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[LoongArch][NFC] Pre-commit tests for 256-bit vector trunc #170091

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[LoongArch][NFC] Pre-commit tests for 256-bit vector trunc #170091

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302 changes: 302 additions & 0 deletions llvm/test/CodeGen/LoongArch/lasx/vec-trunc.ll
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
; RUN: llc --mtriple=loongarch32 --mattr=+32s,+lasx %s -o - | FileCheck %s --check-prefix=LA32
; RUN: llc --mtriple=loongarch64 --mattr=+lasx %s -o - | FileCheck %s --check-prefix=LA64

define void @trunc_v4i64_to_v4i32(ptr %res, ptr %a) nounwind {
; LA32-LABEL: trunc_v4i64_to_v4i32:
; LA32: # %bb.0: # %entry
; LA32-NEXT: xvld $xr0, $a1, 0
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 0
; LA32-NEXT: vinsgr2vr.w $vr1, $a1, 0
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 2
; LA32-NEXT: vinsgr2vr.w $vr1, $a1, 1
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 4
; LA32-NEXT: vinsgr2vr.w $vr1, $a1, 2
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 6
; LA32-NEXT: vinsgr2vr.w $vr1, $a1, 3
; LA32-NEXT: vst $vr1, $a0, 0
; LA32-NEXT: ret
;
; LA64-LABEL: trunc_v4i64_to_v4i32:
; LA64: # %bb.0: # %entry
; LA64-NEXT: xvld $xr0, $a1, 0
; LA64-NEXT: xvpickve2gr.d $a1, $xr0, 0
; LA64-NEXT: vinsgr2vr.w $vr1, $a1, 0
; LA64-NEXT: xvpickve2gr.d $a1, $xr0, 1
; LA64-NEXT: vinsgr2vr.w $vr1, $a1, 1
; LA64-NEXT: xvpickve2gr.d $a1, $xr0, 2
; LA64-NEXT: vinsgr2vr.w $vr1, $a1, 2
; LA64-NEXT: xvpickve2gr.d $a1, $xr0, 3
; LA64-NEXT: vinsgr2vr.w $vr1, $a1, 3
; LA64-NEXT: vst $vr1, $a0, 0
; LA64-NEXT: ret
entry:
%v = load <4 x i64>, ptr %a
%vtrunc = trunc <4 x i64> %v to <4 x i32>
store <4 x i32> %vtrunc, ptr %res
ret void
}

define void @trunc_v4i64_to_v4i16(ptr %res, ptr %a) nounwind {
; LA32-LABEL: trunc_v4i64_to_v4i16:
; LA32: # %bb.0: # %entry
; LA32-NEXT: xvld $xr0, $a1, 0
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 0
; LA32-NEXT: vinsgr2vr.h $vr1, $a1, 0
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 2
; LA32-NEXT: vinsgr2vr.h $vr1, $a1, 1
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 4
; LA32-NEXT: vinsgr2vr.h $vr1, $a1, 2
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 6
; LA32-NEXT: vinsgr2vr.h $vr1, $a1, 3
; LA32-NEXT: vpickve2gr.w $a1, $vr1, 1
; LA32-NEXT: st.w $a1, $a0, 4
; LA32-NEXT: vpickve2gr.w $a1, $vr1, 0
; LA32-NEXT: st.w $a1, $a0, 0
; LA32-NEXT: ret
;
; LA64-LABEL: trunc_v4i64_to_v4i16:
; LA64: # %bb.0: # %entry
; LA64-NEXT: xvld $xr0, $a1, 0
; LA64-NEXT: xvpickve2gr.d $a1, $xr0, 0
; LA64-NEXT: vinsgr2vr.h $vr1, $a1, 0
; LA64-NEXT: xvpickve2gr.d $a1, $xr0, 1
; LA64-NEXT: vinsgr2vr.h $vr1, $a1, 1
; LA64-NEXT: xvpickve2gr.d $a1, $xr0, 2
; LA64-NEXT: vinsgr2vr.h $vr1, $a1, 2
; LA64-NEXT: xvpickve2gr.d $a1, $xr0, 3
; LA64-NEXT: vinsgr2vr.h $vr1, $a1, 3
; LA64-NEXT: vstelm.d $vr1, $a0, 0, 0
; LA64-NEXT: ret
entry:
%v = load <4 x i64>, ptr %a
%vtrunc = trunc <4 x i64> %v to <4 x i16>
store <4 x i16> %vtrunc, ptr %res
ret void
}

define void @trunc_v4i64_to_v4i8(ptr %res, ptr %a) nounwind {
; LA32-LABEL: trunc_v4i64_to_v4i8:
; LA32: # %bb.0: # %entry
; LA32-NEXT: xvld $xr0, $a1, 0
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 0
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 0
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 2
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 1
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 4
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 2
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 6
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 3
; LA32-NEXT: vpickve2gr.w $a1, $vr1, 0
; LA32-NEXT: st.w $a1, $a0, 0
; LA32-NEXT: ret
;
; LA64-LABEL: trunc_v4i64_to_v4i8:
; LA64: # %bb.0: # %entry
; LA64-NEXT: xvld $xr0, $a1, 0
; LA64-NEXT: xvpickve2gr.d $a1, $xr0, 0
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 0
; LA64-NEXT: xvpickve2gr.d $a1, $xr0, 1
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 1
; LA64-NEXT: xvpickve2gr.d $a1, $xr0, 2
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 2
; LA64-NEXT: xvpickve2gr.d $a1, $xr0, 3
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 3
; LA64-NEXT: vstelm.w $vr1, $a0, 0, 0
; LA64-NEXT: ret
entry:
%v = load <4 x i64>, ptr %a
%vtrunc = trunc <4 x i64> %v to <4 x i8>
store <4 x i8> %vtrunc, ptr %res
ret void
}

