From: "H.J. Lu" <hjl.tools@gmail.com>
To: binutils@sourceware.org
Cc: Nick Clifton <nickc@redhat.com>, Alan Modra <amodra@gmail.com>,
libc-alpha@sourceware.org
Subject: [PATCH v2 8/9] ld: Add simple DT_RELR tests
Date: Sat, 8 Jan 2022 10:38:37 -0800 [thread overview]
Message-ID: <20220108183838.1920397-9-hjl.tools@gmail.com> (raw)
In-Reply-To: <20220108183838.1920397-1-hjl.tools@gmail.com>
* testsuite/ld-elf/dt-relr-1.s: New file.
* testsuite/ld-elf/dt-relr-1a.d: Likewise.
* testsuite/ld-elf/dt-relr-1b.d: Likewise.
* testsuite/ld-elf/dt-relr-1c.d: Likewise.
* testsuite/ld-elf/dt-relr-2.s: Likewise.
* testsuite/ld-elf/dt-relr-2a.d: Likewise.
* testsuite/ld-elf/dt-relr-2b.d: Likewise.
* testsuite/ld-elf/dt-relr-2c.d: Likewise.
* testsuite/ld-elf/dt-relr-2d.d: Likewise.
* testsuite/ld-elf/dt-relr-2e.d: Likewise.
* testsuite/ld-elf/dt-relr-2f.d: Likewise.
* testsuite/ld-elf/dt-relr-2g.d: Likewise.
* testsuite/ld-elf/dt-relr-2h.d: Likewise.
* testsuite/ld-elf/dt-relr-3.s: Likewise.
* testsuite/ld-elf/dt-relr-3a.d: Likewise.
* testsuite/ld-elf/dt-relr-3b.d: Likewise.
* testsuite/ld-i386/dt-relr-1.d: Likewise.
* testsuite/ld-i386/dt-relr-1.s: Likewise.
* testsuite/ld-x86-64/dt-relr-1-x32.d: Likewise.
* testsuite/ld-x86-64/dt-relr-1.d: Likewise.
* testsuite/ld-x86-64/dt-relr-1.s: Likewise.
* testsuite/ld-i386/i386.exp: Run dt-relr-1.
* testsuite/ld-x86-64/x86-64.exp: Run dt-relr-1 and
dt-relr-1-x32.
---
ld/testsuite/ld-elf/dt-relr-1.s | 13 +++++++++++++
ld/testsuite/ld-elf/dt-relr-1a.d | 10 ++++++++++
ld/testsuite/ld-elf/dt-relr-1b.d | 9 +++++++++
ld/testsuite/ld-elf/dt-relr-1c.d | 9 +++++++++
ld/testsuite/ld-elf/dt-relr-2.s | 20 ++++++++++++++++++++
ld/testsuite/ld-elf/dt-relr-2a.d | 10 ++++++++++
ld/testsuite/ld-elf/dt-relr-2b.d | 17 +++++++++++++++++
ld/testsuite/ld-elf/dt-relr-2c.d | 17 +++++++++++++++++
ld/testsuite/ld-elf/dt-relr-2d.d | 17 +++++++++++++++++
ld/testsuite/ld-elf/dt-relr-2e.d | 9 +++++++++
ld/testsuite/ld-elf/dt-relr-2f.d | 8 ++++++++
ld/testsuite/ld-elf/dt-relr-2g.d | 9 +++++++++
ld/testsuite/ld-elf/dt-relr-2h.d | 9 +++++++++
ld/testsuite/ld-elf/dt-relr-3.s | 12 ++++++++++++
ld/testsuite/ld-elf/dt-relr-3a.d | 9 +++++++++
ld/testsuite/ld-elf/dt-relr-3b.d | 9 +++++++++
ld/testsuite/ld-i386/dt-relr-1.d | 14 ++++++++++++++
ld/testsuite/ld-i386/dt-relr-1.s | 3 +++
ld/testsuite/ld-i386/i386.exp | 1 +
ld/testsuite/ld-x86-64/dt-relr-1-x32.d | 15 +++++++++++++++
ld/testsuite/ld-x86-64/dt-relr-1.d | 14 ++++++++++++++
