11 files changed, 277 insertions, 0 deletions
diff --git a/validation/memops/partial-load00.c b/validation/memops/partial-load00.c
new file mode 100644
index 00000000..cc6c3130
--- /dev/null
+++ b/validation/memops/partial-load00.c
@@ -0,0 +1,29 @@
+union u {
+	double d;
+	int i[2];
+};
+
+void use(union u);
+
+int foo(double x, double y)
+{
+	union u u;
+	int r;
+
+	u.d = x;
+	r = u.i[0];
+	u.d = y;
+
+	use(u);
+	return r;
+}
+
+/*
+ * check-name: partial-load00
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-contains: store\\.
+ * check-output-contains: load\\.
+ * check-output-returns: %r2
+ */
diff --git a/validation/optim/fact-add-mul.c b/validation/optim/fact-add-mul.c
new file mode 100644
index 00000000..9da6d71c
--- /dev/null
+++ b/validation/optim/fact-add-mul.c
@@ -0,0 +1,27 @@
+int fr_abx(int a, int b, int x) { return ((a * x) + (b * x)) == ((a + b) * x); }
+int fl_abx(int a, int b, int x) { return ((x * a) + (x * b)) == ((a + b) * x); }
+int fm_abx(int a, int b, int x) { return ((a * x) + (x * b)) == ((a + b) * x); }
+int fn_abx(int a, int b, int x) { return ((x * a) + (b * x)) == ((a + b) * x); }
+
+int fr_bax(int b, int a, int x) { return ((a * x) + (b * x)) == ((b + a) * x); }
+int fl_bax(int b, int a, int x) { return ((x * a) + (x * b)) == ((b + a) * x); }
+int fm_bax(int b, int a, int x) { return ((a * x) + (x * b)) == ((b + a) * x); }
+int fn_bax(int b, int a, int x) { return ((x * a) + (b * x)) == ((b + a) * x); }
+
+int fr_axb(int a, int x, int b) { return ((a * x) + (b * x)) == ((a + b) * x); }
+int fl_axb(int a, int x, int b) { return ((x * a) + (x * b)) == ((a + b) * x); }
+int fm_axb(int a, int x, int b) { return ((a * x) + (x * b)) == ((a + b) * x); }
+int fn_axb(int a, int x, int b) { return ((x * a) + (b * x)) == ((a + b) * x); }
+
+int fr_bxa(int b, int x, int a) { return ((b * x) + (a * x)) == ((b + a) * x); }
+int fl_bxa(int b, int x, int a) { return ((x * b) + (x * a)) == ((b + a) * x); }
+int fm_bxa(int b, int x, int a) { return ((b * x) + (x * a)) == ((b + a) * x); }
+int fn_bxa(int b, int x, int a) { return ((x * b) + (a * x)) == ((b + a) * x); }
+
+/*
+ * check-name: fact-add-mul
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-returns: 1
+ */
diff --git a/validation/optim/fact-and-ior.c b/validation/optim/fact-and-ior.c
new file mode 100644
index 00000000..96466616
--- /dev/null
+++ b/validation/optim/fact-and-ior.c
@@ -0,0 +1,27 @@
+int fr_abx(int a, int b, int x) { return ((a | x) & (b | x)) == ((a & b) | x); }
+int fl_abx(int a, int b, int x) { return ((x | a) & (x | b)) == ((a & b) | x); }
+int fm_abx(int a, int b, int x) { return ((a | x) & (x | b)) == ((a & b) | x); }
+int fn_abx(int a, int b, int x) { return ((x | a) & (b | x)) == ((a & b) | x); }
+
+int fr_bax(int b, int a, int x) { return ((a | x) & (b | x)) == ((b & a) | x); }
+int fl_bax(int b, int a, int x) { return ((x | a) & (x | b)) == ((b & a) | x); }
