PowerPC notoc call stub tests

Message ID 20190628021401.GE822@bubble.grove.modra.org
State New
Headers show
Series
  • PowerPC notoc call stub tests
Related show

Commit Message

Alan Modra June 28, 2019, 2:14 a.m.
* testsuite/ld-powerpc/callstub-1.d,
	* testsuite/ld-powerpc/callstub-1.s: New test.
	* testsuite/ld-powerpc/callstub-2.d,
	* testsuite/ld-powerpc/callstub-2.s: New test.
	* testsuite/ld-powerpc/powerpc.exp: Run them.


-- 
Alan Modra
Australia Development Lab, IBM

Patch

diff --git a/ld/testsuite/ld-powerpc/callstub-1.d b/ld/testsuite/ld-powerpc/callstub-1.d
new file mode 100644
index 0000000000..a9926e50be
--- /dev/null
+++ b/ld/testsuite/ld-powerpc/callstub-1.d
@@ -0,0 +1,29 @@ 
+#as: -a64 -mfuture
+#ld: -shared --plt-align=0 --hash-style=gnu
+#objdump: -dr -Mfuture
+
+.*
+
+Disassembly of section \.text:
+
+.*\.plt_call\.f1>:
+.*:	(f8 41 00 18|18 00 41 f8) 	std     r2,24\(r1\)
+.*:	(60 00 00 00|00 00 00 60) 	nop
+.*:	(04 10 00 01|01 00 10 04) 	pld     r12,.*
+.*:	(e5 80 .. ..|.. .. 80 e5) 
+.*:	(7d 89 03 a6|a6 03 89 7d) 	mtctr   r12
+.*:	(4e 80 04 20|20 04 80 4e) 	bctr
+
+.*\.plt_call\.f2>:
+.*:	(04 10 00 01|01 00 10 04) 	pld     r12,.*
+.*:	(e5 80 .. ..|.. .. 80 e5) 
+.*:	(7d 89 03 a6|a6 03 89 7d) 	mtctr   r12
+.*:	(4e 80 04 20|20 04 80 4e) 	bctr
+#...
+.*:	(4b ff ff c1|c1 ff ff 4b) 	bl      .*\.plt_call\.f1>
+.*:	(e8 41 00 18|18 00 41 e8) 	ld      r2,24\(r1\)
+.*:	(4b ff ff bd|bd ff ff 4b) 	bl      .*\.plt_call\.f1\+0x4>
+.*:	(4b ff ff cd|cd ff ff 4b) 	bl      .*\.plt_call\.f2>
+.*:	(04 10 00 01|01 00 10 04) 	pld     r3,.*
+.*:	(e4 60 .. ..|.. .. 60 e4) 
+#pass
diff --git a/ld/testsuite/ld-powerpc/callstub-1.s b/ld/testsuite/ld-powerpc/callstub-1.s
new file mode 100644
index 0000000000..a36eb3f84c
--- /dev/null
+++ b/ld/testsuite/ld-powerpc/callstub-1.s
@@ -0,0 +1,9 @@ 
+#notoc call stubs, pcrel insns
+ .text
+ .abiversion 2
+_start:
+ bl f1
+ nop
+ bl f1@notoc
+ bl f2@notoc
+ pld 3,ext@got@pcrel
diff --git a/ld/testsuite/ld-powerpc/callstub-2.d b/ld/testsuite/ld-powerpc/callstub-2.d
new file mode 100644
index 0000000000..a8db9bd622
--- /dev/null
+++ b/ld/testsuite/ld-powerpc/callstub-2.d
@@ -0,0 +1,35 @@ 
+#as: -a64
+#ld: -shared --plt-align=0 --hash-style=gnu
+#objdump: -dr
+
+.*
+
+Disassembly of section \.text:
+
+.*\.plt_call\.f1>:
+.*:	(f8 41 00 18|18 00 41 f8) 	std     r2,24\(r1\)
+.*:	(7d 88 02 a6|a6 02 88 7d) 	mflr    r12
+.*:	(42 9f 00 05|05 00 9f 42) 	bcl     .*
+.*:	(7d 68 02 a6|a6 02 68 7d) 	mflr    r11
+.*:	(7d 88 03 a6|a6 03 88 7d) 	mtlr    r12
+.*:	(3d 8b 00 01|01 00 8b 3d) 	addis   r12,r11,1
+.*:	(e9 8c .. ..|.. .. 8c e9) 	ld      r12,.*\(r12\)
+.*:	(7d 89 03 a6|a6 03 89 7d) 	mtctr   r12
+.*:	(4e 80 04 20|20 04 80 4e) 	bctr
+
+.*\.plt_call\.f2>:
+.*:	(7d 88 02 a6|a6 02 88 7d) 	mflr    r12
+.*:	(42 9f 00 05|05 00 9f 42) 	bcl     .*
+.*:	(7d 68 02 a6|a6 02 68 7d) 	mflr    r11
+.*:	(7d 88 03 a6|a6 03 88 7d) 	mtlr    r12
+.*:	(3d 8b 00 01|01 00 8b 3d) 	addis   r12,r11,1
+.*:	(e9 8c .. ..|.. .. 8c e9) 	ld      r12,.*\(r12\)
+.*:	(7d 89 03 a6|a6 03 89 7d) 	mtctr   r12
+.*:	(4e 80 04 20|20 04 80 4e) 	bctr
+
+#...
+.*:	(4b ff ff bd|bd ff ff 4b) 	bl      .*\.plt_call\.f1>
+.*:	(e8 41 00 18|18 00 41 e8) 	ld      r2,24\(r1\)
+.*:	(4b ff ff b9|b9 ff ff 4b) 	bl      .*\.plt_call\.f1\+0x4>
+.*:	(4b ff ff d5|d5 ff ff 4b) 	bl      .*\.plt_call\.f2>
+#pass
diff --git a/ld/testsuite/ld-powerpc/callstub-2.s b/ld/testsuite/ld-powerpc/callstub-2.s
new file mode 100644
index 0000000000..f25ea0268c
--- /dev/null
+++ b/ld/testsuite/ld-powerpc/callstub-2.s
@@ -0,0 +1,8 @@ 
+#notoc call stubs, no pcrel insns
+ .text
+ .abiversion 2
+_start:
+ bl f1
+ nop
+ bl f1@notoc
+ bl f2@notoc
diff --git a/ld/testsuite/ld-powerpc/powerpc.exp b/ld/testsuite/ld-powerpc/powerpc.exp
index af4d13e5ce..e6c3333284 100644
--- a/ld/testsuite/ld-powerpc/powerpc.exp
+++ b/ld/testsuite/ld-powerpc/powerpc.exp
@@ -341,6 +341,8 @@  if [ supports_ppc64 ] then {
     run_dump_test "dotsym3"
     run_dump_test "dotsym4"
     run_dump_test "pr23937"
+    run_dump_test "callstub-1"
+    run_dump_test "callstub-2"
 }
 
 run_dump_test "tlsld32"