llvm/test/CodeGen/WebAssembly/simd.ll

; RUN: llc < %s -disable-wasm-fallthrough-return-opt -disable-wasm-explicit-locals -wasm-enable-unimplemented-simd -mattr=+simd128,+sign-ext --show-mc-encoding | FileCheck %s --check-prefixes CHECK,SIMD128
; RUN: llc < %s -disable-wasm-fallthrough-return-opt -disable-wasm-explicit-locals -mattr=+simd128,+sign-ext --show-mc-encoding | FileCheck %s --check-prefixes CHECK,SIMD128-VM
; RUN: llc < %s -disable-wasm-fallthrough-return-opt -disable-wasm-explicit-locals -mattr=-simd128,+sign-ext --show-mc-encoding | FileCheck %s --check-prefixes CHECK,NO-SIMD128

; Test that basic SIMD128 vector manipulation operations assemble as expected.

target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
target triple = "wasm32-unknown-unknown"

; ==============================================================================
; 16 x i8
; ==============================================================================
; CHECK-LABEL: const_v16i8:
; NO-SIMD128-NOT: i8x16
; SIMD128: .result v128{{$}}
; SIMD128: v128.const $push0=,
; SIMD128-SAME: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
; SIMD128-SAME: # encoding: [0xfd,0x00,
; SIMD128-SAME: 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,
; SIMD128-SAME: 0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f]{{$}}
define <16 x i8> @const_v16i8() {
  ret <16 x i8> <i8 00, i8 01, i8 02, i8 03, i8 04, i8 05, i8 06, i8 07,
                 i8 08, i8 09, i8 10, i8 11, i8 12, i8 13, i8 14, i8 15>
}

; CHECK-LABEL: splat_v16i8:
; NO-SIMD128-NOT: i8x16
; SIMD128: .param i32{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: i8x16.splat $push0=, $0 # encoding: [0xfd,0x03]{{$}}
; SIMD128: return $pop0 # encoding: [0x0f]{{$}}
define <16 x i8> @splat_v16i8(i8 %x) {
  %v = insertelement <16 x i8> undef, i8 %x, i32 0
  %res = shufflevector <16 x i8> %v, <16 x i8> undef,
    <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0,
                i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
  ret <16 x i8> %res
}

; CHECK-LABEL: extract_v16i8_s:
; NO-SIMD128-NOT: i8x16
; SIMD128: .param v128{{$}}
; SIMD128: .result i32{{$}}
; SIMD128: i8x16.extract_lane_s $push0=, $0, 13 # encoding: [0xfd,0x09,0x0d]{{$}}
; SIMD128: return $pop0 #
define i32 @extract_v16i8_s(<16 x i8> %v) {
  %elem = extractelement <16 x i8> %v, i8 13
  %a = sext i8 %elem to i32
  ret i32 %a
}

; CHECK-LABEL: extract_v16i8_u:
; NO-SIMD128-NOT: i8x16
; SIMD128: .param v128{{$}}
; SIMD128: .result i32{{$}}
; SIMD128: i8x16.extract_lane_u $push0=, $0, 13 # encoding: [0xfd,0x0a,0x0d]{{$}}
; SIMD128: return $pop0 #
define i32 @extract_v16i8_u(<16 x i8> %v) {
  %elem = extractelement <16 x i8> %v, i8 13
  %a = zext i8 %elem to i32
  ret i32 %a
}

; CHECK-LABEL: extract_v16i8:
; NO-SIMD128-NOT: i8x16
; SIMD128: .param v128{{$}}
; SIMD128: .result i32{{$}}
; SIMD128: i8x16.extract_lane_u $push0=, $0, 13 # encoding: [0xfd,0x0a,0x0d]{{$}}
; SIMD128: return $pop0 #
define i8 @extract_v16i8(<16 x i8> %v) {
  %elem = extractelement <16 x i8> %v, i8 13
  ret i8 %elem
}

