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-rw-r--r--ld/emultempl/aarch64elf.em58
-rw-r--r--ld/testsuite/ld-aarch64/aarch64-elf.exp23
-rw-r--r--ld/testsuite/ld-aarch64/property-bti-pac1.d2
-rw-r--r--ld/testsuite/ld-aarch64/property-bti-pac1.s14
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs.s25
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs1.d6
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs10.d6
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs11.d11
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs12.d11
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs13.d11
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs14.d11
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs15.d11
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs16.d11
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs17.d11
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs18.d11
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs19.d6
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs2.d11
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs2.s33
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs20.d6
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs21.d6
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs22.d11
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs3.d11
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs4.d11
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs5.d11
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs6.d12
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs7.d6
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs8.d11
-rw-r--r--ld/testsuite/ld-aarch64/property-gcs9.d12
28 files changed, 362 insertions, 7 deletions
diff --git a/ld/emultempl/aarch64elf.em b/ld/emultempl/aarch64elf.em
index aa2859d..ba536b0 100644
--- a/ld/emultempl/aarch64elf.em
+++ b/ld/emultempl/aarch64elf.em
@@ -36,6 +36,15 @@ static erratum_84319_opts fix_erratum_843419 = ERRAT_NONE;
static int no_apply_dynamic_relocs = 0;
static aarch64_plt_type plt_type = PLT_NORMAL;
static aarch64_enable_bti_type bti_type = BTI_NONE;
+static aarch64_gcs_type gcs_type = GCS_IMPLICIT;
+static aarch64_gcs_report gcs_report = GCS_NONE;
+
+#define COMPILE_TIME_STRLEN(s) \
+ (sizeof(s) - 1)
+#define EGR "gcs-report"
+#define EG "gcs"
+#define EGR_LEN COMPILE_TIME_STRLEN (EGR)
+#define EG_LEN COMPILE_TIME_STRLEN (EG)
static void
gld${EMULATION_NAME}_before_parse (void)
@@ -321,9 +330,11 @@ aarch64_elf_create_output_section_statements (void)
return;
}
- aarch64_bti_pac_info bp_info;
- bp_info.plt_type = plt_type;
- bp_info.bti_type = bti_type;
+ aarch64_gnu_prop_info gnu_prop_info;
+ gnu_prop_info.plt_type = plt_type;
+ gnu_prop_info.bti_type = bti_type;
+ gnu_prop_info.gcs_type = gcs_type;
+ gnu_prop_info.gcs_report = gcs_report;
bfd_elf${ELFSIZE}_aarch64_set_options (link_info.output_bfd, &link_info,
no_enum_size_warning,
@@ -331,7 +342,7 @@ aarch64_elf_create_output_section_statements (void)
pic_veneer,
