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abi: Implement ABI_PushCallerSaveRegistersAndAdjustStack and ABI_PopCallerSaveRegistersAndAdjustStack

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This commit is contained in:
MerryMage 2016-08-31 23:53:16 +01:00
parent 702e181b35
commit 57169ec093
3 changed files with 35 additions and 17 deletions
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4
src/backend_x64/reg_alloc.cpp
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@ -278,10 +278,10 @@ void RegAlloc::HostCall(IR::Inst* result_def, IR::Value arg0_use, IR::Value arg1
constexpr std::array<HostLoc, args_count> args_hostloc = { ABI_PARAM1, ABI_PARAM2, ABI_PARAM3, ABI_PARAM4 };
const std::array<IR::Value*, args_count> args = {&arg0_use, &arg1_use, &arg2_use, &arg3_use};
const static std::vector<HostLoc> other_caller_save = [](){
const static std::vector<HostLoc> other_caller_save = [args_hostloc](){
std::vector<HostLoc> ret(ABI_ALL_CALLER_SAVE.begin(), ABI_ALL_CALLER_SAVE.end());
for (auto hostloc : {ABI_RETURN, ABI_PARAM1, ABI_PARAM2, ABI_PARAM3, ABI_PARAM4})
for (auto hostloc : args_hostloc)
ret.erase(std::find(ret.begin(), ret.end(), hostloc));
return ret;