
/* x n l u w */ ARCH_DEPEND(HI(31) | LO(23) /* lwzx */, HI(31) | LO(21) /* ldx */), |
| 641 |
|
|
/* x n l u b */ HI(31) | LO(87) /* lbzx */, |
| 642 |
|
|
/* x n l u h */ HI(31) | LO(279) /* lhzx */, |
| 643 |
|
|
/* x n l u i */ HI(31) | LO(23) /* lwzx */, |
| 644 |
|
|
|
| 645 |
|
|
/* x n l s w */ ARCH_DEPEND(HI(31) | LO(23) /* lwzx */, HI(31) | LO(21) /* ldx */), |
| 646 |
|
|
/* x n l s b */ HI(31) | LO(87) /* lbzx */ /* EXTS_REQ */, |
| 647 |
|
|
/* x n l s h */ HI(31) | LO(343) /* lhax */, |
| 648 |
|
|
/* x n l s i */ ARCH_DEPEND(HI(31) | LO(23) /* lwzx */, HI(31) | LO(341) /* lwax */), |
| 649 |
|
|
|
| 650 |
|
|
/* Write-back. */ |
| 651 |
|
|
|
| 652 |
|
|
/* x w s u w */ ARCH_DEPEND(HI(31) | LO(183) /* stwux */, HI(31) | LO(181) /* stdux */), |
| 653 |
|
|
/* x w s u b */ HI(31) | LO(247) /* stbux */, |
| 654 |
|
|
/* x w s u h */ HI(31) | LO(439) /* sthux */, |
| 655 |
|
|
/* x w s u i */ HI(31) | LO(183) /* stwux */, |
| 656 |
|
|
|
| 657 |
|
|
/* x w s s w */ ARCH_DEPEND(HI(31) | LO(183) /* stwux */, HI(31) | LO(181) /* stdux */), |
| 658 |
|
|
/* x w s s b */ HI(31) | LO(247) /* stbux */, |
| 659 |
|
|
/* x w s s h */ HI(31) | LO(439) /* sthux */, |
| 660 |
|
|
/* x w s s i */ HI(31) | LO(183) /* stwux */, |
| 661 |
|
|
|
| 662 |
|
|
/* x w l u w */ ARCH_DEPEND(HI(31) | LO(55) /* lwzux */, HI(31) | LO(53) /* ldux */), |
| 663 |
|
|
/* x w l u b */ HI(31) | LO(119) /* lbzux */, |
| 664 |
|
|
/* x w l u h */ HI(31) | LO(311) /* lhzux */, |
| 665 |
|
|
/* x w l u i */ HI(31) | LO(55) /* lwzux */, |
| 666 |
|
|
|
| 667 |
|
|
/* x w l s w */ ARCH_DEPEND(HI(31) | LO(55) /* lwzux */, HI(31) | LO(53) /* ldux */), |
| 668 |
|
|
/* x w l s b */ HI(31) | LO(119) /* lbzux */ /* EXTS_REQ */, |
| 669 |
|
|
/* x w l s h */ HI(31) | LO(375) /* lhaux */, |
| 670 |
|
|
/* x w l s i */ ARCH_DEPEND(HI(31) | LO(55) /* lwzux */, HI(31) | LO(373) /* lwaux */) |
| 671 |
|
|
|
| 672 |
|
|
}; |
| 673 |
|
|
|
| 674 |
|
|
#undef ARCH_DEPEND |
| 675 |
|
|
|
| 676 |
|
|
/* Simple cases, (no caching is required). */ |
| 677 |
|
|
static int getput_arg_fast(struct sljit_compiler *compiler, int inp_flags, int reg, int arg, sljit_w argw) |
| 678 |
|
|
{ |
| 679 |
|
|
sljit_ins inst; |
| 680 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 681 |
|
|
int tmp_reg; |
| 682 |
|
|
#endif |
| 683 |
|
|
|
| 684 |
|
|
SLJIT_ASSERT(arg & SLJIT_MEM); |
| 685 |
|
|
if (!(arg & 0xf)) { |
| 686 |
|
|
#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) |
| 687 |
|
|
if (argw <= SIMM_MAX && argw >= SIMM_MIN) { |
| 688 |
|
|
if (inp_flags & ARG_TEST) |
| 689 |
|
|
return 1; |
| 690 |
|
|
|
| 691 |
|
|
inst = data_transfer_insts[(inp_flags & ~WRITE_BACK) & MEM_MASK]; |
| 692 |
|
|
SLJIT_ASSERT(!(inst & (ADDR_MODE2 | UPDATE_REQ))); |
| 693 |
|
|
push_inst(compiler, GET_INST_CODE(inst) | D(reg) | IMM(argw)); |
| 694 |
|
|
return -1; |
| 695 |
|
|
} |
| 696 |
|
|
#else |
| 697 |
|
|
inst = data_transfer_insts[(inp_flags & ~WRITE_BACK) & MEM_MASK]; |
| 698 |
|
|
if (argw <= SIMM_MAX && argw >= SIMM_MIN && |
| 699 |
|
|
(!(inst & ADDR_MODE2) || (argw & 0x3) == 0)) { |
| 700 |
|
|
if (inp_flags & ARG_TEST) |
| 701 |
|
|
return 1; |
| 702 |
|
|
|
| 703 |
|
|
push_inst(compiler, GET_INST_CODE(inst) | D(reg) | IMM(argw)); |
| 704 |
|
|
return -1; |
| 705 |
|
|
} |
| 706 |
|
|
#endif |
| 707 |
|
|
return (inp_flags & ARG_TEST) ? SLJIT_SUCCESS : 0; |
| 708 |
|
|
} |
| 709 |
|
|
|
| 710 |
|
|
if (!(arg & 0xf0)) { |
| 711 |
|
|
#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) |
| 712 |
|
|
if (argw <= SIMM_MAX && argw >= SIMM_MIN) { |
| 713 |
|
|
if (inp_flags & ARG_TEST) |
| 714 |
|
|
return 1; |
| 715 |
|
|
|
| 716 |
|
|
inst = data_transfer_insts[inp_flags & MEM_MASK]; |
| 717 |
|
|
SLJIT_ASSERT(!(inst & (ADDR_MODE2 | UPDATE_REQ))); |
| 718 |
|
|
push_inst(compiler, GET_INST_CODE(inst) | D(reg) | A(arg & 0xf) | IMM(argw)); |
| 719 |
|
|
return -1; |
| 720 |
|
|
} |
| 721 |
|
|
#else |
| 722 |
|
|
inst = data_transfer_insts[inp_flags & MEM_MASK]; |
| 723 |
|
|
if (argw <= SIMM_MAX && argw >= SIMM_MIN && (!(inst & ADDR_MODE2) || (argw & 0x3) == 0)) { |
| 724 |
|
|
if (inp_flags & ARG_TEST) |
| 725 |
|
|
return 1; |
| 726 |
|
|
|
| 727 |
|
|
if ((inp_flags & WRITE_BACK) && (inst & UPDATE_REQ)) { |
| 728 |
|
|
tmp_reg = (inp_flags & LOAD_DATA) ? (arg & 0xf) : TMP_REG3; |
| 729 |
|
|
if (push_inst(compiler, ADDI | D(tmp_reg) | A(arg & 0xf) | IMM(argw))) |
| 730 |
|
|
return -1; |
| 731 |
|
|
arg = tmp_reg | SLJIT_MEM; |
| 732 |
|
|
argw = 0; |
| 733 |
|
|
} |
| 734 |
|
|
push_inst(compiler, GET_INST_CODE(inst) | D(reg) | A(arg & 0xf) | IMM(argw)); |
| 735 |
|
|
return -1; |
| 736 |
|
|
} |
| 737 |
|
|
#endif |
| 738 |
|
|
} |
| 739 |
|
|
else if (!(argw & 0x3)) { |
| 740 |
|
|
if (inp_flags & ARG_TEST) |
| 741 |
|
|
return 1; |
| 742 |
|
|
inst = data_transfer_insts[(inp_flags | INDEXED) & MEM_MASK]; |
| 743 |
|
|
SLJIT_ASSERT(!(inst & (ADDR_MODE2 | UPDATE_REQ))); |
| 744 |
|
|
push_inst(compiler, GET_INST_CODE(inst) | D(reg) | A(arg & 0xf) | B((arg >> 4) & 0xf)); |
| 745 |
|
|
return -1; |
| 746 |
|
|
} |
| 747 |
|
|
return (inp_flags & ARG_TEST) ? SLJIT_SUCCESS : 0; |
| 748 |
|
|
} |
| 749 |
|
|
|
| 750 |
|
|
/* See getput_arg below. |
| 751 |
|
|
Note: can_cache is called only for binary operators. Those operator always |
| 752 |
|
|
uses word arguments without write back. */ |
| 753 |
|
|
static int can_cache(int arg, sljit_w argw, int next_arg, sljit_w next_argw) |
| 754 |
|
|
{ |
| 755 |
|
|
SLJIT_ASSERT(arg & SLJIT_MEM); |
| 756 |
|
|
SLJIT_ASSERT(next_arg & SLJIT_MEM); |
| 757 |
|
|
|
| 758 |
|
|
if (!(arg & 0xf)) { |
| 759 |
|
|
if ((next_arg & SLJIT_MEM) && ((sljit_uw)argw - (sljit_uw)next_argw <= SIMM_MAX || (sljit_uw)next_argw - (sljit_uw)argw <= SIMM_MAX)) |
| 760 |
|
|
return 1; |
| 761 |
|
|
return 0; |
| 762 |
|
|
} |
| 763 |
|
|
|
| 764 |
|
|
if (arg & 0xf0) |
| 765 |
|
|
return 0; |
| 766 |
|
|
|
| 767 |
|
|
if (argw <= SIMM_MAX && argw >= SIMM_MIN) { |
| 768 |
|
|
if (arg == next_arg && (next_argw >= SIMM_MAX && next_argw <= SIMM_MIN)) |
| 769 |
|
|
return 1; |
| 770 |
|
|
} |
| 771 |
|
|
|
| 772 |
|
|
if (arg == next_arg && ((sljit_uw)argw - (sljit_uw)next_argw <= SIMM_MAX || (sljit_uw)next_argw - (sljit_uw)argw <= SIMM_MAX)) |
| 773 |
|
|
return 1; |
| 774 |
|
|
|
| 775 |
|
|
return 0; |
| 776 |
|
|
} |
| 777 |
|
|
|
| 778 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 779 |
|
|
#define ADJUST_CACHED_IMM(imm) \ |
| 780 |
|
|
if ((inst & ADDR_MODE2) && (imm & 0x3)) { \ |
| 781 |
|
|
/* Adjust cached value. Fortunately this is really a rare case */ \ |
| 782 |
|
|
compiler->cache_argw += imm & 0x3; \ |
| 783 |
|
|
FAIL_IF(push_inst(compiler, ADDI | D(TMP_REG3) | A(TMP_REG3) | (imm & 0x3))); \ |
| 784 |
|
|
imm &= ~0x3; \ |
| 785 |
|
|
} |
| 786 |
|
|
#else |
| 787 |
|
|
#define ADJUST_CACHED_IMM(imm) |
| 788 |
|
|
#endif |
| 789 |
|
|
|
| 790 |
|
|
/* Emit the necessary instructions. See can_cache above. */ |
| 791 |
|
|
static int getput_arg(struct sljit_compiler *compiler, int inp_flags, int reg, int arg, sljit_w argw, int next_arg, sljit_w next_argw) |
| 792 |
|
|
{ |
| 793 |
|
|
int tmp_r; |
| 794 |
|
|
sljit_ins inst; |
| 795 |
|
|
|
| 796 |
|
|
SLJIT_ASSERT(arg & SLJIT_MEM); |
| 797 |
|
|
|
| 798 |
|
|
