1 files changed, 96 insertions, 0 deletions
diff --git a/tests/sh.S b/tests/sh.S
new file mode 100644
index 0000000..387e181
--- /dev/null
+++ b/tests/sh.S
@@ -0,0 +1,96 @@
+# See LICENSE for license details.
+
+#*****************************************************************************
+# sh.S
+#-----------------------------------------------------------------------------
+#
+# Test sh instruction.
+#
+
+#include "riscv_test.h"
+#include "test_macros.h"
+
+RVTEST_RV32U
+RVTEST_CODE_BEGIN
+
+  #-------------------------------------------------------------
+  # Basic tests
+  #-------------------------------------------------------------
+
+  TEST_ST_OP( 2, lh, sh, 0x000000aa, 0, tdat );
+  TEST_ST_OP( 3, lh, sh, 0xffffaa00, 2, tdat );
+  TEST_ST_OP( 4, lw, sh, 0xbeef0aa0, 4, tdat );
+  TEST_ST_OP( 5, lh, sh, 0xffffa00a, 6, tdat );
+
+  # Test with negative offset
+
+  TEST_ST_OP( 6, lh, sh, 0x000000aa, -6, tdat8 );
+  TEST_ST_OP( 7, lh, sh, 0xffffaa00, -4, tdat8 );
+  TEST_ST_OP( 8, lh, sh, 0x00000aa0, -2, tdat8 );
+  TEST_ST_OP( 9, lh, sh, 0xffffa00a, 0,  tdat8 );
+
+  # Test with a negative base
+
+  TEST_CASE( 10, x3, 0x5678, \
+    la  x1, tdat9; \
+    li  x2, 0x12345678; \
+    addi x4, x1, -32; \
+    sh x2, 32(x4); \
+    lh x3, 0(x1); \
+  )
+
+  # Test with unaligned base
+
+  TEST_CASE( 11, x3, 0x3098, \
+    la  x1, tdat9; \
+    li  x2, 0x00003098; \
+    addi x1, x1, -5; \
+    sh x2, 7(x1); \
+    la  x4, tdat10; \
+    lh x3, 0(x4); \
+  )
+
+  #-------------------------------------------------------------
+  # Bypassing tests
+  #-------------------------------------------------------------
+
+  TEST_ST_SRC12_BYPASS( 12, 0, 0, lh, sh, 0xffffccdd, 0,  tdat );
+  TEST_ST_SRC12_BYPASS( 13, 0, 1, lh, sh, 0xffffbccd, 2,  tdat );
+  TEST_ST_SRC12_BYPASS( 14, 0, 2, lh, sh, 0xffffbbcc, 4,  tdat );
+  TEST_ST_SRC12_BYPASS( 15, 1, 0, lh, sh, 0xffffabbc, 6, tdat );
+  TEST_ST_SRC12_BYPASS( 16, 1, 1, lh, sh, 0xffffaabb, 8, tdat );
+  TEST_ST_SRC12_BYPASS( 17, 2, 0, lh, sh, 0xffffdaab, 10, tdat );
+
+  TEST_ST_SRC21_BYPASS( 18, 0, 0, lh, sh, 0x2233, 0,  tdat );
+  TEST_ST_SRC21_BYPASS( 19, 0, 1, lh, sh, 0x1223, 2,  tdat );
+  TEST_ST_SRC21_BYPASS( 20, 0, 2, lh, sh, 0x1122, 4,  tdat );
+  TEST_ST_SRC21_BYPASS( 21, 1, 0, lh, sh, 0x0112, 6, tdat );
+  TEST_ST_SRC21_BYPASS( 22, 1, 1, lh, sh, 0x0011, 8, tdat );
+  TEST_ST_SRC21_BYPASS( 23, 2, 0, lh, sh, 0x3001, 10, tdat );
+
+  li a0, 0xbeef
+  la a1, tdat
+  sh a0, 6(a1)
+
+  TEST_PASSFAIL
+
+RVTEST_CODE_END
+
+  .data
+RVTEST_DATA_BEGIN
+
+  TEST_DATA
+
+tdat:
+tdat1:  .half 0xbeef
+tdat2:  .half 0xbeef
+tdat3:  .half 0xbeef
+tdat4:  .half 0xbeef
+tdat5:  .half 0xbeef
+tdat6:  .half 0xbeef
+tdat7:  .half 0xbeef
+tdat8:  .half 0xbeef
+tdat9:  .half 0xbeef
+tdat10: .half 0xbeef
+
+RVTEST_DATA_END