diff options
author | James Lemke <jwlemke@codesourcery.com> | 2012-05-14 19:45:30 +0000 |
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committer | James Lemke <jwlemke@codesourcery.com> | 2012-05-14 19:45:30 +0000 |
commit | b9c361e0ad33f2c841067fd4bf0959a72ad5a265 (patch) | |
tree | 6c74713fae9f2fadf8c8767479344b2f14676c79 /include/opcode/ppc.h | |
parent | ac1438b5c566f160e55f16385624c736c3679f8c (diff) | |
download | fsf-binutils-gdb-b9c361e0ad33f2c841067fd4bf0959a72ad5a265.zip fsf-binutils-gdb-b9c361e0ad33f2c841067fd4bf0959a72ad5a265.tar.gz fsf-binutils-gdb-b9c361e0ad33f2c841067fd4bf0959a72ad5a265.tar.bz2 |
Add support for PowerPC VLE.
2012-05-14 Catherine Moore <clm@codesourcery.com>
* NEWS: Mention PowerPC VLE port.
2012-05-14 James Lemke <jwlemke@codesourcery.com>
Catherine Moore <clm@codesourcery.com>
bfd/
* bfd.c (bfd_lookup_section_flags): Add section parm.
* ecoff.c (bfd_debug_section): Remove flag_info initializer.
* elf-bfd.h (bfd_elf_section_data): Move in section_flag_info.
(bfd_elf_lookup_section_flags): Add section parm.
* elf32-ppc.c (is_ppc_vle): New function.
(ppc_elf_modify_segment_map): New function.
(elf_backend_modify_segment_map): Define.
(has_vle_insns): New define.
* elf32-ppc.h (ppc_elf_modify_segment_map): Declare.
* elflink.c (bfd_elf_lookup_section_flags): Add return value & parm.
Move in logic to omit / include a section.
* libbfd-in.h (bfd_link_info): Add section parm.
(bfd_generic_lookup_section_flags): Likewise.
* reloc.c (bfd_generic_lookup_section_flags): Likewise.
* section.c (bfd_section): Move out section_flag_info.
(BFD_FAKE_SECTION): Remove flag_info initializer.
* targets.c (_bfd_lookup_section_flags): Add section parm.
2012-05-14 Catherine Moore <clm@codesourcery.com>
bfd/
* archures.c (bfd_mach_ppc_vle): New.
* bfd-in2.h: Regenerated.
* cpu-powerpc.c (bfd_powerpc_archs): New entry for vle.
* elf32-ppc.c (split16_format_type): New enumeration.
(ppc_elf_vle_split16): New function.
(HOWTO): Add entries for R_PPC_VLE relocations.
(ppc_elf_reloc_type_lookup): Handle PPC_VLE relocations.
(ppc_elf_section_flags): New function.
(ppc_elf_lookup_section_flags): New function.
(ppc_elf_section_processing): New function.
(ppc_elf_check_relocs): Handle PPC_VLE relocations.
(ppc_elf_relocation_section): Likewise.
(elf_backend_lookup_section_flags_hook): Define.
(elf_backend_section_flags): Define.
(elf_backend_section_processing): Define.
* elf32-ppc.h (ppc_elf_section_processing): Declare.
* libbfd.h: Regenerated.
* reloc.c (BFD_RELOC_PPC_VLE_REL8, BFD_RELOC_PPC_VLE_REL15,
BFD_RELOC_PPC_VLE_REL24, BFD_RELOC_PPC_VLE_LO16A,
BFD_RELOC_PPC_VLE_LO16D, BFD_RELOC_PPC_VLE_HI16A,
BFD_RELOC_PPC_VLE_HI16D, BFD_RELOC_PPC_VLE_HA16A,
BFD_RELOC_PPC_VLE_HA16D, BFD_RELOC_PPC_VLE_SDA21,
BFD_RELOC_PPC_VLE_SDA21_LO, BFD_RELOC_PPC_VLE_SDAREL_LO16A,
BFD_RELOC_PPC_VLE_SDAREL_LO16D, BFD_RELOC_PPC_VLE_SDAREL_HI16A,
BFD_RELOC_PPC_VLE_SDAREL_HI16D, BFD_RELOC_PPC_VLE_SDAREL_HA16A,
BFD_RELOC_PPC_VLE_SDAREL_HA16D): New bfd relocations.
2012-05-14 James Lemke <jwlemke@codesourcery.com>
gas/
* config/tc-ppc.c (insn_validate): New func of existing code to call..
