Merge remote-tracking branch 'origin/master' into sail_new_tc

32 files changed, 729 insertions, 0 deletions

diff --git a/src/test/lib/Makefile b/src/test/lib/Makefile
new file mode 100644
index 00000000..d2185866
--- /dev/null
+++ b/src/test/lib/Makefile
@@ -0,0 +1,55 @@
+
+# Disable built-in make madness
+MAKEFLAGS=-r
+.SUFFIXES:
+
+TESTS=div.sail
+
+BITBUCKET_DIR:=$(realpath ../../../../)
+LEM_DIR:=$(BITBUCKET_DIR)/lem
+LEM:=$(LEM_DIR)/lem
+LEMLIB = $(LEM_DIR)/ocaml-lib
+SAIL_DIR:=$(BITBUCKET_DIR)/sail/src
+SAIL:=$(SAIL_DIR)/sail.native
+ZARITH_DIR:=$(LEM_DIR)/ocaml-lib/dependencies/zarith
+ZARITH_LIB:=$(ZARITH_DIR)/zarith.cmxa
+SAIL_VALUES:=$(SAIL_DIR)/gen_lib/sail_values.ml
+
+BUILD_DIR:=_build
+
+TESTS:=$(wildcard tests/*.sail)
+OCAML_RESULTS:=$(addsuffix _embed.out,$(addprefix $(BUILD_DIR)/,$(notdir $(basename $(TESTS)))))
+INTERP_RESULTS:=$(addsuffix _interp.out,$(addprefix $(BUILD_DIR)/,$(notdir $(basename $(TESTS)))))
+
+all: tests.xml
+
+clean:
+	rm -rf $(BUILD_DIR) tests.xml
+
+$(BUILD_DIR):
+	mkdir -p $@
+
+$(BUILD_DIR)/run_test_embed.ml: | $(BUILD_DIR)
+	cp run_test_embed.ml $(BUILD_DIR)
+
+$(BUILD_DIR)/run_test_interp.ml: | $(BUILD_DIR)
+	cp run_test_interp.ml $(BUILD_DIR)
+
+$(BUILD_DIR)/sail_values.ml: | $(BUILD_DIR)
+	cp $(SAIL_VALUES) $(BUILD_DIR)
+
+$(BUILD_DIR)/%_embed.out : tests/%.sail $(BUILD_DIR)/run_test_embed.ml $(BUILD_DIR)/sail_values.ml
+	cd $(BUILD_DIR) && \
+	$(SAIL) -ocaml ../test_prelude.sail ../$< ../test_epilogue.sail -o test && \
+	ocamlopt -I $(ZARITH_DIR) $(ZARITH_LIB) sail_values.ml test.ml run_test_embed.ml -o test_embed.native && \
+	./test_embed.native > $(notdir $@)
+
+$(BUILD_DIR)/%_interp.out : tests/%.sail $(BUILD_DIR)/run_test_interp.ml
+	cd $(BUILD_DIR) && \
+	$(SAIL) -lem_ast ../test_prelude.sail ../$< ../test_epilogue.sail -o test_lem_ast && \
+	$(LEM) -ocaml test_lem_ast.lem -lib $(SAIL_DIR)/lem_interp && \
+	ocamlfind ocamlopt -g -package num -I $(ZARITH_DIR)  -I $(SAIL_DIR)/_build/lem_interp -I $(LEMLIB) -linkpkg $(ZARITH_LIB) $(LEMLIB)/extract.cmxa  $(SAIL_DIR)/_build/lem_interp/extract.cmxa test_lem_ast.ml run_test_interp.ml -o test_interp.native && \
+	./test_interp.native >$(notdir $@) 2>&1
+
+tests.xml: $(OCAML_RESULTS) $(INTERP_RESULTS)
+	./test_to_junit.sh $^
diff --git a/src/test/lib/run_test_embed.ml b/src/test/lib/run_test_embed.ml
new file mode 100644
index 00000000..f7b45316
--- /dev/null
+++ b/src/test/lib/run_test_embed.ml
@@ -0,0 +1,2 @@
+Test._run()
+  
diff --git a/src/test/lib/run_test_interp.ml b/src/test/lib/run_test_interp.ml
new file mode 100644
index 00000000..3446ef9f
--- /dev/null
+++ b/src/test/lib/run_test_interp.ml
@@ -0,0 +1,51 @@
+(**************************************************************************)
+(*     Sail                                                               *)
+(*                                                                        *)
+(*  Copyright (c) 2013-2017                                               *)
+(*    Kathyrn Gray                                                        *)
+(*    Shaked Flur                                                         *)
+(*    Stephen Kell                                                        *)
+(*    Gabriel Kerneis                                                     *)
+(*    Robert Norton-Wright                                                *)
+(*    Christopher Pulte                                                   *)
+(*    Peter Sewell                                                        *)
+(*                                                                        *)
+(*  All rights reserved.                                                  *)
+(*                                                                        *)
+(*  This software was developed by the University of Cambridge Computer   *)
+(*  Laboratory as part of the Rigorous Engineering of Mainstream Systems  *)
+(*  (REMS) project, funded by EPSRC grant EP/K008528/1.                   *)
+(*                                                                        *)
+(*  Redistribution and use in source and binary forms, with or without    *)
+(*  modification, are permitted provided that the following conditions    *)
+(*  are met:                                                              *)
+(*  1. Redistributions of source code must retain the above copyright     *)
+(*     notice, this list of conditions and the following disclaimer.      *)
+(*  2. Redistributions in binary form must reproduce the above copyright  *)
+(*     notice, this list of conditions and the following disclaimer in    *)
+(*     the documentation and/or other materials provided with the         *)
+(*     distribution.                                                      *)
+(*                                                                        *)
+(*  THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''    *)
+(*  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED     *)
+(*  TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A       *)
+(*  PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR   *)
+(*  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,          *)
+(*  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT      *)
+(*  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF      *)
+(*  USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND   *)
+(*  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,    *)
+(*  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT    *)
+(*  OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF    *)
+(*  SUCH DAMAGE.                                                          *)
+(**************************************************************************)
+
+open Interp_interface ;;
+open Interp_inter_imp ;;
+open Sail_impl_base ;;
+
+let doit () =
