[Guile-commits] 35/86: Add new tests

[Andy Wingo]

wingo pushed a commit to branch lightening
in repository guile.

commit 823387114a097300f973cf62c4a0d968a1bf7b5e
Author: Andy Wingo <address@hidden>
Date:   Mon Mar 25 20:38:23 2019 +0100

    Add new tests
---
 .gitignore          |  7 ++++++
 tests/test-mulr.c   | 67 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 tests/test-mulr_d.c | 30 ++++++++++++++++++++++++
 tests/test-mulr_f.c | 30 ++++++++++++++++++++++++
 tests/test-subr.c   | 29 +++++++++++++++++++++++
 tests/test-subr_d.c | 30 ++++++++++++++++++++++++
 tests/test-subr_f.c | 30 ++++++++++++++++++++++++
 tests/test-subx.c   | 65 +++++++++++++++++++++++++++++++++++++++++++++++++++
 8 files changed, 288 insertions(+)

diff --git a/.gitignore b/.gitignore
index ffa28c9..6e242f3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,10 @@
 /tests/test-addr_d
 /tests/test-addr_f
 /tests/test-addx
+/tests/test-mulr
+/tests/test-mulr_d
+/tests/test-mulr_f
+/tests/test-subr
+/tests/test-subr_d
+/tests/test-subr_f
+/tests/test-subx
diff --git a/tests/test-mulr.c b/tests/test-mulr.c
new file mode 100644
index 0000000..4cd28e6
--- /dev/null
+++ b/tests/test-mulr.c
@@ -0,0 +1,67 @@
+#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_INTMAX, JIT_ARG_ABI_INTMAX };
+  jit_arg_t args[2];
+  const jit_anyreg_t regs[] = { { .gpr=JIT_R0 }, { .gpr=JIT_R1 }};
+
+  jit_receive(j, 2, abi, args);
+  jit_load_args(j, 2, abi, args, regs);
+
+  jit_mulr(j, JIT_R0, JIT_R0, JIT_R1);
+  jit_retr(j, JIT_R0);
+
+  size_t size = 0;
+  void* ret = jit_end(j, &size);
+
+  intmax_t (*f)(intmax_t, intmax_t) = ret;
+
+  ASSERT(f(0x7fffffff, 1) == 0x7fffffff);
+  ASSERT(f(1, 0x7fffffff) == 0x7fffffff);
+  ASSERT(f(0x80000000, 1) == 0x80000000);
+  ASSERT(f(1, 0x80000000) == 0x80000000);
+  ASSERT(f(0x7fffffff, 2) == 0xfffffffe);
+  ASSERT(f(2, 0x7fffffff) == 0xfffffffe);
+  ASSERT(f(0x7fffffff, 0) == 0);
+  ASSERT(f(0, 0x7fffffff) == 0);
+#if __WORDSIZE == 32
+  ASSERT(f(0x80000000, 2) == 0);
+  ASSERT(f(2, 0x80000000) == 0);
+  ASSERT(f(0x7fffffff, 0x80000000) == 0x80000000);
+  ASSERT(f(0x80000000, 0x7fffffff) == 0x80000000);
+  ASSERT(f(0x7fffffff, 0xffffffff) == 0x80000001);
+  ASSERT(f(0xffffffff, 0x7fffffff) == 0x80000001);
+  ASSERT(f(0xffffffff, 0xffffffff) == 1);
+#else
+  ASSERT(f(0x80000000, 2) == 0x100000000);
+  ASSERT(f(2, 0x80000000) == 0x100000000);
+  ASSERT(f(0x7fffffff, 0x80000000) == 0x3fffffff80000000);
+  ASSERT(f(0x80000000, 0x7fffffff) == 0x3fffffff80000000);
+  ASSERT(f(0x7fffffff, 0xffffffff) == 0x7ffffffe80000001);
+  ASSERT(f(0xffffffff, 0x7fffffff) == 0x7ffffffe80000001);
+  ASSERT(f(0xffffffff, 0xffffffff) == 0xfffffffe00000001);
+  ASSERT(f(0x7fffffffffffffff, 1) == 0x7fffffffffffffff);
+  ASSERT(f(1, 0x7fffffffffffffff) == 0x7fffffffffffffff);
