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[LoongArch][NFC] Pre-commit tests for flog2 (llvm#162976)
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‎llvm/test/CodeGen/LoongArch/ir-instruction/flog2.ll‎

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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
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; RUN: llc --mtriple=loongarch32 --mattr=+d < %s | FileCheck %s --check-prefix=LA32
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; RUN: llc --mtriple=loongarch64 --mattr=+d < %s | FileCheck %s --check-prefix=LA64
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declare float @llvm.log2.f32(float)
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declare double @llvm.log2.f64(double)
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define float @flog2_s(float %x) nounwind {
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; LA32-LABEL: flog2_s:
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; LA32: # %bb.0:
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; LA32-NEXT: b log2f
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;
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; LA64-LABEL: flog2_s:
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; LA64: # %bb.0:
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; LA64-NEXT: pcaddu18i $t8, %call36(log2f)
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; LA64-NEXT: jr $t8
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%y = call float @llvm.log2.f32(float %x)
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ret float %y
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}
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define double @flog2_d(double %x) nounwind {
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; LA32-LABEL: flog2_d:
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; LA32: # %bb.0:
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; LA32-NEXT: b log2
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;
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; LA64-LABEL: flog2_d:
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; LA64: # %bb.0:
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; LA64-NEXT: pcaddu18i $t8, %call36(log2)
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; LA64-NEXT: jr $t8
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%y = call double @llvm.log2.f64(double %x)
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ret double %y
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}

‎llvm/test/CodeGen/LoongArch/lasx/ir-instruction/flog2.ll‎

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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
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; RUN: llc --mtriple=loongarch32 --mattr=+32s,+lasx < %s | FileCheck %s --check-prefix=LA32
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; RUN: llc --mtriple=loongarch64 --mattr=+lasx < %s | FileCheck %s --check-prefix=LA64
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declare <8 x float> @llvm.log2.v8f32(<8 x float>)
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declare <4 x double> @llvm.log2.v4f64(<4 x double>)
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define void @flog2_v8f32(ptr %res, ptr %a) nounwind {
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; LA32-LABEL: flog2_v8f32:
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; LA32: # %bb.0: # %entry
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; LA32-NEXT: addi.w $sp, $sp, -128
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; LA32-NEXT: st.w $ra, $sp, 124 # 4-byte Folded Spill
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; LA32-NEXT: st.w $fp, $sp, 120 # 4-byte Folded Spill
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; LA32-NEXT: xvld $xr0, $a1, 0
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; LA32-NEXT: xvst $xr0, $sp, 80 # 32-byte Folded Spill
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; LA32-NEXT: move $fp, $a0
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; LA32-NEXT: xvpickve.w $xr0, $xr0, 5
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; LA32-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA32-NEXT: bl log2f
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; LA32-NEXT: # kill: def $f0 killed $f0 def $vr0
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; LA32-NEXT: vst $vr0, $sp, 48 # 16-byte Folded Spill
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; LA32-NEXT: xvld $xr0, $sp, 80 # 32-byte Folded Reload
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; LA32-NEXT: xvpickve.w $xr0, $xr0, 4
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; LA32-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA32-NEXT: bl log2f
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; LA32-NEXT: # kill: def $f0 killed $f0 def $xr0
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; LA32-NEXT: vld $vr1, $sp, 48 # 16-byte Folded Reload
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; LA32-NEXT: vextrins.w $vr0, $vr1, 16
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; LA32-NEXT: xvst $xr0, $sp, 48 # 32-byte Folded Spill
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; LA32-NEXT: xvld $xr0, $sp, 80 # 32-byte Folded Reload
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; LA32-NEXT: xvpickve.w $xr0, $xr0, 6
