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authorJiong Wang <jiong.wang@arm.com>2015-07-16 15:43:21 +0100
committerJiong Wang <jiong.wang@arm.com>2015-07-16 15:43:21 +0100
commit6c37fedc41b028905cc828c0eccd3a8720512e4e (patch)
tree69e5110a4920a72f8f1a8e3928631569ef570a5f /gas
parent53e8fd0f07cec1eb36149a64e4ed45923967453c (diff)
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[AArch64][2/3] GAS support BFD_RELOC_AARCH64_TLSLD_ADR_PREL21
Diffstat (limited to 'gas')
-rw-r--r--gas/ChangeLog6
-rw-r--r--gas/config/tc-aarch64.c15
-rw-r--r--gas/testsuite/ChangeLog7
-rw-r--r--gas/testsuite/gas/aarch64/reloc-tlsldm-1.d10
-rw-r--r--gas/testsuite/gas/aarch64/reloc-tlsldm-1.s6
-rw-r--r--gas/testsuite/gas/aarch64/reloc-tlsldm-ilp32-1.d11
-rw-r--r--gas/testsuite/gas/aarch64/reloc-tlsldm-ilp32-1.s6
7 files changed, 61 insertions, 0 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog
index 09ee2cb..d024f40 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,9 @@
+2015-07-16 Jiong Wang <jiong.wang@arm.com>
+
+ * config/tc-aarch64.c (reloc_table): New relocation modifiers.
+ (md_apply_fix): Support BFD_RELOC_AARCH64_TLSLD_ADR_PREL21.
+ (aarch64_force_relocation): Ditto.
+
2015-07-16 Matthew Wahab <matthew.wahab@arm.com>
* config/tc-arm.c (arm_fpus): Add crypto-neon-fp-armv8.1.
diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c
index 7d4ec29..8d403f3 100644
--- a/gas/config/tc-aarch64.c
+++ b/gas/config/tc-aarch64.c
@@ -2500,6 +2500,19 @@ static struct reloc_table_entry reloc_table[] = {
BFD_RELOC_AARCH64_TLSDESC_LD_LO12_NC,
0},
+ /* Get to the page containing GOT TLS entry for a symbol.
+ The same as GD, we allocate two consecutive GOT slots
+ for module index and module offset, the only difference
+ with GD is the module offset should be intialized to
+ zero without any outstanding runtime relocation. */
+ {"tlsldm", 0,
+ BFD_RELOC_AARCH64_TLSLD_ADR_PREL21, /* adr_type */
+ 0,
+ 0,
+ 0,
+ 0,
+ 0},
+
/* Get to the page containing GOT TLS entry for a symbol */
{"gottprel", 0,
0, /* adr_type */
@@ -6765,6 +6778,7 @@ md_apply_fix (fixS * fixP, valueT * valP, segT seg)
case BFD_RELOC_AARCH64_TLSIE_LD32_GOTTPREL_LO12_NC:
case BFD_RELOC_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC:
case BFD_RELOC_AARCH64_TLSIE_LD_GOTTPREL_PREL19:
+ case BFD_RELOC_AARCH64_TLSLD_ADR_PREL21:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_HI12:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_LO12:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_LO12_NC:
@@ -6974,6 +6988,7 @@ aarch64_force_relocation (struct fix *fixp)
case BFD_RELOC_AARCH64_TLSIE_LD32_GOTTPREL_LO12_NC:
case BFD_RELOC_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC:
case BFD_RELOC_AARCH64_TLSIE_LD_GOTTPREL_PREL19:
+ case BFD_RELOC_AARCH64_TLSLD_ADR_PREL21:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_HI12:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_LO12:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_LO12_NC:
diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index da6536b..8b3d015 100644
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,3 +1,10 @@
+2015-07-16 Jiong Wang <jiong.wang@arm.com>
+
+ * gas/aarch64/reloc-tlsldm-1.s: New testcase.
+ * gas/aarch64/reloc-tlsldm-ilp32-1.s: Ditto.
+ * gas/aarch64/reloc-tlsldm-1.d: New expectation file.
+ * gas/aarch64/reloc-tlsldm-ilp32-1.d: Ditto.
+
2015-07-16 James Greenhalgh <james.greenhalgh@arm.com>
* gas/arm/arch7em-bad.l: Update expected errors.
diff --git a/gas/testsuite/gas/aarch64/reloc-tlsldm-1.d b/gas/testsuite/gas/aarch64/reloc-tlsldm-1.d
new file mode 100644
index 0000000..30276d1
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/reloc-tlsldm-1.d
@@ -0,0 +1,10 @@
+#objdump: -dr
+
+.*: file format .*
+
+Disassembly of section \.text:
+
+0000000000000000 <.*>:
+ 0: 8b030041 add x1, x2, x3
+ 4: 10000000 adr x0, 0 <dummy>
+ 4: R_AARCH64_TLSLD_ADR_PREL21 dummy
diff --git a/gas/testsuite/gas/aarch64/reloc-tlsldm-1.s b/gas/testsuite/gas/aarch64/reloc-tlsldm-1.s
new file mode 100644
index 0000000..80512b1
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/reloc-tlsldm-1.s
@@ -0,0 +1,6 @@
+// Test file for AArch64 GAS -- tlsldm
+
+func:
+ add x1, x2, x3
+ // BFD_RELOC_AARCH64_TLSLD_ADR_PREL21
+ adr x0, :tlsldm:dummy
diff --git a/gas/testsuite/gas/aarch64/reloc-tlsldm-ilp32-1.d b/gas/testsuite/gas/aarch64/reloc-tlsldm-ilp32-1.d
new file mode 100644
index 0000000..28686cd
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/reloc-tlsldm-ilp32-1.d
@@ -0,0 +1,11 @@
+#as: -mabi=ilp32
+#objdump: -dr
+
+.*: file format .*
+
+Disassembly of section \.text:
+
+00000000 <.*>:
+ 0: 8b030041 add x1, x2, x3
+ 4: 10000000 adr x0, 0 <dummy>
+ 4: R_AARCH64_P32_TLSLD_ADR_PREL21 dummy
diff --git a/gas/testsuite/gas/aarch64/reloc-tlsldm-ilp32-1.s b/gas/testsuite/gas/aarch64/reloc-tlsldm-ilp32-1.s
new file mode 100644
index 0000000..b0c5942
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/reloc-tlsldm-ilp32-1.s
@@ -0,0 +1,6 @@
+// Test file for AArch64 GAS -- tlsldm ILP32
+
+func:
+ add x1, x2, x3
+ // BFD_RELOC_AARCH64_TLSLD_ADR_PREL21
+ adr x0, :tlsldm:dummy