[llvm] r211820 - Reduce indentation.
Eric Christopher
echristo at gmail.com
Thu Jun 26 17:13:49 PDT 2014
Author: echristo
Date: Thu Jun 26 19:13:49 2014
New Revision: 211820
URL: http://llvm.org/viewvc/llvm-project?rev=211820&view=rev
Log:
Reduce indentation.
Modified:
llvm/trunk/lib/Target/Hexagon/HexagonISelLowering.cpp
Modified: llvm/trunk/lib/Target/Hexagon/HexagonISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonISelLowering.cpp?rev=211820&r1=211819&r2=211820&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/HexagonISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/Hexagon/HexagonISelLowering.cpp Thu Jun 26 19:13:49 2014
@@ -1038,424 +1038,422 @@ HexagonTargetLowering::LowerBlockAddress
// TargetLowering Implementation
//===----------------------------------------------------------------------===//
-HexagonTargetLowering::HexagonTargetLowering(HexagonTargetMachine
- &targetmachine)
- : TargetLowering(targetmachine, new HexagonTargetObjectFile()),
- TM(targetmachine) {
-
- const HexagonRegisterInfo* QRI = TM.getRegisterInfo();
-
- // Set up the register classes.
- addRegisterClass(MVT::i32, &Hexagon::IntRegsRegClass);
- addRegisterClass(MVT::i64, &Hexagon::DoubleRegsRegClass);
-
- if (QRI->Subtarget.hasV5TOps()) {
- addRegisterClass(MVT::f32, &Hexagon::IntRegsRegClass);
- addRegisterClass(MVT::f64, &Hexagon::DoubleRegsRegClass);
- }
-
- addRegisterClass(MVT::i1, &Hexagon::PredRegsRegClass);
-
- computeRegisterProperties();
-
- // Align loop entry
- setPrefLoopAlignment(4);
-
- // Limits for inline expansion of memcpy/memmove
- MaxStoresPerMemcpy = 6;
- MaxStoresPerMemmove = 6;
-
- //
- // Library calls for unsupported operations
- //
-
- setLibcallName(RTLIB::SINTTOFP_I128_F64, "__hexagon_floattidf");
- setLibcallName(RTLIB::SINTTOFP_I128_F32, "__hexagon_floattisf");
-
- setLibcallName(RTLIB::FPTOUINT_F32_I128, "__hexagon_fixunssfti");
- setLibcallName(RTLIB::FPTOUINT_F64_I128, "__hexagon_fixunsdfti");
-
- setLibcallName(RTLIB::FPTOSINT_F32_I128, "__hexagon_fixsfti");
- setLibcallName(RTLIB::FPTOSINT_F64_I128, "__hexagon_fixdfti");
-
- setLibcallName(RTLIB::SDIV_I32, "__hexagon_divsi3");
- setOperationAction(ISD::SDIV, MVT::i32, Expand);
- setLibcallName(RTLIB::SREM_I32, "__hexagon_umodsi3");
- setOperationAction(ISD::SREM, MVT::i32, Expand);
-
- setLibcallName(RTLIB::SDIV_I64, "__hexagon_divdi3");
- setOperationAction(ISD::SDIV, MVT::i64, Expand);
- setLibcallName(RTLIB::SREM_I64, "__hexagon_moddi3");
- setOperationAction(ISD::SREM, MVT::i64, Expand);
-
- setLibcallName(RTLIB::UDIV_I32, "__hexagon_udivsi3");
- setOperationAction(ISD::UDIV, MVT::i32, Expand);
-
- setLibcallName(RTLIB::UDIV_I64, "__hexagon_udivdi3");
- setOperationAction(ISD::UDIV, MVT::i64, Expand);
-
- setLibcallName(RTLIB::UREM_I32, "__hexagon_umodsi3");
- setOperationAction(ISD::UREM, MVT::i32, Expand);
-
- setLibcallName(RTLIB::UREM_I64, "__hexagon_umoddi3");
- setOperationAction(ISD::UREM, MVT::i64, Expand);
-
- setLibcallName(RTLIB::DIV_F32, "__hexagon_divsf3");
- setOperationAction(ISD::FDIV, MVT::f32, Expand);
-
- setLibcallName(RTLIB::DIV_F64, "__hexagon_divdf3");
- setOperationAction(ISD::FDIV, MVT::f64, Expand);
-
- setOperationAction(ISD::FSQRT, MVT::f32, Expand);
- setOperationAction(ISD::FSQRT, MVT::f64, Expand);
- setOperationAction(ISD::FSIN, MVT::f32, Expand);
- setOperationAction(ISD::FSIN, MVT::f64, Expand);
-
- if (QRI->Subtarget.hasV5TOps()) {
- // Hexagon V5 Support.
