[binutils-gdb] Add testcase for generation of 32/64_PCREL.

[liu & zhensong]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=4d944db22c351296bad0b54d6a1857ad1fbde575

commit 4d944db22c351296bad0b54d6a1857ad1fbde575
Author: cailulu <cailulu@loongson.cn>
Date:   Fri Sep 1 11:09:01 2023 +0800

    Add testcase for generation of 32/64_PCREL.

Diff:
---
 gas/testsuite/gas/loongarch/pcrel_norelax.d | 56 +++++++++++++++++++++++++++
 gas/testsuite/gas/loongarch/pcrel_norelax.s | 42 ++++++++++++++++++++
 gas/testsuite/gas/loongarch/pcrel_relax.d   | 60 +++++++++++++++++++++++++++++
 gas/testsuite/gas/loongarch/pcrel_relax.s   | 46 ++++++++++++++++++++++
 4 files changed, 204 insertions(+)

diff --git a/gas/testsuite/gas/loongarch/pcrel_norelax.d b/gas/testsuite/gas/loongarch/pcrel_norelax.d
new file mode 100644
index 00000000000..842c8d48e0e
--- /dev/null
+++ b/gas/testsuite/gas/loongarch/pcrel_norelax.d
@@ -0,0 +1,56 @@
+#as: -mno-relax
+#objdump: -Dr
+
+.*:[    ]+file format .*
+
+
+Disassembly of section .text:
+
+00000000.* <.L1>:
+[ 	]+...
+[ 	]+0:[ 	]+R_LARCH_32_PCREL[ 	]+.L3
+[ 	]+4:[ 	]+R_LARCH_32_PCREL[ 	]+.L3\+0x4
+
+0*00000008[ ]+<.L2>:
+[ 	]+...
+[ 	]+8:[ 	]+R_LARCH_64_PCREL[ 	]+.L3
+[ 	]+10:[ 	]+R_LARCH_64_PCREL[ 	]+.L3\+0x8
+
+Disassembly[ 	]+of[ 	]+section[ 	]+sx:
+
+0*00000000[ ]+<.L3>:
+[ 	]+0:[ 	]+fffffff4[ 	]+.word[ 	]+0xfffffff4
+[ 	]+4:[ 	]+fffffff4[ 	]+.word[ 	]+0xfffffff4
+[ 	]+8:[ 	]+ffffffff[ 	]+.word[ 	]+0xffffffff
+
+0*0000000c[ ]+<.L4>:
+[ 	]+...
+[ 	]+c:[ 	]+R_LARCH_ADD32[ 	]+.L4
+[ 	]+c:[ 	]+R_LARCH_SUB32[ 	]+.L5
+[ 	]+10:[ 	]+R_LARCH_ADD64[ 	]+.L4
+[ 	]+10:[ 	]+R_LARCH_SUB64[ 	]+.L5
+
+Disassembly[ 	]+of[ 	]+section[ 	]+sy:
+
+0*00000000[ ]+<.L5>:
+[ 	]+...
+[ 	]+0:[ 	]+R_LARCH_32_PCREL[ 	]+.L1
+[ 	]+4:[ 	]+R_LARCH_32_PCREL[ 	]+.L2\+0x4
+[ 	]+8:[ 	]+R_LARCH_64_PCREL[ 	]+.L1\+0x8
+[ 	]+10:[ 	]+R_LARCH_64_PCREL[ 	]+.L2\+0x10
+
+Disassembly[ 	]+of[ 	]+section[ 	]+sz:
+
+0*00000000[ ]+<sz>:
+[ 	]+0:[ 	]+fffffff8[ 	]+.word[ 	]+0xfffffff8
+[ 	]+4:[ 	]+fffffff4[ 	]+.word[ 	]+0xfffffff4
+[ 	]+8:[ 	]+00000000[ 	]+.word[ 	]+0x00000000
+[ 	]+8:[ 	]+R_LARCH_ADD32[ 	]+.L2
+[ 	]+8:[ 	]+R_LARCH_SUB32[ 	]+.L3
+[ 	]+c:[ 	]+fffffff8[ 	]+.word[ 	]+0xfffffff8
+[ 	]+10:[ 	]+ffffffff[ 	]+.word[ 	]+0xffffffff
+[ 	]+14:[ 	]+fffffff4[ 	]+.word[ 	]+0xfffffff4
+[ 	]+18:[ 	]+ffffffff[ 	]+.word[ 	]+0xffffffff
+[ 	]+...
+[ 	]+1c:[ 	]+R_LARCH_ADD64[ 	]+.L2
+[ 	]+1c:[ 	]+R_LARCH_SUB64[ 	]+.L3
diff --git a/gas/testsuite/gas/loongarch/pcrel_norelax.s b/gas/testsuite/gas/loongarch/pcrel_norelax.s
new file mode 100644
index 00000000000..09527f146a9
--- /dev/null
+++ b/gas/testsuite/gas/loongarch/pcrel_norelax.s
@@ -0,0 +1,42 @@
+  .section .text
+.L1:
+  # 32_pcrel
+  .4byte .L3-.L1
+  .4byte .L3-.L1
+.L2:
+  # 64_pcrel
+  .8byte .L3-.L2
+  .8byte .L3-.L2
+
+  .section sx
+.L3:
+  # no relocation
+  .4byte .L3-.L4
+  .8byte .L3-.L4
+.L4:
+  # add32+sub32
+  .4byte .L4-.L5
+  # add64+sub64
+  .8byte .L4-.L5
+
+  .section sy
+.L5:
