reset meta-xilinx subtree on master HEAD(874b9cee5e)
Change-Id: Ic0716e95ff53e7d63c54dc5fce6ee42fc99ed424
diff --git a/meta-xilinx/meta-microblaze/recipes-devtools/gdb/gdb/0016-MB-X-initial-commit.patch b/meta-xilinx/meta-microblaze/recipes-devtools/gdb/gdb/0016-MB-X-initial-commit.patch
new file mode 100644
index 0000000..8bf0739
--- /dev/null
+++ b/meta-xilinx/meta-microblaze/recipes-devtools/gdb/gdb/0016-MB-X-initial-commit.patch
@@ -0,0 +1,337 @@
+From f82b24b2685d0cde8f8fdd0a1dcffe7b76b2027c Mon Sep 17 00:00:00 2001
+From: Nagaraju Mekala <nmekala@xilix.com>
+Date: Sun, 30 Sep 2018 16:31:26 +0530
+Subject: [PATCH 16/40] MB-X initial commit code cleanup is needed.
+
+---
+ bfd/bfd-in2.h | 10 +++
+ bfd/elf32-microblaze.c | 63 +++++++++++++++++-
+ bfd/elf64-microblaze.c | 59 +++++++++++++++++
+ bfd/libbfd.h | 2 +
+ bfd/reloc.c | 12 ++++
+ include/elf/microblaze.h | 2 +
+ opcodes/microblaze-opc.h | 4 +-
+ opcodes/microblaze-opcm.h | 4 +-
+ 9 files changed, 243 insertions(+), 40 deletions(-)
+
+diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h
+index 52c81b10b6d..c6738960bb2 100644
+--- a/bfd/bfd-in2.h
++++ b/bfd/bfd-in2.h
+@@ -5373,11 +5373,21 @@ value in two words (with an imm instruction). No relocation is
+ done here - only used for relaxing */
+ BFD_RELOC_MICROBLAZE_64_NONE,
+
++/* This is a 64 bit reloc that stores the 32 bit pc relative
++value in two words (with an imml instruction). No relocation is
++done here - only used for relaxing */
++ BFD_RELOC_MICROBLAZE_64,
++
+ /* This is a 64 bit reloc that stores the 32 bit pc relative
+ value in two words (with an imm instruction). The relocation is
+ PC-relative GOT offset */
+ BFD_RELOC_MICROBLAZE_64_GOTPC,
+
++/* This is a 64 bit reloc that stores the 32 bit pc relative
++value in two words (with an imml instruction). The relocation is
++PC-relative GOT offset */
++ BFD_RELOC_MICROBLAZE_64_GPC,
++
+ /* This is a 64 bit reloc that stores the 32 bit pc relative
+ value in two words (with an imm instruction). The relocation is
+ GOT offset */
+diff --git a/bfd/elf32-microblaze.c b/bfd/elf32-microblaze.c
+index cb7271f5017..a31b407cfbf 100644
+--- a/bfd/elf32-microblaze.c
++++ b/bfd/elf32-microblaze.c
+@@ -116,6 +116,20 @@ static reloc_howto_type microblaze_elf_howto_raw[] =
+ 0x0000ffff, /* Dest Mask. */
+ TRUE), /* PC relative offset? */
+
++ HOWTO (R_MICROBLAZE_IMML_64, /* Type. */
++ 0, /* Rightshift. */
++ 2, /* Size (0 = byte, 1 = short, 2 = long). */
++ 16, /* Bitsize. */
++ TRUE, /* PC_relative. */
++ 0, /* Bitpos. */
++ complain_overflow_dont, /* Complain on overflow. */
++ bfd_elf_generic_reloc,/* Special Function. */
++ "R_MICROBLAZE_IMML_64", /* Name. */
++ FALSE, /* Partial Inplace. */
++ 0, /* Source Mask. */
++ 0x0000ffff, /* Dest Mask. */