- setOperationAction(ISD::FADD, MVT::f32, Legal);
- setOperationAction(ISD::FADD, MVT::f64, Legal);
- setOperationAction(ISD::FP_EXTEND, MVT::f32, Legal);
- setCondCodeAction(ISD::SETOEQ, MVT::f32, Legal);
- setCondCodeAction(ISD::SETOEQ, MVT::f64, Legal);
- setCondCodeAction(ISD::SETUEQ, MVT::f32, Legal);
- setCondCodeAction(ISD::SETUEQ, MVT::f64, Legal);
-
- setCondCodeAction(ISD::SETOGE, MVT::f32, Legal);
- setCondCodeAction(ISD::SETOGE, MVT::f64, Legal);
- setCondCodeAction(ISD::SETUGE, MVT::f32, Legal);
- setCondCodeAction(ISD::SETUGE, MVT::f64, Legal);
-
- setCondCodeAction(ISD::SETOGT, MVT::f32, Legal);
- setCondCodeAction(ISD::SETOGT, MVT::f64, Legal);
- setCondCodeAction(ISD::SETUGT, MVT::f32, Legal);
- setCondCodeAction(ISD::SETUGT, MVT::f64, Legal);
-
- setCondCodeAction(ISD::SETOLE, MVT::f32, Legal);
- setCondCodeAction(ISD::SETOLE, MVT::f64, Legal);
- setCondCodeAction(ISD::SETOLT, MVT::f32, Legal);
- setCondCodeAction(ISD::SETOLT, MVT::f64, Legal);
-
- setOperationAction(ISD::ConstantFP, MVT::f32, Legal);
- setOperationAction(ISD::ConstantFP, MVT::f64, Legal);
-
- setOperationAction(ISD::FP_TO_UINT, MVT::i1, Promote);
- setOperationAction(ISD::FP_TO_SINT, MVT::i1, Promote);
- setOperationAction(ISD::UINT_TO_FP, MVT::i1, Promote);
- setOperationAction(ISD::SINT_TO_FP, MVT::i1, Promote);
-
- setOperationAction(ISD::FP_TO_UINT, MVT::i8, Promote);
- setOperationAction(ISD::FP_TO_SINT, MVT::i8, Promote);
- setOperationAction(ISD::UINT_TO_FP, MVT::i8, Promote);
- setOperationAction(ISD::SINT_TO_FP, MVT::i8, Promote);
-
- setOperationAction(ISD::FP_TO_UINT, MVT::i16, Promote);
- setOperationAction(ISD::FP_TO_SINT, MVT::i16, Promote);
- setOperationAction(ISD::UINT_TO_FP, MVT::i16, Promote);
- setOperationAction(ISD::SINT_TO_FP, MVT::i16, Promote);
-
- setOperationAction(ISD::FP_TO_UINT, MVT::i32, Legal);
- setOperationAction(ISD::FP_TO_SINT, MVT::i32, Legal);
- setOperationAction(ISD::UINT_TO_FP, MVT::i32, Legal);
- setOperationAction(ISD::SINT_TO_FP, MVT::i32, Legal);
-
- setOperationAction(ISD::FP_TO_UINT, MVT::i64, Legal);
- setOperationAction(ISD::FP_TO_SINT, MVT::i64, Legal);
- setOperationAction(ISD::UINT_TO_FP, MVT::i64, Legal);
- setOperationAction(ISD::SINT_TO_FP, MVT::i64, Legal);
-
- setOperationAction(ISD::FABS, MVT::f32, Legal);
- setOperationAction(ISD::FABS, MVT::f64, Expand);
-
- setOperationAction(ISD::FNEG, MVT::f32, Legal);
- setOperationAction(ISD::FNEG, MVT::f64, Expand);
- } else {
-
- // Expand fp<->uint.
