From a021c73438a75fe53a5389306a140ede5c778662 Mon Sep 17 00:00:00 2001
From: Andy Wingo <wingo@igalia.com>
Date: Tue, 26 Mar 2019 15:22:14 +0100
Subject: [PATCH] Add unordered float compare-and-branch tests

---
 tests/bltgtr_d.c  | 38 ++++++++++++++++++++++++++++++++++++++
 tests/bltgtr_f.c  | 38 ++++++++++++++++++++++++++++++++++++++
 tests/bner_d.c    |  5 +++++
 tests/bner_f.c    |  5 +++++
 tests/bordr_d.c   | 38 ++++++++++++++++++++++++++++++++++++++
 tests/bordr_f.c   | 38 ++++++++++++++++++++++++++++++++++++++
 tests/bunordr_d.c | 38 ++++++++++++++++++++++++++++++++++++++
 tests/bunordr_f.c | 38 ++++++++++++++++++++++++++++++++++++++
 8 files changed, 238 insertions(+)
 create mode 100644 tests/bltgtr_d.c
 create mode 100644 tests/bltgtr_f.c
 create mode 100644 tests/bordr_d.c
 create mode 100644 tests/bordr_f.c
 create mode 100644 tests/bunordr_d.c
 create mode 100644 tests/bunordr_f.c

diff --git a/tests/bltgtr_d.c b/tests/bltgtr_d.c
new file mode 100644
index 000000000..79ef13943
--- /dev/null
+++ b/tests/bltgtr_d.c
@@ -0,0 +1,38 @@
+#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_ABI_DOUBLE };
+  jit_arg_t args[2];
+  const jit_anyreg_t regs[] = { { .fpr=JIT_F0 }, { .fpr=JIT_F1 } };
+
+  jit_receive(j, 2, abi, args);
+  jit_load_args(j, 2, abi, args, regs);
+
+  jit_reloc_t r = jit_bltgtr_d(j, JIT_F0, JIT_F1);
+  jit_reti(j, 0);
+  jit_patch_here(j, r);
+  jit_reti(j, 1);
+
+  intmax_t (*f)(double, double) = jit_end(j, NULL);
+
+  ASSERT(f(0, 0) == 0);
+  ASSERT(f(0, 1) == 1);
+  ASSERT(f(1, 0) == 1);
+  ASSERT(f(-1, 0) == 1);
+  ASSERT(f(0, -1) == 1);
+  ASSERT(f(1, 1) == 0);
+
+  ASSERT(f(0, 0.0/0.0) == 0);
+  ASSERT(f(0.0/0.0, 0) == 0);
+  ASSERT(f(0.0/0.0, 0.0/0.0) == 0);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}
diff --git a/tests/bltgtr_f.c b/tests/bltgtr_f.c
new file mode 100644
index 000000000..8cbf83e60
--- /dev/null
+++ b/tests/bltgtr_f.c
@@ -0,0 +1,38 @@
+#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_ABI_FLOAT };
+  jit_arg_t args[2];
+  const jit_anyreg_t regs[] = { { .fpr=JIT_F0 }, { .fpr=JIT_F1 } };
+
+  jit_receive(j, 2, abi, args);
+  jit_load_args(j, 2, abi, args, regs);
+
+  jit_reloc_t r = jit_bltgtr_f(j, JIT_F0, JIT_F1);
+  jit_reti(j, 0);
+  jit_patch_here(j, r);
+  jit_reti(j, 1);
+
+  intmax_t (*f)(float, float) = jit_end(j, NULL);
+
+  ASSERT(f(0, 0) == 0);
+  ASSERT(f(0, 1) == 1);
+  ASSERT(f(1, 0) == 1);
+  ASSERT(f(-1, 0) == 1);
+  ASSERT(f(0, -1) == 1);
+  ASSERT(f(1, 1) == 0);
+
+  ASSERT(f(0, 0.0/0.0) == 0);
+  ASSERT(f(0.0/0.0, 0) == 0);
+  ASSERT(f(0.0/0.0, 0.0/0.0) == 0);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}
diff --git a/tests/bner_d.c b/tests/bner_d.c
index a4d361b73..d106ef51e 100644
--- a/tests/bner_d.c
+++ b/tests/bner_d.c
@@ -24,6 +24,11 @@ run_test(jit_state_t *j, uint8_t *arena_base, size_t arena_size)
   ASSERT(f(1, 0) == 1);
   ASSERT(f(-1, 0) == 1);
   ASSERT(f(0, -1) == 1);
+  ASSERT(f(1, 1) == 0);
+
+  ASSERT(f(0, 0.0/0.0) == 1);
+  ASSERT(f(0.0/0.0, 0) == 1);
+  ASSERT(f(0.0/0.0, 0.0/0.0) == 1);
 }
 
 int
diff --git a/tests/bner_f.c b/tests/bner_f.c
index e2badd907..7c3753da0 100644
--- a/tests/bner_f.c
+++ b/tests/bner_f.c
@@ -24,6 +24,11 @@ run_test(jit_state_t *j, uint8_t *arena_base, size_t arena_size)
   ASSERT(f(1, 0) == 1);
   ASSERT(f(-1, 0) == 1);
   ASSERT(f(0, -1) == 1);
+  ASSERT(f(1, 1) == 0);
+
+  ASSERT(f(0, 0.0/0.0) == 1);
+  ASSERT(f(0.0/0.0, 0) == 1);
+  ASSERT(f(0.0/0.0, 0.0/0.0) == 1);
 }
 