++ FALSE), /* PC relative offset? */
++
+ /* A 64 bit relocation. Table entry not really used. */
+ HOWTO (R_MICROBLAZE_64, /* Type. */
+ 0, /* Rightshift. */
+@@ -280,6 +294,21 @@ static reloc_howto_type microblaze_elf_howto_raw[] =
+ 0x0000ffff, /* Dest Mask. */
+ TRUE), /* PC relative offset? */
+
++ /* A 64 bit GOTPC relocation. Table-entry not really used. */
++ HOWTO (R_MICROBLAZE_GPC_64, /* Type. */
++ 0, /* Rightshift. */
++ 2, /* Size (0 = byte, 1 = short, 2 = long). */
++ 16, /* Bitsize. */
++ TRUE, /* PC_relative. */
++ 0, /* Bitpos. */
++ complain_overflow_dont, /* Complain on overflow. */
++ bfd_elf_generic_reloc, /* Special Function. */
++ "R_MICROBLAZE_GPC_64", /* Name. */
++ FALSE, /* Partial Inplace. */
++ 0, /* Source Mask. */
++ 0x0000ffff, /* Dest Mask. */
++ TRUE), /* PC relative offset? */
++
+ /* A 64 bit GOT relocation. Table-entry not really used. */
+ HOWTO (R_MICROBLAZE_GOT_64, /* Type. */
+ 0, /* Rightshift. */
+@@ -619,9 +648,15 @@ microblaze_elf_reloc_type_lookup (bfd * abfd ATTRIBUTE_UNUSED,
+ case BFD_RELOC_VTABLE_ENTRY:
+ microblaze_reloc = R_MICROBLAZE_GNU_VTENTRY;
+ break;
++ case BFD_RELOC_MICROBLAZE_64:
++ microblaze_reloc = R_MICROBLAZE_IMML_64;
++ break;
+ case BFD_RELOC_MICROBLAZE_64_GOTPC:
+ microblaze_reloc = R_MICROBLAZE_GOTPC_64;
+ break;
++ case BFD_RELOC_MICROBLAZE_64_GPC:
++ microblaze_reloc = R_MICROBLAZE_GPC_64;
++ break;
+ case BFD_RELOC_MICROBLAZE_64_GOT:
+ microblaze_reloc = R_MICROBLAZE_GOT_64;
+ break;
+@@ -1933,6 +1968,28 @@ microblaze_elf_relax_section (bfd *abfd,
+ irel->r_addend -= calc_fixup (irel->r_addend, 0, sec);
+ }
+ break;
++ case R_MICROBLAZE_IMML_64:
++ {
++ /* This was a PC-relative instruction that was
++ completely resolved. */
++ int sfix, efix;
++ unsigned int val;
++ bfd_vma target_address;
++ target_address = irel->r_addend + irel->r_offset;
++ sfix = calc_fixup (irel->r_offset, 0, sec);
++ efix = calc_fixup (target_address, 0, sec);
++
++ /* Validate the in-band val. */
++ val = bfd_get_32 (abfd, contents + irel->r_offset);
++ if (val != irel->r_addend && ELF64_R_TYPE (irel->r_info) == R_MICROBLAZE_32_NONE) {
++ fprintf(stderr, "%d: CORRUPT relax reloc %x %lx\n", __LINE__, val, irel->r_addend);
++ }
++ irel->r_addend -= (efix - sfix);
++ /* Should use HOWTO. */
++ microblaze_bfd_write_imm_value_64 (abfd, contents + irel->r_offset,
++ irel->r_addend);
++ }
++ break;
+ case R_MICROBLAZE_NONE:
+ case R_MICROBLAZE_32_NONE:
+ {
+@@ -2038,9 +2095,9 @@ microblaze_elf_relax_section (bfd *abfd,
+ microblaze_bfd_write_imm_value_32 (abfd, ocontents + irelscan->r_offset,
+ irelscan->r_addend);
+ }
+- if (ELF32_R_TYPE (irelscan->r_info) == (int) R_MICROBLAZE_32)
+- {
+- isym = isymbuf + ELF32_R_SYM (irelscan->r_info);
++ if (ELF32_R_TYPE (irelscan->r_info) == (int) R_MICROBLAZE_32)
