diff options
Diffstat (limited to 'meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gdb/gdb/0021-Fixed-address-computation-issues-with-64bit-address.patch')
| -rw-r--r-- | meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gdb/gdb/0021-Fixed-address-computation-issues-with-64bit-address.patch | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gdb/gdb/0021-Fixed-address-computation-issues-with-64bit-address.patch b/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gdb/gdb/0021-Fixed-address-computation-issues-with-64bit-address.patch new file mode 100644 index 000000000..dffdbd3a0 --- /dev/null +++ b/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gdb/gdb/0021-Fixed-address-computation-issues-with-64bit-address.patch @@ -0,0 +1,97 @@ +From a19471b62a23803a062693a61c783efc05e2cd33 Mon Sep 17 00:00:00 2001 +From: Nagaraju Mekala <nmekala@xilix.com> +Date: Tue, 9 Oct 2018 10:14:22 +0530 +Subject: [PATCH 21/43] - Fixed address computation issues with 64bit address - + Fixed imml dissassamble issue + +--- + bfd/bfd-in2.h | 5 +++ + bfd/elf64-microblaze.c | 14 ++++---- + 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 de46e78902..33c9cb62d9 100644 +--- a/bfd/bfd-in2.h ++++ b/bfd/bfd-in2.h +@@ -5881,6 +5881,11 @@ 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 e9b3cf3a86..40f10aac6d 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/opcodes/microblaze-dis.c b/opcodes/microblaze-dis.c +index 20ea6a885a..f679a43606 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)); + } + +-- +2.17.1 + |