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authorH.J. Lu <hjl.tools@gmail.com>2012-08-31 02:52:14 +0000
committerH.J. Lu <hjl.tools@gmail.com>2012-08-31 02:52:14 +0000
commit11cba4accf7f9a82fdb7902f0e36521038eda205 (patch)
tree1e4ea45acd8dea6d96ebd718ca1e8727704f2738 /ld
parentb69fdb4ec950776d74fb10ed44a624089dbb23af (diff)
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Provide __executable_start for PIE
ld/ PR ld/14525 * scripttempl/elf.sc: Also provide __executable_start for PIE. ld/testsuite/ PR ld/14525 * ld-elf/elf.exp: Run pr14525. * ld-elf/pr14525.c: New. * ld-elf/pr14525.out: Likewise.
Diffstat (limited to 'ld')
-rw-r--r--ld/ChangeLog23
-rw-r--r--ld/scripttempl/elf.sc2
-rw-r--r--ld/testsuite/ChangeLog26
-rw-r--r--ld/testsuite/ld-elf/elf.exp1
-rw-r--r--ld/testsuite/ld-elf/pr14525.c11
-rw-r--r--ld/testsuite/ld-elf/pr14525.out1
6 files changed, 45 insertions, 19 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog
index ab233cc..22f7c69 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,8 @@
+2012-08-30 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR ld/14525
+ * scripttempl/elf.sc: Also provide __executable_start for PIE.
+
2012-08-17 Kai Tietz <ktietz@redhat.com>
PR ld/14326
@@ -10,15 +15,15 @@
* po/uk.po: New Ukranian translation.
2012-08-13 Ian Bolton <ian.bolton@arm.com>
- Laurent Desnogues <laurent.desnogues@arm.com>
- Jim MacArthur <jim.macarthur@arm.com>
- Marcus Shawcroft <marcus.shawcroft@arm.com>
- Nigel Stephens <nigel.stephens@arm.com>
- Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
- Richard Earnshaw <rearnsha@arm.com>
- Sofiane Naci <sofiane.naci@arm.com>
- Tejas Belagod <tejas.belagod@arm.com>
- Yufeng Zhang <yufeng.zhang@arm.com>
+ Laurent Desnogues <laurent.desnogues@arm.com>
+ Jim MacArthur <jim.macarthur@arm.com>
+ Marcus Shawcroft <marcus.shawcroft@arm.com>
+ Nigel Stephens <nigel.stephens@arm.com>
+ Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+ Richard Earnshaw <rearnsha@arm.com>
+ Sofiane Naci <sofiane.naci@arm.com>
+ Tejas Belagod <tejas.belagod@arm.com>
+ Yufeng Zhang <yufeng.zhang@arm.com>
* Makefile.am: Add AArch64.
* Makefile.in: Regenerate.
diff --git a/ld/scripttempl/elf.sc b/ld/scripttempl/elf.sc
index 51a655e..72d2af7 100644
--- a/ld/scripttempl/elf.sc
+++ b/ld/scripttempl/elf.sc
@@ -335,7 +335,7 @@ SECTIONS
/* Read-only sections, merged into text segment: */
${CREATE_SHLIB-${CREATE_PIE-${RELOCATING+PROVIDE (__executable_start = ${TEXT_START_ADDR}); . = ${TEXT_BASE_ADDRESS};}}}
${CREATE_SHLIB+${RELOCATING+. = ${SHLIB_TEXT_START_ADDR}${SIZEOF_HEADERS_CODE};}}
- ${CREATE_PIE+${RELOCATING+. = ${SHLIB_TEXT_START_ADDR}${SIZEOF_HEADERS_CODE};}}
+ ${CREATE_PIE+${RELOCATING+PROVIDE (__executable_start = ${SHLIB_TEXT_START_ADDR}); . = ${SHLIB_TEXT_START_ADDR}${SIZEOF_HEADERS_CODE};}}
EOF
emit_early_ro()
diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog
index eca4181..5537d0a 100644
--- a/ld/testsuite/ChangeLog
+++ b/ld/testsuite/ChangeLog
@@ -1,3 +1,11 @@
+2012-08-30 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR ld/14525
+ * ld-elf/elf.exp: Run pr14525.
+
+ * ld-elf/pr14525.c: New.
+ * ld-elf/pr14525.out: Likewise.
+
2012-08-28 Maciej W. Rozycki <macro@codesourcery.com>
* ld-elf/export-class.sd: New test.
@@ -81,15 +89,15 @@
* ld-mips-elf/mips-elf.exp: Run the new tests.
2012-08-13 Ian Bolton <ian.bolton@arm.com>
- Laurent Desnogues <laurent.desnogues@arm.com>
- Jim MacArthur <jim.macarthur@arm.com>
- Marcus Shawcroft <marcus.shawcroft@arm.com>
- Nigel Stephens <nigel.stephens@arm.com>
- Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
- Richard Earnshaw <rearnsha@arm.com>
- Sofiane Naci <sofiane.naci@arm.com>
- Tejas Belagod <tejas.belagod@arm.com>
- Yufeng Zhang <yufeng.zhang@arm.com>
+ Laurent Desnogues <laurent.desnogues@arm.com>
+ Jim MacArthur <jim.macarthur@arm.com>
+ Marcus Shawcroft <marcus.shawcroft@arm.com>
+ Nigel Stephens <nigel.stephens@arm.com>
+ Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+ Richard Earnshaw <rearnsha@arm.com>
+ Sofiane Naci <sofiane.naci@arm.com>
+ Tejas Belagod <tejas.belagod@arm.com>
+ Yufeng Zhang <yufeng.zhang@arm.com>
* ld-aarch64/aarch64-elf.exp: New file.
* ld-aarch64/aarch64.ld: New file.
diff --git a/ld/testsuite/ld-elf/elf.exp b/ld/testsuite/ld-elf/elf.exp
index 1780b50..a97e3df 100644
--- a/ld/testsuite/ld-elf/elf.exp
+++ b/ld/testsuite/ld-elf/elf.exp
@@ -151,6 +151,7 @@ set array_tests_pie {
{"PIE init array" "-pie" "" {init.c} "init" "init.out" "-fPIE"}
{"PIE fini array" "-pie" "" {fini.c} "fini" "fini.out" "-fPIE"}
{"PIE init array mixed" "-pie" "" {init-mixed.c} "init-mixed" "init-mixed.out" "-I. -fPIE"}
+ {"PIE PR ld/14525" "-pie" "" {pr14525.c} "pr14525" "pr14525.out" "-fPIE"}
}
set array_tests_static {
{"static preinit array" "-static" "" {preinit.c} "preinit" "preinit.out"}
diff --git a/ld/testsuite/ld-elf/pr14525.c b/ld/testsuite/ld-elf/pr14525.c
new file mode 100644
index 0000000..082eb87
--- /dev/null
+++ b/ld/testsuite/ld-elf/pr14525.c
@@ -0,0 +1,11 @@
+#include <stdio.h>
+
+extern void *__executable_start;
+
+int
+main()
+{
+ if ((void **) &main >= &__executable_start)
+ printf ("OK\n");
+ return 0;
+}
diff --git a/ld/testsuite/ld-elf/pr14525.out b/ld/testsuite/ld-elf/pr14525.out
new file mode 100644
index 0000000..d86bac9
--- /dev/null
+++ b/ld/testsuite/ld-elf/pr14525.out
@@ -0,0 +1 @@
+OK