++ {
++ isym = isymbuf + ELF32_R_SYM (irelscan->r_info);
+
+ /* Look at the reloc only if the value has been resolved. */
+ if (isym->st_shndx == shndx
+diff --git a/bfd/elf64-microblaze.c b/bfd/elf64-microblaze.c
+index fa4b95e47e0..d55700fc513 100644
+--- a/bfd/elf64-microblaze.c
++++ b/bfd/elf64-microblaze.c
+@@ -116,6 +116,21 @@ static reloc_howto_type microblaze_elf_howto_raw[] =
+ 0x0000ffff, /* Dest Mask. */
+ TRUE), /* PC relative offset? */
+
++ /* A 64 bit relocation. Table entry not really used. */
++ HOWTO (R_MICROBLAZE_IMML_64, /* Type. */
++ 0, /* Rightshift. */
++ 4, /* Size (0 = byte, 1 = short, 2 = long). */
++ 64, /* Bitsize. */
++ TRUE, /* PC_relative. */
++ 0, /* Bitpos. */
++ complain_overflow_dont, /* Complain on overflow. */
++ bfd_elf_generic_reloc,/* Special Function. */
++ "R_MICROBLAZE_IMML_64", /* Name. */
++ FALSE, /* Partial Inplace. */
++ 0, /* Source Mask. */
++ 0x0000ffff, /* Dest Mask. */
++ TRUE), /* PC relative offset? */
++
+ /* A 64 bit relocation. Table entry not really used. */
+ HOWTO (R_MICROBLAZE_64, /* Type. */
+ 0, /* Rightshift. */
+@@ -265,6 +280,21 @@ static reloc_howto_type microblaze_elf_howto_raw[] =
+ 0x0000ffff, /* Dest Mask. */
+ TRUE), /* PC relative offset? */
+
++ /* A 64 bit GOTPC relocation. Table-entry not really used. */
++ HOWTO (R_MICROBLAZE_GPC_64, /* Type. */
++ 0, /* Rightshift. */
++ 2, /* Size (0 = byte, 1 = short, 2 = long). */
++ 16, /* Bitsize. */
++ TRUE, /* PC_relative. */
++ 0, /* Bitpos. */
++ complain_overflow_dont, /* Complain on overflow. */
++ bfd_elf_generic_reloc, /* Special Function. */
++ "R_MICROBLAZE_GPC_64", /* Name. */
++ FALSE, /* Partial Inplace. */
++ 0, /* Source Mask. */
++ 0x0000ffff, /* Dest Mask. */
++ TRUE), /* PC relative offset? */
++
+ /* A 64 bit GOT relocation. Table-entry not really used. */
+ HOWTO (R_MICROBLAZE_GOT_64, /* Type. */
+ 0, /* Rightshift. */
+@@ -589,9 +619,15 @@ microblaze_elf_reloc_type_lookup (bfd * abfd ATTRIBUTE_UNUSED,
+ case BFD_RELOC_VTABLE_ENTRY:
+ microblaze_reloc = R_MICROBLAZE_GNU_VTENTRY;
+ break;
++ case BFD_RELOC_MICROBLAZE_64:
++ microblaze_reloc = R_MICROBLAZE_IMML_64;
++ break;
+ case BFD_RELOC_MICROBLAZE_64_GOTPC:
+ microblaze_reloc = R_MICROBLAZE_GOTPC_64;
+ break;
++ case BFD_RELOC_MICROBLAZE_64_GPC:
++ microblaze_reloc = R_MICROBLAZE_GPC_64;
++ break;
+ case BFD_RELOC_MICROBLAZE_64_GOT:
+ microblaze_reloc = R_MICROBLAZE_GOT_64;
+ break;
+@@ -1162,6 +1198,7 @@ microblaze_elf_relocate_section (bfd *output_bfd,
+ break; /* Do nothing. */
+
+ case (int) R_MICROBLAZE_GOTPC_64:
++ case (int) R_MICROBLAZE_GPC_64:
+ relocation = htab->sgotplt->output_section->vma
+ + htab->sgotplt->output_offset;
+ relocation -= (input_section->output_section->vma
+@@ -1863,6 +1900,28 @@ microblaze_elf_relax_section (bfd *abfd,
