diff options
| -rw-r--r-- | s390-dis.c | 89 |
1 files changed, 81 insertions, 8 deletions
diff --git a/s390-dis.c b/s390-dis.c index db460f8dc4..8abcdf0128 100644 --- a/s390-dis.c +++ b/s390-dis.c @@ -172,6 +172,31 @@ static const struct s390_operand s390_operands[]; the instruction may be optional. */ #define S390_OPERAND_OPTIONAL 0x400 +/* QEMU-ADD */ +/* ??? Not quite the format the assembler takes, but easy to implement + without recourse to the table generator. */ +#define S390_OPERAND_CCODE 0x800 + +static const char s390_ccode_name[16][4] = { + "n", /* 0000 */ + "o", /* 0001 */ + "h", /* 0010 */ + "nle", /* 0011 */ + "l", /* 0100 */ + "nhe", /* 0101 */ + "lh", /* 0110 */ + "ne", /* 0111 */ + "e", /* 1000 */ + "nlh", /* 1001 */ + "he", /* 1010 */ + "nl", /* 1011 */ + "le", /* 1100 */ + "nh", /* 1101 */ + "no", /* 1110 */ + "a" /* 1111 */ +}; +/* QEMU-END */ + #endif /* S390_H */ static int init_flag = 0; @@ -325,13 +350,16 @@ print_insn_s390 (bfd_vma memaddr, struct disassemble_info *info) continue; /* The instruction is valid. */ - if (opcode->operands[0] != 0) - (*info->fprintf_func) (info->stream, "%s\t", opcode->name); - else - (*info->fprintf_func) (info->stream, "%s", opcode->name); +/* QEMU-MOD */ + (*info->fprintf_func) (info->stream, "%s", opcode->name); + + if (s390_operands[opcode->operands[0]].flags & S390_OPERAND_CCODE) + separator = 0; + else + separator = '\t'; +/* QEMU-END */ /* Extract the operands. */ - separator = 0; for (opindex = opcode->operands; *opindex != 0; opindex++) { unsigned int value; @@ -363,6 +391,15 @@ print_insn_s390 (bfd_vma memaddr, struct disassemble_info *info) (*info->print_address_func) (memaddr + (int) value, info); else if (operand->flags & S390_OPERAND_SIGNED) (*info->fprintf_func) (info->stream, "%i", (int) value); +/* QEMU-ADD */ + else if (operand->flags & S390_OPERAND_CCODE) + { + (*info->fprintf_func) (info->stream, "%s", + s390_ccode_name[(int) value]); + separator = '\t'; + continue; + } +/* QEMU-END */ else (*info->fprintf_func) (info->stream, "%u", value); @@ -543,8 +580,16 @@ static const struct s390_operand s390_operands[] = #define M_16 42 /* 4 bit optional mask starting at 16 */ { 4, 16, S390_OPERAND_OPTIONAL }, #define RO_28 43 /* optional GPR starting at position 28 */ - { 4, 28, (S390_OPERAND_GPR | S390_OPERAND_OPTIONAL) } - + { 4, 28, (S390_OPERAND_GPR | S390_OPERAND_OPTIONAL) }, + +/* QEMU-ADD: */ +#define M4_12 44 /* 4-bit condition-code starting at 12 */ + { 4, 12, S390_OPERAND_CCODE }, +#define M4_32 45 /* 4-bit condition-code