+int fm_bax(int b, int a, int x) { return ((a | x) & (x | b)) == ((b & a) | x); }
+int fn_bax(int b, int a, int x) { return ((x | a) & (b | x)) == ((b & a) | x); }
+
+int fr_axb(int a, int x, int b) { return ((a | x) & (b | x)) == ((a & b) | x); }
+int fl_axb(int a, int x, int b) { return ((x | a) & (x | b)) == ((a & b) | x); }
+int fm_axb(int a, int x, int b) { return ((a | x) & (x | b)) == ((a & b) | x); }
+int fn_axb(int a, int x, int b) { return ((x | a) & (b | x)) == ((a & b) | x); }
+
+int fr_bxa(int b, int x, int a) { return ((b | x) & (a | x)) == ((b & a) | x); }
+int fl_bxa(int b, int x, int a) { return ((x | b) & (x | a)) == ((b & a) | x); }
+int fm_bxa(int b, int x, int a) { return ((b | x) & (x | a)) == ((b & a) | x); }
+int fn_bxa(int b, int x, int a) { return ((x | b) & (a | x)) == ((b & a) | x); }
+
+/*
+ * check-name: fact-and-ior
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-returns: 1
+ */
diff --git a/validation/optim/fact-and-shift.c b/validation/optim/fact-and-shift.c
new file mode 100644
index 00000000..e9eb9cce
--- /dev/null
+++ b/validation/optim/fact-and-shift.c
@@ -0,0 +1,26 @@
+typedef unsigned int uint;
+typedef   signed int sint;
+
+
+uint fact_and_shl(uint a, uint b, uint s)
+{
+	return ((a << s) & (b << s)) == ((a & b) << s);
+}
+
+uint fact_and_lsr(uint a, uint b, uint s)
+{
+	return ((a >> s) & (b >> s)) == ((a & b) >> s);
+}
+
+sint fact_and_asr(sint a, sint b, sint s)
+{
+	return ((a >> s) & (b >> s)) == ((a & b) >> s);
+}
+
+/*
+ * check-name: fact-and-shift
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-returns: 1
+ */
diff --git a/validation/optim/fact-ior-and.c b/validation/optim/fact-ior-and.c
new file mode 100644
index 00000000..a6ad3c45
--- /dev/null
+++ b/validation/optim/fact-ior-and.c
@@ -0,0 +1,27 @@
+int fr_abx(int a, int b, int x) { return ((a & x) | (b & x)) == ((a | b) & x); }
+int fl_abx(int a, int b, int x) { return ((x & a) | (x & b)) == ((a | b) & x); }
+int fm_abx(int a, int b, int x) { return ((a & x) | (x & b)) == ((a | b) & x); }
+int fn_abx(int a, int b, int x) { return ((x & a) | (b & x)) == ((a | b) & x); }
+
+int fr_bax(int b, int a, int x) { return ((a & x) | (b & x)) == ((b | a) & x); }
+int fl_bax(int b, int a, int x) { return ((x & a) | (x & b)) == ((b | a) & x); }
+int fm_bax(int b, int a, int x) { return ((a & x) | (x & b)) == ((b | a) & x); }
+int fn_bax(int b, int a, int x) { return ((x & a) | (b & x)) == ((b | a) & x); }
+
+int fr_axb(int a, int x, int b) { return ((a & x) | (b & x)) == ((a | b) & x); }
+int fl_axb(int a, int x, int b) { return ((x & a) | (x & b)) == ((a | b) & x); }
+int fm_axb(int a, int x, int b) { return ((a & x) | (x & b)) == ((a | b) & x); }
+int fn_axb(int a, int x, int b) { return ((x & a) | (b & x)) == ((a | b) & x); }
+
+int fr_bxa(int b, int x, int a) { return ((b & x) | (a & x)) == ((b | a) & x); }
+int fl_bxa(int b, int x, int a) { return ((x & b) | (x & a)) == ((b | a) & x); }