+  let context = build_context Test_lem_ast.defs [] [] [] [] [] [] [] None [] in
+  translate_address context E_little_endian "run" None (address_of_integer (Nat_big_num.of_int 0));;
+
+doit () ;;
diff --git a/src/test/lib/test_epilogue.sail b/src/test/lib/test_epilogue.sail
new file mode 100644
index 00000000..434b8a95
--- /dev/null
+++ b/src/test/lib/test_epilogue.sail
@@ -0,0 +1,5 @@
+(* TranslateAddress compatible "main" function *)
+function (bit[64]) run ((bit[64]) x) = {
+  test();
+  return 0;
+}
diff --git a/src/test/lib/test_prelude.sail b/src/test/lib/test_prelude.sail
new file mode 100644
index 00000000..3525af8e
--- /dev/null
+++ b/src/test/lib/test_prelude.sail
@@ -0,0 +1,19 @@
+default Order inc
+
+scattered typedef ast = const union
+val ast -> unit effect pure execute
+scattered function unit execute
+
+union ast member (unit) DUMMY
+function clause execute (DUMMY) = ()
+
+end ast
+end execute
+
+function unit test_assert (name, pred) = {
+  print (name);
+  if pred then
+    print (": pass\n")
+  else
+    print(": fail\n")
+}
diff --git a/src/test/lib/test_to_junit.sh b/src/test/lib/test_to_junit.sh
new file mode 100755
index 00000000..71e908bd
--- /dev/null
+++ b/src/test/lib/test_to_junit.sh
@@ -0,0 +1,62 @@
+#!/usr/bin/env bash
+set -e
+
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[0;33m'
+NC='\033[0m'
+
+
+pass=0
+fail=0
+
+XML=""
+
+XML_FILE=tests.xml
+
+function green {
+    (( pass += 1 ))
+    printf "$1: ${GREEN}$2${NC}\n"
+    XML+="    <testcase name=\"$1\"/>\n"
+}
+
+function yellow {
+    (( fail += 1 ))
+    printf "$1: ${YELLOW}$2${NC}\n"
+    XML+="    <testcase name=\"$1\">\n      <error message=\"$2\">$2</error>\n    </testcase>\n"
+}
+
+function red {
+    (( fail += 1 ))
+    printf "$1: ${RED}$2${NC}\n"
+    XML+="    <testcase name=\"$1\">\n      <error message=\"$2\">$2</error>\n    </testcase>\n"
+}
+
+function finish_suite {
+    printf "$1: Passed ${pass} out of $(( pass + fail ))\n"
+    XML="  <testsuite name=\"$1\" tests=\"$(( pass + fail ))\" failures=\"${fail}\" timestamp=\"$(date)\">\n$XML  </testsuite>\n"
+    printf "$XML" >> $XML_FILE
+    XML=""
+    pass=0
+    fail=0
+}
+
+test_regex="^\"*([^\"]*)\"*: (pass|fail)$"
+echo "<testsuites>" > $XML_FILE
+for result_file in $@; do
+    while read line; do
+        if [[ $line =~ $test_regex ]] ; then
+            test_name=${BASH_REMATCH[1]}
+            test_status=${BASH_REMATCH[2]}
+            if [[ $test_status == pass ]] ; then
+                green $test_name $test_status
+            else
+                red $test_name $test_status
+            fi
+        else
+            echo $line
+        fi
+    done < "$result_file"
+    finish_suite $result_file
+done
+echo "</testsuites>" >> $XML_FILE
diff --git a/src/test/lib/tests/test_add.sail b/src/test/lib/tests/test_add.sail
new file mode 100644
index 00000000..ce0a19f0
--- /dev/null
+++ b/src/test/lib/tests/test_add.sail
@@ -0,0 +1,19 @@
+function unit test () = {
+  test_assert ("add", 1 + 1 == 2);
+  test_assert ("add_vec", ((bit[4])(0x1 + 0x1)) == 0x2);
+  test_assert ("add_vec_ov", ((bit[4])(0xf + 0x1)) == 0x0);
+  test_assert ("add_vec_vec_range", ((range<0,30>)(0x1 + 0x1)) == 2);
+  test_assert ("add_vec_vec_range_ov", ((range<0,15>)(0xf + 0x1)) == 0); (* XXX broken... *)
+  test_assert ("add_vec_range", ((bit[4])(0x1 + 1)) == 0x2);
+  test_assert ("add_vec_range_range", ((range<0,15>)(0xe + 1)) == 15);
+  test_assert ("add_overflow_vec", (((bit[4], bit, bit))(0x1 + 0x1)) == (0x2, false, false));
+  test_assert ("add_overflow_vec_ov", (((bit[4], bit, bit))(0xf + 0x1)) == (0x0, true, true)); (* XXX overflow flag makes no sense for unsigned... *)
+  test_assert ("add_overflow_vec_ovs", (((bit[4], bit, bit))(0x4 + 0x4)) == (0x8, false, false));
+  test_assert ("add_vec_range_range", ((range<0,16>)(0xe + 1)) == 15);
+  test_assert ("add_range_vec", ((bit[4])(1 + 0xe)) == 0xf);
+  test_assert ("add_range_vec_range", ((range<0,3>)(1 + 0xe)) == 15);
+  test_assert ("add_vec_bit", ((bit[4])(0xe + bitone)) == 0xf);
+  (* not defined on either model...
+  test_assert ("add_bit_vec", ((bit[4])(bitone + 0x1)) == 0x2); *)
+}
+
diff --git a/src/test/lib/tests/test_add_signed.sail b/src/test/lib/tests/test_add_signed.sail
new file mode 100644
index 00000000..a723389e
--- /dev/null
+++ b/src/test/lib/tests/test_add_signed.sail
@@ -0,0 +1,27 @@
+function unit test() = {
+  test_assert ("adds", 1 +_s 1 == 2); (* same as unsigned *)
+  test_assert ("adds_vec", ((bit[4])(0x1 +_s 0x1)) == 0x2);  (* same as unsigned *)
+  test_assert ("adds_vec_ov", ((bit[4])(0xf +_s 0x1)) == 0x0);  (* same as unsigned *)
+
+  (* XXX would be good to restrict range type *)
+  test_assert ("adds_vec_vec_range_pp", ((int)(0x1 +_s 0x1)) == 2);
+  test_assert ("adds_vec_vec_range_np", ((int)(0xa +_s 0x1)) == (-5));
+  test_assert ("adds_vec_vec_range_pn", ((int)(0x3 +_s 0xe)) == 1);
+  test_assert ("adds_vec_vec_range_nn", ((int)(0x8 +_s 0x8)) == (-16));
+
+  test_assert ("adds_vec_range", ((bit[4])(0xe +_s 1)) == 0xf);
+  test_assert ("adds_vec_range_range", ((int)(0xe +_s 1)) == (-1));
+  (* returns (result, signed overflow, carry out)*)
+  test_assert ("adds_overflow_vec0", (((bit[4], bit, bit))(0x1 +_s 0x1)) == (0x2, false, false));
+  test_assert ("adds_overflow_vec1", (((bit[4], bit, bit))(0xf +_s 0x1)) == (0x0, false, true));
+  test_assert ("adds_overflow_vec2", (((bit[4], bit, bit))(0x7 +_s 0x1)) == (0x8, true, false));
+  test_assert ("adds_overflow_vec3", (((bit[4], bit, bit))(0x8 +_s 0x8)) == (0x0, true, true));
+
+  test_assert ("adds_vec_range_range", ((int)(0xe +_s 1)) == (-1));
+  test_assert ("adds_range_vec", ((bit[4])(1 +_s 0xe)) == 0xf);
+  test_assert ("adds_range_vec_range", ((int)(1 +_s 0xe)) == -1);
+  test_assert ("adds_vec_bit", ((bit[4])(0xe +_s bitone)) == 0xf);
+  (* not defined on either model... 
