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[GAS][AARCH64]Add BFD_RELOC_AARCH64_TLSGD_MOVW_G1 support.
authorRenlin Li <renlin.li@arm.com>
Fri, 2 Oct 2015 15:04:09 +0000 (16:04 +0100)
committerRenlin Li <renlin.li@arm.com>
Fri, 2 Oct 2015 16:56:08 +0000 (17:56 +0100)
bfd/

2015-10-02  Renlin Li <renlin.li@arm.com>

* reloc.c (BFD_RELOC_AARCH64_TLSGD_MOVW_G1): New entry.
* elfnn-aarch64.c (elfNN_aarch64_howto_table): New entry for
BFD_RELOC_AARCH64_TLSGD_MOVW_G1.
* bfd-in2.h: Regenerate.
* libbfd.h: Likewise.

gas/

2015-10-02  Renlin Li <renlin.li@arm.com>

* config/tc-aarch64.c (reloc_table): New relocation modifier tlsgd_g1.
(process_movw_reloc_info): Support BFD_RELOC_AARCH64_TLSGD_MOVW_G1.
(md_apply_fix): Likewise.
(aarch64_force_relocation): Likewise.

gas/testsuite/

2015-10-02  Renlin Li <renlin.li@arm.com>

* gas/aarch64/reloc-tlsgd_g1.s: New.
* gas/aarch64/reloc-tlsgd_g1.s: New.

bfd/ChangeLog patch | blob | blame | history
bfd/bfd-in2.h patch | blob | blame | history
bfd/elfnn-aarch64.c patch | blob | blame | history
bfd/libbfd.h patch | blob | blame | history
bfd/reloc.c patch | blob | blame | history
gas/ChangeLog patch | blob | blame | history
gas/config/tc-aarch64.c patch | blob | blame | history
gas/testsuite/ChangeLog patch | blob | blame | history
gas/testsuite/gas/aarch64/reloc-tlsgd_g1.d [new file with mode: 0644] patch | blob
gas/testsuite/gas/aarch64/reloc-tlsgd_g1.s [new file with mode: 0644] patch | blob

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index c31c85569f10b9062dd15116c8b1e3cd25b58ed6..329c42c60c8d35c7675cb641586caafb6faee6a7 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,11 @@
+2015-10-02  Renlin Li  <renlin.li@arm.com>
+
+       * reloc.c (BFD_RELOC_AARCH64_TLSGD_MOVW_G1): New entry.
+       * elfnn-aarch64.c (elfNN_aarch64_howto_table): New entry for
+       BFD_RELOC_AARCH64_TLSGD_MOVW_G1.
+       * bfd-in2.h: Regenerate.
+       * libbfd.h: Likewise.
+
 2015-10-02  Renlin Li  <renlin.li@arm.com>
 
        * elfnn-aarch64.c (aarch64_reloc_got_type): Add
diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h
index 6cd47ece13b5e3008c4f2767f466074ef03fdecb..39c1af2a89b509b7a0ff8365d198b3d131aca541 100644 (file)
--- a/bfd/bfd-in2.h
+++ b/bfd/bfd-in2.h
@@ -5786,6 +5786,9 @@ tls_index structure.  Used in conjunction with
 BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21.  */
   BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC,
 
+/* AArch64 TLS General Dynamic relocation.  */
+  BFD_RELOC_AARCH64_TLSGD_MOVW_G1,
+
 /* AArch64 TLS INITIAL EXEC relocation.  */
   BFD_RELOC_AARCH64_TLSIE_MOVW_GOTTPREL_G1,
 
diff --git a/bfd/elfnn-aarch64.c b/bfd/elfnn-aarch64.c
index 1747ae4d5c48d3fbd5fcb1237037c9390ed6069b..8f3f75cf24228f570e4580168895682ee1488edc 100644 (file)
--- a/bfd/elfnn-aarch64.c
+++ b/bfd/elfnn-aarch64.c
@@ -168,6 +168,7 @@
   ((R_TYPE) == BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC             \
    || (R_TYPE) == BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21           \
    || (R_TYPE) == BFD_RELOC_AARCH64_TLSGD_ADR_PREL21           \
+   || (R_TYPE) == BFD_RELOC_AARCH64_TLSGD_MOVW_G1              \
    || (R_TYPE) == BFD_RELOC_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21  \
    || (R_TYPE) == BFD_RELOC_AARCH64_TLSIE_LD32_GOTTPREL_LO12_NC        \
    || (R_TYPE) == BFD_RELOC_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC        \
@@ -1006,6 +1007,21 @@ static reloc_howto_type elfNN_aarch64_howto_table[] =
         0xfff,                 /* dst_mask */
         FALSE),                /* pcrel_offset */
 
