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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc < %s -mattr=+simd128 | FileCheck %s
target triple = "wasm32-unknown-unknown"
define <4 x i32> @dot_sext_1(<8 x i16> %a, <8 x i16> %b) {
; CHECK-LABEL: dot_sext_1:
; CHECK: .functype dot_sext_1 (v128, v128) -> (v128)
; CHECK-NEXT: # %bb.0:
; CHECK-NEXT: local.get 0
; CHECK-NEXT: local.get 1
; CHECK-NEXT: i32x4.dot_i16x8_s
; CHECK-NEXT: # fallthrough-return
%sext1 = sext <8 x i16> %a to <8 x i32>
%sext2 = sext <8 x i16> %b to <8 x i32>
%mul = mul <8 x i32> %sext1, %sext2
%shuffle1 = shufflevector <8 x i32> %mul, <8 x i32> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
%shuffle2 = shufflevector <8 x i32> %mul, <8 x i32> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
%res = add <4 x i32> %shuffle1, %shuffle2
ret <4 x i32> %res
}
define <4 x i32> @dot_sext_2(<8 x i16> %a, <8 x i16> %b) {
; CHECK-LABEL: dot_sext_2:
; CHECK: .functype dot_sext_2 (v128, v128) -> (v128)
; CHECK-NEXT: # %bb.0:
; CHECK-NEXT: local.get 0
; CHECK-NEXT: local.get 1
; CHECK-NEXT: i32x4.dot_i16x8_s
; CHECK-NEXT: # fallthrough-return
%sext1 = sext <8 x i16> %a to <8 x i32>
%sext2 = sext <8 x i16> %b to <8 x i32>
%mul = mul <8 x i32> %sext1, %sext2
%shuffle1 = shufflevector <8 x i32> %mul, <8 x i32> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
%shuffle2 = shufflevector <8 x i32> %mul, <8 x i32> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
%res = add <4 x i32> %shuffle2, %shuffle1
ret <4 x i32> %res
}
define <4 x i32> @dot_sext_self(<8 x i16> %v) {
; CHECK-LABEL: dot_sext_self:
; CHECK: .functype dot_sext_self (v128) -> (v128)
; CHECK-NEXT: # %bb.0:
; CHECK-NEXT: local.get 0
; CHECK-NEXT: local.get 0
; CHECK-NEXT: i32x4.dot_i16x8_s
; CHECK-NEXT: # fallthrough-return
%sext = sext <8 x i16> %v to <8 x i32>
%mul = mul <8 x i32> %sext, %sext
%shuffle1 = shufflevector <8 x i32> %mul, <8 x i32> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
%shuffle2 = shufflevector <8 x i32> %mul, <8 x i32> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
%res = add <4 x i32> %shuffle1, %shuffle2
ret <4 x i32> %res
}
; INFO: Negative test
define <4 x i32> @dot_zext(<8 x i16> %a, <8 x i16> %b) {
; CHECK-LABEL: dot_zext:
; CHECK: .functype dot_zext (v128, v128) -> (v128)
; CHECK-NEXT: .local v128
; CHECK-NEXT: # %bb.0:
; CHECK-NEXT: local.get 0
; CHECK-NEXT: local.get 1
; CHECK-NEXT: i32x4.extmul_low_i16x8_u
; CHECK-NEXT: local.tee 2
; CHECK-NEXT: local.get 0
; CHECK-NEXT: local.get 1
; CHECK-NEXT: i32x4.extmul_high_i16x8_u
; CHECK-NEXT: local.tee 1
; CHECK-NEXT: i8x16.shuffle 0, 1, 2, 3, 8, 9, 10, 11, 16, 17, 18, 19, 24, 25, 26, 27
; CHECK-NEXT: local.get 2
; CHECK-NEXT: local.get 1
; CHECK-NEXT: i8x16.shuffle 4, 5, 6, 7, 12, 13, 14, 15, 20, 21, 22, 23, 28, 29, 30, 31
; CHECK-NEXT: i32x4.add
; CHECK-NEXT: # fallthrough-return
%zext1 = zext <8 x i16> %a to <8 x i32>
%zext2 = zext <8 x i16> %b to <8 x i32>
%mul = mul <8 x i32> %zext1, %zext2
%shuffle1 = shufflevector <8 x i32> %mul, <8 x i32> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
%shuffle2 = shufflevector <8 x i32> %mul, <8 x i32> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
%res = add <4 x i32> %shuffle1, %shuffle2
ret <4 x i32> %res
}
; INFO: Negative test
define <4 x i32> @dot_wrong_shuffle(<8 x i16> %a, <8 x i16> %b) {
; CHECK-LABEL: dot_wrong_shuffle:
; CHECK: .functype dot_wrong_shuffle (v128, v128) -> (v128)
; CHECK-NEXT: # %bb.0:
; CHECK-NEXT: local.get 0
; CHECK-NEXT: local.get 1
; CHECK-NEXT: i32x4.extmul_low_i16x8_s
; CHECK-NEXT: local.get 0
; CHECK-NEXT: local.get 1
; CHECK-NEXT: i32x4.extmul_high_i16x8_s
; CHECK-NEXT: i32x4.add
; CHECK-NEXT: # fallthrough-return
%sext1 = sext <8 x i16> %a to <8 x i32>
%sext2 = sext <8 x i16> %b to <8 x i32>
%mul = mul <8 x i32> %sext1, %sext2
%shuffle1 = shufflevector <8 x i32> %mul, <8 x i32> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
%shuffle2 = shufflevector <8 x i32> %mul, <8 x i32> poison, <4 x i32> <i32 4, i32 5, i32 6, i32 7>
%res = add <4 x i32> %shuffle1, %shuffle2
ret <4 x i32> %res
}
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