ld/testsuite/ld-x86-64/dt-relr-1.s | 3 +++
ld/testsuite/ld-x86-64/x86-64.exp | 2 ++
23 files changed, 239 insertions(+)
create mode 100644 ld/testsuite/ld-elf/dt-relr-1.s
create mode 100644 ld/testsuite/ld-elf/dt-relr-1a.d
create mode 100644 ld/testsuite/ld-elf/dt-relr-1b.d
create mode 100644 ld/testsuite/ld-elf/dt-relr-1c.d
create mode 100644 ld/testsuite/ld-elf/dt-relr-2.s
create mode 100644 ld/testsuite/ld-elf/dt-relr-2a.d
create mode 100644 ld/testsuite/ld-elf/dt-relr-2b.d
create mode 100644 ld/testsuite/ld-elf/dt-relr-2c.d
create mode 100644 ld/testsuite/ld-elf/dt-relr-2d.d
create mode 100644 ld/testsuite/ld-elf/dt-relr-2e.d
create mode 100644 ld/testsuite/ld-elf/dt-relr-2f.d
create mode 100644 ld/testsuite/ld-elf/dt-relr-2g.d
create mode 100644 ld/testsuite/ld-elf/dt-relr-2h.d
create mode 100644 ld/testsuite/ld-elf/dt-relr-3.s
create mode 100644 ld/testsuite/ld-elf/dt-relr-3a.d
create mode 100644 ld/testsuite/ld-elf/dt-relr-3b.d
create mode 100644 ld/testsuite/ld-i386/dt-relr-1.d
create mode 100644 ld/testsuite/ld-i386/dt-relr-1.s
create mode 100644 ld/testsuite/ld-x86-64/dt-relr-1-x32.d
create mode 100644 ld/testsuite/ld-x86-64/dt-relr-1.d
create mode 100644 ld/testsuite/ld-x86-64/dt-relr-1.s
diff --git a/ld/testsuite/ld-elf/dt-relr-1.s b/ld/testsuite/ld-elf/dt-relr-1.s
new file mode 100644
index 00000000000..1eb34588160
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-1.s
@@ -0,0 +1,13 @@
+ .text
+ .p2align 3
+ .globl _start
+_start:
+ .byte 0
+
+ .data
+ .p2align 3
+ .globl data
+data:
+ .byte 0
+ // Offset is not a multiple of 2. Don't use DT_RELR.
+ .dc.a __ehdr_start + 10
diff --git a/ld/testsuite/ld-elf/dt-relr-1a.d b/ld/testsuite/ld-elf/dt-relr-1a.d
new file mode 100644
index 00000000000..55c93cefb59
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-1a.d
@@ -0,0 +1,10 @@
+#source: dt-relr-1.s
+#ld: -e _start $DT_RELR_LDFLAGS
+#readelf: -rW -d
+#target: x86_64-*-linux* i?86-*-linux-gnu i?86-*-gnu*
+
+#...
+There is no dynamic section in this file.
+#...
+There are no relocations in this file.
+#pass
diff --git a/ld/testsuite/ld-elf/dt-relr-1b.d b/ld/testsuite/ld-elf/dt-relr-1b.d
new file mode 100644
index 00000000000..2b78f75d378
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-1b.d
@@ -0,0 +1,9 @@
+#source: dt-relr-1.s
+#ld: -e _start -pie $DT_RELR_LDFLAGS
+#readelf: -rW -d
+#target: x86_64-*-linux* i?86-*-linux-gnu i?86-*-gnu*
+
+#failif
+#...
