test/CodeGen/LoongArch/ir-instruction/double-convert.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc --mtriple=loongarch32 --mattr=+d < %s | FileCheck %s --check-prefix=LA32
; RUN: llc --mtriple=loongarch64 --mattr=+d < %s | FileCheck %s --check-prefix=LA64

define float @convert_double_to_float(double %a) nounwind {
; LA32-LABEL: convert_double_to_float:
; LA32:       # %bb.0:
; LA32-NEXT:    fcvt.s.d $fa0, $fa0
; LA32-NEXT:    ret
;
; LA64-LABEL: convert_double_to_float:
; LA64:       # %bb.0:
; LA64-NEXT:    fcvt.s.d $fa0, $fa0
; LA64-NEXT:    ret
  %1 = fptrunc double %a to float
  ret float %1
}

define double @convert_float_to_double(float %a) nounwind {
; LA32-LABEL: convert_float_to_double:
; LA32:       # %bb.0:
; LA32-NEXT:    fcvt.d.s $fa0, $fa0
; LA32-NEXT:    ret
;
; LA64-LABEL: convert_float_to_double:
; LA64:       # %bb.0:
; LA64-NEXT:    fcvt.d.s $fa0, $fa0
; LA64-NEXT:    ret
  %1 = fpext float %a to double
  ret double %1
}

define double @convert_i8_to_double(i8 signext %a) nounwind {
; LA32-LABEL: convert_i8_to_double:
; LA32:       # %bb.0:
; LA32-NEXT:    movgr2fr.w $fa0, $a0
; LA32-NEXT:    ffint.d.w $fa0, $fa0
; LA32-NEXT:    ret
;
; LA64-LABEL: convert_i8_to_double:
; LA64:       # %bb.0:
; LA64-NEXT:    movgr2fr.w $fa0, $a0
; LA64-NEXT:    ffint.d.w $fa0, $fa0
; LA64-NEXT:    ret
  %1 = sitofp i8 %a to double
  ret double %1
}

define double @convert_i16_to_double(i16 signext %a) nounwind {
; LA32-LABEL: convert_i16_to_double:
; LA32:       # %bb.0:
; LA32-NEXT:    movgr2fr.w $fa0, $a0
; LA32-NEXT:    ffint.d.w $fa0, $fa0
; LA32-NEXT:    ret
;
; LA64-LABEL: convert_i16_to_double:
; LA64:       # %bb.0:
; LA64-NEXT:    movgr2fr.w $fa0, $a0
; LA64-NEXT:    ffint.d.w $fa0, $fa0
; LA64-NEXT:    ret
  %1 = sitofp i16 %a to double
  ret double %1
}

define double @convert_i32_to_double(i32 %a) nounwind {
; LA32-LABEL: convert_i32_to_double:
; LA32:       # %bb.0:
; LA32-NEXT:    movgr2fr.w $fa0, $a0
; LA32-NEXT:    ffint.d.w $fa0, $fa0
; LA32-NEXT:    ret
;
; LA64-LABEL: convert_i32_to_double:
; LA64:       # %bb.0:
; LA64-NEXT:    movgr2fr.w $fa0, $a0
; LA64-NEXT:    ffint.d.w $fa0, $fa0
; LA64-NEXT:    ret
  %1 = sitofp i32 %a to double
  ret double %1
}

define double @convert_i64_to_double(i64 %a) nounwind {
; LA32-LABEL: convert_i64_to_double:
; LA32:       # %bb.0:
; LA32-NEXT:    addi.w $sp, $sp, -16
; LA32-NEXT:    st.w $ra, $sp, 12 # 4-byte Folded Spill
; LA32-NEXT:    bl __floatdidf
; LA32-NEXT:    ld.w $ra, $sp, 12 # 4-byte Folded Reload
; LA32-NEXT:    addi.w $sp, $sp, 16
; LA32-NEXT:    ret
;
; LA64-LABEL: convert_i64_to_double:
; LA64:       # %bb.0:
; LA64-NEXT:    movgr2fr.d $fa0, $a0
; LA64-NEXT:    ffint.d.l $fa0, $fa0
; LA64-NEXT:    ret
  %1 = sitofp i64 %a to double
  ret double %1
}

define i32 @convert_double_to_i32(double %a) nounwind {
; LA32-LABEL: convert_double_to_i32:
; LA32:       # %bb.0:
; LA32-NEXT:    ftintrz.w.d $fa0, $fa0
; LA32-NEXT:    movfr2gr.s $a0, $fa0
; LA32-NEXT:    ret
;
; LA64-LABEL: convert_double_to_i32:
; LA64:       # %bb.0:
; LA64-NEXT:    ftintrz.w.d $fa0, $fa0
; LA64-NEXT:    movfr2gr.s $a0, $fa0
; LA64-NEXT:    ret
  %1 = fptosi double %a to i32
  ret i32 %1
}

