sim/testsuite/or1k: Add test case for l.adrp instruction

This is a simple test to ensure that the l.adrp instruction can be assembled and
simulated correctly.

sim/testsuite/sim/or1k/ChangeLog:

yyyy-mm-dd  Stafford Horne  <shorne@gmail.com>

	* adrp.S: New file.

diff --git a/sim/testsuite/sim/or1k/ChangeLog b/sim/testsuite/sim/or1k/ChangeLog
index e493f10..8518caa 100644 (file)
--- a/sim/testsuite/sim/or1k/ChangeLog
+++ b/sim/testsuite/sim/or1k/ChangeLog
@@ -1,5 +1,9 @@
 2019-06-13  Stafford Horne  <shorne@gmail.com>
 
+       * adrp.S: New file.
+
+2019-06-13  Stafford Horne  <shorne@gmail.com>
+
        * fpu64a32.S: New file.
 
 2018-10-05  Stafford Horne  <shorne@gmail.com>

diff --git a/sim/testsuite/sim/or1k/adrp.S b/sim/testsuite/sim/or1k/adrp.S
new file mode 100644 (file)
index 0000000..aeda0b4
--- /dev/null
+++ b/sim/testsuite/sim/or1k/adrp.S
@@ -0,0 +1,73 @@
+/* Tests the load page address instruction.
+
+   Copyright (C) 2019 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+# mach: or1k
+# output: report(0x00002064);\n
+# output: report(0x00012138);\n
+# output: report(0x00002000);\n
+# output: report(0x00012000);\n
+# output: report(0x00002000);\n
+# output: report(0x00014000);\n
+# output: report(0x00000000);\n
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+       STANDARD_TEST_ENVIRONMENT
+
+       .section .data
+       .org 0x10000
+       .align 4
+       .type   pi, @object
+       .size   pi, 4
+pi:
+       .float  3.14159
+
+       .section .text
+start_tests:
+       PUSH LINK_REGISTER_R9
+
+       /* Print out the PC.  To compare with that loaded by l.adrp.  */
+       l.jal   capture_pc
+        l.nop
+capture_pc:
+       REPORT_REG_TO_CONSOLE r9
+
+       /* Print out our data address to compared with l.adrp offset.  */
+       l.movhi r11, ha(pi)
+       l.addi  r11, r11, lo(pi)
+       REPORT_REG_TO_CONSOLE r11
+
+       /* Test l.adrp with symbols, loads page of symbol to register.  */
+       l.adrp  r4, start_tests
+       REPORT_REG_TO_CONSOLE r4
+
+       l.adrp  r4, pi
+       REPORT_REG_TO_CONSOLE r4
+
+       /* Test l.adrp with immediate, immediate is the page offset.  */
+       l.adrp  r4, 0x0
+       REPORT_REG_TO_CONSOLE r4
+
+       l.adrp  r4, 0x12000
+       REPORT_REG_TO_CONSOLE r4
+
+       l.adrp  r4, -0x2000
+       REPORT_REG_TO_CONSOLE r4
+
+       POP LINK_REGISTER_R9
+       RETURN_TO_LINK_REGISTER_R9