+Relocation section '\.relr\.dyn' at offset .*
+#pass
diff --git a/ld/testsuite/ld-elf/dt-relr-1c.d b/ld/testsuite/ld-elf/dt-relr-1c.d
new file mode 100644
index 00000000000..14f6cda6832
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-1c.d
@@ -0,0 +1,9 @@
+#source: dt-relr-1.s
+#ld: -shared $DT_RELR_LDFLAGS
+#readelf: -rW -d
+#target: x86_64-*-linux* i?86-*-linux-gnu i?86-*-gnu*
+
+#failif
+#...
+Relocation section '\.relr\.dyn' at offset .*
+#pass
diff --git a/ld/testsuite/ld-elf/dt-relr-2.s b/ld/testsuite/ld-elf/dt-relr-2.s
new file mode 100644
index 00000000000..bd1f3dfa16f
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-2.s
@@ -0,0 +1,20 @@
+ .text
+ .p2align 3
+ .globl _start
+_start:
+ .byte 0
+
+ .data
+ .p2align 3
+ .globl data
+data:
+
+ .dc.a .data
+ .dc.a 0
+ .dc.a data + 2
+ .dc.a __ehdr_start + 4
+ .dc.a __ehdr_start + 9
+
+ .byte 0
+ // Offset is not a multiple of 2. Don't use DT_RELR.
+ .dc.a __ehdr_start + 10
diff --git a/ld/testsuite/ld-elf/dt-relr-2a.d b/ld/testsuite/ld-elf/dt-relr-2a.d
new file mode 100644
index 00000000000..31ef9e8e80e
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-2a.d
@@ -0,0 +1,10 @@
+#source: dt-relr-2.s
+#ld: -e _start $DT_RELR_LDFLAGS
+#readelf: -rW -d
+#target: x86_64-*-linux* i?86-*-linux-gnu i?86-*-gnu*
+
+#...
+There is no dynamic section in this file.
+#...
+There are no relocations in this file.
+#pass
diff --git a/ld/testsuite/ld-elf/dt-relr-2b.d b/ld/testsuite/ld-elf/dt-relr-2b.d
new file mode 100644
index 00000000000..7c401732a56
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-2b.d
@@ -0,0 +1,17 @@
+#source: dt-relr-2.s
+#ld: -e _start -pie $DT_RELR_LDFLAGS
+#readelf: -rW -d
+#target: x86_64-*-linux* i?86-*-linux-gnu i?86-*-gnu*
+
+#...
+ 0x[0-9a-f]+ \(RELR\) +0x[0-9a-f]+
+ 0x[0-9a-f]+ \(RELRSZ\) +(8|16) \(bytes\)
+ 0x[0-9a-f]+ \(RELRENT\) +(4|8) \(bytes\)
+#...
+Relocation section '\.rel(a|)\.dyn' at offset 0x[0-9a-f]+ contains 1 entry:
+#...
+[0-9a-f]+ +[0-9a-f]+ +R_.*_RELATIVE .*
+#...
+Relocation section '\.relr\.dyn' at offset 0x[0-9a-f]+ contains 2 entries:
+ 4 offsets
+#pass
diff --git a/ld/testsuite/ld-elf/dt-relr-2c.d b/ld/testsuite/ld-elf/dt-relr-2c.d
new file mode 100644
index 00000000000..63877b2f90f
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-2c.d
@@ -0,0 +1,17 @@
+#source: dt-relr-2.s
+#ld: -shared $DT_RELR_LDFLAGS
+#readelf: -rW -d
+#target: x86_64-*-linux* i?86-*-linux-gnu i?86-*-gnu*
+
+#...
+ 0x[0-9a-f]+ \(RELR\) +0x[0-9a-f]+
+ 0x[0-9a-f]+ \(RELRSZ\) +(8|16) \(bytes\)
+ 0x[0-9a-f]+ \(RELRENT\) +(4|8) \(bytes\)
+#...
+Relocation section '\.rel(a|)\.dyn' at offset 0x[0-9a-f]+ contains 2 entries:
+#...
+[0-9a-f]+ +[0-9a-f]+ +R_.*_RELATIVE .*
+#...