 int
diff --git a/tests/bordr_d.c b/tests/bordr_d.c
new file mode 100644
index 000000000..24f42148c
--- /dev/null
+++ b/tests/bordr_d.c
@@ -0,0 +1,38 @@
+#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_ABI_DOUBLE };
+  jit_arg_t args[2];
+  const jit_anyreg_t regs[] = { { .fpr=JIT_F0 }, { .fpr=JIT_F1 } };
+
+  jit_receive(j, 2, abi, args);
+  jit_load_args(j, 2, abi, args, regs);
+
+  jit_reloc_t r = jit_bordr_d(j, JIT_F0, JIT_F1);
+  jit_reti(j, 0);
+  jit_patch_here(j, r);
+  jit_reti(j, 1);
+
+  intmax_t (*f)(double, double) = jit_end(j, NULL);
+
+  ASSERT(f(0, 0) == 1);
+  ASSERT(f(0, 1) == 1);
+  ASSERT(f(1, 0) == 1);
+  ASSERT(f(-1, 0) == 1);
+  ASSERT(f(0, -1) == 1);
+  ASSERT(f(1, 1) == 1);
+
+  ASSERT(f(0, 0.0/0.0) == 0);
+  ASSERT(f(0.0/0.0, 0) == 0);
+  ASSERT(f(0.0/0.0, 0.0/0.0) == 0);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}
diff --git a/tests/bordr_f.c b/tests/bordr_f.c
new file mode 100644
index 000000000..827da92a7
--- /dev/null
+++ b/tests/bordr_f.c
@@ -0,0 +1,38 @@
+#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_ABI_FLOAT };
+  jit_arg_t args[2];
+  const jit_anyreg_t regs[] = { { .fpr=JIT_F0 }, { .fpr=JIT_F1 } };
+
+  jit_receive(j, 2, abi, args);
+  jit_load_args(j, 2, abi, args, regs);
+
+  jit_reloc_t r = jit_bordr_f(j, JIT_F0, JIT_F1);
+  jit_reti(j, 0);
+  jit_patch_here(j, r);
+  jit_reti(j, 1);
+
+  intmax_t (*f)(float, float) = jit_end(j, NULL);
+
+  ASSERT(f(0, 0) == 1);
+  ASSERT(f(0, 1) == 1);
+  ASSERT(f(1, 0) == 1);
+  ASSERT(f(-1, 0) == 1);
+  ASSERT(f(0, -1) == 1);
+  ASSERT(f(1, 1) == 1);
+
+  ASSERT(f(0, 0.0/0.0) == 0);
+  ASSERT(f(0.0/0.0, 0) == 0);
+  ASSERT(f(0.0/0.0, 0.0/0.0) == 0);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}
diff --git a/tests/bunordr_d.c b/tests/bunordr_d.c
new file mode 100644
index 000000000..ef3818d51
--- /dev/null
+++ b/tests/bunordr_d.c
@@ -0,0 +1,38 @@
+#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_ABI_DOUBLE };
+  jit_arg_t args[2];
+  const jit_anyreg_t regs[] = { { .fpr=JIT_F0 }, { .fpr=JIT_F1 } };
+
+  jit_receive(j, 2, abi, args);
+  jit_load_args(j, 2, abi, args, regs);
+
+  jit_reloc_t r = jit_bunordr_d(j, JIT_F0, JIT_F1);
+  jit_reti(j, 0);
+  jit_patch_here(j, r);
+  jit_reti(j, 1);
+
+  intmax_t (*f)(double, double) = jit_end(j, NULL);
+
+  ASSERT(f(0, 0) == 0);
+  ASSERT(f(0, 1) == 0);
+  ASSERT(f(1, 0) == 0);
+  ASSERT(f(-1, 0) == 0);
+  ASSERT(f(0, -1) == 0);
+  ASSERT(f(1, 1) == 0);
+
+  ASSERT(f(0, 0.0/0.0) == 1);
+  ASSERT(f(0.0/0.0, 0) == 1);
+  ASSERT(f(0.0/0.0, 0.0/0.0) == 1);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}
diff --git a/tests/bunordr_f.c b/tests/bunordr_f.c
new file mode 100644
index 000000000..3af023862
--- /dev/null
+++ b/tests/bunordr_f.c
@@ -0,0 +1,38 @@
+#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_ABI_FLOAT };
+  jit_arg_t args[2];
+  const jit_anyreg_t regs[] = { { .fpr=JIT_F0 }, { .fpr=JIT_F1 } };
+
+  jit_receive(j, 2, abi, args);
+  jit_load_args(j, 2, abi, args, regs);
+
+  jit_reloc_t r = jit_bunordr_f(j, JIT_F0, JIT_F1);
+  jit_reti(j, 0);
+  jit_patch_here(j, r);
+  jit_reti(j, 1);
+
+  intmax_t (*f)(float, float) = jit_end(j, NULL);
+
+  ASSERT(f(0, 0) == 0);
+  ASSERT(f(0, 1) == 0);
+  ASSERT(f(1, 0) == 0);
+  ASSERT(f(-1, 0) == 0);
+  ASSERT(f(0, -1) == 0);
+  ASSERT(f(1, 1) == 0);
+
+  ASSERT(f(0, 0.0/0.0) == 1);
+  ASSERT(f(0.0/0.0, 0) == 1);
+  ASSERT(f(0.0/0.0, 0.0/0.0) == 1);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}