shifts-to-llvm.mlir 5.35 KB
// RUN: mlir-opt -convert-spirv-to-llvm %s | FileCheck %s

//===----------------------------------------------------------------------===//
// spv.ShiftRightArithmetic
//===----------------------------------------------------------------------===//

func @shift_right_arithmetic_scalar(%arg0: i32, %arg1: si32, %arg2 : i16, %arg3 : ui16) {
	// CHECK: %{{.*}} = llvm.ashr %{{.*}}, %{{.*}} : !llvm.i32
	%0 = spv.ShiftRightArithmetic %arg0, %arg0 : i32, i32

    // CHECK: %{{.*}} = llvm.ashr %{{.*}}, %{{.*}} : !llvm.i32
	%1 = spv.ShiftRightArithmetic %arg0, %arg1 : i32, si32

    // CHECK: %[[EXT1:.*]] = llvm.sext %{{.*}} : !llvm.i16 to !llvm.i32
    // CHECK: %{{.*}} = llvm.ashr %{{.*}}, %[[EXT1:.*]]: !llvm.i32
	%2 = spv.ShiftRightArithmetic %arg0, %arg2 : i32, i16

    // CHECK: %[[EXT2:.*]] = llvm.zext %{{.*}} : !llvm.i16 to !llvm.i32
    // CHECK: %{{.*}} = llvm.ashr %{{.*}}, %[[EXT2:.*]]: !llvm.i32
	%3 = spv.ShiftRightArithmetic %arg0, %arg3 : i32, ui16
	return
}

func @shift_right_arithmetic_vector(%arg0: vector<4xi64>, %arg1: vector<4xui64>, %arg2: vector<4xi32>, %arg3: vector<4xui32>) {
	// CHECK: %{{.*}} = llvm.ashr %{{.*}}, %{{.*}} : !llvm<"<4 x i64>">
	%0 = spv.ShiftRightArithmetic %arg0, %arg0 : vector<4xi64>, vector<4xi64>

    // CHECK: %{{.*}} = llvm.ashr %{{.*}}, %{{.*}} : !llvm<"<4 x i64>">
	%1 = spv.ShiftRightArithmetic %arg0, %arg1 : vector<4xi64>, vector<4xui64>

    // CHECK: %[[EXT1:.*]] = llvm.sext %{{.*}} : !llvm<"<4 x i32>"> to !llvm<"<4 x i64>">
    // CHECK: %{{.*}} = llvm.ashr %{{.*}}, %[[EXT1:.*]]: !llvm<"<4 x i64>">
	%2 = spv.ShiftRightArithmetic %arg0, %arg2 : vector<4xi64>,  vector<4xi32>

    // CHECK: %[[EXT2:.*]] = llvm.zext %{{.*}} : !llvm<"<4 x i32>"> to !llvm<"<4 x i64>">
    // CHECK: %{{.*}} = llvm.ashr %{{.*}}, %[[EXT2:.*]]: !llvm<"<4 x i64>">
	%3 = spv.ShiftRightArithmetic %arg0, %arg3 : vector<4xi64>, vector<4xui32>
	return
}

//===----------------------------------------------------------------------===//
// spv.ShiftRightLogical
//===----------------------------------------------------------------------===//

func @shift_right_logical_scalar(%arg0: i32, %arg1: si32, %arg2 : si16, %arg3 : ui16) {
	// CHECK: %{{.*}} = llvm.lshr %{{.*}}, %{{.*}} : !llvm.i32
	%0 = spv.ShiftRightLogical %arg0, %arg0 : i32, i32

    // CHECK: %{{.*}} = llvm.lshr %{{.*}}, %{{.*}} : !llvm.i32
	%1 = spv.ShiftRightLogical %arg0, %arg1 : i32, si32

    // CHECK: %[[EXT1:.*]] = llvm.sext %{{.*}} : !llvm.i16 to !llvm.i32
    // CHECK: %{{.*}} = llvm.lshr %{{.*}}, %[[EXT1:.*]]: !llvm.i32
	%2 = spv.ShiftRightLogical %arg0, %arg2 : i32, si16

