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| author | Richard-Qin-X <richard.qin.001@gmail.com> | 2026-08-15 03:36:58 +0800 |
|---|---|---|
| committer | Richard-Qin-X <richard.qin.001@gmail.com> | 2026-08-15 03:36:58 +0800 |
| commit | 5e2a50330a643b4580a94b68b1d68107ec4e1e87 (patch) | |
| tree | f7116245d9c538588a875128522f43a59c78dba3 /backend/lib/Target | |
| parent | 2eb438cac7bdd3abb43ae1a784e8eb20d77cf7b7 (diff) | |
| download | rcc-project-5e2a50330a643b4580a94b68b1d68107ec4e1e87.tar.gz rcc-project-5e2a50330a643b4580a94b68b1d68107ec4e1e87.tar.xz | |
[GlobalISel] Lower integer operations to libcalls
Diffstat (limited to 'backend/lib/Target')
| -rw-r--r-- | backend/lib/Target/RISCV/RISCVPipeline.cpp | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/backend/lib/Target/RISCV/RISCVPipeline.cpp b/backend/lib/Target/RISCV/RISCVPipeline.cpp index 62b77f0..a8d0a20 100644 --- a/backend/lib/Target/RISCV/RISCVPipeline.cpp +++ b/backend/lib/Target/RISCV/RISCVPipeline.cpp @@ -2,6 +2,7 @@ #include "rcc/Target/RISCV/RISCVPipeline.h" +#include "GISel/RISCVCallLowering.h" #include "GISel/RISCVRegisterBankInfo.h" #include "RISCV.h" #include "RISCVInstrInfo.h" @@ -26,6 +27,10 @@ namespace rcc::riscv { namespace { +[[nodiscard]] LibcallLoweringInfo libcallLoweringInfo(const RISCVSubtarget &Subtarget) { + return {Subtarget.getCallLowering(), callingConventionID(CallingConvention::LP64)}; +} + template <typename PassT, typename... ArgumentT> [[nodiscard]] Expected<void> addPass(MachineFunctionPassManager &Pipeline, ArgumentT &&...Arguments) { @@ -39,7 +44,8 @@ template <typename PassT, typename... ArgumentT> MachineCombinerStage::PreLegalizer); if (!Added) return std::unexpected(Added.error()); - Added = addPass<Legalizer>(Pipeline, Subtarget.getLegalizerInfo(), Options.Optimization); + Added = addPass<Legalizer>(Pipeline, Subtarget.getLegalizerInfo(), Options.Optimization, + libcallLoweringInfo(Subtarget)); if (!Added) return std::unexpected(Added.error()); Added = addPass<RegBankSelect>(Pipeline, Subtarget.getRegBankInfo()); @@ -93,7 +99,8 @@ Expected<void> addCanonicalPipeline(MachineFunctionPassManager &Pipeline, MachineCombinerStage::PreLegalizer); if (!Added) return std::unexpected(Added.error()); - Added = addPass<Legalizer>(Pipeline, Subtarget.getLegalizerInfo(), Options.Optimization); + Added = addPass<Legalizer>(Pipeline, Subtarget.getLegalizerInfo(), Options.Optimization, + libcallLoweringInfo(Subtarget)); if (!Added) return std::unexpected(Added.error()); } |