(ppc_setup_opcodes): ..from 2 places here.
Revise for second (VLE) opcode table.
Add #ifdef'd code to print opcode tables.
2012-05-14 James Lemke <jwlemke@codesourcery.com>
gas/
* config/tc-ppc.c (ppc_setup_opcodes): Allow out-of-order
for the VLE conditional branches.
2012-05-14 Catherine Moore <clm@codesourcery.com>
Maciej W. Rozycki <macro@codesourcery.com>
Rhonda Wittels <rhonda@codesourcery.com>
gas/
* config/tc-ppc.c (PPC_VLE_SPLIT16A): New macro.
(PPC_VLE_SPLIT16D): New macro.
(PPC_VLE_LO16A): New macro.
(PPC_VLE_LO16D): New macro.
(PPC_VLE_HI16A): New macro.
(PPC_VLE_HI16D): New macro.
(PPC_VLE_HA16A): New macro.
(PPC_VLE_HA16D): New macro.
(PPC_APUINFO_VLE): New definition.
(md_chars_to_number): New function.
(md_parse_option): Check for combinations of little
endian and -mvle.
(md_show_usage): Document -mvle.
(ppc_arch): Recognize VLE.
(ppc_mach): Recognize bfd_mach_ppc_vle.
(ppc_setup_opcodes): Print the opcode table if
* config/tc-ppc.h (ppc_frag_check): Declare.
* doc/c-ppc.texi: Document -mvle.
* NEWS: Mention PowerPC VLE port.
2012-05-14 Catherine Moore <clm@codesourcery.com>
gas/
* config/tc-ppc.h (ppc_dw2_line_min_insn_length): Declare.
(DWARF2_LINE_MIN_INSN_LENGTH): Redefine.
* config/tc-ppc.c (ppc_dw2_line_min_insn_length): New.
* dwarf2dbg.c (scale_addr_delta): Handle values of 1
for DWARF2_LINE_MIN_INSN_LENGTH.
2012-05-14 Catherine Moore <clm@codesourcery.com>
Maciej W. Rozycki <macro@codesourcery.com>
Rhonda Wittels <rhonda@codesourcery.com>
gas/testsuite/
* gas/ppc/ppc.exp: Run new tests.
* gas/ppc/vle-reloc.d: New test.
* gas/ppc/vle-reloc.s: New test.
* gas/ppc/vle-simple-1.d: New test.
* gas/ppc/vle-simple-1.s: New test.
* gas/ppc/vle-simple-2.d: New test.
* gas/ppc/vle-simple-2.s: New test.
* gas/ppc/vle-simple-3.d: New test.
* gas/ppc/vle-simple-3.s: New test.
* gas/ppc/vle-simple-4.d: New test.
* gas/ppc/vle-simple-4.s: New test.
* gas/ppc/vle-simple-5.d: New test.
* gas/ppc/vle-simple-5.s: New test.
* gas/ppc/vle-simple-6.d: New test.
* gas/ppc/vle-simple-6.s: New test.
* gas/ppc/vle.d: New test.
* gas/ppc/vle.s: New test.
2012-05-14 James Lemke <jwlemke@codesourcery.com>
include/elf/
* ppc.h (SEC_PPC_VLE): Remove.
2012-05-14 Catherine Moore <clm@codesourcery.com>
James Lemke <jwlemke@codesourcery.com>
include/elf/
* ppc.h (R_PPC_VLE_REL8): New reloction.
(R_PPC_VLE_REL15): Likewise.
(R_PPC_VLE_REL24): Likewise.
(R_PPC_VLE_LO16A): Likewise.
(R_PPC_VLE_LO16D): Likewise.
(R_PPC_VLE_HI16A): Likewise.
(R_PPC_VLE_HI16D): Likewise.
(R_PPC_VLE_HA16A): Likewise.
(R_PPC_VLE_HA16D): Likewise.
(R_PPC_VLE_SDA21): Likewise.
(R_PPC_VLE_SDA21_LO): Likewise.
(R_PPC_VLE_SDAREL_LO16A): Likewise.
(R_PPC_VLE_SDAREL_LO16D): Likewise.
(R_PPC_VLE_SDAREL_HI16A): Likewise.
(R_PPC_VLE_SDAREL_HI16D): Likewise.
(R_PPC_VLE_SDAREL_HA16A): Likewise.