+  /* Higher 16 bits of GOT offset to tls_index.  */
+  HOWTO64 (AARCH64_R (TLSGD_MOVW_G1),  /* type */
+        16,                    /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_unsigned,    /* complain_on_overflow */
+        bfd_elf_generic_reloc, /* special_function */
+        AARCH64_R_STR (TLSGD_MOVW_G1), /* name */
+        FALSE,                 /* partial_inplace */
+        0xffff,                /* src_mask */
+        0xffff,                /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
   HOWTO64 (AARCH64_R (TLSIE_MOVW_GOTTPREL_G1), /* type */
         16,                    /* rightshift */
         2,                     /* size (0 = byte, 1 = short, 2 = long) */
diff --git a/bfd/libbfd.h b/bfd/libbfd.h
index 9483c0a55775fc7ba5f910e2cc958d1633c1b60b..93bdc5d5e14642a13b31ad6218f670c9267ad4ef 100644 (file)
--- a/bfd/libbfd.h
+++ b/bfd/libbfd.h
@@ -2755,6 +2755,7 @@ static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@",
   "BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21",
   "BFD_RELOC_AARCH64_TLSGD_ADR_PREL21",
   "BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC",
+  "BFD_RELOC_AARCH64_TLSGD_MOVW_G1",
   "BFD_RELOC_AARCH64_TLSIE_MOVW_GOTTPREL_G1",
   "BFD_RELOC_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC",
   "BFD_RELOC_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21",
diff --git a/bfd/reloc.c b/bfd/reloc.c
index cec9a1f6d50cdfd0509ffd1fc4270ca5f865543d..b32a2e26b2a8f2c695bd6695487140e62abfcb5b 100644 (file)
--- a/bfd/reloc.c
+++ b/bfd/reloc.c
@@ -6829,6 +6829,10 @@ ENUMDOC
   Unsigned 12 bit byte offset to global offset table entry for a symbols
   tls_index structure.  Used in conjunction with
   BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21.
+ENUM
+  BFD_RELOC_AARCH64_TLSGD_MOVW_G1
+ENUMDOC
+  AArch64 TLS General Dynamic relocation.
 ENUM
   BFD_RELOC_AARCH64_TLSIE_MOVW_GOTTPREL_G1
 ENUMDOC
diff --git a/gas/ChangeLog b/gas/ChangeLog
index 63b9805afb2d65054b4c99b1e2da9ef2ed8a2338..8d0908f660480caa135c970a4c9a01aae9c78c46 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,10 @@
+2015-10-02  Renlin Li <renlin.li@arm.com>
+
+       * config/tc-aarch64.c (reloc_table): New relocation modifier tlsgd_g1.
+       (process_movw_reloc_info): Support BFD_RELOC_AARCH64_TLSGD_MOVW_G1.
+       (md_apply_fix): Likewise.
+       (aarch64_force_relocation): Likewise.
+
 2015-10-02  Renlin Li <renlin.li@arm.com>
 
        * config/tc-aarch64.c (reloc_table): New relocation modifier
diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c
index 1b62b3996179653ecd84b59a79a166da31b451aa..5716ef07eb44d936aa68a5b56c67da041367cb08 100644 (file)
--- a/gas/config/tc-aarch64.c
+++ b/gas/config/tc-aarch64.c
@@ -2500,6 +2500,15 @@ static struct reloc_table_entry reloc_table[] = {
    0,
    0},
 
