PATCH: Add ifunc-main IFUNC tests

H.J. Lu hongjiu.lu@intel.com
Thu Nov 20 18:50:00 GMT 2014


Hi,

I checked in this patch to add ifunc-main IFUNC tests.

H.J.
---
diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog
index f8478bd..555d6bf 100644
--- a/ld/testsuite/ChangeLog
+++ b/ld/testsuite/ChangeLog
@@ -1,5 +1,12 @@
 2014-11-20  H.J. Lu  <hongjiu.lu@intel.com>
 
+	* ld-ifunc/ifunc.exp: Run ifunc-main.
+	* ld-ifunc/ifunc-lib.c: New file.
+	* ld-ifunc/ifunc-main.c: Likewise.
+	* ld-ifunc/ifunc-main.out: Likewise.
+
+2014-11-20  H.J. Lu  <hongjiu.lu@intel.com>
+
 	* lib/ld-lib.exp (check_ifunc_available): New.
 	* ld-ifunc/ifunc.exp: Run IFUNC run-time tests only if IFUNC
 	is supported.
diff --git a/ld/testsuite/ld-ifunc/ifunc-lib.c b/ld/testsuite/ld-ifunc/ifunc-lib.c
new file mode 100644
index 0000000..13ca250
--- /dev/null
+++ b/ld/testsuite/ld-ifunc/ifunc-lib.c
@@ -0,0 +1,29 @@
+static int
+one (void)
+{
+  return 1;
+}
+
+static int
+minus_one (void)
+{
+  return -1;
+}
+
+void * foo_ifunc (void) __asm__ ("foo");
+__asm__(".type foo, %gnu_indirect_function");
+
+void *
+foo_ifunc (void)
+{
+  return one;
+}
+
+void * bar_ifunc (void) __asm__ ("bar");
+__asm__(".type bar, %gnu_indirect_function");
+
+void *
+bar_ifunc (void)
+{
+  return minus_one;
+}
diff --git a/ld/testsuite/ld-ifunc/ifunc-main.c b/ld/testsuite/ld-ifunc/ifunc-main.c
new file mode 100644
index 0000000..a320cfb
--- /dev/null
+++ b/ld/testsuite/ld-ifunc/ifunc-main.c
@@ -0,0 +1,29 @@
+#include <stdio.h>
+
+extern int foo(void);
+extern int bar(void);
+
+int (*foo_ptr)(void) = foo;
+
+int
+main (void)
+{
+  int (*bar_ptr)(void) = bar;
+  if (bar_ptr != bar)
+    __builtin_abort ();
+  if (bar_ptr() != -1)
+    __builtin_abort ();
+  if (bar() != -1)
+    __builtin_abort ();
+
+  if (foo_ptr != foo)
+    __builtin_abort ();
+  if (foo_ptr() != 1)
+    __builtin_abort ();
+  if (foo() != 1)
+    __builtin_abort ();
+
+  printf ("OK\n");
+
+  return 0;
+}
diff --git a/ld/testsuite/ld-ifunc/ifunc-main.out b/ld/testsuite/ld-ifunc/ifunc-main.out
new file mode 100644
index 0000000..d86bac9
--- /dev/null
+++ b/ld/testsuite/ld-ifunc/ifunc-main.out
@@ -0,0 +1 @@
+OK
diff --git a/ld/testsuite/ld-ifunc/ifunc.exp b/ld/testsuite/ld-ifunc/ifunc.exp
index d2382f8..03789a9 100644
--- a/ld/testsuite/ld-ifunc/ifunc.exp
+++ b/ld/testsuite/ld-ifunc/ifunc.exp
@@ -418,6 +418,17 @@ if { ![check_ifunc_available] } {
     return
 }
 
+run_cc_link_tests [list \
+    [list \
+	"Build ifunc-lib.so" \
+	"-shared" \
+	"-fPIC" \
+	{ ifunc-lib.c } \
+	{} \
+	"libifunc-lib.so" \
+    ] \
+]
+
 run_ld_link_exec_tests [] [list \
     [list \
 	"Run pr16467" \
@@ -428,4 +439,21 @@ run_ld_link_exec_tests [] [list \
 	"pr16467.out" \
 	"" \
     ] \
+    [list \
+	"Run ifunc-main" \
+	"tmpdir/libifunc-lib.so" \
+	"" \
+	{ ifunc-main.c } \
+	"ifunc-main" \
+	"ifunc-main.out" \
+    ] \
+    [list \
+	"Run ifunc-main with -fpic" \
+	"tmpdir/libifunc-lib.so" \
+	"" \
+	{ ifunc-main.c } \
+	"ifunc-main" \
+	"ifunc-main.out" \
+	"-fpic" \
+    ] \
 ]



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