define i32 @convert_double_to_u32(double %a) nounwind {
; LA32-LABEL: convert_double_to_u32:
; LA32:       # %bb.0:
; LA32-NEXT:    movgr2fr.w $fa1, $zero
; LA32-NEXT:    lu12i.w $a0, 269824
; LA32-NEXT:    movgr2frh.w $fa1, $a0
; LA32-NEXT:    fcmp.clt.d $fcc0, $fa0, $fa1
; LA32-NEXT:    movcf2gr $a0, $fcc0
; LA32-NEXT:    bne $a0, $zero, .LBB7_2
; LA32-NEXT:  # %bb.1:
; LA32-NEXT:    fsub.d $fa0, $fa0, $fa1
; LA32-NEXT:    ftintrz.w.d $fa0, $fa0
; LA32-NEXT:    movfr2gr.s $a0, $fa0
; LA32-NEXT:    lu12i.w $a1, -524288
; LA32-NEXT:    xor $a0, $a0, $a1
; LA32-NEXT:    ret
; LA32-NEXT:  .LBB7_2:
; LA32-NEXT:    ftintrz.w.d $fa0, $fa0
; LA32-NEXT:    movfr2gr.s $a0, $fa0
; LA32-NEXT:    ret
;
; LA64-LABEL: convert_double_to_u32:
; LA64:       # %bb.0:
; LA64-NEXT:    ftintrz.l.d $fa0, $fa0
; LA64-NEXT:    movfr2gr.d $a0, $fa0
; LA64-NEXT:    ret
  %1 = fptoui double %a to i32
  ret i32 %1
}

define i64 @convert_double_to_i64(double %a) nounwind {
; LA32-LABEL: convert_double_to_i64:
; LA32:       # %bb.0:
; LA32-NEXT:    addi.w $sp, $sp, -16
; LA32-NEXT:    st.w $ra, $sp, 12 # 4-byte Folded Spill
; LA32-NEXT:    bl __fixdfdi
; LA32-NEXT:    ld.w $ra, $sp, 12 # 4-byte Folded Reload
; LA32-NEXT:    addi.w $sp, $sp, 16
; LA32-NEXT:    ret
;
; LA64-LABEL: convert_double_to_i64:
; LA64:       # %bb.0:
; LA64-NEXT:    ftintrz.l.d $fa0, $fa0
; LA64-NEXT:    movfr2gr.d $a0, $fa0
; LA64-NEXT:    ret
  %1 = fptosi double %a to i64
  ret i64 %1
}

define i64 @convert_double_to_u64(double %a) nounwind {
; LA32-LABEL: convert_double_to_u64:
; LA32:       # %bb.0:
; LA32-NEXT:    addi.w $sp, $sp, -16
; LA32-NEXT:    st.w $ra, $sp, 12 # 4-byte Folded Spill
; LA32-NEXT:    bl __fixunsdfdi
; LA32-NEXT:    ld.w $ra, $sp, 12 # 4-byte Folded Reload
; LA32-NEXT:    addi.w $sp, $sp, 16
; LA32-NEXT:    ret
;
; LA64-LABEL: convert_double_to_u64:
; LA64:       # %bb.0:
; LA64-NEXT:    lu52i.d $a0, $zero, 1086
; LA64-NEXT:    movgr2fr.d $fa1, $a0
; LA64-NEXT:    fcmp.clt.d $fcc0, $fa0, $fa1
; LA64-NEXT:    fsub.d $fa1, $fa0, $fa1
; LA64-NEXT:    ftintrz.l.d $fa1, $fa1
; LA64-NEXT:    movfr2gr.d $a0, $fa1
; LA64-NEXT:    lu52i.d $a1, $zero, -2048
; LA64-NEXT:    xor $a0, $a0, $a1
; LA64-NEXT:    movcf2gr $a1, $fcc0
; LA64-NEXT:    masknez $a0, $a0, $a1
; LA64-NEXT:    ftintrz.l.d $fa0, $fa0
; LA64-NEXT:    movfr2gr.d $a2, $fa0
; LA64-NEXT:    maskeqz $a1, $a2, $a1
; LA64-NEXT:    or $a0, $a1, $a0
; LA64-NEXT:    ret
  %1 = fptoui double %a to i64
  ret i64 %1
}

define double @convert_u8_to_double(i8 zeroext %a) nounwind {
; LA32-LABEL: convert_u8_to_double:
; LA32:       # %bb.0:
; LA32-NEXT:    movgr2fr.w $fa0, $a0
; LA32-NEXT:    ffint.d.w $fa0, $fa0
; LA32-NEXT:    ret
;
; LA64-LABEL: convert_u8_to_double:
; LA64:       # %bb.0:
; LA64-NEXT:    movgr2fr.w $fa0, $a0
; LA64-NEXT:    ffint.d.w $fa0, $fa0
; LA64-NEXT:    ret
  %1 = uitofp i8 %a to double
  ret double %1
}