+  test_assert ("adds_bit_vec", ((bit[4])(bitone +_s 0xe)) == 0xf);*)
+}
+
diff --git a/src/test/lib/tests/test_and.sail b/src/test/lib/tests/test_and.sail
new file mode 100644
index 00000000..7c9cd800
--- /dev/null
+++ b/src/test/lib/tests/test_and.sail
@@ -0,0 +1,7 @@
+function unit test () = {
+  test_assert ("bitwise_and", (0b0101 & 0b0011) == 0b0001);
+  test_assert ("bitwise_and_00", (bitzero & bitzero) == bitzero);
+  test_assert ("bitwise_and_01", (bitzero & bitone)  == bitzero);
+  test_assert ("bitwise_and_10", (bitone  & bitzero) == bitzero);
+  test_assert ("bitwise_and_11", (bitone  & bitone)  == bitone);
+}
diff --git a/src/test/lib/tests/test_div.sail b/src/test/lib/tests/test_div.sail
new file mode 100644
index 00000000..1af58d20
--- /dev/null
+++ b/src/test/lib/tests/test_div.sail
@@ -0,0 +1,39 @@
+function unit test () = {
+  test_assert ("divpospos_exact", (21 div 7) == 3);
+  test_assert ("divposneg_exact", (21 div -7) == -3);
+  test_assert ("divnegpos_exact", (-21 div 7) == -3);
+  test_assert ("divnegneg_exact", (-21 div -7) == 3);
+
+  test_assert ("divpospos_approx", (21 div 8) == 2);
+  test_assert ("divposneg_approx", (21 div -8) == -2);
+  test_assert ("divnegpos_approx", (-21 div 8) == -2);
+  test_assert ("divnegneg_approx", (-21 div -8) == 2);
+
+  (* quot and div are synonyms but let's check...  *)
+  test_assert ("quotpospos_exact", (21 quot 7) == 3);
+  test_assert ("quotposneg_exact", (21 quot -7) == -3);
+  test_assert ("quotnegpos_exact", (-21 quot 7) == -3);
+  test_assert ("quotnegneg_exact", (-21 quot -7) == 3);
+
+  test_assert ("quotpospos_approx", (21 quot 8) == 2);
+  test_assert ("quotposneg_approx", (21 quot -8) == -2);
+  test_assert ("quotnegpos_approx", (-21 quot 8) == -2);
+  test_assert ("quotnegneg_approx", (-21 quot -8) == 2);
+
+  (* XXX currently crashes on shallow embedding
+  test_assert ("div_overflow", ((bit[8])(0x80 quot_s 0xff)) == 0x80);
+  *)
+  test_assert ("quot_vec_pospos_exact", ((bit[8])(0x15 quot 0x07)) == 0x03);
+  test_assert ("quot_vec_posneg_exact", ((bit[8])(0x15 quot 0xf9)) == 0x00);
+  test_assert ("quot_vec_negpos_exact", ((bit[8])(0xeb quot 0x07)) == 0x21);
+  test_assert ("quot_vec_negneg_exact", ((bit[8])(0xeb quot 0xf9)) == 0x00);
+
+  test_assert ("quot_vec_pospos_approx", ((bit[8])(0x15 quot 0x08)) == 0x02);
+  test_assert ("quot_vec_posneg_approx", ((bit[8])(0x15 quot 0xf8)) == 0x00);
+  test_assert ("quot_vec_negpos_approx", ((bit[8])(0xeb quot 0x08)) == 0x1d);
+  test_assert ("quot_vec_negneg_approx", ((bit[8])(0xeb quot 0xf8)) == 0x00);
+
+  test_assert ("quot_overflow_vec", (((bit[8], bit, bit))(0x15 quot 0x08)) == (0x02, false, false));
+  test_assert ("quot_overflow_vec", (((bit[8], bit, bit))(0x80 quot 0xff)) == (0x00, false, false));
+}
+
diff --git a/src/test/lib/tests/test_duplicate.sail b/src/test/lib/tests/test_duplicate.sail
new file mode 100644
index 00000000..99ffbe6c
--- /dev/null
+++ b/src/test/lib/tests/test_duplicate.sail
@@ -0,0 +1,14 @@
+function unit test () = {
+  (* XXX crashes on shallow embedding
+  should type have a constraint n>0?