(R_PPC_VLE_SDAREL_HA16D): Likewise.
(SEC_PPC_VLE): Remove.
(PF_PPC_VLE): New program header flag.
(SHF_PPC_VLE): New section header flag.
(vle_opcodes, vle_num_opcodes): New.
(VLE_OP): New macro.
(VLE_OP_TO_SEG): New macro.
2012-05-14 Catherine Moore <clm@codesourcery.com>
Maciej W. Rozycki <macro@codesourcery.com>
Rhonda Wittels <rhonda@codesourcery.com>
include/opcode/
* ppc.h (PPC_OPCODE_VLE): New definition.
(PPC_OP_SA): New macro.
(PPC_OP_SE_VLE): New macro.
(PPC_OP): Use a variable shift amount.
(powerpc_operand): Update comments.
(PPC_OPSHIFT_INV): New macro.
(PPC_OPERAND_CR): Replace with...
(PPC_OPERAND_CR_BIT): ...this and
(PPC_OPERAND_CR_REG): ...this.
2012-05-14 James Lemke <jwlemke@codesourcery.com>
ld/
* ldlang.c (walk_wild_consider_section): Don't copy section_flag_list.
Pass it to callback.
(walk_wild_section_general): Pass section_flag_list to callback.
(lang_add_section): Add sflag_list parm.
Move out logic to keep / omit a section & call bfd_lookup_section_flags.
(output_section_callback_fast): Add sflag_list parm.
Add new parm to lang_add_section calls.
(output_section_callback): Likewise.
(check_section_callback): Add sflag_list parm.
(lang_place_orphans): Add new parm to lang_add_section calls.
(gc_section_callback): Add sflag_list parm.
(find_relro_section_callback): Likewise.
* ldlang.h (callback_t): Add flag_info parm.
(lang_add_section): Add sflag_list parm.
* emultempl/armelf.em (elf32_arm_add_stub_section):
Add lang_add_section parm.
* emultempl/beos.em (gld*_place_orphan): Likewise.
* emultempl/elf32.em (gld*_place_orphan): Likewise.
* emultempl/hppaelf.em (hppaelf_add_stub_section): Likewise.
* emultempl/m68hc1xelf.em (m68hc11elf_add_stub_section): Likewise.
* emultempl/mipself.em (mips_add_stub_section): Likewise.
* emultempl/mmo.em (mmo_place_orphan): Likewise.
* emultempl/pe.em (gld_*_place_orphan): Likewise.
* emultempl/pep.em (gld_*_place_orphan): Likewise.
* emultempl/ppc64elf.em (ppc_add_stub_section): Likewise.
* emultempl/spuelf.em (spu_place_special_section): Likewise.
* emultempl/vms.em (vms_place_orphan): Likewise.
2012-05-14 James Lemke <jwlemke@codesourcery.com>
ld/testsuite/
* ld-powerpc/powerpc.exp: Create ppceabitests.
* ld-powerpc/vle-multiseg.s: New.
* ld-powerpc/vle-multiseg-1.d: New.
* ld-powerpc/vle-multiseg-1.ld: New.
* ld-powerpc/vle-multiseg-2.d: New.
* ld-powerpc/vle-multiseg-2.ld: New.
* ld-powerpc/vle-multiseg-3.d: New.
* ld-powerpc/vle-multiseg-3.ld: New.
* ld-powerpc/vle-multiseg-4.d: New.
* ld-powerpc/vle-multiseg-4.ld: New.
* ld-powerpc/vle-multiseg-5.d: New.
* ld-powerpc/vle-multiseg-5.ld: New.
* ld-powerpc/vle-multiseg-6.d: New.
* ld-powerpc/vle-multiseg-6.ld: New.
* ld-powerpc/vle-multiseg-6a.s: New.
* ld-powerpc/vle-multiseg-6b.s: New.
* ld-powerpc/vle-multiseg-6c.s: New.
* ld-powerpc/vle-multiseg-6d.s: New.
* ld-powerpc/powerpc.exp: Run new tests.
2012-05-14 Catherine Moore <clm@codesourcery.com>
ld/
* NEWS: Mention PowerPC VLE port.
2012-05-14 Catherine Moore <clm@codesourcery.com>
ld/testsuite/
* ld-powerpc/apuinfo.rd: Update for VLE.
* ld-powerpc/vle-reloc-1.d: New.
* ld-powerpc/vle-reloc-1.s: New.
* ld-powerpc/vle-reloc-2.d: New.
