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linux-packaging-mono/external/llvm/test/Transforms/InstCombine/X86/x86-vpermil.ll
Xamarin Public Jenkins (auto-signing) 8e12397d70 Imported Upstream version 5.18.0.205 
Former-commit-id: 7f59f7e792705db773f1caecdaa823092f4e2927
2018-11-16 08:20:38 +00:00

299 lines
14 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -instcombine -S | FileCheck %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
; Verify that instcombine is able to fold identity shuffles.
define <4 x float> @identity_test_vpermilvar_ps(<4 x float> %v) {
; CHECK-LABEL: @identity_test_vpermilvar_ps(
; CHECK-NEXT: ret <4 x float> %v
;
%a = tail call <4 x float> @llvm.x86.avx.vpermilvar.ps(<4 x float> %v, <4 x i32> <i32 0, i32 1, i32 2, i32 3>)
ret <4 x float> %a
}
define <8 x float> @identity_test_vpermilvar_ps_256(<8 x float> %v) {
; CHECK-LABEL: @identity_test_vpermilvar_ps_256(
; CHECK-NEXT: ret <8 x float> %v
;
%a = tail call <8 x float> @llvm.x86.avx.vpermilvar.ps.256(<8 x float> %v, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>)
ret <8 x float> %a
}
define <16 x float> @identity_test_vpermilvar_ps_512(<16 x float> %v) {
; CHECK-LABEL: @identity_test_vpermilvar_ps_512(
; CHECK-NEXT: ret <16 x float> %v
;
%a = tail call <16 x float> @llvm.x86.avx512.vpermilvar.ps.512(<16 x float> %v, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 0, i32 1, i32 2, i32 3, i32 0, i32 1, i32 2, i32 3, i32 0, i32 1, i32 2, i32 3>)
ret <16 x float> %a
}
define <2 x double> @identity_test_vpermilvar_pd(<2 x double> %v) {
; CHECK-LABEL: @identity_test_vpermilvar_pd(
; CHECK-NEXT: ret <2 x double> %v
;
%a = tail call <2 x double> @llvm.x86.avx.vpermilvar.pd(<2 x double> %v, <2 x i64> <i64 0, i64 2>)
ret <2 x double> %a
}
define <4 x double> @identity_test_vpermilvar_pd_256(<4 x double> %v) {
; CHECK-LABEL: @identity_test_vpermilvar_pd_256(
; CHECK-NEXT: ret <4 x double> %v
;
%a = tail call <4 x double> @llvm.x86.avx.vpermilvar.pd.256(<4 x double> %v, <4 x i64> <i64 0, i64 2, i64 0, i64 2>)
ret <4 x double> %a
}
define <8 x double> @identity_test_vpermilvar_pd_512(<8 x double> %v) {
; CHECK-LABEL: @identity_test_vpermilvar_pd_512(
; CHECK-NEXT: ret <8 x double> %v
;
%a = tail call <8 x double> @llvm.x86.avx512.vpermilvar.pd.512(<8 x double> %v, <8 x i64> <i64 0, i64 2, i64 0, i64 2, i64 0, i64 2, i64 0, i64 2>)
ret <8 x double> %a
}
; Instcombine should be able to fold the following byte shuffle to a builtin shufflevector
; with a shuffle mask of all zeroes.
