tests/fp: Explicitly set 3-NaN propagation rule

Explicitly set a rule in the softfloat tests for propagating NaNs in
the muladd case.  In meson.build we put -DTARGET_ARM in fpcflags, and
so we should select here the Arm rule of float_3nan_prop_s_cab.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20241202131347.498124-17-peter.maydell@linaro.org

diff --git a/tests/fp/fp-bench.c b/tests/fp/fp-bench.c
index fde648361945fe87de0215cdb9df45a6f3c2b917..39d80c9038f97d61a14b63a5ab180de1cf40f7e1 100644 (file)
--- a/tests/fp/fp-bench.c
+++ b/tests/fp/fp-bench.c
@@ -493,6 +493,7 @@ static void run_bench(void)
      * doesn't specify match those used by the Arm architecture.
      */
     set_float_2nan_prop_rule(float_2nan_prop_s_ab, &soft_status);
+    set_float_3nan_prop_rule(float_3nan_prop_s_cab, &soft_status);
     set_float_infzeronan_rule(float_infzeronan_dnan_if_qnan, &soft_status);
 
     f = bench_funcs[operation][precision];

diff --git a/tests/fp/fp-test.c b/tests/fp/fp-test.c
index 251c278ede991dc0e6d8e31ca98d4aecbdd73688..f290d523ab1c8daf3fb2ea65616278954633f2ac 100644 (file)
--- a/tests/fp/fp-test.c
+++ b/tests/fp/fp-test.c
@@ -940,6 +940,7 @@ void run_test(void)
      * doesn't specify match those used by the Arm architecture.
      */
     set_float_2nan_prop_rule(float_2nan_prop_s_ab, &qsf);
+    set_float_3nan_prop_rule(float_3nan_prop_s_cab, &qsf);
     set_float_infzeronan_rule(float_infzeronan_dnan_if_qnan, &qsf);
 
     genCases_setLevel(test_level);