+  test_assert ("duplicate_empty", (bitzero ^^ 0) == []); *)
+  test_assert ("duplicate0", (bitzero ^^ 8) == 0x00);
+  test_assert ("duplicate1", (bitone ^^ 8) == 0xff);
+
+  (* XXX crashes on shallow embedding 
+  test_assert ("duplicate_bits0", (0x21 ^^ 0) == []);*)
+  test_assert ("duplicate_bits1", (0xce ^^ 1) == 0xce);
+  test_assert ("duplicate_bits9", (0xce ^^ 9) == 0xcecececececececece);
+  test_assert ("duplicate_covfefe", (0xc0 : (0xfe ^^ 2)) == 0xc0fefe);
+}
+
diff --git a/src/test/lib/tests/test_eq.sail b/src/test/lib/tests/test_eq.sail
new file mode 100644
index 00000000..3000b7c5
--- /dev/null
+++ b/src/test/lib/tests/test_eq.sail
@@ -0,0 +1,18 @@
+function unit test () = {
+  test_assert("eq_bit00", false == bitzero);
+  test_assert("eq_bit01", not(false == bitone));
+  test_assert("eq_bit10", not(true == bitzero));
+  test_assert("eq_bit11", true == bitone);
+
+  test_assert("eq_vec0", not (0x1 == 0x2));
+  test_assert("eq_vec1", 0x2 == 0x2);
+  test_assert("eq_vec_range0", not (0xf == 16));
+  test_assert("eq_vec_range1", 0xf == 15);
+  test_assert("eq_range_vec0", not (16 == 0xf));
+  test_assert("eq_range_vec1", 15 == 0xf);
+  test_assert("eq_range0", not(12 == 13));
+  test_assert("eq_range1", 13 == 13);
+  test_assert("eq_tup0", not ((true, false) == (bitzero, bitzero)));
+  test_assert("eq_tup1", (true, false) == (bitone, bitzero));
+}
+
diff --git a/src/test/lib/tests/test_ext.sail b/src/test/lib/tests/test_ext.sail
new file mode 100644
index 00000000..1cbc2855
--- /dev/null
+++ b/src/test/lib/tests/test_ext.sail
@@ -0,0 +1,15 @@
+function unit test () = {
+  test_assert ("extz0", EXTZ(0b00) == 0x00);
+  test_assert ("extz1", EXTZ(0b10) == 0x02);
+  test_assert ("extz2", EXTZ(0b10) == 0b10);
+  test_assert ("extz3", EXTZ(0b10) == 0b0);
+  
+  test_assert ("exts0", EXTS(0b00) == 0x00);
+  test_assert ("exts1", EXTS(0b10) == 0xfe);
+  test_assert ("exts2", EXTS(0b10) == 0b10);
+  test_assert ("exts3", EXTS(0b10) == 0b0);
+
+  test_assert ("most_significant0", most_significant(0b011) == bitzero);
+  test_assert ("most_significant1", most_significant(0b100) == bitone);
+  }
+
diff --git a/src/test/lib/tests/test_gt.sail b/src/test/lib/tests/test_gt.sail
new file mode 100644
index 00000000..8576a8cd
--- /dev/null
+++ b/src/test/lib/tests/test_gt.sail
@@ -0,0 +1,36 @@
+function unit test() = {
+  test_assert("gt0",    ( 1 > -1));
+  test_assert("gt1", not(-1 > -1));
+  test_assert("gt2", not(-1 >  1));
+
+  (* XXX default is signed -- document this! *)
+  test_assert("gt_vec0",    (0x1 > 0xf));
+  test_assert("gt_vec1", not(0xf > 0xf));
+  test_assert("gt_vec2", not(0xf > 0x1));
+
+  test_assert("gt_vec_range0",    (0x1 > -1));
+  test_assert("gt_vec_range1", not(0xf > -1));
+  test_assert("gt_vec_range2", not(0xf > 1));
+  (* NB missing range_vec version *)
+
+  (* XXX missing implementations
+  test_assert("gt_unsigned0",    ( 1 >_u -1));
+  test_assert("gt_unsigned1", not(-1 >_u -1));
+  test_assert("gt_unsigned2", not(-1 >_u  1)); *)
+
+  test_assert("gt_vec_unsigned0", not(0x1 >_u 0xf));
+  test_assert("gt_vec_unsigned1", not(0xf >_u 0xf));
+  test_assert("gt_vec_unsigned2",    (0xf >_u 0x1));
+
+  (* NB there is no gt_vec_range unsigned or signed *)
+
+  (* XXX missing implementations 
+  test_assert("gt_signed0",    ( 1 >_s -1));
+  test_assert("gt_signed1", not(-1 >_s -1));
+  test_assert("gt_signed2", not(-1 >_s  1)); *)
+
+  test_assert("gt_vec_signed0",    (0x1 >_s 0xf));
+  test_assert("gt_vec_signed1", not(0xf >_s 0xf));
+  test_assert("gt_vec_signed2", not(0xf >_s 0x1));
+}
+
diff --git a/src/test/lib/tests/test_gteq.sail b/src/test/lib/tests/test_gteq.sail
new file mode 100644
index 00000000..79d4d378
--- /dev/null
+++ b/src/test/lib/tests/test_gteq.sail
@@ -0,0 +1,41 @@
+function unit test() = {
+  test_assert("gteq0",    ( 1 >= -1));
+  test_assert("gteq1",    (-1 >= -1));
+  test_assert("gteq2", not(-1 >=  1));
+
+  (* XXX default is signed -- document this! *)
+  test_assert("gteq_vec0",    (0x1 >= 0xf));
+  test_assert("gteq_vec1",    (0xf >= 0xf));
+  test_assert("gteq_vec2", not(0xf >= 0x1));
+
+  (* XXX odd type error here -- sail seems to prefer gteq_vec...
