neon-scalar-saturating-add-sub.s 3.46 KB
// RUN: llvm-mc -triple aarch64-none-linux-gnu -mattr=+neon -show-encoding < %s | FileCheck %s

//------------------------------------------------------------------------------
// Scalar Integer Saturating Add (Signed)
//------------------------------------------------------------------------------
         sqadd b0, b1, b2
         sqadd h10, h11, h12
         sqadd s20, s21, s2
         sqadd d17, d31, d8

// CHECK: sqadd b0, b1, b2        // encoding: [0x20,0x0c,0x22,0x5e]
// CHECK: sqadd h10, h11, h12     // encoding: [0x6a,0x0d,0x6c,0x5e]
// CHECK: sqadd s20, s21, s2      // encoding: [0xb4,0x0e,0xa2,0x5e]
// CHECK: sqadd d17, d31, d8      // encoding: [0xf1,0x0f,0xe8,0x5e]

//------------------------------------------------------------------------------
// Scalar Integer Saturating Add (Unsigned)
//------------------------------------------------------------------------------
         uqadd b0, b1, b2
         uqadd h10, h11, h12
         uqadd s20, s21, s2
         uqadd d17, d31, d8

// CHECK: uqadd b0, b1, b2        // encoding: [0x20,0x0c,0x22,0x7e]
// CHECK: uqadd h10, h11, h12     // encoding: [0x6a,0x0d,0x6c,0x7e]
// CHECK: uqadd s20, s21, s2      // encoding: [0xb4,0x0e,0xa2,0x7e]
// CHECK: uqadd d17, d31, d8      // encoding: [0xf1,0x0f,0xe8,0x7e]

//------------------------------------------------------------------------------
// Scalar Integer Saturating Sub (Signed)
//------------------------------------------------------------------------------
         sqsub b0, b1, b2
         sqsub h10, h11, h12
         sqsub s20, s21, s2
         sqsub d17, d31, d8

// CHECK: sqsub b0, b1, b2        // encoding: [0x20,0x2c,0x22,0x5e]
// CHECK: sqsub h10, h11, h12     // encoding: [0x6a,0x2d,0x6c,0x5e]
// CHECK: sqsub s20, s21, s2      // encoding: [0xb4,0x2e,0xa2,0x5e]
// CHECK: sqsub d17, d31, d8      // encoding: [0xf1,0x2f,0xe8,0x5e]

//------------------------------------------------------------------------------
// Scalar Integer Saturating Sub (Unsigned)
//------------------------------------------------------------------------------
         uqsub b0, b1, b2
         uqsub h10, h11, h12
         uqsub s20, s21, s2
         uqsub d17, d31, d8

// CHECK: uqsub b0, b1, b2        // encoding: [0x20,0x2c,0x22,0x7e]
// CHECK: uqsub h10, h11, h12     // encoding: [0x6a,0x2d,0x6c,0x7e]
// CHECK: uqsub s20, s21, s2      // encoding: [0xb4,0x2e,0xa2,0x7e]
// CHECK: uqsub d17, d31, d8      // encoding: [0xf1,0x2f,0xe8,0x7e]

//----------------------------------------------------------------------
// Signed Saturating Accumulated of Unsigned Value
//----------------------------------------------------------------------

    suqadd b19, b14
    suqadd h20, h15
    suqadd s21, s12
    suqadd d18, d22

// CHECK: suqadd b19, b14    // encoding: [0xd3,0x39,0x20,0x5e]
// CHECK: suqadd h20, h15    // encoding: [0xf4,0x39,0x60,0x5e]
// CHECK: suqadd s21, s12    // encoding: [0x95,0x39,0xa0,0x5e]
// CHECK: suqadd d18, d22    // encoding: [0xd2,0x3a,0xe0,0x5e]

//----------------------------------------------------------------------
// Unsigned Saturating Accumulated of Signed Value
//----------------------------------------------------------------------

    usqadd b19, b14
    usqadd h20, h15
    usqadd s21, s12
    usqadd d18, d22

// CHECK: usqadd b19, b14    // encoding: [0xd3,0x39,0x20,0x7e]
// CHECK: usqadd h20, h15    // encoding: [0xf4,0x39,0x60,0x7e]
// CHECK: usqadd s21, s12    // encoding: [0x95,0x39,0xa0,0x7e]
// CHECK: usqadd d18, d22    // encoding: [0xd2,0x3a,0xe0,0x7e]