diff options
author | Chris Demetriou <cgd@google.com> | 2003-09-30 16:17:15 +0000 |
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committer | Chris Demetriou <cgd@google.com> | 2003-09-30 16:17:15 +0000 |
commit | 5f74bc130d437ca83b9f94507f92838aa516cb01 (patch) | |
tree | 91577658127caf0f41264b843bbd0600f9d81ea9 /gas/config | |
parent | 2e0926257dd7f472121aa9d48341d94e5b08c403 (diff) | |
download | gdb-5f74bc130d437ca83b9f94507f92838aa516cb01.zip gdb-5f74bc130d437ca83b9f94507f92838aa516cb01.tar.gz gdb-5f74bc130d437ca83b9f94507f92838aa516cb01.tar.bz2 |
[ bfd/ChangeLog ]
2003-09-30 Chris Demetriou <cgd@broadcom.com>
* archures.c (bfd_mach_mipsisa64r2): New define.
* bfd-in2.h: Regenerate.
* aoutx.h (NAME(aout,machine_type)): Handle bfd_mach_mipsisa64r2.
* cpu-mips.c (I_mipsisa64r2): New enum value.
(arch_info_struct): Add entry for I_mipsisa64r2.
* elfxx-mips.c (_bfd_elf_mips_mach)
(_bfd_mips_elf_print_private_bfd_data): Handle E_MIPS_ARCH_64R2.
(mips_set_isa_flags): Add bfd_mach_mipsisa64r2 case.
(mips_mach_extensions): Add entry for bfd_mach_mipsisa64r2.
[ binutils/ChangeLog ]
2003-09-30 Chris Demetriou <cgd@broadcom.com>
* readelf.c (get_machine_flags): Handle E_MIPS_ARCH_64R2.
[ gas/Changelog ]
2003-09-30 Chris Demetriou <cgd@broadcom.com>
* configure.in (mipsisa64r2, mipsisa64r2el, mipsisa64r2*): New CPUs.
* configure: Regenerate.
* config/tc-mips.c (imm2_expr): New variable.
(md_assemble, mips16_ip): Initialize imm2_expr.
(ISA_HAS_64BIT_REGS, ISA_HAS_DROR, ISA_HAS_ROR): Add ISA_MIPS64R2.
(macro_build): Handle +A, +B, +C, +E, +F, +G, and +H format operands.
(macro): Handle M_DEXT and M_DINS.
(validate_mips_insn): Handle +E, +F, +G, +H, and +I format operands.
(mips_ip): Likewise.
(OPTION_MIPS64R2): New define.
(md_longopts): New entry for -mips64r2 (OPTION_MIPS64R2).
OPTION_ASE_BASE): Increase to compensate for OPTION_MIPS64R2.
(md_parse_option): Handle OPTION_MIPS64R2.
(s_mipsset): Handle setting "mips64r2" ISA.
(mips_cpu_info_table): Add mips64r2.
(md_show_usage): Document -mips64r2 option.
* doc/as.texinfo: Docuemnt -mips64r2 option.
* doc/c-mips.texi: Likewise.
[ gas/testsuite/ChangeLog ]
2003-09-30 Chris Demetriou <cgd@broadcom.com>
* gas/mips/cp0-names-mips64r2.d: New file.
* gas/mips/cp0sel-names-mips64r2.d: New file.
* gas/mips/elf_arch_mips64r2.d: New file.
* gas/mips/hwr-names-mips64r2.d: New file.
* gas/mips/mips32r2-ill-fp64.l: New file.
* gas/mips/mips32r2-ill-fp64.s: New file.
* gas/mips/mips64r2-ill.l: New file.
* gas/mips/mips64r2-ill.s: New file.
* gas/mips/mips64r2.d: New file.
* gas/mips/mips64r2.s: New file.
* gas/mips/mips.exp: Define "mips64r2" arch, and run new tests.
[ include/elf/ChangeLog ]
2003-09-30 Chris Demetriou <cgd@broadcom.com>
* mips.h (E_MIPS_ARCH_64R2): New define.
[ include/opcode/ChangeLog ]
2003-09-30 Chris Demetriou <cgd@broadcom.com>
* mips.h: Document +E, +F, +G, +H, and +I operand types.
Update documentation of I, +B and +C operand types.