+ irel->r_addend -= calc_fixup (irel->r_addend, 0, sec);
+ }
+ break;
++ case R_MICROBLAZE_IMML_64:
++ {
++ /* This was a PC-relative instruction that was
++ completely resolved. */
++ int sfix, efix;
++ unsigned int val;
++ bfd_vma target_address;
++ target_address = irel->r_addend + irel->r_offset;
++ sfix = calc_fixup (irel->r_offset, 0, sec);
++ efix = calc_fixup (target_address, 0, sec);
++
++ /* Validate the in-band val. */
++ val = bfd_get_32 (abfd, contents + irel->r_offset);
++ if (val != irel->r_addend && ELF64_R_TYPE (irel->r_info) == R_MICROBLAZE_32_NONE) {
++ fprintf(stderr, "%d: CORRUPT relax reloc %x %lx\n", __LINE__, val, irel->r_addend);
++ }
++ irel->r_addend -= (efix - sfix);
++ /* Should use HOWTO. */
++ microblaze_bfd_write_imm_value_64 (abfd, contents + irel->r_offset,
++ irel->r_addend);
++ }
++ break;
+ case R_MICROBLAZE_NONE:
+ case R_MICROBLAZE_32_NONE:
+ {
+diff --git a/bfd/libbfd.h b/bfd/libbfd.h
+index a01891f3423..4e71991273e 100644
+--- a/bfd/libbfd.h
++++ b/bfd/libbfd.h
+@@ -2905,7 +2905,9 @@ static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@",
+ "BFD_RELOC_MICROBLAZE_32_SYM_OP_SYM",
+ "BFD_RELOC_MICROBLAZE_32_NONE",
+ "BFD_RELOC_MICROBLAZE_64_NONE",
++ "BFD_RELOC_MICROBLAZE_64",
+ "BFD_RELOC_MICROBLAZE_64_GOTPC",
++ "BFD_RELOC_MICROBLAZE_64_GPC",
+ "BFD_RELOC_MICROBLAZE_64_GOT",
+ "BFD_RELOC_MICROBLAZE_64_PLT",
+ "BFD_RELOC_MICROBLAZE_64_GOTOFF",
+diff --git a/bfd/reloc.c b/bfd/reloc.c
+index 78f13180c71..8b3cc604738 100644
+--- a/bfd/reloc.c
++++ b/bfd/reloc.c
+@@ -6814,12 +6814,24 @@ ENUMDOC
+ done here - only used for relaxing
+ ENUM
+ BFD_RELOC_MICROBLAZE_64_NONE
++ENUMDOC
++ This is a 32 bit reloc that stores the 32 bit pc relative
++ value in two words (with an imml instruction). No relocation is
++ done here - only used for relaxing
++ENUM
++ BFD_RELOC_MICROBLAZE_64
+ ENUMDOC
+ This is a 64 bit reloc that stores the 32 bit pc relative
+ value in two words (with an imm instruction). No relocation is
+ done here - only used for relaxing
+ ENUM
+ BFD_RELOC_MICROBLAZE_64_GOTPC
++ENUMDOC
++ This is a 64 bit reloc that stores the 32 bit pc relative
++ value in two words (with an imml instruction). No relocation is
++ done here - only used for relaxing
++ENUM
++ BFD_RELOC_MICROBLAZE_64_GPC
+ ENUMDOC
+ This is a 64 bit reloc that stores the 32 bit pc relative
+ value in two words (with an imm instruction). The relocation is
+diff --git a/include/elf/microblaze.h b/include/elf/microblaze.h
+index 0dba2c0f44f..030eb99a1a0 100644
+--- a/include/elf/microblaze.h
++++ b/include/elf/microblaze.h
+@@ -62,6 +62,8 @@ START_RELOC_NUMBERS (elf_microblaze_reloc_type)
+ RELOC_NUMBER (R_MICROBLAZE_TEXTREL_64, 31) /* TEXT Entry offset 64-bit. */