- setOperationAction(ISD::FP_TO_SINT, MVT::i32, Expand);
- setOperationAction(ISD::FP_TO_UINT, MVT::i32, Expand);
-
- setOperationAction(ISD::SINT_TO_FP, MVT::i32, Expand);
- setOperationAction(ISD::UINT_TO_FP, MVT::i32, Expand);
-
- setLibcallName(RTLIB::SINTTOFP_I64_F32, "__hexagon_floatdisf");
- setLibcallName(RTLIB::UINTTOFP_I64_F32, "__hexagon_floatundisf");
-
- setLibcallName(RTLIB::UINTTOFP_I32_F32, "__hexagon_floatunsisf");
- setLibcallName(RTLIB::SINTTOFP_I32_F32, "__hexagon_floatsisf");
-
- setLibcallName(RTLIB::SINTTOFP_I64_F64, "__hexagon_floatdidf");
- setLibcallName(RTLIB::UINTTOFP_I64_F64, "__hexagon_floatundidf");
-
- setLibcallName(RTLIB::UINTTOFP_I32_F64, "__hexagon_floatunsidf");
- setLibcallName(RTLIB::SINTTOFP_I32_F64, "__hexagon_floatsidf");
-
- setLibcallName(RTLIB::FPTOUINT_F32_I32, "__hexagon_fixunssfsi");
- setLibcallName(RTLIB::FPTOUINT_F32_I64, "__hexagon_fixunssfdi");
-
- setLibcallName(RTLIB::FPTOSINT_F64_I64, "__hexagon_fixdfdi");
- setLibcallName(RTLIB::FPTOSINT_F32_I64, "__hexagon_fixsfdi");
-
- setLibcallName(RTLIB::FPTOUINT_F64_I32, "__hexagon_fixunsdfsi");
- setLibcallName(RTLIB::FPTOUINT_F64_I64, "__hexagon_fixunsdfdi");
-
- setLibcallName(RTLIB::ADD_F64, "__hexagon_adddf3");
- setOperationAction(ISD::FADD, MVT::f64, Expand);
-
- setLibcallName(RTLIB::ADD_F32, "__hexagon_addsf3");
- setOperationAction(ISD::FADD, MVT::f32, Expand);
-
- setLibcallName(RTLIB::FPEXT_F32_F64, "__hexagon_extendsfdf2");
- setOperationAction(ISD::FP_EXTEND, MVT::f32, Expand);
-
- setLibcallName(RTLIB::OEQ_F32, "__hexagon_eqsf2");
- setCondCodeAction(ISD::SETOEQ, MVT::f32, Expand);
-
- setLibcallName(RTLIB::OEQ_F64, "__hexagon_eqdf2");
- setCondCodeAction(ISD::SETOEQ, MVT::f64, Expand);
-
- setLibcallName(RTLIB::OGE_F32, "__hexagon_gesf2");
- setCondCodeAction(ISD::SETOGE, MVT::f32, Expand);
-
- setLibcallName(RTLIB::OGE_F64, "__hexagon_gedf2");
- setCondCodeAction(ISD::SETOGE, MVT::f64, Expand);
-
- setLibcallName(RTLIB::OGT_F32, "__hexagon_gtsf2");
- setCondCodeAction(ISD::SETOGT, MVT::f32, Expand);
-
- setLibcallName(RTLIB::OGT_F64, "__hexagon_gtdf2");
- setCondCodeAction(ISD::SETOGT, MVT::f64, Expand);
-
- setLibcallName(RTLIB::FPTOSINT_F64_I32, "__hexagon_fixdfsi");
- setOperationAction(ISD::FP_TO_SINT, MVT::f64, Expand);
-
- setLibcallName(RTLIB::FPTOSINT_F32_I32, "__hexagon_fixsfsi");
- setOperationAction(ISD::FP_TO_SINT, MVT::f32, Expand);
-
- setLibcallName(RTLIB::OLE_F64, "__hexagon_ledf2");
- setCondCodeAction(ISD::SETOLE, MVT::f64, Expand);
-
- setLibcallName(RTLIB::OLE_F32, "__hexagon_lesf2");
- setCondCodeAction(ISD::SETOLE, MVT::f32, Expand);
-
- setLibcallName(RTLIB::OLT_F64, "__hexagon_ltdf2");
- setCondCodeAction(ISD::SETOLT, MVT::f64, Expand);
-
- setLibcallName(RTLIB::OLT_F32, "__hexagon_ltsf2");
