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;; Check the $fcc* register is spilled before funtion call and then reloaded. 6declare void @foo() 7 8define i1 @load_store_fcc_reg(float %a, i1 %c) { 9; LA32-LABEL: load_store_fcc_reg: 10; LA32: # %bb.0: 11; LA32-NEXT: addi.w $sp, $sp, -16 12; LA32-NEXT: .cfi_def_cfa_offset 16 13; LA32-NEXT: st.w $ra, $sp, 12 # 4-byte Folded Spill 14; LA32-NEXT: st.w $fp, $sp, 8 # 4-byte Folded Spill 15; LA32-NEXT: fst.d $fs0, $sp, 0 # 8-byte Folded Spill 16; LA32-NEXT: .cfi_offset 1, -4 17; LA32-NEXT: .cfi_offset 22, -8 18; LA32-NEXT: .cfi_offset 56, -16 19; LA32-NEXT: move $fp, $a0 20; LA32-NEXT: fmov.s $fs0, $fa0 21; LA32-NEXT: bl %plt(foo) 22; LA32-NEXT: movgr2fr.w $fa0, $zero 23; LA32-NEXT: fcmp.cult.s $fcc0, $fa0, $fs0 24; LA32-NEXT: bcnez $fcc0, .LBB0_2 25; LA32-NEXT: # %bb.1: # %if.then 26; LA32-NEXT: move $a0, $fp 27; LA32-NEXT: b .LBB0_3 28; LA32-NEXT: .LBB0_2: # %if.else 29; LA32-NEXT: fcmp.cle.s $fcc0, $fs0, $fa0 30; LA32-NEXT: movcf2gr $a0, $fcc0 31; LA32-NEXT: .LBB0_3: # %if.then 32; LA32-NEXT: fld.d $fs0, $sp, 0 # 8-byte Folded Reload 33; LA32-NEXT: ld.w $fp, $sp, 8 # 4-byte Folded Reload 34; LA32-NEXT: ld.w $ra, $sp, 12 # 4-byte Folded Reload 35; LA32-NEXT: addi.w $sp, $sp, 16 36; LA32-NEXT: ret 37; 38; LA64-LABEL: load_store_fcc_reg: 39; LA64: # %bb.0: 40; LA64-NEXT: addi.d $sp, $sp, -32 41; LA64-NEXT: .cfi_def_cfa_offset 32 42; LA64-NEXT: st.d $ra, $sp, 24 # 8-byte Folded Spill 43; LA64-NEXT: st.d $fp, $sp, 16 # 8-byte Folded Spill 44; LA64-NEXT: fst.d $fs0, $sp, 8 # 8-byte Folded Spill 45; LA64-NEXT: .cfi_offset 1, -8 46; LA64-NEXT: .cfi_offset 22, -16 47; LA64-NEXT: .cfi_offset 56, -24 48; LA64-NEXT: move $fp, $a0 49; LA64-NEXT: fmov.s $fs0, $fa0 50; LA64-NEXT: bl %plt(foo) 51; LA64-NEXT: movgr2fr.w $fa0, $zero 52; LA64-NEXT: fcmp.cult.s $fcc0, $fa0, $fs0 53; LA64-NEXT: bcnez $fcc0, .LBB0_2 54; LA64-NEXT: # %bb.1: # %if.then 55; LA64-NEXT: move $a0, $fp 56; LA64-NEXT: b .LBB0_3 57; LA64-NEXT: .LBB0_2: # %if.else 58; LA64-NEXT: fcmp.cle.s $fcc0, $fs0, $fa0 59; LA64-NEXT: movcf2gr $a0, $fcc0 60; LA64-NEXT: .LBB0_3: # %if.then 61; LA64-NEXT: fld.d $fs0, $sp, 8 # 8-byte Folded Reload 62; LA64-NEXT: ld.d $fp, $sp, 16 # 8-byte Folded Reload 63; LA64-NEXT: ld.d $ra, $sp, 24 # 8-byte Folded Reload 64; LA64-NEXT: addi.d $sp, $sp, 32 65; LA64-NEXT: ret 66 %cmp = fcmp ole float %a, 0.000000e+00 67 call void @foo() 68 br i1 %cmp, label %if.then, label %if.else 69 70if.then: 71 ret i1 %c 72 73if.else: 74 ret i1 %cmp 75} 76