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; LA32-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA32-NEXT: bl log2f
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; LA32-NEXT: # kill: def $f0 killed $f0 def $vr0
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; LA32-NEXT: xvld $xr1, $sp, 48 # 32-byte Folded Reload
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; LA32-NEXT: vextrins.w $vr1, $vr0, 32
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; LA32-NEXT: xvst $xr1, $sp, 48 # 32-byte Folded Spill
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; LA32-NEXT: xvld $xr0, $sp, 80 # 32-byte Folded Reload
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; LA32-NEXT: xvpickve.w $xr0, $xr0, 7
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; LA32-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA32-NEXT: bl log2f
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; LA32-NEXT: # kill: def $f0 killed $f0 def $vr0
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; LA32-NEXT: xvld $xr1, $sp, 48 # 32-byte Folded Reload
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; LA32-NEXT: vextrins.w $vr1, $vr0, 48
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; LA32-NEXT: xvst $xr1, $sp, 48 # 32-byte Folded Spill
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; LA32-NEXT: xvld $xr0, $sp, 80 # 32-byte Folded Reload
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; LA32-NEXT: xvpickve.w $xr0, $xr0, 1
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; LA32-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA32-NEXT: bl log2f
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; LA32-NEXT: # kill: def $f0 killed $f0 def $vr0
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; LA32-NEXT: vst $vr0, $sp, 16 # 16-byte Folded Spill
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; LA32-NEXT: xvld $xr0, $sp, 80 # 32-byte Folded Reload
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; LA32-NEXT: xvpickve.w $xr0, $xr0, 0
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; LA32-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA32-NEXT: bl log2f
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; LA32-NEXT: # kill: def $f0 killed $f0 def $xr0
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; LA32-NEXT: vld $vr1, $sp, 16 # 16-byte Folded Reload
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; LA32-NEXT: vextrins.w $vr0, $vr1, 16
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; LA32-NEXT: xvst $xr0, $sp, 16 # 32-byte Folded Spill
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; LA32-NEXT: xvld $xr0, $sp, 80 # 32-byte Folded Reload
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; LA32-NEXT: xvpickve.w $xr0, $xr0, 2
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; LA32-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA32-NEXT: bl log2f
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; LA32-NEXT: # kill: def $f0 killed $f0 def $vr0
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; LA32-NEXT: xvld $xr1, $sp, 16 # 32-byte Folded Reload
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; LA32-NEXT: vextrins.w $vr1, $vr0, 32
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; LA32-NEXT: xvst $xr1, $sp, 16 # 32-byte Folded Spill
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; LA32-NEXT: xvld $xr0, $sp, 80 # 32-byte Folded Reload
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; LA32-NEXT: xvpickve.w $xr0, $xr0, 3
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; LA32-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA32-NEXT: bl log2f
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; LA32-NEXT: # kill: def $f0 killed $f0 def $vr0
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; LA32-NEXT: xvld $xr1, $sp, 16 # 32-byte Folded Reload
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; LA32-NEXT: vextrins.w $vr1, $vr0, 48
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; LA32-NEXT: xvld $xr0, $sp, 48 # 32-byte Folded Reload
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; LA32-NEXT: xvpermi.q $xr1, $xr0, 2
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; LA32-NEXT: xvst $xr1, $fp, 0
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; LA32-NEXT: ld.w $fp, $sp, 120 # 4-byte Folded Reload
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; LA32-NEXT: ld.w $ra, $sp, 124 # 4-byte Folded Reload
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; LA32-NEXT: addi.w $sp, $sp, 128
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; LA32-NEXT: ret
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;
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; LA64-LABEL: flog2_v8f32:
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; LA64: # %bb.0: # %entry
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; LA64-NEXT: addi.d $sp, $sp, -128
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; LA64-NEXT: st.d $ra, $sp, 120 # 8-byte Folded Spill
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; LA64-NEXT: st.d $fp, $sp, 112 # 8-byte Folded Spill
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; LA64-NEXT: xvld $xr0, $a1, 0
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; LA64-NEXT: xvst $xr0, $sp, 80 # 32-byte Folded Spill
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; LA64-NEXT: move $fp, $a0