define <4 x float> @zero_test_vpermilvar_ps_zero(<4 x float> %v) {
; CHECK-LABEL: @zero_test_vpermilvar_ps_zero(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> %v, <4 x float> undef, <4 x i32> zeroinitializer
; CHECK-NEXT: ret <4 x float> [[TMP1]]
;
%a = tail call <4 x float> @llvm.x86.avx.vpermilvar.ps(<4 x float> %v, <4 x i32> zeroinitializer)
ret <4 x float> %a
}
define <8 x float> @zero_test_vpermilvar_ps_256_zero(<8 x float> %v) {
; CHECK-LABEL: @zero_test_vpermilvar_ps_256_zero(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <8 x float> %v, <8 x float> undef, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 4, i32 4, i32 4, i32 4>
; CHECK-NEXT: ret <8 x float> [[TMP1]]
;
%a = tail call <8 x float> @llvm.x86.avx.vpermilvar.ps.256(<8 x float> %v, <8 x i32> zeroinitializer)
ret <8 x float> %a
}
define <16 x float> @zero_test_vpermilvar_ps_512_zero(<16 x float> %v) {
; CHECK-LABEL: @zero_test_vpermilvar_ps_512_zero(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <16 x float> %v, <16 x float> undef, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 4, i32 4, i32 4, i32 4, i32 8, i32 8, i32 8, i32 8, i32 12, i32 12, i32 12, i32 12>
; CHECK-NEXT: ret <16 x float> [[TMP1]]
;
%a = tail call <16 x float> @llvm.x86.avx512.vpermilvar.ps.512(<16 x float> %v, <16 x i32> zeroinitializer)
ret <16 x float> %a
}
define <2 x double> @zero_test_vpermilvar_pd_zero(<2 x double> %v) {
; CHECK-LABEL: @zero_test_vpermilvar_pd_zero(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <2 x double> %v, <2 x double> undef, <2 x i32> zeroinitializer
; CHECK-NEXT: ret <2 x double> [[TMP1]]
;
%a = tail call <2 x double> @llvm.x86.avx.vpermilvar.pd(<2 x double> %v, <2 x i64> zeroinitializer)
ret <2 x double> %a
}
define <4 x double> @zero_test_vpermilvar_pd_256_zero(<4 x double> %v) {
; CHECK-LABEL: @zero_test_vpermilvar_pd_256_zero(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x double> %v, <4 x double> undef, <4 x i32> <i32 0, i32 0, i32 2, i32 2>
; CHECK-NEXT: ret <4 x double> [[TMP1]]
;
%a = tail call <4 x double> @llvm.x86.avx.vpermilvar.pd.256(<4 x double> %v, <4 x i64> zeroinitializer)
ret <4 x double> %a
}
define <8 x double> @zero_test_vpermilvar_pd_512_zero(<8 x double> %v) {
; CHECK-LABEL: @zero_test_vpermilvar_pd_512_zero(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <8 x double> %v, <8 x double> undef, <8 x i32> <i32 0, i32 0, i32 2, i32 2, i32 4, i32 4, i32 6, i32 6>
; CHECK-NEXT: ret <8 x double> [[TMP1]]
;
%a = tail call <8 x double> @llvm.x86.avx512.vpermilvar.pd.512(<8 x double> %v, <8 x i64> zeroinitializer)
ret <8 x double> %a
}
; Verify that instcombine is able to fold constant shuffles.
define <4 x float> @test_vpermilvar_ps(<4 x float> %v) {
; CHECK-LABEL: @test_vpermilvar_ps(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> %v, <4 x float> undef, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
; CHECK-NEXT: ret <4 x float> [[TMP1]]
;
%a = tail call <4 x float> @llvm.x86.avx.vpermilvar.ps(<4 x float> %v, <4 x i32> <i32 3, i32 2, i32 1, i32 0>)
ret <4 x float> %a
}