; CHECK-LABEL: replace_v16i8:
; NO-SIMD128-NOT: i8x16
; SIMD128: .param v128, i32{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: i8x16.replace_lane $push0=, $0, 11, $1 # encoding: [0xfd,0x11,0x0b]{{$}}
; SIMD128: return $pop0 # encoding: [0x0f]{{$}}
define <16 x i8> @replace_v16i8(<16 x i8> %v, i8 %x) {
  %res = insertelement <16 x i8> %v, i8 %x, i32 11
  ret <16 x i8> %res
}

; CHECK-LABEL: build_v16i8:
; NO-SIMD128-NOT: i8x16
; SIMD128: .param i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: i8x16.splat $push0=, $0 # encoding: [0xfd,0x03]
; SIMD128: i8x16.replace_lane $push1=, $pop0, 1, $1 # encoding: [0xfd,0x11,0x01]
; SIMD128: i8x16.replace_lane $push2=, $pop1, 2, $2 # encoding: [0xfd,0x11,0x02]
; SIMD128: i8x16.replace_lane $push3=, $pop2, 3, $3 # encoding: [0xfd,0x11,0x03]
; SIMD128: i8x16.replace_lane $push4=, $pop3, 4, $4 # encoding: [0xfd,0x11,0x04]
; SIMD128: i8x16.replace_lane $push5=, $pop4, 5, $5 # encoding: [0xfd,0x11,0x05]
; SIMD128: i8x16.replace_lane $push6=, $pop5, 6, $6 # encoding: [0xfd,0x11,0x06]
; SIMD128: i8x16.replace_lane $push7=, $pop6, 7, $7 # encoding: [0xfd,0x11,0x07]
; SIMD128: i8x16.replace_lane $push8=, $pop7, 8, $8 # encoding: [0xfd,0x11,0x08]
; SIMD128: i8x16.replace_lane $push9=, $pop8, 9, $9 # encoding: [0xfd,0x11,0x09]
; SIMD128: i8x16.replace_lane $push10=, $pop9, 10, $10 # encoding: [0xfd,0x11,0x0a]
; SIMD128: i8x16.replace_lane $push11=, $pop10, 11, $11 # encoding: [0xfd,0x11,0x0b]
; SIMD128: i8x16.replace_lane $push12=, $pop11, 12, $12 # encoding: [0xfd,0x11,0x0c]
; SIMD128: i8x16.replace_lane $push13=, $pop12, 13, $13 # encoding: [0xfd,0x11,0x0d]
; SIMD128: i8x16.replace_lane $push14=, $pop13, 14, $14 # encoding: [0xfd,0x11,0x0e]
; SIMD128: i8x16.replace_lane $push15=, $pop14, 15, $15 # encoding: [0xfd,0x11,0x0f]
; SIMD128: return $pop15 # encoding: [0x0f]
define <16 x i8> @build_v16i8(i8 %x0, i8 %x1, i8 %x2, i8 %x3,
                              i8 %x4, i8 %x5, i8 %x6, i8 %x7,
                              i8 %x8, i8 %x9, i8 %x10, i8 %x11,
                              i8 %x12, i8 %x13, i8 %x14, i8 %x15) {
  %t0 = insertelement <16 x i8> undef, i8 %x0, i32 0
  %t1 = insertelement <16 x i8> %t0, i8 %x1, i32 1
  %t2 = insertelement <16 x i8> %t1, i8 %x2, i32 2
  %t3 = insertelement <16 x i8> %t2, i8 %x3, i32 3
  %t4 = insertelement <16 x i8> %t3, i8 %x4, i32 4
  %t5 = insertelement <16 x i8> %t4, i8 %x5, i32 5
  %t6 = insertelement <16 x i8> %t5, i8 %x6, i32 6
  %t7 = insertelement <16 x i8> %t6, i8 %x7, i32 7
  %t8 = insertelement <16 x i8> %t7, i8 %x8, i32 8
  %t9 = insertelement <16 x i8> %t8, i8 %x9, i32 9
  %t10 = insertelement <16 x i8> %t9, i8 %x10, i32 10
  %t11 = insertelement <16 x i8> %t10, i8 %x11, i32 11
  %t12 = insertelement <16 x i8> %t11, i8 %x12, i32 12
  %t13 = insertelement <16 x i8> %t12, i8 %x13, i32 13
  %t14 = insertelement <16 x i8> %t13, i8 %x14, i32 14
  %res = insertelement <16 x i8> %t14, i8 %x15, i32 15
  ret <16 x i8> %res
}