tmp_r = (inp_flags & LOAD_DATA) ? reg : TMP_REG3; |
| 799 |
|
|
if ((arg & 0xf) == tmp_r) { |
| 800 |
|
|
/* Special case for "mov reg, [reg, ... ]". |
| 801 |
|
|
Caching would not happen anyway. */ |
| 802 |
|
|
tmp_r = TMP_REG3; |
| 803 |
|
|
compiler->cache_arg = 0; |
| 804 |
|
|
compiler->cache_argw = 0; |
| 805 |
|
|
} |
| 806 |
|
|
|
| 807 |
|
|
if (!(arg & 0xf)) { |
| 808 |
|
|
inst = data_transfer_insts[(inp_flags & ~WRITE_BACK) & MEM_MASK]; |
| 809 |
|
|
if ((compiler->cache_arg & SLJIT_IMM) && (((sljit_uw)argw - (sljit_uw)compiler->cache_argw) <= SIMM_MAX || ((sljit_uw)compiler->cache_argw - (sljit_uw)argw) <= SIMM_MAX)) { |
| 810 |
|
|
argw = argw - compiler->cache_argw; |
| 811 |
|
|
ADJUST_CACHED_IMM(argw); |
| 812 |
|
|
SLJIT_ASSERT(!(inst & UPDATE_REQ)); |
| 813 |
|
|
return push_inst(compiler, GET_INST_CODE(inst) | D(reg) | A(TMP_REG3) | IMM(argw)); |
| 814 |
|
|
} |
| 815 |
|
|
|
| 816 |
|
|
if ((next_arg & SLJIT_MEM) && (argw - next_argw <= SIMM_MAX || next_argw - argw <= SIMM_MAX)) { |
| 817 |
|
|
SLJIT_ASSERT(inp_flags & LOAD_DATA); |
| 818 |
|
|
|
| 819 |
|
|
compiler->cache_arg = SLJIT_IMM; |
| 820 |
|
|
compiler->cache_argw = argw; |
| 821 |
|
|
tmp_r = TMP_REG3; |
| 822 |
|
|
} |
| 823 |
|
|
|
| 824 |
|
|
FAIL_IF(load_immediate(compiler, tmp_r, argw)); |
| 825 |
|
|
return push_inst(compiler, GET_INST_CODE(inst) | D(reg) | A(tmp_r)); |
| 826 |
|
|
} |
| 827 |
|
|
|
| 828 |
|
|
if (SLJIT_UNLIKELY(arg & 0xf0)) { |
| 829 |
|
|
argw &= 0x3; |
| 830 |
|
|
/* Otherwise getput_arg_fast would capture it. */ |
| 831 |
|
|
SLJIT_ASSERT(argw); |
| 832 |
|
|
#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) |
| 833 |
|
|
FAIL_IF(push_inst(compiler, RLWINM | S((arg >> 4) & 0xf) | A(tmp_r) | (argw << 11) | ((31 - argw) << 1))); |
| 834 |
|
|
#else |
| 835 |
|
|
FAIL_IF(push_inst(compiler, RLDI(tmp_r, (arg >> 4) & 0xf, argw, 63 - argw, 1))); |
| 836 |
|
|
#endif |
| 837 |
|
|
inst = data_transfer_insts[(inp_flags | INDEXED) & MEM_MASK]; |
| 838 |
|
|
SLJIT_ASSERT(!(inst & (ADDR_MODE2 | UPDATE_REQ))); |
| 839 |
|
|
return push_inst(compiler, GET_INST_CODE(inst) | D(reg) | A(arg & 0xf) | B(tmp_r)); |
| 840 |
|
|
} |
| 841 |
|
|
|
| 842 |
|
|
inst = data_transfer_insts[inp_flags & MEM_MASK]; |
| 843 |
|
|
|
| 844 |
|
|
if (compiler->cache_arg == arg && ((sljit_uw)argw - (sljit_uw)compiler->cache_argw <= SIMM_MAX || (sljit_uw)compiler->cache_argw - (sljit_uw)argw <= SIMM_MAX)) { |
| 845 |
|
|
SLJIT_ASSERT(!(inp_flags & WRITE_BACK)); |
| 846 |
|
|
argw = argw - compiler->cache_argw; |
| 847 |
|
|
ADJUST_CACHED_IMM(argw); |
| 848 |
|
|
return push_inst(compiler, GET_INST_CODE(inst) | D(reg) | A(TMP_REG3) | IMM(argw)); |
| 849 |
|
|
} |
| 850 |
|
|
|
| 851 |
|
|
if ((compiler->cache_arg & SLJIT_IMM) && compiler->cache_argw == argw) { |
| 852 |
|
|
inst = data_transfer_insts[(inp_flags | INDEXED) & MEM_MASK]; |
| 853 |
|
|
SLJIT_ASSERT(!(inst & (ADDR_MODE2 | UPDATE_REQ))); |
| 854 |
|
|
return push_inst(compiler, GET_INST_CODE(inst) | D(reg) | A(arg & 0xf) | B(TMP_REG3)); |
| 855 |
|
|
} |
| 856 |
|
|
|
| 857 |
|
|
if (argw == next_argw && (next_arg & SLJIT_MEM)) { |
| 858 |
|
|
SLJIT_ASSERT(inp_flags & LOAD_DATA); |
| 859 |
|
|
FAIL_IF(load_immediate(compiler, TMP_REG3, argw)); |
| 860 |
|
|
|
| 861 |
|
|
compiler->cache_arg = SLJIT_IMM; |
| 862 |
|
|
compiler->cache_argw = argw; |
| 863 |
|
|
|
| 864 |
|
|
inst = data_transfer_insts[(inp_flags | INDEXED) & MEM_MASK]; |
| 865 |
|
|
SLJIT_ASSERT(!(inst & (ADDR_MODE2 | UPDATE_REQ))); |
| 866 |
|
|
return push_inst(compiler, GET_INST_CODE(inst) | D(reg) | A(arg & 0xf) | B(TMP_REG3)); |
| 867 |
|
|
} |
| 868 |
|
|
|
| 869 |
|
|
if (arg == next_arg && !(inp_flags & WRITE_BACK) && ((sljit_uw)argw - (sljit_uw)next_argw <= SIMM_MAX || (sljit_uw)next_argw - (sljit_uw)argw <= SIMM_MAX)) { |
| 870 |
|
|
SLJIT_ASSERT(inp_flags & LOAD_DATA); |
| 871 |
|
|
FAIL_IF(load_immediate(compiler, TMP_REG3, argw)); |
| 872 |
|
|
FAIL_IF(push_inst(compiler, ADD | D(TMP_REG3) | A(TMP_REG3) | B(arg & 0xf))); |
| 873 |
|
|
|
| 874 |
|
|
compiler->cache_arg = arg; |
| 875 |
|
|
compiler->cache_argw = argw; |
| 876 |
|
|
|
| 877 |
|
|
return push_inst(compiler, GET_INST_CODE(inst) | D(reg) | A(TMP_REG3)); |
| 878 |
|
|
} |
| 879 |
|
|
|
| 880 |
|
|
/* Get the indexed version instead of the normal one. */ |
| 881 |
|
|
inst = data_transfer_insts[(inp_flags | INDEXED) & MEM_MASK]; |
| 882 |
|
|
SLJIT_ASSERT(!(inst & (ADDR_MODE2 | UPDATE_REQ))); |
| 883 |
|
|
FAIL_IF(load_immediate(compiler, tmp_r, argw)); |
| 884 |
|
|
return push_inst(compiler, GET_INST_CODE(inst) | D(reg) | A(arg & 0xf) | B(tmp_r)); |
| 885 |
|
|
} |
| 886 |
|
|
|
| 887 |
|
|
static int emit_op(struct sljit_compiler *compiler, int op, int inp_flags, |
| 888 |
|
|
int dst, sljit_w dstw, |
| 889 |
|
|
int src1, sljit_w src1w, |
| 890 |
|
|
int src2, sljit_w src2w) |
| 891 |
|
|
{ |
| 892 |
|
|
/* arg1 goes to TMP_REG1 or src reg |
| 893 |
|
|
arg2 goes to TMP_REG2, imm or src reg |
| 894 |
|
|
TMP_REG3 can be used for caching |
| 895 |
|
|
result goes to TMP_REG2, so put result can use TMP_REG1 and TMP_REG3. */ |
| 896 |
|
|
int dst_r; |
| 897 |
|
|
int src1_r; |
| 898 |
|
|
int src2_r; |
| 899 |
|
|
int sugg_src2_r = TMP_REG2; |
| 900 |
zherczeg |
860 |
int flags = inp_flags & (ALT_FORM1 | ALT_FORM2 | ALT_FORM3 | ALT_FORM4 | ALT_FORM5 | ALT_FORM6 | ALT_SIGN_EXT | ALT_SET_FLAGS); |
| 901 |
ph10 |
662 |
|
| 902 |
|
|
compiler->cache_arg = 0; |
| 903 |
|
|
compiler->cache_argw = 0; |
| 904 |
|
|
|
| 905 |
|
|
/* Destination check. */ |
| 906 |
|
|
if (dst >= SLJIT_TEMPORARY_REG1 && dst <= ZERO_REG) { |
| 907 |
|
|
dst_r = dst; |
| 908 |
|
|
flags |= REG_DEST; |
| 909 |
|
|
if (op >= SLJIT_MOV && op <= SLJIT_MOVU_SI) |
| 910 |
|
|
sugg_src2_r = dst_r; |
| 911 |
|
|
} |
| 912 |
|
|
else if (dst == SLJIT_UNUSED) { |
| 913 |
|
|
if (op >= SLJIT_MOV && op <= SLJIT_MOVU_SI && !(src2 & SLJIT_MEM)) |
| 914 |
|
|
return SLJIT_SUCCESS; |
| 915 |
|
|
dst_r = TMP_REG2; |
| 916 |
|
|
} |
| 917 |
|
|
else { |
| 918 |
|
|
SLJIT_ASSERT(dst & SLJIT_MEM); |
| 919 |
|
|
if (getput_arg_fast(compiler, inp_flags | ARG_TEST, TMP_REG2, dst, dstw)) { |
| 920 |
|
|
flags |= FAST_DEST; |
| 921 |
|
|
dst_r = TMP_REG2; |
| 922 |
|
|
} |
| 923 |
|
|
else { |
| 924 |
|
|
flags |= SLOW_DEST; |
| 925 |
|
|
dst_r = 0; |
| 926 |
|
|
} |
| 927 |
|
|
} |
| 928 |
|
|
|
| 929 |
|
|
/* Source 1. */ |
| 930 |
|
|
if (src1 >= SLJIT_TEMPORARY_REG1 && src1 <= ZERO_REG) { |
| 931 |
|
|
src1_r = src1; |
| 932 |
|
|
flags |= REG1_SOURCE; |
| 933 |
|
|
} |
| 934 |
|
|
else if (src1 & SLJIT_IMM) { |
| 935 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 936 |
|
|
if ((inp_flags & 0x3) == INT_DATA) { |
| 937 |
|
|
if (inp_flags & SIGNED_DATA) |
| 938 |
|
|
src1w = (signed int)src1w; |
| 939 |
|
|
else |
| 940 |
|
|
src1w = (unsigned int)src1w; |
| 941 |
|
|
} |
| 942 |
|
|
#endif |
| 943 |
|
|
FAIL_IF(load_immediate(compiler, TMP_REG1, src1w)); |
| 944 |
|
|
src1_r = TMP_REG1; |
| 945 |
|
|
} |
| 946 |
|
|
else if (getput_arg_fast(compiler, inp_flags | LOAD_DATA, TMP_REG1, src1, src1w)) { |
| 947 |
|
|
FAIL_IF(compiler->error); |
| 948 |
|
|
src1_r = TMP_REG1; |
| 949 |
|
|
} |
| 950 |
|
|
else |
| 951 |
|
|
src1_r = 0; |
| 952 |
|
|
|
| 953 |
|
|
/* Source 2. */ |
| 954 |
|
|