(INSN_ISA64R2, ISA_MIPS64R2, CPU_MIPS64R2): New defines.
(M_DEXT, M_DINS): New enum values.
[ ld/ChangeLog ]
2003-09-30 Chris Demetriou <cgd@broadcom.com>
* ldmain.c (get_emulation): Ignore "-mips64r2".
[ ld/testsuite/ChangeLog ]
2003-09-30 Chris Demetriou <cgd@broadcom.com>
* ld-mips-elf/mips-elf-flags.exp: Add tests for combinations
with MIPS64r2.
[ opcodes/ChangeLog ]
2003-09-30 Chris Demetriou <cgd@broadcom.com>
* mips-dis.c (mips_arch_choices): Add entry for "mips64r2"
(print_insn_args): Add handing for +E, +F, +G, and +H.
* mips-opc.c (I65): New define for MIPS64r2.
(mips_builtin_opcodes): Add "dext", "dextm", "dextu", "dins",
"dinsm", "dinsu", "drotl", "drotr", "drotr32", "drotrv", "dsbh",
and "dshd" for MIPS64r2. Adjust "dror", "dror32", and "drorv" to
be supported on MIPS64r2.
Diffstat (limited to 'gas/config')
-rw-r--r-- | gas/config/tc-mips.c | 189 |
1 files changed, 187 insertions, 2 deletions
diff --git a/gas/config/tc-mips.c b/gas/config/tc-mips.c index e638883..25e5a3d 100644 --- a/gas/config/tc-mips.c +++ b/gas/config/tc-mips.c @@ -266,18 +266,20 @@ static int mips_32bitmode = 0; || (ISA) == ISA_MIPS4 \ || (ISA) == ISA_MIPS5 \ || (ISA) == ISA_MIPS64 \ + || (ISA) == ISA_MIPS64R2 \ ) /* Return true if ISA supports 64-bit right rotate (dror et al.) instructions. */ #define ISA_HAS_DROR(ISA) ( \ - 0 \ + (ISA) == ISA_MIPS64R2 \ ) /* Return true if ISA supports 32-bit right rotate (ror et al.) instructions. */ #define ISA_HAS_ROR(ISA) ( \ (ISA) == ISA_MIPS32R2 \ + || (ISA) == ISA_MIPS64R2 \ ) #define HAVE_32BIT_GPRS \ @@ -1025,6 +1027,7 @@ static char *expr_end; mips_ip. */ static expressionS imm_expr; +static expressionS imm2_expr; static expressionS offset_expr; /* Relocs associated with imm_expr and offset_expr. */ @@ -1323,6 +1326,7 @@ md_assemble (char *str) = {BFD_RELOC_UNUSED, BFD_RELOC_UNUSED, BFD_RELOC_UNUSED}; imm_expr.X_op = O_absent; + imm2_expr.X_op = O_absent; offset_expr.X_op = O_absent; imm_reloc[0] = BFD_RELOC_UNUSED; imm_reloc[1] = BFD_RELOC_UNUSED; @@ -2872,6 +2876,41 @@ macro_build (char *place, int *counter, expressionS *ep, const char *name, case ')': continue; + case '+': + switch (*fmt++) + { + case 'A': + case 'E': + insn.insn_opcode |= (va_arg (args, int) + & OP_MASK_SHAMT) << OP_SH_SHAMT; + continue; + + case 'B': + case 'F': + /* Note that in the macro case, these arguments are already + in MSB form. (When handling the instruction in the + non-macro case, these arguments are sizes from which + MSB values must be calculated.) */ + insn.insn_opcode |= (va_arg (args, int) + & OP_MASK_INSMSB) << OP_SH_INSMSB; + continue; + + case 'C': + case 'G': + case 'H': + /* Note that in the macro case, these arguments are already + in MSBD form. (When handling the instruction in the + non-macro case, these arguments are sizes from which + MSBD values must be calculated.) */ + insn.insn_opcode |= (va_arg (args, int) + & OP_MASK_EXTMSBD) << OP_SH_EXTMSBD; + continue; + + default: + internalError (); + } + continue; + case 't': case 'w': case 'E': @@ -4437,6 +4476,104 @@ macro (struct mips_cl_insn *ip) "s,t,p", AT, 