fix_erratum_835769, fix_erratum_843419,
no_apply_dynamic_relocs,
- bp_info);
+ gnu_prop_info);
stub_file = lang_add_input_file ("linker stubs",
lang_input_file_is_fake_enum,
@@ -398,16 +409,51 @@ PARSE_AND_LIST_OPTIONS='
fprintf (file, _(" --no-apply-dynamic-relocs Do not apply link-time values for dynamic relocations\n"));
fprintf (file, _(" -z force-bti Turn on Branch Target Identification mechanism and generate PLTs with BTI. Generate warnings for missing BTI on inputs\n"));
fprintf (file, _(" -z pac-plt Protect PLTs with Pointer Authentication.\n"));
+ fprintf (file, _("\
+ -z gcs[=always|never|implicit] Turn on Guarded Control Stack(gcs) mechanism on the output.\n\
+ implicit(default): deduce gcs from input objects.\n\
+ always: always marks the output with gcs.\n\
+ never: never marks the output with gcs.\n"));
+ fprintf (file, _("\
+ -z gcs-report[=none|warning|error] Emit warning/error on mismatch of gcs marking between input objects and ouput.\n\
+ none (default): Does not emit any warning/error messages.\n\
+ warning: Emit warning when the input objects are missing gcs markings\n\
+ and output have gcs marking.\n\
+ error: Emit error when the input objects are missing gcs markings\n\
+ and output have gcs marking.\n"));
+
'
PARSE_AND_LIST_ARGS_CASE_Z_AARCH64='
- else if (strcmp (optarg, "force-bti") == 0)
+ else if (strcmp (optarg, "force-bti") == 0)
{
plt_type |= PLT_BTI;
bti_type = BTI_WARN;
}
- else if (strcmp (optarg, "pac-plt") == 0)
+ else if (strcmp (optarg, "pac-plt") == 0)
plt_type |= PLT_PAC;
+ else if (strncmp (optarg, EGR, EGR_LEN) == 0)
+ {
+ if (strlen (optarg) == EGR_LEN || strcmp (optarg + EGR_LEN, "=none") == 0)
+ gcs_report = GCS_NONE;
+ else if (strcmp (optarg + EGR_LEN, "=warning") == 0)
+ gcs_report = GCS_WARN;
+ else if (strcmp (optarg + EGR_LEN, "=error") == 0)
+ gcs_report = GCS_ERROR;
+ else
+ einfo (_("%P: error: unrecognized: `%s'\''\n"), optarg);
+ }
+ else if (strncmp (optarg, EG, EG_LEN) == 0)
+ {
+ if (strlen (optarg) == EG_LEN || strcmp (optarg + EG_LEN, "=always") == 0)
+ gcs_type = GCS_ALWAYS;
+ else if (strcmp (optarg + EG_LEN, "=never") == 0)
+ gcs_type = GCS_NEVER;
+ else if (strcmp (optarg + EG_LEN, "=implicit") == 0)
+ gcs_type = GCS_IMPLICIT;
+ else
+ einfo (_("%P: error: unrecognized: `%s'\''\n"), optarg);
+ }
'
PARSE_AND_LIST_ARGS_CASE_Z="$PARSE_AND_LIST_ARGS_CASE_Z $PARSE_AND_LIST_ARGS_CASE_Z_AARCH64"
diff --git a/ld/testsuite/ld-aarch64/aarch64-elf.exp b/ld/testsuite/ld-aarch64/aarch64-elf.exp
index c7d97f3..d5a208f 100644
--- a/ld/testsuite/ld-aarch64/aarch64-elf.exp
+++ b/ld/testsuite/ld-aarch64/aarch64-elf.exp
@@ -487,3 +487,26 @@ if { [supports_dt_relr] } {
if { ![skip_sframe_tests] } {
run_dump_test "sframe-simple-1"
}
+
+run_dump_test "property-gcs1"
+run_dump_test "property-gcs2"
+run_dump_test "property-gcs3"
+run_dump_test "property-gcs4"
+run_dump_test "property-gcs5"
+run_dump_test "property-gcs6"
+run_dump_test "property-gcs7"
+run_dump_test "property-gcs8"
+run_dump_test "property-gcs9"
+run_dump_test "property-gcs10"