+  test_assert("gteq_vec_range0",    (0x1 >= -1)); 
+  test_assert("gteq_vec_range1",    (0xf >= -1));
+  test_assert("gteq_vec_range2", not(0xf >= 1));
+
+  test_assert("gteq_range_vec0",    ( 1 >= 0xf));
+  test_assert("gteq_range_vec1",    (-1 >= 0xf));
+  test_assert("gteq_range_vec2", not(-1 >= 0x1));*)
+
+  (* XXX missing implementations
+  test_assert("gteq_unsigned0",    ( 1 >=_u -1));
+  test_assert("gteq_unsigned1", not(-1 >=_u -1));
+  test_assert("gteq_unsigned2", not(-1 >=_u  1)); *)
+
+  (* XXX missing
+  test_assert("gteq_unsigned_vec0", not(0x1 >=_u 0xf));
+  test_assert("gteq_unsigned_vec1", not(0xf >=_u 0xf));
+  test_assert("gteq_unsigned_vec2",    (0xf >=_u 0x1)); *)
+
+  (* NB there is no gteq_vec_range unsigned or signed *)
+
+  (* XXX missing implementations 
+  test_assert("gteq_signed0",    ( 1 >=_s -1));
+  test_assert("gteq_signed1", not(-1 >=_s -1));
+  test_assert("gteq_signed2", not(-1 >=_s  1)); *)
+
+  test_assert("gteq_vec_signed0",    (0x1 >=_s 0xf));
+  test_assert("gteq_vec_signed1",    (0xf >=_s 0xf));
+  test_assert("gteq_vec_signed2", not(0xf >=_s 0x1));
+}
+
diff --git a/src/test/lib/tests/test_leftshift.sail b/src/test/lib/tests/test_leftshift.sail
new file mode 100644
index 00000000..15c308bc
--- /dev/null
+++ b/src/test/lib/tests/test_leftshift.sail
@@ -0,0 +1,11 @@
+function unit test () = {
+  test_assert ("leftshift_small0", (0x99 << 0) == 0x99);
+  test_assert ("leftshift_small3", (0x99 << 3) == 0xc8);
+  test_assert ("leftshift_small7", (0x99 << 7) == 0x80);
+  test_assert ("leftshift_small8", (0x99 << 8) == 0x00);
+  test_assert ("leftshift_big0", (0x99999999999999999 << 0) == 0x99999999999999999);
+  test_assert ("leftshift_big3", (0x99999999999999999 << 3) == 0xcccccccccccccccc8);
+  test_assert ("leftshift_big7", (0x99999999999999999 << 7) == 0xccccccccccccccc80);
+  test_assert ("leftshift_big68", (0x99999999999999999 << 68) == 0x00000000000000000);
+}
+
diff --git a/src/test/lib/tests/test_lt.sail b/src/test/lib/tests/test_lt.sail
new file mode 100644
index 00000000..6ae7a3c3
--- /dev/null
+++ b/src/test/lib/tests/test_lt.sail
@@ -0,0 +1,36 @@
+function unit test() = {
+  test_assert("lt0", not( 1 < -1));
+  test_assert("lt1", not(-1 < -1));
+  test_assert("lt2",    (-1 <  1));
+
+  (* XXX default is signed -- document this! *)
+  test_assert("lt_vec0", not(0x1 < 0xf));
+  test_assert("lt_vec1", not(0xf < 0xf));
+  test_assert("lt_vec2",    (0xf < 0x1));
+
+  test_assert("lt_vec_range0", not(0x1 < -1));
+  test_assert("lt_vec_range1", not(0xf < -1));
+  test_assert("lt_vec_range2",    (0xf < 1));
+  (* NB missing range_vec version *)
+
+  (* XXX missing implementations
+  test_assert("lt_unsigned0", not( 1 <_u -1));
+  test_assert("lt_unsigned1", not(-1 <_u -1));
+  test_assert("lt_unsigned2",    (-1 <_u  1)); *)
+
+  test_assert("lt_vec_unsigned0",    (0x1 <_u 0xf));
+  test_assert("lt_vec_unsigned1", not(0xf <_u 0xf));
+  test_assert("lt_vec_unsigned2", not(0xf <_u 0x1));
+
+  (* NB there is no lt_vec_range unsigned or signed *)
+
+  (* XXX missing implementations 
+  test_assert("lt_signed0", not( 1 <_s -1));
+  test_assert("lt_signed1", not(-1 <_s -1));
+  test_assert("lt_signed2",    (-1 <_s  1)); *)
+
+  test_assert("lt_vec_signed0", not(0x1 <_s 0xf));
+  test_assert("lt_vec_signed1", not(0xf <_s 0xf));
+  test_assert("lt_vec_signed2",    (0xf <_s 0x1));
+}
+
diff --git a/src/test/lib/tests/test_lteq.sail b/src/test/lib/tests/test_lteq.sail
new file mode 100644
index 00000000..612023e9
--- /dev/null
+++ b/src/test/lib/tests/test_lteq.sail
@@ -0,0 +1,40 @@
+function unit test() = {
+  test_assert("lteq0", not( 1 <= -1));
+  test_assert("lteq1",    (-1 <= -1));
+  test_assert("lteq2",    (-1 <=  1));
+
+  (* XXX default is signed -- document this! *)
+  test_assert("lteq_vec0", not(0x1 <= 0xf));
+  test_assert("lteq_vec1",    (0xf <= 0xf));
+  test_assert("lteq_vec2",    (0xf <= 0x1));
+
+  test_assert("lteq_vec_range0", not(0x1 <= -1));
+  test_assert("lteq_vec_range1",    (0xf <= -1));
+  test_assert("lteq_vec_range2",    (0xf <= 1));
+
+  test_assert("lteq_range_vec0", not( 1 <= 0xf));
+  test_assert("lteq_range_vec1",    (-1 <= 0xf));
+  test_assert("lteq_range_vec2",    (-1 <= 0x1));
+
+  (* XXX missing implementations
+  test_assert("lteq_unsigned0", not( 1 <=_u -1));
+  test_assert("lteq_unsigned1",    (-1 <=_u -1));
+  test_assert("lteq_unsigned2",    (-1 <=_u  1)); *)
+
+  (* XXX missing type / parser
+  test_assert("lteq_unsigned_vec0",    (0x1 <=_u 0xf));
+  test_assert("lteq_unsigned_vec1",    (0xf <=_u 0xf));
+  test_assert("lteq_unsigned_vec2", not(0xf <=_u 0x1));*)
+
+  (* NB there is no lteq_vec_range unsigned or signed *)
+
+  (* XXX missing implementations 
+  test_assert("lteq_signed0", not( 1 <=_s -1));
+  test_assert("lteq_signed1",    (-1 <=_s -1));
+  test_assert("lteq_signed2",    (-1 <=_s  1)); *)
+
+  test_assert("lteq_vec_signed0", not(0x1 <=_s 0xf));
+  test_assert("lteq_vec_signed1",    (0xf <=_s 0xf));
+  test_assert("lteq_vec_signed2",    (0xf <=_s 0x1));
+}
+
diff --git a/src/test/lib/tests/test_minus.sail b/src/test/lib/tests/test_minus.sail
new file mode 100644
index 00000000..455f3954
--- /dev/null
+++ b/src/test/lib/tests/test_minus.sail
@@ -0,0 +1,25 @@
+function unit test() = {
+  test_assert("minus", 1 - 1 == 0);