0); break; + case M_DEXT: + { + unsigned long pos; + unsigned long size; + + if (imm_expr.X_op != O_constant || imm2_expr.X_op != O_constant) + { + as_bad (_("Unsupported large constant")); + pos = size = 1; + } + else + { + pos = (unsigned long) imm_expr.X_add_number; + size = (unsigned long) imm2_expr.X_add_number; + } + + if (pos > 63) + { + as_bad (_("Improper position (%lu)"), pos); + pos = 1; + } + if (size == 0 || size > 64 + || (pos + size - 1) > 63) + { + as_bad (_("Improper extract size (%lu, position %lu)"), + size, pos); + size = 1; + } + + if (size <= 32 && pos < 32) + { + s = "dext"; + fmt = "t,r,+A,+C"; + } + else if (size <= 32) + { + s = "dextu"; + fmt = "t,r,+E,+H"; + } + else + { + s = "dextm"; + fmt = "t,r,+A,+G"; + } + macro_build ((char *) NULL, &icnt, (expressionS *) NULL, s, + fmt, treg, sreg, pos, size - 1); + } + return; + + case M_DINS: + { + unsigned long pos; + unsigned long size; + + if (imm_expr.X_op != O_constant || imm2_expr.X_op != O_constant) + { + as_bad (_("Unsupported large constant")); + pos = size = 1; + } + else + { + pos = (unsigned long) imm_expr.X_add_number; + size = (unsigned long) imm2_expr.X_add_number; + } + + if (pos > 63) + { + as_bad (_("Improper position (%lu)"), pos); + pos = 1; + } + if (size == 0 || size > 64 + || (pos + size - 1) > 63) + { + as_bad (_("Improper insert size (%lu, position %lu)"), + size, pos); + size = 1; + } + + if (pos < 32 && (pos + size - 1) < 32) + { + s = "dins"; + fmt = "t,r,+A,+B"; + } + else if (pos >= 32) + { + s = "dinsu"; + fmt = "t,r,+E,+F"; + } + else + { + s = "dinsm"; + fmt = "t,r,+A,+F"; + } + macro_build ((char *) NULL, &icnt, (expressionS *) NULL, s, + fmt, treg, sreg, pos, pos + size - 1); + } + return; + case M_DDIV_3: dbl = 1; case M_DIV_3: @@ -8060,6 +8197,11 @@ validate_mips_insn (const struct mips_opcode *opc) case 'C': USE_BITS (OP_MASK_EXTMSBD, OP_SH_EXTMSBD); break; case 'D': USE_BITS (OP_MASK_RD, OP_SH_RD); USE_BITS (OP_MASK_SEL, OP_SH_SEL); break; + case 'E': USE_BITS (OP_MASK_SHAMT, OP_SH_SHAMT); break; + case 'F': USE_BITS (OP_MASK_INSMSB, OP_SH_INSMSB); break; + case 'G': USE_BITS (OP_MASK_EXTMSBD, OP_SH_EXTMSBD); break; + case 'H': USE_BITS (OP_MASK_EXTMSBD, OP_SH_EXTMSBD); break; + case 'I': break; default: as_bad (_("internal: bad mips opcode (unknown extension operand type `+%c'): %s %s"), c, opc->name, opc->args); @@ -8319,6 +8461,12 @@ mips_ip (char *str, struct mips_cl_insn *ip) case 'A': /* ins/ext position, becomes LSB. */ limlo = 0; limhi = 31; + goto do_lsb; + case 'E': + limlo = 32; + limhi = 63; + goto do_lsb; +do_lsb: my_getExpression (&imm_expr, s); check_absolute_expr (ip, &imm_expr); if ((unsigned long) imm_expr.X_add_number < limlo @@ -8338,6 +8486,12 @@ mips_ip (char *str, struct mips_cl_insn *ip) case 'B': /* ins size, becomes MSB. */ limlo = 1; limhi = 32; + goto do_msb; + case 'F': + limlo = 33; + limhi = 64; + goto do_msb; +do_msb: my_getExpression (&imm_expr, s); check_absolute_expr (ip, &imm_expr); /* Check for negative input so that small negative numbers @@ -8364,6 +8518,16 @@ mips_ip (char *str, struct mips_cl_insn *ip) case 'C': /* ext size, becomes MSBD. */ limlo = 1; limhi = 32; + goto do_msbd; + case 'G': + limlo = 33; + limhi = 64; + goto do_msbd; + case 'H': + limlo = 33; + limhi = 64; + goto do_msbd; +do_msbd: my_getExpression (&imm_expr, s); check_absolute_expr (ip, &imm_expr); /* Check for negative input so that small negative numbers @@ -8391,6 +8555,15 @@ mips_ip (char *str, struct mips_cl_insn *ip) /* +D is for disassembly only; never match. */ break; + case 'I': + /* "+I" is like "I", except that imm2_expr is used. */ + my_getExpression (&imm2_expr, s); + if (imm2_expr.X_op != O_big + && imm2_expr.X_op != O_constant) + insn_error = _("absolute expression required"); + s = expr_end; + continue; + default: as_bad (_("internal: bad mips opcode (unknown extension operand type `+%c'): %s %s"), *args, insn->name, insn->args); @@ -9358,6 +9531,7 @@ mips16_ip (char *str, struct mips_cl_insn *ip) imm_reloc[0] = BFD_RELOC_UNUSED; imm_reloc[1] = BFD_RELOC_UNUSED; imm_reloc[2] = BFD_RELOC_UNUSED; + imm2_expr.X_op = O_absent; offset_expr.X_op = O_absent; offset_reloc[0] = BFD_RELOC_UNUSED; offset_reloc[1] = BFD_RELOC_UNUSED; @@ -10256,9 +10430,11 @@ struct option md_longopts[] = {"mips64", no_argument, NULL, OPTION_MIPS64}, #define OPTION_MIPS32R2 (OPTION_ARCH_BASE + 9) {"mips32r2", no_argument, NULL, OPTION_MIPS32R2}, +#define OPTION_MIPS64R2 (OPTION_ARCH_BASE + 10) + {"mips64r2", no_argument, NULL, OPTION_MIPS64R2}, /* Options which specify Application Specific Extensions (ASEs). */ -#define OPTION_ASE_BASE (OPTION_ARCH_BASE + 10) +#define OPTION_ASE_BASE (OPTION_ARCH_BASE + 11) #define OPTION_MIPS16 (OPTION_ASE_BASE + 0) {"mips16", no_argument, NULL, OPTION_MIPS16}, #define OPTION_NO_MIPS16 (OPTION_ASE_BASE + 1) @@ -10463,6 +10639,10 @@ md_parse_option (int c, char *arg) file_mips_isa = ISA_MIPS32R2; break; + case OPTION_MIPS64R2: + file_mips_isa = ISA_MIPS64R2; + break; + case OPTION_MIPS64: file_mips_isa = ISA_MIPS64; break; @@ -12020,6 +12200,8 @@ s_mipsset (int x ATTRIBUTE_UNUSED) mips_opts.isa = ISA_MIPS32R2; else if (strcmp (name, "mips64") == 0) mips_opts.isa = ISA_MIPS64; + else if (strcmp (name, "mips64r2") == 0) + mips_opts.isa = ISA_MIPS64R2; else if (strcmp (name, "arch=default") == 0) { reset = 1; @@ -12057,6 +12239,7 @@ s_mipsset (int x ATTRIBUTE_UNUSED) case ISA_MIPS4: case ISA_MIPS5: case ISA_MIPS64: + case ISA_MIPS64R2: mips_opts.gp32 = 0; mips_opts.fp32 = 0; break; @@ -14302,6 +14485,7 @@ static const struct mips_cpu_info mips_cpu_info_table[] = { "mips32", 1, ISA_MIPS32, CPU_MIPS32 }, { "mips32r2", 1, ISA_MIPS32R2, CPU_MIPS32R2 }, { "mips64", 1, ISA_MIPS64, CPU_MIPS64 }, + { "mips64r2", 1, ISA_MIPS64R2, CPU_MIPS64R2 }, /* MIPS I */ { "r3000", 0, ISA_MIPS1, CPU_R3000 }, @@ -14533,6 +14717,7 @@ MIPS options:\n\ -mips32 generate MIPS32 ISA instructions\n\ -mips32r2 generate MIPS32 release 2 ISA instructions\n\ -mips64 generate MIPS64 ISA instructions\n\ +-mips64r2 generate MIPS64 release 2 ISA instructions\n\ -march=CPU/-mtune=CPU generate code/schedule for CPU, where CPU is one of:\n")); first = 1; |