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; LA64-NEXT: xvpickve.w $xr0, $xr0, 5
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; LA64-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA64-NEXT: pcaddu18i $ra, %call36(log2f)
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; LA64-NEXT: jirl $ra, $ra, 0
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; LA64-NEXT: # kill: def $f0 killed $f0 def $vr0
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; LA64-NEXT: vst $vr0, $sp, 48 # 16-byte Folded Spill
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; LA64-NEXT: xvld $xr0, $sp, 80 # 32-byte Folded Reload
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; LA64-NEXT: xvpickve.w $xr0, $xr0, 4
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; LA64-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA64-NEXT: pcaddu18i $ra, %call36(log2f)
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; LA64-NEXT: jirl $ra, $ra, 0
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; LA64-NEXT: # kill: def $f0 killed $f0 def $xr0
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; LA64-NEXT: vld $vr1, $sp, 48 # 16-byte Folded Reload
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; LA64-NEXT: vextrins.w $vr0, $vr1, 16
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; LA64-NEXT: xvst $xr0, $sp, 48 # 32-byte Folded Spill
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; LA64-NEXT: xvld $xr0, $sp, 80 # 32-byte Folded Reload
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; LA64-NEXT: xvpickve.w $xr0, $xr0, 6
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; LA64-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA64-NEXT: pcaddu18i $ra, %call36(log2f)
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; LA64-NEXT: jirl $ra, $ra, 0
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; LA64-NEXT: # kill: def $f0 killed $f0 def $vr0
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; LA64-NEXT: xvld $xr1, $sp, 48 # 32-byte Folded Reload
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; LA64-NEXT: vextrins.w $vr1, $vr0, 32
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; LA64-NEXT: xvst $xr1, $sp, 48 # 32-byte Folded Spill
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; LA64-NEXT: xvld $xr0, $sp, 80 # 32-byte Folded Reload
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; LA64-NEXT: xvpickve.w $xr0, $xr0, 7
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; LA64-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA64-NEXT: pcaddu18i $ra, %call36(log2f)
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; LA64-NEXT: jirl $ra, $ra, 0
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; LA64-NEXT: # kill: def $f0 killed $f0 def $vr0
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; LA64-NEXT: xvld $xr1, $sp, 48 # 32-byte Folded Reload
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; LA64-NEXT: vextrins.w $vr1, $vr0, 48
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; LA64-NEXT: xvst $xr1, $sp, 48 # 32-byte Folded Spill
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; LA64-NEXT: xvld $xr0, $sp, 80 # 32-byte Folded Reload
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; LA64-NEXT: xvpickve.w $xr0, $xr0, 1
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; LA64-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA64-NEXT: pcaddu18i $ra, %call36(log2f)
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; LA64-NEXT: jirl $ra, $ra, 0
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; LA64-NEXT: # kill: def $f0 killed $f0 def $vr0
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; LA64-NEXT: vst $vr0, $sp, 16 # 16-byte Folded Spill
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; LA64-NEXT: xvld $xr0, $sp, 80 # 32-byte Folded Reload
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; LA64-NEXT: xvpickve.w $xr0, $xr0, 0
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; LA64-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA64-NEXT: pcaddu18i $ra, %call36(log2f)
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; LA64-NEXT: jirl $ra, $ra, 0
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; LA64-NEXT: # kill: def $f0 killed $f0 def $xr0
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; LA64-NEXT: vld $vr1, $sp, 16 # 16-byte Folded Reload
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; LA64-NEXT: vextrins.w $vr0, $vr1, 16
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; LA64-NEXT: xvst $xr0, $sp, 16 # 32-byte Folded Spill
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; LA64-NEXT: xvld $xr0, $sp, 80 # 32-byte Folded Reload
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; LA64-NEXT: xvpickve.w $xr0, $xr0, 2
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; LA64-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA64-NEXT: pcaddu18i $ra, %call36(log2f)
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; LA64-NEXT: jirl $ra, $ra, 0
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; LA64-NEXT: # kill: def $f0 killed $f0 def $vr0
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; LA64-NEXT: xvld $xr1, $sp, 16 # 32-byte Folded Reload
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; LA64-NEXT: vextrins.w $vr1, $vr0, 32
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; LA64-NEXT: xvst $xr1, $sp, 16 # 32-byte Folded Spill
