tests/fp: Explicitly set 2-NaN propagation rule

Explicitly set a 2-NaN propagation rule in the softfloat tests.  In
meson.build we put -DTARGET_ARM in fpcflags, and so we should select
here the Arm propagation rule of float_2nan_prop_s_ab.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20241025141254.2141506-3-peter.maydell@linaro.org

diff --git a/tests/fp/fp-bench.c b/tests/fp/fp-bench.c
index 8ce0ca1545d1a78ee29820db6d5a171c1f6190d4..75c07d5d1f16b4aab879dad2e83f3c5af233e16f 100644 (file)
--- a/tests/fp/fp-bench.c
+++ b/tests/fp/fp-bench.c
@@ -488,6 +488,8 @@ static void run_bench(void)
 {
     bench_func_t f;
 
+    set_float_2nan_prop_rule(float_2nan_prop_s_ab, &soft_status);
+
     f = bench_funcs[operation][precision];
     g_assert(f);
     f();

diff --git a/tests/fp/fp-test-log2.c b/tests/fp/fp-test-log2.c
index 4eae93eb7cc99a8ad93768e2f527f7edfb1c500c..de702c4c80df6ff988f36aaddf5f3b7f5a545dcf 100644 (file)
--- a/tests/fp/fp-test-log2.c
+++ b/tests/fp/fp-test-log2.c
@@ -70,6 +70,7 @@ int main(int ac, char **av)
     float_status qsf = {0};
     int i;
 
+    set_float_2nan_prop_rule(float_2nan_prop_s_ab, &qsf);
     set_float_rounding_mode(float_round_nearest_even, &qsf);
 
     test.d = 0.0;

diff --git a/tests/fp/fp-test.c b/tests/fp/fp-test.c
index 36b5712cda0db600e16e2f839c3a1bb5906ed8c4..5f6f25c88215310c2a226c1ed9dfef4c2f8eca8e 100644 (file)
--- a/tests/fp/fp-test.c
+++ b/tests/fp/fp-test.c
@@ -935,6 +935,8 @@ void run_test(void)
 {
     unsigned int i;
 
+    set_float_2nan_prop_rule(float_2nan_prop_s_ab, &qsf);
+
     genCases_setLevel(test_level);
     verCases_maxErrorCount = n_max_errors;