6 files changed, 136 insertions, 24 deletions
diff --git a/validation/optim/and-extendx.c b/validation/optim/and-extendx.c
deleted file mode 100644
index 5c181c93..00000000
--- a/validation/optim/and-extendx.c
+++ /dev/null
@@ -1,24 +0,0 @@
-typedef unsigned short u16;
-typedef          short s16;
-typedef unsigned   int u32;
-typedef            int s32;
-typedef unsigned  long long u64;
-typedef           long long s64;
-
-u64 ufoo(int x)
-{
-	return x & 0x7fff;
-}
-
-u64 sfoo(int x)
-{
-	return x & 0x7fff;
-}
-
-/*
- * check-name: and-extend
- * check-command: test-linearize -Wno-decl $file
- *
- * check-output-ignore
- * check-output-contains: and\\.64.*0x7fff
- */
diff --git a/validation/optim/canonical-cmp-zero.c b/validation/optim/canonical-cmp-zero.c
new file mode 100644
index 00000000..e01a00e6
--- /dev/null
+++ b/validation/optim/canonical-cmp-zero.c
@@ -0,0 +1,74 @@
+int f00(int x) { return x >= 0; }
+int f01(int x) { return x > -1; }
+int f02(int x) { return x <  1; }
+int f03(int x) { return x <= 0; }
+
+int f10(int x) { return x <  16; }
+int f11(int x) { return x <= 15; }
+
+int f20(int x) { return x >  -9; }
+int f21(int x) { return x >= -8; }
+
+/*
+ * check-name: canonical-cmp-zero
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-start
+f00:
+.L0:
+	<entry-point>
+	setge.32    %r2 <- %arg1, $0
+	ret.32      %r2
+
+
+f01:
+.L2:
+	<entry-point>
+	setge.32    %r5 <- %arg1, $0
+	ret.32      %r5
+
+
+f02:
+.L4:
+	<entry-point>
+	setle.32    %r8 <- %arg1, $0
+	ret.32      %r8
+
+
+f03:
+.L6:
+	<entry-point>
+	setle.32    %r11 <- %arg1, $0
+	ret.32      %r11
+
+
+f10:
+.L8:
+	<entry-point>
+	setle.32    %r14 <- %arg1, $15
+	ret.32      %r14
+
+
+f11:
+.L10:
+	<entry-point>
+	setle.32    %r17 <- %arg1, $15
+	ret.32      %r17
+
+
+f20:
+.L12:
+	<entry-point>
+	setge.32    %r20 <- %arg1, $0xfffffff8
+	ret.32      %r20
+
+
+f21:
+.L14:
+	<entry-point>
+	setge.32    %r23 <- %arg1, $0xfffffff8
+	ret.32      %r23
+
+
+ * check-output-end
+ */
diff --git a/validation/optim/cmp-and-pow2.c b/validation/optim/cmp-and-pow2.c
new file mode 100644
index 00000000..01ba2537
--- /dev/null
+++ b/validation/optim/cmp-and-pow2.c
@@ -0,0 +1,12 @@
+#define M 32
+
+_Bool eq(int a) { return ((a & M) != M) == ((a & M) == 0); }
+_Bool ne(int a) { return ((a & M) == M) == ((a & M) != 0); }
+
+/*
+ * check-name: cmp-and-pow2
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-returns: 1
+ */
diff --git a/validation/optim/range-check1.c b/validation/optim/range-check1.c
new file mode 100644
index 00000000..358da045
--- /dev/null
+++ b/validation/optim/range-check1.c
@@ -0,0 +1,16 @@
+#define N	1024
+
+_Bool check_ok(long i)
+{
+	return i >= 0 && i < N;
+}
+
+/*
+ * check-name: range-check1
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-contains: setbe\\..*0x3ff
+ * check-output-excludes: set[lga][te]\\.
+ * check-output-excludes: set[ab]\\.
+ */
diff --git a/validation/optim/range-check2.c b/validation/optim/range-check2.c
new file mode 100644
index 00000000..69c01b9d
--- /dev/null
+++ b/validation/optim/range-check2.c
@@ -0,0 +1,14 @@
+#define N	1024
+
+_Bool check_ok(int i)
+{
+	return (i >= 0 && i < N) == (((unsigned int)i) < N);
+}
+
+/*
+ * check-name: range-check2
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-returns: 1
+ */
diff --git a/validation/optim/trunc-not0.c b/validation/optim/trunc-not0.c
new file mode 100644
index 00000000..882b446d
--- /dev/null
+++ b/validation/optim/trunc-not0.c
@@ -0,0 +1,20 @@
+typedef __INT32_TYPE__ int32;
+typedef __INT64_TYPE__ int64;
+
+static _Bool sfoo(int64 a) { return ((int32) ~a) == (~ (int32)a); }
+static _Bool sbar(int64 a) { return (~(int32) ~a) == (int32)a; }
+
+
+typedef __UINT32_TYPE__ uint32;
+typedef __UINT64_TYPE__ uint64;
+
+static _Bool ufoo(uint64 a) { return ((uint32) ~a) == (~ (uint32)a); }
+static _Bool ubar(uint64 a) { return (~(uint32) ~a) == (uint32)a; }
+
+/*
+ * check-name: trunc-not0
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-returns: 1
+ */