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52 lines
1.9 KiB
LLVM
52 lines
1.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc --mtriple=loongarch32 --mattr=+f,-d < %s | FileCheck %s --check-prefix=LA32F
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; RUN: llc --mtriple=loongarch32 --mattr=+d < %s | FileCheck %s --check-prefix=LA32D
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; RUN: llc --mtriple=loongarch64 --mattr=+f,-d < %s | FileCheck %s --check-prefix=LA64F
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; RUN: llc --mtriple=loongarch64 --mattr=+d < %s | FileCheck %s --check-prefix=LA64D
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define void @fp_trunc(ptr %a, double %b) nounwind {
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; LA32F-LABEL: fp_trunc:
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; LA32F: # %bb.0:
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; LA32F-NEXT: addi.w $sp, $sp, -16
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; LA32F-NEXT: st.w $ra, $sp, 12 # 4-byte Folded Spill
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; LA32F-NEXT: st.w $fp, $sp, 8 # 4-byte Folded Spill
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; LA32F-NEXT: move $fp, $a0
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; LA32F-NEXT: move $a0, $a1
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; LA32F-NEXT: move $a1, $a2
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; LA32F-NEXT: bl %plt(__truncdfsf2)
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; LA32F-NEXT: fst.s $fa0, $fp, 0
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; LA32F-NEXT: ld.w $fp, $sp, 8 # 4-byte Folded Reload
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; LA32F-NEXT: ld.w $ra, $sp, 12 # 4-byte Folded Reload
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; LA32F-NEXT: addi.w $sp, $sp, 16
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; LA32F-NEXT: ret
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;
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; LA32D-LABEL: fp_trunc:
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; LA32D: # %bb.0:
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; LA32D-NEXT: fcvt.s.d $fa0, $fa0
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; LA32D-NEXT: fst.s $fa0, $a0, 0
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; LA32D-NEXT: ret
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;
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; LA64F-LABEL: fp_trunc:
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; LA64F: # %bb.0:
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; LA64F-NEXT: addi.d $sp, $sp, -16
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; LA64F-NEXT: st.d $ra, $sp, 8 # 8-byte Folded Spill
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; LA64F-NEXT: st.d $fp, $sp, 0 # 8-byte Folded Spill
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; LA64F-NEXT: move $fp, $a0
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; LA64F-NEXT: move $a0, $a1
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; LA64F-NEXT: bl %plt(__truncdfsf2)
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; LA64F-NEXT: fst.s $fa0, $fp, 0
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; LA64F-NEXT: ld.d $fp, $sp, 0 # 8-byte Folded Reload
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; LA64F-NEXT: ld.d $ra, $sp, 8 # 8-byte Folded Reload
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; LA64F-NEXT: addi.d $sp, $sp, 16
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; LA64F-NEXT: ret
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;
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; LA64D-LABEL: fp_trunc:
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; LA64D: # %bb.0:
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; LA64D-NEXT: fcvt.s.d $fa0, $fa0
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; LA64D-NEXT: fst.s $fa0, $a0, 0
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; LA64D-NEXT: ret
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%1 = fptrunc double %b to float
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store float %1, ptr %a, align 4
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ret void
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}
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