+run_dump_test "property-gcs11"
+run_dump_test "property-gcs12"
+run_dump_test "property-gcs13"
+run_dump_test "property-gcs14"
+run_dump_test "property-gcs15"
+run_dump_test "property-gcs16"
+run_dump_test "property-gcs17"
+run_dump_test "property-gcs18"
+run_dump_test "property-gcs19"
+run_dump_test "property-gcs20"
+run_dump_test "property-gcs21"
+run_dump_test "property-gcs22"
diff --git a/ld/testsuite/ld-aarch64/property-bti-pac1.d b/ld/testsuite/ld-aarch64/property-bti-pac1.d
index 59fa695..c28a0cb 100644
--- a/ld/testsuite/ld-aarch64/property-bti-pac1.d
+++ b/ld/testsuite/ld-aarch64/property-bti-pac1.d
@@ -8,4 +8,4 @@
Displaying notes found in: .note.gnu.property
[ ]+Owner[ ]+Data size[ ]+Description
GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
- Properties: AArch64 feature: BTI, PAC
+ Properties: AArch64 feature: BTI, PAC, GCS
diff --git a/ld/testsuite/ld-aarch64/property-bti-pac1.s b/ld/testsuite/ld-aarch64/property-bti-pac1.s
index 414c927..4215691 100644
--- a/ld/testsuite/ld-aarch64/property-bti-pac1.s
+++ b/ld/testsuite/ld-aarch64/property-bti-pac1.s
@@ -17,6 +17,20 @@ _start:
2: .long 0xc0000000 /* pr_type. */
.long 4f - 3f /* pr_datasz. */
3:
+ .long 0x4 /* GCS. */
+4:
+ .p2align 3
+5:
+ .p2align 3
+ .long 1f - 0f /* name length */
+ .long 5f - 2f /* data length */
+ .long 5 /* note type */
+0: .asciz "GNU" /* vendor name */
+1:
+ .p2align 3
+2: .long 0xc0000000 /* pr_type. */
+ .long 4f - 3f /* pr_datasz. */
+3:
.long 0x2 /* PAC. */
4:
.p2align 3
diff --git a/ld/testsuite/ld-aarch64/property-gcs.s b/ld/testsuite/ld-aarch64/property-gcs.s
new file mode 100644
index 0000000..bc7e66e8
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs.s
@@ -0,0 +1,25 @@
+ .text
+ .globl _start
+ .type _start,@function
+_start:
+ mov x1, #2
+.ifndef __mult__
+ bl foo
+.endif
+.ifdef __property_gcs__
+ .section ".note.gnu.property", "a"
+ .p2align 3
+ .long 1f - 0f /* name length */
+ .long 5f - 2f /* data length */
+ .long 5 /* note type */
+0: .asciz "GNU" /* vendor name */
+1:
+ .p2align 3
+2: .long 0xc0000000 /* pr_type. */
+ .long 4f - 3f /* pr_datasz. */
+3:
+ .long 0x4 /* GCS. */
+4:
+ .p2align 3
+5:
+.endif
diff --git a/ld/testsuite/ld-aarch64/property-gcs1.d b/ld/testsuite/ld-aarch64/property-gcs1.d
new file mode 100644
index 0000000..c724ac5
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs1.d
@@ -0,0 +1,6 @@
+#name: GNU Property (input without gcs)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0
+#ld: -shared
+#readelf: -n
diff --git a/ld/testsuite/ld-aarch64/property-gcs10.d b/ld/testsuite/ld-aarch64/property-gcs10.d
new file mode 100644
index 0000000..3a2c992
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs10.d
@@ -0,0 +1,6 @@
+#name: GNU Property (input without gcs output forced with gcs=always gcs-report=error)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0
+#ld: -z gcs=always -z gcs-report=error
+#error: .*property-gcs.*: error: GCS turned on by -z gcs on the output when all inputs do not have GCS in NOTE section.