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; LA64-NEXT: xvld $xr0, $sp, 80 # 32-byte Folded Reload
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; LA64-NEXT: xvpickve.w $xr0, $xr0, 3
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; LA64-NEXT: # kill: def $f0 killed $f0 killed $xr0
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; LA64-NEXT: pcaddu18i $ra, %call36(log2f)
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; LA64-NEXT: jirl $ra, $ra, 0
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; LA64-NEXT: # kill: def $f0 killed $f0 def $vr0
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; LA64-NEXT: xvld $xr1, $sp, 16 # 32-byte Folded Reload
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; LA64-NEXT: vextrins.w $vr1, $vr0, 48
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; LA64-NEXT: xvld $xr0, $sp, 48 # 32-byte Folded Reload
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; LA64-NEXT: xvpermi.q $xr1, $xr0, 2
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; LA64-NEXT: xvst $xr1, $fp, 0
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; LA64-NEXT: ld.d $fp, $sp, 112 # 8-byte Folded Reload
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; LA64-NEXT: ld.d $ra, $sp, 120 # 8-byte Folded Reload
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; LA64-NEXT: addi.d $sp, $sp, 128
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; LA64-NEXT: ret
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entry:
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%v = load <8 x float>, ptr %a
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%r = call <8 x float> @llvm.log2.v8f32(<8 x float> %v)
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store <8 x float> %r, ptr %res
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ret void
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}
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define void @flog2_v4f64(ptr %res, ptr %a) nounwind {
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; LA32-LABEL: flog2_v4f64:
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; LA32: # %bb.0: # %entry
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; LA32-NEXT: addi.w $sp, $sp, -112
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; LA32-NEXT: st.w $ra, $sp, 108 # 4-byte Folded Spill
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; LA32-NEXT: st.w $fp, $sp, 104 # 4-byte Folded Spill
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; LA32-NEXT: xvld $xr0, $a1, 0
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; LA32-NEXT: xvst $xr0, $sp, 64 # 32-byte Folded Spill
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; LA32-NEXT: move $fp, $a0
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; LA32-NEXT: xvpickve.d $xr0, $xr0, 3
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; LA32-NEXT: # kill: def $f0_64 killed $f0_64 killed $xr0
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; LA32-NEXT: bl log2
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; LA32-NEXT: # kill: def $f0_64 killed $f0_64 def $vr0
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; LA32-NEXT: vst $vr0, $sp, 32 # 16-byte Folded Spill
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; LA32-NEXT: xvld $xr0, $sp, 64 # 32-byte Folded Reload
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; LA32-NEXT: xvpickve.d $xr0, $xr0, 2
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; LA32-NEXT: # kill: def $f0_64 killed $f0_64 killed $xr0
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; LA32-NEXT: bl log2
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; LA32-NEXT: # kill: def $f0_64 killed $f0_64 def $xr0
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; LA32-NEXT: vld $vr1, $sp, 32 # 16-byte Folded Reload
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; LA32-NEXT: vextrins.d $vr0, $vr1, 16
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; LA32-NEXT: xvst $xr0, $sp, 32 # 32-byte Folded Spill
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; LA32-NEXT: xvld $xr0, $sp, 64 # 32-byte Folded Reload
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; LA32-NEXT: xvpickve.d $xr0, $xr0, 1
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; LA32-NEXT: # kill: def $f0_64 killed $f0_64 killed $xr0
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; LA32-NEXT: bl log2
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; LA32-NEXT: # kill: def $f0_64 killed $f0_64 def $vr0
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; LA32-NEXT: vst $vr0, $sp, 16 # 16-byte Folded Spill
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; LA32-NEXT: xvld $xr0, $sp, 64 # 32-byte Folded Reload
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; LA32-NEXT: xvpickve.d $xr0, $xr0, 0
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; LA32-NEXT: # kill: def $f0_64 killed $f0_64 killed $xr0
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; LA32-NEXT: bl log2
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; LA32-NEXT: # kill: def $f0_64 killed $f0_64 def $xr0
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; LA32-NEXT: vld $vr1, $sp, 16 # 16-byte Folded Reload
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; LA32-NEXT: vextrins.d $vr0, $vr1, 16
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; LA32-NEXT: xvld $xr1, $sp, 32 # 32-byte Folded Reload
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; LA32-NEXT: xvpermi.q $xr0, $xr1, 2