if (src2 >= SLJIT_TEMPORARY_REG1 && src2 <= ZERO_REG) { |
| 955 |
|
|
src2_r = src2; |
| 956 |
|
|
flags |= REG2_SOURCE; |
| 957 |
|
|
if (!(flags & REG_DEST) && op >= SLJIT_MOV && op <= SLJIT_MOVU_SI) |
| 958 |
|
|
dst_r = src2_r; |
| 959 |
|
|
} |
| 960 |
|
|
else if (src2 & SLJIT_IMM) { |
| 961 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 962 |
|
|
if ((inp_flags & 0x3) == INT_DATA) { |
| 963 |
|
|
if (inp_flags & SIGNED_DATA) |
| 964 |
|
|
src2w = (signed int)src2w; |
| 965 |
|
|
else |
| 966 |
|
|
src2w = (unsigned int)src2w; |
| 967 |
|
|
} |
| 968 |
|
|
#endif |
| 969 |
|
|
FAIL_IF(load_immediate(compiler, sugg_src2_r, src2w)); |
| 970 |
|
|
src2_r = sugg_src2_r; |
| 971 |
|
|
} |
| 972 |
|
|
else if (getput_arg_fast(compiler, inp_flags | LOAD_DATA, sugg_src2_r, src2, src2w)) { |
| 973 |
|
|
FAIL_IF(compiler->error); |
| 974 |
|
|
src2_r = sugg_src2_r; |
| 975 |
|
|
} |
| 976 |
|
|
else |
| 977 |
|
|
src2_r = 0; |
| 978 |
|
|
|
| 979 |
|
|
/* src1_r, src2_r and dst_r can be zero (=unprocessed). |
| 980 |
|
|
All arguments are complex addressing modes, and it is a binary operator. */ |
| 981 |
|
|
if (src1_r == 0 && src2_r == 0 && dst_r == 0) { |
| 982 |
|
|
if (!can_cache(src1, src1w, src2, src2w) && can_cache(src1, src1w, dst, dstw)) { |
| 983 |
|
|
FAIL_IF(getput_arg(compiler, inp_flags | LOAD_DATA, TMP_REG2, src2, src2w, src1, src1w)); |
| 984 |
|
|
FAIL_IF(getput_arg(compiler, inp_flags | LOAD_DATA, TMP_REG1, src1, src1w, dst, dstw)); |
| 985 |
|
|
} |
| 986 |
|
|
else { |
| 987 |
|
|
FAIL_IF(getput_arg(compiler, inp_flags | LOAD_DATA, TMP_REG1, src1, src1w, src2, src2w)); |
| 988 |
|
|
FAIL_IF(getput_arg(compiler, inp_flags | LOAD_DATA, TMP_REG2, src2, src2w, dst, dstw)); |
| 989 |
|
|
} |
| 990 |
|
|
src1_r = TMP_REG1; |
| 991 |
|
|
src2_r = TMP_REG2; |
| 992 |
|
|
} |
| 993 |
|
|
else if (src1_r == 0 && src2_r == 0) { |
| 994 |
|
|
FAIL_IF(getput_arg(compiler, inp_flags | LOAD_DATA, TMP_REG1, src1, src1w, src2, src2w)); |
| 995 |
|
|
src1_r = TMP_REG1; |
| 996 |
|
|
} |
| 997 |
|
|
else if (src1_r == 0 && dst_r == 0) { |
| 998 |
|
|
FAIL_IF(getput_arg(compiler, inp_flags | LOAD_DATA, TMP_REG1, src1, src1w, dst, dstw)); |
| 999 |
|
|
src1_r = TMP_REG1; |
| 1000 |
|
|
} |
| 1001 |
|
|
else if (src2_r == 0 && dst_r == 0) { |
| 1002 |
|
|
FAIL_IF(getput_arg(compiler, inp_flags | LOAD_DATA, sugg_src2_r, src2, src2w, dst, dstw)); |
| 1003 |
|
|
src2_r = sugg_src2_r; |
| 1004 |
|
|
} |
| 1005 |
|
|
|
| 1006 |
|
|
if (dst_r == 0) |
| 1007 |
|
|
dst_r = TMP_REG2; |
| 1008 |
|
|
|
| 1009 |
|
|
if (src1_r == 0) { |
| 1010 |
|
|
FAIL_IF(getput_arg(compiler, inp_flags | LOAD_DATA, TMP_REG1, src1, src1w, 0, 0)); |
| 1011 |
|
|
src1_r = TMP_REG1; |
| 1012 |
|
|
} |
| 1013 |
|
|
|
| 1014 |
|
|
if (src2_r == 0) { |
| 1015 |
|
|
FAIL_IF(getput_arg(compiler, inp_flags | LOAD_DATA, sugg_src2_r, src2, src2w, 0, 0)); |
| 1016 |
|
|
src2_r = sugg_src2_r; |
| 1017 |
|
|
} |
| 1018 |
|
|
|
| 1019 |
|
|
FAIL_IF(emit_single_op(compiler, op, flags, dst_r, src1_r, src2_r)); |
| 1020 |
|
|
|
| 1021 |
|
|
if (flags & (FAST_DEST | SLOW_DEST)) { |
| 1022 |
|
|
if (flags & FAST_DEST) |
| 1023 |
|
|
FAIL_IF(getput_arg_fast(compiler, inp_flags, dst_r, dst, dstw)); |
| 1024 |
|
|
else |
| 1025 |
|
|
FAIL_IF(getput_arg(compiler, inp_flags, dst_r, dst, dstw, 0, 0)); |
| 1026 |
|
|
} |
| 1027 |
|
|
return SLJIT_SUCCESS; |
| 1028 |
|
|
} |
| 1029 |
|
|
|
| 1030 |
zherczeg |
740 |
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_op0(struct sljit_compiler *compiler, int op) |
| 1031 |
ph10 |
662 |
{ |
| 1032 |
|
|
CHECK_ERROR(); |
| 1033 |
|
|
check_sljit_emit_op0(compiler, op); |
| 1034 |
|
|
|
| 1035 |
zherczeg |
847 |
switch (GET_OPCODE(op)) { |
| 1036 |
ph10 |
662 |
case SLJIT_BREAKPOINT: |
| 1037 |
|
|
case SLJIT_NOP: |
| 1038 |
|
|
return push_inst(compiler, NOP); |
| 1039 |
|
|
break; |
| 1040 |
zherczeg |
847 |
case SLJIT_UMUL: |
| 1041 |
|
|
case SLJIT_SMUL: |
| 1042 |
|
|
FAIL_IF(push_inst(compiler, OR | S(SLJIT_TEMPORARY_REG1) | A(TMP_REG1) | B(SLJIT_TEMPORARY_REG1))); |
| 1043 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 1044 |
|
|
FAIL_IF(push_inst(compiler, MULLD | D(SLJIT_TEMPORARY_REG1) | A(TMP_REG1) | B(SLJIT_TEMPORARY_REG2))); |
| 1045 |
|
|
return push_inst(compiler, (GET_OPCODE(op) == SLJIT_UMUL ? MULHDU : MULHD) | D(SLJIT_TEMPORARY_REG2) | A(TMP_REG1) | B(SLJIT_TEMPORARY_REG2)); |
| 1046 |
|
|
#else |
| 1047 |
|
|
FAIL_IF(push_inst(compiler, MULLW | D(SLJIT_TEMPORARY_REG1) | A(TMP_REG1) | B(SLJIT_TEMPORARY_REG2))); |
| 1048 |
|
|
return push_inst(compiler, (GET_OPCODE(op) == SLJIT_UMUL ? MULHWU : MULHW) | D(SLJIT_TEMPORARY_REG2) | A(TMP_REG1) | B(SLJIT_TEMPORARY_REG2)); |
| 1049 |
|
|
#endif |
| 1050 |
|
|
case SLJIT_UDIV: |
| 1051 |
|
|
case SLJIT_SDIV: |
| 1052 |
|
|
FAIL_IF(push_inst(compiler, OR | S(SLJIT_TEMPORARY_REG1) | A(TMP_REG1) | B(SLJIT_TEMPORARY_REG1))); |
| 1053 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 1054 |
|
|
if (op & SLJIT_INT_OP) { |
| 1055 |
|
|
FAIL_IF(push_inst(compiler, (GET_OPCODE(op) == SLJIT_UDIV ? DIVWU : DIVW) | D(SLJIT_TEMPORARY_REG1) | A(TMP_REG1) | B(SLJIT_TEMPORARY_REG2))); |
| 1056 |
|
|
FAIL_IF(push_inst(compiler, MULLW | D(SLJIT_TEMPORARY_REG2) | A(SLJIT_TEMPORARY_REG1) | B(SLJIT_TEMPORARY_REG2))); |
| 1057 |
|
|
return push_inst(compiler, SUBF | D(SLJIT_TEMPORARY_REG2) | A(SLJIT_TEMPORARY_REG2) | B(TMP_REG1)); |
| 1058 |
|
|
} |
| 1059 |
|
|
FAIL_IF(push_inst(compiler, (GET_OPCODE(op) == SLJIT_UDIV ? DIVDU : DIVD) | D(SLJIT_TEMPORARY_REG1) | A(TMP_REG1) | B(SLJIT_TEMPORARY_REG2))); |
| 1060 |
|
|
FAIL_IF(push_inst(compiler, MULLD | D(SLJIT_TEMPORARY_REG2) | A(SLJIT_TEMPORARY_REG1) | B(SLJIT_TEMPORARY_REG2))); |
| 1061 |
|
|
return push_inst(compiler, SUBF | D(SLJIT_TEMPORARY_REG2) | A(SLJIT_TEMPORARY_REG2) | B(TMP_REG1)); |
| 1062 |
|
|
#else |
| 1063 |
|
|
FAIL_IF(push_inst(compiler, (GET_OPCODE(op) == SLJIT_UDIV ? DIVWU : DIVW) | D(SLJIT_TEMPORARY_REG1) | A(TMP_REG1) | B(SLJIT_TEMPORARY_REG2))); |
| 1064 |
|
|
FAIL_IF(push_inst(compiler, MULLW | D(SLJIT_TEMPORARY_REG2) | A(SLJIT_TEMPORARY_REG1) | B(SLJIT_TEMPORARY_REG2))); |
| 1065 |
|
|
return push_inst(compiler, SUBF | D(SLJIT_TEMPORARY_REG2) | A(SLJIT_TEMPORARY_REG2) | B(TMP_REG1)); |
| 1066 |
|
|
#endif |
| 1067 |
ph10 |
662 |
} |
| 1068 |
|
|
|
| 1069 |
|
|
return SLJIT_SUCCESS; |
| 1070 |
|
|
} |
| 1071 |
|
|
|
| 1072 |
zherczeg |
740 |
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_op1(struct sljit_compiler *compiler, int op, |
| 1073 |
ph10 |
662 |
int dst, sljit_w dstw, |
| 1074 |
|
|
int src, sljit_w srcw) |
| 1075 |
|
|
{ |
| 1076 |
|
|
int inp_flags = GET_FLAGS(op) ? ALT_SET_FLAGS : 0; |
| 1077 |
|
|
|
| 1078 |
|
|
CHECK_ERROR(); |
| 1079 |
|
|
check_sljit_emit_op1(compiler, op, dst, dstw, src, srcw); |
| 1080 |
|
|
|
| 1081 |
|
|
if ((src & SLJIT_IMM) && srcw == 0) |
| 1082 |
|
|
src = ZERO_REG; |
| 1083 |
|
|
|
| 1084 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 1085 |
|
|
if (op & SLJIT_INT_OP) { |
| 1086 |
|
|
inp_flags |= INT_DATA | SIGNED_DATA; |
| 1087 |
|
|
if (src & SLJIT_IMM) |
| 1088 |
|
|
srcw = (int)srcw; |
| 1089 |
|
|
} |
| 1090 |
|
|
#endif |
| 1091 |
|
|
if (op & SLJIT_SET_O) |
| 1092 |
|
|
FAIL_IF(push_inst(compiler, MTXER | S(ZERO_REG))); |
| 1093 |
|
|
|
| 1094 |