diff --git a/ld/testsuite/ld-aarch64/property-gcs11.d b/ld/testsuite/ld-aarch64/property-gcs11.d
new file mode 100644
index 0000000..094b9be
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs11.d
@@ -0,0 +1,11 @@
+#name: GNU Property (input with gcs output forced with gcs)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0 -defsym __property_gcs__=1
+#ld: -z gcs
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs12.d b/ld/testsuite/ld-aarch64/property-gcs12.d
new file mode 100644
index 0000000..3555447
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs12.d
@@ -0,0 +1,11 @@
+#name: GNU Property (input with gcs output forced with gcs=always)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0 -defsym __property_gcs__=1
+#ld: -z gcs=always
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs13.d b/ld/testsuite/ld-aarch64/property-gcs13.d
new file mode 100644
index 0000000..c6543ba
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs13.d
@@ -0,0 +1,11 @@
+#name: GNU Property (input with gcs output forced with gcs gcs-report=none)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0 -defsym __property_gcs__=1
+#ld: -z gcs -z gcs-report=none
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs14.d b/ld/testsuite/ld-aarch64/property-gcs14.d
new file mode 100644
index 0000000..1c612b5
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs14.d
@@ -0,0 +1,11 @@
+#name: GNU Property (input with gcs output forced with gcs gcs-report=warning)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0 -defsym __property_gcs__=1
+#ld: -z gcs -z gcs-report=warning
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs15.d b/ld/testsuite/ld-aarch64/property-gcs15.d
new file mode 100644
index 0000000..7e46e8e
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs15.d
@@ -0,0 +1,11 @@
+#name: GNU Property (input with gcs output forced with gcs gcs-report=error)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0 -defsym __property_gcs__=1
+#ld: -z gcs -z gcs-report=error
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs16.d b/ld/testsuite/ld-aarch64/property-gcs16.d
new file mode 100644
index 0000000..c20cbe5
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs16.d
@@ -0,0 +1,11 @@
+#name: GNU Property (input with gcs output forced with gcs=always gcs-report=none)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0 -defsym __property_gcs__=1
+#ld: -z gcs=always -z gcs-report=none
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs17.d b/ld/testsuite/ld-aarch64/property-gcs17.d
new file mode 100644
index 0000000..2ee3f10
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs17.d
@@ -0,0 +1,11 @@
+#name: GNU Property (input with gcs output forced with gcs=always gcs-report=warning)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0 -defsym __property_gcs__=1
+#ld: -z gcs=always -z gcs-report=warning
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs18.d b/ld/testsuite/ld-aarch64/property-gcs18.d
new file mode 100644
index 0000000..6c45d77
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs18.d
@@ -0,0 +1,11 @@
+#name: GNU Property (input with gcs output forced with gcs=always gcs-report=error)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0 -defsym __property_gcs__=1
+#ld: -z gcs=always -z gcs-report=error
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs19.d b/ld/testsuite/ld-aarch64/property-gcs19.d
new file mode 100644
index 0000000..588af48
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs19.d
@@ -0,0 +1,6 @@
+#name: GNU Property (input without gcs output forced with gcs=never)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0
+#ld: -z gcs=never
+#readelf: -n
diff --git a/ld/testsuite/ld-aarch64/property-gcs2.d b/ld/testsuite/ld-aarch64/property-gcs2.d
new file mode 100644
index 0000000..ed545a1
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs2.d
@@ -0,0 +1,11 @@
+#name: GNU Property (input with gcs)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0 -defsym __property_gcs__=1
+#ld: -shared
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs2.s b/ld/testsuite/ld-aarch64/property-gcs2.s
new file mode 100644
index 0000000..6db7d83
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs2.s
@@ -0,0 +1,33 @@
+ .text
+ .global foo
+ .type foo, %function
+foo:
+ sub sp, sp, #16
+ mov w0, 9
+ str w0, [sp, 12]
+ ldr w0, [sp, 12]
+ add w0, w0, 4
+ str w0, [sp, 12]
+ nop
+ add sp, sp, 16
+ ret
+ .size foo, .-foo
+ .global bar
+ .type bar, %function
+.ifdef __property_gcs__
+ .section ".note.gnu.property", "a"
+ .p2align 3
+ .long 1f - 0f /* name length */
+ .long 5f - 2f /* data length */
+ .long 5 /* note type */
+0: .asciz "GNU" /* vendor name */
+1:
