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[stackmaps] More extraction of common code [NFCI]

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General cleanup before starting to work on the part I want to actually change.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@279586 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Philip Reames
2016-08-23 23:33:29 +00:00
parent 7433358528
commit 87510039fc
6 changed files with 55 additions and 24 deletions
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lib/CodeGen/StackMaps.cpp
+5 -6
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@@ -35,7 +35,8 @@ static cl::opt<int> StackMapVersion(
const char *StackMaps::WSMP = "Stack Maps: ";
StackMapOpers::StackMapOpers(const MachineInstr *MI) {
StackMapOpers::StackMapOpers(const MachineInstr *MI)
: MI(MI) {
assert(getVarIdx() <= MI->getNumOperands() &&
"invalid stackmap definition");
}
@@ -43,8 +44,7 @@ StackMapOpers::StackMapOpers(const MachineInstr *MI) {
PatchPointOpers::PatchPointOpers(const MachineInstr *MI)
: MI(MI), HasDef(MI->getOperand(0).isReg() && MI->getOperand(0).isDef() &&
!MI->getOperand(0).isImplicit()),
IsAnyReg(MI->getOperand(getMetaIdx(CCPos)).getImm() ==
CallingConv::AnyReg) {
IsAnyReg(getCallingConv() == CallingConv::AnyReg) {
#ifndef NDEBUG
unsigned CheckStartIdx = 0, e = MI->getNumOperands();
while (CheckStartIdx < e && MI->getOperand(CheckStartIdx).isReg() &&
@@ -358,8 +358,7 @@ void StackMaps::recordPatchPoint(const MachineInstr &MI) {
assert(MI.getOpcode() == TargetOpcode::PATCHPOINT && "expected patchpoint");
PatchPointOpers opers(&MI);
const int64_t ID = opers.getMetaOper(PatchPointOpers::IDPos).getImm();
const int64_t ID = opers.getID();
auto MOI = std::next(MI.operands_begin(), opers.getStackMapStartIdx());
recordStackMapOpers(MI, ID, MOI, MI.operands_end(),
opers.isAnyReg() && opers.hasDef());
@@ -368,7 +367,7 @@ void StackMaps::recordPatchPoint(const MachineInstr &MI) {
// verify anyregcc
auto &Locations = CSInfos.back().Locations;
if (opers.isAnyReg()) {
unsigned NArgs = opers.getMetaOper(PatchPointOpers::NArgPos).getImm();
unsigned NArgs = opers.getNumCallArgs();
for (unsigned i = 0, e = (opers.hasDef() ? NArgs + 1 : NArgs); i != e; ++i)
assert(Locations[i].Type == Location::Register &&
"anyreg arg must be in reg.");