<br><br><div class="gmail_quote">On Wed, Feb 8, 2012 at 9:11 AM, Duncan Sands <span dir="ltr"><<a href="mailto:baldrick@free.fr">baldrick@free.fr</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Hi Craig,<div class="im"><br>
<br>
On 08/02/12 08:44, Craig Topper wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
I only removed the builtin lines. I didn't delete the intrinsics themselves.<br>
</blockquote>
<br></div>
I see that you removed all clang support for these builtins, rather than having<br>
clang turn the builtin into a shufflevector instruction (which is what I thought<br>
you did).  Is that wise?  You just reduced GCC compatibility, when you could<br>
have kept it by expanding the builtins into generic IR.<br>
<br>
Ciao, Duncan.<br></blockquote><div><br>That's correct, but what I did is no different than what is already done for pshufd, shufps/pd, punpckl*, punpckh*, unpcklps/pd, unpckhps/pd, pshuflw, pshufhw, etc.<br> </div><blockquote class="gmail_quote" style="margin:0pt 0pt 0pt 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">

<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="im">
<br>
On Tue, Feb 7, 2012 at 11:30 PM, Duncan Sands <<a href="mailto:baldrick@free.fr" target="_blank">baldrick@free.fr</a><br></div><div><div class="h5">
<mailto:<a href="mailto:baldrick@free.fr" target="_blank">baldrick@free.fr</a>>> wrote:<br>
<br>
    Hi Craig,<br>
<br>
     > Remove GCC builtins for vpermilp* intrinsics as clang no longer needs<br>
    them. Custom lower the intrinsics to the vpermilp target specific node and<br>
    remove intrinsic patterns.<br>
<br>
    what about auto-upgrade?<br>
<br>
    Ciao, Duncan.<br>
<br>
     ><br>
     > Modified:<br>
     >      llvm/trunk/include/llvm/<u></u>IntrinsicsX86.td<br>
     >      llvm/trunk/lib/Target/X86/<u></u>X86ISelLowering.cpp<br>
     >      llvm/trunk/lib/Target/X86/<u></u>X86InstrSSE.td<br>
     ><br>
     > Modified: llvm/trunk/include/llvm/<u></u>IntrinsicsX86.td<br>
     > URL:<br>
    <a href="http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/IntrinsicsX86.td?rev=150060&r1=150059&r2=150060&view=diff" target="_blank">http://llvm.org/viewvc/llvm-<u></u>project/llvm/trunk/include/<u></u>llvm/IntrinsicsX86.td?rev=<u></u>150060&r1=150059&r2=150060&<u></u>view=diff</a><br>

    <<a href="http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/IntrinsicsX86.td?rev=150060&r1=150059&r2=150060&view=diff" target="_blank">http://llvm.org/viewvc/llvm-<u></u>project/llvm/trunk/include/<u></u>llvm/IntrinsicsX86.td?rev=<u></u>150060&r1=150059&r2=150060&<u></u>view=diff</a>><br>