; ==============================================================================
; 8 x i16
; ==============================================================================
; CHECK-LABEL: const_v8i16:
; NO-SIMD128-NOT: i16x8
; SIMD128: .result v128{{$}}
; SIMD128: v128.const $push0=, 256, 770, 1284, 1798, 2312, 2826, 3340, 3854
; SIMD128-SAME: # encoding: [0xfd,0x00,
; SIMD128-SAME: 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,
; SIMD128-SAME: 0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f]{{$}}
define <8 x i16> @const_v8i16() {
  ret <8 x i16> <i16 256, i16 770, i16 1284, i16 1798,
                 i16 2312, i16 2826, i16 3340, i16 3854>
}

; CHECK-LABEL: splat_v8i16:
; NO-SIMD128-NOT: i16x8
; SIMD128: .param i32{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: i16x8.splat $push0=, $0 # encoding: [0xfd,0x04]{{$}}
; SIMD128: return $pop0 # encoding: [0x0f]{{$}}
define <8 x i16> @splat_v8i16(i16 %x) {
  %v = insertelement <8 x i16> undef, i16 %x, i32 0
  %res = shufflevector <8 x i16> %v, <8 x i16> undef,
    <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
  ret <8 x i16> %res
}

; CHECK-LABEL: extract_v8i16_s:
; NO-SIMD128-NOT: i16x8
; SIMD128: .param v128{{$}}
; SIMD128: .result i32{{$}}
; SIMD128: i16x8.extract_lane_s $push0=, $0, 5 # encoding: [0xfd,0x0b,0x05]{{$}}
; SIMD128: return $pop0 #
define i32 @extract_v8i16_s(<8 x i16> %v) {
  %elem = extractelement <8 x i16> %v, i16 5
  %a = sext i16 %elem to i32
  ret i32 %a
}

; CHECK-LABEL: extract_v8i16_u:
; NO-SIMD128-NOT: i16x8
; SIMD128: .param v128{{$}}
; SIMD128: .result i32{{$}}
; SIMD128: i16x8.extract_lane_u $push0=, $0, 5 # encoding: [0xfd,0x0c,0x05]{{$}}
; SIMD128: return $pop0 #
define i32 @extract_v8i16_u(<8 x i16> %v) {
  %elem = extractelement <8 x i16> %v, i16 5
  %a = zext i16 %elem to i32
  ret i32 %a
}

; CHECK-LABEL: extract_v8i16:
; NO-SIMD128-NOT: i16x8
; SIMD128: .param v128{{$}}
; SIMD128: .result i32{{$}}
; SIMD128: i16x8.extract_lane_u $push0=, $0, 5 # encoding: [0xfd,0x0c,0x05]{{$}}
; SIMD128: return $pop0 #
define i16 @extract_v8i16(<8 x i16> %v) {
  %elem = extractelement <8 x i16> %v, i16 5
  ret i16 %elem
}

; CHECK-LABEL: replace_v8i16:
; NO-SIMD128-NOT: i16x8
; SIMD128: .param v128, i32{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: i16x8.replace_lane $push0=, $0, 7, $1 # encoding: [0xfd,0x12,0x07]{{$}}
; SIMD128: return $pop0 # encoding: [0x0f]{{$}}
define <8 x i16> @replace_v8i16(<8 x i16> %v, i16 %x) {
  %res = insertelement <8 x i16> %v, i16 %x, i32 7
  ret <8 x i16> %res
}