+Relocation section '\.relr\.dyn' at offset 0x[0-9a-f]+ contains 2 entries:
+ 3 offsets
+#pass
diff --git a/ld/testsuite/ld-elf/dt-relr-2d.d b/ld/testsuite/ld-elf/dt-relr-2d.d
new file mode 100644
index 00000000000..e11528f395c
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-2d.d
@@ -0,0 +1,17 @@
+#source: dt-relr-2.s
+#ld: -e _start -pie $DT_RELR_LDFLAGS --no-relax
+#readelf: -rW -d
+#target: x86_64-*-linux* i?86-*-linux-gnu i?86-*-gnu*
+
+#...
+ 0x[0-9a-f]+ \(RELR\) +0x[0-9a-f]+
+ 0x[0-9a-f]+ \(RELRSZ\) +(8|16) \(bytes\)
+ 0x[0-9a-f]+ \(RELRENT\) +(4|8) \(bytes\)
+#...
+Relocation section '\.rel(a|)\.dyn' at offset 0x[0-9a-f]+ contains 1 entry:
+#...
+[0-9a-f]+ +[0-9a-f]+ +R_.*_RELATIVE .*
+#...
+Relocation section '\.relr\.dyn' at offset 0x[0-9a-f]+ contains 2 entries:
+ 4 offsets
+#pass
diff --git a/ld/testsuite/ld-elf/dt-relr-2e.d b/ld/testsuite/ld-elf/dt-relr-2e.d
new file mode 100644
index 00000000000..79ea62b096a
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-2e.d
@@ -0,0 +1,9 @@
+#source: dt-relr-2.s
+#ld: -e _start -pie $DT_RELR_LDFLAGS -z nocombreloc
+#readelf: -rW -d
+#target: x86_64-*-linux* i?86-*-linux-gnu i?86-*-gnu*
+
+#failif
+#...
+Relocation section '\.relr\.dyn' at offset .*
+#pass
diff --git a/ld/testsuite/ld-elf/dt-relr-2f.d b/ld/testsuite/ld-elf/dt-relr-2f.d
new file mode 100644
index 00000000000..4ad592f71fb
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-2f.d
@@ -0,0 +1,8 @@
+#source: dt-relr-2.s
+#ld: -r $DT_RELR_LDFLAGS
+#readelf: -rW
+#target: x86_64-*-linux* i?86-*-linux-gnu i?86-*-gnu*
+
+#...
+Relocation section '\.rel(a|)\.data' at offset 0x[0-9a-f]+ contains 5 entries:
+#pass
diff --git a/ld/testsuite/ld-elf/dt-relr-2g.d b/ld/testsuite/ld-elf/dt-relr-2g.d
new file mode 100644
index 00000000000..78e370068af
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-2g.d
@@ -0,0 +1,9 @@
+#source: dt-relr-2.s
+#ld: -e _start -pie $NO_DT_RELR_LDFLAGS
+#readelf: -rW -d
+#target: x86_64-*-linux* i?86-*-linux-gnu i?86-*-gnu*
+
+#failif
+#...
+Relocation section '\.relr\.dyn' at offset .*
+#pass
diff --git a/ld/testsuite/ld-elf/dt-relr-2h.d b/ld/testsuite/ld-elf/dt-relr-2h.d
new file mode 100644
index 00000000000..312373fb179
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-2h.d
@@ -0,0 +1,9 @@
+#source: dt-relr-2.s
+#ld: -e _start -shared $NO_DT_RELR_LDFLAGS
+#readelf: -rW -d
+#target: x86_64-*-linux* i?86-*-linux-gnu i?86-*-gnu*
+
+#failif
+#...
+Relocation section '\.relr\.dyn' at offset .*
+#pass
diff --git a/ld/testsuite/ld-elf/dt-relr-3.s b/ld/testsuite/ld-elf/dt-relr-3.s
new file mode 100644
index 00000000000..d020132466f
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-3.s
@@ -0,0 +1,12 @@
+ .text
+ .p2align 3
+ .globl _start
+_start:
+ .byte 0
+
+ // Section alignment is not a multiple of 2. Don't use DT_RELR.