- setCondCodeAction(ISD::SETOLT, MVT::f32, Expand);
-
- setLibcallName(RTLIB::MUL_F64, "__hexagon_muldf3");
- setOperationAction(ISD::FMUL, MVT::f64, Expand);
-
- setLibcallName(RTLIB::MUL_F32, "__hexagon_mulsf3");
- setOperationAction(ISD::MUL, MVT::f32, Expand);
-
- setLibcallName(RTLIB::UNE_F64, "__hexagon_nedf2");
- setCondCodeAction(ISD::SETUNE, MVT::f64, Expand);
-
- setLibcallName(RTLIB::UNE_F32, "__hexagon_nesf2");
-
- setLibcallName(RTLIB::SUB_F64, "__hexagon_subdf3");
- setOperationAction(ISD::SUB, MVT::f64, Expand);
-
- setLibcallName(RTLIB::SUB_F32, "__hexagon_subsf3");
- setOperationAction(ISD::SUB, MVT::f32, Expand);
-
- setLibcallName(RTLIB::FPROUND_F64_F32, "__hexagon_truncdfsf2");
- setOperationAction(ISD::FP_ROUND, MVT::f64, Expand);
-
- setLibcallName(RTLIB::UO_F64, "__hexagon_unorddf2");
- setCondCodeAction(ISD::SETUO, MVT::f64, Expand);
-
- setLibcallName(RTLIB::O_F64, "__hexagon_unorddf2");
- setCondCodeAction(ISD::SETO, MVT::f64, Expand);
-
- setLibcallName(RTLIB::O_F32, "__hexagon_unordsf2");
- setCondCodeAction(ISD::SETO, MVT::f32, Expand);
-
- setLibcallName(RTLIB::UO_F32, "__hexagon_unordsf2");
- setCondCodeAction(ISD::SETUO, MVT::f32, Expand);
-
- setOperationAction(ISD::FABS, MVT::f32, Expand);
- setOperationAction(ISD::FABS, MVT::f64, Expand);
- setOperationAction(ISD::FNEG, MVT::f32, Expand);
- setOperationAction(ISD::FNEG, MVT::f64, Expand);
- }
-
- setLibcallName(RTLIB::SREM_I32, "__hexagon_modsi3");
- setOperationAction(ISD::SREM, MVT::i32, Expand);
-
- setIndexedLoadAction(ISD::POST_INC, MVT::i8, Legal);
- setIndexedLoadAction(ISD::POST_INC, MVT::i16, Legal);
- setIndexedLoadAction(ISD::POST_INC, MVT::i32, Legal);
- setIndexedLoadAction(ISD::POST_INC, MVT::i64, Legal);
-
- setIndexedStoreAction(ISD::POST_INC, MVT::i8, Legal);
- setIndexedStoreAction(ISD::POST_INC, MVT::i16, Legal);
- setIndexedStoreAction(ISD::POST_INC, MVT::i32, Legal);
- setIndexedStoreAction(ISD::POST_INC, MVT::i64, Legal);
-
- setOperationAction(ISD::BUILD_PAIR, MVT::i64, Expand);
-
- // Turn FP extload into load/fextend.
- setLoadExtAction(ISD::EXTLOAD, MVT::f32, Expand);
- // Hexagon has a i1 sign extending load.
- setLoadExtAction(ISD::SEXTLOAD, MVT::i1, Expand);
- // Turn FP truncstore into trunc + store.
- setTruncStoreAction(MVT::f64, MVT::f32, Expand);
-
- // Custom legalize GlobalAddress nodes into CONST32.
- setOperationAction(ISD::GlobalAddress, MVT::i32, Custom);
- setOperationAction(ISD::GlobalAddress, MVT::i8, Custom);
- setOperationAction(ISD::BlockAddress, MVT::i32, Custom);
- // Truncate action?
- setOperationAction(ISD::TRUNCATE, MVT::i64, Expand);
-
- // Hexagon doesn't have sext_inreg, replace them with shl/sra.
- setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i1 , Expand);
-
- // Hexagon has no REM or DIVREM operations.