+  # 32_pcrel
+  .4byte .L1-.L5
+  .4byte .L2-.L5
+  # 64_pcrel
+  .8byte .L1-.L5
+  .8byte .L2-.L5
+
+  .section sz
+  # no relocation
+  .4byte .L1-.L2
+  .4byte .L3-.L4
+  # add32+sub32
+  .4byte .L2-.L3
+
+  # no relocation
+  .8byte .L1-.L2
+  .8byte .L3-.L4
+  # add64+sub64
+  .8byte .L2-.L3
diff --git a/gas/testsuite/gas/loongarch/pcrel_relax.d b/gas/testsuite/gas/loongarch/pcrel_relax.d
new file mode 100644
index 00000000000..d6f875259be
--- /dev/null
+++ b/gas/testsuite/gas/loongarch/pcrel_relax.d
@@ -0,0 +1,60 @@
+#as:
+#objdump: -Dr
+
+.*:[    ]+file format .*
+
+
+Disassembly of section .text:
+
+00000000.* <.L1>:
+[ 	]+...
+[ 	]+0:[ 	]+R_LARCH_32_PCREL[ 	]+.L3
+[ 	]+4:[ 	]+R_LARCH_ADD32[ 	]+.L3
+[ 	]+4:[ 	]+R_LARCH_SUB32[ 	]+.L1
+
+0*00000008[ ]+<.L2>:
+[ 	]+...
+[ 	]+8:[ 	]+R_LARCH_64_PCREL[ 	]+.L3
+[ 	]+10:[ 	]+R_LARCH_ADD64[ 	]+.L3
+[ 	]+10:[ 	]+R_LARCH_SUB64[ 	]+.L2
+
+Disassembly[ 	]+of[ 	]+section[ 	]+sx:
+
+0*00000000[ ]+<.L3>:
+[ 	]+0:[ 	]+fffffff4[ 	]+.word[ 	]+0xfffffff4
+[ 	]+4:[ 	]+fffffff4[ 	]+.word[ 	]+0xfffffff4
+[ 	]+8:[ 	]+ffffffff[ 	]+.word[ 	]+0xffffffff
+
+0*0000000c[ ]+<.L4>:
+[ 	]+...
+[ 	]+c:[ 	]+R_LARCH_ADD32[ 	]+.L4
+[ 	]+c:[ 	]+R_LARCH_SUB32[ 	]+.L5
+[ 	]+10:[ 	]+R_LARCH_ADD64[ 	]+.L4
+[ 	]+10:[ 	]+R_LARCH_SUB64[ 	]+.L5
+
+Disassembly[ 	]+of[ 	]+section[ 	]+sy:
+
+0*00000000[ ]+<.L5>:
+[ 	]+...
+[ 	]+0:[ 	]+R_LARCH_32_PCREL[ 	]+.L1
+[ 	]+4:[ 	]+R_LARCH_32_PCREL[ 	]+.L3\+0x4
+[ 	]+8:[ 	]+R_LARCH_64_PCREL[ 	]+.L1\+0x8
+[ 	]+10:[ 	]+R_LARCH_64_PCREL[ 	]+.L3\+0x10
+
+Disassembly[ 	]+of[ 	]+section[ 	]+sz:
+
+0*00000000[ ]+<sz>:
+[ 	]+0:[ 	]+00000000[ 	]+.word[ 	]+0x00000000
+[ 	]+0:[ 	]+R_LARCH_ADD32[ 	]+.L1
+[ 	]+0:[ 	]+R_LARCH_SUB32[ 	]+.L2
+[ 	]+4:[ 	]+fffffff4[ 	]+.word[ 	]+0xfffffff4
+[ 	]+...
+[ 	]+8:[ 	]+R_LARCH_ADD32[ 	]+.L3
+[ 	]+8:[ 	]+R_LARCH_SUB32[ 	]+.L5
+[ 	]+c:[ 	]+R_LARCH_ADD64[ 	]+.L1
+[ 	]+c:[ 	]+R_LARCH_SUB64[ 	]+.L2
+[ 	]+14:[ 	]+fffffff4[ 	]+.word[ 	]+0xfffffff4
+[ 	]+18:[ 	]+ffffffff[ 	]+.word[ 	]+0xffffffff
+[ 	]+...
+[ 	]+1c:[ 	]+R_LARCH_ADD64[ 	]+.L3
+[ 	]+1c:[ 	]+R_LARCH_SUB64[ 	]+.L5
diff --git a/gas/testsuite/gas/loongarch/pcrel_relax.s b/gas/testsuite/gas/loongarch/pcrel_relax.s
new file mode 100644
index 00000000000..ded275fa72c
--- /dev/null
+++ b/gas/testsuite/gas/loongarch/pcrel_relax.s
@@ -0,0 +1,46 @@
+  .section .text
+.L1:
+  # 32_pcrel
+  .4byte .L3-.L1
+  # add32+sub32
+  .4byte .L3-.L1
+.L2:
+  # 64_pcrel
+  .8byte .L3-.L2
+  # add64+sub64
+  .8byte .L3-.L2
+
+  .section sx
+.L3:
+  # no relocation
+  .4byte .L3-.L4
+  .8byte .L3-.L4
+.L4:
+  # add32+sub32
+  .4byte .L4-.L5
+  # add64+sub64
+  .8byte .L4-.L5
+
+  .section sy
+.L5:
+  # 32_pcrel
+  .4byte .L1-.L5
+  .4byte .L3-.L5
+  # 64_pcrel
+  .8byte .L1-.L5
+  .8byte .L3-.L5
+
+  .section sz
+  # add32+sub32
+  .4byte .L1-.L2
+  # no relocation
+  .4byte .L3-.L4
+  # add32+sub32
+  .4byte .L3-.L5
+
+  #add64+sub64
+  .8byte .L1-.L2
+  # no relocation
+  .8byte .L3-.L4
+  #add64+sub64
+  .8byte .L3-.L5