+ .data
+ .p2align 0
+ .globl data
+data:
+ .dc.a data
diff --git a/ld/testsuite/ld-elf/dt-relr-3a.d b/ld/testsuite/ld-elf/dt-relr-3a.d
new file mode 100644
index 00000000000..5a8a014803d
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-3a.d
@@ -0,0 +1,9 @@
+#source: dt-relr-3.s
+#ld: -e _start -pie $DT_RELR_LDFLAGS
+#readelf: -rW -d
+#target: x86_64-*-linux* i?86-*-linux-gnu i?86-*-gnu*
+
+#failif
+#...
+Relocation section '\.relr\.dyn' at offset .*
+#pass
diff --git a/ld/testsuite/ld-elf/dt-relr-3b.d b/ld/testsuite/ld-elf/dt-relr-3b.d
new file mode 100644
index 00000000000..6c38e6968dc
--- /dev/null
+++ b/ld/testsuite/ld-elf/dt-relr-3b.d
@@ -0,0 +1,9 @@
+#source: dt-relr-3.s
+#ld: -shared $DT_RELR_LDFLAGS
+#readelf: -rW -d
+#target: x86_64-*-linux* i?86-*-linux-gnu i?86-*-gnu*
+
+#failif
+#...
+Relocation section '\.relr\.dyn' at offset .*
+#pass
diff --git a/ld/testsuite/ld-i386/dt-relr-1.d b/ld/testsuite/ld-i386/dt-relr-1.d
new file mode 100644
index 00000000000..98b74e9b305
--- /dev/null
+++ b/ld/testsuite/ld-i386/dt-relr-1.d
@@ -0,0 +1,14 @@
+#as: --32
+#ld: -shared -melf_i386 $DT_RELR_LDFLAGS
+#readelf: -r -s --wide
+
+Relocation section '.relr.dyn' at offset 0x[a-f0-9]+ contains 1 entry:
+ +1 offset
+[a-f0-9]+
+
+#...
+Symbol table '.symtab' contains [0-9]+ entries:
+ Num: Value Size Type Bind Vis Ndx Name
+#...
+ +[a-f0-9]+: 00000000 0 NOTYPE LOCAL DEFAULT 1 __ehdr_start
+#pass
diff --git a/ld/testsuite/ld-i386/dt-relr-1.s b/ld/testsuite/ld-i386/dt-relr-1.s
new file mode 100644
index 00000000000..e492b98e869
--- /dev/null
+++ b/ld/testsuite/ld-i386/dt-relr-1.s
@@ -0,0 +1,3 @@
+ .text
+foo:
+ pushl __ehdr_start@GOT(%ebx)
diff --git a/ld/testsuite/ld-i386/i386.exp b/ld/testsuite/ld-i386/i386.exp
index c2d8d8268c3..bbfbf23f63d 100644
--- a/ld/testsuite/ld-i386/i386.exp
+++ b/ld/testsuite/ld-i386/i386.exp
@@ -507,6 +507,7 @@ run_dump_test "pr27491-1c"
run_dump_test "pr27491-2"
run_dump_test "pr27491-3"
run_dump_test "pr27491-4"
+run_dump_test "dt-relr-1"
if { !([istarget "i?86-*-linux*"]
|| [istarget "i?86-*-gnu*"]
diff --git a/ld/testsuite/ld-x86-64/dt-relr-1-x32.d b/ld/testsuite/ld-x86-64/dt-relr-1-x32.d
new file mode 100644
index 00000000000..b16f1d75d24
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/dt-relr-1-x32.d
@@ -0,0 +1,15 @@
+#source: dt-relr-1.s
+#as: --x32
+#ld: -shared -melf32_x86_64 $DT_RELR_LDFLAGS
+#readelf: -r -s --wide
+
+Relocation section '.relr.dyn' at offset 0x[a-f0-9]+ contains 1 entry:
+ +1 offset
+[a-f0-9]+
+
+#...
