1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -verify-machineinstrs -mtriple=aarch64-none-linux-gnu -mattr=+neon | FileCheck %s 3 4define ptr @test_scalar_msub(ptr %a, ptr %b) { 5; CHECK-LABEL: test_scalar_msub: 6; CHECK: // %bb.0: // %entry 7; CHECK-NEXT: ldp w8, w11, [x1] 8; CHECK-NEXT: ldp w9, w10, [x0] 9; CHECK-NEXT: mul w12, w8, w9 10; CHECK-NEXT: mul w8, w10, w8 11; CHECK-NEXT: madd w8, w11, w9, w8 12; CHECK-NEXT: msub w9, w11, w10, w12 13; CHECK-NEXT: stp w9, w8, [x0] 14; CHECK-NEXT: ret 15entry: 16 %0 = load i32, ptr %a, align 4 17 %1 = load i32, ptr %b, align 4 18 %mul = mul nsw i32 %1, %0 19 %_M_imag = getelementptr inbounds i8, ptr %a, i64 4 20 %2 = load i32, ptr %_M_imag, align 4 21 %_M_imag.i = getelementptr inbounds i8, ptr %b, i64 4 22 %3 = load i32, ptr %_M_imag.i, align 4 23 %mul3 = mul nsw i32 %3, %2 24 %sub = sub nsw i32 %mul, %mul3 25 %mul6 = mul nsw i32 %3, %0 26 %mul9 = mul nsw i32 %2, %1 27 %add = add nsw i32 %mul6, %mul9 28 store i32 %add, ptr %_M_imag, align 4 29 store i32 %sub, ptr %a, align 4 30 ret ptr %a 31} 32 33define ptr @test_scalar_msub_i64(ptr %a, ptr %b) { 34; CHECK-LABEL: test_scalar_msub_i64: 35; CHECK: // %bb.0: // %entry 36; CHECK-NEXT: ldr x8, [x1] 37; CHECK-NEXT: ldur x9, [x0, #4] 38; CHECK-NEXT: ldr x10, [x0] 39; CHECK-NEXT: ldur x12, [x1, #4] 40; CHECK-NEXT: mul x11, x9, x8 41; CHECK-NEXT: mul x8, x8, x10 42; CHECK-NEXT: madd x10, x12, x10, x11 43; CHECK-NEXT: msub x8, x12, x9, x8 44; CHECK-NEXT: stur x10, [x0, #4] 45; CHECK-NEXT: str x8, [x0] 46; CHECK-NEXT: ret 47entry: 48 %0 = load i64, ptr %a, align 8 49 %1 = load i64, ptr %b, align 8 50 %mul = mul nsw i64 %1, %0 51 %_M_imag = getelementptr inbounds i8, ptr %a, i64 4 52 %2 = load i64, ptr %_M_imag, align 8 53 %_M_imag.i = getelementptr inbounds i8, ptr %b, i64 4 54 %3 = load i64, ptr %_M_imag.i, align 8 55 %mul3 = mul nsw i64 %3, %2 56 %sub = sub nsw i64 %mul, %mul3 57 %mul6 = mul nsw i64 %3, %0 58 %mul9 = mul nsw i64 %2, %1 59 %add = add nsw i64 %mul6, %mul9 60 store i64 %add, ptr %_M_imag, align 8 61 store i64 %sub, ptr %a, align 8 62 ret ptr %a 63} 64