- setOperationAction(ISD::UREM, MVT::i32, Expand);
- setOperationAction(ISD::SREM, MVT::i32, Expand);
- setOperationAction(ISD::SDIVREM, MVT::i32, Expand);
- setOperationAction(ISD::UDIVREM, MVT::i32, Expand);
- setOperationAction(ISD::SREM, MVT::i64, Expand);
- setOperationAction(ISD::SDIVREM, MVT::i64, Expand);
- setOperationAction(ISD::UDIVREM, MVT::i64, Expand);
-
- setOperationAction(ISD::BSWAP, MVT::i64, Expand);
-
- // Lower SELECT_CC to SETCC and SELECT.
- setOperationAction(ISD::SELECT_CC, MVT::i1, Expand);
- setOperationAction(ISD::SELECT_CC, MVT::i32, Expand);
- setOperationAction(ISD::SELECT_CC, MVT::i64, Expand);
-
- if (QRI->Subtarget.hasV5TOps()) {
-
- // We need to make the operation type of SELECT node to be Custom,
- // such that we don't go into the infinite loop of
- // select -> setcc -> select_cc -> select loop.
- setOperationAction(ISD::SELECT, MVT::f32, Custom);
- setOperationAction(ISD::SELECT, MVT::f64, Custom);
-
- setOperationAction(ISD::SELECT_CC, MVT::f32, Expand);
- setOperationAction(ISD::SELECT_CC, MVT::f64, Expand);
-
- } else {
-
- // Hexagon has no select or setcc: expand to SELECT_CC.
- setOperationAction(ISD::SELECT, MVT::f32, Expand);
- setOperationAction(ISD::SELECT, MVT::f64, Expand);
- }
-
- if (EmitJumpTables) {
- setOperationAction(ISD::BR_JT, MVT::Other, Custom);
- } else {
- setOperationAction(ISD::BR_JT, MVT::Other, Expand);
- }
- // Increase jump tables cutover to 5, was 4.
- setMinimumJumpTableEntries(5);
-
- setOperationAction(ISD::BR_CC, MVT::f32, Expand);
- setOperationAction(ISD::BR_CC, MVT::f64, Expand);
- setOperationAction(ISD::BR_CC, MVT::i1, Expand);
- setOperationAction(ISD::BR_CC, MVT::i32, Expand);
- setOperationAction(ISD::BR_CC, MVT::i64, Expand);
-
- setOperationAction(ISD::ATOMIC_FENCE, MVT::Other, Custom);
-
- setOperationAction(ISD::FSIN , MVT::f64, Expand);
- setOperationAction(ISD::FCOS , MVT::f64, Expand);
- setOperationAction(ISD::FREM , MVT::f64, Expand);
- setOperationAction(ISD::FSIN , MVT::f32, Expand);
- setOperationAction(ISD::FCOS , MVT::f32, Expand);
- setOperationAction(ISD::FREM , MVT::f32, Expand);
- setOperationAction(ISD::FSINCOS, MVT::f64, Expand);
- setOperationAction(ISD::FSINCOS, MVT::f32, Expand);
-
- // In V4, we have double word add/sub with carry. The problem with
- // modelling this instruction is that it produces 2 results - Rdd and Px.
- // To model update of Px, we will have to use Defs[p0..p3] which will
- // cause any predicate live range to spill. So, we pretend we dont't
- // have these instructions.