+Symbol table '.symtab' contains [0-9]+ entries:
+ +Num: +Value +Size Type +Bind +Vis +Ndx Name
+#...
+ +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__ehdr_start
+#pass
diff --git a/ld/testsuite/ld-x86-64/dt-relr-1.d b/ld/testsuite/ld-x86-64/dt-relr-1.d
new file mode 100644
index 00000000000..6d30c6a0a94
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/dt-relr-1.d
@@ -0,0 +1,14 @@
+#as: --64
+#ld: -shared -melf_x86_64 $DT_RELR_LDFLAGS
+#readelf: -r -s --wide
+
+Relocation section '.relr.dyn' at offset 0x[a-f0-9]+ contains 1 entry:
+ +1 offset
+[a-f0-9]+
+
+#...
+Symbol table '.symtab' contains [0-9]+ entries:
+ +Num: +Value +Size Type +Bind +Vis +Ndx Name
+#...
+ +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__ehdr_start
+#pass
diff --git a/ld/testsuite/ld-x86-64/dt-relr-1.s b/ld/testsuite/ld-x86-64/dt-relr-1.s
new file mode 100644
index 00000000000..234ec0bf142
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/dt-relr-1.s
@@ -0,0 +1,3 @@
+ .text
+foo:
+ add __ehdr_start@GOTPCREL(%rip), %rax
diff --git a/ld/testsuite/ld-x86-64/x86-64.exp b/ld/testsuite/ld-x86-64/x86-64.exp
index b4048128057..6a908452af0 100644
--- a/ld/testsuite/ld-x86-64/x86-64.exp
+++ b/ld/testsuite/ld-x86-64/x86-64.exp
@@ -507,6 +507,8 @@ run_dump_test "pr27491-1c"
run_dump_test "pr27491-2"
run_dump_test "pr27491-3"
run_dump_test "pr27491-4"
+run_dump_test "dt-relr-1"
+run_dump_test "dt-relr-1-x32"
if ![istarget "x86_64-*-linux*"] {
return
--
2.33.1
next prev parent reply other threads:[~2022-01-08 18:38 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-08 18:38 [PATCH v2 0/9] ld: Implement DT_RELR for x86 H.J. Lu
2022-01-08 18:38 ` [PATCH v2 1/9] elf: Add .relr.dyn to special_sections_r H.J. Lu
2022-01-08 18:38 ` [PATCH v2 2/9] elf: Extract _bfd_elf_process_reverse_copy H.J. Lu
2022-01-08 18:38 ` [PATCH v2 3/9] elf: Pass need_layout to _bfd_elf_map_sections_to_segments H.J. Lu
2022-01-08 18:38 ` [PATCH v2 4/9] ld: Initial DT_RELR support H.J. Lu
2022-01-08 18:38 ` [PATCH v2 5/9] elf: Add size_relative_relocs and finish_relative_relocs H.J. Lu
2022-01-08 18:38 ` [PATCH v2 6/9] elf: Support DT_RELR in linker tests H.J. Lu
2022-01-08 18:38 ` [PATCH v2 7/9] x86: Add DT_RELR support H.J. Lu
2022-01-08 18:38 ` H.J. Lu [this message]
2022-01-08 18:38 ` [PATCH v2 9/9] ld: Add glibc dependency for DT_RELR H.J. Lu
2022-01-10 15:31 ` Florian Weimer
2022-01-10 15:40 ` H.J. Lu
2022-01-10 15:42 ` Florian Weimer
2022-01-08 21:53 ` [PATCH v2 0/9] ld: Implement DT_RELR for x86 Fangrui Song
2022-01-09 8:13 ` Alexander Monakov
2022-01-13 2:54 ` Fangrui Song
2022-01-13 3:00 ` H.J. Lu
2022-01-11 10:13 ` Nick Clifton
2022-01-11 14:08 ` H.J. Lu
2022-01-12 12:33 ` Nick Clifton
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