+  /* Most significant bits 16-31 of address/value: MOVZ.  */
+  {"tlsgd_g1", 0,
+   0,                          /* adr_type */
+   0,
+   BFD_RELOC_AARCH64_TLSGD_MOVW_G1,
+   0,
+   0,
+   0},
+
   /* Get to the page containing GOT TLS entry for a symbol */
   {"tlsdesc", 0,
    BFD_RELOC_AARCH64_TLSDESC_ADR_PREL21, /* adr_type */
@@ -4670,6 +4679,7 @@ process_movw_reloc_info (void)
       case BFD_RELOC_AARCH64_MOVW_G0_S:
       case BFD_RELOC_AARCH64_MOVW_G1_S:
       case BFD_RELOC_AARCH64_MOVW_G2_S:
+      case BFD_RELOC_AARCH64_TLSGD_MOVW_G1:
       case BFD_RELOC_AARCH64_TLSLE_MOVW_TPREL_G0:
       case BFD_RELOC_AARCH64_TLSLE_MOVW_TPREL_G1:
       case BFD_RELOC_AARCH64_TLSLE_MOVW_TPREL_G2:
@@ -4696,6 +4706,7 @@ process_movw_reloc_info (void)
     case BFD_RELOC_AARCH64_MOVW_G1_NC:
     case BFD_RELOC_AARCH64_MOVW_G1_S:
     case BFD_RELOC_AARCH64_MOVW_GOTOFF_G1:
+    case BFD_RELOC_AARCH64_TLSGD_MOVW_G1:
     case BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G1:
     case BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G1_NC:
     case BFD_RELOC_AARCH64_TLSLE_MOVW_TPREL_G1:
@@ -6915,6 +6926,7 @@ md_apply_fix (fixS * fixP, valueT * valP, segT seg)
     case BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC:
     case BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21:
     case BFD_RELOC_AARCH64_TLSGD_ADR_PREL21:
+    case BFD_RELOC_AARCH64_TLSGD_MOVW_G1:
     case BFD_RELOC_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21:
     case BFD_RELOC_AARCH64_TLSIE_LD32_GOTTPREL_LO12_NC:
     case BFD_RELOC_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC:
@@ -7143,6 +7155,7 @@ aarch64_force_relocation (struct fix *fixp)
     case BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC:
     case BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21:
     case BFD_RELOC_AARCH64_TLSGD_ADR_PREL21:
+    case BFD_RELOC_AARCH64_TLSGD_MOVW_G1:
     case BFD_RELOC_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21:
     case BFD_RELOC_AARCH64_TLSIE_LD32_GOTTPREL_LO12_NC:
     case BFD_RELOC_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC:
diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index 585d3544fd1d8ecb9ecf7f8dc0239c7b67ec8d30..cf9e0dab893f704aea2e7c01a9682b572bc9a3ca 100644 (file)
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2015-10-02  Renlin Li <renlin.li@arm.com>
+
+       * gas/aarch64/reloc-tlsgd_g1.s: New.
+       * gas/aarch64/reloc-tlsgd_g1.s: New.
+
 2015-10-02  Renlin Li <renlin.li@arm.com>
 
        * gas/aarch64/reloc-gotoff_g0_nc.s: New.
diff --git a/gas/testsuite/gas/aarch64/reloc-tlsgd_g1.d b/gas/testsuite/gas/aarch64/reloc-tlsgd_g1.d
new file mode 100644 (file)
index 0000000..7063f4e
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/reloc-tlsgd_g1.d
@@ -0,0 +1,9 @@
+#objdump: -dr
+
+.*:     file format .*
+
+Disassembly of section \.text:
+
+0000000000000000 <.*>:
+   0:  d2a0001c        movz    x28, #0x0, lsl #16
+                       0: R_AARCH64_TLSGD_MOVW_G1      var
diff --git a/gas/testsuite/gas/aarch64/reloc-tlsgd_g1.s b/gas/testsuite/gas/aarch64/reloc-tlsgd_g1.s
new file mode 100644 (file)
index 0000000..12f73cd
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/reloc-tlsgd_g1.s
@@ -0,0 +1,4 @@
+func:
+
+       // R_AARCH64_TLSGD_MOVW_G1      var
+       movz x28, #:tlsgd_g1:var
GDB Binutils - Deliverables
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