define <8 x float> @test_vpermilvar_ps_256(<8 x float> %v) {
; CHECK-LABEL: @test_vpermilvar_ps_256(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <8 x float> %v, <8 x float> undef, <8 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4>
; CHECK-NEXT: ret <8 x float> [[TMP1]]
;
%a = tail call <8 x float> @llvm.x86.avx.vpermilvar.ps.256(<8 x float> %v, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
ret <8 x float> %a
}
define <16 x float> @test_vpermilvar_ps_512(<16 x float> %v) {
; CHECK-LABEL: @test_vpermilvar_ps_512(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <16 x float> %v, <16 x float> undef, <16 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4, i32 11, i32 10, i32 9, i32 8, i32 15, i32 14, i32 13, i32 12>
; CHECK-NEXT: ret <16 x float> [[TMP1]]
;
%a = tail call <16 x float> @llvm.x86.avx512.vpermilvar.ps.512(<16 x float> %v, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
ret <16 x float> %a
}
define <2 x double> @test_vpermilvar_pd(<2 x double> %v) {
; CHECK-LABEL: @test_vpermilvar_pd(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <2 x double> %v, <2 x double> undef, <2 x i32> <i32 1, i32 0>
; CHECK-NEXT: ret <2 x double> [[TMP1]]
;
%a = tail call <2 x double> @llvm.x86.avx.vpermilvar.pd(<2 x double> %v, <2 x i64> <i64 2, i64 0>)
ret <2 x double> %a
}
define <4 x double> @test_vpermilvar_pd_256(<4 x double> %v) {
; CHECK-LABEL: @test_vpermilvar_pd_256(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x double> %v, <4 x double> undef, <4 x i32> <i32 1, i32 0, i32 3, i32 2>
; CHECK-NEXT: ret <4 x double> [[TMP1]]
;
%a = tail call <4 x double> @llvm.x86.avx.vpermilvar.pd.256(<4 x double> %v, <4 x i64> <i64 3, i64 1, i64 2, i64 0>)
ret <4 x double> %a
}
define <8 x double> @test_vpermilvar_pd_512(<8 x double> %v) {
; CHECK-LABEL: @test_vpermilvar_pd_512(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <8 x double> %v, <8 x double> undef, <8 x i32> <i32 1, i32 0, i32 3, i32 2, i32 5, i32 4, i32 7, i32 6>
; CHECK-NEXT: ret <8 x double> [[TMP1]]
;
%a = tail call <8 x double> @llvm.x86.avx512.vpermilvar.pd.512(<8 x double> %v, <8 x i64> <i64 3, i64 1, i64 2, i64 0, i64 7, i64 5, i64 6, i64 4>)
ret <8 x double> %a
}
; Verify that instcombine is able to fold constant shuffles with undef mask elements.
define <4 x float> @undef_test_vpermilvar_ps(<4 x float> %v) {
; CHECK-LABEL: @undef_test_vpermilvar_ps(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> %v, <4 x float> undef, <4 x i32> <i32 undef, i32 2, i32 1, i32 undef>
; CHECK-NEXT: ret <4 x float> [[TMP1]]
;
%a = tail call <4 x float> @llvm.x86.avx.vpermilvar.ps(<4 x float> %v, <4 x i32> <i32 undef, i32 2, i32 1, i32 undef>)
ret <4 x float> %a
}
define <8 x float> @undef_test_vpermilvar_ps_256(<8 x float> %v) {
; CHECK-LABEL: @undef_test_vpermilvar_ps_256(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <8 x float> %v, <8 x float> undef, <8 x i32> <i32 undef, i32 2, i32 1, i32 undef, i32 7, i32 6, i32 5, i32 4>
; CHECK-NEXT: ret <8 x float> [[TMP1]]
;
%a = tail call <8 x float> @llvm.x86.avx.vpermilvar.ps.256(<8 x float> %v, <8 x i32> <i32 undef, i32 6, i32 5, i32 undef, i32 3, i32 2, i32 1, i32 0>)
