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ELF: Add testcases for PR ld/23658

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Add testcases to verify that all SHT_NOTE sections with the same section
alignment are placed in a single PT_NOTE segment.

	PR ld/23658
	* testsuite/ld-elf/pr23658-1.d: New file.
	* testsuite/ld-elf/pr23658-1a.s: Likewise.
	* testsuite/ld-elf/pr23658-1b.s: Likewise.
	* testsuite/ld-elf/pr23658-1c.s: Likewise.
	* testsuite/ld-elf/pr23658-1d.s: Likewise.
	* testsuite/ld-elf/pr23658-2.rd: Likewise.
	* testsuite/ld-elf/pr23658-3.d: Likewise.
	* testsuite/ld-elf/pr23658-3.s: Likewise.
	* testsuite/ld-elf/pr23658-3.t: Likewise.
	* testsuite/ld-elf/shared.exp: Run PR ld/23658 tests.
This commit is contained in:
H.J. Lu 2018-10-03 14:11:43 -07:00
parent 34c0fc000f
commit fb9bbfd7f2
11 changed files with 152 additions and 0 deletions
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14
ld/ChangeLog
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@ -1,3 +1,17 @@
2018-10-03 H.J. Lu <hongjiu.lu@intel.com>
PR ld/23658
* testsuite/ld-elf/pr23658-1.d: New file.
* testsuite/ld-elf/pr23658-1a.s: Likewise.
* testsuite/ld-elf/pr23658-1b.s: Likewise.
* testsuite/ld-elf/pr23658-1c.s: Likewise.
* testsuite/ld-elf/pr23658-1d.s: Likewise.
* testsuite/ld-elf/pr23658-2.rd: Likewise.
* testsuite/ld-elf/pr23658-3.d: Likewise.
* testsuite/ld-elf/pr23658-3.s: Likewise.
* testsuite/ld-elf/pr23658-3.t: Likewise.
* testsuite/ld-elf/shared.exp: Run PR ld/23658 tests.
2018-10-03 H.J. Lu <hongjiu.lu@intel.com>
PR ld/23658

16
ld/testsuite/ld-elf/pr23658-1.d Normal file
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@ -0,0 +1,16 @@
#source: pr23658-1a.s
#source: pr23658-1b.s
#source: pr23658-1c.s
#source: pr23658-1d.s
#source: start.s
#ld: --build-id
#readelf: -l --wide
# Since generic linker targets don't place SHT_NOTE sections as orphan,
# SHT_NOTE sections aren't grouped nor sorted.
#xfail: cr16-* crx-* d30v-* dlx-* fr30-* frv-* iq2000-*
#xfail: m68hc12-* mn10200-* moxie-* mt-* msp430-* pj-*
#...
+[0-9]+ +\.note\.4 \.note\.1 +
+[0-9]+ +\.note.gnu.build-id \.note\.2 .note\.3 +
#pass

21
ld/testsuite/ld-elf/pr23658-1a.s Normal file
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@ -0,0 +1,21 @@
.text
.global foo
foo:
.dc.a 0
.section ".note.4", "a"
.p2align 3
.long .L1 - .L0 /* name length. */
.long .L3 - .L1 /* data length. */
.long 123456 /* note type. */
.L0:
.asciz "GNU" /* vendor name. */
.L1:
.p2align 3
.long 0 /* pr_type. */
.long .L5 - .L4 /* pr_datasz. */
.L4:
.zero 0x10
.L5:
.p2align 3
.L3:

16
ld/testsuite/ld-elf/pr23658-1b.s Normal file
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@ -0,0 +1,16 @@
.section ".note.2", "a"
.p2align 2
.long .L1 - .L0 /* name length. */
.long .L3 - .L1 /* data length. */
.long 12345 /* note type. */
.L0:
.asciz "GNU" /* vendor name. */
.L1:
.p2align 2
.long 0 /* pr_type. */
.long .L5 - .L4 /* pr_datasz. */
.L4:
.zero 0x10
.L5:
.p2align 2
.L3:

16
ld/testsuite/ld-elf/pr23658-1c.s Normal file
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@ -0,0 +1,16 @@
.section ".note.1", "a"
.p2align 3
.long .L1 - .L0 /* name length. */
.long .L3 - .L1 /* data length. */
.long 12345 /* note type. */
.L0:
.asciz "GNU" /* vendor name. */
.L1:
.p2align 3
.long 0 /* pr_type. */
.long .L5 - .L4 /* pr_datasz. */
.L4:
.zero 0x10
.L5:
.p2align 3
.L3:

16
ld/testsuite/ld-elf/pr23658-1d.s Normal file
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@ -0,0 +1,16 @@
.section ".note.3", "a"
.p2align 2
.long .L1 - .L0 /* name length. */
.long .L3 - .L1 /* data length. */
.long 12345 /* note type. */
.L0:
.asciz "GNU" /* vendor name. */
.L1:
.p2align 2
.long 0 /* pr_type. */
.long .L5 - .L4 /* pr_datasz. */
.L4:
.zero 0x10
.L5:
.p2align 2
.L3:

6
ld/testsuite/ld-elf/pr23658-2.rd Normal file
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@ -0,0 +1,6 @@
#...
+[0-9]+ +\.interp \.note.4 \.note.1 \.note.2 \.note.3.*
#...
+[0-9]+ +\.note\.4 \.note\.1 +
+[0-9]+ +\.note\.2 .note\.3 +
#pass

8
ld/testsuite/ld-elf/pr23658-3.d Normal file
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@ -0,0 +1,8 @@
#as: -mx86-used-note=yes
#ld: -T pr23658-3.t -z noseparate-code
#nm: -B
#target: i?86-*-* x86_64-*-*
#...
0+4000 D __FOO
#...

4
ld/testsuite/ld-elf/pr23658-3.s Normal file
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@ -0,0 +1,4 @@
.data
.global baz
baz:
.word 0

14
ld/testsuite/ld-elf/pr23658-3.t Normal file
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@ -0,0 +1,14 @@
SECTIONS
{
.data 0x1000 :
{
*(.data)
QUAD (__FOO);
}
.foo 0x4000 :
{
PROVIDE (__FOO = .);
*(.foo)
}
}

21
ld/testsuite/ld-elf/shared.exp
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@ -49,6 +49,12 @@ if [istarget "sparc*-*-*"] {
append AFLAGS_PIC " -K PIC"
}
# GAS options to disable program property note.
set AFLAGS_NOTE ""
if { [istarget "i?86-*-*"] || [istarget "x86_64-*-*"] } {
append AFLAGS_NOTE "-mx86-used-note=no"
}
# This target requires a non-default emulation for successful shared
# library/executable builds.
set LFLAGS ""
@ -1474,3 +1480,18 @@ if { [istarget "i?86-*-*"]
] \
]
}
run_ld_link_tests [list \
[list "Build pr23658.so" \
"-shared" "" "$AFLAGS_PIC" \
{pr23658-1a.s} {} "pr23658.so"] \
[list \
"Build pr23658-2" \
"--dynamic-linker tmpdir/pr23658.so --no-as-needed tmpdir/pr23658.so" \
"" \
$AFLAGS_NOTE \
{ pr23658-1a.s pr23658-1b.s pr23658-1c.s pr23658-1d.s start.s } \
{{readelf {-lW} pr23658-2.rd}} \
"pr23658-2" \
] \
]