+  ASSERT(f(0x8000000000000000, 1) == 0x8000000000000000);
+  ASSERT(f(1, 0x8000000000000000) == 0x8000000000000000);
+  ASSERT(f(0x7fffffffffffffff, 2) == 0xfffffffffffffffe);
+  ASSERT(f(2, 0x7fffffffffffffff) == 0xfffffffffffffffe);
+  ASSERT(f(0x8000000000000000, 2) == 0);
+  ASSERT(f(2, 0x8000000000000000) == 0);
+  ASSERT(f(0x7fffffffffffffff, 0x8000000000000000) == 0x8000000000000000);
+  ASSERT(f(0x8000000000000000, 0x7fffffffffffffff) == 0x8000000000000000);
+  ASSERT(f(0x7fffffffffffffff, 0xffffffffffffffff) == 0x8000000000000001);
+  ASSERT(f(0xffffffffffffffff, 0x7fffffffffffffff) == 0x8000000000000001);
+  ASSERT(f(0xffffffffffffffff, 0xffffffffffffffff) == 1);
+#endif
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}
diff --git a/tests/test-mulr_d.c b/tests/test-mulr_d.c
new file mode 100644
index 0000000..e7945b9
--- /dev/null
+++ b/tests/test-mulr_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_ABI_DOUBLE };
+  jit_arg_t args[2];
+  const jit_anyreg_t regs[] = { { .gpr=JIT_F0 }, { .gpr=JIT_F1 }};
+
+  jit_receive(j, 2, abi, args);
+  jit_load_args(j, 2, abi, args, regs);
+
+  jit_mulr_d(j, JIT_F0, JIT_F0, JIT_F1);
+  jit_retr_d(j, JIT_F0);
+
+  size_t size = 0;
+  void* ret = jit_end(j, &size);
+
+  double (*f)(double, double) = ret;
+  ASSERT(f(-0.5, 0.5) == -0.25);
+  ASSERT(f(0.25, 0.75) == 0.1875);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}
diff --git a/tests/test-mulr_f.c b/tests/test-mulr_f.c
new file mode 100644
index 0000000..b57cf7b
--- /dev/null
+++ b/tests/test-mulr_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_ABI_FLOAT };
+  jit_arg_t args[2];
+  const jit_anyreg_t regs[] = { { .gpr=JIT_F0 }, { .gpr=JIT_F1 }};
+
+  jit_receive(j, 2, abi, args);
+  jit_load_args(j, 2, abi, args, regs);
+
+  jit_mulr_f(j, JIT_F0, JIT_F0, JIT_F1);
+  jit_retr_f(j, JIT_F0);
+
+  size_t size = 0;
+  void* ret = jit_end(j, &size);
+
+  float (*f)(float, float) = ret;
+  ASSERT(f(-0.5f, 0.5f) == -0.25f);
+  ASSERT(f(0.25f, 0.75f) == 0.1875f);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}
diff --git a/tests/test-subr.c b/tests/test-subr.c
new file mode 100644
index 0000000..a375dff
--- /dev/null
+++ b/tests/test-subr.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_INTMAX, JIT_ARG_ABI_INTMAX };
+  jit_arg_t args[2];
+  const jit_anyreg_t regs[] = { { .gpr=JIT_R0 }, { .gpr=JIT_R1 }};
+
+  jit_receive(j, 2, abi, args);
+  jit_load_args(j, 2, abi, args, regs);
+
+  jit_subr(j, JIT_R0, JIT_R0, JIT_R1);
+  jit_retr(j, JIT_R0);
+
+  size_t size = 0;
+  void* ret = jit_end(j, &size);
+
+  int (*f)(int, int) = ret;
+  ASSERT(f(42, 69) == -27);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}
diff --git a/tests/test-subr_d.c b/tests/test-subr_d.c
new file mode 100644
index 0000000..d6f1848
--- /dev/null
+++ b/tests/test-subr_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_ABI_DOUBLE };