; CHECK-LABEL: build_v8i16:
; NO-SIMD128-NOT: i16x8
; SIMD128: .param i32, i32, i32, i32, i32, i32, i32, i32{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: i16x8.splat $push0=, $0 # encoding: [0xfd,0x04]
; SIMD128: i16x8.replace_lane $push1=, $pop0, 1, $1 # encoding: [0xfd,0x12,0x01]
; SIMD128: i16x8.replace_lane $push2=, $pop1, 2, $2 # encoding: [0xfd,0x12,0x02]
; SIMD128: i16x8.replace_lane $push3=, $pop2, 3, $3 # encoding: [0xfd,0x12,0x03]
; SIMD128: i16x8.replace_lane $push4=, $pop3, 4, $4 # encoding: [0xfd,0x12,0x04]
; SIMD128: i16x8.replace_lane $push5=, $pop4, 5, $5 # encoding: [0xfd,0x12,0x05]
; SIMD128: i16x8.replace_lane $push6=, $pop5, 6, $6 # encoding: [0xfd,0x12,0x06]
; SIMD128: i16x8.replace_lane $push7=, $pop6, 7, $7 # encoding: [0xfd,0x12,0x07]
; SIMD128: return $pop7 # encoding: [0x0f]
define <8 x i16> @build_v8i16(i16 %x0, i16 %x1, i16 %x2, i16 %x3,
                              i16 %x4, i16 %x5, i16 %x6, i16 %x7) {
  %t0 = insertelement <8 x i16> undef, i16 %x0, i32 0
  %t1 = insertelement <8 x i16> %t0, i16 %x1, i32 1
  %t2 = insertelement <8 x i16> %t1, i16 %x2, i32 2
  %t3 = insertelement <8 x i16> %t2, i16 %x3, i32 3
  %t4 = insertelement <8 x i16> %t3, i16 %x4, i32 4
  %t5 = insertelement <8 x i16> %t4, i16 %x5, i32 5
  %t6 = insertelement <8 x i16> %t5, i16 %x6, i32 6
  %res = insertelement <8 x i16> %t6, i16 %x7, i32 7
  ret <8 x i16> %res
}

; ==============================================================================
; 4 x i32
; ==============================================================================
; CHECK-LABEL: const_v4i32:
; NO-SIMD128-NOT: i32x4
; SIMD128: .result v128{{$}}
; SIMD128: v128.const $push0=, 50462976, 117835012, 185207048, 252579084
; SIMD128-SAME: # encoding: [0xfd,0x00,
; SIMD128-SAME: 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,
; SIMD128-SAME: 0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f]{{$}}
define <4 x i32> @const_v4i32() {
  ret <4 x i32> <i32 50462976, i32 117835012, i32 185207048, i32 252579084>
}

; CHECK-LABEL: splat_v4i32:
; NO-SIMD128-NOT: i32x4
; SIMD128: .param i32{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: i32x4.splat $push0=, $0 # encoding: [0xfd,0x05]{{$}}
; SIMD128: return $pop0 # encoding: [0x0f]{{$}}
define <4 x i32> @splat_v4i32(i32 %x) {
  %v = insertelement <4 x i32> undef, i32 %x, i32 0
  %res = shufflevector <4 x i32> %v, <4 x i32> undef,
    <4 x i32> <i32 0, i32 0, i32 0, i32 0>
  ret <4 x i32> %res
}

; CHECK-LABEL: extract_v4i32:
; NO-SIMD128-NOT: i32x4
; SIMD128: .param v128{{$}}
; SIMD128: .result i32{{$}}
; SIMD128: i32x4.extract_lane $push0=, $0, 3 # encoding: [0xfd,0x0d,0x03]{{$}}
; SIMD128: return $pop0 #
define i32 @extract_v4i32(<4 x i32> %v) {
  %elem = extractelement <4 x i32> %v, i32 3
  ret i32 %elem
}

