ack/mach/vc4/as/mach3.c

/*
 * VideoCore IV assembler for the ACK
 * © 2013 David Given
 * This file is redistributable under the terms of the 3-clause BSD license.
 * See the file 'Copying' in the root of the distribution for the full text.
 */

/* Integer registers */

0,     GPR,        0,          "r0",
0,     GPR,        1,          "r1",
0,     GPR,        2,          "r2",
0,     GPR,        3,          "r3",
0,     GPR,        4,          "r4",
0,     GPR,        5,          "r5",

0,     GPR,        6,          "r6",
0,     GPR,        7,          "r7",
0,     GPR,        8,          "r8",
0,     GPR,        9,          "r9",
0,     GPR,        10,         "r10",
0,     GPR,        11,         "r11",
0,     GPR,        12,         "r12",
0,     GPR,        13,         "r13",
0,     GPR,        14,         "r14",
0,     GPR,        15,         "r15",
0,     GPR,        16,         "r16",
0,     GPR,        17,         "r17",
0,     GPR,        18,         "r18",
0,     GPR,        19,         "r19",
0,     GPR,        20,         "r20",
0,     GPR,        21,         "r21",
0,     GPR,        22,         "r22",
0,     GPR,        23,         "r23",
0,     GPR,        24,         "r24",
0,     GPR,        24,         "fp",

0,     GPR,        25,         "r25",
0,     GPR,        25,         "sp",
0,     GPR,        26,         "r26",
0,     GPR,        26,         "lr",
0,     GPR,        27,         "r27",
0,     GPR,        28,         "r28",
0,     GPR,        29,         "r29",
0,     GPR,        30,         "r30",
0,     GPR,        30,         "sr",
0,     GPR,        31,         "r31",
0,     GPR,        31,         "pc",

/* Condition codes */

0,     CC,         0,          ".eq",
0,     CC,         1,          ".ne",
0,     CC,         2,          ".cs",
0,     CC,         2,          ".lo",
0,     CC,         3,          ".cc",
0,     CC,         3,          ".hs",
0,     CC,         4,          ".mi",
0,     CC,         5,          ".pl",
0,     CC,         6,          ".vs",
0,     CC,         7,          ".vc",
0,     CC,         8,          ".hi",
0,     CC,         9,          ".ls",
0,     CC,         10,         ".ge",
0,     CC,         11,         ".lt",
0,     CC,         12,         ".gt",
0,     CC,         13,         ".le",
0,     CC,         15,         ".f",

/* Special instructions */

0,     OP,                    B16(00000000,00000001),                  "nop",
0,     OP,                    B16(00000000,00001010),                  "rti",

0,     OP_BRANCH,             0,                                       "b",
0,     OP_BRANCHLINK,         0,                                       "bl",
0,     OP_ADDCMPB,            0,                                       "addcmpb",

0,     OP_ONELREG,            B16(00000000,10000000),                  "tbb",
0,     OP_ONELREG,            B16(00000000,10100000),                  "tbs",

0,     OP_ALU,                B8(00000000),                            "mov",
0,     OP_ALU,                B8(00000001),                            "cmn",
0,     OP_ALU,                B8(00000010),                            "add",
0,     OP_ALU,                B8(00000011),                            "bic",
0,     OP_ALU,                B8(00000100),                            "mul",
0,     OP_ALU,                B8(00000101),                            "eor",
0,     OP_ALU,                B8(00000110),                            "sub",
0,     OP_ALU,                B8(00000111),                            "and",
0,     OP_ALU,                B8(00001000),                            "mvn",
0,     OP_ALU,                B8(00001001),                            "ror",
0,     OP_ALU,                B8(00001010),                            "cmp",
0,     OP_ALU,                B8(00001011),                            "rsb",
0,     OP_ALU,                B8(00001100),                            "btst",
0,     OP_ALU,                B8(00001101),                            "or",
0,     OP_ALU,                B8(00001110),                            "extu",
0,     OP_ALU,                B8(00001111),                            "max",
0,     OP_ALU,                B8(00010000),                            "bset",
0,     OP_ALU,                B8(00010001),                            "min",
0,     OP_ALU,                B8(00010010),                            "bclr",
0,     OP_ALU,                B8(00010011),                            "adds2",
0,     OP_ALU,                B8(00010100),                            "bchg",
0,     OP_ALU,                B8(00010101),                            "adds4",
0,     OP_ALU,                B8(00010110),                            "adds8",
0,     OP_ALU,                B8(00010111),                            "adds16",
0,     OP_ALU,                B8(00011000),                            "exts",
0,     OP_ALU,                B8(00011001),                            "neg",
0,     OP_ALU,                B8(00011010),                            "lsr",
0,     OP_ALU,                B8(00011011),                            "log2",
0,     OP_ALU,                B8(00011100),                            "lsl",
0,     OP_ALU,                B8(00011101),                            "brev",
0,     OP_ALU,                B8(00011110),                            "asr",
0,     OP_ALU,                B8(00011111),                            "abs",

0,     OP_MISC,               B16(11001000,00000000),                  "fadd",
0,     OP_MISC,               B16(11001000,00100000),                  "fsub",
0,     OP_MISC,               B16(11001000,01000000),                  "fmul",
0,     OP_MISC,               B16(11001000,01100000),                  "fdiv",
0,     OP_MISC,               B16(11001000,10000000),                  "fcmp",
0,     OP_MISC,               B16(11001000,10100000),                  "fabs",
0,     OP_MISC,               B16(11001000,11000000),                  "frsb",
0,     OP_MISC,               B16(11001000,11100000),                  "fmax",
0,     OP_MISC,               B16(11001001,00000000),                  "frcp",
0,     OP_MISC,               B16(11001001,00100000),                  "frsqrt",
0,     OP_MISC,               B16(11001001,01000000),                  "fnmul",
0,     OP_MISC,               B16(11001001,01100000),                  "fmin",
0,     OP_MISC,               B16(11001001,10000000),                  "fld1",
0,     OP_MISC,               B16(11001001,10100000),                  "fld0",
0,     OP_MISC,               B16(11001001,11000000),                  "log2",
0,     OP_MISC,               B16(11001001,11100000),                  "exp2",
0,     OP_MISC,               B16(11000101,11100000),                  "adds256",

0,     OP_FLTCNV,             B16(11001010,00000000),                  "ftrunc",
0,     OP_FLTCNV,             B16(11001010,00100000),                  "floor",
0,     OP_FLTCNV,             B16(11001010,01000000),                  "flts",
0,     OP_FLTCNV,             B16(11001010,01100000),                  "fltu",

0,     OP_MISCL,              B16(11000100,10000000),                  "divs",
0,     OP_MISCL,              B16(11000100,11100000),                  "divu",

0,     OP_STACK,              B16(00000010,10000000),                  "push",
0,     OP_STACK,              B16(00000010,00000000),                  "pop",

0,     OP_MEM,                B8(00000000),                            "ld",
0,     OP_MEM,                B8(00000001),                            "st",
0,     OP_MEM,                B8(00000010),                            "ldh",
0,     OP_MEM,                B8(00000011),                            "sth",
0,     OP_MEM,                B8(00000100),                            "ldb",
0,     OP_MEM,                B8(00000101),                            "stb",
0,     OP_MEM,                B8(00000110),                            "ldhs",
0,     OP_MEM,                B8(00000111),                            "sths",

0,     OP_LEA,                0,                                       "lea",