[PULL v2 38/41] tests/hexagon: add tests for v68 HVX IEEE float min/max

From: Matheus Tavares Bernardino <[email protected]>

Reviewed-by: Taylor Simpson <[email protected]>
Signed-off-by: Matheus Tavares Bernardino <[email protected]>
Reviewed-by: Brian Cain <[email protected]>
Link: https://lore.kernel.org/qemu-devel/7fdbc12ed4c62a16068c380a85ee2356051e61ea.1776339451.git.matheus.bernardino@oss.qualcomm.com
Signed-off-by: Brian Cain <[email protected]>
---
 tests/tcg/hexagon/fp_hvx.c | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/tests/tcg/hexagon/fp_hvx.c b/tests/tcg/hexagon/fp_hvx.c
index a309654ed78..dee0781bd72 100644
--- a/tests/tcg/hexagon/fp_hvx.c
+++ b/tests/tcg/hexagon/fp_hvx.c
@@ -73,6 +73,30 @@ DEF_TEST_OP_2(vsub, SUB_HF, hf, hf);
 DEF_TEST_OP_2(vmpy, MULT_SF, sf, sf);
 DEF_TEST_OP_2(vmpy, MULT_HF, hf, hf);
 
+#define signbit_fp(X) \
+    (sizeof(X) == bytes_hf ? ((raw_hf(X) & 0x8000) != 0) : \
+                             ((raw_sf(X) & 0x80000000) != 0))
+
+#define STD_MIN(X, Y) ((X) < (Y) ? (X) : (Y))
+#define STD_MAX(X, Y) ((X) > (Y) ? (X) : (Y))
+
+#define MIN(X, Y, DEF_NAN) \
+    ((isnan(X) || isnan(Y)) ? DEF_NAN : \
+     ((X) != (Y)) ? STD_MIN(X, Y) : (signbit_fp(X) ? (X) : (Y))) /* -0 < +0 */
+#define MAX(X, Y, DEF_NAN) \
+    ((isnan(X) || isnan(Y)) ? DEF_NAN : \
+     ((X) != (Y)) ? STD_MAX(X, Y) : (signbit_fp(X) ? (Y) : (X))) /* -0 < +0 */
+
+#define MIN_HF(X, Y) MIN(X, Y, NAN_HF)
+#define MAX_HF(X, Y) MAX(X, Y, NAN_HF)
+#define MIN_SF(X, Y) MIN(X, Y, NAN_SF)
+#define MAX_SF(X, Y) MAX(X, Y, NAN_SF)
+
+DEF_TEST_OP_2(vfmin, MIN_SF, sf, sf);
+DEF_TEST_OP_2(vfmax, MAX_SF, sf, sf);
+DEF_TEST_OP_2(vfmin, MIN_HF, hf, hf);
+DEF_TEST_OP_2(vfmax, MAX_HF, hf, hf);
+
 /******************************************************************************
  * Other tests
  *****************************************************************************/
@@ -150,6 +174,12 @@ int main(void)
 
     test_new();
 
+    /* min/max */
+    test_vfmin_sf_sf();
+    test_vfmin_hf_hf();
+    test_vfmax_sf_sf();
+    test_vfmax_hf_hf();
+
     puts(err ? "FAIL" : "PASS");
     return err ? 1 : 0;
 }
-- 
2.34.1