Skip to content

SystemZ: Move runtime libcall setting out of TargetLowering #142622

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Jun 3, 2025
Merged

SystemZ: Move runtime libcall setting out of TargetLowering #142622

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
13 changes: 13 additions & 0 deletions llvm/lib/IR/RuntimeLibcalls.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -278,4 +278,17 @@ void RuntimeLibcallsInfo::initLibcalls(const Triple &TT) {
}
setLibcallName(RTLIB::MULO_I128, nullptr);
}

if (TT.isSystemZ() && TT.isOSzOS()) {
struct RTLibCallMapping {
RTLIB::Libcall Code;
const char *Name;
};
static RTLibCallMapping RTLibCallCommon[] = {
#define HANDLE_LIBCALL(code, name) {RTLIB::code, name},
#include "ZOSLibcallNames.def"
};
for (auto &E : RTLibCallCommon)
setLibcallName(E.Code, E.Name);
}
}
0 llvm/lib/Target/SystemZ/ZOSLibcallNames.def → llvm/lib/IR/ZOSLibcallNames.def
View file
Open in desktop
File renamed without changes.
13 changes: 0 additions & 13 deletions llvm/lib/Target/SystemZ/SystemZISelLowering.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -828,19 +828,6 @@ SystemZTargetLowering::SystemZTargetLowering(const TargetMachine &TM,

// Default to having -disable-strictnode-mutation on
IsStrictFPEnabled = true;

if (Subtarget.isTargetzOS()) {
struct RTLibCallMapping {
RTLIB::Libcall Code;
const char *Name;
};
static RTLibCallMapping RTLibCallCommon[] = {
#define HANDLE_LIBCALL(code, name) {RTLIB::code, name},
#include "ZOSLibcallNames.def"
};
for (auto &E : RTLibCallCommon)
setLibcallName(E.Code, E.Name);
}
}

bool SystemZTargetLowering::useSoftFloat() const {
Expand Down
Loading