+  test_assert("minus_vec", ((bit[4])(0x2 - 0x1)) == 0x1);
+  test_assert("minus_vec_ov", ((bit[4])(0x1 - 0xf)) == 0x2);
+  (* XXX minus_vec_vec_range not implemented 
+  test_assert("minus_vec_vec_range_pp", ((int)(0x1 - 0x1)) == 0);
+  test_assert("minus_vec_vec_range_np", ((int)(0xa - 0x1)) == 9);
+  test_assert("minus_vec_vec_range_pn", ((int)(0x3 - 0xe)) == 5);
+  test_assert("minus_vec_vec_range_nn", ((int)(0x8 - 0x8)) == 0);*)
+  test_assert("minus_vec_range", ((bit[4])(0xe - 1)) == 0xd);
+  test_assert("minus_vec_range_range", ((int)(0xe - 1)) == 13);
+  test_assert("minus_range_vec", ((bit[4])(1 - 0xe)) == 0x3);
+  test_assert("minus_range_vec_range", ((int)(1 - 0xe)) == -13);
+  (* returns (result, signed overflow, borrow in)*)
+  test_assert ("minus_overflow_vec0", (((bit[4], bit, bit))(0x1 - 0x1)) == (0x0, false, false));
+  test_assert ("minus_overflow_vec1", (((bit[4], bit, bit))(0x0 - 0x1)) == (0xf, true, true));
+  test_assert ("minus_overflow_vec2", (((bit[4], bit, bit))(0x8 - 0x1)) == (0x7, false, false));
+  test_assert ("minus_overflow_vec3", (((bit[4], bit, bit))(0x0 - 0x8)) == (0x8, true, true));
+
+  test_assert ("minus_overflow_vec_bit0", (((bit[4], bit, bit))(0x1 - bitone)) == (0x0, false, false));
+  test_assert ("minus_overflow_vec_bit1", (((bit[4], bit, bit))(0x0 - bitone)) == (0xf, true, true));
+  test_assert ("minus_overflow_vec_bit2", (((bit[4], bit, bit))(0x8 - bitone)) == (0x7, false, false));
+  test_assert ("minus_overflow_vec_bit3", (((bit[4], bit, bit))(0x8 - bitzero)) == (0x8, false, false)); (* XXX shallow embedding returns true, false... *)
+}
+
diff --git a/src/test/lib/tests/test_minus_signed.sail b/src/test/lib/tests/test_minus_signed.sail
new file mode 100644
index 00000000..7268f340
--- /dev/null
+++ b/src/test/lib/tests/test_minus_signed.sail
@@ -0,0 +1,27 @@
+function unit test() = {
+  test_assert("minus_signed", 1 -_s 1 == 0);
+  (* XXX minus_vec_signed not implemented
+  test_assert("minus_vec_signed", ((bit[4])(0x2 -_s 0x1)) == 0x1); 
+  test_assert("minus_vec_ov_signed", ((bit[4])(0x1 -_s 0xf)) == 0x2); *)
+  (* XXX minus_vec_vec_range_signed not implemented 
+  test_assert("minus_vec_vec_range_signed_pp", ((int)(0x1 -_s 0x1)) == 0);
+  test_assert("minus_vec_vec_range_signed_np", ((int)(0xa -_s 0x1)) == 9);
+  test_assert("minus_vec_vec_range_signed_pn", ((int)(0x3 -_s 0xe)) == 5);
+  test_assert("minus_vec_vec_range_signed_nn", ((int)(0x8 -_s 0x8)) == 0);*)
+  (* XXX not implemented 
+  test_assert("minus_vec_range_signed", ((bit[4])(0xe -_s 1)) == 0xd);
+  test_assert("minus_vec_range_range_signed", ((int)(0xe -_s 1)) == -3);
+  test_assert("minus_range_vec_signed", ((bit[4])(1 -_s 0xe)) == 0x3);
+  test_assert("minus_range_vec_range_signed", ((int)(1 -_s 0xe)) == 3);*)
+  (* returns (result, signed overflow, borrow in)*)
+  test_assert ("minus_overflow_vec_signed0", (((bit[4], bit, bit))(0x1 -_s 0x1)) == (0x0, false, false));
+  test_assert ("minus_overflow_vec_signed1", (((bit[4], bit, bit))(0x0 -_s 0x1)) == (0xf, true, true));
+  test_assert ("minus_overflow_vec_signed2", (((bit[4], bit, bit))(0x8 -_s 0x1)) == (0x7, false, false));
+  test_assert ("minus_overflow_vec_signed3", (((bit[4], bit, bit))(0x0 -_s 0x8)) == (0x8, true, true));
+
+  test_assert ("minus_overflow_vec_bit_signed0", (((bit[4], bit, bit))(0x1 -_s bitone)) == (0x0, false, false));
+  test_assert ("minus_overflow_vec_bit_signed1", (((bit[4], bit, bit))(0x0 -_s bitone)) == (0xf, true, true));
+  test_assert ("minus_overflow_vec_bit_signed2", (((bit[4], bit, bit))(0x8 -_s bitone)) == (0x7, false, false));
+  test_assert ("minus_overflow_vec_bit_signed3", (((bit[4], bit, bit))(0x8 -_s bitzero)) == (0x8, false, false));
+}
+
diff --git a/src/test/lib/tests/test_misc.sail b/src/test/lib/tests/test_misc.sail
new file mode 100644
index 00000000..5b4b6fd4
--- /dev/null
+++ b/src/test/lib/tests/test_misc.sail
@@ -0,0 +1,19 @@
+function unit test () = {
+  test_assert ("power0", (0 ** 3) == 0);
+  test_assert ("power1", (3 ** 0) == 1);
+  test_assert ("power2", (11 ** 17) == 505447028499293771);
+  (* XXX should be type error but isn't 
+  test_assert ("power-1", (1 ** -1) == 0); *)
+
+  test_assert ("abs_neg", (abs (-42)) == 42);
+  test_assert ("abs_zero", (abs (0)) == 0);
+  test_assert ("abs_pos", (abs (143)) == 143);
+
+  test_assert ("max", max(-1, 1) == 1);
+  test_assert ("min", min(-1, 1) == -1);
+
+  test_assert ("length0", length([]) == 0);
+  test_assert ("length1", length([bitzero]) == 1);
+  test_assert ("length2", length(0x1234) == 16);
+}
+
diff --git a/src/test/lib/tests/test_mod.sail b/src/test/lib/tests/test_mod.sail
new file mode 100644
index 00000000..7f078bae
--- /dev/null
+++ b/src/test/lib/tests/test_mod.sail
@@ -0,0 +1,23 @@
+function unit test () = {
+  test_assert ("modpospos_exact", (21 mod 7) == 0);
+  test_assert ("modposneg_exact", (21 mod -7) == 0);
+  test_assert ("modnegpos_exact", (-21 mod 7) == 0);
+  test_assert ("modnegneg_exact", (-21 mod -7) == 0);
+
+  test_assert ("modpospos_approx", (21 mod 8) == 5);
+  test_assert ("modposneg_approx", (21 mod -8) == 5);
+  test_assert ("modnegpos_approx", (-21 mod 8) == -5);
+  test_assert ("modnegneg_approx", (-21 mod -8) == -5);
+ 
+  (* XXX how to test this? Type checker should catch?