+ .p2align 3
+2: .long 0xc0000000 /* pr_type. */
+ .long 4f - 3f /* pr_datasz. */
+3:
+ .long 0x4 /* GCS. */
+4:
+ .p2align 3
+5:
+.endif
diff --git a/ld/testsuite/ld-aarch64/property-gcs20.d b/ld/testsuite/ld-aarch64/property-gcs20.d
new file mode 100644
index 0000000..779e845
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs20.d
@@ -0,0 +1,6 @@
+#name: GNU Property (input without gcs output forced with gcs=implicit)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0
+#ld: -z gcs=implicit
+#readelf: -n
diff --git a/ld/testsuite/ld-aarch64/property-gcs21.d b/ld/testsuite/ld-aarch64/property-gcs21.d
new file mode 100644
index 0000000..dbfb5ec
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs21.d
@@ -0,0 +1,6 @@
+#name: GNU Property (input with gcs output forced with gcs=never)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0 -defsym __property_gcs__=1
+#ld: -z gcs=never
+#readelf: -n
diff --git a/ld/testsuite/ld-aarch64/property-gcs22.d b/ld/testsuite/ld-aarch64/property-gcs22.d
new file mode 100644
index 0000000..dd92399
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs22.d
@@ -0,0 +1,11 @@
+#name: GNU Property (input with gcs output forced with gcs=implicit)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0 -defsym __property_gcs__=1
+#ld: -z gcs=implicit
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs3.d b/ld/testsuite/ld-aarch64/property-gcs3.d
new file mode 100644
index 0000000..0ea2d7e
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs3.d
@@ -0,0 +1,11 @@
+#name: GNU Property (input without gcs output forced with gcs)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0
+#ld: -z gcs
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs4.d b/ld/testsuite/ld-aarch64/property-gcs4.d
new file mode 100644
index 0000000..0669d64
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs4.d
@@ -0,0 +1,11 @@
+#name: GNU Property (input without gcs output forced with gcs=always)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0
+#ld: -z gcs=always
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs5.d b/ld/testsuite/ld-aarch64/property-gcs5.d
new file mode 100644
index 0000000..df8643a
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs5.d
@@ -0,0 +1,11 @@
+#name: GNU Property (input without gcs output forced with gcs gcs-report=none)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0
+#ld: -z gcs -z gcs-report=none
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs6.d b/ld/testsuite/ld-aarch64/property-gcs6.d
new file mode 100644
index 0000000..3646e8a
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs6.d
@@ -0,0 +1,12 @@
+#name: GNU Property (input without gcs output forced with gcs gcs-report=warning)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0
+#ld: -z gcs -z gcs-report=warning
+#readelf: -n
+#warning: .*property-gcs.*: warning: GCS turned on by -z gcs on the output when all inputs do not have GCS in NOTE section.
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs7.d b/ld/testsuite/ld-aarch64/property-gcs7.d
new file mode 100644
index 0000000..ba58fe2
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs7.d
@@ -0,0 +1,6 @@
+#name: GNU Property (input without gcs output forced with gcs gcs-report=error)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0
+#ld: -z gcs -z gcs-report=error
+#error: .*property-gcs.*: error: GCS turned on by -z gcs on the output when all inputs do not have GCS in NOTE section.
diff --git a/ld/testsuite/ld-aarch64/property-gcs8.d b/ld/testsuite/ld-aarch64/property-gcs8.d
new file mode 100644
index 0000000..f442b71
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs8.d
@@ -0,0 +1,11 @@
+#name: GNU Property (input without gcs output forced with gcs=always gcs-report=none)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0
+#ld: -z gcs=always -z gcs-report=none
+#readelf: -n
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS
diff --git a/ld/testsuite/ld-aarch64/property-gcs9.d b/ld/testsuite/ld-aarch64/property-gcs9.d
new file mode 100644
index 0000000..82b93ec
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/property-gcs9.d
@@ -0,0 +1,12 @@
+#name: GNU Property (input without gcs output forced with gcs=always gcs-report=warning)
+#source: property-gcs.s
+#alltargets: [check_shared_lib_support] *linux*
+#as: -march=armv9.4-a+gcs -defsym __mult__=0
+#ld: -z gcs=always -z gcs-report=warning
+#readelf: -n
+#warning: .*property-gcs.*: warning: GCS turned on by -z gcs on the output when all inputs do not have GCS in NOTE section.
+
+Displaying notes found in: .note.gnu.property
+[ ]+Owner[ ]+Data size[ ]+Description
+ GNU 0x00000010 NT_GNU_PROPERTY_TYPE_0
+ Properties: AArch64 feature: GCS