test/CodeGen/WebAssembly/simd-extending-convert.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mattr=+simd128 | FileCheck %s

; TODO: These tests should check that floating point conversions select
; extending instructions where possible

target triple = "wasm32-unknown-unknown"

define <4 x float> @extend_to_float_low_i16x8_u(<8 x i16> %x) {
; CHECK-LABEL: extend_to_float_low_i16x8_u:
; CHECK:         .functype extend_to_float_low_i16x8_u (v128) -> (v128)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    local.get 0
; CHECK-NEXT:    i32x4.extend_low_i16x8_u
; CHECK-NEXT:    f32x4.convert_i32x4_u
; CHECK-NEXT:    # fallthrough-return
  %low = shufflevector <8 x i16> %x, <8 x i16> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
  %extended = uitofp <4 x i16> %low to <4 x float>
  ret <4 x float> %extended
}

define <4 x float> @extend_to_float_high_i16x8_u(<8 x i16> %x) {
; CHECK-LABEL: extend_to_float_high_i16x8_u:
; CHECK:         .functype extend_to_float_high_i16x8_u (v128) -> (v128)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    local.get 0
; CHECK-NEXT:    i32x4.extend_high_i16x8_u
; CHECK-NEXT:    f32x4.convert_i32x4_u
; CHECK-NEXT:    # fallthrough-return
  %high = shufflevector <8 x i16> %x, <8 x i16> undef, <4 x i32> <i32 4, i32 5, i32 6, i32 7>
  %extended = uitofp <4 x i16> %high to <4 x float>
  ret <4 x float> %extended
}

define <4 x float> @extend_to_float_low_i8x16_u(<8 x i8> %x) {
; CHECK-LABEL: extend_to_float_low_i8x16_u:
; CHECK:         .functype extend_to_float_low_i8x16_u (v128) -> (v128)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    local.get 0
; CHECK-NEXT:    i16x8.extend_low_i8x16_u
; CHECK-NEXT:    i32x4.extend_low_i16x8_u
; CHECK-NEXT:    f32x4.convert_i32x4_u
; CHECK-NEXT:    # fallthrough-return
  %low = shufflevector <8 x i8> %x, <8 x i8> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
  %extended = uitofp <4 x i8> %low to <4 x float>
  ret <4 x float> %extended
}

define <4 x float> @extend_to_float_high_i8x16_u(<8 x i8> %x) {
; CHECK-LABEL: extend_to_float_high_i8x16_u:
; CHECK:         .functype extend_to_float_high_i8x16_u (v128) -> (v128)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    local.get 0
; CHECK-NEXT:    local.get 0
; CHECK-NEXT:    i8x16.shuffle 4, 5, 6, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
; CHECK-NEXT:    i16x8.extend_low_i8x16_u
; CHECK-NEXT:    i32x4.extend_low_i16x8_u
; CHECK-NEXT:    f32x4.convert_i32x4_u
; CHECK-NEXT:    # fallthrough-return
  %high = shufflevector <8 x i8> %x, <8 x i8> undef, <4 x i32> <i32 4, i32 5, i32 6, i32 7>
  %extended = uitofp <4 x i8> %high to <4 x float>
  ret <4 x float> %extended
}

define <4 x float> @extend_to_float_low_i16x8_s(<8 x i16> %x) {
; CHECK-LABEL: extend_to_float_low_i16x8_s:
; CHECK:         .functype extend_to_float_low_i16x8_s (v128) -> (v128)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    local.get 0
; CHECK-NEXT:    i32x4.extend_low_i16x8_s
; CHECK-NEXT:    f32x4.convert_i32x4_s
; CHECK-NEXT:    # fallthrough-return
  %low = shufflevector <8 x i16> %x, <8 x i16> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
  %extended = sitofp <4 x i16> %low to <4 x float>
  ret <4 x float> %extended
}

define <4 x float> @extend_to_float_high_i16x8_s(<8 x i16> %x) {
; CHECK-LABEL: extend_to_float_high_i16x8_s:
; CHECK:         .functype extend_to_float_high_i16x8_s (v128) -> (v128)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    local.get 0
; CHECK-NEXT:    i32x4.extend_high_i16x8_s
; CHECK-NEXT:    f32x4.convert_i32x4_s
; CHECK-NEXT:    # fallthrough-return
  %high = shufflevector <8 x i16> %x, <8 x i16> undef, <4 x i32> <i32 4, i32 5, i32 6, i32 7>
  %extended = sitofp <4 x i16> %high to <4 x float>
  ret <4 x float> %extended
}

define <4 x float> @extend_to_float_low_i8x16_s(<8 x i8> %x) {
; CHECK-LABEL: extend_to_float_low_i8x16_s:
; CHECK:         .functype extend_to_float_low_i8x16_s (v128) -> (v128)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    local.get 0
; CHECK-NEXT:    i16x8.extend_low_i8x16_s
; CHECK-NEXT:    i32x4.extend_low_i16x8_s
; CHECK-NEXT:    f32x4.convert_i32x4_s
; CHECK-NEXT:    # fallthrough-return
  %low = shufflevector <8 x i8> %x, <8 x i8> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
  %extended = sitofp <4 x i8> %low to <4 x float>
  ret <4 x float> %extended
}

define <4 x float> @extend_to_float_high_i8x16_s(<8 x i8> %x) {
; CHECK-LABEL: extend_to_float_high_i8x16_s:
; CHECK:         .functype extend_to_float_high_i8x16_s (v128) -> (v128)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    local.get 0
; CHECK-NEXT:    local.get 0
; CHECK-NEXT:    i8x16.shuffle 4, 5, 6, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
; CHECK-NEXT:    i16x8.extend_low_i8x16_s
; CHECK-NEXT:    i32x4.extend_low_i16x8_s
; CHECK-NEXT:    f32x4.convert_i32x4_s
; CHECK-NEXT:    # fallthrough-return
  %high = shufflevector <8 x i8> %x, <8 x i8> undef, <4 x i32> <i32 4, i32 5, i32 6, i32 7>
  %extended = sitofp <4 x i8> %high to <4 x float>
  ret <4 x float> %extended
}

define <2 x double> @extend_to_double_low_i32x4_u(<4 x i32> %x) {
; CHECK-LABEL: extend_to_double_low_i32x4_u:
; CHECK:         .functype extend_to_double_low_i32x4_u (v128) -> (v128)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    local.get 0
; CHECK-NEXT:    f64x2.convert_low_i32x4_u
; CHECK-NEXT:    # fallthrough-return
  %low = shufflevector <4 x i32> %x, <4 x i32> undef, <2 x i32> <i32 0, i32 1>
  %extended = uitofp <2 x i32> %low to <2 x double>
  ret <2 x double> %extended
}

define <2 x double> @extend_to_double_low_i16x4_u(<4 x i16> %x) {
; CHECK-LABEL: extend_to_double_low_i16x4_u:
; CHECK:         .functype extend_to_double_low_i16x4_u (v128) -> (v128)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    local.get 0
; CHECK-NEXT:    i32x4.extend_low_i16x8_u
; CHECK-NEXT:    f64x2.convert_low_i32x4_u
; CHECK-NEXT:    # fallthrough-return
  %low = shufflevector <4 x i16> %x, <4 x i16> undef, <2 x i32> <i32 0, i32 1>
  %extended = uitofp <2 x i16> %low to <2 x double>
  ret <2 x double> %extended
}