+ RELOC_NUMBER (R_MICROBLAZE_TEXTREL_32_LO, 32) /* TEXT Entry offset 32-bit. */
+ RELOC_NUMBER (R_MICROBLAZE_32_NONE, 33)
++ RELOC_NUMBER (R_MICROBLAZE_IMML_64, 34)
++ RELOC_NUMBER (R_MICROBLAZE_GPC_64, 35) /* GOT entry offset. */
+ END_RELOC_NUMBERS (R_MICROBLAZE_max)
+
+ /* Global base address names. */
+diff --git a/opcodes/microblaze-opc.h b/opcodes/microblaze-opc.h
+index 28dc991c430..46263bc7e16 100644
+--- a/opcodes/microblaze-opc.h
++++ b/opcodes/microblaze-opc.h
+@@ -538,8 +538,8 @@ struct op_code_struct
+ {"llr", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xC8000300, OPCODE_MASK_H4, llr, memory_load_inst },
+ {"sl", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xD8000100, OPCODE_MASK_H4, sl, memory_store_inst },
+ {"slr", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xD8000300, OPCODE_MASK_H4, slr, memory_store_inst },
+- {"lli", INST_TYPE_RD_R1_IMML, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xE8000000, OPCODE_MASK_H, invalid_inst, memory_load_inst }, /* Identical to 32-bit */
+- {"sli", INST_TYPE_RD_R1_IMML, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xF8000000, OPCODE_MASK_H, invalid_inst, memory_store_inst }, /* Identical to 32-bit */
++ {"lli", INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xEC000000, OPCODE_MASK_H, invalid_inst, memory_load_inst }, /* Identical to 32-bit */
++ {"sli", INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xFC000000, OPCODE_MASK_H, invalid_inst, memory_store_inst }, /* Identical to 32-bit */
+ {"lla", INST_TYPE_RD_R1_IMML, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x30000000, OPCODE_MASK_H, invalid_inst, arithmetic_inst }, /* lla translates to addlik */
+ {"dadd", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000400, OPCODE_MASK_H4, dadd, arithmetic_inst },
+ {"drsub", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000480, OPCODE_MASK_H4, drsub, arithmetic_inst },
+diff --git a/opcodes/microblaze-opcm.h b/opcodes/microblaze-opcm.h
+index ad475a4af15..ee01cdb7d9b 100644
+--- a/opcodes/microblaze-opcm.h
++++ b/opcodes/microblaze-opcm.h
+@@ -40,8 +40,8 @@ enum microblaze_instr
+ imm, rtsd, rtid, rtbd, rted, bri, brid, brlid, brai, braid, bralid,
+ brki, beqi, beqid, bnei, bneid, blti, bltid, blei, bleid, bgti,
+ bgtid, bgei, bgeid, lbu, lbuea, lbur, lhu, lhuea, lhur, lw, lwea, lwr, lwx,
+- sb, sbea, sbr, sh, shea, shr, sw, swea, swr, swx, lbui, lhui, lwi,
+- sbi, shi, swi, msrset, msrclr, tuqula, mbi_fadd, frsub, mbi_fmul, mbi_fdiv,
++ sb, sbea, sbr, sh, shea, shr, sw, swea, swr, swx, lbui, lhui, lwi, lli,
++ sbi, shi, sli, swi, msrset, msrclr, tuqula, mbi_fadd, frsub, mbi_fmul, mbi_fdiv,
+ fcmp_lt, fcmp_eq, fcmp_le, fcmp_gt, fcmp_ne, fcmp_ge, fcmp_un, flt,
+ fint, fsqrt,
+ tget, tcget, tnget, tncget, tput, tcput, tnput, tncput,
+--
+2.17.1
+