; CHECK-LABEL: replace_v4i32:
; NO-SIMD128-NOT: i32x4
; SIMD128: .param v128, i32{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: i32x4.replace_lane $push0=, $0, 2, $1 # encoding: [0xfd,0x13,0x02]{{$}}
; SIMD128: return $pop0 # encoding: [0x0f]{{$}}
define <4 x i32> @replace_v4i32(<4 x i32> %v, i32 %x) {
  %res = insertelement <4 x i32> %v, i32 %x, i32 2
  ret <4 x i32> %res
}

; CHECK-LABEL: build_v4i32:
; NO-SIMD128-NOT: i32x4
; SIMD128: .param i32, i32, i32, i32{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: i32x4.splat $push0=, $0 # encoding: [0xfd,0x05]
; SIMD128: i32x4.replace_lane $push1=, $pop0, 1, $1 # encoding: [0xfd,0x13,0x01]
; SIMD128: i32x4.replace_lane $push2=, $pop1, 2, $2 # encoding: [0xfd,0x13,0x02]
; SIMD128: i32x4.replace_lane $push3=, $pop2, 3, $3 # encoding: [0xfd,0x13,0x03]
; SIMD128: return $pop3 # encoding: [0x0f]
define <4 x i32> @build_v4i32(i32 %x0, i32 %x1, i32 %x2, i32 %x3) {
  %t0 = insertelement <4 x i32> undef, i32 %x0, i32 0
  %t1 = insertelement <4 x i32> %t0, i32 %x1, i32 1
  %t2 = insertelement <4 x i32> %t1, i32 %x2, i32 2
  %res = insertelement <4 x i32> %t2, i32 %x3, i32 3
  ret <4 x i32> %res
}

; ==============================================================================
; 2 x i64
; ==============================================================================
; CHECK-LABEL: const_v2i64:
; NO-SIMD128-NOT: i64x2
; SIMD128-VM-NOT: i64x2
; SIMD128: .result v128{{$}}
; SIMD128: v128.const $push0=, 506097522914230528, 1084818905618843912
; SIMD128-SAME: # encoding: [0xfd,0x00,
; SIMD128-SAME: 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,
; SIMD128-SAME: 0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f]{{$}}
define <2 x i64> @const_v2i64() {
  ret <2 x i64> <i64 506097522914230528, i64 1084818905618843912>
}

; CHECK-LABEL: splat_v2i64:
; NO-SIMD128-NOT: i64x2
; SIMD128-VM-NOT: i64x2
; SIMD128: .param i64{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: i64x2.splat $push0=, $0 # encoding: [0xfd,0x06]{{$}}
; SIMD128: return $pop0 # encoding: [0x0f]{{$}}
define <2 x i64> @splat_v2i64(i64 %x) {
  %t1 = insertelement <2 x i64> zeroinitializer, i64 %x, i32 0
  %res = insertelement <2 x i64> %t1, i64 %x, i32 1
  ret <2 x i64> %res
}

; CHECK-LABEL: extract_v2i64:
; NO-SIMD128-NOT: i64x2
; SIMD128-VM-NOT: i64x2
; SIMD128: .param v128{{$}}
; SIMD128: .result i64{{$}}
; SIMD128: i64x2.extract_lane $push0=, $0, 1 # encoding: [0xfd,0x0e,0x01]{{$}}
; SIMD128: return $pop0 #
define i64 @extract_v2i64(<2 x i64> %v) {
  %elem = extractelement <2 x i64> %v, i64 1
  ret i64 %elem
}