* ld-powerpc/vle-reloc-2.s: New.
* ld-powerpc/vle-reloc-3.d: New.
* ld-powerpc/vle-reloc-3.s: New.
* ld-powerpc/vle-reloc-def-1.s: New.
* ld-powerpc/vle-reloc-def-2.s: New.
* ld-powerpc/vle-reloc-def-3.s: New.
2012-05-14 James Lemke <jwlemke@codesourcery.com>
opcodes/
* ppc-dis.c (get_powerpc_dialect): Use is_ppc_vle.
(PPC_OPCD_SEGS, VLE_OPCD_SEGS): New defines.
(vle_opcd_indices): New array.
(lookup_vle): New function.
(disassemble_init_powerpc): Revise for second (VLE) opcode table.
(print_insn_powerpc): Likewise.
* ppc-opc.c: Likewise.
2012-05-14 Catherine Moore <clm@codesourcery.com>
Maciej W. Rozycki <macro@codesourcery.com>
Rhonda Wittels <rhonda@codesourcery.com>
Nathan Froyd <froydnj@codesourcery.com>
opcodes/
* ppc-opc.c (insert_arx, extract_arx): New functions.
(insert_ary, extract_ary): New functions.
(insert_li20, extract_li20): New functions.
(insert_rx, extract_rx): New functions.
(insert_ry, extract_ry): New functions.
(insert_sci8, extract_sci8): New functions.
(insert_sci8n, extract_sci8n): New functions.
(insert_sd4h, extract_sd4h): New functions.
(insert_sd4w, extract_sd4w): New functions.
(insert_vlesi, extract_vlesi): New functions.
(insert_vlensi, extract_vlensi): New functions.
(insert_vleui, extract_vleui): New functions.
(insert_vleil, extract_vleil): New functions.
(BI_MASK, BB_MASK, BT): Use PPC_OPERAND_CR_BIT.
(BI16, BI32, BO32, B8): New.
(B15, B24, CRD32, CRS): New.
(CRD, OBF, BFA, CR, CRFS): Use PPC_OPERAND_CR_REG.
(DB, IMM20, RD, Rx, ARX, RY, RZ): New.
(ARY, SCLSCI8, SCLSCI8N, SE_SD, SE_SDH): New.
(SH6_MASK): Use PPC_OPSHIFT_INV.
(SI8, UI5, OIMM5, UI7, BO16): New.
(VLESIMM, VLENSIMM, VLEUIMM, VLEUIMML): New.
(XT6, XA6, XB6, XB6S, XC6): Use PPC_OPSHIFT_INV.
(ALLOW8_SPRG): New.
(insert_sprg, extract_sprg): Check ALLOW8_SPRG.
(OPVUP, OPVUP_MASK OPVUP): New
(BD8, BD8_MASK, BD8IO, BD8IO_MASK): New.
(EBD8IO, EBD8IO1_MASK, EBD8IO2_MASK, EBD8IO3_MASK): New.
(BD15, BD15_MASK, EBD15, EBD15_MASK, EBD15BI, EBD15BI_MASK): New.
(BD24,BD24_MASK, C_LK, C_LK_MASK, C, C_MASK): New.
(IA16, IA16_MASK, I16A, I16A_MASK, I16L, I16L_MASK): New.
(IM7, IM7_MASK, LI20, LI20_MASK, SCI8, SCI8_MASK): New.
(SCI8BF, SCI8BF_MASK, SD4, SD4_MASK): New.
(SE_IM5, SE_IM5_MASK): New.
(SE_R, SE_R_MASK, SE_RR, SE_RR_MASK): New.
(EX, EX_MASK, BO16F, BO16T, BO32F, BO32T): New.
(BO32DNZ, BO32DZ): New.
(NO371, PPCSPE, PPCISEL, PPCEFS, MULHW): Include PPC_OPCODE_VLE.
(PPCVLE): New.
(powerpc_opcodes): Add new VLE instructions. Update existing
instruction to include PPCVLE if supported.
* ppc-dis.c (ppc_opts): Add vle entry.
(get_powerpc_dialect): New function.
(powerpc_init_dialect): VLE support.
(print_insn_big_powerpc): Call get_powerpc_dialect.
(print_insn_little_powerpc): Likewise.
(operand_value_powerpc): Handle negative shift counts.
(print_insn_powerpc): Handle 2-byte instruction lengths.