+int fm_bxa(int b, int x, int a) { return ((b & x) | (x & a)) == ((b | a) & x); }
+int fn_bxa(int b, int x, int a) { return ((x & b) | (a & x)) == ((b | a) & x); }
+
+/*
+ * check-name: fact-ior-and
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-returns: 1
+ */
diff --git a/validation/optim/fact-ior-shift.c b/validation/optim/fact-ior-shift.c
new file mode 100644
index 00000000..5fa91eb5
--- /dev/null
+++ b/validation/optim/fact-ior-shift.c
@@ -0,0 +1,26 @@
+typedef unsigned int uint;
+typedef   signed int sint;
+
+
+uint fact_ior_shl(uint a, uint b, uint s)
+{
+	return ((a << s) | (b << s)) == ((a | b) << s);
+}
+
+uint fact_ior_lsr(uint a, uint b, uint s)
+{
+	return ((a >> s) | (b >> s)) == ((a | b) >> s);
+}
+
+sint fact_ior_asr(sint a, sint b, sint s)
+{
+	return ((a >> s) | (b >> s)) == ((a | b) >> s);
+}
+
+/*
+ * check-name: fact-ior-shift
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-returns: 1
+ */
diff --git a/validation/optim/fact-select01.c b/validation/optim/fact-select01.c
new file mode 100644
index 00000000..9232fc90
--- /dev/null
+++ b/validation/optim/fact-select01.c
@@ -0,0 +1,25 @@
+int add_yx_y(int p, int x, int y) { return (p ? (y+x) : y) == ((p ? x : 0) + y); }
+int add_xy_y(int p, int y, int x) { return (p ? (x+y) : y) == ((p ? x : 0) + y); }
+int add_xy_x(int p, int x, int y) { return (p ? (x+y) : x) == ((p ? y : 0) + x); }
+int add_yx_x(int p, int y, int x) { return (p ? (y+x) : x) == ((p ? y : 0) + x); }
+int add_y_yx(int p, int x, int y) { return (p ? y : (y+x)) == ((p ? 0 : x) + y); }
+
+int ior_yx_y(int p, int x, int y) { return (p ? (y|x) : y) == ((p ? x : 0) | y); }
+int ior_xy_y(int p, int y, int x) { return (p ? (x|y) : y) == ((p ? x : 0) | y); }
+int ior_xy_x(int p, int x, int y) { return (p ? (x|y) : x) == ((p ? y : 0) | x); }
+int ior_yx_x(int p, int y, int x) { return (p ? (y|x) : x) == ((p ? y : 0) | x); }
+int ior_y_yx(int p, int x, int y) { return (p ? y : (y|x)) == ((p ? 0 : x) | y); }
+
+int xor_yx_y(int p, int x, int y) { return (p ? (y^x) : y) == ((p ? x : 0) ^ y); }
+int xor_xy_y(int p, int y, int x) { return (p ? (x^y) : y) == ((p ? x : 0) ^ y); }
+int xor_xy_x(int p, int x, int y) { return (p ? (x^y) : x) == ((p ? y : 0) ^ x); }
+int xor_yx_x(int p, int y, int x) { return (p ? (y^x) : x) == ((p ? y : 0) ^ x); }
+int xor_y_yx(int p, int x, int y) { return (p ? y : (y^x)) == ((p ? 0 : x) ^ y); }
+
+/*
+ * check-name: fact-select01
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-returns: 1
+ */
diff --git a/validation/optim/fact-xor-and.c b/validation/optim/fact-xor-and.c
new file mode 100644
index 00000000..62232b29
--- /dev/null
+++ b/validation/optim/fact-xor-and.c
@@ -0,0 +1,27 @@
+int fr_abx(int a, int b, int x) { return ((a & x) ^ (b & x)) == ((a ^ b) & x); }
+int fl_abx(int a, int b, int x) { return ((x & a) ^ (x & b)) == ((a ^ b) & x); }