; CHECK-LABEL: replace_v2i64:
; NO-SIMD128-NOT: i64x2
; SIMD128-VM-NOT: i64x2
; SIMD128: .param v128, i64{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: i64x2.replace_lane $push0=, $0, 0, $1 # encoding: [0xfd,0x14,0x00]{{$}}
; SIMD128: return $pop0 # encoding: [0x0f]{{$}}
define <2 x i64> @replace_v2i64(<2 x i64> %v, i64 %x) {
  %res = insertelement <2 x i64> %v, i64 %x, i32 0
  ret <2 x i64> %res
}

; CHECK-LABEL: build_v2i64:
; NO-SIMD128-NOT: i64x2
; SIMD128-VM-NOT: i64x2
; SIMD128: .param i64, i64{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: i64x2.splat $push0=, $0 # encoding: [0xfd,0x06]
; SIMD128: i64x2.replace_lane $push1=, $pop0, 1, $1 # encoding: [0xfd,0x14,0x01]
; SIMD128: return $pop1 # encoding: [0x0f]
define <2 x i64> @build_v2i64(i64 %x0, i64 %x1) {
  %t0 = insertelement <2 x i64> undef, i64 %x0, i32 0
  %res = insertelement <2 x i64> %t0, i64 %x1, i32 1
  ret <2 x i64> %res
}

; ==============================================================================
; 4 x f32
; ==============================================================================
; CHECK-LABEL: const_v4f32:
; NO-SIMD128-NOT: f32x4
; SIMD128: .result v128{{$}}
; SIMD128: v128.const $push0=,
; SIMD128-SAME: 0x1.0402p-121, 0x1.0c0a08p-113, 0x1.14121p-105, 0x1.1c1a18p-97
; SIMD128-SAME: # encoding: [0xfd,0x00,
; SIMD128-SAME: 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,
; SIMD128-SAME: 0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f]{{$}}
define <4 x float> @const_v4f32() {
  ret <4 x float> <float 0x3860402000000000, float 0x38e0c0a080000000,
                   float 0x3961412100000000, float 0x39e1c1a180000000>
}

; CHECK-LABEL: splat_v4f32:
; NO-SIMD128-NOT: f32x4
; SIMD128: .param f32{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: f32x4.splat $push0=, $0 # encoding: [0xfd,0x07]{{$}}
; SIMD128: return $pop0 # encoding: [0x0f]{{$}}
define <4 x float> @splat_v4f32(float %x) {
  %v = insertelement <4 x float> undef, float %x, i32 0
  %res = shufflevector <4 x float> %v, <4 x float> undef,
    <4 x i32> <i32 0, i32 0, i32 0, i32 0>
  ret <4 x float> %res
}

; CHECK-LABEL: extract_v4f32:
; NO-SIMD128-NOT: f32x4
; SIMD128: .param v128{{$}}
; SIMD128: .result f32{{$}}
; SIMD128: f32x4.extract_lane $push0=, $0, 3 # encoding: [0xfd,0x0f,0x03]{{$}}
; SIMD128: return $pop0 #
define float @extract_v4f32(<4 x float> %v) {
  %elem = extractelement <4 x float> %v, i32 3
  ret float %elem
}

; CHECK-LABEL: replace_v4f32:
; NO-SIMD128-NOT: f32x4
; SIMD128: .param v128, f32{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: f32x4.replace_lane $push0=, $0, 2, $1 # encoding: [0xfd,0x15,0x02]{{$}}
; SIMD128: return $pop0 # encoding: [0x0f]{{$}}
define <4 x float> @replace_v4f32(<4 x float> %v, float %x) {
  %res = insertelement <4 x float> %v, float %x, i32 2
  ret <4 x float> %res
}