    // CHECK: %[[EXT2:.*]] = llvm.zext %{{.*}} : !llvm.i16 to !llvm.i32
    // CHECK: %{{.*}} = llvm.lshr %{{.*}}, %[[EXT2:.*]]: !llvm.i32
	%3 = spv.ShiftRightLogical %arg0, %arg3 : i32, ui16
	return
}

func @shift_right_logical_vector(%arg0: vector<4xi64>, %arg1: vector<4xsi64>, %arg2: vector<4xi32>, %arg3: vector<4xui32>) {
	// CHECK: %{{.*}} = llvm.lshr %{{.*}}, %{{.*}} : !llvm<"<4 x i64>">
	%0 = spv.ShiftRightLogical %arg0, %arg0 : vector<4xi64>, vector<4xi64>

    // CHECK: %{{.*}} = llvm.lshr %{{.*}}, %{{.*}} : !llvm<"<4 x i64>">
	%1 = spv.ShiftRightLogical %arg0, %arg1 : vector<4xi64>, vector<4xsi64>

    // CHECK: %[[EXT1:.*]] = llvm.sext %{{.*}} : !llvm<"<4 x i32>"> to !llvm<"<4 x i64>">
    // CHECK: %{{.*}} = llvm.lshr %{{.*}}, %[[EXT1:.*]]: !llvm<"<4 x i64>">
	%2 = spv.ShiftRightLogical %arg0, %arg2 : vector<4xi64>,  vector<4xi32>

    // CHECK: %[[EXT2:.*]] = llvm.zext %{{.*}} : !llvm<"<4 x i32>"> to !llvm<"<4 x i64>">
    // CHECK: %{{.*}} = llvm.lshr %{{.*}}, %[[EXT2:.*]]: !llvm<"<4 x i64>">
	%3 = spv.ShiftRightLogical %arg0, %arg3 : vector<4xi64>, vector<4xui32>
	return
}

//===----------------------------------------------------------------------===//
// spv.ShiftLeftLogical
//===----------------------------------------------------------------------===//

func @shift_left_logical_scalar(%arg0: i32, %arg1: si32, %arg2 : i16, %arg3 : ui16) {
	// CHECK: %{{.*}} = llvm.shl %{{.*}}, %{{.*}} : !llvm.i32
	%0 = spv.ShiftLeftLogical %arg0, %arg0 : i32, i32

    // CHECK: %{{.*}} = llvm.shl %{{.*}}, %{{.*}} : !llvm.i32
	%1 = spv.ShiftLeftLogical %arg0, %arg1 : i32, si32

    // CHECK: %[[EXT1:.*]] = llvm.sext %{{.*}} : !llvm.i16 to !llvm.i32
    // CHECK: %{{.*}} = llvm.shl %{{.*}}, %[[EXT1:.*]]: !llvm.i32
	%2 = spv.ShiftLeftLogical %arg0, %arg2 : i32, i16

    // CHECK: %[[EXT2:.*]] = llvm.zext %{{.*}} : !llvm.i16 to !llvm.i32
    // CHECK: %{{.*}} = llvm.shl %{{.*}}, %[[EXT2:.*]]: !llvm.i32
	%3 = spv.ShiftLeftLogical %arg0, %arg3 : i32, ui16
	return
}

func @shift_left_logical_vector(%arg0: vector<4xi64>, %arg1: vector<4xsi64>, %arg2: vector<4xi32>, %arg3: vector<4xui32>) {
	// CHECK: %{{.*}} = llvm.shl %{{.*}}, %{{.*}} : !llvm<"<4 x i64>">
	%0 = spv.ShiftLeftLogical %arg0, %arg0 : vector<4xi64>, vector<4xi64>

    // CHECK: %{{.*}} = llvm.shl %{{.*}}, %{{.*}} : !llvm<"<4 x i64>">
	%1 = spv.ShiftLeftLogical %arg0, %arg1 : vector<4xi64>, vector<4xsi64>

    // CHECK: %[[EXT1:.*]] = llvm.sext %{{.*}} : !llvm<"<4 x i32>"> to !llvm<"<4 x i64>">
    // CHECK: %{{.*}} = llvm.shl %{{.*}}, %[[EXT1:.*]]: !llvm<"<4 x i64>">
	%2 = spv.ShiftLeftLogical %arg0, %arg2 : vector<4xi64>,  vector<4xi32>

    // CHECK: %[[EXT2:.*]] = llvm.zext %{{.*}} : !llvm<"<4 x i32>"> to !llvm<"<4 x i64>">
    // CHECK: %{{.*}} = llvm.shl %{{.*}}, %[[EXT2:.*]]: !llvm<"<4 x i64>">
	%3 = spv.ShiftLeftLogical %arg0, %arg3 : vector<4xi64>, vector<4xui32>
	return
}