ret <8 x float> %a
}
define <16 x float> @undef_test_vpermilvar_ps_512(<16 x float> %v) {
; CHECK-LABEL: @undef_test_vpermilvar_ps_512(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <16 x float> %v, <16 x float> undef, <16 x i32> <i32 undef, i32 2, i32 1, i32 undef, i32 7, i32 6, i32 5, i32 4, i32 undef, i32 10, i32 9, i32 undef, i32 15, i32 14, i32 13, i32 12>
; CHECK-NEXT: ret <16 x float> [[TMP1]]
;
%a = tail call <16 x float> @llvm.x86.avx512.vpermilvar.ps.512(<16 x float> %v, <16 x i32> <i32 undef, i32 6, i32 5, i32 undef, i32 3, i32 2, i32 1, i32 0, i32 undef, i32 6, i32 5, i32 undef, i32 3, i32 2, i32 1, i32 0>)
ret <16 x float> %a
}
define <2 x double> @undef_test_vpermilvar_pd(<2 x double> %v) {
; CHECK-LABEL: @undef_test_vpermilvar_pd(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <2 x double> %v, <2 x double> undef, <2 x i32> <i32 undef, i32 0>
; CHECK-NEXT: ret <2 x double> [[TMP1]]
;
%a = tail call <2 x double> @llvm.x86.avx.vpermilvar.pd(<2 x double> %v, <2 x i64> <i64 undef, i64 0>)
ret <2 x double> %a
}
define <4 x double> @undef_test_vpermilvar_pd_256(<4 x double> %v) {
; CHECK-LABEL: @undef_test_vpermilvar_pd_256(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x double> %v, <4 x double> undef, <4 x i32> <i32 undef, i32 0, i32 3, i32 undef>
; CHECK-NEXT: ret <4 x double> [[TMP1]]
;
%a = tail call <4 x double> @llvm.x86.avx.vpermilvar.pd.256(<4 x double> %v, <4 x i64> <i64 undef, i64 1, i64 2, i64 undef>)
ret <4 x double> %a
}
define <8 x double> @undef_test_vpermilvar_pd_512(<8 x double> %v) {
; CHECK-LABEL: @undef_test_vpermilvar_pd_512(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <8 x double> %v, <8 x double> undef, <8 x i32> <i32 undef, i32 0, i32 3, i32 undef, i32 undef, i32 4, i32 7, i32 undef>
; CHECK-NEXT: ret <8 x double> [[TMP1]]
;
%a = tail call <8 x double> @llvm.x86.avx512.vpermilvar.pd.512(<8 x double> %v, <8 x i64> <i64 undef, i64 1, i64 2, i64 undef, i64 undef, i64 1, i64 2, i64 undef>)
ret <8 x double> %a
}
; Simplify demanded elts
define <4 x float> @elts_test_vpermilvar_ps(<4 x float> %a0, i32 %a1) {
; CHECK-LABEL: @elts_test_vpermilvar_ps(
; CHECK-NEXT: ret <4 x float> %a0
;
%1 = insertelement <4 x i32> <i32 0, i32 1, i32 2, i32 3>, i32 %a1, i32 3
%2 = tail call <4 x float> @llvm.x86.avx.vpermilvar.ps(<4 x float> %a0, <4 x i32> %1)
%3 = shufflevector <4 x float> %2, <4 x float> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 undef>
ret <4 x float> %3
}
define <8 x float> @elts_test_vpermilvar_ps_256(<8 x float> %a0, <8 x i32> %a1) {
; CHECK-LABEL: @elts_test_vpermilvar_ps_256(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <8 x float> %a0, <8 x float> undef, <8 x i32> <i32 undef, i32 0, i32 undef, i32 1, i32 undef, i32 6, i32 undef, i32 7>
; CHECK-NEXT: ret <8 x float> [[TMP1]]
;
%1 = shufflevector <8 x i32> %a1, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 3, i32 2, i32 1, i32 0>, <8 x i32> <i32 0, i32 8, i32 1, i32 9, i32 2, i32 10, i32 3, i32 11>
%2 = tail call <8 x float> @llvm.x86.avx.vpermilvar.ps.256(<8 x float> %a0, <8 x i32> %1)