; CHECK-LABEL: build_v4f32:
; NO-SIMD128-NOT: f32x4
; SIMD128: .param f32, f32, f32, f32{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: f32x4.splat $push0=, $0 # encoding: [0xfd,0x07]
; SIMD128: f32x4.replace_lane $push1=, $pop0, 1, $1 # encoding: [0xfd,0x15,0x01]
; SIMD128: f32x4.replace_lane $push2=, $pop1, 2, $2 # encoding: [0xfd,0x15,0x02]
; SIMD128: f32x4.replace_lane $push3=, $pop2, 3, $3 # encoding: [0xfd,0x15,0x03]
; SIMD128: return $pop3 # encoding: [0x0f]
define <4 x float> @build_v4f32(float %x0, float %x1, float %x2, float %x3) {
  %t0 = insertelement <4 x float> undef, float %x0, i32 0
  %t1 = insertelement <4 x float> %t0, float %x1, i32 1
  %t2 = insertelement <4 x float> %t1, float %x2, i32 2
  %res = insertelement <4 x float> %t2, float %x3, i32 3
  ret <4 x float> %res
}

; ==============================================================================
; 2 x f64
; ==============================================================================
; CHECK-LABEL: const_v2f64:
; NO-SIMD128-NOT: f64x2
; SIMD128: .result v128{{$}}
; SIMD128: v128.const $push0=, 0x1.60504030201p-911, 0x1.e0d0c0b0a0908p-783
; SIMD128-SAME: # encoding: [0xfd,0x00,
; SIMD128-SAME: 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,
; SIMD128-SAME: 0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f]{{$}}
define <2 x double> @const_v2f64() {
  ret <2 x double> <double 0x0706050403020100, double 0x0F0E0D0C0B0A0908>
}

; CHECK-LABEL: splat_v2f64:
; NO-SIMD128-NOT: f64x2
; SIMD128-VM-NOT: f64x2
; SIMD128: .param f64{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: f64x2.splat $push0=, $0 # encoding: [0xfd,0x08]{{$}}
; SIMD128: return $pop0 # encoding: [0x0f]{{$}}
define <2 x double> @splat_v2f64(double %x) {
  %t1 = insertelement <2 x double> zeroinitializer, double %x, i3 0
  %res = insertelement <2 x double> %t1, double %x, i32 1
  ret <2 x double> %res
}

; CHECK-LABEL: extract_v2f64:
; NO-SIMD128-NOT: f64x2
; SIMD128-VM-NOT: f64x2
; SIMD128: .param v128{{$}}
; SIMD128: .result f64{{$}}
; SIMD128: f64x2.extract_lane $push0=, $0, 1 # encoding: [0xfd,0x10,0x01]{{$}}
; SIMD128: return $pop0 #
define double @extract_v2f64(<2 x double> %v) {
  %elem = extractelement <2 x double> %v, i32 1
  ret double %elem
}

; CHECK-LABEL: replace_v2f64:
; NO-SIMD128-NOT: f64x2
; SIMD128-VM-NOT: f64x2
; SIMD128: .param v128, f64{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: f64x2.replace_lane $push0=, $0, 0, $1 # encoding: [0xfd,0x16,0x00]{{$}}
; SIMD128: return $pop0 # encoding: [0x0f]{{$}}
define <2 x double> @replace_v2f64(<2 x double> %v, double %x) {
  %res = insertelement <2 x double> %v, double %x, i32 0
  ret <2 x double> %res
}

; CHECK-LABEL: build_v2f64:
; NO-SIMD128-NOT: f64x2
; SIMD128-VM-NOT: f64x2
; SIMD128: .param f64, f64{{$}}
; SIMD128: .result v128{{$}}
; SIMD128: f64x2.splat $push0=, $0 # encoding: [0xfd,0x08]
; SIMD128: f64x2.replace_lane $push1=, $pop0, 1, $1 # encoding: [0xfd,0x16,0x01]
; SIMD128: return $pop1 # encoding: [0x0f]
define <2 x double> @build_v2f64(double %x0, double %x1) {
  %t0 = insertelement <2 x double> undef, double %x0, i32 0
  %res = insertelement <2 x double> %t0, double %x1, i32 1
  ret <2 x double> %res
}