Missing relocation R_PPC_VLE_ADDR20 and add VLE flag to details in readelf

[deliverable/binutils-gdb.git] / bfd / elf32-ppc.c

diff --git a/bfd/elf32-ppc.c b/bfd/elf32-ppc.c
index 2bdba9ff5aed404d2c028a95e400b7210ddf5a3e..da4adea8aec7fa9cfb7aa2559597c1d4c7161bc5 100644 (file)
--- a/bfd/elf32-ppc.c
+++ b/bfd/elf32-ppc.c
@@ -1656,6 +1656,21 @@ static reloc_howto_type ppc_elf_howto_raw[] = {
         0x3e007ff,             /* dst_mask */
         FALSE),                /* pcrel_offset */
 
+  /* e_li split20 format.  */
+  HOWTO (R_PPC_VLE_ADDR20,     /* type */
+        16,                    /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        20,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        bfd_elf_generic_reloc, /* special_function */
+        "R_PPC_VLE_ADDR20",    /* name */
+        FALSE,                 /* partial_inplace */
+        0,                     /* src_mask */
+        0x1f07ff,              /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
   HOWTO (R_PPC_IRELATIVE,      /* type */
         0,                     /* rightshift */
         2,                     /* size (0 = byte, 1 = short, 2 = long) */
@@ -4268,6 +4283,7 @@ ppc_elf_check_relocs (bfd *abfd,
        case R_PPC_VLE_HI16D:
        case R_PPC_VLE_HA16A:
        case R_PPC_VLE_HA16D:
+       case R_PPC_VLE_ADDR20:
          break;
 
        case R_PPC_EMB_SDA2REL:
@@ -4986,6 +5002,23 @@ ppc_elf_vle_split16 (bfd *input_bfd,
   insn |= value & 0x7ff;
   bfd_put_32 (input_bfd, insn, loc);
 }
+
+static void
+ppc_elf_vle_split20 (bfd *output_bfd, bfd_byte *loc, bfd_vma value)
+{
+  unsigned int insn;
+
+  insn = bfd_get_32 (output_bfd, loc);
+  /* We have an li20 field, bits 17..20, 11..15, 21..31.  */
+  /* Top 4 bits of value to 17..20.  */
+  insn |= (value & 0xf0000) >> 5;
+  /* Next 5 bits of the value to 11..15.  */
+  insn |= (value & 0xf800) << 5;
+  /* And the final 11 bits of the value to bits 21 to 31.  */
+  insn |= value & 0x7ff;
+  bfd_put_32 (output_bfd, insn, loc);
+}
+
 \f
 /* Choose which PLT scheme to use, and set .plt flags appropriately.
    Returns -1 on error, 0 for old PLT, 1 for new PLT.  */
@@ -9512,6 +9545,10 @@ ppc_elf_relocate_section (bfd *output_bfd,
          }
          goto copy_reloc;
 
+       case R_PPC_VLE_ADDR20:
+         ppc_elf_vle_split20 (output_bfd, contents + rel->r_offset, relocation);
+         continue;
+
          /* Relocate against the beginning of the section.  */
        case R_PPC_SECTOFF:
        case R_PPC_SECTOFF_LO: