Add extr tests

tests/extr_c.c

@@ -0,0 +1,31 @@
+#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_t args[1];
+  const jit_anyreg_t regs[] = { { .gpr=JIT_R1 } };
+
+  jit_receive(j, 1, abi, args);
+  jit_load_args(j, 1, abi, args, regs);
+
+  jit_extr_c(j, JIT_R0, JIT_R1);
+  jit_retr(j, JIT_R0);
+
+  uintmax_t (*f)(uintmax_t) = jit_end(j, NULL);
+
+  ASSERT(f(0) == 0);
+  ASSERT(f(1) == 1);
+  ASSERT(f(0xf) == 0xf);
+  ASSERT(f(0xff) == -1);
+  ASSERT(f(0xfff) == -1);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}

tests/extr_i.c

@@ -0,0 +1,34 @@
+#include "test.h"
+
+static void
+run_test(jit_state_t *j, uint8_t *arena_base, size_t arena_size)
+{
+#if __WORDSIZE > 32
+  jit_begin(j, arena_base, arena_size);
+
+  const jit_arg_abi_t abi[] = { JIT_ARG_ABI_INTMAX };
+  jit_arg_t args[1];
+  const jit_anyreg_t regs[] = { { .gpr=JIT_R1 } };
+
+  jit_receive(j, 1, abi, args);
+  jit_load_args(j, 1, abi, args, regs);
+
+  jit_extr_i(j, JIT_R0, JIT_R1);
+  jit_retr(j, JIT_R0);
+
+  uintmax_t (*f)(uintmax_t) = jit_end(j, NULL);
+
+  ASSERT(f(0) == 0);
+  ASSERT(f(1) == 1);
+  ASSERT(f(0xfffffff) == 0xfffffff);
+  ASSERT(f(0xffffffff) == -1);
+  ASSERT(f(0xfffffffff) == -1);
+  ASSERT(f(0xf00000000) == 0);
+#endif
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}

tests/extr_s.c

@@ -0,0 +1,32 @@
+#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_t args[1];
+  const jit_anyreg_t regs[] = { { .gpr=JIT_R1 } };
+
+  jit_receive(j, 1, abi, args);
+  jit_load_args(j, 1, abi, args, regs);
+
+  jit_extr_s(j, JIT_R0, JIT_R1);
+  jit_retr(j, JIT_R0);
+
+  uintmax_t (*f)(uintmax_t) = jit_end(j, NULL);
+
+  ASSERT(f(0) == 0);
+  ASSERT(f(1) == 1);
+  ASSERT(f(0xfff) == 0xfff);
+  ASSERT(f(0xffff) == -1);
+  ASSERT(f(0xfffff) == -1);
+  ASSERT(f(0xf0000) == 0);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}

tests/extr_uc.c

@@ -0,0 +1,31 @@
+#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_t args[1];
+  const jit_anyreg_t regs[] = { { .gpr=JIT_R1 } };
+
+  jit_receive(j, 1, abi, args);
+  jit_load_args(j, 1, abi, args, regs);
+
+  jit_extr_uc(j, JIT_R0, JIT_R1);
+  jit_retr(j, JIT_R0);
+
+  uintmax_t (*f)(uintmax_t) = jit_end(j, NULL);
+
+  ASSERT(f(0) == 0);
+  ASSERT(f(1) == 1);
+  ASSERT(f(0xff) == 0xff);
+  ASSERT(f(0xfff) == 0xff);
+  ASSERT(f(0xf00) == 0);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}

tests/extr_ui.c

@@ -0,0 +1,33 @@
+#include "test.h"
+
+static void
+run_test(jit_state_t *j, uint8_t *arena_base, size_t arena_size)
+{
+#if __WORDSIZE > 32
+  jit_begin(j, arena_base, arena_size);
+
+  const jit_arg_abi_t abi[] = { JIT_ARG_ABI_INTMAX };
+  jit_arg_t args[1];
+  const jit_anyreg_t regs[] = { { .gpr=JIT_R1 } };
+
+  jit_receive(j, 1, abi, args);
+  jit_load_args(j, 1, abi, args, regs);
+
+  jit_extr_ui(j, JIT_R0, JIT_R1);
+  jit_retr(j, JIT_R0);
+
+  uintmax_t (*f)(uintmax_t) = jit_end(j, NULL);
+
+  ASSERT(f(0) == 0);
+  ASSERT(f(1) == 1);
+  ASSERT(f(0xffffffff) == 0xffffffff);
+  ASSERT(f(0xfffffffff) == 0xffffffff);
+  ASSERT(f(0xf00000000) == 0);
+#endif
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}

tests/extr_us.c

@@ -0,0 +1,31 @@
+#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_t args[1];
+  const jit_anyreg_t regs[] = { { .gpr=JIT_R1 } };
+
+  jit_receive(j, 1, abi, args);
+  jit_load_args(j, 1, abi, args, regs);
+
+  jit_extr_us(j, JIT_R0, JIT_R1);
+  jit_retr(j, JIT_R0);
+
+  uintmax_t (*f)(uintmax_t) = jit_end(j, NULL);
+
+  ASSERT(f(0) == 0);
+  ASSERT(f(1) == 1);
+  ASSERT(f(0xffff) == 0xffff);
+  ASSERT(f(0xfffff) == 0xffff);
+  ASSERT(f(0xf0000) == 0);
+}
+
+int
+main (int argc, char *argv[])
+{
+  return main_helper(argc, argv, run_test);
+}