4 files changed, 286 insertions, 0 deletions
diff --git a/validation/optim/lsr-asr.c b/validation/optim/lsr-asr.c
new file mode 100644
index 00000000..aee46940
--- /dev/null
+++ b/validation/optim/lsr-asr.c
@@ -0,0 +1,42 @@
+int lsrasr0(unsigned int x)
+{
+	return ((int) (x >> 15)) >> 15;
+}
+
+int lsrasr1(unsigned int x)
+{
+	return ((int) (x >> 16)) >> 15;
+}
+
+int lsrasr2(unsigned int x)
+{
+	return ((int) (x >> 16)) >> 16;
+}
+
+/*
+ * check-name: lsr-asr
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-start
+lsrasr0:
+.L0:
+	<entry-point>
+	lsr.32      %r3 <- %arg1, $30
+	ret.32      %r3
+
+
+lsrasr1:
+.L2:
+	<entry-point>
+	lsr.32      %r7 <- %arg1, $31
+	ret.32      %r7
+
+
+lsrasr2:
+.L4:
+	<entry-point>
+	ret.32      $0
+
+
+ * check-output-end
+ */
diff --git a/validation/optim/shift-big.c b/validation/optim/shift-big.c
new file mode 100644
index 00000000..84bcd2ce
--- /dev/null
+++ b/validation/optim/shift-big.c
@@ -0,0 +1,82 @@
+typedef unsigned int u32;
+typedef          int s32;
+
+s32 asr31(s32 a) { return a >> 31; }
+s32 asr32(s32 a) { return a >> 32; }
+s32 asr33(s32 a) { return a >> 33; }
+
+u32 lsr31(u32 a) { return a >> 31; }
+u32 lsr32(u32 a) { return a >> 32; }
+u32 lsr33(u32 a) { return a >> 33; }
+
+u32 shl31(u32 a) { return a << 31; }
+u32 shl32(u32 a) { return a << 32; }
+u32 shl33(u32 a) { return a << 33; }
+
+/*
+ * check-name: optim/shift-big.c
+ * check-command: test-linearize -Wno-decl -m64 $file
+ *
+ * check-error-ignore
+ * check-output-start
+asr31:
+.L0:
+	<entry-point>
+	asr.32      %r2 <- %arg1, $31
+	ret.32      %r2
+
+
+asr32:
+.L2:
+	<entry-point>
+	asr.32      %r5 <- %arg1, $32
+	ret.32      %r5
+
+
+asr33:
+.L4:
+	<entry-point>
+	asr.32      %r8 <- %arg1, $33
+	ret.32      %r8
+
+
+lsr31:
+.L6:
+	<entry-point>
+	lsr.32      %r11 <- %arg1, $31
+	ret.32      %r11
+
+
+lsr32:
+.L8:
+	<entry-point>
+	ret.32      $0
+
+
+lsr33:
+.L10:
+	<entry-point>
+	ret.32      $0
+
+
+shl31:
+.L12:
+	<entry-point>
+	shl.32      %r20 <- %arg1, $31
+	ret.32      %r20
+
+
+shl32:
+.L14:
+	<entry-point>
+	ret.32      $0
+
+
+shl33:
+.L16:
+	<entry-point>
+	ret.32      $0
+
+
+ * check-output-end
+ */
diff --git a/validation/optim/shift-shift.c b/validation/optim/shift-shift.c
new file mode 100644
index 00000000..12a4b7d4
--- /dev/null
+++ b/validation/optim/shift-shift.c
@@ -0,0 +1,149 @@
+unsigned int shl0(unsigned int x)
+{
+	return x << 15 << 15;
+}
+
+unsigned int shl1(unsigned int x)
+{
+	return x << 16 << 15;
+}
+
+unsigned int shl2(unsigned int x)
+{
+	return x << 16 << 16;
+}
+
+unsigned int shl3(unsigned int x)
+{
+	return x << 12 << 10 << 10;
+}
+
+
+unsigned int lsr0(unsigned int x)
+{
+	return x >> 15 >> 15;
+}
+
+unsigned int lsr1(unsigned int x)
+{
+	return x >> 16 >> 15;
+}
+
+unsigned int lsr2(unsigned int x)
+{
+	return x >> 16 >> 16;
+}
+
+unsigned int lsr3(unsigned int x)
+{
+	return x >> 12 >> 10 >> 10;
+}
+
+
+int asr0(int x)
+{
+	return x >> 15 >> 15;
+}
+
+int asr1(int x)
+{
+	return x >> 16 >> 15;
+}
+
+int asr2(int x)
+{
+	return x >> 16 >> 16;
+}
+
+int asr3(int x)
+{
+	return x >> 12 >> 10 >> 10;
+}
+
+/*
+ * check-name: shift-shift
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-start
+shl0:
+.L0:
+	<entry-point>
+	shl.32      %r3 <- %arg1, $30
+	ret.32      %r3
+
+
+shl1:
+.L2:
+	<entry-point>
+	shl.32      %r7 <- %arg1, $31
+	ret.32      %r7
+
+
+shl2:
+.L4:
+	<entry-point>
+	ret.32      $0
+
+
+shl3:
+.L6:
+	<entry-point>
+	ret.32      $0
+
+
+lsr0:
+.L8:
+	<entry-point>
+	lsr.32      %r20 <- %arg1, $30
+	ret.32      %r20
+
+
+lsr1:
+.L10:
+	<entry-point>
+	lsr.32      %r24 <- %arg1, $31
+	ret.32      %r24
+
+
+lsr2:
+.L12:
+	<entry-point>
+	ret.32      $0
+
+
+lsr3:
+.L14:
+	<entry-point>
+	ret.32      $0
+
+
+asr0:
+.L16:
+	<entry-point>
+	asr.32      %r37 <- %arg1, $30
+	ret.32      %r37
+
+
+asr1:
+.L18:
+	<entry-point>
+	asr.32      %r41 <- %arg1, $31
+	ret.32      %r41
+
+
+asr2:
+.L20:
+	<entry-point>
+	asr.32      %r45 <- %arg1, $31
+	ret.32      %r45
+
+
+asr3:
+.L22:
+	<entry-point>
+	asr.32      %r50 <- %arg1, $31
+	ret.32      %r50
+
+
+ * check-output-end
+ */
diff --git a/validation/optim/zext-asr.c b/validation/optim/zext-asr.c
new file mode 100644
index 00000000..5f235ad8
--- /dev/null
+++ b/validation/optim/zext-asr.c
@@ -0,0 +1,13 @@
+unsigned short foo(unsigned short a)
+{
+	return a >> 16;
+}
+
+/*
+ * check-name: zext-asr
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-contains: ret\\..*\\$0
+ * check-output-excludes: asr\\.
+ */