|
|
switch (GET_OPCODE(op)) { |
| 1095 |
|
|
case SLJIT_MOV: |
| 1096 |
|
|
return emit_op(compiler, SLJIT_MOV, inp_flags | WORD_DATA, dst, dstw, TMP_REG1, 0, src, srcw); |
| 1097 |
|
|
|
| 1098 |
|
|
case SLJIT_MOV_UI: |
| 1099 |
|
|
return emit_op(compiler, SLJIT_MOV_UI, inp_flags | INT_DATA, dst, dstw, TMP_REG1, 0, src, srcw); |
| 1100 |
|
|
|
| 1101 |
|
|
case SLJIT_MOV_SI: |
| 1102 |
|
|
return emit_op(compiler, SLJIT_MOV_SI, inp_flags | INT_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, srcw); |
| 1103 |
|
|
|
| 1104 |
|
|
case SLJIT_MOV_UB: |
| 1105 |
|
|
return emit_op(compiler, SLJIT_MOV_UB, inp_flags | BYTE_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (unsigned char)srcw : srcw); |
| 1106 |
|
|
|
| 1107 |
|
|
case SLJIT_MOV_SB: |
| 1108 |
|
|
return emit_op(compiler, SLJIT_MOV_SB, inp_flags | BYTE_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (signed char)srcw : srcw); |
| 1109 |
|
|
|
| 1110 |
|
|
case SLJIT_MOV_UH: |
| 1111 |
|
|
return emit_op(compiler, SLJIT_MOV_UH, inp_flags | HALF_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (unsigned short)srcw : srcw); |
| 1112 |
|
|
|
| 1113 |
|
|
case SLJIT_MOV_SH: |
| 1114 |
|
|
return emit_op(compiler, SLJIT_MOV_SH, inp_flags | HALF_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (signed short)srcw : srcw); |
| 1115 |
|
|
|
| 1116 |
|
|
case SLJIT_MOVU: |
| 1117 |
|
|
return emit_op(compiler, SLJIT_MOV, inp_flags | WORD_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, srcw); |
| 1118 |
|
|
|
| 1119 |
|
|
case SLJIT_MOVU_UI: |
| 1120 |
|
|
return emit_op(compiler, SLJIT_MOV_UI, inp_flags | INT_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, srcw); |
| 1121 |
|
|
|
| 1122 |
|
|
case SLJIT_MOVU_SI: |
| 1123 |
|
|
return emit_op(compiler, SLJIT_MOV_SI, inp_flags | INT_DATA | SIGNED_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, srcw); |
| 1124 |
|
|
|
| 1125 |
|
|
case SLJIT_MOVU_UB: |
| 1126 |
|
|
return emit_op(compiler, SLJIT_MOV_UB, inp_flags | BYTE_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (unsigned char)srcw : srcw); |
| 1127 |
|
|
|
| 1128 |
|
|
case SLJIT_MOVU_SB: |
| 1129 |
|
|
return emit_op(compiler, SLJIT_MOV_SB, inp_flags | BYTE_DATA | SIGNED_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (signed char)srcw : srcw); |
| 1130 |
|
|
|
| 1131 |
|
|
case SLJIT_MOVU_UH: |
| 1132 |
|
|
return emit_op(compiler, SLJIT_MOV_UH, inp_flags | HALF_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (unsigned short)srcw : srcw); |
| 1133 |
|
|
|
| 1134 |
|
|
case SLJIT_MOVU_SH: |
| 1135 |
|
|
return emit_op(compiler, SLJIT_MOV_SH, inp_flags | HALF_DATA | SIGNED_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (signed short)srcw : srcw); |
| 1136 |
|
|
|
| 1137 |
|
|
case SLJIT_NOT: |
| 1138 |
|
|
return emit_op(compiler, SLJIT_NOT, inp_flags, dst, dstw, TMP_REG1, 0, src, srcw); |
| 1139 |
|
|
|
| 1140 |
|
|
case SLJIT_NEG: |
| 1141 |
|
|
return emit_op(compiler, SLJIT_NEG, inp_flags, dst, dstw, TMP_REG1, 0, src, srcw); |
| 1142 |
|
|
|
| 1143 |
|
|
case SLJIT_CLZ: |
| 1144 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 1145 |
|
|
return emit_op(compiler, SLJIT_CLZ, inp_flags | (!(op & SLJIT_INT_OP) ? 0 : ALT_FORM1), dst, dstw, TMP_REG1, 0, src, srcw); |
| 1146 |
|
|
#else |
| 1147 |
|
|
return emit_op(compiler, SLJIT_CLZ, inp_flags, dst, dstw, TMP_REG1, 0, src, srcw); |
| 1148 |
|
|
#endif |
| 1149 |
|
|
} |
| 1150 |
|
|
|
| 1151 |
|
|
return SLJIT_SUCCESS; |
| 1152 |
|
|
} |
| 1153 |
|
|
|
| 1154 |
|
|
#define TEST_SL_IMM(src, srcw) \ |
| 1155 |
|
|
(((src) & SLJIT_IMM) && (srcw) <= SIMM_MAX && (srcw) >= SIMM_MIN) |
| 1156 |
|
|
|
| 1157 |
|
|
#define TEST_UL_IMM(src, srcw) \ |
| 1158 |
|
|
(((src) & SLJIT_IMM) && !((srcw) & ~0xffff)) |
| 1159 |
|
|
|
| 1160 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 1161 |
|
|
#define TEST_SH_IMM(src, srcw) \ |
| 1162 |
|
|
(((src) & SLJIT_IMM) && !((srcw) & 0xffff) && (srcw) <= SLJIT_W(0x7fffffff) && (srcw) >= SLJIT_W(-0x80000000)) |
| 1163 |
|
|
#else |
| 1164 |
|
|
#define TEST_SH_IMM(src, srcw) \ |
| 1165 |
|
|
(((src) & SLJIT_IMM) && !((srcw) & 0xffff)) |
| 1166 |
|
|
#endif |
| 1167 |
|
|
|
| 1168 |
|
|
#define TEST_UH_IMM(src, srcw) \ |
| 1169 |
|
|
(((src) & SLJIT_IMM) && !((srcw) & ~0xffff0000)) |
| 1170 |
|
|
|
| 1171 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 1172 |
zherczeg |
860 |
#define TEST_ADD_IMM(src, srcw) \ |
| 1173 |
|
|
(((src) & SLJIT_IMM) && (srcw) <= SLJIT_W(0x7fff7fff) && (srcw) >= SLJIT_W(-0x80000000)) |
| 1174 |
|
|
#else |
| 1175 |
|
|
#define TEST_ADD_IMM(src, srcw) \ |
| 1176 |
|
|
((src) & SLJIT_IMM) |
| 1177 |
|
|
#endif |
| 1178 |
|
|
|
| 1179 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 1180 |
ph10 |
662 |
#define TEST_UI_IMM(src, srcw) \ |
| 1181 |
|
|
(((src) & SLJIT_IMM) && !((srcw) & ~0xffffffff)) |
| 1182 |
|
|
#else |
| 1183 |
|
|
#define TEST_UI_IMM(src, srcw) \ |
| 1184 |
|
|
((src) & SLJIT_IMM) |
| 1185 |
|
|
#endif |
| 1186 |
|
|
|
| 1187 |
zherczeg |
740 |
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_op2(struct sljit_compiler *compiler, int op, |
| 1188 |
ph10 |
662 |
int dst, sljit_w dstw, |
| 1189 |
|
|
int src1, sljit_w src1w, |
| 1190 |
|
|
int src2, sljit_w src2w) |
| 1191 |
|
|
{ |
| 1192 |
|
|
int inp_flags = GET_FLAGS(op) ? ALT_SET_FLAGS : 0; |
| 1193 |
|
|
|
| 1194 |
|
|
CHECK_ERROR(); |
| 1195 |
|
|
check_sljit_emit_op2(compiler, op, dst, dstw, src1, src1w, src2, src2w); |
| 1196 |
|
|
|
| 1197 |
|
|
if ((src1 & SLJIT_IMM) && src1w == 0) |
| 1198 |
|
|
src1 = ZERO_REG; |
| 1199 |
|
|
if ((src2 & SLJIT_IMM) && src2w == 0) |
| 1200 |
|
|
src2 = ZERO_REG; |
| 1201 |
|
|
|
| 1202 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 1203 |
|
|
if (op & SLJIT_INT_OP) { |
| 1204 |
|
|
inp_flags |= INT_DATA | SIGNED_DATA; |
| 1205 |
|
|
if (src1 & SLJIT_IMM) |
| 1206 |
|
|
src1w = (src1w << 32) >> 32; |
| 1207 |
|
|
if (src2 & SLJIT_IMM) |
| 1208 |
|
|
src2w = (src2w << 32) >> 32; |
| 1209 |
|
|
if (GET_FLAGS(op)) |
| 1210 |
|
|
inp_flags |= ALT_SIGN_EXT; |
| 1211 |
|
|
} |
| 1212 |
|
|
#endif |
| 1213 |
|
|
if (op & SLJIT_SET_O) |
| 1214 |
|
|
FAIL_IF(push_inst(compiler, MTXER | S(ZERO_REG))); |
| 1215 |
|
|
|
| 1216 |
|
|
switch (GET_OPCODE(op)) { |
| 1217 |
|
|
case SLJIT_ADD: |
| 1218 |
zherczeg |
860 |
if (!GET_FLAGS(op) && ((src1 | src2) & SLJIT_IMM)) { |
| 1219 |
ph10 |
662 |
if (TEST_SL_IMM(src2, src2w)) { |
| 1220 |
|
|
compiler->imm = src2w & 0xffff; |
| 1221 |
|
|
return emit_op(compiler, SLJIT_ADD, inp_flags | ALT_FORM1, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1222 |
|
|
} |
| 1223 |
|
|
if (TEST_SL_IMM(src1, src1w)) { |
| 1224 |
|
|
compiler->imm = src1w & 0xffff; |
| 1225 |
|
|
return emit_op(compiler, SLJIT_ADD, inp_flags | ALT_FORM1, dst, dstw, src2, src2w, TMP_REG2, 0); |
| 1226 |
|
|
} |
| 1227 |
|
|
if (TEST_SH_IMM(src2, src2w)) { |
| 1228 |
|
|
compiler->imm = (src2w >> 16) & 0xffff; |
| 1229 |
|
|
return emit_op(compiler, SLJIT_ADD, inp_flags | ALT_FORM2, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1230 |
|
|
} |
| 1231 |
|
|
if (TEST_SH_IMM(src1, src1w)) { |
| 1232 |
|
|
compiler->imm = (src1w >> 16) & 0xffff; |
| 1233 |
|
|
return emit_op(compiler, SLJIT_ADD, inp_flags | ALT_FORM2, dst, dstw, src2, src2w, TMP_REG2, 0); |