+  jit_arg_t args[2];
+  const jit_anyreg_t regs[] = { { .gpr=JIT_F0 }, { .gpr=JIT_F1 }};
+
+  jit_receive(j, 2, abi, args);
+  jit_load_args(j, 2, abi, args, regs);
+
+  jit_subr_d(j, JIT_F0, JIT_F0, JIT_F1);
+  jit_retr_d(j, JIT_F0);
+
+  size_t size = 0;
+  void* ret = jit_end(j, &size);
+
+  double (*f)(double, double) = ret;
+  ASSERT(f(42., 69.) == -27.);
+  ASSERT(f(42., 69.5) == -27.5);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}
diff --git a/tests/test-subr_f.c b/tests/test-subr_f.c
new file mode 100644
index 0000000..ea364f9
--- /dev/null
+++ b/tests/test-subr_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_ABI_FLOAT };
+  jit_arg_t args[2];
+  const jit_anyreg_t regs[] = { { .gpr=JIT_F0 }, { .gpr=JIT_F1 }};
+
+  jit_receive(j, 2, abi, args);
+  jit_load_args(j, 2, abi, args, regs);
+
+  jit_subr_f(j, JIT_F0, JIT_F0, JIT_F1);
+  jit_retr_f(j, JIT_F0);
+
+  size_t size = 0;
+  void* ret = jit_end(j, &size);
+
+  float (*f)(float, float) = ret;
+  ASSERT(f(42.f, 69.f) == -27.f);
+  ASSERT(f(42.0f, 69.5f) == -27.5f);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}
diff --git a/tests/test-subx.c b/tests/test-subx.c
new file mode 100644
index 0000000..f287399
--- /dev/null
+++ b/tests/test-subx.c
@@ -0,0 +1,65 @@
+#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_INTMAX, JIT_ARG_ABI_INTMAX };
+  jit_arg_t args[2];
+  const jit_anyreg_t regs[] = { { .gpr=JIT_R0 }, { .gpr=JIT_R1 }};
+
+  jit_receive(j, 2, abi, args);
+  jit_load_args(j, 2, abi, args, regs);
+  jit_movi(j, JIT_R2, 0);
+  jit_subcr(j, JIT_R0, JIT_R0, JIT_R1);
+  jit_subxi(j, JIT_R2, JIT_R2, 0);
+  jit_retr(j, JIT_R2);
+
+  size_t size = 0;
+  void* ret = jit_end(j, &size);
+
+  intmax_t (*f)(intmax_t, intmax_t) = ret;
+
+  ASSERT(f(0, 0) == 0);
+
+#if __WORDSIZE == 32
+  /* carry */
+  ASSERT(f(0x7fffffff, 0xffffffff) == 0xffffffff);
+  /* overflow */
+  ASSERT(f(0x80000000, 1) == 0);
+  /* carry */
+  ASSERT(f(0x7fffffff, 0x80000000) == 0xffffffff);
+  /* overflow */
+  ASSERT(f(0x80000000, 0x7fffffff) == 0);
+  /* carry+overflow */
+  ASSERT(f(1, 0x80000000) == 0xffffffff);
+#else
+  /* carry */
+  ASSERT(f(0x7fffffff, 0xffffffff) == -1);
+  /* nothing */
+  ASSERT(f(0x80000000, 1) == 0);
+  /* carry */
+  ASSERT(f(0x7fffffff, 0x80000000) == -1);
+  /* nothing */
+  ASSERT(f(0x80000000, 0x7fffffff) == 0);
+  /* carry */
+  ASSERT(f(1, 0x80000000) == -1);
+  /* carry */
+  ASSERT(f(0x7fffffffffffffff, 0xffffffffffffffff) == -1);
+  /* overflow */
+  ASSERT(f(0x8000000000000000, 1) == 0);
+  /* carry */
+  ASSERT(f(0x7fffffffffffffff, 0x8000000000000000) == -1);
+  /* overflow */
+  ASSERT(f(0x8000000000000000, 0x7fffffffffffffff) == 0);
+  /* carry+overflow */
+  ASSERT(f(1, 0x8000000000000000) == -1);
+#endif
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}