IR generation for shifts

test/libsolidity/semanticTests/shifts/shift_cleanup_garbled.sol

@@ -7,5 +7,7 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f() -> 0x0

test/libsolidity/semanticTests/shifts/shift_constant_left_assignment.sol

@@ -5,5 +5,7 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f() -> 0x4200

test/libsolidity/semanticTests/shifts/shift_constant_right_assignment.sol

@@ -5,5 +5,7 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f() -> 0x42

test/libsolidity/semanticTests/shifts/shift_left.sol

@@ -4,6 +4,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(uint256,uint256): 0x4266, 0x0 -> 0x4266
 // f(uint256,uint256): 0x4266, 0x8 -> 0x426600

test/libsolidity/semanticTests/shifts/shift_left_assignment.sol

@@ -5,6 +5,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(uint256,uint256): 0x4266, 0x0 -> 0x4266
 // f(uint256,uint256): 0x4266, 0x8 -> 0x426600

test/libsolidity/semanticTests/shifts/shift_left_assignment_different_type.sol

@@ -5,6 +5,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(uint256,uint8): 0x4266, 0x0 -> 0x4266
 // f(uint256,uint8): 0x4266, 0x8 -> 0x426600

test/libsolidity/semanticTests/shifts/shift_left_larger_type.sol

@@ -6,6 +6,7 @@ contract C {
         return y << x;
     }
 }
-
+// ====
+// compileViaYul: also
 // ----
 // f() -> 0

test/libsolidity/semanticTests/shifts/shift_left_uint32.sol

@@ -4,6 +4,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(uint32,uint32): 0x4266, 0x0 -> 0x4266
 // f(uint32,uint32): 0x4266, 0x8 -> 0x426600

test/libsolidity/semanticTests/shifts/shift_left_uint8.sol

@@ -4,6 +4,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(uint8,uint8): 0x66, 0x0 -> 0x66
 // f(uint8,uint8): 0x66, 0x8 -> 0

test/libsolidity/semanticTests/shifts/shift_negative_rvalue.sol

@@ -8,6 +8,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(int256,int256): 1, -1 -> FAILURE
 // g(int256,int256): 1, -1 -> FAILURE

test/libsolidity/semanticTests/shifts/shift_negative_rvalue_assignment.sol

@@ -10,6 +10,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(int256,int256): 1, -1 -> FAILURE
 // g(int256,int256): 1, -1 -> FAILURE

test/libsolidity/semanticTests/shifts/shift_overflow.sol

@@ -8,6 +8,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // leftU(uint8,uint8): 255, 8 -> 0
 // leftU(uint8,uint8): 255, 1 -> 254

test/libsolidity/semanticTests/shifts/shift_right.sol

@@ -4,6 +4,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(uint256,uint256): 0x4266, 0x0 -> 0x4266
 // f(uint256,uint256): 0x4266, 0x8 -> 0x42

test/libsolidity/semanticTests/shifts/shift_right_assignment.sol

@@ -5,6 +5,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(uint256,uint256): 0x4266, 0x0 -> 0x4266
 // f(uint256,uint256): 0x4266, 0x8 -> 0x42

test/libsolidity/semanticTests/shifts/shift_right_assignment_signed.sol

@@ -5,6 +5,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(int256,int256): 0x4266, 0x0 -> 0x4266
 // f(int256,int256): 0x4266, 0x8 -> 0x42

test/libsolidity/semanticTests/shifts/shift_right_garbled_signed_v2.sol

@@ -18,6 +18,8 @@ contract C {
         return a >> b;
     }
 }
+// ====
+// compileViaYul: also
 // ----
 // f(int8,uint8): 0x00, 0x03 -> 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe
 // f(int8,uint8): 0x00, 0x04 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff

test/libsolidity/semanticTests/shifts/shift_right_garbled_v2.sol

@@ -10,6 +10,8 @@ contract C {
         return a >> b;
     }
 }
+// ====
+// compileViaYul: also
 // ----
 // f(uint8,uint8): 0x00, 0x04 -> 0x0f
 // f(uint8,uint8): 0x00, 0x1004 -> FAILURE

test/libsolidity/semanticTests/shifts/shift_right_negative_lvalue.sol

@@ -4,6 +4,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(int256,int256): -4266, 0 -> -4266
 // f(int256,int256): -4266, 1 -> -2133

test/libsolidity/semanticTests/shifts/shift_right_negative_lvalue_assignment.sol

@@ -5,6 +5,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(int256,int256): -4266, 0 -> -4266
 // f(int256,int256): -4266, 1 -> -2133

test/libsolidity/semanticTests/shifts/shift_right_negative_lvalue_int16.sol

@@ -4,6 +4,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(int16,int16): -4266, 0 -> -4266
 // f(int16,int16): -4266, 1 -> -2133

test/libsolidity/semanticTests/shifts/shift_right_negative_lvalue_int32.sol

@@ -4,6 +4,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(int32,int32): -4266, 0 -> -4266
 // f(int32,int32): -4266, 1 -> -2133

test/libsolidity/semanticTests/shifts/shift_right_negative_lvalue_int8.sol

@@ -4,6 +4,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(int8,int8): -66, 0 -> -66
 // f(int8,int8): -66, 1 -> -33

test/libsolidity/semanticTests/shifts/shift_right_negative_lvalue_signextend_int16_v2.sol

@@ -6,6 +6,8 @@ contract C {
         return a >> b;
     }
 }
+// ====
+// compileViaYul: also
 // ----
 // f(int16,int16): 0xff99, 0x00 -> FAILURE
 // f(int16,int16): 0xff99, 0x01 -> FAILURE

test/libsolidity/semanticTests/shifts/shift_right_negative_lvalue_signextend_int32_v2.sol

@@ -6,6 +6,8 @@ contract C {
         return a >> b;
     }
 }
+// ====
+// compileViaYul: also
 // ----
 // f(int32,int32): 0xffffff99, 0x00 -> FAILURE
 // f(int32,int32): 0xffffff99, 0x01 -> FAILURE

test/libsolidity/semanticTests/shifts/shift_right_negative_lvalue_signextend_int8_v2.sol

@@ -6,6 +6,8 @@ contract C {
         return a >> b;
     }
 }
+// ====
+// compileViaYul: also
 // ----
 // f(int8,int8): 0x99, 0x00 -> FAILURE
 // f(int8,int8): 0x99, 0x01 -> FAILURE

test/libsolidity/semanticTests/shifts/shift_right_uint32.sol

@@ -4,6 +4,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(uint32,uint32): 0x4266, 0x0 -> 0x4266
 // f(uint32,uint32): 0x4266, 0x8 -> 0x42

test/libsolidity/semanticTests/shifts/shift_right_uint8.sol

@@ -4,6 +4,8 @@ contract C {
     }
 }
 
+// ====
+// compileViaYul: also
 // ----
 // f(uint8,uint8): 0x66, 0x0 -> 0x66
 // f(uint8,uint8): 0x66, 0x8 -> 0x0

test/libsolidity/semanticTests/shifts/shift_signed_cleanup_amount.sol

@@ -0,0 +1,16 @@
+contract C {
+    function f(uint256 a, int8 b) public returns (uint256) {
+        assembly { b := 0xff }
+        return a << b;
+    }
+    function g(uint256 a, int8 b) public returns (uint256) {
+        assembly { b := 0xff }
+        return a >> b;
+    }
+}
+
+// ====
+// compileViaYul: also
+// ----
+// f(uint256,int8): 0x1234, 0x0 -> FAILURE
+// g(uint256,int8): 0x1234, 0x0 -> FAILURE