diff options
Diffstat (limited to 'tcg/ia64')
| -rw-r--r-- | tcg/ia64/tcg-target.c | 2325 | ||||
| -rw-r--r-- | tcg/ia64/tcg-target.h | 156 |
2 files changed, 2481 insertions, 0 deletions
diff --git a/tcg/ia64/tcg-target.c b/tcg/ia64/tcg-target.c new file mode 100644 index 0000000000..113f245dcb --- /dev/null +++ b/tcg/ia64/tcg-target.c @@ -0,0 +1,2325 @@ +/* + * Tiny Code Generator for QEMU + * + * Copyright (c) 2009-2010 Aurelien Jarno <aurelien@aurel32.net> + * Based on i386/tcg-target.c - Copyright (c) 2008 Fabrice Bellard + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +/* + * Register definitions + */ + +#ifndef NDEBUG +static const char * const tcg_target_reg_names[TCG_TARGET_NB_REGS] = { + "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", + "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", + "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", + "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31", + "r32", "r33", "r34", "r35", "r36", "r37", "r38", "r39", + "r40", "r41", "r42", "r43", "r44", "r45", "r46", "r47", + "r48", "r49", "r50", "r51", "r52", "r53", "r54", "r55", + "r56", "r57", "r58", "r59", "r60", "r61", "r62", "r63", +}; +#endif + +/* Branch registers */ +enum { + TCG_REG_B0 = 0, + TCG_REG_B1, + TCG_REG_B2, + TCG_REG_B3, + TCG_REG_B4, + TCG_REG_B5, + TCG_REG_B6, + TCG_REG_B7, +}; + +/* Floating point registers */ +enum { + TCG_REG_F0 = 0, + TCG_REG_F1, + TCG_REG_F2, + TCG_REG_F3, + TCG_REG_F4, + TCG_REG_F5, + TCG_REG_F6, + TCG_REG_F7, + TCG_REG_F8, + TCG_REG_F9, + TCG_REG_F10, + TCG_REG_F11, + TCG_REG_F12, + TCG_REG_F13, + TCG_REG_F14, + TCG_REG_F15, +}; + +/* Predicate registers */ +enum { + TCG_REG_P0 = 0, + TCG_REG_P1, + TCG_REG_P2, + TCG_REG_P3, + TCG_REG_P4, + TCG_REG_P5, + TCG_REG_P6, + TCG_REG_P7, + TCG_REG_P8, + TCG_REG_P9, + TCG_REG_P10, + TCG_REG_P11, + TCG_REG_P12, + TCG_REG_P13, + TCG_REG_P14, + TCG_REG_P15, +}; + +/* Application registers */ +enum { + TCG_REG_PFS = 64, +}; + +static const int tcg_target_reg_alloc_order[] = { + TCG_REG_R34, + TCG_REG_R35, + TCG_REG_R36, + TCG_REG_R37, + TCG_REG_R38, + TCG_REG_R39, + TCG_REG_R40, + TCG_REG_R41, + TCG_REG_R42, + TCG_REG_R43, + TCG_REG_R44, + TCG_REG_R45, + TCG_REG_R46, + TCG_REG_R47, + TCG_REG_R48, + TCG_REG_R49, + TCG_REG_R50, + TCG_REG_R51, + TCG_REG_R52, + TCG_REG_R53, + TCG_REG_R54, + TCG_REG_R55, + TCG_REG_R14, + TCG_REG_R15, + TCG_REG_R16, + TCG_REG_R17, + TCG_REG_R18, + TCG_REG_R19, + TCG_REG_R20, + TCG_REG_R21, + TCG_REG_R22, + TCG_REG_R23, + TCG_REG_R24, + TCG_REG_R25, + TCG_REG_R26, + TCG_REG_R27, + TCG_REG_R28, + TCG_REG_R29, + TCG_REG_R30, + TCG_REG_R31, + TCG_REG_R56, + TCG_REG_R57, + TCG_REG_R58, + TCG_REG_R59, + TCG_REG_R60, + TCG_REG_R61, + TCG_REG_R62, + TCG_REG_R63, + TCG_REG_R8, + TCG_REG_R9, + TCG_REG_R10, + TCG_REG_R11 +}; + +static const int tcg_target_call_iarg_regs[8] = { + TCG_REG_R56, + TCG_REG_R57, + TCG_REG_R58, + TCG_REG_R59, + TCG_REG_R60, + TCG_REG_R61, + TCG_REG_R62, + TCG_REG_R63, +}; + +static const int tcg_target_call_oarg_regs[2] = { + TCG_REG_R8, + TCG_REG_R9 +}; + +/* maximum number of register used for input function arguments */ +static inline int tcg_target_get_call_iarg_regs_count(int flags) +{ + return 8; +} + +/* + * opcode formation + */ + +/* bundle templates: stops (double bar in the IA64 manual) are marked with + an uppercase letter. */ +enum { + mii = 0x00, + miI = 0x01, + mIi = 0x02, + mII = 0x03, + mlx = 0x04, + mLX = 0x05, + mmi = 0x08, + mmI = 0x09, + Mmi = 0x0a, + MmI = 0x0b, + mfi = 0x0c, + mfI = 0x0d, + mmf = 0x0e, + mmF = 0x0f, + mib = 0x10, + miB = 0x11, + mbb = 0x12, + mbB = 0x13, + bbb = 0x16, + bbB = 0x17, + mmb = 0x18, + mmB = 0x19, + mfb = 0x1c, + mfB = 0x1d, +}; + +enum { + OPC_ADD_A1 = 0x10000000000ull, + OPC_AND_A1 = 0x10060000000ull, + OPC_AND_A3 = 0x10160000000ull, + OPC_ANDCM_A1 = 0x10068000000ull, + OPC_ANDCM_A3 = 0x10168000000ull, + OPC_ADDS_A4 = 0x10800000000ull, + OPC_ADDL_A5 = 0x12000000000ull, + OPC_ALLOC_M34 = 0x02c00000000ull, + OPC_BR_DPTK_FEW_B1 = 0x08400000000ull, + OPC_BR_SPTK_MANY_B1 = 0x08000001000ull, + OPC_BR_SPTK_MANY_B4 = 0x00100001000ull, + OPC_BR_CALL_SPTK_MANY_B5 = 0x02100001000ull, + OPC_BR_RET_SPTK_MANY_B4 = 0x00108001100ull, + OPC_BRL_SPTK_MANY_X3 = 0x18000001000ull, + OPC_CMP_LT_A6 = 0x18000000000ull, + OPC_CMP_LTU_A6 = 0x1a000000000ull, + OPC_CMP_EQ_A6 = 0x1c000000000ull, + OPC_CMP4_LT_A6 = 0x18400000000ull, + OPC_CMP4_LTU_A6 = 0x1a400000000ull, + OPC_CMP4_EQ_A6 = 0x1c400000000ull, + OPC_DEP_Z_I12 = 0x0a600000000ull, + OPC_EXTR_I11 = 0x0a400002000ull, + OPC_EXTR_U_I11 = 0x0a400000000ull, + OPC_FCVT_FX_TRUNC_S1_F10 = 0x004d0000000ull, + OPC_FCVT_FXU_TRUNC_S1_F10 = 0x004d8000000ull, + OPC_FCVT_XF_F11 = 0x000e0000000ull, + OPC_FMA_S1_F1 = 0x10400000000ull, + OPC_FNMA_S1_F1 = 0x18400000000ull, + OPC_FRCPA_S1_F6 = 0x00600000000ull, + OPC_GETF_SIG_M19 = 0x08708000000ull, + OPC_LD1_M1 = 0x08000000000ull, + OPC_LD1_M3 = 0x0a000000000ull, + OPC_LD2_M1 = 0x08040000000ull, + OPC_LD2_M3 = 0x0a040000000ull, + OPC_LD4_M1 = 0x08080000000ull, + OPC_LD4_M3 = 0x0a080000000ull, + OPC_LD8_M1 = 0x080c0000000ull, + OPC_LD8_M3 = 0x0a0c0000000ull, + OPC_MUX1_I3 = 0x0eca0000000ull, + OPC_NOP_B9 = 0x04008000000ull, + OPC_NOP_F16 = 0x00008000000ull, + OPC_NOP_I18 = 0x00008000000ull, + OPC_NOP_M48 = 0x00008000000ull, + OPC_MOV_I21 = 0x00e00100000ull, + OPC_MOV_RET_I21 = 0x00e00500000ull, + OPC_MOV_I22 = 0x00188000000ull, + OPC_MOV_I_I26 = 0x00150000000ull, + OPC_MOVL_X2 = 0x0c000000000ull, + OPC_OR_A1 = 0x10070000000ull, + OPC_SETF_EXP_M18 = 0x0c748000000ull, + OPC_SETF_SIG_M18 = 0x0c708000000ull, + OPC_SHL_I7 = 0x0f240000000ull, + OPC_SHR_I5 = 0x0f220000000ull, + OPC_SHR_U_I5 = 0x0f200000000ull, + OPC_SHRP_I10 = 0x0ac00000000ull, + OPC_SXT1_I29 = 0x000a0000000ull, + OPC_SXT2_I29 = 0x000a8000000ull, + OPC_SXT4_I29 = 0x000b0000000ull, + OPC_ST1_M4 = 0x08c00000000ull, + OPC_ST2_M4 = 0x08c40000000ull, + OPC_ST4_M4 = 0x08c80000000ull, + OPC_ST8_M4 = 0x08cc0000000ull, + OPC_SUB_A1 = 0x10028000000ull, + OPC_SUB_A3 = 0x10128000000ull, + OPC_UNPACK4_L_I2 = 0x0f860000000ull, + OPC_XMA_L_F2 = 0x1d000000000ull, + OPC_XOR_A1 = 0x10078000000ull, + OPC_ZXT1_I29 = 0x00080000000ull, + OPC_ZXT2_I29 = 0x00088000000ull, + OPC_ZXT4_I29 = 0x00090000000ull, +}; + +static inline uint64_t tcg_opc_a1(int qp, uint64_t opc, int r1, + int r2, int r3) +{ + return opc + | ((r3 & 0x7f) << 20) + | ((r2 & 0x7f) << 13) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_a3(int qp, uint64_t opc, int r1, + uint64_t imm, int r3) +{ + return opc + | ((imm & 0x80) << 29) /* s */ + | ((imm & 0x7f) << 13) /* imm7b */ + | ((r3 & 0x7f) << 20) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_a4(int qp, uint64_t opc, int r1, + uint64_t imm, int r3) +{ + return opc + | ((imm & 0x2000) << 23) /* s */ + | ((imm & 0x1f80) << 20) /* imm6d */ + | ((imm & 0x007f) << 13) /* imm7b */ + | ((r3 & 0x7f) << 20) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_a5(int qp, uint64_t opc, int r1, + uint64_t imm, int r3) +{ + return opc + | ((imm & 0x200000) << 15) /* s */ + | ((imm & 0x1f0000) << 6) /* imm5c */ + | ((imm & 0x00ff80) << 20) /* imm9d */ + | ((imm & 0x00007f) << 13) /* imm7b */ + | ((r3 & 0x03) << 20) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_a6(int qp, uint64_t opc, int p1, + int p2, int r2, int r3) +{ + return opc + | ((p2 & 0x3f) << 27) + | ((r3 & 0x7f) << 20) + | ((r2 & 0x7f) << 13) + | ((p1 & 0x3f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_b1(int qp, uint64_t opc, uint64_t imm) +{ + return opc + | ((imm & 0x100000) << 16) /* s */ + | ((imm & 0x0fffff) << 13) /* imm20b */ + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_b4(int qp, uint64_t opc, int b2) +{ + return opc + | ((b2 & 0x7) << 13) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_b5(int qp, uint64_t opc, int b1, int b2) +{ + return opc + | ((b2 & 0x7) << 13) + | ((b1 & 0x7) << 6) + | (qp & 0x3f); +} + + +static inline uint64_t tcg_opc_b9(int qp, uint64_t opc, uint64_t imm) +{ + return opc + | ((imm & 0x100000) << 16) /* i */ + | ((imm & 0x0fffff) << 6) /* imm20a */ + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_f1(int qp, uint64_t opc, int f1, + int f3, int f4, int f2) +{ + return opc + | ((f4 & 0x7f) << 27) + | ((f3 & 0x7f) << 20) + | ((f2 & 0x7f) << 13) + | ((f1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_f2(int qp, uint64_t opc, int f1, + int f3, int f4, int f2) +{ + return opc + | ((f4 & 0x7f) << 27) + | ((f3 & 0x7f) << 20) + | ((f2 & 0x7f) << 13) + | ((f1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_f6(int qp, uint64_t opc, int f1, + int p2, int f2, int f3) +{ + return opc + | ((p2 & 0x3f) << 27) + | ((f3 & 0x7f) << 20) + | ((f2 & 0x7f) << 13) + | ((f1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_f10(int qp, uint64_t opc, int f1, int f2) +{ + return opc + | ((f2 & 0x7f) << 13) + | ((f1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_f11(int qp, uint64_t opc, int f1, int f2) +{ + return opc + | ((f2 & 0x7f) << 13) + | ((f1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_f16(int qp, uint64_t opc, uint64_t imm) +{ + return opc + | ((imm & 0x100000) << 16) /* i */ + | ((imm & 0x0fffff) << 6) /* imm20a */ + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_i2(int qp, uint64_t opc, int r1, + int r2, int r3) +{ + return opc + | ((r3 & 0x7f) << 20) + | ((r2 & 0x7f) << 13) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_i3(int qp, uint64_t opc, int r1, + int r2, int mbtype) +{ + return opc + | ((mbtype & 0x0f) << 20) + | ((r2 & 0x7f) << 13) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_i5(int qp, uint64_t opc, int r1, + int r3, int r2) +{ + return opc + | ((r3 & 0x7f) << 20) + | ((r2 & 0x7f) << 13) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_i7(int qp, uint64_t opc, int r1, + int r2, int r3) +{ + return opc + | ((r3 & 0x7f) << 20) + | ((r2 & 0x7f) << 13) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_i10(int qp, uint64_t opc, int r1, + int r2, int r3, uint64_t count) +{ + return opc + | ((count & 0x3f) << 27) + | ((r3 & 0x7f) << 20) + | ((r2 & 0x7f) << 13) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_i11(int qp, uint64_t opc, int r1, + int r3, uint64_t pos, uint64_t len) +{ + return opc + | ((len & 0x3f) << 27) + | ((r3 & 0x7f) << 20) + | ((pos & 0x3f) << 14) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_i12(int qp, uint64_t opc, int r1, + int r2, uint64_t pos, uint64_t len) +{ + return opc + | ((len & 0x3f) << 27) + | ((pos & 0x3f) << 20) + | ((r2 & 0x7f) << 13) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_i18(int qp, uint64_t opc, uint64_t imm) +{ + return opc + | ((imm & 0x100000) << 16) /* i */ + | ((imm & 0x0fffff) << 6) /* imm20a */ + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_i21(int qp, uint64_t opc, int b1, + int r2, uint64_t imm) +{ + return opc + | ((imm & 0x1ff) << 24) + | ((r2 & 0x7f) << 13) + | ((b1 & 0x7) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_i22(int qp, uint64_t opc, int r1, int b2) +{ + return opc + | ((b2 & 0x7) << 13) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_i26(int qp, uint64_t opc, int ar3, int r2) +{ + return opc + | ((ar3 & 0x7f) << 20) + | ((r2 & 0x7f) << 13) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_i29(int qp, uint64_t opc, int r1, int r3) +{ + return opc + | ((r3 & 0x7f) << 20) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_l2(uint64_t imm) +{ + return (imm & 0x7fffffffffc00000ull) >> 22; +} + +static inline uint64_t tcg_opc_l3(uint64_t imm) +{ + return (imm & 0x07fffffffff00000ull) >> 18; +} + +static inline uint64_t tcg_opc_m1(int qp, uint64_t opc, int r1, int r3) +{ + return opc + | ((r3 & 0x7f) << 20) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_m3(int qp, uint64_t opc, int r1, + int r3, uint64_t imm) +{ + return opc + | ((imm & 0x100) << 28) /* s */ + | ((imm & 0x080) << 20) /* i */ + | ((imm & 0x07f) << 13) /* imm7b */ + | ((r3 & 0x7f) << 20) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_m4(int qp, uint64_t opc, int r2, int r3) +{ + return opc + | ((r3 & 0x7f) << 20) + | ((r2 & 0x7f) << 13) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_m18(int qp, uint64_t opc, int f1, int r2) +{ + return opc + | ((r2 & 0x7f) << 13) + | ((f1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_m19(int qp, uint64_t opc, int r1, int f2) +{ + return opc + | ((f2 & 0x7f) << 13) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_m34(int qp, uint64_t opc, int r1, + int sof, int sol, int sor) +{ + return opc + | ((sor & 0x0f) << 27) + | ((sol & 0x7f) << 20) + | ((sof & 0x7f) << 13) + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_m48(int qp, uint64_t opc, uint64_t imm) +{ + return opc + | ((imm & 0x100000) << 16) /* i */ + | ((imm & 0x0fffff) << 6) /* imm20a */ + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_x2(int qp, uint64_t opc, + int r1, uint64_t imm) +{ + return opc + | ((imm & 0x8000000000000000ull) >> 27) /* i */ + | (imm & 0x0000000000200000ull) /* ic */ + | ((imm & 0x00000000001f0000ull) << 6) /* imm5c */ + | ((imm & 0x000000000000ff80ull) << 20) /* imm9d */ + | ((imm & 0x000000000000007full) << 13) /* imm7b */ + | ((r1 & 0x7f) << 6) + | (qp & 0x3f); +} + +static inline uint64_t tcg_opc_x3(int qp, uint64_t opc, uint64_t imm) +{ + return opc + | ((imm & 0x0800000000000000ull) >> 23) /* i */ + | ((imm & 0x00000000000fffffull) << 13) /* imm20b */ + | (qp & 0x3f); +} + + +/* + * Relocations + */ + +static inline void reloc_pcrel21b (void *pc, tcg_target_long target) +{ + uint64_t imm; + int64_t disp; + int slot; + + slot = (tcg_target_long) pc & 3; + pc = (void *)((tcg_target_long) pc & ~3); + + disp = target - (tcg_target_long) pc; + imm = (uint64_t) disp >> 4; + + switch(slot) { + case 0: + *(uint64_t *)(pc + 0) = (*(uint64_t *)(pc + 8) & 0xfffffdc00003ffffull) + | ((imm & 0x100000) << 21) /* s */ + | ((imm & 0x0fffff) << 18); /* imm20b */ + break; + case 1: + *(uint64_t *)(pc + 8) = (*(uint64_t *)(pc + 8) & 0xfffffffffffb8000ull) + | ((imm & 0x100000) >> 2) /* s */ + | ((imm & 0x0fffe0) >> 5); /* imm20b */ + *(uint64_t *)(pc + 0) = (*(uint64_t *)(pc + 0) & 0x07ffffffffffffffull) + | ((imm & 0x00001f) << 59); /* imm20b */ + break; + case 2: + *(uint64_t *)(pc + 8) = (*(uint64_t *)(pc + 8) & 0xf700000fffffffffull) + | ((imm & 0x100000) << 39) /* s */ + | ((imm & 0x0fffff) << 36); /* imm20b */ + break; + } +} + +static inline uint64_t get_reloc_pcrel21b (void *pc) +{ + int64_t low, high; + int slot; + + slot = (tcg_target_long) pc & 3; + pc = (void *)((tcg_target_long) pc & ~3); + + low = (*(uint64_t *)(pc + 0)); + high = (*(uint64_t *)(pc + 8)); + + switch(slot) { + case 0: + return ((low >> 21) & 0x100000) + /* s */ + ((low >> 18) & 0x0fffff); /* imm20b */ + case 1: + return ((high << 2) & 0x100000) + /* s */ + ((high << 5) & 0x0fffe0) + /* imm20b */ + ((low >> 59) & 0x00001f); /* imm20b */ + case 2: + return ((high >> 39) & 0x100000) + /* s */ + ((high >> 36) & 0x0fffff); /* imm20b */ + default: + tcg_abort(); + } +} + +static inline void reloc_pcrel60b (void *pc, tcg_target_long target) +{ + int64_t disp; + uint64_t imm; + + disp = target - (tcg_target_long) pc; + imm = (uint64_t) disp >> 4; + + *(uint64_t *)(pc + 8) = (*(uint64_t *)(pc + 8) & 0xf700000fff800000ull) + | (imm & 0x0800000000000000ull) /* s */ + | ((imm & 0x07fffff000000000ull) >> 36) /* imm39 */ + | ((imm & 0x00000000000fffffull) << 36); /* imm20b */ + *(uint64_t *)(pc + 0) = (*(uint64_t *)(pc + 0) & 0x00003fffffffffffull) + | ((imm & 0x0000000ffff00000ull) << 28); /* imm39 */ +} + +static inline uint64_t get_reloc_pcrel60b (void *pc) +{ + int64_t low, high; + + low = (*(uint64_t *)(pc + 0)); + high = (*(uint64_t *)(pc + 8)); + + return ((high) & 0x0800000000000000ull) + /* s */ + ((high >> 36) & 0x00000000000fffffull) + /* imm20b */ + ((high << 36) & 0x07fffff000000000ull) + /* imm39 */ + ((low >> 28) & 0x0000000ffff00000ull); /* imm39 */ +} + + +static void patch_reloc(uint8_t *code_ptr, int type, + tcg_target_long