define void @trunc_v8i32_to_v8i16(ptr %res, ptr %a) nounwind {
; LA32-LABEL: trunc_v8i32_to_v8i16:
; LA32: # %bb.0: # %entry
; LA32-NEXT: xvld $xr0, $a1, 0
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 0
; LA32-NEXT: vinsgr2vr.h $vr1, $a1, 0
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 1
; LA32-NEXT: vinsgr2vr.h $vr1, $a1, 1
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 2
; LA32-NEXT: vinsgr2vr.h $vr1, $a1, 2
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 3
; LA32-NEXT: vinsgr2vr.h $vr1, $a1, 3
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 4
; LA32-NEXT: vinsgr2vr.h $vr1, $a1, 4
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 5
; LA32-NEXT: vinsgr2vr.h $vr1, $a1, 5
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 6
; LA32-NEXT: vinsgr2vr.h $vr1, $a1, 6
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 7
; LA32-NEXT: vinsgr2vr.h $vr1, $a1, 7
; LA32-NEXT: vst $vr1, $a0, 0
; LA32-NEXT: ret
;
; LA64-LABEL: trunc_v8i32_to_v8i16:
; LA64: # %bb.0: # %entry
; LA64-NEXT: xvld $xr0, $a1, 0
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 0
; LA64-NEXT: vinsgr2vr.h $vr1, $a1, 0
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 1
; LA64-NEXT: vinsgr2vr.h $vr1, $a1, 1
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 2
; LA64-NEXT: vinsgr2vr.h $vr1, $a1, 2
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 3
; LA64-NEXT: vinsgr2vr.h $vr1, $a1, 3
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 4
; LA64-NEXT: vinsgr2vr.h $vr1, $a1, 4
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 5
; LA64-NEXT: vinsgr2vr.h $vr1, $a1, 5
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 6
; LA64-NEXT: vinsgr2vr.h $vr1, $a1, 6
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 7
; LA64-NEXT: vinsgr2vr.h $vr1, $a1, 7
; LA64-NEXT: vst $vr1, $a0, 0
; LA64-NEXT: ret
entry:
%v = load <8 x i32>, ptr %a
%vtrunc = trunc <8 x i32> %v to <8 x i16>
store <8 x i16> %vtrunc, ptr %res
ret void
}

define void @trunc_v8i32_to_v8i8(ptr %res, ptr %a) nounwind {
; LA32-LABEL: trunc_v8i32_to_v8i8:
; LA32: # %bb.0: # %entry
; LA32-NEXT: xvld $xr0, $a1, 0
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 0
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 0
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 1
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 1
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 2
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 2
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 3
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 3
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 4
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 4
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 5
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 5
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 6
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 6
; LA32-NEXT: xvpickve2gr.w $a1, $xr0, 7
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 7
; LA32-NEXT: vpickve2gr.w $a1, $vr1, 1
; LA32-NEXT: st.w $a1, $a0, 4
; LA32-NEXT: vpickve2gr.w $a1, $vr1, 0
; LA32-NEXT: st.w $a1, $a0, 0
; LA32-NEXT: ret
;
; LA64-LABEL: trunc_v8i32_to_v8i8:
; LA64: # %bb.0: # %entry
; LA64-NEXT: xvld $xr0, $a1, 0
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 0
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 0
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 1
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 1
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 2
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 2
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 3
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 3
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 4
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 4
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 5
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 5
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 6
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 6
; LA64-NEXT: xvpickve2gr.w $a1, $xr0, 7
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 7
; LA64-NEXT: vstelm.d $vr1, $a0, 0, 0
; LA64-NEXT: ret
entry:
%v = load <8 x i32>, ptr %a
%vtrunc = trunc <8 x i32> %v to <8 x i8>
store <8 x i8> %vtrunc, ptr %res
ret void
}

define void @trunc_v16i16_to_v16i8(ptr %res, ptr %a) nounwind {
; LA32-LABEL: trunc_v16i16_to_v16i8:
; LA32: # %bb.0: # %entry
; LA32-NEXT: xvld $xr0, $a1, 0
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 0
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 0
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 1
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 1
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 2
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 2
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 3
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 3
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 4
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 4
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 5
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 5
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 6
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 6
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 7
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 7
; LA32-NEXT: xvpermi.d $xr0, $xr0, 14
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 0
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 8
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 1
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 9
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 2
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 10
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 3
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 11
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 4
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 12
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 5
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 13
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 6
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 14
; LA32-NEXT: vpickve2gr.h $a1, $vr0, 7
; LA32-NEXT: vinsgr2vr.b $vr1, $a1, 15
; LA32-NEXT: vst $vr1, $a0, 0
; LA32-NEXT: ret
;
; LA64-LABEL: trunc_v16i16_to_v16i8:
; LA64: # %bb.0: # %entry
; LA64-NEXT: xvld $xr0, $a1, 0
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 0
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 0
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 1
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 1
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 2
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 2
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 3
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 3
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 4
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 4
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 5
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 5
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 6
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 6
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 7
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 7
; LA64-NEXT: xvpermi.d $xr0, $xr0, 14
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 0
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 8
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 1
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 9
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 2
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 10
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 3
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 11
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 4
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 12
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 5
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 13
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 6
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 14
; LA64-NEXT: vpickve2gr.h $a1, $vr0, 7
; LA64-NEXT: vinsgr2vr.b $vr1, $a1, 15
; LA64-NEXT: vst $vr1, $a0, 0
; LA64-NEXT: ret
entry:
%v = load <16 x i16>, ptr %a
%vtrunc = trunc <16 x i16> %v to <16 x i8>
store <16 x i8> %vtrunc, ptr %res
ret void
}