- setOperationAction(ISD::ADDE, MVT::i8, Expand);
- setOperationAction(ISD::ADDE, MVT::i16, Expand);
- setOperationAction(ISD::ADDE, MVT::i32, Expand);
- setOperationAction(ISD::ADDE, MVT::i64, Expand);
- setOperationAction(ISD::SUBE, MVT::i8, Expand);
- setOperationAction(ISD::SUBE, MVT::i16, Expand);
- setOperationAction(ISD::SUBE, MVT::i32, Expand);
- setOperationAction(ISD::SUBE, MVT::i64, Expand);
- setOperationAction(ISD::ADDC, MVT::i8, Expand);
- setOperationAction(ISD::ADDC, MVT::i16, Expand);
- setOperationAction(ISD::ADDC, MVT::i32, Expand);
- setOperationAction(ISD::ADDC, MVT::i64, Expand);
- setOperationAction(ISD::SUBC, MVT::i8, Expand);
- setOperationAction(ISD::SUBC, MVT::i16, Expand);
- setOperationAction(ISD::SUBC, MVT::i32, Expand);
- setOperationAction(ISD::SUBC, MVT::i64, Expand);
-
- setOperationAction(ISD::CTPOP, MVT::i32, Expand);
- setOperationAction(ISD::CTPOP, MVT::i64, Expand);
- setOperationAction(ISD::CTTZ , MVT::i32, Expand);
- setOperationAction(ISD::CTTZ , MVT::i64, Expand);
- setOperationAction(ISD::CTTZ_ZERO_UNDEF, MVT::i32, Expand);
- setOperationAction(ISD::CTTZ_ZERO_UNDEF, MVT::i64, Expand);
- setOperationAction(ISD::CTLZ , MVT::i32, Expand);
- setOperationAction(ISD::CTLZ , MVT::i64, Expand);
- setOperationAction(ISD::CTLZ_ZERO_UNDEF, MVT::i32, Expand);
- setOperationAction(ISD::CTLZ_ZERO_UNDEF, MVT::i64, Expand);
- setOperationAction(ISD::ROTL , MVT::i32, Expand);
- setOperationAction(ISD::ROTR , MVT::i32, Expand);
- setOperationAction(ISD::BSWAP, MVT::i32, Expand);
- setOperationAction(ISD::FCOPYSIGN, MVT::f64, Expand);
- setOperationAction(ISD::FCOPYSIGN, MVT::f32, Expand);
- setOperationAction(ISD::FPOW , MVT::f64, Expand);
- setOperationAction(ISD::FPOW , MVT::f32, Expand);
-
- setOperationAction(ISD::SHL_PARTS, MVT::i32, Expand);
- setOperationAction(ISD::SRA_PARTS, MVT::i32, Expand);
- setOperationAction(ISD::SRL_PARTS, MVT::i32, Expand);
-
- setOperationAction(ISD::UMUL_LOHI, MVT::i32, Expand);
- setOperationAction(ISD::SMUL_LOHI, MVT::i32, Expand);
-
- setOperationAction(ISD::SMUL_LOHI, MVT::i64, Expand);
- setOperationAction(ISD::UMUL_LOHI, MVT::i64, Expand);
-
- setOperationAction(ISD::EH_RETURN, MVT::Other, Custom);
-
- if (TM.getSubtargetImpl()->isSubtargetV2()) {
- setExceptionPointerRegister(Hexagon::R20);
- setExceptionSelectorRegister(Hexagon::R21);
- } else {
- setExceptionPointerRegister(Hexagon::R0);
- setExceptionSelectorRegister(Hexagon::R1);
- }
-
- // VASTART needs to be custom lowered to use the VarArgsFrameIndex.
- setOperationAction(ISD::VASTART , MVT::Other, Custom);
-
- // Use the default implementation.
- setOperationAction(ISD::VAARG , MVT::Other, Expand);
- setOperationAction(ISD::VACOPY , MVT::Other, Expand);
- setOperationAction(ISD::VAEND , MVT::Other, Expand);
- setOperationAction(ISD::STACKSAVE , MVT::Other, Expand);
- setOperationAction(ISD::STACKRESTORE , MVT::Other, Expand);
-
-
- setOperationAction(ISD::DYNAMIC_STACKALLOC, MVT::i32 , Custom);
- setOperationAction(ISD::INLINEASM , MVT::Other, Custom);
-
- setMinFunctionAlignment(2);
-
- // Needed for DYNAMIC_STACKALLOC expansion.
- unsigned StackRegister = TM.getRegisterInfo()->getStackRegister();
- setStackPointerRegisterToSaveRestore(StackRegister);
- setSchedulingPreference(Sched::VLIW);
+HexagonTargetLowering::HexagonTargetLowering(
+ HexagonTargetMachine &targetmachine)
+ : TargetLowering(targetmachine, new HexagonTargetObjectFile()),
+ TM(targetmachine) {
+
+ const HexagonRegisterInfo *QRI = TM.getRegisterInfo();
+
+ // Set up the register classes.