value, tcg_target_long addend) +{ + value += addend; + switch (type) { + case R_IA64_PCREL21B: + reloc_pcrel21b(code_ptr, value); + break; + case R_IA64_PCREL60B: + reloc_pcrel60b(code_ptr, value); + default: + tcg_abort(); + } +} + +/* + * Constraints + */ + +/* parse target specific constraints */ +static int target_parse_constraint(TCGArgConstraint *ct, const char **pct_str) +{ + const char *ct_str; + + ct_str = *pct_str; + switch(ct_str[0]) { + case 'r': + ct->ct |= TCG_CT_REG; + tcg_regset_set(ct->u.regs, 0xffffffffffffffffull); + break; + case 'I': + ct->ct |= TCG_CT_CONST_S22; + break; + case 'S': + ct->ct |= TCG_CT_REG; + tcg_regset_set(ct->u.regs, 0xffffffffffffffffull); +#if defined(CONFIG_SOFTMMU) + tcg_regset_reset_reg(ct->u.regs, TCG_REG_R56); + tcg_regset_reset_reg(ct->u.regs, TCG_REG_R57); +#endif + break; + case 'Z': + /* We are cheating a bit here, using the fact that the register + r0 is also the register number 0. Hence there is no need + to check for const_args in each instruction. */ + ct->ct |= TCG_CT_CONST_ZERO; + break; + default: + return -1; + } + ct_str++; + *pct_str = ct_str; + return 0; +} + +/* test if a constant matches the constraint */ +static inline int tcg_target_const_match(tcg_target_long val, + const TCGArgConstraint *arg_ct) +{ + int ct; + ct = arg_ct->ct; + if (ct & TCG_CT_CONST) + return 1; + else if ((ct & TCG_CT_CONST_ZERO) && val == 0) + return 1; + else if ((ct & TCG_CT_CONST_S22) && val == ((int32_t)val << 10) >> 10) + return 1; + else + return 0; +} + +/* + * Code generation + */ + +static uint8_t *tb_ret_addr; + +static inline void tcg_out_bundle(TCGContext *s, int template, + uint64_t slot0, uint64_t slot1, + uint64_t slot2) +{ + template &= 0x1f; /* 5 bits */ + slot0 &= 0x1ffffffffffull; /* 41 bits */ + slot1 &= 0x1ffffffffffull; /* 41 bits */ + slot2 &= 0x1ffffffffffull; /* 41 bits */ + + *(uint64_t *)(s->code_ptr + 0) = (slot1 << 46) | (slot0 << 5) | template; + *(uint64_t *)(s->code_ptr + 8) = (slot2 << 23) | (slot1 >> 18); + s->code_ptr += 16; +} + +static inline void tcg_out_mov(TCGContext *s, TCGArg ret, TCGArg arg) +{ + tcg_out_bundle(s, mmI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_a4(TCG_REG_P0, OPC_ADDS_A4, ret, 0, arg)); +} + +static inline void tcg_out_movi(TCGContext *s, TCGType type, + TCGArg reg, tcg_target_long arg) +{ + tcg_out_bundle(s, mLX, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_l2 (arg), + tcg_opc_x2 (TCG_REG_P0, OPC_MOVL_X2, reg, arg)); +} + +static inline void tcg_out_addi(TCGContext *s, TCGArg reg, tcg_target_long val) +{ + if (val == ((int32_t)val << 10) >> 10) { + tcg_out_bundle(s, MmI, + tcg_opc_a5(TCG_REG_P0, OPC_ADDL_A5, + TCG_REG_R2, val, TCG_REG_R0), + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_a1 (TCG_REG_P0, OPC_ADD_A1, reg, + reg, TCG_REG_R2)); + } else { + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_R2, val); + tcg_out_bundle(s, mmI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_a1 (TCG_REG_P0, OPC_ADD_A1, reg, + reg, TCG_REG_R2)); + } +} + +static void tcg_out_br(TCGContext *s, int label_index) +{ + TCGLabel *l = &s->labels[label_index]; + + tcg_out_bundle(s, mmB, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_b1 (TCG_REG_P0, OPC_BR_SPTK_MANY_B1, + get_reloc_pcrel21b(s->code_ptr + 2))); + + if (l->has_value) { + reloc_pcrel21b((s->code_ptr - 16) + 2, l->u.value); + } else { + tcg_out_reloc(s, (s->code_ptr - 16) + 2, + R_IA64_PCREL21B, label_index, 0); + } +} + +static inline void tcg_out_call(TCGContext *s, TCGArg addr) +{ + tcg_out_bundle(s, MmI, + tcg_opc_m1 (TCG_REG_P0, OPC_LD8_M1, TCG_REG_R2, addr), + tcg_opc_a4 (TCG_REG_P0, OPC_ADDS_A4, TCG_REG_R3, 8, addr), + tcg_opc_i21(TCG_REG_P0, OPC_MOV_I21, + TCG_REG_B6, TCG_REG_R2, 0)); + tcg_out_bundle(s, mmB, + tcg_opc_m1 (TCG_REG_P0, OPC_LD8_M1, TCG_REG_R1, TCG_REG_R3), + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_b5 (TCG_REG_P0, OPC_BR_CALL_SPTK_MANY_B5, + TCG_REG_B0, TCG_REG_B6)); +} + +static void tcg_out_exit_tb(TCGContext *s, tcg_target_long arg) +{ + int64_t disp; + uint64_t imm; + + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_R8, arg); + + disp = tb_ret_addr - s->code_ptr; + imm = (uint64_t)disp >> 4; + + tcg_out_bundle(s, mLX, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_l3 (imm), + tcg_opc_x3 (TCG_REG_P0, OPC_BRL_SPTK_MANY_X3, imm)); +} + +static inline void tcg_out_goto_tb(TCGContext *s, TCGArg arg) +{ + if (s->tb_jmp_offset) { + /* direct jump method */ + tcg_abort(); + } else { + /* indirect jump method */ + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_R2, + (tcg_target_long)(s->tb_next + arg)); + tcg_out_bundle(s, MmI, + tcg_opc_m1 (TCG_REG_P0, OPC_LD8_M1, + TCG_REG_R2, TCG_REG_R2), + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i21(TCG_REG_P0, OPC_MOV_I21, TCG_REG_B6, + TCG_REG_R2, 0)); + tcg_out_bundle(s, mmB, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_b4 (TCG_REG_P0, OPC_BR_SPTK_MANY_B4, + TCG_REG_B6)); + } + s->tb_next_offset[arg] = s->code_ptr - s->code_buf; +} + +static inline void tcg_out_jmp(TCGContext *s, TCGArg addr) +{ + tcg_out_bundle(s, mmI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i21(TCG_REG_P0, OPC_MOV_I21, TCG_REG_B6, addr, 0)); + tcg_out_bundle(s, mmB, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_b4(TCG_REG_P0, OPC_BR_SPTK_MANY_B4, TCG_REG_B6)); +} + +static inline void tcg_out_ld_rel(TCGContext *s, uint64_t opc_m4, TCGArg arg, + TCGArg arg1, tcg_target_long arg2) +{ + if (arg2 == ((int16_t)arg2 >> 2) << 2) { + tcg_out_bundle(s, MmI, + tcg_opc_a4(TCG_REG_P0, OPC_ADDS_A4, + TCG_REG_R2, arg2, arg1), + tcg_opc_m1 (TCG_REG_P0, opc_m4, arg, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0)); + } else { + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_R2, arg2); + tcg_out_bundle(s, MmI, + tcg_opc_a1 (TCG_REG_P0, OPC_ADD_A1, + TCG_REG_R2, TCG_REG_R2, arg1), + tcg_opc_m1 (TCG_REG_P0, opc_m4, arg, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0)); + } +} + +static inline void tcg_out_st_rel(TCGContext *s, uint64_t opc_m4, TCGArg arg, + TCGArg arg1, tcg_target_long arg2) +{ + if (arg2 == ((int16_t)arg2 >> 2) << 2) { + tcg_out_bundle(s, MmI, + tcg_opc_a4(TCG_REG_P0, OPC_ADDS_A4, + TCG_REG_R2, arg2, arg1), + tcg_opc_m4 (TCG_REG_P0, opc_m4, arg, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0)); + } else { + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_R2, arg2); + tcg_out_bundle(s, MmI, + tcg_opc_a1 (TCG_REG_P0, OPC_ADD_A1, + TCG_REG_R2, TCG_REG_R2, arg1), + tcg_opc_m4 (TCG_REG_P0, opc_m4, arg, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0)); + } +} + +static inline void tcg_out_ld(TCGContext *s, TCGType type, TCGArg arg, + TCGArg arg1, tcg_target_long arg2) +{ + if (type == TCG_TYPE_I32) { + tcg_out_ld_rel(s, OPC_LD4_M1, arg, arg1, arg2); + } else { + tcg_out_ld_rel(s, OPC_LD8_M1, arg, arg1, arg2); + } +} + +static inline void tcg_out_st(TCGContext *s, TCGType type, TCGArg arg, + TCGArg arg1, tcg_target_long arg2) +{ + if (type == TCG_TYPE_I32) { + tcg_out_st_rel(s, OPC_ST4_M4, arg, arg1, arg2); + } else { + tcg_out_st_rel(s, OPC_ST8_M4, arg, arg1, arg2); + } +} + +static inline void tcg_out_alu(TCGContext *s, uint64_t opc_a1, TCGArg ret, + TCGArg arg1, int const_arg1, + TCGArg arg2, int const_arg2) +{ + uint64_t opc1, opc2; + + if (const_arg1 && arg1 != 0) { + opc1 = tcg_opc_a5(TCG_REG_P0, OPC_ADDL_A5, + TCG_REG_R2, arg1, TCG_REG_R0); + arg1 = TCG_REG_R2; + } else { + opc1 = tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0); + } + + if (const_arg2 && arg2 != 0) { + opc2 = tcg_opc_a5(TCG_REG_P0, OPC_ADDL_A5, + TCG_REG_R3, arg2, TCG_REG_R0); + arg2 = TCG_REG_R3; + } else { + opc2 = tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0); + } + + tcg_out_bundle(s, mII, + opc1, + opc2, + tcg_opc_a1(TCG_REG_P0, opc_a1, ret, arg1, arg2)); +} + +static inline void tcg_out_eqv(TCGContext *s, TCGArg ret, + TCGArg arg1, int const_arg1, + TCGArg arg2, int const_arg2) +{ + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_a1 (TCG_REG_P0, OPC_XOR_A1, ret, arg1, arg2), + tcg_opc_a3 (TCG_REG_P0, OPC_ANDCM_A3, ret, -1, ret)); +} + +static inline void tcg_out_nand(TCGContext *s, TCGArg ret, + TCGArg arg1, int const_arg1, + TCGArg arg2, int const_arg2) +{ + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_a1 (TCG_REG_P0, OPC_AND_A1, ret, arg1, arg2), + tcg_opc_a3 (TCG_REG_P0, OPC_ANDCM_A3, ret, -1, ret)); +} + +static inline void tcg_out_nor(TCGContext *s, TCGArg ret, + TCGArg arg1, int const_arg1, + TCGArg arg2, int const_arg2) +{ + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_a1 (TCG_REG_P0, OPC_OR_A1, ret, arg1, arg2), + tcg_opc_a3 (TCG_REG_P0, OPC_ANDCM_A3, ret, -1, ret)); +} + +static inline void tcg_out_orc(TCGContext *s, TCGArg ret, + TCGArg arg1, int const_arg1, + TCGArg arg2, int const_arg2) +{ + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_a3 (TCG_REG_P0, OPC_ANDCM_A3, TCG_REG_R2, -1, arg2), + tcg_opc_a1 (TCG_REG_P0, OPC_OR_A1, ret, arg1, TCG_REG_R2)); +} + +static inline void tcg_out_mul(TCGContext *s, TCGArg ret, + TCGArg arg1, TCGArg arg2) +{ + tcg_out_bundle(s, mmI, + tcg_opc_m18(TCG_REG_P0, OPC_SETF_SIG_M18, TCG_REG_F6, arg1), + tcg_opc_m18(TCG_REG_P0, OPC_SETF_SIG_M18, TCG_REG_F7, arg2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0)); + tcg_out_bundle(s, mmF, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_f2 (TCG_REG_P0, OPC_XMA_L_F2, TCG_REG_F6, TCG_REG_F6, + TCG_REG_F7, TCG_REG_F0)); + tcg_out_bundle(s, miI, + tcg_opc_m19(TCG_REG_P0, OPC_GETF_SIG_M19, ret, TCG_REG_F6), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0)); +} + +static inline void tcg_out_sar_i32(TCGContext *s, TCGArg ret, TCGArg arg1, + TCGArg arg2, int const_arg2) +{ + if (const_arg2) { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i11(TCG_REG_P0, OPC_EXTR_I11, + ret, arg1, arg2, 31 - arg2)); + } else { + tcg_out_bundle(s, mII, + tcg_opc_a3 (TCG_REG_P0, OPC_AND_A3, + TCG_REG_R3, 0x1f, arg2), + tcg_opc_i29(TCG_REG_P0, OPC_SXT4_I29, TCG_REG_R2, arg1), + tcg_opc_i5 (TCG_REG_P0, OPC_SHR_I5, ret, + TCG_REG_R2, TCG_REG_R3)); + } +} + +static inline void tcg_out_sar_i64(TCGContext *s, TCGArg ret, TCGArg arg1, + TCGArg arg2, int const_arg2) +{ + if (const_arg2) { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i11(TCG_REG_P0, OPC_EXTR_I11, + ret, arg1, arg2, 63 - arg2)); + } else { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i5 (TCG_REG_P0, OPC_SHR_I5, ret, arg1, arg2)); + } +} + +static inline void tcg_out_shl_i32(TCGContext *s, TCGArg ret, TCGArg arg1, + TCGArg arg2, int const_arg2) +{ + if (const_arg2) { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i12(TCG_REG_P0, OPC_DEP_Z_I12, ret, + arg1, 63 - arg2, 31 - arg2)); + } else { + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_a3 (TCG_REG_P0, OPC_AND_A3, TCG_REG_R2, + 0x1f, arg2), + tcg_opc_i7 (TCG_REG_P0, OPC_SHL_I7, ret, + arg1, TCG_REG_R2)); + } +} + +static inline void tcg_out_shl_i64(TCGContext *s, TCGArg ret, TCGArg arg1, + TCGArg arg2, int const_arg2) +{ + if (const_arg2) { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i12(TCG_REG_P0, OPC_DEP_Z_I12, ret, + arg1, 63 - arg2, 63 - arg2)); + } else { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i7 (TCG_REG_P0, OPC_SHL_I7, ret, + arg1, arg2)); + } +} + +static inline void tcg_out_shr_i32(TCGContext *s, TCGArg ret, TCGArg arg1, + TCGArg arg2, int const_arg2) +{ + if (const_arg2) { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i11(TCG_REG_P0, OPC_EXTR_U_I11, ret, + arg1, arg2, 31 - arg2)); + } else { + tcg_out_bundle(s, mII, + tcg_opc_a3 (TCG_REG_P0, OPC_AND_A3, TCG_REG_R3, + 0x1f, arg2), + tcg_opc_i29(TCG_REG_P0, OPC_ZXT4_I29, TCG_REG_R2, arg1), + tcg_opc_i5 (TCG_REG_P0, OPC_SHR_U_I5, ret, + TCG_REG_R2, TCG_REG_R3)); + } +} + +static inline void tcg_out_shr_i64(TCGContext *s, TCGArg ret, TCGArg arg1, + TCGArg arg2, int const_arg2) +{ + if (const_arg2) { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i11(TCG_REG_P0, OPC_EXTR_U_I11, ret, + arg1, arg2, 63 - arg2)); + } else { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i5 (TCG_REG_P0, OPC_SHR_U_I5, ret, + arg1, arg2)); + } +} + +static inline void tcg_out_rotl_i32(TCGContext *s, TCGArg ret, TCGArg arg1, + TCGArg arg2, int const_arg2) +{ + if (const_arg2) { + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i2 (TCG_REG_P0, OPC_UNPACK4_L_I2, + TCG_REG_R2, arg1, arg1), + tcg_opc_i11(TCG_REG_P0, OPC_EXTR_U_I11, ret, + TCG_REG_R2, 32 - arg2, 31)); + } else { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i2 (TCG_REG_P0, OPC_UNPACK4_L_I2, + TCG_REG_R2, arg1, arg1), + tcg_opc_a3 (TCG_REG_P0, OPC_AND_A3, TCG_REG_R3, + 0x1f, arg2)); + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_a3 (TCG_REG_P0, OPC_SUB_A3, TCG_REG_R3, + 0x20, TCG_REG_R3), + tcg_opc_i5 (TCG_REG_P0, OPC_SHR_U_I5, ret, + TCG_REG_R2, TCG_REG_R3)); + } +} + +static inline void tcg_out_rotl_i64(TCGContext *s, TCGArg ret, TCGArg arg1, + TCGArg arg2, int const_arg2) +{ + if (const_arg2) { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i10(TCG_REG_P0, OPC_SHRP_I10, ret, arg1, + arg1, 0x40 - arg2)); + } else { + tcg_out_bundle(s, mII, + tcg_opc_a3 (TCG_REG_P0, OPC_SUB_A3, TCG_REG_R2, + 0x40, arg2), + tcg_opc_i7 (TCG_REG_P0, OPC_SHL_I7, TCG_REG_R3, + arg1, arg2), + tcg_opc_i5 (TCG_REG_P0, OPC_SHR_U_I5, TCG_REG_R2, + arg1, TCG_REG_R2)); + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_a1 (TCG_REG_P0, OPC_OR_A1, ret, + TCG_REG_R2, TCG_REG_R3)); + } +} + +static inline void tcg_out_rotr_i32(TCGContext *s, TCGArg ret, TCGArg arg1, + TCGArg arg2, int const_arg2) +{ + if (const_arg2) { + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i2 (TCG_REG_P0, OPC_UNPACK4_L_I2, + TCG_REG_R2, arg1, arg1), + tcg_opc_i11(TCG_REG_P0, OPC_EXTR_U_I11, ret, + TCG_REG_R2, arg2, 31)); + } else { + tcg_out_bundle(s, mII, + tcg_opc_a3 (TCG_REG_P0, OPC_AND_A3, TCG_REG_R3, + 0x1f, arg2), + tcg_opc_i2 (TCG_REG_P0, OPC_UNPACK4_L_I2, + TCG_REG_R2, arg1, arg1), + tcg_opc_i5 (TCG_REG_P0, OPC_SHR_U_I5, ret, + TCG_REG_R2, TCG_REG_R3)); + } +} + +static inline void tcg_out_rotr_i64(TCGContext *s, TCGArg ret, TCGArg arg1, + TCGArg arg2, int const_arg2) +{ + if (const_arg2) { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i10(TCG_REG_P0, OPC_SHRP_I10, ret, arg1, + arg1, arg2)); + } else { + tcg_out_bundle(s, mII, + tcg_opc_a3 (TCG_REG_P0, OPC_SUB_A3, TCG_REG_R2, + 0x40, arg2), + tcg_opc_i5 (TCG_REG_P0, OPC_SHR_U_I5, TCG_REG_R3, + arg1, arg2), + tcg_opc_i7 (TCG_REG_P0, OPC_SHL_I7, TCG_REG_R2, + arg1, TCG_REG_R2)); + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_a1 (TCG_REG_P0, OPC_OR_A1, ret, + TCG_REG_R2, TCG_REG_R3)); + } +} + +static inline void tcg_out_ext(TCGContext *s, uint64_t opc_i29, + TCGArg ret, TCGArg arg) +{ + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i29(TCG_REG_P0, opc_i29, ret, arg)); +} + +static inline void tcg_out_bswap16(TCGContext *s, TCGArg ret, TCGArg arg) +{ + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i12(TCG_REG_P0, OPC_DEP_Z_I12, ret, arg, 15, 15), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, ret, ret, 0xb)); +} + +static inline void tcg_out_bswap32(TCGContext *s, TCGArg ret, TCGArg arg) +{ + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i12(TCG_REG_P0, OPC_DEP_Z_I12, ret, arg, 31, 31), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, ret, ret, 0xb)); +} + +static inline void tcg_out_bswap64(TCGContext *s, TCGArg ret, TCGArg arg) +{ + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, ret, arg, 0xb)); +} + +static inline uint64_t tcg_opc_cmp_a(int qp, TCGCond cond, TCGArg arg1, + TCGArg arg2, int cmp4) +{ + uint64_t opc_eq_a6, opc_lt_a6, opc_ltu_a6; + + if (cmp4) { + opc_eq_a6 = OPC_CMP4_EQ_A6; + opc_lt_a6 = OPC_CMP4_LT_A6; + opc_ltu_a6 = OPC_CMP4_LTU_A6; + } else { + opc_eq_a6 = OPC_CMP_EQ_A6; + opc_lt_a6 = OPC_CMP_LT_A6; + opc_ltu_a6 = OPC_CMP_LTU_A6; + } + + switch (cond) { + case TCG_COND_EQ: + return tcg_opc_a6 (qp, opc_eq_a6, TCG_REG_P6, TCG_REG_P7, arg1, arg2); + case TCG_COND_NE: + return tcg_opc_a6 (qp, opc_eq_a6, TCG_REG_P7, TCG_REG_P6, arg1, arg2); + case TCG_COND_LT: + return tcg_opc_a6 (qp, opc_lt_a6, TCG_REG_P6, TCG_REG_P7, arg1, arg2); + case TCG_COND_LTU: + return tcg_opc_a6 (qp, opc_ltu_a6, TCG_REG_P6, TCG_REG_P7, arg1, arg2); + case TCG_COND_GE: + return tcg_opc_a6 (qp, opc_lt_a6, TCG_REG_P7, TCG_REG_P6, arg1, arg2); + case TCG_COND_GEU: + return tcg_opc_a6 (qp, opc_ltu_a6, TCG_REG_P7, TCG_REG_P6, arg1, arg2); + case TCG_COND_LE: + return tcg_opc_a6 (qp, opc_lt_a6, TCG_REG_P7, TCG_REG_P6, arg2, arg1); + case TCG_COND_LEU: + return tcg_opc_a6 (qp, opc_ltu_a6, TCG_REG_P7, TCG_REG_P6, arg2, arg1); + case TCG_COND_GT: + return tcg_opc_a6 (qp, opc_lt_a6, TCG_REG_P6, TCG_REG_P7, arg2, arg1); + case TCG_COND_GTU: + return tcg_opc_a6 (qp, opc_ltu_a6, TCG_REG_P6, TCG_REG_P7, arg2, arg1); + default: + tcg_abort(); + break; + } +} + +static inline void tcg_out_brcond(TCGContext *s, TCGCond cond, TCGArg arg1, + int const_arg1, TCGArg arg2, int const_arg2, + int label_index, int cmp4) +{ + TCGLabel *l = &s->labels[label_index]; + uint64_t opc1, opc2; + + if (const_arg1 && arg1 != 0) { + opc1 = tcg_opc_a5(TCG_REG_P0, OPC_ADDL_A5, TCG_REG_R2, + arg1, TCG_REG_R0); + arg1 = TCG_REG_R2; + } else { + opc1 = tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0); + } + + if (const_arg2 && arg2 != 0) { + opc2 = tcg_opc_a5(TCG_REG_P0, OPC_ADDL_A5, TCG_REG_R3, + arg2, TCG_REG_R0); + arg2 = TCG_REG_R3; + } else { + opc2 = tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0); + } + + tcg_out_bundle(s, mII, + opc1, + opc2, + tcg_opc_cmp_a(TCG_REG_P0, cond, arg1, arg2, cmp4)); + tcg_out_bundle(s, mmB, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_b1 (TCG_REG_P6, OPC_BR_DPTK_FEW_B1, + get_reloc_pcrel21b(s->code_ptr + 2))); + + if (l->has_value) { + reloc_pcrel21b((s->code_ptr - 16) + 2, l->u.value); + } else { + tcg_out_reloc(s, (s->code_ptr - 16) + 2, + R_IA64_PCREL21B, label_index, 0); + } +} + +static inline void tcg_out_setcond(TCGContext *s, TCGCond cond, TCGArg ret, + TCGArg arg1, TCGArg arg2, int cmp4) +{ + tcg_out_bundle(s, MmI, + tcg_opc_cmp_a(TCG_REG_P0, cond, arg1, arg2, cmp4), + tcg_opc_a5(TCG_REG_P6, OPC_ADDL_A5, ret, 1, TCG_REG_R0), + tcg_opc_a5(TCG_REG_P7, OPC_ADDL_A5, ret, 0, TCG_REG_R0)); +} + +#if defined(CONFIG_SOFTMMU) + +#include "../../softmmu_defs.h" + +/* Load and compare a TLB entry, and return the result in (p6, p7). + R2 is loaded with the address of the addend TLB entry. + R56 is loaded with the address, zero extented on 32-bit targets. */ +static inline void tcg_out_qemu_tlb(TCGContext *s, TCGArg addr_reg, + int s_bits, uint64_t offset_rw, + uint64_t offset_addend) +{ + tcg_out_bundle(s, mII, + tcg_opc_a5 (TCG_REG_P0, OPC_ADDL_A5, TCG_REG_R3, + TARGET_PAGE_MASK | ((1 << s_bits) - 1), + TCG_REG_R0), + tcg_opc_i11(TCG_REG_P0, OPC_EXTR_U_I11, TCG_REG_R2, + addr_reg, TARGET_PAGE_BITS, CPU_TLB_BITS - 1), + tcg_opc_i12(TCG_REG_P0, OPC_DEP_Z_I12, TCG_REG_R2, + TCG_REG_R2, 63 - CPU_TLB_ENTRY_BITS, + 63 - CPU_TLB_ENTRY_BITS)); + tcg_out_bundle(s, mII, + tcg_opc_a5 (TCG_REG_P0, OPC_ADDL_A5, TCG_REG_R2, + offset_rw, TCG_REG_R2), +#if TARGET_LONG_BITS == 32 + tcg_opc_i29(TCG_REG_P0, OPC_ZXT4_I29, TCG_REG_R56, addr_reg), +#else + tcg_opc_a4(TCG_REG_P0, OPC_ADDS_A4, TCG_REG_R56, + 0, addr_reg), +#endif + tcg_opc_a1 (TCG_REG_P0, OPC_ADD_A1, TCG_REG_R2, + TCG_REG_R2, TCG_AREG0)); + tcg_out_bundle(s, mII, +#if TARGET_LONG_BITS == 32 + tcg_opc_m3 (TCG_REG_P0, OPC_LD4_M3, TCG_REG_R57, + TCG_REG_R2, offset_addend - offset_rw), +#else + tcg_opc_m3 (TCG_REG_P0, OPC_LD8_M3, TCG_REG_R57, + TCG_REG_R2, offset_addend - offset_rw), +#endif + tcg_opc_a1 (TCG_REG_P0, OPC_AND_A1, TCG_REG_R3, + TCG_REG_R3, TCG_REG_R56), + tcg_opc_a6 (TCG_REG_P0, OPC_CMP_EQ_A6, TCG_REG_P6, + TCG_REG_P7, TCG_REG_R3, TCG_REG_R57)); +} + +static void *qemu_ld_helpers[4] = { + __ldb_mmu, + __ldw_mmu, + __ldl_mmu, + __ldq_mmu, +}; + +static inline void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args, int opc) +{ + int addr_reg, data_reg, mem_index, s_bits, bswap; + uint64_t opc_ld_m1[4] = { OPC_LD1_M1, OPC_LD2_M1, OPC_LD4_M1, OPC_LD8_M1 }; + uint64_t opc_ext_i29[8] = { OPC_ZXT1_I29, OPC_ZXT2_I29, OPC_ZXT4_I29, 0, + OPC_SXT1_I29, OPC_SXT2_I29, OPC_SXT4_I29, 0 }; + + data_reg = *args++; + addr_reg = *args++; + mem_index = *args; + s_bits = opc & 3; + +#ifdef TARGET_WORDS_BIGENDIAN + bswap = 1; +#else + bswap = 0; +#endif + + /* Read the TLB entry */ + tcg_out_qemu_tlb(s, addr_reg, s_bits, + offsetof(CPUState, tlb_table[mem_index][0].addr_read), + offsetof(CPUState, tlb_table[mem_index][0].addend)); + + /* P6 is the fast path, and P7 the slow path */ + tcg_out_bundle(s, mLX, + tcg_opc_a5 (TCG_REG_P7, OPC_ADDL_A5, TCG_REG_R57, + mem_index, TCG_REG_R0), + tcg_opc_l2 ((tcg_target_long) qemu_ld_helpers[s_bits]), + tcg_opc_x2 (TCG_REG_P7, OPC_MOVL_X2, TCG_REG_R2, + (tcg_target_long) qemu_ld_helpers[s_bits])); + tcg_out_bundle(s, MmI, + tcg_opc_m3 (TCG_REG_P0, OPC_LD8_M3, TCG_REG_R3, + TCG_REG_R2, 8), + tcg_opc_a1 (TCG_REG_P6, OPC_ADD_A1, TCG_REG_R3, + TCG_REG_R3, TCG_REG_R56), + tcg_opc_i21(TCG_REG_P7, OPC_MOV_I21, TCG_REG_B6, + TCG_REG_R3, 0)); + if (bswap && s_bits == 1) { + tcg_out_bundle(s, MmI, + tcg_opc_m1 (TCG_REG_P6, opc_ld_m1[s_bits], + TCG_REG_R8, TCG_REG_R3), + tcg_opc_m1 (TCG_REG_P7, OPC_LD8_M1, TCG_REG_R1, TCG_REG_R2), + tcg_opc_i12(TCG_REG_P6, OPC_DEP_Z_I12, + TCG_REG_R8, TCG_REG_R8, 15, 15)); + } else if (bswap && s_bits == 2) { + tcg_out_bundle(s, MmI, + tcg_opc_m1 (TCG_REG_P6, opc_ld_m1[s_bits], + TCG_REG_R8, TCG_REG_R3), + tcg_opc_m1 (TCG_REG_P7, OPC_LD8_M1, TCG_REG_R1, TCG_REG_R2), + tcg_opc_i12(TCG_REG_P6, OPC_DEP_Z_I12, + TCG_REG_R8, TCG_REG_R8, 31, 31)); + } else { + tcg_out_bundle(s, mmI, + tcg_opc_m1 (TCG_REG_P6, opc_ld_m1[s_bits], + TCG_REG_R8, TCG_REG_R3), + tcg_opc_m1 (TCG_REG_P7, OPC_LD8_M1, TCG_REG_R1, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0)); + } + if (!bswap || s_bits == 0) { + tcg_out_bundle(s, miB, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_b5 (TCG_REG_P7, OPC_BR_CALL_SPTK_MANY_B5, + TCG_REG_B0, TCG_REG_B6)); + } else { + tcg_out_bundle(s, miB, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i3 (TCG_REG_P6, OPC_MUX1_I3, + TCG_REG_R8, TCG_REG_R8, 0xb), + tcg_opc_b5 (TCG_REG_P7, OPC_BR_CALL_SPTK_MANY_B5, + TCG_REG_B0, TCG_REG_B6)); + } + + if (opc == 3) { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_a4 (TCG_REG_P0, OPC_ADDS_A4, + data_reg, 0, TCG_REG_R8)); + } else { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i29(TCG_REG_P0, opc_ext_i29[opc], + data_reg, TCG_REG_R8)); + } +} + +static void *qemu_st_helpers[4] = { + __stb_mmu, + __stw_mmu, + __stl_mmu, + __stq_mmu, +}; + +static inline void tcg_out_qemu_st(TCGContext *s, const TCGArg *args, int opc) +{ + int addr_reg, data_reg, mem_index, bswap; + uint64_t opc_st_m4[4] = { OPC_ST1_M4, OPC_ST2_M4, OPC_ST4_M4, OPC_ST8_M4 }; + + data_reg = *args++; + addr_reg = *args++; + mem_index = *args; + +#ifdef TARGET_WORDS_BIGENDIAN + bswap = 1; +#else + bswap = 0; +#endif + + tcg_out_qemu_tlb(s, addr_reg, opc, + offsetof(CPUState, tlb_table[mem_index][0].addr_write), + offsetof(CPUState, tlb_table[mem_index][0].addend)); + + /* P6 is the fast path, and P7 the slow path */ + tcg_out_bundle(s, mLX, + tcg_opc_a4(TCG_REG_P7, OPC_ADDS_A4, TCG_REG_R57, + 0, data_reg), + tcg_opc_l2 ((tcg_target_long) qemu_st_helpers[opc]), + tcg_opc_x2 (TCG_REG_P7, OPC_MOVL_X2, TCG_REG_R2, + (tcg_target_long) qemu_st_helpers[opc])); + tcg_out_bundle(s, MmI, + tcg_opc_m3 (TCG_REG_P0, OPC_LD8_M3, TCG_REG_R3, + TCG_REG_R2, 8), + tcg_opc_a1 (TCG_REG_P6, OPC_ADD_A1, TCG_REG_R3, + TCG_REG_R3, TCG_REG_R56), + tcg_opc_i21(TCG_REG_P7, OPC_MOV_I21, TCG_REG_B6, + TCG_REG_R3, 0)); + + if (!bswap || opc == 0) { + tcg_out_bundle(s, mII, + tcg_opc_m1 (TCG_REG_P7, OPC_LD8_M1, + TCG_REG_R1, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0)); + } else if (opc == 