| 1234 |
|
|
} |
| 1235 |
zherczeg |
860 |
/* Range between -1 and -32768 is covered above. */ |
| 1236 |
|
|
if (TEST_ADD_IMM(src2, src2w)) { |
| 1237 |
|
|
compiler->imm = src2w & 0xffffffff; |
| 1238 |
|
|
return emit_op(compiler, SLJIT_ADD, inp_flags | ALT_FORM4, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1239 |
|
|
} |
| 1240 |
|
|
if (TEST_ADD_IMM(src1, src1w)) { |
| 1241 |
|
|
compiler->imm = src1w & 0xffffffff; |
| 1242 |
|
|
return emit_op(compiler, SLJIT_ADD, inp_flags | ALT_FORM4, dst, dstw, src2, src2w, TMP_REG2, 0); |
| 1243 |
|
|
} |
| 1244 |
ph10 |
662 |
} |
| 1245 |
|
|
if (!(GET_FLAGS(op) & (SLJIT_SET_E | SLJIT_SET_O))) { |
| 1246 |
|
|
if (TEST_SL_IMM(src2, src2w)) { |
| 1247 |
|
|
compiler->imm = src2w & 0xffff; |
| 1248 |
|
|
return emit_op(compiler, SLJIT_ADD, inp_flags | ALT_FORM3, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1249 |
|
|
} |
| 1250 |
|
|
if (TEST_SL_IMM(src1, src1w)) { |
| 1251 |
|
|
compiler->imm = src1w & 0xffff; |
| 1252 |
|
|
return emit_op(compiler, SLJIT_ADD, inp_flags | ALT_FORM3, dst, dstw, src2, src2w, TMP_REG2, 0); |
| 1253 |
|
|
} |
| 1254 |
|
|
} |
| 1255 |
|
|
return emit_op(compiler, SLJIT_ADD, inp_flags, dst, dstw, src1, src1w, src2, src2w); |
| 1256 |
|
|
|
| 1257 |
|
|
case SLJIT_ADDC: |
| 1258 |
|
|
return emit_op(compiler, SLJIT_ADDC, inp_flags | (!(op & SLJIT_KEEP_FLAGS) ? 0 : ALT_FORM1), dst, dstw, src1, src1w, src2, src2w); |
| 1259 |
|
|
|
| 1260 |
|
|
case SLJIT_SUB: |
| 1261 |
zherczeg |
860 |
if (!GET_FLAGS(op) && ((src1 | src2) & SLJIT_IMM)) { |
| 1262 |
ph10 |
662 |
if (TEST_SL_IMM(src2, -src2w)) { |
| 1263 |
|
|
compiler->imm = (-src2w) & 0xffff; |
| 1264 |
|
|
return emit_op(compiler, SLJIT_ADD, inp_flags | ALT_FORM1, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1265 |
|
|
} |
| 1266 |
|
|
if (TEST_SL_IMM(src1, src1w)) { |
| 1267 |
|
|
compiler->imm = src1w & 0xffff; |
| 1268 |
|
|
return emit_op(compiler, SLJIT_SUB, inp_flags | ALT_FORM1, dst, dstw, src2, src2w, TMP_REG2, 0); |
| 1269 |
|
|
} |
| 1270 |
|
|
if (TEST_SH_IMM(src2, -src2w)) { |
| 1271 |
|
|
compiler->imm = ((-src2w) >> 16) & 0xffff; |
| 1272 |
|
|
return emit_op(compiler, SLJIT_ADD, inp_flags | ALT_FORM2, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1273 |
|
|
} |
| 1274 |
zherczeg |
860 |
/* Range between -1 and -32768 is covered above. */ |
| 1275 |
|
|
if (TEST_ADD_IMM(src2, -src2w)) { |
| 1276 |
|
|
compiler->imm = -src2w & 0xffffffff; |
| 1277 |
|
|
return emit_op(compiler, SLJIT_ADD, inp_flags | ALT_FORM4, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1278 |
|
|
} |
| 1279 |
ph10 |
662 |
} |
| 1280 |
zherczeg |
860 |
if (dst == SLJIT_UNUSED && (op & (SLJIT_SET_E | SLJIT_SET_S | SLJIT_SET_U)) && !(op & (SLJIT_SET_O | SLJIT_SET_C))) { |
| 1281 |
|
|
if (!(op & SLJIT_SET_U)) { |
| 1282 |
|
|
/* We know ALT_SIGN_EXT is set if it is an SLJIT_INT_OP on 64 bit systems. */ |
| 1283 |
|
|
if (TEST_SL_IMM(src2, src2w)) { |
| 1284 |
|
|
compiler->imm = src2w & 0xffff; |
| 1285 |
|
|
return emit_op(compiler, SLJIT_SUB, inp_flags | ALT_FORM2, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1286 |
|
|
} |
| 1287 |
|
|
if (GET_FLAGS(op) == SLJIT_SET_E && TEST_SL_IMM(src1, src1w)) { |
| 1288 |
|
|
compiler->imm = src1w & 0xffff; |
| 1289 |
|
|
return emit_op(compiler, SLJIT_SUB, inp_flags | ALT_FORM2, dst, dstw, src2, src2w, TMP_REG2, 0); |
| 1290 |
|
|
} |
| 1291 |
ph10 |
662 |
} |
| 1292 |
zherczeg |
860 |
if (!(op & (SLJIT_SET_E | SLJIT_SET_S))) { |
| 1293 |
|
|
/* We know ALT_SIGN_EXT is set if it is an SLJIT_INT_OP on 64 bit systems. */ |
| 1294 |
|
|
if (TEST_UL_IMM(src2, src2w)) { |
| 1295 |
|
|
compiler->imm = src2w & 0xffff; |
| 1296 |
|
|
return emit_op(compiler, SLJIT_SUB, inp_flags | ALT_FORM3, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1297 |
|
|
} |
| 1298 |
|
|
return emit_op(compiler, SLJIT_SUB, inp_flags | ALT_FORM4, dst, dstw, src1, src1w, src2, src2w); |
| 1299 |
ph10 |
662 |
} |
| 1300 |
zherczeg |
860 |
if ((src2 & SLJIT_IMM) && src2w >= 0 && src2w <= 0x7fff) { |
| 1301 |
|
|
compiler->imm = src2w; |
| 1302 |
|
|
return emit_op(compiler, SLJIT_SUB, inp_flags | ALT_FORM2 | ALT_FORM3, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1303 |
ph10 |
662 |
} |
| 1304 |
zherczeg |
860 |
return emit_op(compiler, SLJIT_SUB, inp_flags | ((op & SLJIT_SET_U) ? ALT_FORM4 : 0) | ((op & (SLJIT_SET_E | SLJIT_SET_S)) ? ALT_FORM5 : 0), dst, dstw, src1, src1w, src2, src2w); |
| 1305 |
ph10 |
662 |
} |
| 1306 |
|
|
if (!(op & (SLJIT_SET_E | SLJIT_SET_S | SLJIT_SET_U | SLJIT_SET_O))) { |
| 1307 |
|
|
if (TEST_SL_IMM(src2, -src2w)) { |
| 1308 |
|
|
compiler->imm = (-src2w) & 0xffff; |
| 1309 |
|
|
return emit_op(compiler, SLJIT_ADD, inp_flags | ALT_FORM3, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1310 |
|
|
} |
| 1311 |
|
|
} |
| 1312 |
|
|
/* We know ALT_SIGN_EXT is set if it is an SLJIT_INT_OP on 64 bit systems. */ |
| 1313 |
zherczeg |
860 |
return emit_op(compiler, SLJIT_SUB, inp_flags | (!(op & SLJIT_SET_U) ? 0 : ALT_FORM6), dst, dstw, src1, src1w, src2, src2w); |
| 1314 |
ph10 |
662 |
|
| 1315 |
|
|
case SLJIT_SUBC: |
| 1316 |
|
|
return emit_op(compiler, SLJIT_SUBC, inp_flags | (!(op & SLJIT_KEEP_FLAGS) ? 0 : ALT_FORM1), dst, dstw, src1, src1w, src2, src2w); |
| 1317 |
|
|
|
| 1318 |
|
|
case SLJIT_MUL: |
| 1319 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 1320 |
|
|
if (op & SLJIT_INT_OP) |
| 1321 |
|
|
inp_flags |= ALT_FORM2; |
| 1322 |
|
|
#endif |
| 1323 |
|
|
if (!GET_FLAGS(op)) { |
| 1324 |
|
|
if (TEST_SL_IMM(src2, src2w)) { |
| 1325 |
|
|
compiler->imm = src2w & 0xffff; |
| 1326 |
|
|
return emit_op(compiler, SLJIT_MUL, inp_flags | ALT_FORM1, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1327 |
|
|
} |
| 1328 |
|
|
if (TEST_SL_IMM(src1, src1w)) { |
| 1329 |
|
|
compiler->imm = src1w & 0xffff; |
| 1330 |
|
|
return emit_op(compiler, SLJIT_MUL, inp_flags | ALT_FORM1, dst, dstw, src2, src2w, TMP_REG2, 0); |
| 1331 |
|
|
} |
| 1332 |
|
|
} |
| 1333 |
|
|
return emit_op(compiler, SLJIT_MUL, inp_flags, dst, dstw, src1, src1w, src2, src2w); |
| 1334 |
|
|
|
| 1335 |
|
|
case SLJIT_AND: |
| 1336 |
|
|
case SLJIT_OR: |
| 1337 |
|
|
case SLJIT_XOR: |
| 1338 |
|
|
/* Commutative unsigned operations. */ |
| 1339 |
|
|
if (!GET_FLAGS(op) || GET_OPCODE(op) == SLJIT_AND) { |
| 1340 |
|
|
if (TEST_UL_IMM(src2, src2w)) { |
| 1341 |
|
|
compiler->imm = src2w; |
| 1342 |
|
|
return emit_op(compiler, GET_OPCODE(op), inp_flags | ALT_FORM1, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1343 |
|
|
} |
| 1344 |
|
|
if (TEST_UL_IMM(src1, src1w)) { |
| 1345 |
|
|
compiler->imm = src1w; |
| 1346 |
|
|
return emit_op(compiler, GET_OPCODE(op), inp_flags | ALT_FORM1, dst, dstw, src2, src2w, TMP_REG2, 0); |
| 1347 |
|
|
} |
| 1348 |
|
|
if (TEST_UH_IMM(src2, src2w)) { |
| 1349 |
|
|
compiler->imm = (src2w >> 16) & 0xffff; |
| 1350 |
|
|
return emit_op(compiler, GET_OPCODE(op), inp_flags | ALT_FORM2, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1351 |
|
|
} |
| 1352 |
|
|
if (TEST_UH_IMM(src1, src1w)) { |
| 1353 |
|
|
compiler->imm = (src1w >> 16) & 0xffff; |
| 1354 |
|
|
return emit_op(compiler, GET_OPCODE(op), inp_flags | ALT_FORM2, dst, dstw, src2, src2w, TMP_REG2, 0); |
| 1355 |
|
|
} |
| 1356 |
|
|
} |
| 1357 |
|
|