Diffstat (limited to 'include/opcode/ppc.h')
-rw-r--r-- | include/opcode/ppc.h | 43 |
1 files changed, 37 insertions, 6 deletions
diff --git a/include/opcode/ppc.h b/include/opcode/ppc.h index e672502..2e789d6 100644 --- a/include/opcode/ppc.h +++ b/include/opcode/ppc.h @@ -65,6 +65,8 @@ struct powerpc_opcode instructions. */ extern const struct powerpc_opcode powerpc_opcodes[]; extern const int powerpc_num_opcodes; +extern const struct powerpc_opcode vle_opcodes[]; +extern const int vle_num_opcodes; /* Values defined for the flags field of a struct powerpc_opcode. */ @@ -183,8 +185,20 @@ extern const int powerpc_num_opcodes; /* Opcode is supported by Thread management APU */ #define PPC_OPCODE_TMR 0x800000000ull +/* Opcode which is supported by the VLE extension. */ +#define PPC_OPCODE_VLE 0x1000000000ull + /* A macro to extract the major opcode from an instruction. */ #define PPC_OP(i) (((i) >> 26) & 0x3f) + +/* A macro to determine if the instruction is a 2-byte VLE insn. */ +#define PPC_OP_SE_VLE(m) ((m) <= 0xffff) + +/* A macro to extract the major opcode from a VLE instruction. */ +#define VLE_OP(i,m) (((i) >> ((m) <= 0xffff ? 10 : 26)) & 0x3f) + +/* A macro to convert a VLE opcode to a VLE opcode segment. */ +#define VLE_OP_TO_SEG(i) ((i) >> 1) /* The operands table is an array of struct powerpc_operand. */ @@ -193,16 +207,22 @@ struct powerpc_operand /* A bitmask of bits in the operand. */ unsigned int bitm; - /* How far the operand is left shifted in the instruction. - -1 to indicate that BITM and SHIFT cannot be used to determine - where the operand goes in the insn. */ + /* The shift operation to be applied to the operand. No shift + is made if this is zero. For positive values, the operand + is shifted left by SHIFT. For negative values, the operand + is shifted right by -SHIFT. Use PPC_OPSHIFT_INV to indicate + that BITM and SHIFT cannot be used to determine where the + operand goes in the insn. */ int shift; /* Insertion function. This is used by the assembler. To insert an operand value into an instruction, check this field. If it is NULL, execute - i |= (op & o->bitm) << o->shift; + if (o->shift >= 0) + i |= (op & o->bitm) << o->shift; + else + i |= (op & o->bitm) >> -o->shift; (i is the instruction which we are filling in, o is a pointer to this structure, and op is the operand value). @@ -220,7 +240,10 @@ struct powerpc_operand extract this operand type from an instruction, check this field. If it is NULL, compute - op = (i >> o->shift) & o->bitm; + if (o->shift >= 0) + op = (i >> o->shift) & o->bitm; + else + op = (i << -o->shift) & o->bitm; if ((o->flags & PPC_OPERAND_SIGNED) != 0) sign_extend (op); (i is the instruction, o is a pointer to this structure, and op @@ -244,6 +267,11 @@ struct powerpc_operand extern const struct powerpc_operand powerpc_operands[]; extern const unsigned int num_powerpc_operands; +/* Use with the shift field of a struct powerpc_operand to indicate + that BITM and SHIFT cannot be used to determine where the operand + goes in the insn. */ +#define PPC_OPSHIFT_INV (-1 << 31) + /* Values defined for the flags field of a struct powerpc_operand. */ /* This operand takes signed values. */ @@ -277,7 +305,7 @@ extern const unsigned int num_powerpc_operands; cr4 4 cr5 5 cr6 6 cr7 7 These may be combined arithmetically, as in cr2*4+gt. These are only supported on the PowerPC, not the POWER. */ -#define PPC_OPERAND_CR (0x10) +#define PPC_OPERAND_CR_BIT (0x10) /* This operand names a register. The disassembler uses this to print register names with a leading 'r'. */ @@ -342,6 +370,9 @@ extern const unsigned int num_powerpc_operands; /* This operand names a vector-scalar unit register. The disassembler prints these with a leading 'vs'. */ #define PPC_OPERAND_VSR (0x100000) + +/* This is a CR FIELD that does not use symbolic names. */ +#define PPC_OPERAND_CR_REG (0x200000) /* The POWER and PowerPC assemblers use a few macros. We keep them with the operands table for simplicity. The macro table is an |