xref: /llvm-project/llvm/unittests/tools/llvm-mca/X86/X86TestBase.cpp (revision 97579dcc6d3cd129c75b0502f7c43a18292d44b1) 
1 #include "X86TestBase.h"
2 #include "MCTargetDesc/X86MCTargetDesc.h"
3 #include "llvm/MC/MCInstBuilder.h"
4 #include "llvm/Support/TargetSelect.h"
5 
6 using namespace llvm;
7 using namespace mca;
8 
X86TestBase()9 X86TestBase::X86TestBase() : MCATestBase("x86_64-unknown-linux", "skylake") {
10   LLVMInitializeX86TargetInfo();
11   LLVMInitializeX86TargetMC();
12   LLVMInitializeX86Target();
13   LLVMInitializeX86AsmPrinter();
14 }
15 
getSimpleInsts(SmallVectorImpl<MCInst> & Insts,unsigned Repeats)16 void X86TestBase::getSimpleInsts(SmallVectorImpl<MCInst> &Insts,
17                                  unsigned Repeats) {
18   for (unsigned i = 0U; i < Repeats; ++i) {
19     // vmulps  %xmm0, %xmm1, %xmm2
20     Insts.push_back(MCInstBuilder(X86::VMULPSrr)
21                         .addReg(X86::XMM2)
22                         .addReg(X86::XMM1)
23                         .addReg(X86::XMM0));
24     // vhaddps %xmm2, %xmm2, %xmm3
25     Insts.push_back(MCInstBuilder(X86::VHADDPSrr)
26                         .addReg(X86::XMM3)
27                         .addReg(X86::XMM2)
28                         .addReg(X86::XMM2));
29     // vhaddps %xmm3, %xmm3, %xmm4
30     Insts.push_back(MCInstBuilder(X86::VHADDPSrr)
31                         .addReg(X86::XMM4)
32                         .addReg(X86::XMM3)
33                         .addReg(X86::XMM3));
34   }
35 }
36