[PATCH] tests/tcg/tricore: Add test for ld.h

[PATCH] tests/tcg/tricore: Add test for ld.h

[Bastian Koppelmann]

this exercises the error reported in
https://gitlab.com/qemu-project/qemu/-/issues/652.

Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
---
 tests/tcg/tricore/Makefile.softmmu-target |  1 +
 tests/tcg/tricore/macros.h                | 13 +++++++++++++
 tests/tcg/tricore/test_ld_h.S             | 15 +++++++++++++++
 3 files changed, 29 insertions(+)
 create mode 100644 tests/tcg/tricore/test_ld_h.S

diff --git a/tests/tcg/tricore/Makefile.softmmu-target b/tests/tcg/tricore/Makefile.softmmu-target
index b6c19dbecd..d2446af8b4 100644
--- a/tests/tcg/tricore/Makefile.softmmu-target
+++ b/tests/tcg/tricore/Makefile.softmmu-target
@@ -14,6 +14,7 @@ TESTS += test_ftoi.tst
 TESTS += test_imask.tst
 TESTS += test_insert.tst
 TESTS += test_ld_bu.tst
+TESTS += test_ld_h.tst
 TESTS += test_madd.tst
 TESTS += test_msub.tst
 TESTS += test_muls.tst
diff --git a/tests/tcg/tricore/macros.h b/tests/tcg/tricore/macros.h
index 109ef62a4d..ec4f5bff52 100644
--- a/tests/tcg/tricore/macros.h
+++ b/tests/tcg/tricore/macros.h
@@ -21,6 +21,7 @@
 #define DREG_TEMP %d11
 #define DREG_TEST_NUM %d14
 #define DREG_CORRECT_RESULT %d15
+#define DREG_CORRECT_RESULT_2 %d13
 
 #define AREG_ADDR %a0
 #define AREG_CORRECT_RESULT %a3
@@ -79,6 +80,18 @@ test_ ## num:                                               \
     LI(DREG_CORRECT_RESULT, addr_result)                    \
     jne DREG_CALC_RESULT, DREG_CORRECT_RESULT, fail;
 
+#define TEST_LD_SRO(insn, num, result, addr_result, ld_pattern)  \
+test_ ## num:                                                    \
+    LIA(AREG_ADDR, test_data)                                    \
+    insn %d15, ld_pattern;                                       \
+    LI(DREG_CORRECT_RESULT_2, result)                            \
+    mov DREG_TEST_NUM, num;                                      \
+    jne %d15, DREG_CORRECT_RESULT_2, fail;                       \
+    mov.d DREG_CALC_RESULT, AREG_ADDR;                           \
+    LI(DREG_CORRECT_RESULT, addr_result)                         \
+    jne DREG_CALC_RESULT, DREG_CORRECT_RESULT, fail;
+
+
 /* Actual test case type
  * e.g inst %dX, %dY      -> TEST_D_D
  *     inst %dX, %dY, %dZ -> TEST_D_DD
diff --git a/tests/tcg/tricore/test_ld_h.S b/tests/tcg/tricore/test_ld_h.S
new file mode 100644
index 0000000000..d3c157a046
--- /dev/null
+++ b/tests/tcg/tricore/test_ld_h.S
@@ -0,0 +1,15 @@
+#include "macros.h"
+.data
+test_data:
+    .word 0xaffedead
+    .word 0x001122ff
+.text
+.global _start
+_start:
+#                               expect. addr reg val after load
+#              insn  num  expect. load value |          pattern for loading
+#                |    |     |                |              |
+    TEST_LD    (ld.h, 1, 0xffffaffe, MEM_BASE_ADDR, [AREG_ADDR]2)
+    TEST_LD_SRO(ld.h, 2, 0x000022ff, MEM_BASE_ADDR, [AREG_ADDR]4)
+
+    TEST_PASSFAIL
-- 
2.39.1