if (!GET_FLAGS(op) && GET_OPCODE(op) != SLJIT_AND) { |
| 1358 |
|
|
if (TEST_UI_IMM(src2, src2w)) { |
| 1359 |
|
|
compiler->imm = src2w; |
| 1360 |
|
|
return emit_op(compiler, GET_OPCODE(op), inp_flags | ALT_FORM3, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1361 |
|
|
} |
| 1362 |
|
|
if (TEST_UI_IMM(src1, src1w)) { |
| 1363 |
|
|
compiler->imm = src1w; |
| 1364 |
|
|
return emit_op(compiler, GET_OPCODE(op), inp_flags | ALT_FORM3, dst, dstw, src2, src2w, TMP_REG2, 0); |
| 1365 |
|
|
} |
| 1366 |
|
|
} |
| 1367 |
|
|
return emit_op(compiler, GET_OPCODE(op), inp_flags, dst, dstw, src1, src1w, src2, src2w); |
| 1368 |
|
|
|
| 1369 |
|
|
case SLJIT_SHL: |
| 1370 |
|
|
case SLJIT_LSHR: |
| 1371 |
|
|
case SLJIT_ASHR: |
| 1372 |
|
|
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) |
| 1373 |
|
|
if (op & SLJIT_INT_OP) |
| 1374 |
|
|
inp_flags |= ALT_FORM2; |
| 1375 |
|
|
#endif |
| 1376 |
|
|
if (src2 & SLJIT_IMM) { |
| 1377 |
|
|
compiler->imm = src2w; |
| 1378 |
|
|
return emit_op(compiler, GET_OPCODE(op), inp_flags | ALT_FORM1, dst, dstw, src1, src1w, TMP_REG2, 0); |
| 1379 |
|
|
} |
| 1380 |
|
|
return emit_op(compiler, GET_OPCODE(op), inp_flags, dst, dstw, src1, src1w, src2, src2w); |
| 1381 |
|
|
} |
| 1382 |
|
|
|
| 1383 |
|
|
return SLJIT_SUCCESS; |
| 1384 |
|
|
} |
| 1385 |
|
|
|
| 1386 |
zherczeg |
839 |
SLJIT_API_FUNC_ATTRIBUTE int sljit_get_register_index(int reg) |
| 1387 |
|
|
{ |
| 1388 |
|
|
check_sljit_get_register_index(reg); |
| 1389 |
|
|
return reg_map[reg]; |
| 1390 |
|
|
} |
| 1391 |
|
|
|
| 1392 |
|
|
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_op_custom(struct sljit_compiler *compiler, |
| 1393 |
|
|
void *instruction, int size) |
| 1394 |
|
|
{ |
| 1395 |
|
|
CHECK_ERROR(); |
| 1396 |
|
|
check_sljit_emit_op_custom(compiler, instruction, size); |
| 1397 |
|
|
SLJIT_ASSERT(size == 4); |
| 1398 |
|
|
|
| 1399 |
|
|
return push_inst(compiler, *(sljit_ins*)instruction); |
| 1400 |
|
|
} |
| 1401 |
|
|
|
| 1402 |
ph10 |
662 |
/* --------------------------------------------------------------------- */ |
| 1403 |
|
|
/* Floating point operators */ |
| 1404 |
|
|
/* --------------------------------------------------------------------- */ |
| 1405 |
|
|
|
| 1406 |
zherczeg |
740 |
SLJIT_API_FUNC_ATTRIBUTE int sljit_is_fpu_available(void) |
| 1407 |
ph10 |
662 |
{ |
| 1408 |
|
|
/* Always available. */ |
| 1409 |
|
|
return 1; |
| 1410 |
|
|
} |
| 1411 |
|
|
|
| 1412 |
|
|
static int emit_fpu_data_transfer(struct sljit_compiler *compiler, int fpu_reg, int load, int arg, sljit_w argw) |
| 1413 |
|
|
{ |
| 1414 |
|
|
SLJIT_ASSERT(arg & SLJIT_MEM); |
| 1415 |
|
|
|
| 1416 |
|
|
/* Fast loads and stores. */ |
| 1417 |
|
|
if (!(arg & 0xf0)) { |
| 1418 |
|
|
/* Both for (arg & 0xf) == SLJIT_UNUSED and (arg & 0xf) != SLJIT_UNUSED. */ |
| 1419 |
|
|
if (argw <= SIMM_MAX && argw >= SIMM_MIN) |
| 1420 |
|
|
return push_inst(compiler, (load ? LFD : STFD) | FD(fpu_reg) | A(arg & 0xf) | IMM(argw)); |
| 1421 |
|
|
} |
| 1422 |
|
|
|
| 1423 |
|
|
if (arg & 0xf0) { |
| 1424 |
|
|
argw &= 0x3; |
| 1425 |
|
|
if (argw) { |
| 1426 |
|
|
#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) |
| 1427 |
|
|
FAIL_IF(push_inst(compiler, RLWINM | S((arg >> 4) & 0xf) | A(TMP_REG2) | (argw << 11) | ((31 - argw) << 1))); |
| 1428 |
|
|
#else |
| 1429 |
|
|
FAIL_IF(push_inst(compiler, RLDI(TMP_REG2, (arg >> 4) & 0xf, argw, 63 - argw, 1))); |
| 1430 |
|
|
#endif |
| 1431 |
|
|
return push_inst(compiler, (load ? LFDX : STFDX) | FD(fpu_reg) | A(arg & 0xf) | B(TMP_REG2)); |
| 1432 |
|
|
} |
| 1433 |
|
|
return push_inst(compiler, (load ? LFDX : STFDX) | FD(fpu_reg) | A(arg & 0xf) | B((arg >> 4) & 0xf)); |
| 1434 |
|
|
} |
| 1435 |
|
|
|
| 1436 |
|
|
/* Use cache. */ |
| 1437 |
|
|
if (compiler->cache_arg == arg && argw - compiler->cache_argw <= SIMM_MAX && argw - compiler->cache_argw >= SIMM_MIN) |
| 1438 |
|
|
return push_inst(compiler, (load ? LFD : STFD) | FD(fpu_reg) | A(TMP_REG3) | IMM(argw - compiler->cache_argw)); |
| 1439 |
|
|
|
| 1440 |
|
|
/* Put value to cache. */ |
| 1441 |
|
|
compiler->cache_arg = arg; |
| 1442 |
|
|
compiler->cache_argw = argw; |
| 1443 |
|
|
|
| 1444 |
|
|
FAIL_IF(load_immediate(compiler, TMP_REG3, argw)); |
| 1445 |
|
|
if (!(arg & 0xf)) |
| 1446 |
|
|
return push_inst(compiler, (load ? LFDX : STFDX) | FD(fpu_reg) | A(0) | B(TMP_REG3)); |
| 1447 |
|
|
return push_inst(compiler, (load ? LFDUX : STFDUX) | FD(fpu_reg) | A(TMP_REG3) | B(arg & 0xf)); |
| 1448 |
|
|
} |
| 1449 |
|
|
|
| 1450 |
zherczeg |
740 |
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_fop1(struct sljit_compiler *compiler, int op, |
| 1451 |
ph10 |
662 |
int dst, sljit_w dstw, |
| 1452 |
|
|
int src, sljit_w srcw) |
| 1453 |
|
|
{ |
| 1454 |
|
|
int dst_fr; |
| 1455 |
|
|
|
| 1456 |
|
|
CHECK_ERROR(); |
| 1457 |
|
|
check_sljit_emit_fop1(compiler, op, dst, dstw, src, srcw); |
| 1458 |
|
|
|
| 1459 |
|
|
compiler->cache_arg = 0; |
| 1460 |
|
|
compiler->cache_argw = 0; |
| 1461 |
|
|
|
| 1462 |
|
|
if (GET_OPCODE(op) == SLJIT_FCMP) { |
| 1463 |
|
|
if (dst > SLJIT_FLOAT_REG4) { |
| 1464 |
|
|
FAIL_IF(emit_fpu_data_transfer(compiler, TMP_FREG1, 1, dst, dstw)); |
| 1465 |
|
|
dst = TMP_FREG1; |
| 1466 |
|
|
} |
| 1467 |
|
|
if (src > SLJIT_FLOAT_REG4) { |
| 1468 |
|
|
FAIL_IF(emit_fpu_data_transfer(compiler, TMP_FREG2, 1, src, srcw)); |
| 1469 |
|
|
src = TMP_FREG2; |
| 1470 |
|
|
} |
| 1471 |
|
|
return push_inst(compiler, FCMPU | CRD(4) | FA(dst) | FB(src)); |
| 1472 |
|
|
} |
| 1473 |
|
|
|
| 1474 |
|
|
dst_fr = (dst > SLJIT_FLOAT_REG4) ? TMP_FREG1 : dst; |
| 1475 |
|
|
|
| 1476 |
|
|
if (src > SLJIT_FLOAT_REG4) { |
| 1477 |
|
|
FAIL_IF(emit_fpu_data_transfer(compiler, dst_fr, 1, src, srcw)); |
| 1478 |
|
|
src = dst_fr; |
| 1479 |
|
|
} |
| 1480 |
|
|
|
| 1481 |
|
|
switch (op) { |
| 1482 |
|
|
case SLJIT_FMOV: |
| 1483 |
|
|
if (src != dst_fr && dst_fr != TMP_FREG1) |
| 1484 |
|
|
FAIL_IF(push_inst(compiler, FMR | FD(dst_fr) | FB(src))); |
| 1485 |
|
|
break; |
| 1486 |
|
|
case SLJIT_FNEG: |
| 1487 |
|
|
FAIL_IF(push_inst(compiler, FNEG | FD(dst_fr) | FB(src))); |
| 1488 |
|
|
break; |
| 1489 |
|
|
case SLJIT_FABS: |
| 1490 |
|
|
FAIL_IF(push_inst(compiler, FABS | FD(dst_fr) | FB(src))); |
| 1491 |
|
|
break; |
| 1492 |
|
|
} |
| 1493 |
|
|
|
| 1494 |
|
|
if (dst_fr == TMP_FREG1) |
| 1495 |
|
|
FAIL_IF(emit_fpu_data_transfer(compiler, src, 0, dst, dstw)); |
| 1496 |
|
|
|
| 1497 |
|
|
return SLJIT_SUCCESS; |
| 1498 |
|
|
} |
| 1499 |
|
|
|
| 1500 |
zherczeg |
740 |
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_fop2(struct sljit_compiler *compiler, int op, |
| 1501 |
ph10 |
662 |
int dst, sljit_w dstw, |
| 1502 |
|
|
int src1, sljit_w src1w, |
| 1503 |
|
|
int src2, sljit_w src2w) |
| 1504 |
|
|
{ |
| 1505 |
|
|
int dst_fr; |
| 1506 |
|
|
|
| 1507 |
|
|
CHECK_ERROR(); |
| 1508 |
|
|
check_sljit_emit_fop2(compiler, op, dst, dstw, src1, src1w, src2, src2w); |
| 1509 |
|
|
|
| 1510 |
|
|
compiler->cache_arg = 0; |
| 1511 |
|
|
compiler->cache_argw = 0; |
| 1512 |
|
|
|
| 1513 |
|
|
dst_fr = (dst > SLJIT_FLOAT_REG4) ? TMP_FREG1 : dst; |
| 1514 |
|
|
|
| 1515 |
|
|
if (src2 > SLJIT_FLOAT_REG4) { |
| 1516 |
|
|
FAIL_IF(emit_fpu_data_transfer(compiler, TMP_FREG2, 1, src2, src2w)); |
| 1517 |
|
|