+  test_assert ("mod_zero", (21 mod 0) == undefined); *)
+
+  test_assert("mod_vec_range_pos", (0x7 mod 5) == 2);
+  test_assert("mod_vec_range_neg", (0xf mod 5) == 0);
+
+  test_assert("mod_vec_pos", (0x7 mod 0x5) == 0x2);
+  test_assert("mod_vec_neg", (0xf mod 0x5) == 0x0);
+  test_assert("mod_vec_pos_neg", (0x7 mod 0x8) == 0x7);
+  test_assert("mod_vec_neg_neg", (0xf mod 0x8) == 0x7);
+}
+
diff --git a/src/test/lib/tests/test_mod_signed.sail b/src/test/lib/tests/test_mod_signed.sail
new file mode 100644
index 00000000..61acec17
--- /dev/null
+++ b/src/test/lib/tests/test_mod_signed.sail
@@ -0,0 +1,26 @@
+function unit test () = {
+  ();
+  (* XXX mod_signed does exist on ocaml shallow embedding...
+  test_assert ("mod_signed_pospos_exact", (21 mod_s 7) == 0);
+  test_assert ("mod_signed_posneg_exact", (21 mod_s -7) == 0);
+  test_assert ("mod_signed_negpos_exact", (-21 mod_s 7) == 0);
+  test_assert ("mod_signed_negneg_exact", (-21 mod_s -7) == 0);
+
+  test_assert ("mod_signed_pospos_approx", (21 mod_s 8) == 5);
+  test_assert ("mod_signed_posneg_approx", (21 mod_s -8) == 5);
+  test_assert ("mod_signed_negpos_approx", (-21 mod_s 8) == -5);
+  test_assert ("mod_signed_negneg_approx", (-21 mod_s -8) == -5);
+ 
+  (* XXX how to test this? Type checker should catch?
+  test_assert ("mod_signed_zero", (21 mod_s 0) == undefined); *)
+
+  test_assert("mod_vec_range_signed_pos", (0x7 mod_s 5) == 2);
+  test_assert("mod_vec_range_signed_neg", (0xf mod_s 5) == -1);
+
+  test_assert("mod_vec_signed_pos", (0x7 mod_s 0x5) == 0x2);
+  test_assert("mod_vec_signed_neg", (0xf mod_s 0x5) == 0xf);
+  test_assert("mod_vec_signed_pos_neg", (0x7 mod_s 0x8) == 0x7);
+  test_assert("mod_vec_signed_neg_neg", (0xf mod_s 0x8) == 0x7);
+  *)
+}
+
diff --git a/src/test/lib/tests/test_multiply.sail b/src/test/lib/tests/test_multiply.sail
new file mode 100644
index 00000000..03adfa27
--- /dev/null
+++ b/src/test/lib/tests/test_multiply.sail
@@ -0,0 +1,21 @@
+function unit test () = {
+  test_assert ("multiply", 6 * 9 == 54);
+  test_assert ("multiply_vec", ((bit[8])(0x6 * 0xb)) == 0x42);
+  test_assert ("mult_range_vec", ((bit[8])(6 * 0xb)) == 0x42);
+  test_assert ("mult_vec_range", ((bit[8])(0x6 * 11)) == 0x42);
+  (* XXX mult_oveflow_vec missing *)
+
+  (* XXX not implmented
+  test_assert ("multiply_signed", 6 *_s 9 == 54); *)
+  test_assert ("multiply_vec_signed", ((bit[8])(0x6 *_s 0xb)) == 0xe2);
+  test_assert ("mult_range_vec_signed", ((bit[8])(6 *_s 0xb)) == 0xe2);
+  test_assert ("mult_vec_range_signed", ((bit[8])(0x6 *_s 11)) == 0xe2);
+
+  (* XXX don't think it's possible to set carryout out bit *)
+  test_assert ("mult_overflow_vec_signed0", (((bit[8], bit, bit)) (0xf *_s 0x2)) == (0xfe, false, false));
+  test_assert ("mult_overflow_vec_signed1", (((bit[8], bit, bit)) (0xf *_s 0xf)) == (0x01, false, false));
+  test_assert ("mult_overflow_vec_signed2", (((bit[8], bit, bit)) (0x8 *_s 0x8)) == (0x40, true, false));
+  test_assert ("mult_overflow_vec_signed3", (((bit[8], bit, bit)) (0x7 *_s 0x7)) == (0x31, true, false));
+  test_assert ("mult_overflow_vec_signed4", (((bit[8], bit, bit)) (0x8 *_s 0x7)) == (0xc8, true, false));
+}
+
diff --git a/src/test/lib/tests/test_neq.sail b/src/test/lib/tests/test_neq.sail
new file mode 100644
index 00000000..e3ad50cf
--- /dev/null
+++ b/src/test/lib/tests/test_neq.sail
@@ -0,0 +1,20 @@
+function unit test () = {
+  test_assert("neq_bit00", not(false != bitzero));
+  test_assert("neq_bit01", false != bitone);
+  test_assert("neq_bit10", true != bitzero);
+  test_assert("neq_bit11", not(true != bitone));
+
+  test_assert("neq_vec0", 0x1 != 0x2);
+  test_assert("neq_vec1", not(0x2 != 0x2));
+  test_assert("neq_vec_range0", 0xf != 16);
+  test_assert("neq_vec_range0", 0x7 != 8);
+  test_assert("neq_vec_range1", not(0xf != 15));
+  (* XXX not implemented for ocaml
+  test_assert("neq_range_vec0", 16 != 0xf);
+  test_assert("neq_range_vec1", not(15 != 0xf)); *)
+  test_assert("neq_range0", 12 != 13);
+  test_assert("neq_range1", not(13 != 13));
+  test_assert("neq_tup0", (true, false) != (bitzero, bitzero));
+  test_assert("neq_tup1", not((true, false) != (bitone, bitzero)));
+}
+
diff --git a/src/test/lib/tests/test_not.sail b/src/test/lib/tests/test_not.sail
new file mode 100644
index 00000000..8ae2514f
--- /dev/null
+++ b/src/test/lib/tests/test_not.sail
@@ -0,0 +1,8 @@
+function unit test () = {
+  test_assert ("not_bit0", (not (bitzero)) == bitone);
+  test_assert ("not_bit1", (not (bitone)) == bitzero);
+
+  test_assert ("bitwise_not", (~ (0b01) == 0b10));
+  test_assert ("bitwise_not_bit0", ((~ (bitzero)) == bitone));
+  test_assert ("bitwise_not_bit1", ((~ (bitone)) == bitzero));
+}
diff --git a/src/test/lib/tests/test_oddments.sail b/src/test/lib/tests/test_oddments.sail
new file mode 100644
index 00000000..4c8fd086
--- /dev/null
+++ b/src/test/lib/tests/test_oddments.sail
@@ -0,0 +1,14 @@
+function unit test () = {
+  (* XXX this is weird, wrong type?
