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[X86] Refine code of generating BB labels in Keylocker 

Reviewed By: craig.topper

Differential Revision: https://reviews.llvm.org/D105336
This commit is contained in:
Xiang1 Zhang 2021-07-02 16:21:39 +08:00
parent 2c115ecc41
commit a39bb960fc
1 changed files with 20 additions and 33 deletions
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53
clang/lib/CodeGen/CGBuiltin.cpp
View File

@ -14758,40 +14758,34 @@ Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID,
case X86::BI__builtin_ia32_aesenc256kl_u8:
case X86::BI__builtin_ia32_aesdec256kl_u8: {
Intrinsic::ID IID;
StringRef StrNoErr, StrErr, StrEnd;
StringRef BlockName;
switch (BuiltinID) {
default: llvm_unreachable("Unexpected builtin");
default:
llvm_unreachable("Unexpected builtin");
case X86::BI__builtin_ia32_aesenc128kl_u8:
IID = Intrinsic::x86_aesenc128kl;
StrNoErr = "aesenc128kl_no_error";
StrErr = "aesenc128kl_error";
StrEnd = "aesenc128kl_end";
BlockName = "aesenc128kl";
break;
case X86::BI__builtin_ia32_aesdec128kl_u8:
IID = Intrinsic::x86_aesdec128kl;
StrNoErr = "aesdec128kl_no_error";
StrErr = "aesdec128kl_error";
StrEnd = "aesdec128kl_end";
BlockName = "aesdec128kl";
break;
case X86::BI__builtin_ia32_aesenc256kl_u8:
IID = Intrinsic::x86_aesenc256kl;
StrNoErr = "aesenc256kl_no_error";
StrErr = "aesenc256kl_error";
StrEnd = "aesenc256kl_end";
BlockName = "aesenc256kl";
break;
case X86::BI__builtin_ia32_aesdec256kl_u8:
IID = Intrinsic::x86_aesdec256kl;
StrNoErr = "aesdec256kl_no_error";
StrErr = "aesdec256kl_error";
StrEnd = "aesdec256kl_end";
BlockName = "aesdec256kl";
break;
}
Value *Call = Builder.CreateCall(CGM.getIntrinsic(IID), {Ops[1], Ops[2]});
BasicBlock *NoError = createBasicBlock(StrNoErr, this->CurFn);
BasicBlock *Error = createBasicBlock(StrErr, this->CurFn);
BasicBlock *End = createBasicBlock(StrEnd, this->CurFn);
BasicBlock *NoError =
createBasicBlock(BlockName + "_no_error", this->CurFn);
BasicBlock *Error = createBasicBlock(BlockName + "_error", this->CurFn);
BasicBlock *End = createBasicBlock(BlockName + "_end", this->CurFn);
Value *Ret = Builder.CreateExtractValue(Call, 0);
Value *Succ = Builder.CreateTrunc(Ret, Builder.getInt1Ty());
@ -14815,31 +14809,23 @@ Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID,
case X86::BI__builtin_ia32_aesencwide256kl_u8:
case X86::BI__builtin_ia32_aesdecwide256kl_u8: {
Intrinsic::ID IID;
StringRef StrNoErr, StrErr, StrEnd;
StringRef BlockName;
switch (BuiltinID) {
case X86::BI__builtin_ia32_aesencwide128kl_u8:
IID = Intrinsic::x86_aesencwide128kl;
StrNoErr = "aesencwide128kl_no_error";
StrErr = "aesencwide128kl_error";
StrEnd = "aesencwide128kl_end";
BlockName = "aesencwide128kl";
break;
case X86::BI__builtin_ia32_aesdecwide128kl_u8:
IID = Intrinsic::x86_aesdecwide128kl;
StrNoErr = "aesdecwide128kl_no_error";
StrErr = "aesdecwide128kl_error";
StrEnd = "aesdecwide128kl_end";
BlockName = "aesdecwide128kl";
break;
case X86::BI__builtin_ia32_aesencwide256kl_u8:
IID = Intrinsic::x86_aesencwide256kl;
StrNoErr = "aesencwide256kl_no_error";
StrErr = "aesencwide256kl_error";
StrEnd = "aesencwide256kl_end";
BlockName = "aesencwide256kl";
break;
case X86::BI__builtin_ia32_aesdecwide256kl_u8:
IID = Intrinsic::x86_aesdecwide256kl;
StrNoErr = "aesdecwide256kl_no_error";
StrErr = "aesdecwide256kl_error";
StrEnd = "aesdecwide256kl_end";
BlockName = "aesdecwide256kl";
break;
}
@ -14853,9 +14839,10 @@ Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID,
Value *Call = Builder.CreateCall(CGM.getIntrinsic(IID), InOps);
BasicBlock *NoError = createBasicBlock(StrNoErr, this->CurFn);
BasicBlock *Error = createBasicBlock(StrErr, this->CurFn);
BasicBlock *End = createBasicBlock(StrEnd, this->CurFn);
BasicBlock *NoError =
createBasicBlock(BlockName + "_no_error", this->CurFn);
BasicBlock *Error = createBasicBlock(BlockName + "_error", this->CurFn);
BasicBlock *End = createBasicBlock(BlockName + "_end", this->CurFn);
Value *Ret = Builder.CreateExtractValue(Call, 0);
Value *Succ = Builder.CreateTrunc(Ret, Builder.getInt1Ty());