define double @convert_u16_to_double(i16 zeroext %a) nounwind {
; LA32-LABEL: convert_u16_to_double:
; LA32:       # %bb.0:
; LA32-NEXT:    movgr2fr.w $fa0, $a0
; LA32-NEXT:    ffint.d.w $fa0, $fa0
; LA32-NEXT:    ret
;
; LA64-LABEL: convert_u16_to_double:
; LA64:       # %bb.0:
; LA64-NEXT:    movgr2fr.w $fa0, $a0
; LA64-NEXT:    ffint.d.w $fa0, $fa0
; LA64-NEXT:    ret
  %1 = uitofp i16 %a to double
  ret double %1
}

define double @convert_u32_to_double(i32 %a) nounwind {
; LA32-LABEL: convert_u32_to_double:
; LA32:       # %bb.0:
; LA32-NEXT:    addi.w $sp, $sp, -16
; LA32-NEXT:    lu12i.w $a1, 275200
; LA32-NEXT:    st.w $a1, $sp, 12
; LA32-NEXT:    st.w $a0, $sp, 8
; LA32-NEXT:    fld.d $fa0, $sp, 8
; LA32-NEXT:    movgr2fr.w $fa1, $zero
; LA32-NEXT:    movgr2frh.w $fa1, $a1
; LA32-NEXT:    fsub.d $fa0, $fa0, $fa1
; LA32-NEXT:    addi.w $sp, $sp, 16
; LA32-NEXT:    ret
;
; LA64-LABEL: convert_u32_to_double:
; LA64:       # %bb.0:
; LA64-NEXT:    bstrpick.d $a0, $a0, 31, 0
; LA64-NEXT:    movgr2fr.d $fa0, $a0
; LA64-NEXT:    ffint.d.l $fa0, $fa0
; LA64-NEXT:    ret
  %1 = uitofp i32 %a to double
  ret double %1
}

define double @convert_u64_to_double(i64 %a) nounwind {
; LA32-LABEL: convert_u64_to_double:
; LA32:       # %bb.0:
; LA32-NEXT:    addi.w $sp, $sp, -16
; LA32-NEXT:    st.w $ra, $sp, 12 # 4-byte Folded Spill
; LA32-NEXT:    bl __floatundidf
; LA32-NEXT:    ld.w $ra, $sp, 12 # 4-byte Folded Reload
; LA32-NEXT:    addi.w $sp, $sp, 16
; LA32-NEXT:    ret
;
; LA64-LABEL: convert_u64_to_double:
; LA64:       # %bb.0:
; LA64-NEXT:    srli.d $a1, $a0, 32
; LA64-NEXT:    lu52i.d $a2, $zero, 1107
; LA64-NEXT:    or $a1, $a1, $a2
; LA64-NEXT:    movgr2fr.d $fa0, $a1
; LA64-NEXT:    lu12i.w $a1, 256
; LA64-NEXT:    lu52i.d $a1, $a1, 1107
; LA64-NEXT:    movgr2fr.d $fa1, $a1
; LA64-NEXT:    fsub.d $fa0, $fa0, $fa1
; LA64-NEXT:    lu12i.w $a1, 275200
; LA64-NEXT:    bstrins.d $a0, $a1, 63, 32
; LA64-NEXT:    movgr2fr.d $fa1, $a0
; LA64-NEXT:    fadd.d $fa0, $fa1, $fa0
; LA64-NEXT:    ret
  %1 = uitofp i64 %a to double
  ret double %1
}

define double @bitcast_i64_to_double(i64 %a, i64 %b) nounwind {
; LA32-LABEL: bitcast_i64_to_double:
; LA32:       # %bb.0:
; LA32-NEXT:    movgr2fr.w $fa0, $a0
; LA32-NEXT:    movgr2frh.w $fa0, $a1
; LA32-NEXT:    ret
;
; LA64-LABEL: bitcast_i64_to_double:
; LA64:       # %bb.0:
; LA64-NEXT:    movgr2fr.d $fa0, $a0
; LA64-NEXT:    ret
  %1 = bitcast i64 %a to double
  ret double %1
}

define i64 @bitcast_double_to_i64(double %a) nounwind {
; LA32-LABEL: bitcast_double_to_i64:
; LA32:       # %bb.0:
; LA32-NEXT:    movfr2gr.s $a0, $fa0
; LA32-NEXT:    movfrh2gr.s $a1, $fa0
; LA32-NEXT:    ret
;
; LA64-LABEL: bitcast_double_to_i64:
; LA64:       # %bb.0:
; LA64-NEXT:    movfr2gr.d $a0, $fa0
; LA64-NEXT:    ret
  %1 = bitcast double %a to i64
  ret i64 %1
}