picdtr.c: Add test for -fPIE -mpic-data-is-text-relative.

2018-05-06  Andrew Sadek  <andrew.sadek.se@gmail.com>

	* gcc.target/microblaze/others/picdtr.c: Add test for 
	 -fPIE -mpic-data-is-text-relative.

From-SVN: r259975

2 files changed, 165 insertions, 0 deletions

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 3390087..5903cdc 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2018-05-06  Andrew Sadek  <andrew.sadek.se@gmail.com>
+
+	* gcc.target/microblaze/others/picdtr.c: Add test for 
+	 -fPIE -mpic-data-is-text-relative.
+
 2018-05-06  Andre Vehreschild  <vehre@gcc.gnu.org>
 
 	PR fortran/85507
diff --git a/gcc/testsuite/gcc.target/microblaze/others/picdtr.c b/gcc/testsuite/gcc.target/microblaze/others/picdtr.c
new file mode 100644
index 0000000..e7b8b0d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/microblaze/others/picdtr.c
@@ -0,0 +1,160 @@
+/* { dg-options "-fPIE -mpic-data-text-rel -save-temps" } */
+/* { dg-do run } */
+
+#define TEST_VAR(var,val) (var) = (val); if( (var) != (val)) return 0;
+
+int foo(unsigned int i);
+extern void abort(void);
+extern void exit(int);
+
+unsigned char data[8];
+long bigData[7];
+long var;
+typedef struct {int a; short b; long c[1000][1000]; long long d[3][3]; char e; } myDef;
+myDef def;
+const char* myString;
+
+/* { dg-final { scan-assembler "mfs\tr20,rpc" } } */
+/* { dg-final { scan-assembler "addik\tr20,r20,8@TXTPCREL" } } */
+/* { dg-final { scan-assembler ",r20,\[^\n]*var\[^\n]*@TXTREL" } } */
+/* { dg-final { scan-assembler-not ",r0,\[^\n]*var" } } */
+/* { dg-final { scan-assembler ",r20,\[^\n]*bigData\[^\n]*@TXTREL" } } */
+/* { dg-final { scan-assembler-not ",r0,\[^\n]*bigData" } } */
+/* { dg-final { scan-assembler ",r20,\[^\n]*def\[^\n]*@TXTREL" } } */
+/* { dg-final { scan-assembler-not ",r0,\[^\n]*def" } } */
+/* { dg-final { scan-assembler ",r20,\[^\n]*data\[^\n]*@TXTREL" } } */
+/* { dg-final { scan-assembler-not ",r0,\[^\n]*data" } } */
+/* { dg-final { scan-assembler ",r20,\[^\n]*L\[^\n]*@TXTREL" } } */
+/* { dg-final { scan-assembler-not ",r0,\[^\n]*L" } } */
+
+
+
+void foo2() {
+	var++;
+}
+
+int foo (unsigned int i) {
+
+	TEST_VAR(var,123)
+	TEST_VAR(data[i],77)
+	TEST_VAR(data[2],88)
+	TEST_VAR(def.a,897)
+	TEST_VAR(bigData[i],78)
+	TEST_VAR(bigData[2],777)
+	TEST_VAR(def.b,12333);
+	TEST_VAR(def.c[i][i],5);
+	TEST_VAR(def.c[0][1],7);
+	TEST_VAR(def.d[1][2],123);
+	TEST_VAR(def.e,7);
+	TEST_VAR(bigData[i+1],bigData[i*2]);
+
+	foo2();
+
+	myString = "Hello";
+
+	switch(i){
+
+	case 1: var += 2; break;
+	case 2: var += 3; break;
+	case 3: var += 5; break;
+	case 4: var += 7; break;
+	case 5: var += 8; break;
+	default: var = 0;
+
+	}
+
+	return 1;
+
+}
+
+int main() {
+
+	int result = foo(3);
+	if(result != 1 || var != 129) {
+		abort();
+	}
+
+	exit(0);
+
+}
+
+/* { dg-options "-fPIE -mpic-data-text-rel -save-temps" } */
+/* { dg-do run } */
+
+#define TEST_VAR(var,val) (var) = (val); if( (var) != (val)) return 0;
+
+int foo(unsigned int i);
+extern void abort(void);
+extern void exit(int);
+
+unsigned char data[8];
+long bigData[7];
+long var;
+typedef struct {int a; short b; long c[1000][1000]; long long d[3][3]; char e; } myDef;
+myDef def;
+const char* myString;
+
+/* { dg-final { scan-assembler "mfs\tr20,rpc" } } */
+/* { dg-final { scan-assembler "addik\tr20,r20,8@TXTPCREL" } } */
+/* { dg-final { scan-assembler ",r20,\[^\n]*var\[^\n]*@TXTREL" } } */
+/* { dg-final { scan-assembler-not ",r0,\[^\n]*var" } } */
+/* { dg-final { scan-assembler ",r20,\[^\n]*bigData\[^\n]*@TXTREL" } } */
+/* { dg-final { scan-assembler-not ",r0,\[^\n]*bigData" } } */
+/* { dg-final { scan-assembler ",r20,\[^\n]*def\[^\n]*@TXTREL" } } */
+/* { dg-final { scan-assembler-not ",r0,\[^\n]*def" } } */
+/* { dg-final { scan-assembler ",r20,\[^\n]*data\[^\n]*@TXTREL" } } */
+/* { dg-final { scan-assembler-not ",r0,\[^\n]*data" } } */
+/* { dg-final { scan-assembler ",r20,\[^\n]*L\[^\n]*@TXTREL" } } */
+/* { dg-final { scan-assembler-not ",r0,\[^\n]*L" } } */
+
+
+
+void foo2() {
+	var++;
+}
+
+int foo (unsigned int i) {
+
+	TEST_VAR(var,123)
+	TEST_VAR(data[i],77)
+	TEST_VAR(data[2],88)
+	TEST_VAR(def.a,897)
+	TEST_VAR(bigData[i],78)
+	TEST_VAR(bigData[2],777)
+	TEST_VAR(def.b,12333);
+	TEST_VAR(def.c[i][i],5);
+	TEST_VAR(def.c[0][1],7);
+	TEST_VAR(def.d[1][2],123);
+	TEST_VAR(def.e,7);
+	TEST_VAR(bigData[i+1],bigData[i*2]);
+
+	foo2();
+
+	myString = "Hello";
+
+	switch(i){
+
+	case 1: var += 2; break;
+	case 2: var += 3; break;
+	case 3: var += 5; break;
+	case 4: var += 7; break;
+	case 5: var += 8; break;
+	default: var = 0;
+
+	}
+
+	return 1;
+
+}
+
+int main() {
+
+	int result = foo(3);
+	if(result != 1 || var != 129) {
+		abort();
+	}
+
+	exit(0);
+
+}
+