diff options
Diffstat (limited to 'meta-xilinx/meta-xilinx-bsp/recipes-microblaze/binutils/binutils-2.32/0021-Fixed-address-computation-issues-with-64bit-address.patch')
-rw-r--r-- | meta-xilinx/meta-xilinx-bsp/recipes-microblaze/binutils/binutils-2.32/0021-Fixed-address-computation-issues-with-64bit-address.patch | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/binutils/binutils-2.32/0021-Fixed-address-computation-issues-with-64bit-address.patch b/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/binutils/binutils-2.32/0021-Fixed-address-computation-issues-with-64bit-address.patch new file mode 100644 index 000000000..b3aebb745 --- /dev/null +++ b/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/binutils/binutils-2.32/0021-Fixed-address-computation-issues-with-64bit-address.patch @@ -0,0 +1,217 @@ +From 8b98898add56667d28b7d6242c86603bb2f5946e Mon Sep 17 00:00:00 2001 +From: Nagaraju Mekala <nmekala@xilix.com> +Date: Tue, 9 Oct 2018 10:14:22 +0530 +Subject: [PATCH] - Fixed address computation issues with 64bit address - Fixed + imml dissassamble issue + +Signed-off-by: Mahesh Bodapati <mbodapat@xilinx.com> +Signed-off-by: Nagaraju Mekala <nagaraju.mekala@xilinx.com> + +--- + bfd/bfd-in2.h | 5 ++++ + bfd/elf64-microblaze.c | 14 ++++----- + gas/config/tc-microblaze.c | 74 +++++++++++++++++++++++++++++++++++++++++----- + opcodes/microblaze-dis.c | 2 +- + 4 files changed, 79 insertions(+), 16 deletions(-) + +diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h +index f74aac1..434b41c 100644 +--- a/bfd/bfd-in2.h ++++ b/bfd/bfd-in2.h +@@ -5882,6 +5882,11 @@ done here - only used for relaxing */ + * +done here - only used for relaxing */ + BFD_RELOC_MICROBLAZE_64, + ++/* This is a 64 bit reloc that stores the 32 bit relative ++ * +value in two words (with an imml instruction). No relocation is ++ * +done here - only used for relaxing */ ++ BFD_RELOC_MICROBLAZE_EA64, ++ + /* 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 */ +diff --git a/bfd/elf64-microblaze.c b/bfd/elf64-microblaze.c +index e9b3cf3..40f10aa 100644 +--- a/bfd/elf64-microblaze.c ++++ b/bfd/elf64-microblaze.c +@@ -121,15 +121,15 @@ static reloc_howto_type microblaze_elf_howto_raw[] = + 0, /* Rightshift. */ + 4, /* Size (0 = byte, 1 = short, 2 = long). */ + 64, /* Bitsize. */ +- TRUE, /* PC_relative. */ ++ FALSE, /* 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? */ ++ 0xffffffffffffff, /* Dest Mask. */ ++ FALSE), /* PC relative offset? */ + + /* A 64 bit relocation. Table entry not really used. */ + HOWTO (R_MICROBLAZE_64, /* Type. */ +@@ -585,9 +585,9 @@ microblaze_elf_reloc_type_lookup (bfd * abfd ATTRIBUTE_UNUSED, + case BFD_RELOC_32: + microblaze_reloc = R_MICROBLAZE_32; + break; +- /* RVA is treated the same as 32 */ ++ /* RVA is treated the same as 64 */ + case BFD_RELOC_RVA: +- microblaze_reloc = R_MICROBLAZE_32; ++ microblaze_reloc = R_MICROBLAZE_IMML_64; + break; + case BFD_RELOC_32_PCREL: + microblaze_reloc = R_MICROBLAZE_32_PCREL; +@@ -619,7 +619,7 @@ 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: ++ case BFD_RELOC_MICROBLAZE_EA64: + microblaze_reloc = R_MICROBLAZE_IMML_64; + break; + case BFD_RELOC_MICROBLAZE_64_GOTPC: +@@ -1969,7 +1969,7 @@ microblaze_elf_relax_section (bfd *abfd, + efix = calc_fixup (target_address, 0, sec); + + /* Validate the in-band val. */ +- val = bfd_get_32 (abfd, contents + irel->r_offset); ++ val = bfd_get_64 (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); + } +diff --git a/gas/config/tc-microblaze.c b/gas/config/tc-microblaze.c +index fa437b6..46df32e 100644 +--- a/gas/config/tc-microblaze.c ++++ b/gas/config/tc-microblaze.c +@@ -402,7 +402,6 @@ pseudo_typeS md_pseudo_table[] = + {"ent", s_func, 0}, /* Treat ent as function entry point. */ + {"end", microblaze_s_func, 1}, /* Treat end as function end point. */ + {"gpword", s_rva, 4}, /* gpword label => store resolved label address in data section. */ +- {"gpdword", s_rva, 8}, /* gpword label => store resolved label address in data section. */ + {"weakext", microblaze_s_weakext, 0}, + {"rodata", microblaze_s_rdata, 0}, + {"sdata2", microblaze_s_rdata, 1}, +@@ -2482,15 +2481,71 @@ md_apply_fix (fixS * fixP, + /* Don't do anything if the symbol is not defined. */ + if (fixP->fx_addsy == NULL || S_IS_DEFINED (fixP->fx_addsy)) + { ++ if ((fixP->fx_r_type == BFD_RELOC_RVA) && (microblaze_arch_size == 64)) ++ { ++ if (target_big_endian) ++ { ++ buf[0] |= ((val >> 56) & 0xff); ++ buf[1] |= ((val >> 48) & 0xff); ++ buf[2] |= ((val >> 40) & 0xff); ++ buf[3] |= ((val >> 32) & 0xff); ++ buf[4] |= ((val >> 24) & 0xff); ++ buf[5] |= ((val >> 16) & 0xff); ++ buf[6] |= ((val >> 8) & 0xff); ++ buf[7] |= (val & 0xff); ++ } ++ else ++ { ++ buf[7] |= ((val >> 56) & 0xff); ++ buf[6] |= ((val >> 48) & 0xff); ++ buf[5] |= ((val >> 40) & 0xff); ++ buf[4] |= ((val >> 32) & 0xff); ++ buf[3] |= ((val >> 24) & 0xff); ++ buf[2] |= ((val >> 16) & 0xff); ++ buf[1] |= ((val >> 8) & 0xff); ++ buf[0] |= (val & 0xff); ++ } ++ } ++ else { ++ if (target_big_endian) ++ { ++ buf[0] |= ((val >> 24) & 0xff); ++ buf[1] |= ((val >> 16) & 0xff); ++ buf[2] |= ((val >> 8) & 0xff); ++ buf[3] |= (val & 0xff); ++ } ++ else ++ { ++ buf[3] |= ((val >> 24) & 0xff); ++ buf[2] |= ((val >> 16) & 0xff); ++ buf[1] |= ((val >> 8) & 0xff); ++ buf[0] |= (val & 0xff); ++ } ++ } ++ } ++ break; ++ ++ case BFD_RELOC_MICROBLAZE_EA64: ++ /* Don't do anything if the symbol is not defined. */ ++ if (fixP->fx_addsy == NULL || S_IS_DEFINED (fixP->fx_addsy)) ++ { + if (target_big_endian) + { +- buf[0] |= ((val >> 24) & 0xff); +- buf[1] |= ((val >> 16) & 0xff); +- buf[2] |= ((val >> 8) & 0xff); +- buf[3] |= (val & 0xff); ++ buf[0] |= ((val >> 56) & 0xff); ++ buf[1] |= ((val >> 48) & 0xff); ++ buf[2] |= ((val >> 40) & 0xff); ++ buf[3] |= ((val >> 32) & 0xff); ++ buf[4] |= ((val >> 24) & 0xff); ++ buf[5] |= ((val >> 16) & 0xff); ++ buf[6] |= ((val >> 8) & 0xff); ++ buf[7] |= (val & 0xff); + } + else + { ++ buf[7] |= ((val >> 56) & 0xff); ++ buf[6] |= ((val >> 48) & 0xff); ++ buf[5] |= ((val >> 40) & 0xff); ++ buf[4] |= ((val >> 32) & 0xff); + buf[3] |= ((val >> 24) & 0xff); + buf[2] |= ((val >> 16) & 0xff); + buf[1] |= ((val >> 8) & 0xff); +@@ -2611,6 +2666,8 @@ md_apply_fix (fixS * fixP, + fixP->fx_r_type = BFD_RELOC_MICROBLAZE_64_NONE; + else if (fixP->fx_r_type == BFD_RELOC_32) + fixP->fx_r_type = BFD_RELOC_MICROBLAZE_32_NONE; ++ else if(fixP->fx_r_type == BFD_RELOC_MICROBLAZE_EA64) ++ fixP->fx_r_type = BFD_RELOC_MICROBLAZE_EA64; + else + fixP->fx_r_type = BFD_RELOC_NONE; + fixP->fx_addsy = section_symbol (absolute_section); +@@ -2882,6 +2939,7 @@ tc_gen_reloc (asection * section ATTRIBUTE_UNUSED, fixS * fixp) + case BFD_RELOC_MICROBLAZE_32_SYM_OP_SYM: + case BFD_RELOC_MICROBLAZE_64_GOTPC: + case BFD_RELOC_MICROBLAZE_64_GPC: ++ case BFD_RELOC_MICROBLAZE_EA64: + case BFD_RELOC_MICROBLAZE_64: + case BFD_RELOC_MICROBLAZE_64_PCREL: + case BFD_RELOC_MICROBLAZE_64_GOT: +@@ -3027,10 +3085,10 @@ cons_fix_new_microblaze (fragS * frag, + r = BFD_RELOC_32; + break; + case 8: +- if (microblaze_arch_size == 64) ++ /*if (microblaze_arch_size == 64) + r = BFD_RELOC_32; +- else +- r = BFD_RELOC_64; ++ else*/ ++ r = BFD_RELOC_MICROBLAZE_EA64; + break; + default: + as_bad (_("unsupported BFD relocation size %u"), size); +diff --git a/opcodes/microblaze-dis.c b/opcodes/microblaze-dis.c +index 20ea6a8..f679a43 100644 +--- a/opcodes/microblaze-dis.c ++++ b/opcodes/microblaze-dis.c +@@ -61,7 +61,7 @@ get_field_imml (long instr) + { + char tmpstr[25]; + +- sprintf (tmpstr, "%d", (short)((instr & IMML_MASK) >> IMM_LOW)); ++ sprintf (tmpstr, "%d", (int)((instr & IMML_MASK) >> IMM_LOW)); + return (strdup (tmpstr)); + } + |