+int fm_abx(int a, int b, int x) { return ((a & x) ^ (x & b)) == ((a ^ b) & x); }
+int fn_abx(int a, int b, int x) { return ((x & a) ^ (b & x)) == ((a ^ b) & x); }
+
+int fr_bax(int b, int a, int x) { return ((a & x) ^ (b & x)) == ((b ^ a) & x); }
+int fl_bax(int b, int a, int x) { return ((x & a) ^ (x & b)) == ((b ^ a) & x); }
+int fm_bax(int b, int a, int x) { return ((a & x) ^ (x & b)) == ((b ^ a) & x); }
+int fn_bax(int b, int a, int x) { return ((x & a) ^ (b & x)) == ((b ^ a) & x); }
+
+int fr_axb(int a, int x, int b) { return ((a & x) ^ (b & x)) == ((a ^ b) & x); }
+int fl_axb(int a, int x, int b) { return ((x & a) ^ (x & b)) == ((a ^ b) & x); }
+int fm_axb(int a, int x, int b) { return ((a & x) ^ (x & b)) == ((a ^ b) & x); }
+int fn_axb(int a, int x, int b) { return ((x & a) ^ (b & x)) == ((a ^ b) & x); }
+
+int fr_bxa(int b, int x, int a) { return ((b & x) ^ (a & x)) == ((b ^ a) & x); }
+int fl_bxa(int b, int x, int a) { return ((x & b) ^ (x & a)) == ((b ^ a) & x); }
+int fm_bxa(int b, int x, int a) { return ((b & x) ^ (x & a)) == ((b ^ a) & x); }
+int fn_bxa(int b, int x, int a) { return ((x & b) ^ (a & x)) == ((b ^ a) & x); }
+
+/*
+ * check-name: fact-xor-and
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-returns: 1
+ */
diff --git a/validation/optim/fact-xor-shift.c b/validation/optim/fact-xor-shift.c
new file mode 100644
index 00000000..5fb228bd
--- /dev/null
+++ b/validation/optim/fact-xor-shift.c
@@ -0,0 +1,26 @@
+typedef unsigned int uint;
+typedef   signed int sint;
+
+
+uint fact_xor_shl(uint a, uint b, uint s)
+{
+	return ((a << s) ^ (b << s)) == ((a ^ b) << s);
+}
+
+uint fact_xor_lsr(uint a, uint b, uint s)
+{
+	return ((a >> s) ^ (b >> s)) == ((a ^ b) >> s);
+}
+
+sint fact_xor_asr(sint a, sint b, sint s)
+{
+	return ((a >> s) ^ (b >> s)) == ((a ^ b) >> s);
+}
+
+/*
+ * check-name: fact-xor-shift
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-returns: 1
+ */
diff --git a/validation/optim/select-and-shift.c b/validation/optim/select-and-shift.c
new file mode 100644
index 00000000..5313fe4b
--- /dev/null
+++ b/validation/optim/select-and-shift.c
@@ -0,0 +1,17 @@
+#define S1	2
+#define S2	5
+#define S	(S2 - S1)
+
+#define	A	(1 << S1)
+#define	B	(1 << S2)
+
+int foo(int p) { return ((p & A) ? B : 0) == ((((unsigned)p) & A) << S); }
+int bar(int p) { return ((p & B) ? A : 0) == ((((unsigned)p) & B) >> S); }
+
+/*
+ * check-name: select-and-shift
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-returns: 1
+ */
diff --git a/validation/optim/trivial-phi01.c b/validation/optim/trivial-phi01.c
new file mode 100644
index 00000000..40bd343b
--- /dev/null
+++ b/validation/optim/trivial-phi01.c
@@ -0,0 +1,20 @@
+void foo(int a)
+{
+	if (a) {
+		while (a) {
+			switch (0) {
+			default:
+				a = 0;
+			case 0:;
+			}
+		}
+	}
+}
+
+/*
+ * check-name: trivial-phi01
+ * check-command: test-linearize -Wno-decl $file
+ *
+ * check-output-ignore
+ * check-output-excludes: phi\\.
+ */