src2 = TMP_FREG2; |
| 1518 |
|
|
} |
| 1519 |
|
|
|
| 1520 |
|
|
if (src1 > SLJIT_FLOAT_REG4) { |
| 1521 |
|
|
FAIL_IF(emit_fpu_data_transfer(compiler, TMP_FREG1, 1, src1, src1w)); |
| 1522 |
|
|
src1 = TMP_FREG1; |
| 1523 |
|
|
} |
| 1524 |
|
|
|
| 1525 |
|
|
switch (op) { |
| 1526 |
|
|
case SLJIT_FADD: |
| 1527 |
|
|
FAIL_IF(push_inst(compiler, FADD | FD(dst_fr) | FA(src1) | FB(src2))); |
| 1528 |
|
|
break; |
| 1529 |
|
|
|
| 1530 |
|
|
case SLJIT_FSUB: |
| 1531 |
|
|
FAIL_IF(push_inst(compiler, FSUB | FD(dst_fr) | FA(src1) | FB(src2))); |
| 1532 |
|
|
break; |
| 1533 |
|
|
|
| 1534 |
|
|
case SLJIT_FMUL: |
| 1535 |
|
|
FAIL_IF(push_inst(compiler, FMUL | FD(dst_fr) | FA(src1) | FC(src2) /* FMUL use FC as src2 */)); |
| 1536 |
|
|
break; |
| 1537 |
|
|
|
| 1538 |
|
|
case SLJIT_FDIV: |
| 1539 |
|
|
FAIL_IF(push_inst(compiler, FDIV | FD(dst_fr) | FA(src1) | FB(src2))); |
| 1540 |
|
|
break; |
| 1541 |
|
|
} |
| 1542 |
|
|
|
| 1543 |
|
|
if (dst_fr == TMP_FREG1) |
| 1544 |
|
|
FAIL_IF(emit_fpu_data_transfer(compiler, TMP_FREG1, 0, dst, dstw)); |
| 1545 |
|
|
|
| 1546 |
|
|
return SLJIT_SUCCESS; |
| 1547 |
|
|
} |
| 1548 |
|
|
|
| 1549 |
|
|
/* --------------------------------------------------------------------- */ |
| 1550 |
|
|
/* Other instructions */ |
| 1551 |
|
|
/* --------------------------------------------------------------------- */ |
| 1552 |
|
|
|
| 1553 |
zherczeg |
880 |
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_fast_enter(struct sljit_compiler *compiler, int dst, sljit_w dstw, int args, int temporaries, int saveds, int local_size) |
| 1554 |
ph10 |
662 |
{ |
| 1555 |
|
|
CHECK_ERROR(); |
| 1556 |
zherczeg |
880 |
check_sljit_emit_fast_enter(compiler, dst, dstw, args, temporaries, saveds, local_size); |
| 1557 |
ph10 |
662 |
|
| 1558 |
|
|
compiler->temporaries = temporaries; |
| 1559 |
zherczeg |
880 |
compiler->saveds = saveds; |
| 1560 |
ph10 |
662 |
|
| 1561 |
|
|
compiler->has_locals = local_size > 0; |
| 1562 |
|
|
#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) |
| 1563 |
zherczeg |
880 |
compiler->local_size = (2 + saveds + 2) * sizeof(sljit_w) + local_size; |
| 1564 |
ph10 |
662 |
#else |
| 1565 |
zherczeg |
880 |
compiler->local_size = (2 + saveds + 7 + 8) * sizeof(sljit_w) + local_size; |
| 1566 |
ph10 |
662 |
#endif |
| 1567 |
|
|
compiler->local_size = (compiler->local_size + 15) & ~0xf; |
| 1568 |
|
|
|
| 1569 |
|
|
if (dst >= SLJIT_TEMPORARY_REG1 && dst <= SLJIT_NO_REGISTERS) |
| 1570 |
|
|
return push_inst(compiler, MFLR | D(dst)); |
| 1571 |
|
|
else if (dst & SLJIT_MEM) { |
| 1572 |
|
|
FAIL_IF(push_inst(compiler, MFLR | D(TMP_REG2))); |
| 1573 |
|
|
return emit_op(compiler, SLJIT_MOV, WORD_DATA, dst, dstw, TMP_REG1, 0, TMP_REG2, 0); |
| 1574 |
|
|
} |
| 1575 |
|
|
|
| 1576 |
|
|
return SLJIT_SUCCESS; |
| 1577 |
|
|
} |
| 1578 |
|
|
|
| 1579 |
zherczeg |
740 |
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_fast_return(struct sljit_compiler *compiler, int src, sljit_w srcw) |
| 1580 |
ph10 |
662 |
{ |
| 1581 |
|
|
CHECK_ERROR(); |
| 1582 |
|
|
check_sljit_emit_fast_return(compiler, src, srcw); |
| 1583 |
|
|
|
| 1584 |
|
|
if (src >= SLJIT_TEMPORARY_REG1 && src <= SLJIT_NO_REGISTERS) |
| 1585 |
|
|
FAIL_IF(push_inst(compiler, MTLR | S(src))); |
| 1586 |
|
|
else { |
| 1587 |
|
|
if (src & SLJIT_MEM) |
| 1588 |
|
|
FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, TMP_REG2, 0, TMP_REG1, 0, src, srcw)); |
| 1589 |
|
|
else if (src & SLJIT_IMM) |
| 1590 |
|
|
FAIL_IF(load_immediate(compiler, TMP_REG2, srcw)); |
| 1591 |
|
|
FAIL_IF(push_inst(compiler, MTLR | S(TMP_REG2))); |
| 1592 |
|
|
} |
| 1593 |
|
|
return push_inst(compiler, BLR); |
| 1594 |
|
|
} |
| 1595 |
|
|
|
| 1596 |
|
|
/* --------------------------------------------------------------------- */ |
| 1597 |
|
|
/* Conditional instructions */ |
| 1598 |
|
|
/* --------------------------------------------------------------------- */ |
| 1599 |
|
|
|
| 1600 |
zherczeg |
740 |
SLJIT_API_FUNC_ATTRIBUTE struct sljit_label* sljit_emit_label(struct sljit_compiler *compiler) |
| 1601 |
ph10 |
662 |
{ |
| 1602 |
|
|
struct sljit_label *label; |
| 1603 |
|
|
|
| 1604 |
|
|
CHECK_ERROR_PTR(); |
| 1605 |
|
|
check_sljit_emit_label(compiler); |
| 1606 |
|
|
|
| 1607 |
|
|
if (compiler->last_label && compiler->last_label->size == compiler->size) |
| 1608 |
|
|
return compiler->last_label; |
| 1609 |
|
|
|
| 1610 |
|
|
label = (struct sljit_label*)ensure_abuf(compiler, sizeof(struct sljit_label)); |
| 1611 |
|
|
PTR_FAIL_IF(!label); |
| 1612 |
|
|
set_label(label, compiler); |
| 1613 |
|
|
return label; |
| 1614 |
|
|
} |
| 1615 |
|
|
|
| 1616 |
|
|
static sljit_ins get_bo_bi_flags(struct sljit_compiler *compiler, int type) |
| 1617 |
|
|
{ |
| 1618 |
|
|
switch (type) { |
| 1619 |
|
|
case SLJIT_C_EQUAL: |
| 1620 |
|
|
return (12 << 21) | (2 << 16); |
| 1621 |
|
|
|
| 1622 |
|
|
case SLJIT_C_NOT_EQUAL: |
| 1623 |
|
|
return (4 << 21) | (2 << 16); |
| 1624 |
|
|
|
| 1625 |
|
|
case SLJIT_C_LESS: |
| 1626 |
|
|
case SLJIT_C_FLOAT_LESS: |
| 1627 |
|
|
return (12 << 21) | ((4 + 0) << 16); |
| 1628 |
|
|
|
| 1629 |
|
|
case SLJIT_C_GREATER_EQUAL: |
| 1630 |
|
|
case SLJIT_C_FLOAT_GREATER_EQUAL: |
| 1631 |
|
|
return (4 << 21) | ((4 + 0) << 16); |
| 1632 |
|
|
|
| 1633 |
|
|
case SLJIT_C_GREATER: |
| 1634 |
|
|
case SLJIT_C_FLOAT_GREATER: |
| 1635 |
|
|
return (12 << 21) | ((4 + 1) << 16); |
| 1636 |
|
|
|
| 1637 |
|
|
case SLJIT_C_LESS_EQUAL: |
| 1638 |
|
|
case SLJIT_C_FLOAT_LESS_EQUAL: |
| 1639 |
|
|
return (4 << 21) | ((4 + 1) << 16); |
| 1640 |
|
|
|
| 1641 |
|
|
case SLJIT_C_SIG_LESS: |
| 1642 |
|
|
return (12 << 21) | (0 << 16); |
| 1643 |
|
|
|
| 1644 |
|
|
case SLJIT_C_SIG_GREATER_EQUAL: |
| 1645 |
|
|
return (4 << 21) | (0 << 16); |
| 1646 |
|
|
|
| 1647 |
|
|
case SLJIT_C_SIG_GREATER: |
| 1648 |
|
|
return (12 << 21) | (1 << 16); |
| 1649 |
|
|
|
| 1650 |
|
|
case SLJIT_C_SIG_LESS_EQUAL: |
| 1651 |
|
|
return (4 << 21) | (1 << 16); |
| 1652 |
|
|
|
| 1653 |
|
|
case SLJIT_C_OVERFLOW: |
| 1654 |
|
|
case SLJIT_C_MUL_OVERFLOW: |
| 1655 |
|
|
return (12 << 21) | (3 << 16); |
| 1656 |
|
|
|
| 1657 |
|
|
case SLJIT_C_NOT_OVERFLOW: |
| 1658 |
|
|
case SLJIT_C_MUL_NOT_OVERFLOW: |
| 1659 |
|
|
return (4 << 21) | (3 << 16); |
| 1660 |
|
|
|
| 1661 |
|
|
case SLJIT_C_FLOAT_EQUAL: |
| 1662 |
|
|
return (12 << 21) | ((4 + 2) << 16); |
| 1663 |
|
|
|
| 1664 |
|
|
case SLJIT_C_FLOAT_NOT_EQUAL: |
| 1665 |
|
|
return (4 << 21) | ((4 + 2) << 16); |
| 1666 |
|
|
|
| 1667 |
|
|
case SLJIT_C_FLOAT_NAN: |
| 1668 |
|
|
return (12 << 21) | ((4 + 3) << 16); |
| 1669 |
|
|
|
| 1670 |
|
|
case SLJIT_C_FLOAT_NOT_NAN: |
| 1671 |
|
|
return (4 << 21) | ((4 + 3) << 16); |
| 1672 |
|
|
|
| 1673 |
|
|
default: |
| 1674 |
|
|
SLJIT_ASSERT(type >= SLJIT_JUMP && type <= SLJIT_CALL3); |
| 1675 |
|
|
return (20 << 21); |
| 1676 |
|
|
} |
| 1677 |
|
|
} |
| 1678 |
|
|
|
| 1679 |
zherczeg |
740 |
SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compiler *compiler, int type) |
| 1680 |
ph10 |
662 |
{ |
| 1681 |
|
|
struct sljit_jump *jump; |
| 1682 |
|
|
sljit_ins bo_bi_flags; |
| 1683 |
|
|
|
| 1684 |
|
|
CHECK_ERROR_PTR(); |
| 1685 |
|
|
check_sljit_emit_jump(compiler, type); |
| 1686 |
|
|
|
| 1687 |
|
|
bo_bi_flags = get_bo_bi_flags(compiler, type & 0xff); |