1) { + tcg_out_bundle(s, mII, + tcg_opc_m1 (TCG_REG_P7, OPC_LD8_M1, + TCG_REG_R1, TCG_REG_R2), + tcg_opc_i12(TCG_REG_P6, OPC_DEP_Z_I12, + TCG_REG_R2, data_reg, 15, 15), + tcg_opc_i3 (TCG_REG_P6, OPC_MUX1_I3, + TCG_REG_R2, TCG_REG_R2, 0xb)); + data_reg = TCG_REG_R2; + } else if (opc == 2) { + tcg_out_bundle(s, mII, + tcg_opc_m1 (TCG_REG_P7, OPC_LD8_M1, + TCG_REG_R1, TCG_REG_R2), + tcg_opc_i12(TCG_REG_P6, OPC_DEP_Z_I12, + TCG_REG_R2, data_reg, 31, 31), + tcg_opc_i3 (TCG_REG_P6, OPC_MUX1_I3, + TCG_REG_R2, TCG_REG_R2, 0xb)); + data_reg = TCG_REG_R2; + } else if (opc == 3) { + tcg_out_bundle(s, miI, + tcg_opc_m1 (TCG_REG_P7, OPC_LD8_M1, + TCG_REG_R1, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i3 (TCG_REG_P6, OPC_MUX1_I3, + TCG_REG_R2, data_reg, 0xb)); + data_reg = TCG_REG_R2; + } + + tcg_out_bundle(s, miB, + tcg_opc_m4 (TCG_REG_P6, opc_st_m4[opc], + data_reg, TCG_REG_R3), + tcg_opc_a5 (TCG_REG_P7, OPC_ADDL_A5, TCG_REG_R58, + mem_index, TCG_REG_R0), + tcg_opc_b5 (TCG_REG_P7, OPC_BR_CALL_SPTK_MANY_B5, + TCG_REG_B0, TCG_REG_B6)); +} + +#else /* !CONFIG_SOFTMMU */ + +static inline void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args, int opc) +{ + int addr_reg, data_reg, mem_index, s_bits, bswap; + uint64_t opc_ld_m1[4] = { OPC_LD1_M1, OPC_LD2_M1, OPC_LD4_M1, OPC_LD8_M1 }; + uint64_t opc_sxt_i29[8] = { OPC_SXT1_I29, OPC_SXT2_I29, OPC_SXT4_I29, 0 }; + + data_reg = *args++; + addr_reg = *args++; + mem_index = *args; + s_bits = opc & 3; + +#ifdef TARGET_WORDS_BIGENDIAN + bswap = 1; +#else + bswap = 0; +#endif + + tcg_out_bundle(s, mLX, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_l2 ((tcg_target_long) GUEST_BASE), + tcg_opc_x2 (TCG_REG_P0, OPC_MOVL_X2, TCG_REG_R2, + GUEST_BASE)); + +#if TARGET_LONG_BITS == 32 + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i29(TCG_REG_P0, OPC_ZXT4_I29, + TCG_REG_R3, addr_reg), + tcg_opc_a1 (TCG_REG_P0, OPC_ADD_A1, TCG_REG_R2, + TCG_REG_R2, TCG_REG_R3)); + + if (!bswap || s_bits == 0) { + if (s_bits == opc) { + tcg_out_bundle(s, miI, + tcg_opc_m1 (TCG_REG_P0, opc_ld_m1[s_bits], + data_reg, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0)); + } else { + tcg_out_bundle(s, mII, + tcg_opc_m1 (TCG_REG_P0, opc_ld_m1[s_bits], + data_reg, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i29(TCG_REG_P0, opc_sxt_i29[s_bits], + data_reg, data_reg)); + } + } else if (s_bits == 3) { + tcg_out_bundle(s, mII, + tcg_opc_m1 (TCG_REG_P0, opc_ld_m1[s_bits], + data_reg, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, + data_reg, data_reg, 0xb)); + } else { + if (s_bits == 1) { + tcg_out_bundle(s, mII, + tcg_opc_m1 (TCG_REG_P0, opc_ld_m1[s_bits], + data_reg, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i12(TCG_REG_P0, OPC_DEP_Z_I12, + data_reg, data_reg, 15, 15)); + } else { + tcg_out_bundle(s, mII, + tcg_opc_m1 (TCG_REG_P0, opc_ld_m1[s_bits], + data_reg, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i12(TCG_REG_P0, OPC_DEP_Z_I12, + data_reg, data_reg, 31, 31)); + } + if (opc == s_bits) { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, + data_reg, data_reg, 0xb)); + } else { + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, + data_reg, data_reg, 0xb), + tcg_opc_i29(TCG_REG_P0, opc_sxt_i29[s_bits], + data_reg, data_reg)); + } + } +#else + tcg_out_bundle(s, MmI, + tcg_opc_a1 (TCG_REG_P0, OPC_ADD_A1, TCG_REG_R2, + TCG_REG_R2, addr_reg), + tcg_opc_m1 (TCG_REG_P0, opc_ld_m1[s_bits], + data_reg, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0)); + + if (bswap && s_bits == 1) { + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i12(TCG_REG_P0, OPC_DEP_Z_I12, + data_reg, data_reg, 15, 15), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, + data_reg, data_reg, 0xb)); + } else if (bswap && s_bits == 2) { + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i12(TCG_REG_P0, OPC_DEP_Z_I12, + data_reg, data_reg, 31, 31), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, + data_reg, data_reg, 0xb)); + } else if (bswap && s_bits == 3) { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, + data_reg, data_reg, 0xb)); + } + if (s_bits != opc) { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i29(TCG_REG_P0, opc_sxt_i29[s_bits], + data_reg, data_reg)); + } +#endif +} + +static inline void tcg_out_qemu_st(TCGContext *s, const TCGArg *args, int opc) +{ + int addr_reg, data_reg, bswap; + uint64_t opc_st_m4[4] = { OPC_ST1_M4, OPC_ST2_M4, OPC_ST4_M4, OPC_ST8_M4 }; + + data_reg = *args++; + addr_reg = *args++; + +#ifdef TARGET_WORDS_BIGENDIAN + bswap = 1; +#else + bswap = 0; +#endif + + tcg_out_bundle(s, mLX, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_l2 ((tcg_target_long) GUEST_BASE), + tcg_opc_x2 (TCG_REG_P0, OPC_MOVL_X2, TCG_REG_R2, + GUEST_BASE)); + +#if TARGET_LONG_BITS == 32 + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i29(TCG_REG_P0, OPC_ZXT4_I29, + TCG_REG_R3, addr_reg), + tcg_opc_a1 (TCG_REG_P0, OPC_ADD_A1, TCG_REG_R2, + TCG_REG_R2, TCG_REG_R3)); + if (bswap) { + if (opc == 1) { + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i12(TCG_REG_P0, OPC_DEP_Z_I12, + TCG_REG_R3, data_reg, 15, 15), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, + TCG_REG_R3, TCG_REG_R3, 0xb)); + data_reg = TCG_REG_R3; + } else if (opc == 2) { + tcg_out_bundle(s, mII, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i12(TCG_REG_P0, OPC_DEP_Z_I12, + TCG_REG_R3, data_reg, 31, 31), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, + TCG_REG_R3, TCG_REG_R3, 0xb)); + data_reg = TCG_REG_R3; + } else if (opc == 3) { + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, + TCG_REG_R3, data_reg, 0xb)); + data_reg = TCG_REG_R3; + } + } + tcg_out_bundle(s, mmI, + tcg_opc_m4 (TCG_REG_P0, opc_st_m4[opc], + data_reg, TCG_REG_R2), + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0)); +#else + if (!bswap || opc == 0) { + tcg_out_bundle(s, MmI, + tcg_opc_a1 (TCG_REG_P0, OPC_ADD_A1, TCG_REG_R2, + TCG_REG_R2, addr_reg), + tcg_opc_m4 (TCG_REG_P0, opc_st_m4[opc], + data_reg, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0)); + } else { + if (opc == 1) { + tcg_out_bundle(s, mII, + tcg_opc_a1 (TCG_REG_P0, OPC_ADD_A1, TCG_REG_R2, + TCG_REG_R2, addr_reg), + tcg_opc_i12(TCG_REG_P0, OPC_DEP_Z_I12, + TCG_REG_R3, data_reg, 15, 15), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, + TCG_REG_R3, TCG_REG_R3, 0xb)); + data_reg = TCG_REG_R3; + } else if (opc == 2) { + tcg_out_bundle(s, mII, + tcg_opc_a1 (TCG_REG_P0, OPC_ADD_A1, TCG_REG_R2, + TCG_REG_R2, addr_reg), + tcg_opc_i12(TCG_REG_P0, OPC_DEP_Z_I12, + TCG_REG_R3, data_reg, 31, 31), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, + TCG_REG_R3, TCG_REG_R3, 0xb)); + data_reg = TCG_REG_R3; + } else if (opc == 3) { + tcg_out_bundle(s, miI, + tcg_opc_a1 (TCG_REG_P0, OPC_ADD_A1, TCG_REG_R2, + TCG_REG_R2, addr_reg), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i3 (TCG_REG_P0, OPC_MUX1_I3, + TCG_REG_R3, data_reg, 0xb)); + data_reg = TCG_REG_R3; + } + tcg_out_bundle(s, miI, + tcg_opc_m4 (TCG_REG_P0, opc_st_m4[opc], + data_reg, TCG_REG_R2), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0), + tcg_opc_i18(TCG_REG_P0, OPC_NOP_I18, 0)); + } +#endif +} + +#endif + +static inline void tcg_out_op(TCGContext *s, TCGOpcode opc, + const TCGArg *args, const int *const_args) +{ + switch(opc) { + case INDEX_op_exit_tb: + tcg_out_exit_tb(s, args[0]); + break; + case INDEX_op_br: + tcg_out_br(s, args[0]); + break; + case INDEX_op_call: + tcg_out_call(s, args[0]); + break; + case INDEX_op_goto_tb: + tcg_out_goto_tb(s, args[0]); + break; + case INDEX_op_jmp: + tcg_out_jmp(s, args[0]); + break; + + case INDEX_op_movi_i32: + tcg_out_movi(s, TCG_TYPE_I32, args[0], args[1]); + break; + case INDEX_op_movi_i64: + tcg_out_movi(s, TCG_TYPE_I64, args[0], args[1]); + break; + + case INDEX_op_ld8u_i32: + case INDEX_op_ld8u_i64: + tcg_out_ld_rel(s, OPC_LD1_M1, args[0], args[1], args[2]); + break; + case INDEX_op_ld8s_i32: + case INDEX_op_ld8s_i64: + tcg_out_ld_rel(s, OPC_LD1_M1, args[0], args[1], args[2]); + tcg_out_ext(s, OPC_SXT1_I29, args[0], args[0]); + break; + case INDEX_op_ld16u_i32: + case INDEX_op_ld16u_i64: + tcg_out_ld_rel(s, OPC_LD2_M1, args[0], args[1], args[2]); + break; + case INDEX_op_ld16s_i32: + case INDEX_op_ld16s_i64: + tcg_out_ld_rel(s, OPC_LD2_M1, args[0], args[1], args[2]); + tcg_out_ext(s, OPC_SXT2_I29, args[0], args[0]); + break; + case INDEX_op_ld_i32: + case INDEX_op_ld32u_i64: + tcg_out_ld_rel(s, OPC_LD4_M1, args[0], args[1], args[2]); + break; + case INDEX_op_ld32s_i64: + tcg_out_ld_rel(s, OPC_LD4_M1, args[0], args[1], args[2]); + tcg_out_ext(s, OPC_SXT4_I29, args[0], args[0]); + break; + case INDEX_op_ld_i64: + tcg_out_ld_rel(s, OPC_LD8_M1, args[0], args[1], args[2]); + break; + case INDEX_op_st8_i32: + case INDEX_op_st8_i64: + tcg_out_st_rel(s, OPC_ST1_M4, args[0], args[1], args[2]); + break; + case INDEX_op_st16_i32: + case INDEX_op_st16_i64: + tcg_out_st_rel(s, OPC_ST2_M4, args[0], args[1], args[2]); + break; + case INDEX_op_st_i32: + case INDEX_op_st32_i64: + tcg_out_st_rel(s, OPC_ST4_M4, args[0], args[1], args[2]); + break; + case INDEX_op_st_i64: + tcg_out_st_rel(s, OPC_ST8_M4, args[0], args[1], args[2]); + break; + + case INDEX_op_add_i32: + case INDEX_op_add_i64: + tcg_out_alu(s, OPC_ADD_A1, args[0], args[1], const_args[1], + args[2], const_args[2]); + break; + case INDEX_op_sub_i32: + case INDEX_op_sub_i64: + tcg_out_alu(s, OPC_SUB_A1, args[0], args[1], const_args[1], + args[2], const_args[2]); + break; + + case INDEX_op_and_i32: + case INDEX_op_and_i64: + tcg_out_alu(s, OPC_AND_A1, args[0], args[1], const_args[1], + args[2], const_args[2]); + break; + case INDEX_op_andc_i32: + case INDEX_op_andc_i64: + tcg_out_alu(s, OPC_ANDCM_A1, args[0], args[1], const_args[1], + args[2], const_args[2]); + break; + case INDEX_op_eqv_i32: + case INDEX_op_eqv_i64: + tcg_out_eqv(s, args[0], args[1], const_args[1], + args[2], const_args[2]); + break; + case INDEX_op_nand_i32: + case INDEX_op_nand_i64: + tcg_out_nand(s, args[0], args[1], const_args[1], + args[2], const_args[2]); + break; + case INDEX_op_nor_i32: + case INDEX_op_nor_i64: + tcg_out_nor(s, args[0], args[1], const_args[1], + args[2], const_args[2]); + break; + case INDEX_op_or_i32: + case INDEX_op_or_i64: + tcg_out_alu(s, OPC_OR_A1, args[0], args[1], const_args[1], + args[2], const_args[2]); + break; + case INDEX_op_orc_i32: + case INDEX_op_orc_i64: + tcg_out_orc(s, args[0], args[1], const_args[1], + args[2], const_args[2]); + break; + case INDEX_op_xor_i32: + case INDEX_op_xor_i64: + tcg_out_alu(s, OPC_XOR_A1, args[0], args[1], const_args[1], + args[2], const_args[2]); + break; + + case INDEX_op_mul_i32: + case INDEX_op_mul_i64: + tcg_out_mul(s, args[0], args[1], args[2]); + break; + + case INDEX_op_sar_i32: + tcg_out_sar_i32(s, args[0], args[1], args[2], const_args[2]); + break; + case INDEX_op_sar_i64: + tcg_out_sar_i64(s, args[0], args[1], args[2], const_args[2]); + break; + case INDEX_op_shl_i32: + tcg_out_shl_i32(s, args[0], args[1], args[2], const_args[2]); + break; + case INDEX_op_shl_i64: + tcg_out_shl_i64(s, args[0], args[1], args[2], const_args[2]); + break; + case INDEX_op_shr_i32: + tcg_out_shr_i32(s, args[0], args[1], args[2], const_args[2]); + break; + case INDEX_op_shr_i64: + tcg_out_shr_i64(s, args[0], args[1], args[2], const_args[2]); + break; + case INDEX_op_rotl_i32: + tcg_out_rotl_i32(s, args[0], args[1], args[2], const_args[2]); + break; + case INDEX_op_rotl_i64: + tcg_out_rotl_i64(s, args[0], args[1], args[2], const_args[2]); + break; + case INDEX_op_rotr_i32: + tcg_out_rotr_i32(s, args[0], args[1], args[2], const_args[2]); + break; + case INDEX_op_rotr_i64: + tcg_out_rotr_i64(s, args[0], args[1], args[2], const_args[2]); + break; + + case INDEX_op_ext8s_i32: + case INDEX_op_ext8s_i64: + tcg_out_ext(s, OPC_SXT1_I29, args[0], args[1]); + break; + case INDEX_op_ext8u_i32: + case INDEX_op_ext8u_i64: + tcg_out_ext(s, OPC_ZXT1_I29, args[0], args[1]); + break; + case INDEX_op_ext16s_i32: + case INDEX_op_ext16s_i64: + tcg_out_ext(s, OPC_SXT2_I29, args[0], args[1]); + break; + case INDEX_op_ext16u_i32: + case INDEX_op_ext16u_i64: + tcg_out_ext(s, OPC_ZXT2_I29, args[0], args[1]); + break; + case INDEX_op_ext32s_i64: + tcg_out_ext(s, OPC_SXT4_I29, args[0], args[1]); + break; + case INDEX_op_ext32u_i64: + tcg_out_ext(s, OPC_ZXT4_I29, args[0], args[1]); + break; + + case INDEX_op_bswap16_i32: + case INDEX_op_bswap16_i64: + tcg_out_bswap16(s, args[0], args[1]); + break; + case INDEX_op_bswap32_i32: + case INDEX_op_bswap32_i64: + tcg_out_bswap32(s, args[0], args[1]); + break; + case INDEX_op_bswap64_i64: + tcg_out_bswap64(s, args[0], args[1]); + break; + + case INDEX_op_brcond_i32: + tcg_out_brcond(s, args[2], args[0], const_args[0], + args[1], const_args[1], args[3], 1); + break; + case INDEX_op_brcond_i64: + tcg_out_brcond(s, args[2], args[0], const_args[0], + args[1], const_args[1], args[3], 0); + break; + case INDEX_op_setcond_i32: + tcg_out_setcond(s, args[3], args[0], args[1], args[2], 1); + break; + case INDEX_op_setcond_i64: + tcg_out_setcond(s, args[3], args[0], args[1], args[2], 0); + break; + + case INDEX_op_qemu_ld8u: + tcg_out_qemu_ld(s, args, 0); + break; + case INDEX_op_qemu_ld8s: + tcg_out_qemu_ld(s, args, 0 | 4); + break; + case INDEX_op_qemu_ld16u: + tcg_out_qemu_ld(s, args, 1); + break; + case INDEX_op_qemu_ld16s: + tcg_out_qemu_ld(s, args, 1 | 4); + break; + case INDEX_op_qemu_ld32u: + tcg_out_qemu_ld(s, args, 2); + break; + case INDEX_op_qemu_ld32s: + tcg_out_qemu_ld(s, args, 2 | 4); + break; + case INDEX_op_qemu_ld64: + tcg_out_qemu_ld(s, args, 3); + break; + + case INDEX_op_qemu_st8: + tcg_out_qemu_st(s, args, 0); + break; + case INDEX_op_qemu_st16: + tcg_out_qemu_st(s, args, 1); + break; + case INDEX_op_qemu_st32: + tcg_out_qemu_st(s, args, 2); + break; + case INDEX_op_qemu_st64: + tcg_out_qemu_st(s, args, 3); + break; + + default: + tcg_abort(); + } +} + +static const TCGTargetOpDef ia64_op_defs[] = { + { INDEX_op_br, { } }, + { INDEX_op_call, { "r" } }, + { INDEX_op_exit_tb, { } }, + { INDEX_op_goto_tb, { } }, + { INDEX_op_jmp, { "r" } }, + + { INDEX_op_mov_i32, { "r", "r" } }, + { INDEX_op_movi_i32, { "r" } }, + + { INDEX_op_ld8u_i32, { "r", "r" } }, + { INDEX_op_ld8s_i32, { "r", "r" } }, + { INDEX_op_ld16u_i32, { "r", "r" } }, + { INDEX_op_ld16s_i32, { "r", "r" } }, + { INDEX_op_ld_i32, { "r", "r" } }, + { INDEX_op_st8_i32, { "rZ", "r" } }, + { INDEX_op_st16_i32, { "rZ", "r" } }, + { INDEX_op_st_i32, { "rZ", "r" } }, + + { INDEX_op_add_i32, { "r", "rI", "rI" } }, + { INDEX_op_sub_i32, { "r", "rI", "rI" } }, + + { INDEX_op_and_i32, { "r", "rI", "rI" } }, + { INDEX_op_andc_i32, { "r", "rI", "rI" } }, + { INDEX_op_eqv_i32, { "r", "rZ", "rZ" } }, + { INDEX_op_nand_i32, { "r", "rZ", "rZ" } }, + { INDEX_op_nor_i32, { "r", "rZ", "rZ" } }, + { INDEX_op_or_i32, { "r", "rI", "rI" } }, + { INDEX_op_orc_i32, { "r", "rZ", "rZ" } }, + { INDEX_op_xor_i32, { "r", "rI", "rI" } }, + + { INDEX_op_mul_i32, { "r", "rZ", "rZ" } }, + + { INDEX_op_sar_i32, { "r", "rZ", "ri" } }, + { INDEX_op_shl_i32, { "r", "rZ", "ri" } }, + { INDEX_op_shr_i32, { "r", "rZ", "ri" } }, + { INDEX_op_rotl_i32, { "r", "rZ", "ri" } }, + { INDEX_op_rotr_i32, { "r", "rZ", "ri" } }, + + { INDEX_op_ext8s_i32, { "r", "rZ"} }, + { INDEX_op_ext8u_i32, { "r", "rZ"} }, + { INDEX_op_ext16s_i32, { "r", "rZ"} }, + { INDEX_op_ext16u_i32, { "r", "rZ"} }, + + { INDEX_op_bswap16_i32, { "r", "rZ" } }, + { INDEX_op_bswap32_i32, { "r", "rZ" } }, + + { INDEX_op_brcond_i32, { "rI", "rI" } }, + { INDEX_op_setcond_i32, { "r", "rZ", "rZ" } }, + + { INDEX_op_mov_i64, { "r", "r" } }, + { INDEX_op_movi_i64, { "r" } }, + + { INDEX_op_ld8u_i64, { "r", "r" } }, + { INDEX_op_ld8s_i64, { "r", "r" } }, + { INDEX_op_ld16u_i64, { "r", "r" } }, + { INDEX_op_ld16s_i64, { "r", "r" } }, + { INDEX_op_ld32u_i64, { "r", "r" } }, + { INDEX_op_ld32s_i64, { "r", "r" } }, + { INDEX_op_ld_i64, { "r", "r" } }, + { INDEX_op_st8_i64, { "rZ", "r" } }, + { INDEX_op_st16_i64, { "rZ", "r" } }, + { INDEX_op_st32_i64, { "rZ", "r" } }, + { INDEX_op_st_i64, { "rZ", "r" } }, + + { INDEX_op_add_i64, { "r", "rI", "rI" } }, + { INDEX_op_sub_i64, { "r", "rI", "rI" } }, + + { INDEX_op_and_i64, { "r", "rI", "rI" } }, + { INDEX_op_andc_i64, { "r", "rI", "rI" } }, + { INDEX_op_eqv_i64, { "r", "rZ", "rZ" } }, + { INDEX_op_nand_i64, { "r", "rZ", "rZ" } }, + { INDEX_op_nor_i64, { "r", "rZ", "rZ" } }, + { INDEX_op_or_i64, { "r", "rI", "rI" } }, + { INDEX_op_orc_i64, { "r", "rZ", "rZ" } }, + { INDEX_op_xor_i64, { "r", "rI", "rI" } }, + + { INDEX_op_mul_i64, { "r", "rZ", "rZ" } }, + + { INDEX_op_sar_i64, { "r", "rZ", "ri" } }, + { INDEX_op_shl_i64, { "r", "rZ", "ri" } }, + { INDEX_op_shr_i64, { "r", "rZ", "ri" } }, + { INDEX_op_rotl_i64, { "r", "rZ", "ri" } }, + { INDEX_op_rotr_i64, { "r", "rZ", "ri" } }, + + { INDEX_op_ext8s_i64, { "r", "rZ"} }, + { INDEX_op_ext8u_i64, { "r", "rZ"} }, + { INDEX_op_ext16s_i64, { "r", "rZ"} }, + { INDEX_op_ext16u_i64, { "r", "rZ"} }, + { INDEX_op_ext32s_i64, { "r", "rZ"} }, + { INDEX_op_ext32u_i64, { "r", "rZ"} }, + + { INDEX_op_bswap16_i64, { "r", "rZ" } }, + { INDEX_op_bswap32_i64, { "r", "rZ" } }, + { INDEX_op_bswap64_i64, { "r", "rZ" } }, + + { INDEX_op_brcond_i64, { "rI", "rI" } }, + { INDEX_op_setcond_i64, { "r", "rZ", "rZ" } }, + + { INDEX_op_qemu_ld8u, { "r", "r" } }, + { INDEX_op_qemu_ld8s, { "r", "r" } }, + { INDEX_op_qemu_ld16u, { "r", "r" } }, + { INDEX_op_qemu_ld16s, { "r", "r" } }, + { INDEX_op_qemu_ld32, { "r", "r" } }, + { INDEX_op_qemu_ld32u, { "r", "r" } }, + { INDEX_op_qemu_ld32s, { "r", "r" } }, + { INDEX_op_qemu_ld64, { "r", "r" } }, + + { INDEX_op_qemu_st8, { "SZ", "r" } }, + { INDEX_op_qemu_st16, { "SZ", "r" } }, + { INDEX_op_qemu_st32, { "SZ", "r" } }, + { INDEX_op_qemu_st64, { "SZ", "r" } }, + + { -1 }, +}; + +/* Generate global QEMU prologue and epilogue code */ +void tcg_target_qemu_prologue(TCGContext *s) +{ + int frame_size; + + /* reserve some stack space */ + frame_size = TCG_STATIC_CALL_ARGS_SIZE; + frame_size = (frame_size + TCG_TARGET_STACK_ALIGN - 1) & + ~(TCG_TARGET_STACK_ALIGN - 1); + + /* First emit adhoc function descriptor */ + *(uint64_t *)(s->code_ptr) = (uint64_t)s->code_ptr + 16; /* entry point */ + s->code_ptr += 16; /* skip GP */ + + /* prologue */ + tcg_out_bundle(s, mII, + tcg_opc_m34(TCG_REG_P0, OPC_ALLOC_M34, + TCG_REG_R33, 32, 24, 0), + tcg_opc_i21(TCG_REG_P0, OPC_MOV_I21, + TCG_REG_B6, TCG_REG_R32, 0), + tcg_opc_i22(TCG_REG_P0, OPC_MOV_I22, + TCG_REG_R32, TCG_REG_B0)); + tcg_out_bundle(s, miB, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_a4 (TCG_REG_P0, OPC_ADDS_A4, + TCG_REG_R12, -frame_size, TCG_REG_R12), + tcg_opc_b4 (TCG_REG_P0, OPC_BR_SPTK_MANY_B4, TCG_REG_B6)); + + /* epilogue */ + tb_ret_addr = s->code_ptr; + tcg_out_bundle(s, miI, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i21(TCG_REG_P0, OPC_MOV_I21, + TCG_REG_B0, TCG_REG_R32, 0), + tcg_opc_a4 (TCG_REG_P0, OPC_ADDS_A4, + TCG_REG_R12, frame_size, TCG_REG_R12)); + tcg_out_bundle(s, miB, + tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), + tcg_opc_i26(TCG_REG_P0, OPC_MOV_I_I26, + TCG_REG_PFS, TCG_REG_R33), + tcg_opc_b4 (TCG_REG_P0, OPC_BR_RET_SPTK_MANY_B4, + TCG_REG_B0)); +} + +void tcg_target_init(TCGContext *s) +{ + tcg_regset_set(tcg_target_available_regs[TCG_TYPE_I32], + 0xffffffffffffffffull); + tcg_regset_set(tcg_target_available_regs[TCG_TYPE_I64], + 0xffffffffffffffffull); + tcg_regset_set(tcg_target_call_clobber_regs, + (1 << TCG_REG_R8) | + (1 << TCG_REG_R9) | + (1 << TCG_REG_R10) | + (1 << TCG_REG_R11) | + (1 << TCG_REG_R13) | + (1 << TCG_REG_R14) | + (1 << TCG_REG_R15) | + (1 << TCG_REG_R16) | + (1 << TCG_REG_R17) | + (1 << TCG_REG_R18) | + (1 << TCG_REG_R19) | + (1 << TCG_REG_R20) | + (1 << TCG_REG_R21) | + (1 << TCG_REG_R22) | + (1 << TCG_REG_R23) | + (1 << TCG_REG_R24) | + (1 << TCG_REG_R25) | + (1 << TCG_REG_R26) | + (1 << TCG_REG_R27) | + (1 << TCG_REG_R28) | + (1 << TCG_REG_R29) | + (1 << TCG_REG_R30) | + (1 << TCG_REG_R31)); + tcg_regset_clear(s->reserved_regs); + + tcg_regset_set_reg(s->reserved_regs, TCG_REG_R0); /* zero register */ + tcg_regset_set_reg(s->reserved_regs, TCG_REG_R1); /* global pointer */ + tcg_regset_set_reg(s->reserved_regs, TCG_REG_R2); /* internal use */ + tcg_regset_set_reg(s->reserved_regs, TCG_REG_R3); /* internal use */ + tcg_regset_set_reg(s->reserved_regs, TCG_REG_R12); /* stack pointer */ + tcg_regset_set_reg(s->reserved_regs, TCG_REG_R32); /* return address */ + tcg_regset_set_reg(s->reserved_regs, TCG_REG_R33); /* PFS */ + + tcg_add_target_add_op_defs(ia64_op_defs); +} diff --git a/tcg/ia64/tcg-target.h b/tcg/ia64/tcg-target.h new file mode 100644 index 0000000000..e56e88fe91 --- /dev/null +++ b/tcg/ia64/tcg-target.h @@ -0,0 +1,156 @@ +/* + * Tiny Code Generator for QEMU + * + * Copyright (c) 2009-2010 Aurelien Jarno <aurelien@aurel32.net> + * Based on i386/tcg-target.c - Copyright (c) 2008 Fabrice Bellard + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +#define TCG_TARGET_IA64 1 + +#define TCG_TARGET_REG_BITS 64 + +/* We only map the first 64 registers */ +#define TCG_TARGET_NB_REGS 64 +enum { + TCG_REG_R0 = 0, + TCG_REG_R1, + TCG_REG_R2, + TCG_REG_R3, + TCG_REG_R4, + TCG_REG_R5, + TCG_REG_R6, + TCG_REG_R7, + TCG_REG_R8, + TCG_REG_R9, + TCG_REG_R10, + TCG_REG_R11, + TCG_REG_R12, + TCG_REG_R13, + TCG_REG_R14, + TCG_REG_R15, + TCG_REG_R16, + TCG_REG_R17, + TCG_REG_R18, + TCG_REG_R19, + TCG_REG_R20, + TCG_REG_R21, + TCG_REG_R22, + TCG_REG_R23, + TCG_REG_R24, + TCG_REG_R25, + TCG_REG_R26, + TCG_REG_R27, + TCG_REG_R28, + TCG_REG_R29, + TCG_REG_R30, + TCG_REG_R31, + TCG_REG_R32, + TCG_REG_R33, + TCG_REG_R34, + TCG_REG_R35, + TCG_REG_R36, + TCG_REG_R37, + TCG_REG_R38, + TCG_REG_R39, + TCG_REG_R40, + TCG_REG_R41, + TCG_REG_R42, + TCG_REG_R43, + TCG_REG_R44, + TCG_REG_R45, + TCG_REG_R46, + TCG_REG_R47, + TCG_REG_R48, + TCG_REG_R49, + TCG_REG_R50, + TCG_REG_R51, + TCG_REG_R52, + TCG_REG_R53, + TCG_REG_R54, + TCG_REG_R55, + TCG_REG_R56, + TCG_REG_R57, + TCG_REG_R58, + TCG_REG_R59, + TCG_REG_R60, + TCG_REG_R61, + TCG_REG_R62, + TCG_REG_R63, +}; + +#define TCG_CT_CONST_ZERO 0x100 +#define TCG_CT_CONST_S22 0x200 + +/* used for function call generation */ +#define TCG_REG_CALL_STACK TCG_REG_R12 +#define TCG_TARGET_STACK_ALIGN 16 +#define TCG_TARGET_CALL_STACK_OFFSET 16 + +/* optional instructions */ +#define TCG_TARGET_HAS_andc_i32 +#define TCG_TARGET_HAS_andc_i64 +#define TCG_TARGET_HAS_bswap16_i32 +#define TCG_TARGET_HAS_bswap16_i64 +#define TCG_TARGET_HAS_bswap32_i32 +#define TCG_TARGET_HAS_bswap32_i64 +#define TCG_TARGET_HAS_bswap64_i64 +#define TCG_TARGET_HAS_eqv_i32 +#define TCG_TARGET_HAS_eqv_i64 +#define TCG_TARGET_HAS_ext8s_i32 +#define TCG_TARGET_HAS_ext16s_i32 +#define TCG_TARGET_HAS_ext8s_i64 +#define TCG_TARGET_HAS_ext16s_i64 +#define TCG_TARGET_HAS_ext32s_i64 +#define TCG_TARGET_HAS_ext8u_i32 +#define TCG_TARGET_HAS_ext16u_i32 +#define TCG_TARGET_HAS_ext8u_i64 +#define TCG_TARGET_HAS_ext16u_i64 +#define TCG_TARGET_HAS_ext32u_i64 +#define TCG_TARGET_HAS_nand_i32 +#define TCG_TARGET_HAS_nand_i64 +#define TCG_TARGET_HAS_nor_i32 +#define TCG_TARGET_HAS_nor_i64 +#define TCG_TARGET_HAS_orc_i32 +#define TCG_TARGET_HAS_orc_i64 +#define TCG_TARGET_HAS_rot_i32 +#define TCG_TARGET_HAS_rot_i64 + +/* optional instructions automatically implemented */ +#undef TCG_TARGET_HAS_neg_i32 /* sub r1, r0, r3 */ +#undef TCG_TARGET_HAS_neg_i64 /* sub r1, r0, r3 */ +#undef TCG_TARGET_HAS_not_i32 /* xor r1, -1, r3 */ +#undef TCG_TARGET_HAS_not_i64 /* xor r1, -1, r3 */ + +/* Note: must be synced with dyngen-exec.h */ +#define TCG_AREG0 TCG_REG_R7 + +/* Guest base is supported */ +#define TCG_TARGET_HAS_GUEST_BASE + +static inline void flush_icache_range(unsigned long start, unsigned long stop) +{ + start = start & ~(32UL - 1UL); + stop = (stop + (32UL - 1UL)) & ~(32UL - 1UL); + + for (; start < stop; start += 32UL) { + asm volatile ("fc.i %0" :: "r" (start)); + } + asm volatile (";;sync.i;;srlz.i;;"); +} |