     ><br>
    ==============================<u></u>==============================<u></u>==================<br>
     > --- llvm/trunk/include/llvm/<u></u>IntrinsicsX86.td (original)<br>
     > +++ llvm/trunk/include/llvm/<u></u>IntrinsicsX86.td Wed Feb  8 00:36:57 2012<br>
     > @@ -1092,17 +1092,17 @@<br>
     >           Intrinsic<[llvm_v8i32_ty], [llvm_v8i32_ty,<br>
     >                     llvm_v8i32_ty, llvm_i8_ty], [IntrNoMem]>;<br>
     ><br>
     > -  def int_x86_avx_vpermil_pd : GCCBuiltin<"__builtin_ia32_<u></u>vpermilpd">,<br>
     > +  def int_x86_avx_vpermil_pd :<br>
     >           Intrinsic<[llvm_v2f64_ty], [llvm_v2f64_ty,<br>
     >                     llvm_i8_ty], [IntrNoMem]>;<br>
     > -  def int_x86_avx_vpermil_ps : GCCBuiltin<"__builtin_ia32_<u></u>vpermilps">,<br>
     > +  def int_x86_avx_vpermil_ps :<br>
     >           Intrinsic<[llvm_v4f32_ty], [llvm_v4f32_ty,<br>
     >                     llvm_i8_ty], [IntrNoMem]>;<br>
     ><br>
     > -  def int_x86_avx_vpermil_pd_256 :<br>
    GCCBuiltin<"__builtin_ia32_<u></u>vpermilpd256">,<br>
     > +  def int_x86_avx_vpermil_pd_256 :<br>
     >           Intrinsic<[llvm_v4f64_ty], [llvm_v4f64_ty,<br>
     >                     llvm_i8_ty], [IntrNoMem]>;<br>
     > -  def int_x86_avx_vpermil_ps_256 :<br>
    GCCBuiltin<"__builtin_ia32_<u></u>vpermilps256">,<br>
     > +  def int_x86_avx_vpermil_ps_256 :<br>
     >           Intrinsic<[llvm_v8f32_ty], [llvm_v8f32_ty,<br>
     >                     llvm_i8_ty], [IntrNoMem]>;<br>
     >   }<br>
     ><br>
     > Modified: llvm/trunk/lib/Target/X86/<u></u>X86ISelLowering.cpp<br>
     > URL:<br>
    <a href="http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=150060&r1=150059&r2=150060&view=diff" target="_blank">http://llvm.org/viewvc/llvm-<u></u>project/llvm/trunk/lib/Target/<u></u>X86/X86ISelLowering.cpp?rev=<u></u>150060&r1=150059&r2=150060&<u></u>view=diff</a><br>

    <<a href="http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=150060&r1=150059&r2=150060&view=diff" target="_blank">http://llvm.org/viewvc/llvm-<u></u>project/llvm/trunk/lib/Target/<u></u>X86/X86ISelLowering.cpp?rev=<u></u>150060&r1=150059&r2=150060&<u></u>view=diff</a>><br>

     ><br>
    ==============================<u></u>==============================<u></u>==================<br>
     > --- llvm/trunk/lib/Target/X86/<u></u>X86ISelLowering.cpp (original)<br>
     > +++ llvm/trunk/lib/Target/X86/<u></u>X86ISelLowering.cpp Wed Feb  8 00:36:57 2012<br>
     > @@ -9488,6 +9488,12 @@<br>
     >     case Intrinsic::x86_avx2_<u></u>vperm2i128:<br>
     >       return DAG.getNode(X86ISD::<u></u>VPERM2X128, dl, Op.getValueType(),<br>
     >                          Op.getOperand(1), Op.getOperand(2),<br>
    Op.getOperand(3));<br>
     > +  case Intrinsic::x86_avx_vpermil_ps:<br>
     > +  case Intrinsic::x86_avx_vpermil_pd:<br>
     > +  case Intrinsic::x86_avx_vpermil_ps_<u></u>256:<br>
     > +  case Intrinsic::x86_avx_vpermil_pd_<u></u>256:<br>
     > +    return DAG.getNode(X86ISD::VPERMILP, dl, Op.getValueType(),<br>
     > +                       Op.getOperand(1), Op.getOperand(2));<br>
     ><br>
     >     // ptest and testp intrinsics. The intrinsic these come from are<br>
    designed to<br>
     >     // return an integer value, not just an instruction so lower it to<br>
    the ptest<br>
     ><br>
     > Modified: llvm/trunk/lib/Target/X86/<u></u>X86InstrSSE.td<br>
     > URL:<br>
    <a href="http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrSSE.td?rev=150060&r1=150059&r2=150060&view=diff" target="_blank">http://llvm.org/viewvc/llvm-<u></u>project/llvm/trunk/lib/Target/<u></u>X86/X86InstrSSE.td?rev=150060&<u></u>r1=150059&r2=150060&view=diff</a><br>

    <<a href="http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrSSE.td?rev=150060&r1=150059&r2=150060&view=diff" target="_blank">http://llvm.org/viewvc/llvm-<u></u>project/llvm/trunk/lib/Target/<u></u>X86/X86InstrSSE.td?rev=150060&<u></u>r1=150059&r2=150060&view=diff</a>><br>