%3 = shufflevector <8 x float> %2, <8 x float> undef, <8 x i32> <i32 undef, i32 1, i32 undef, i32 3, i32 undef, i32 5, i32 undef, i32 7>
ret <8 x float> %3
}
define <16 x float> @elts_test_vpermilvar_ps_512(<16 x float> %a0, <16 x i32> %a1, i32 %a2) {
; CHECK-LABEL: @elts_test_vpermilvar_ps_512(
; CHECK-NEXT: [[TMP1:%.*]] = tail call <16 x float> @llvm.x86.avx512.vpermilvar.ps.512(<16 x float> %a0, <16 x i32> %a1)
; CHECK-NEXT: ret <16 x float> [[TMP1]]
;
%1 = insertelement <16 x i32> %a1, i32 %a2, i32 0
%2 = tail call <16 x float> @llvm.x86.avx512.vpermilvar.ps.512(<16 x float> %a0, <16 x i32> %1)
%3 = shufflevector <16 x float> %2, <16 x float> undef, <16 x i32> <i32 undef, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
ret <16 x float> %3
}
define <2 x double> @elts_test_vpermilvar_pd(<2 x double> %a0, i64 %a1) {
; CHECK-LABEL: @elts_test_vpermilvar_pd(
; CHECK-NEXT: ret <2 x double> %a0
;
%1 = insertelement <2 x i64> <i64 0, i64 2>, i64 %a1, i32 1
%2 = tail call <2 x double> @llvm.x86.avx.vpermilvar.pd(<2 x double> %a0, <2 x i64> %1)
%3 = shufflevector <2 x double> %2, <2 x double> undef, <2 x i32> <i32 0, i32 undef>
ret <2 x double> %3
}
define <4 x double> @elts_test_vpermilvar_pd_256(<4 x double> %a0, <4 x i64> %a1) {
; CHECK-LABEL: @elts_test_vpermilvar_pd_256(
; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x double> %a0, <4 x double> undef, <4 x i32> <i32 1, i32 0, i32 3, i32 undef>
; CHECK-NEXT: ret <4 x double> [[TMP1]]
;
%1 = shufflevector <4 x i64> <i64 0, i64 2, i64 0, i64 2>, <4 x i64> %a1, <4 x i32> <i32 1, i32 2, i32 3, i32 4>
%2 = tail call <4 x double> @llvm.x86.avx.vpermilvar.pd.256(<4 x double> %a0, <4 x i64> %1)
%3 = shufflevector <4 x double> %2, <4 x double> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 undef>
ret <4 x double> %3
}
define <8 x double> @elts_test_vpermilvar_pd_512(<8 x double> %a0, <8 x i64> %a1, i64 %a2) {
; CHECK-LABEL: @elts_test_vpermilvar_pd_512(
; CHECK-NEXT: [[TMP1:%.*]] = insertelement <8 x i64> undef, i64 %a2, i32 0
; CHECK-NEXT: [[TMP2:%.*]] = tail call <8 x double> @llvm.x86.avx512.vpermilvar.pd.512(<8 x double> %a0, <8 x i64> [[TMP1]])
; CHECK-NEXT: [[TMP3:%.*]] = shufflevector <8 x double> [[TMP2]], <8 x double> undef, <8 x i32> zeroinitializer
; CHECK-NEXT: ret <8 x double> [[TMP3]]
;
%1 = insertelement <8 x i64> %a1, i64 %a2, i32 0
%2 = tail call <8 x double> @llvm.x86.avx512.vpermilvar.pd.512(<8 x double> %a0, <8 x i64> %1)
%3 = shufflevector <8 x double> %2, <8 x double> undef, <8 x i32> zeroinitializer
ret <8 x double> %3
}
declare <2 x double> @llvm.x86.avx.vpermilvar.pd(<2 x double>, <2 x i64>)
declare <4 x double> @llvm.x86.avx.vpermilvar.pd.256(<4 x double>, <4 x i64>)
declare <8 x double> @llvm.x86.avx512.vpermilvar.pd.512(<8 x double>, <8 x i64>)
declare <4 x float> @llvm.x86.avx.vpermilvar.ps(<4 x float>, <4 x i32>)
declare <8 x float> @llvm.x86.avx.vpermilvar.ps.256(<8 x float>, <8 x i32>)
declare <16 x float> @llvm.x86.avx512.vpermilvar.ps.512(<16 x float>, <16 x i32>)
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