| 1688 |
|
|
if (!bo_bi_flags) |
| 1689 |
|
|
return NULL; |
| 1690 |
|
|
|
| 1691 |
|
|
jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump)); |
| 1692 |
|
|
PTR_FAIL_IF(!jump); |
| 1693 |
|
|
set_jump(jump, compiler, type & SLJIT_REWRITABLE_JUMP); |
| 1694 |
|
|
type &= 0xff; |
| 1695 |
|
|
|
| 1696 |
|
|
/* In PPC, we don't need to touch the arguments. */ |
| 1697 |
|
|
if (type >= SLJIT_JUMP) |
| 1698 |
|
|
jump->flags |= UNCOND_B; |
| 1699 |
|
|
|
| 1700 |
|
|
PTR_FAIL_IF(emit_const(compiler, TMP_REG1, 0)); |
| 1701 |
|
|
PTR_FAIL_IF(push_inst(compiler, MTCTR | S(TMP_REG1))); |
| 1702 |
|
|
jump->addr = compiler->size; |
| 1703 |
zherczeg |
722 |
PTR_FAIL_IF(push_inst(compiler, BCCTR | bo_bi_flags | (type >= SLJIT_FAST_CALL ? 1 : 0))); |
| 1704 |
ph10 |
662 |
return jump; |
| 1705 |
|
|
} |
| 1706 |
|
|
|
| 1707 |
zherczeg |
740 |
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_ijump(struct sljit_compiler *compiler, int type, int src, sljit_w srcw) |
| 1708 |
ph10 |
662 |
{ |
| 1709 |
|
|
sljit_ins bo_bi_flags; |
| 1710 |
|
|
struct sljit_jump *jump = NULL; |
| 1711 |
|
|
int src_r; |
| 1712 |
|
|
|
| 1713 |
|
|
CHECK_ERROR(); |
| 1714 |
|
|
check_sljit_emit_ijump(compiler, type, src, srcw); |
| 1715 |
|
|
|
| 1716 |
|
|
bo_bi_flags = get_bo_bi_flags(compiler, type); |
| 1717 |
|
|
FAIL_IF(!bo_bi_flags); |
| 1718 |
|
|
|
| 1719 |
|
|
if (src >= SLJIT_TEMPORARY_REG1 && src <= SLJIT_NO_REGISTERS) |
| 1720 |
|
|
src_r = src; |
| 1721 |
|
|
else if (src & SLJIT_IMM) { |
| 1722 |
|
|
jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump)); |
| 1723 |
|
|
FAIL_IF(!jump); |
| 1724 |
|
|
set_jump(jump, compiler, JUMP_ADDR | UNCOND_B); |
| 1725 |
|
|
jump->u.target = srcw; |
| 1726 |
|
|
|
| 1727 |
|
|
FAIL_IF(emit_const(compiler, TMP_REG2, 0)); |
| 1728 |
|
|
src_r = TMP_REG2; |
| 1729 |
|
|
} |
| 1730 |
|
|
else { |
| 1731 |
|
|
FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, TMP_REG2, 0, TMP_REG1, 0, src, srcw)); |
| 1732 |
|
|
src_r = TMP_REG2; |
| 1733 |
|
|
} |
| 1734 |
|
|
|
| 1735 |
|
|
FAIL_IF(push_inst(compiler, MTCTR | S(src_r))); |
| 1736 |
|
|
if (jump) |
| 1737 |
|
|
jump->addr = compiler->size; |
| 1738 |
zherczeg |
722 |
return push_inst(compiler, BCCTR | bo_bi_flags | (type >= SLJIT_FAST_CALL ? 1 : 0)); |
| 1739 |
ph10 |
662 |
} |
| 1740 |
|
|
|
| 1741 |
|
|
/* Get a bit from CR, all other bits are zeroed. */ |
| 1742 |
|
|
#define GET_CR_BIT(bit, dst) \ |
| 1743 |
|
|
FAIL_IF(push_inst(compiler, MFCR | D(dst))); \ |
| 1744 |
|
|
FAIL_IF(push_inst(compiler, RLWINM | S(dst) | A(dst) | ((1 + (bit)) << 11) | (31 << 6) | (31 << 1))); |
| 1745 |
|
|
|
| 1746 |
|
|
#define INVERT_BIT(dst) \ |
| 1747 |
|
|
FAIL_IF(push_inst(compiler, XORI | S(dst) | A(dst) | 0x1)); |
| 1748 |
|
|
|
| 1749 |
zherczeg |
740 |
SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_cond_value(struct sljit_compiler *compiler, int op, int dst, sljit_w dstw, int type) |
| 1750 |
ph10 |
662 |
{ |
| 1751 |
|
|
int reg; |
| 1752 |
|
|
|
| 1753 |
|
|
CHECK_ERROR(); |
| 1754 |
|
|
check_sljit_emit_cond_value(compiler, op, dst, dstw, type); |
| 1755 |
|
|
|
| 1756 |
|
|
if (dst == SLJIT_UNUSED) |
| 1757 |
|
|
return SLJIT_SUCCESS; |
| 1758 |
|
|
|
| 1759 |
|
|
reg = (op == SLJIT_MOV && dst >= SLJIT_TEMPORARY_REG1 && dst <= SLJIT_NO_REGISTERS) ? dst : TMP_REG2; |
| 1760 |
|
|
|
| 1761 |
|
|
switch (type) { |
| 1762 |
|
|
case SLJIT_C_EQUAL: |
| 1763 |
|
|
GET_CR_BIT(2, reg); |
| 1764 |
|
|
break; |
| 1765 |
|
|
|
| 1766 |
|
|
case SLJIT_C_NOT_EQUAL: |
| 1767 |
|
|
GET_CR_BIT(2, reg); |
| 1768 |
|
|
INVERT_BIT(reg); |
| 1769 |
|
|
break; |
| 1770 |
|
|
|
| 1771 |
|
|
case SLJIT_C_LESS: |
| 1772 |
|
|
case SLJIT_C_FLOAT_LESS: |
| 1773 |
|
|
GET_CR_BIT(4 + 0, reg); |
| 1774 |
|
|
break; |
| 1775 |
|
|
|
| 1776 |
|
|
case SLJIT_C_GREATER_EQUAL: |
| 1777 |
|
|
case SLJIT_C_FLOAT_GREATER_EQUAL: |
| 1778 |
|
|
GET_CR_BIT(4 + 0, reg); |
| 1779 |
|
|
INVERT_BIT(reg); |
| 1780 |
|
|
break; |
| 1781 |
|
|
|
| 1782 |
|
|
case SLJIT_C_GREATER: |
| 1783 |
|
|
case SLJIT_C_FLOAT_GREATER: |
| 1784 |
|
|
GET_CR_BIT(4 + 1, reg); |
| 1785 |
|
|
break; |
| 1786 |
|
|
|
| 1787 |
|
|
case SLJIT_C_LESS_EQUAL: |
| 1788 |
|
|
case SLJIT_C_FLOAT_LESS_EQUAL: |
| 1789 |
|
|
GET_CR_BIT(4 + 1, reg); |
| 1790 |
|
|
INVERT_BIT(reg); |
| 1791 |
|
|
break; |
| 1792 |
|
|
|
| 1793 |
|
|
case SLJIT_C_SIG_LESS: |
| 1794 |
|
|
GET_CR_BIT(0, reg); |
| 1795 |
|
|
break; |
| 1796 |
|
|
|
| 1797 |
|
|
case SLJIT_C_SIG_GREATER_EQUAL: |
| 1798 |
|
|
GET_CR_BIT(0, reg); |
| 1799 |
|
|
INVERT_BIT(reg); |
| 1800 |
|
|
break; |
| 1801 |
|
|
|
| 1802 |
|
|
case SLJIT_C_SIG_GREATER: |
| 1803 |
|
|
GET_CR_BIT(1, reg); |
| 1804 |
|
|
break; |
| 1805 |
|
|
|
| 1806 |
|
|
case SLJIT_C_SIG_LESS_EQUAL: |
| 1807 |
|
|
GET_CR_BIT(1, reg); |
| 1808 |
|
|
INVERT_BIT(reg); |
| 1809 |
|
|
break; |
| 1810 |
|
|
|
| 1811 |
|
|
case SLJIT_C_OVERFLOW: |
| 1812 |
|
|
case SLJIT_C_MUL_OVERFLOW: |
| 1813 |
|
|
GET_CR_BIT(3, reg); |
| 1814 |
|
|
break; |
| 1815 |
|
|
|
| 1816 |
|
|
case SLJIT_C_NOT_OVERFLOW: |
| 1817 |
|
|
case SLJIT_C_MUL_NOT_OVERFLOW: |
| 1818 |
|
|
GET_CR_BIT(3, reg); |
| 1819 |
|
|
INVERT_BIT(reg); |
| 1820 |
|
|
break; |
| 1821 |
|
|
|
| 1822 |
|
|
case SLJIT_C_FLOAT_EQUAL: |
| 1823 |
|
|
GET_CR_BIT(4 + 2, reg); |
| 1824 |
|
|
break; |
| 1825 |
|
|
|
| 1826 |
|
|
case SLJIT_C_FLOAT_NOT_EQUAL: |
| 1827 |
|
|
GET_CR_BIT(4 + 2, reg); |
| 1828 |
|
|
INVERT_BIT(reg); |
| 1829 |
|
|
break; |
| 1830 |
|
|
|
| 1831 |
|
|
case SLJIT_C_FLOAT_NAN: |
| 1832 |
|
|
GET_CR_BIT(4 + 3, reg); |
| 1833 |
|
|
break; |
| 1834 |
|
|
|
| 1835 |
|
|
case SLJIT_C_FLOAT_NOT_NAN: |
| 1836 |
|
|
GET_CR_BIT(4 + 3, reg); |
| 1837 |
|
|
INVERT_BIT(reg); |
| 1838 |
|
|
break; |
| 1839 |
|
|
|
| 1840 |
|
|
default: |
| 1841 |
|
|
SLJIT_ASSERT_STOP(); |
| 1842 |
|
|
break; |
| 1843 |
|
|
} |
| 1844 |
|
|
|
| 1845 |
|
|
if (GET_OPCODE(op) == SLJIT_OR) |
| 1846 |
|
|
return emit_op(compiler, GET_OPCODE(op), GET_FLAGS(op) ? ALT_SET_FLAGS : 0, dst, dstw, dst, dstw, TMP_REG2, 0); |
| 1847 |
|
|
|
| 1848 |
|
|
if (reg == TMP_REG2) |
| 1849 |
|
|
return emit_op(compiler, SLJIT_MOV, WORD_DATA, dst, dstw, TMP_REG1, 0, TMP_REG2, 0); |
| 1850 |
|
|
return SLJIT_SUCCESS; |
| 1851 |
|
|
} |
| 1852 |
|
|
|
| 1853 |
zherczeg |
740 |
SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compiler *compiler, int dst, sljit_w dstw, sljit_w init_value) |
| 1854 |
ph10 |
662 |
{ |
| 1855 |
|
|
struct sljit_const *const_; |
| 1856 |
|
|
int reg; |
| 1857 |
|
|
|
| 1858 |
|
|
CHECK_ERROR_PTR(); |
| 1859 |
|
|
check_sljit_emit_const(compiler, dst, dstw, init_value); |
| 1860 |
|
|
|
| 1861 |
|
|
const_ = (struct sljit_const*)ensure_abuf(compiler, sizeof(struct sljit_const)); |
| 1862 |
|
|
PTR_FAIL_IF(!const_); |
| 1863 |
|
|
set_const(const_, compiler); |
| 1864 |
|
|
|
| 1865 |
|
|
reg = (dst >= SLJIT_TEMPORARY_REG1 && dst <= SLJIT_NO_REGISTERS) ? dst : TMP_REG2; |
| 1866 |
|
|
|
| 1867 |
|
|
PTR_FAIL_IF(emit_const(compiler, reg, init_value)); |
| 1868 |
|
|
|
| 1869 |
|
|
if (dst & SLJIT_MEM) |
| 1870 |
|
|
PTR_FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, dst, dstw, TMP_REG1, 0, TMP_REG2, 0)); |
| 1871 |
|
|
return const_; |
| 1872 |
|
|
} |
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