+  test_assert("is_one0", not(is_one(bitzero)));
+  test_assert("is_one1", is_one(bitone)); *)
+
+  test_assert("signed-1", signed(0xf) == -1);
+  test_assert("signed0",  signed(0x0) == 0);
+  test_assert("signed1",  signed(0x1) == 1);
+
+  test_assert("unsigned-1", unsigned(0xf) == 15);
+  test_assert("unsigned0",  unsigned(0x0) == 0);
+  test_assert("unsigned1",  unsigned(0x1) == 1);
+}
+
diff --git a/src/test/lib/tests/test_or.sail b/src/test/lib/tests/test_or.sail
new file mode 100644
index 00000000..c48caedc
--- /dev/null
+++ b/src/test/lib/tests/test_or.sail
@@ -0,0 +1,7 @@
+function unit test () = {
+  test_assert ("bitwise_or", (0b0101 | 0b0011) == 0b0111);
+  test_assert ("bitwise_or_00", (bitzero | bitzero) == bitzero);
+  test_assert ("bitwise_or_01", (bitzero | bitone)  == bitone);
+  test_assert ("bitwise_or_10", (bitone  | bitzero) == bitone);
+  test_assert ("bitwise_or_11", (bitone  | bitone)  == bitone);
+}
diff --git a/src/test/lib/tests/test_quot_signed.sail b/src/test/lib/tests/test_quot_signed.sail
new file mode 100644
index 00000000..39259204
--- /dev/null
+++ b/src/test/lib/tests/test_quot_signed.sail
@@ -0,0 +1,18 @@
+function unit test () = {
+  test_assert ("quot_vec_signed_pospos_exact", ((bit[8])(0x15 quot_s 0x07)) == 0x03);
+  test_assert ("quot_vec_signed_posneg_exact", ((bit[8])(0x15 quot_s 0xf9)) == 0xfd);
+  test_assert ("quot_vec_signed_negpos_exact", ((bit[8])(0xeb quot_s 0x07)) == 0xfd);
+  test_assert ("quot_vec_signed_negneg_exact", ((bit[8])(0xeb quot_s 0xf9)) == 0x03);
+
+  test_assert ("quot_vec_signed_pospos_approx", ((bit[8])(0x15 quot_s 0x08)) == 0x02);
+  test_assert ("quot_vec_signed_posneg_approx", ((bit[8])(0x15 quot_s 0xf8)) == 0xfe);
+  test_assert ("quot_vec_signed_negpos_approx", ((bit[8])(0xeb quot_s 0x08)) == 0xfe);
+  test_assert ("quot_vec_signed_negneg_approx", ((bit[8])(0xeb quot_s 0xf8)) == 0x02);
+
+  test_assert ("quot_signed_overflow_vec", (((bit[8], bit, bit))(0x15 quot_s 0x08)) == (0x02, false, false));
+  (* XXX crashes shallow embedding due to undefined result
+  let (result, overflow, carry) = ((bit[8], bit, bit))(0x80 quot_s 0xff) in {
+    test_assert ("quot_signed_overflow_vec_ov", overflow);
+    test_assert ("quot_signed_overflow_vec_ca", carry);
+  };*)
+}
diff --git a/src/test/lib/tests/test_rightshift.sail b/src/test/lib/tests/test_rightshift.sail
new file mode 100644
index 00000000..7879a33e
--- /dev/null
+++ b/src/test/lib/tests/test_rightshift.sail
@@ -0,0 +1,10 @@
+function unit test () = {
+  test_assert ("rightshift_small0", (0x99 >> 0) == 0x99);
+  test_assert ("rightshift_small3", (0x99 >> 3) == 0x13);
+  test_assert ("rightshift_small7", (0x99 >> 7) == 0x01);
+  test_assert ("rightshift_small8", (0x99 >> 8) == 0x00); (* XXX fails on interp *)
+  test_assert ("rightshift_big0", (0x99999999999999999 >> 0) == 0x99999999999999999);
+  test_assert ("rightshift_big3", (0x99999999999999999 >> 3) == 0x13333333333333333);
+  test_assert ("rightshift_big7", (0x99999999999999999 >> 7) == 0x01333333333333333);
+  test_assert ("rightshift_big68", (0x99999999999999999 >> 68) == 0x00000000000000000); (* XXX fails on interp *)
+}
diff --git a/src/test/lib/tests/test_rotate.sail b/src/test/lib/tests/test_rotate.sail
new file mode 100644
index 00000000..f0f8e45c
--- /dev/null
+++ b/src/test/lib/tests/test_rotate.sail
@@ -0,0 +1,7 @@
+function unit test () = { 
+  test_assert ("rotate0", (0x99 <<< 0) == 0x99); (* XXX fails on interp *)
+  test_assert ("rotate3", (0x99 <<< 3) == 0xcc);
+  test_assert ("rotate7", (0x99 <<< 7) == 0xcc);
+  test_assert ("rotate8", (0x99 <<< 8) == 0x99);
+}
+
diff --git a/src/test/lib/tests/test_xor.sail b/src/test/lib/tests/test_xor.sail
new file mode 100644
index 00000000..125b2f10
--- /dev/null
+++ b/src/test/lib/tests/test_xor.sail
@@ -0,0 +1,7 @@
+function unit test () = {
+  test_assert ("bitwise_xor", (0b0101 ^ 0b0011) == 0b0110);
+  test_assert ("bitwise_xor_00", (bitzero ^ bitzero) == bitzero);
+  test_assert ("bitwise_xor_01", (bitzero ^ bitone)  == bitone);
+  test_assert ("bitwise_xor_10", (bitone  ^ bitzero) == bitone);
+  test_assert ("bitwise_xor_11", (bitone  ^ bitone)  == bitzero);
+}