1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc --mtriple=loongarch32 --mattr=+d < %s | FileCheck %s --check-prefix=LA32 3; RUN: llc --mtriple=loongarch64 --mattr=+d < %s | FileCheck %s --check-prefix=LA64 4 5;; Exercise the 'fsub' LLVM IR: https://llvm.org/docs/LangRef.html#fsub-instruction 6 7define float @fsub_s(float %x, float %y) { 8; LA32-LABEL: fsub_s: 9; LA32: # %bb.0: 10; LA32-NEXT: fsub.s $fa0, $fa0, $fa1 11; LA32-NEXT: ret 12; 13; LA64-LABEL: fsub_s: 14; LA64: # %bb.0: 15; LA64-NEXT: fsub.s $fa0, $fa0, $fa1 16; LA64-NEXT: ret 17 %sub = fsub float %x, %y 18 ret float %sub 19} 20 21define double @fsub_d(double %x, double %y) { 22; LA32-LABEL: fsub_d: 23; LA32: # %bb.0: 24; LA32-NEXT: fsub.d $fa0, $fa0, $fa1 25; LA32-NEXT: ret 26; 27; LA64-LABEL: fsub_d: 28; LA64: # %bb.0: 29; LA64-NEXT: fsub.d $fa0, $fa0, $fa1 30; LA64-NEXT: ret 31 %sub = fsub double %x, %y 32 ret double %sub 33} 34 35define float @fneg_s(float %x) { 36; LA32-LABEL: fneg_s: 37; LA32: # %bb.0: 38; LA32-NEXT: fneg.s $fa0, $fa0 39; LA32-NEXT: ret 40; 41; LA64-LABEL: fneg_s: 42; LA64: # %bb.0: 43; LA64-NEXT: fneg.s $fa0, $fa0 44; LA64-NEXT: ret 45 %res = fsub float -0.0, %x 46 ret float %res 47} 48 49define double @fneg_d(double %x) { 50; LA32-LABEL: fneg_d: 51; LA32: # %bb.0: 52; LA32-NEXT: fneg.d $fa0, $fa0 53; LA32-NEXT: ret 54; 55; LA64-LABEL: fneg_d: 56; LA64: # %bb.0: 57; LA64-NEXT: fneg.d $fa0, $fa0 58; LA64-NEXT: ret 59 %res = fsub double -0.0, %x 60 ret double %res 61} 62