Chapter 22: A Hello, World!linear-chapter22

Co-authored-by: godalming123 <68993177+godalming123@users.noreply.github.com>
Co-authored-by: Tamás Hadházy <85063808+Hels15@users.noreply.github.com>

10 files changed, 35 insertions, 1 deletions

diff --git a/src/test/java/com/seaofnodes/simple/progs/echo.smp b/src/test/java/com/seaofnodes/simple/progs/echo.smp
new file mode 100644
index 00000000..8eafd73b
--- /dev/null
+++ b/src/test/java/com/seaofnodes/simple/progs/echo.smp
@@ -0,0 +1,3 @@
+// -*- mode: java;  -*-
+// Echo stdin to stdout.
+return sys.io.p( sys.io.stdin() );
diff --git a/src/test/java/com/seaofnodes/simple/progs/helloWorld.smp b/src/test/java/com/seaofnodes/simple/progs/helloWorld.smp
new file mode 100644
index 00000000..07ff935f
--- /dev/null
+++ b/src/test/java/com/seaofnodes/simple/progs/helloWorld.smp
@@ -0,0 +1,3 @@
+// -*- mode: java;  -*-
+sys.io.p("Hello, World!");
+return 0;
diff --git a/src/test/java/com/seaofnodes/simple/progs/jig.smp b/src/test/java/com/seaofnodes/simple/progs/jig.smp
index 1daeee09..fd3e7b9c 100644
--- a/src/test/java/com/seaofnodes/simple/progs/jig.smp
+++ b/src/test/java/com/seaofnodes/simple/progs/jig.smp
@@ -1,2 +1,6 @@
 // -*- mode: java;  -*-
+// Should fold away sign extend
+struct Person { i8 age;};
+Person !p = new Person;
+p.age = (arg<<48)>>48;
 return 0;
diff --git a/src/test/java/com/seaofnodes/simple/progs/person.smp b/src/test/java/com/seaofnodes/simple/progs/person.smp
index 9f0f5bea..507fb83b 100644
--- a/src/test/java/com/seaofnodes/simple/progs/person.smp
+++ b/src/test/java/com/seaofnodes/simple/progs/person.smp
@@ -1,6 +1,6 @@
 // -*-java-*-
 struct Person {
-    int age;
+    i32 age;
 };
 
 val fcn = { Person?[] ps, int x ->
diff --git a/src/test/java/com/seaofnodes/simple/progs/riscv_load.smp b/src/test/java/com/seaofnodes/simple/progs/riscv_load.smp
new file mode 100644
index 00000000..67369feb
--- /dev/null
+++ b/src/test/java/com/seaofnodes/simple/progs/riscv_load.smp
@@ -0,0 +1,4 @@
+struct Person { i32 age;};
+Person !p = new Person;
+p.age += arg;
+return p.age;
diff --git a/src/test/java/com/seaofnodes/simple/progs/sext_str_1.smp b/src/test/java/com/seaofnodes/simple/progs/sext_str_1.smp
new file mode 100644
index 00000000..cfb3fbcc
--- /dev/null
+++ b/src/test/java/com/seaofnodes/simple/progs/sext_str_1.smp
@@ -0,0 +1,4 @@
+struct Person {i64 age;}
+Person !p  = new Person;
+p.age += arg;
+return p.age;
diff --git a/src/test/java/com/seaofnodes/simple/progs/sext_str_fold_away.smp b/src/test/java/com/seaofnodes/simple/progs/sext_str_fold_away.smp
new file mode 100644
index 00000000..0cf70392
--- /dev/null
+++ b/src/test/java/com/seaofnodes/simple/progs/sext_str_fold_away.smp
@@ -0,0 +1,5 @@
+// Should fold away sign extend
+struct Person { i8 age;};
+Person !p = new Person;
+p.age = (arg<<48)>>48;
+return 0;
\ No newline at end of file
diff --git a/src/test/java/com/seaofnodes/simple/progs/sext_str_not_fold_away.smp b/src/test/java/com/seaofnodes/simple/progs/sext_str_not_fold_away.smp
new file mode 100644
index 00000000..48cc6409
--- /dev/null
+++ b/src/test/java/com/seaofnodes/simple/progs/sext_str_not_fold_away.smp
@@ -0,0 +1,4 @@
+struct Person { i32 age;};
+Person !p = new Person;
+p.age = (arg<<17)>>17;
+return 0;
\ No newline at end of file
diff --git a/src/test/java/com/seaofnodes/simple/progs/sext_str_not_fold_away_2.smp b/src/test/java/com/seaofnodes/simple/progs/sext_str_not_fold_away_2.smp
new file mode 100644
index 00000000..3120429b
--- /dev/null
+++ b/src/test/java/com/seaofnodes/simple/progs/sext_str_not_fold_away_2.smp
@@ -0,0 +1,4 @@
+struct Person { i32 age;};
+Person !p = new Person;
+p.age = (arg<<48)>>48;
+return 0;
\ No newline at end of file
diff --git a/src/test/java/com/seaofnodes/simple/progs/store_peep.smp b/src/test/java/com/seaofnodes/simple/progs/store_peep.smp
new file mode 100644
index 00000000..c3feddd5
--- /dev/null
+++ b/src/test/java/com/seaofnodes/simple/progs/store_peep.smp
@@ -0,0 +1,3 @@
+i64 a = 123456789012345;
+i32 b = a; // truncate high order bits
+return b;
\ No newline at end of file