[Guile-commits] 69/86: Add abs/sqrt tests

[Andy Wingo]

wingo pushed a commit to branch lightening
in repository guile.

commit 69665c7f80a0cf65859aba2e0e735a2f4f97ca69
Author: Andy Wingo <address@hidden>
Date:   Tue Mar 26 22:01:52 2019 +0100

    Add abs/sqrt tests
---
 tests/absr_d.c  | 30 ++++++++++++++++++++++++++++++
 tests/absr_f.c  | 30 ++++++++++++++++++++++++++++++
 tests/sqrtr_d.c | 29 +++++++++++++++++++++++++++++
 tests/sqrtr_f.c | 29 +++++++++++++++++++++++++++++
 4 files changed, 118 insertions(+)

diff --git a/tests/absr_d.c b/tests/absr_d.c
new file mode 100644
index 0000000..5671c4f
--- /dev/null
+++ b/tests/absr_d.c
@@ -0,0 +1,30 @@
+#include "test.h"
+
+static void
+run_test(jit_state_t *j, uint8_t *arena_base, size_t arena_size)
+{
+  jit_begin(j, arena_base, arena_size);
+
+  const jit_arg_abi_t abi[] = { JIT_ARG_ABI_DOUBLE };
+  jit_arg_t args[1];
+  const jit_anyreg_t regs[] = { { .fpr=JIT_F0 } };
+
+  jit_receive(j, 1, abi, args);
+  jit_load_args(j, 1, abi, args, regs);
+
+  jit_absr_d(j, JIT_F0, JIT_F0);
+  jit_retr_d(j, JIT_F0);
+
+  double (*f)(double) = jit_end(j, NULL);
+
+  ASSERT(f(0.0) == 0.0);
+  ASSERT(f(-0.0) == 0.0);
+  ASSERT(f(0.5) == 0.5);
+  ASSERT(f(-0.5) == 0.5);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}
diff --git a/tests/absr_f.c b/tests/absr_f.c
new file mode 100644
index 0000000..e93fb49
--- /dev/null
+++ b/tests/absr_f.c
@@ -0,0 +1,30 @@
+#include "test.h"
+
+static void
+run_test(jit_state_t *j, uint8_t *arena_base, size_t arena_size)
+{
+  jit_begin(j, arena_base, arena_size);
+
+  const jit_arg_abi_t abi[] = { JIT_ARG_ABI_FLOAT };
+  jit_arg_t args[1];
+  const jit_anyreg_t regs[] = { { .fpr=JIT_F0 } };
+
+  jit_receive(j, 1, abi, args);
+  jit_load_args(j, 1, abi, args, regs);
+
+  jit_absr_f(j, JIT_F0, JIT_F0);
+  jit_retr_f(j, JIT_F0);
+
+  float (*f)(float) = jit_end(j, NULL);
+
+  ASSERT(f(0.0) == 0.0);
+  ASSERT(f(-0.0) == 0.0);
+  ASSERT(f(0.5) == 0.5);
+  ASSERT(f(-0.5) == 0.5);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}
diff --git a/tests/sqrtr_d.c b/tests/sqrtr_d.c
new file mode 100644
index 0000000..cb17b56
--- /dev/null
+++ b/tests/sqrtr_d.c
@@ -0,0 +1,29 @@
+#include "test.h"
+
+static void
+run_test(jit_state_t *j, uint8_t *arena_base, size_t arena_size)
+{
+  jit_begin(j, arena_base, arena_size);
+
+  const jit_arg_abi_t abi[] = { JIT_ARG_ABI_DOUBLE };
+  jit_arg_t args[1];
+  const jit_anyreg_t regs[] = { { .fpr=JIT_F0 } };
+
+  jit_receive(j, 1, abi, args);
+  jit_load_args(j, 1, abi, args, regs);
+
+  jit_sqrtr_d(j, JIT_F0, JIT_F0);
+  jit_retr_d(j, JIT_F0);
+
+  double (*f)(double) = jit_end(j, NULL);
+
+  ASSERT(f(0.0) == 0.0);
+  ASSERT(f(4.0) == 2.0);
+  ASSERT(f(-4.0) != f(-4.0)); // nan
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}
diff --git a/tests/sqrtr_f.c b/tests/sqrtr_f.c
new file mode 100644
index 0000000..ffa9211
--- /dev/null
+++ b/tests/sqrtr_f.c
@@ -0,0 +1,29 @@
+#include "test.h"
+
+static void
+run_test(jit_state_t *j, uint8_t *arena_base, size_t arena_size)
+{
+  jit_begin(j, arena_base, arena_size);
+
+  const jit_arg_abi_t abi[] = { JIT_ARG_ABI_FLOAT };
+  jit_arg_t args[1];
+  const jit_anyreg_t regs[] = { { .fpr=JIT_F0 } };
+
+  jit_receive(j, 1, abi, args);
+  jit_load_args(j, 1, abi, args, regs);
+
+  jit_sqrtr_f(j, JIT_F0, JIT_F0);
+  jit_retr_f(j, JIT_F0);
+
+  float (*f)(float) = jit_end(j, NULL);
+
+  ASSERT(f(0.0) == 0.0);
+  ASSERT(f(4.0) == 2.0);
+  ASSERT(f(-4.0) != f(-4.0)); // nan
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}