     ><br>
    ==============================<u></u>==============================<u></u>==================<br>
     > --- llvm/trunk/lib/Target/X86/<u></u>X86InstrSSE.td (original)<br>
     > +++ llvm/trunk/lib/Target/X86/<u></u>X86InstrSSE.td Wed Feb  8 00:36:57 2012<br>
     > @@ -7129,8 +7129,8 @@<br>
     >   //<br>
     >   multiclass avx_permil<bits<8>  opc_rm, bits<8>  opc_rmi, string OpcodeStr,<br>
     >                         RegisterClass RC, X86MemOperand x86memop_f,<br>
     > -                      X86MemOperand x86memop_i, PatFrag f_frag, PatFrag<br>
    i_frag,<br>
     > -                      Intrinsic IntVar, Intrinsic IntImm>  {<br>
     > +                      X86MemOperand x86memop_i, PatFrag i_frag,<br>
     > +                      Intrinsic IntVar, ValueType vt>  {<br>
     >     def rr  : AVX8I<opc_rm, MRMSrcReg, (outs RC:$dst),<br>
     >                (ins RC:$src1, RC:$src2),<br>
     >                !strconcat(OpcodeStr, "\t{$src2, $src1, $dst|$dst, $src1,<br>
    $src2}"),<br>
     > @@ -7144,63 +7144,40 @@<br>
     >     def ri  : AVXAIi8<opc_rmi, MRMSrcReg, (outs RC:$dst),<br>
     >                (ins RC:$src1, i8imm:$src2),<br>
     >                !strconcat(OpcodeStr, "\t{$src2, $src1, $dst|$dst, $src1,<br>
    $src2}"),<br>
     > -             [(set RC:$dst, (IntImm RC:$src1, imm:$src2))]>, VEX;<br>
     > +             [(set RC:$dst, (vt (X86VPermilp RC:$src1, (i8<br>
    imm:$src2))))]>, VEX;<br>
     >     def mi  : AVXAIi8<opc_rmi, MRMSrcMem, (outs RC:$dst),<br>
     >                (ins x86memop_f:$src1, i8imm:$src2),<br>
     >                !strconcat(OpcodeStr, "\t{$src2, $src1, $dst|$dst, $src1,<br>
    $src2}"),<br>
     > -             [(set RC:$dst, (IntImm (f_frag addr:$src1), imm:$src2))]>, VEX;<br>
     > +             [(set RC:$dst,<br>
     > +               (vt (X86VPermilp (memop addr:$src1), (i8 imm:$src2))))]>,<br>
    VEX;<br>
     >   }<br>
     ><br>
     >   let ExeDomain = SSEPackedSingle in {<br>
     >     defm VPERMILPS  : avx_permil<0x0C, 0x04, "vpermilps", VR128, f128mem,<br>
    i128mem,<br>
     > -                               memopv4f32, memopv2i64,<br>
     > -                               int_x86_avx_vpermilvar_ps,<br>
     > -                               int_x86_avx_vpermil_ps>;<br>
     > +                               memopv2i64, int_x86_avx_vpermilvar_ps,<br>
    v4f32>;<br>
     >     defm VPERMILPSY : avx_permil<0x0C, 0x04, "vpermilps", VR256, f256mem,<br>
    i256mem,<br>
     > -                               memopv8f32, memopv4i64,<br>
     > -                               int_x86_avx_vpermilvar_ps_256,<br>
     > -                               int_x86_avx_vpermil_ps_256>;<br>
     > +                              memopv4i64, int_x86_avx_vpermilvar_ps_256,<br>
    v8f32>;<br>
     >   }<br>
     >   let ExeDomain = SSEPackedDouble in {<br>
     >     defm VPERMILPD  : avx_permil<0x0D, 0x05, "vpermilpd", VR128, f128mem,<br>
    i128mem,<br>
     > -                               memopv2f64, memopv2i64,<br>
