1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s --mattr=+mve.fp,+fp64 -o - -verify-machineinstrs | FileCheck %s 3 4target triple = "thumbv8.1m.main-none-none-eabi" 5 6; Expected to not transform 7define arm_aapcs_vfpcc <2 x double> @complex_mul_v2f64(<2 x double> %a, <2 x double> %b) { 8; CHECK-LABEL: complex_mul_v2f64: 9; CHECK: @ %bb.0: @ %entry 10; CHECK-NEXT: vmul.f64 d5, d3, d0 11; CHECK-NEXT: vmul.f64 d4, d1, d3 12; CHECK-NEXT: vfma.f64 d5, d2, d1 13; CHECK-NEXT: vfnms.f64 d4, d2, d0 14; CHECK-NEXT: vmov q0, q2 15; CHECK-NEXT: bx lr 16entry: 17 %a.real = shufflevector <2 x double> %a, <2 x double> poison, <1 x i32> <i32 0> 18 %a.imag = shufflevector <2 x double> %a, <2 x double> poison, <1 x i32> <i32 1> 19 %b.real = shufflevector <2 x double> %b, <2 x double> poison, <1 x i32> <i32 0> 20 %b.imag = shufflevector <2 x double> %b, <2 x double> poison, <1 x i32> <i32 1> 21 %0 = fmul fast <1 x double> %b.imag, %a.real 22 %1 = fmul fast <1 x double> %b.real, %a.imag 23 %2 = fadd fast <1 x double> %1, %0 24 %3 = fmul fast <1 x double> %b.real, %a.real 25 %4 = fmul fast <1 x double> %a.imag, %b.imag 26 %5 = fsub fast <1 x double> %3, %4 27 %interleaved.vec = shufflevector <1 x double> %5, <1 x double> %2, <2 x i32> <i32 0, i32 1> 28 ret <2 x double> %interleaved.vec 29} 30 31; Expected to not transform 32define arm_aapcs_vfpcc <4 x double> @complex_mul_v4f64(<4 x double> %a, <4 x double> %b) { 33; CHECK-LABEL: complex_mul_v4f64: 34; CHECK: @ %bb.0: @ %entry 35; CHECK-NEXT: .vsave {d8, d9, d10, d11} 36; CHECK-NEXT: vpush {d8, d9, d10, d11} 37; CHECK-NEXT: vmul.f64 d9, d7, d2 38; CHECK-NEXT: vmov q5, q0 39; CHECK-NEXT: vmul.f64 d8, d3, d7 40; CHECK-NEXT: vfma.f64 d9, d6, d3 41; CHECK-NEXT: vfnms.f64 d8, d6, d2 42; CHECK-NEXT: vmul.f64 d1, d5, d10 43; CHECK-NEXT: vmov q1, q4 44; CHECK-NEXT: vmul.f64 d0, d11, d5 45; CHECK-NEXT: vfma.f64 d1, d4, d11 46; CHECK-NEXT: vfnms.f64 d0, d4, d10 47; CHECK-NEXT: vpop {d8, d9, d10, d11} 48; CHECK-NEXT: bx lr 49entry: 50 %a.real = shufflevector <4 x double> %a, <4 x double> poison, <2 x i32> <i32 0, i32 2> 51 %a.imag = shufflevector <4 x double> %a, <4 x double> poison, <2 x i32> <i32 1, i32 3> 52 %b.real = shufflevector <4 x double> %b, <4 x double> poison, <2 x i32> <i32 0, i32 2> 53 %b.imag = shufflevector <4 x double> %b, <4 x double> poison, <2 x i32> <i32 1, i32 3> 54 %0 = fmul fast <2 x double> %b.imag, %a.real 55 %1 = fmul fast <2 x double> %b.real, %a.imag 56 %2 = fadd fast <2 x double> %1, %0 57 %3 = fmul fast <2 x double> %b.real, %a.real 58 %4 = fmul fast <2 x double> %a.imag, %b.imag 59 %5 = fsub fast <2 x double> %3, %4 60 %interleaved.vec = shufflevector <2 x double> %5, <2 x double> %2, <4 x i32> <i32 0, i32 2, i32 1, i32 3> 61 ret <4 x double> %interleaved.vec 62} 63