maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

Start generating SSE intrinsics. 

llvm-svn: 45079
This commit is contained in:
Anders Carlsson 2007-12-16 22:33:50 +00:00
parent eaaae467c7
commit ca6bcae0be
1 changed files with 147 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

149
clang/CodeGen/CGBuiltin.cpp
View File

@ -199,12 +199,16 @@ Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID,
case X86::BI__builtin_ia32_paddd:
case X86::BI__builtin_ia32_paddq:
case X86::BI__builtin_ia32_paddw:
return Builder.CreateAdd(Ops[0], Ops[1], "padd");
case X86::BI__builtin_ia32_addps:
return Builder.CreateAdd(Ops[0], Ops[1], "add");
case X86::BI__builtin_ia32_psubb:
case X86::BI__builtin_ia32_psubd:
case X86::BI__builtin_ia32_psubq:
case X86::BI__builtin_ia32_psubw:
return Builder.CreateSub(Ops[0], Ops[1], "psub");
case X86::BI__builtin_ia32_subps:
return Builder.CreateSub(Ops[0], Ops[1], "sub");
case X86::BI__builtin_ia32_divps:
return Builder.CreateFDiv(Ops[0], Ops[1], "divps");
case X86::BI__builtin_ia32_pmullw:
return Builder.CreateMul(Ops[0], Ops[1], "pmul");
case X86::BI__builtin_ia32_punpckhbw:
@ -299,6 +303,147 @@ Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID,
return EmitVector(&Ops[0], Ops.size());
case X86::BI__builtin_ia32_vec_ext_v2si:
return Builder.CreateExtractElement(Ops[0], Ops[1], "result");
case X86::BI__builtin_ia32_cmpordss:
case X86::BI__builtin_ia32_cmpunordss:
case X86::BI__builtin_ia32_cmpeqss:
case X86::BI__builtin_ia32_cmpltss:
case X86::BI__builtin_ia32_cmpless:
case X86::BI__builtin_ia32_cmpneqss:
case X86::BI__builtin_ia32_cmpnltss:
case X86::BI__builtin_ia32_cmpnless: {
int i = 0;
const char *name = 0;
switch (BuiltinID) {
default: assert(0 && "Unknown compare builtin!");
case X86::BI__builtin_ia32_cmpeqss:
i = 0;
name = "cmpeqss";
break;
case X86::BI__builtin_ia32_cmpltss:
i = 1;
name = "cmpltss";
break;
case X86::BI__builtin_ia32_cmpless:
i = 2;
name = "cmpless";
break;
case X86::BI__builtin_ia32_cmpunordss:
i = 3;
name = "cmpunordss";
break;
case X86::BI__builtin_ia32_cmpneqss:
i = 4;
name = "cmpneqss";
break;
case X86::BI__builtin_ia32_cmpnltss:
i = 5;
name = "cmpntlss";
break;
case X86::BI__builtin_ia32_cmpnless:
i = 6;
name = "cmpnless";
break;
case X86::BI__builtin_ia32_cmpordss:
i = 7;
name = "cmpordss";
break;
}
Ops.push_back(llvm::ConstantInt::get(llvm::Type::Int8Ty, i));
llvm::Function *F = Intrinsic::getDeclaration(&CGM.getModule(),
Intrinsic::x86_sse_cmp_ss);
return Builder.CreateCall(F, &Ops[0], &Ops[0] + Ops.size(), name);
}
case X86::BI__builtin_ia32_cmpordps:
case X86::BI__builtin_ia32_cmpunordps:
case X86::BI__builtin_ia32_cmpeqps:
case X86::BI__builtin_ia32_cmpltps:
case X86::BI__builtin_ia32_cmpleps:
case X86::BI__builtin_ia32_cmpneqps:
case X86::BI__builtin_ia32_cmpngtps:
case X86::BI__builtin_ia32_cmpnltps:
case X86::BI__builtin_ia32_cmpgtps:
case X86::BI__builtin_ia32_cmpgeps:
case X86::BI__builtin_ia32_cmpngeps:
case X86::BI__builtin_ia32_cmpnleps: {
int i = 0;
const char *name = 0;
bool ShouldSwap = false;
switch (BuiltinID) {
default: assert(0 && "Unknown compare builtin!");
case X86::BI__builtin_ia32_cmpeqps:
i = 0;
name = "cmpeqps";
break;
case X86::BI__builtin_ia32_cmpltps:
i = 1;
name = "cmpltps";
break;
case X86::BI__builtin_ia32_cmpleps:
i = 2;
name = "cmpleps";
break;
case X86::BI__builtin_ia32_cmpunordps:
i = 3;
name = "cmpunordps";
break;
case X86::BI__builtin_ia32_cmpneqps:
i = 4;
name = "cmpneqps";
break;
case X86::BI__builtin_ia32_cmpnltps:
i = 5;
name = "cmpntlps";
break;
case X86::BI__builtin_ia32_cmpnleps:
i = 6;
name = "cmpnleps";
break;
case X86::BI__builtin_ia32_cmpordps:
i = 7;
name = "cmpordps";
break;
case X86::BI__builtin_ia32_cmpgtps:
i = 1;
name = "cmpgtps";
ShouldSwap = true;
break;
case X86::BI__builtin_ia32_cmpgeps:
i = 2;
name = "cmpgeps";
ShouldSwap = true;
break;
case X86::BI__builtin_ia32_cmpngtps:
i = 5;
name = "cmpngtps";
ShouldSwap = true;
break;
case X86::BI__builtin_ia32_cmpngeps:
i = 6;
name = "cmpngeps";
ShouldSwap = true;
break;
}
if (ShouldSwap)
std::swap(Ops[0], Ops[1]);
Ops.push_back(llvm::ConstantInt::get(llvm::Type::Int8Ty, i));
llvm::Function *F = Intrinsic::getDeclaration(&CGM.getModule(),
Intrinsic::x86_sse_cmp_ps);
return Builder.CreateCall(F, &Ops[0], &Ops[0] + Ops.size(), name);
}
case X86::BI__builtin_ia32_movss:
return EmitShuffleVector(Ops[0], Ops[1], 4, 1, 2, 3, "movss");
case X86::BI__builtin_ia32_shufps:
int i = cast<ConstantInt>(Ops[2])->getZExtValue();
return EmitShuffleVector(Ops[0], Ops[1],
i & 0x3, (i & 0xc) >> 2,
((i & 0x30) >> 4) + 4,
((i & 0x60) >> 6) + 4, "shufps");
}
}