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; LA32-NEXT: xvst $xr0, $fp, 0
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; LA32-NEXT: ld.w $fp, $sp, 104 # 4-byte Folded Reload
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; LA32-NEXT: ld.w $ra, $sp, 108 # 4-byte Folded Reload
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; LA32-NEXT: addi.w $sp, $sp, 112
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; LA32-NEXT: ret
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;
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; LA64-LABEL: flog2_v4f64:
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; LA64: # %bb.0: # %entry
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; LA64-NEXT: addi.d $sp, $sp, -112
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; LA64-NEXT: st.d $ra, $sp, 104 # 8-byte Folded Spill
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; LA64-NEXT: st.d $fp, $sp, 96 # 8-byte Folded Spill
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; LA64-NEXT: xvld $xr0, $a1, 0
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; LA64-NEXT: xvst $xr0, $sp, 64 # 32-byte Folded Spill
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; LA64-NEXT: move $fp, $a0
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; LA64-NEXT: xvpickve.d $xr0, $xr0, 3
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; LA64-NEXT: # kill: def $f0_64 killed $f0_64 killed $xr0
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; LA64-NEXT: pcaddu18i $ra, %call36(log2)
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; LA64-NEXT: jirl $ra, $ra, 0
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; LA64-NEXT: # kill: def $f0_64 killed $f0_64 def $vr0
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; LA64-NEXT: vst $vr0, $sp, 32 # 16-byte Folded Spill
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; LA64-NEXT: xvld $xr0, $sp, 64 # 32-byte Folded Reload
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; LA64-NEXT: xvpickve.d $xr0, $xr0, 2
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; LA64-NEXT: # kill: def $f0_64 killed $f0_64 killed $xr0
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; LA64-NEXT: pcaddu18i $ra, %call36(log2)
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; LA64-NEXT: jirl $ra, $ra, 0
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; LA64-NEXT: # kill: def $f0_64 killed $f0_64 def $xr0
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; LA64-NEXT: vld $vr1, $sp, 32 # 16-byte Folded Reload
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; LA64-NEXT: vextrins.d $vr0, $vr1, 16
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; LA64-NEXT: xvst $xr0, $sp, 32 # 32-byte Folded Spill
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; LA64-NEXT: xvld $xr0, $sp, 64 # 32-byte Folded Reload
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; LA64-NEXT: xvpickve.d $xr0, $xr0, 1
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; LA64-NEXT: # kill: def $f0_64 killed $f0_64 killed $xr0
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; LA64-NEXT: pcaddu18i $ra, %call36(log2)
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; LA64-NEXT: jirl $ra, $ra, 0
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; LA64-NEXT: # kill: def $f0_64 killed $f0_64 def $vr0
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; LA64-NEXT: vst $vr0, $sp, 16 # 16-byte Folded Spill
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; LA64-NEXT: xvld $xr0, $sp, 64 # 32-byte Folded Reload
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; LA64-NEXT: xvpickve.d $xr0, $xr0, 0
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; LA64-NEXT: # kill: def $f0_64 killed $f0_64 killed $xr0
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; LA64-NEXT: pcaddu18i $ra, %call36(log2)
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; LA64-NEXT: jirl $ra, $ra, 0
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; LA64-NEXT: # kill: def $f0_64 killed $f0_64 def $xr0
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; LA64-NEXT: vld $vr1, $sp, 16 # 16-byte Folded Reload
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; LA64-NEXT: vextrins.d $vr0, $vr1, 16
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; LA64-NEXT: xvld $xr1, $sp, 32 # 32-byte Folded Reload
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; LA64-NEXT: xvpermi.q $xr0, $xr1, 2
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; LA64-NEXT: xvst $xr0, $fp, 0
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; LA64-NEXT: ld.d $fp, $sp, 96 # 8-byte Folded Reload
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; LA64-NEXT: ld.d $ra, $sp, 104 # 8-byte Folded Reload
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; LA64-NEXT: addi.d $sp, $sp, 112
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; LA64-NEXT: ret
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entry:
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%v = load <4 x double>, ptr %a
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%r = call <4 x double> @llvm.log2.v4f64(<4 x double> %v)
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store <4 x double> %r, ptr %res
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ret void
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}

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