     > -                               int_x86_avx_vpermilvar_pd,<br>
     > -                               int_x86_avx_vpermil_pd>;<br>
     > +                               memopv2i64, int_x86_avx_vpermilvar_pd,<br>
    v2f64>;<br>
     >     defm VPERMILPDY : avx_permil<0x0D, 0x05, "vpermilpd", VR256, f256mem,<br>
    i256mem,<br>
     > -                               memopv4f64, memopv4i64,<br>
     > -                               int_x86_avx_vpermilvar_pd_256,<br>
     > -                               int_x86_avx_vpermil_pd_256>;<br>
     > +                              memopv4i64, int_x86_avx_vpermilvar_pd_256,<br>
    v4f64>;<br>
     >   }<br>
     ><br>
     >   let Predicates = [HasAVX] in {<br>
     > -def : Pat<(v8f32 (X86VPermilp VR256:$src1, (i8 imm:$imm))),<br>
     > -          (VPERMILPSYri VR256:$src1, imm:$imm)>;<br>
     > -def : Pat<(v4f64 (X86VPermilp VR256:$src1, (i8 imm:$imm))),<br>
     > -          (VPERMILPDYri VR256:$src1, imm:$imm)>;<br>
     >   def : Pat<(v8i32 (X86VPermilp VR256:$src1, (i8 imm:$imm))),<br>
     >             (VPERMILPSYri VR256:$src1, imm:$imm)>;<br>
     >   def : Pat<(v4i64 (X86VPermilp VR256:$src1, (i8 imm:$imm))),<br>
     >             (VPERMILPDYri VR256:$src1, imm:$imm)>;<br>
     > -def : Pat<(v8f32 (X86VPermilp (memopv8f32 addr:$src1), (i8 imm:$imm))),<br>
     > -          (VPERMILPSYmi addr:$src1, imm:$imm)>;<br>
     > -def : Pat<(v4f64 (X86VPermilp (memopv4f64 addr:$src1), (i8 imm:$imm))),<br>
     > -          (VPERMILPDYmi addr:$src1, imm:$imm)>;<br>
     >   def : Pat<(v8i32 (X86VPermilp (bc_v8i32 (memopv4i64 addr:$src1)),<br>
     >                                  (i8 imm:$imm))),<br>
     >             (VPERMILPSYmi addr:$src1, imm:$imm)>;<br>
     >   def : Pat<(v4i64 (X86VPermilp (memopv4i64 addr:$src1), (i8 imm:$imm))),<br>
     >             (VPERMILPDYmi addr:$src1, imm:$imm)>;<br>
     ><br>
     > -def : Pat<(v4f32 (X86VPermilp VR128:$src1, (i8 imm:$imm))),<br>
     > -          (VPERMILPSri VR128:$src1, imm:$imm)>;<br>
     > -def : Pat<(v2f64 (X86VPermilp VR128:$src1, (i8 imm:$imm))),<br>
     > -          (VPERMILPDri VR128:$src1, imm:$imm)>;<br>
     >   def : Pat<(v2i64 (X86VPermilp VR128:$src1, (i8 imm:$imm))),<br>
     >             (VPERMILPDri VR128:$src1, imm:$imm)>;<br>
     > -def : Pat<(v4f32 (X86VPermilp (memopv4f32 addr:$src1), (i8 imm:$imm))),<br>
     > -          (VPERMILPSmi addr:$src1, imm:$imm)>;<br>
     > -def : Pat<(v2f64 (X86VPermilp (memopv2f64 addr:$src1), (i8 imm:$imm))),<br>
     > -          (VPERMILPDmi addr:$src1, imm:$imm)>;<br>
     >   def : Pat<(v2i64 (X86VPermilp (memopv2i64 addr:$src1), (i8 imm:$imm))),<br>
     >             (VPERMILPDmi addr:$src1, imm:$imm)>;<br>
     >   }<br>
     ><br>
     ><br>
     > ______________________________<u></u>_________________<br>
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<br>
<br><span class="HOEnZb"><font color="#888888">
<br>
--<br>
~Craig<br>
</font></span></blockquote>
<br>
</blockquote></div><br><br clear="all"><br>-- <br>~Craig<br>