starting at 32 */ + { 4, 32, S390_OPERAND_CCODE }, +#define I8_32 46 /* 8 bit signed value starting at 32 */ + { 8, 32, S390_OPERAND_SIGNED }, +/* QEMU-END */ }; @@ -755,6 +800,14 @@ static const struct s390_operand s390_operands[] = #define MASK_S_RD { 0xff, 0xff, 0x00, 0x00, 0x00, 0x00 } #define MASK_SSF_RRDRD { 0xff, 0x0f, 0x00, 0x00, 0x00, 0x00 } +/* QEMU-ADD: */ +#define INSTR_RIE_MRRP 6, { M4_32,R_8,R_12,J16_16,0,0 } /* e.g. crj */ +#define MASK_RIE_MRRP { 0xff, 0x00, 0x00, 0x00, 0x0f, 0xff } + +#define INSTR_RIE_MRIP 6, { M4_12,R_8,I8_32,J16_16,0,0 } /* e.g. cij */ +#define MASK_RIE_MRIP { 0xff, 0x00, 0x00, 0x00, 0x00, 0xff } +/* QEMU-END */ + /* The opcode formats table (blueprints for .insn pseudo mnemonic). */ static const struct s390_opcode s390_opformats[] = @@ -1092,6 +1145,10 @@ static const struct s390_opcode s390_opcodes[] = { "agfi", OP16(0xc208LL), MASK_RIL_RI, INSTR_RIL_RI, 2, 4}, { "slfi", OP16(0xc205LL), MASK_RIL_RU, INSTR_RIL_RU, 2, 4}, { "slgfi", OP16(0xc204LL), MASK_RIL_RU, INSTR_RIL_RU, 2, 4}, +/* QEMU-ADD: */ + { "msfi", OP16(0xc201ll), MASK_RIL_RI, INSTR_RIL_RI, 3, 6}, + { "msgfi", OP16(0xc200ll), MASK_RIL_RI, INSTR_RIL_RI, 3, 6}, +/* QEMU-END */ { "jg", OP16(0xc0f4LL), MASK_RIL_0P, INSTR_RIL_0P, 3, 2}, { "jgno", OP16(0xc0e4LL), MASK_RIL_0P, INSTR_RIL_0P, 3, 2}, { "jgnh", OP16(0xc0d4LL), MASK_RIL_0P, INSTR_RIL_0P, 3, 2}, @@ -1716,7 +1773,23 @@ static const struct s390_opcode s390_opcodes[] = { "pfpo", OP16(0x010aLL), MASK_E, INSTR_E, 2, 5}, { "sckpf", OP16(0x0107LL), MASK_E, INSTR_E, 3, 0}, { "upt", OP16(0x0102LL), MASK_E, INSTR_E, 3, 0}, - { "pr", OP16(0x0101LL), MASK_E, INSTR_E, 3, 0} + { "pr", OP16(0x0101LL), MASK_E, INSTR_E, 3, 0}, + +/* QEMU-ADD: */ + { "crj", OP48(0xec0000000076LL), MASK_RIE_MRRP, INSTR_RIE_MRRP, 3, 6}, + { "cgrj", OP48(0xec0000000064LL), MASK_RIE_MRRP, INSTR_RIE_MRRP, 3, 6}, + { "clrj", OP48(0xec0000000077LL), MASK_RIE_MRRP, INSTR_RIE_MRRP, 3, 6}, + { "clgrj", OP48(0xec0000000065LL), MASK_RIE_MRRP, INSTR_RIE_MRRP, 3, 6}, + + { "cij", OP48(0xec000000007eLL), MASK_RIE_MRIP, INSTR_RIE_MRIP, 3, 6}, + { "cgij", OP48(0xec000000007cLL), MASK_RIE_MRIP, INSTR_RIE_MRIP, 3, 6}, + { "clij", OP48(0xec000000007fLL), MASK_RIE_MRIP, INSTR_RIE_MRIP, 3, 6}, + { "clgij", OP48(0xec000000007dLL), MASK_RIE_MRIP, INSTR_RIE_MRIP, 3, 6}, + + { "lrl", OP16(0xc40dll), MASK_RIL_RP, INSTR_RIL_RP, 3, 6}, + { "lgrl", OP16(0xc408ll), MASK_RIL_RP, INSTR_RIL_RP, 3, 6}, + { "lgfrl", OP16(0xc40cll), MASK_RIL_RP, INSTR_RIL_RP, 3, 6}, +/* QEMU-END */ }; static const int s390_num_opcodes = |