+ addRegisterClass(MVT::i32, &Hexagon::IntRegsRegClass);
+ addRegisterClass(MVT::i64, &Hexagon::DoubleRegsRegClass);
+
+ if (QRI->Subtarget.hasV5TOps()) {
+ addRegisterClass(MVT::f32, &Hexagon::IntRegsRegClass);
+ addRegisterClass(MVT::f64, &Hexagon::DoubleRegsRegClass);
+ }
+
+ addRegisterClass(MVT::i1, &Hexagon::PredRegsRegClass);
+
+ computeRegisterProperties();
+
+ // Align loop entry
+ setPrefLoopAlignment(4);
+
+ // Limits for inline expansion of memcpy/memmove
+ MaxStoresPerMemcpy = 6;
+ MaxStoresPerMemmove = 6;
+
+ //
+ // Library calls for unsupported operations
+ //
+
+ setLibcallName(RTLIB::SINTTOFP_I128_F64, "__hexagon_floattidf");
+ setLibcallName(RTLIB::SINTTOFP_I128_F32, "__hexagon_floattisf");
+
+ setLibcallName(RTLIB::FPTOUINT_F32_I128, "__hexagon_fixunssfti");
+ setLibcallName(RTLIB::FPTOUINT_F64_I128, "__hexagon_fixunsdfti");
+
+ setLibcallName(RTLIB::FPTOSINT_F32_I128, "__hexagon_fixsfti");
+ setLibcallName(RTLIB::FPTOSINT_F64_I128, "__hexagon_fixdfti");
+
+ setLibcallName(RTLIB::SDIV_I32, "__hexagon_divsi3");
+ setOperationAction(ISD::SDIV, MVT::i32, Expand);
+ setLibcallName(RTLIB::SREM_I32, "__hexagon_umodsi3");
+ setOperationAction(ISD::SREM, MVT::i32, Expand);
+
+ setLibcallName(RTLIB::SDIV_I64, "__hexagon_divdi3");
+ setOperationAction(ISD::SDIV, MVT::i64, Expand);
+ setLibcallName(RTLIB::SREM_I64, "__hexagon_moddi3");
+ setOperationAction(ISD::SREM, MVT::i64, Expand);
+
+ setLibcallName(RTLIB::UDIV_I32, "__hexagon_udivsi3");
+ setOperationAction(ISD::UDIV, MVT::i32, Expand);
+
+ setLibcallName(RTLIB::UDIV_I64, "__hexagon_udivdi3");
+ setOperationAction(ISD::UDIV, MVT::i64, Expand);
+
+ setLibcallName(RTLIB::UREM_I32, "__hexagon_umodsi3");
+ setOperationAction(ISD::UREM, MVT::i32, Expand);
+
+ setLibcallName(RTLIB::UREM_I64, "__hexagon_umoddi3");
+ setOperationAction(ISD::UREM, MVT::i64, Expand);
+
+ setLibcallName(RTLIB::DIV_F32, "__hexagon_divsf3");
+ setOperationAction(ISD::FDIV, MVT::f32, Expand);
+
+ setLibcallName(RTLIB::DIV_F64, "__hexagon_divdf3");
+ setOperationAction(ISD::FDIV, MVT::f64, Expand);
+
+ setOperationAction(ISD::FSQRT, MVT::f32, Expand);
+ setOperationAction(ISD::FSQRT, MVT::f64, Expand);
+ setOperationAction(ISD::FSIN, MVT::f32, Expand);
+ setOperationAction(ISD::FSIN, MVT::f64, Expand);
+
+ if (QRI->Subtarget.hasV5TOps()) {
+ // Hexagon V5 Support.
+ setOperationAction(ISD::FADD, MVT::f32, Legal);
+ setOperationAction(ISD::FADD, MVT::f64, Legal);
+ setOperationAction(ISD::FP_EXTEND, MVT::f32, Legal);
+ setCondCodeAction(ISD::SETOEQ, MVT::f32, Legal);
+ setCondCodeAction(ISD::SETOEQ, MVT::f64, Legal);
+ setCondCodeAction(ISD::SETUEQ, MVT::f32, Legal);
+ setCondCodeAction(ISD::SETUEQ, MVT::f64, Legal);
+
+ setCondCodeAction(ISD::SETOGE, MVT::f32, Legal);
+ setCondCodeAction(ISD::SETOGE, MVT::f64, Legal);
+ setCondCodeAction(ISD::SETUGE, MVT::f32, Legal);
+ setCondCodeAction(ISD::SETUGE, MVT::f64, Legal);
+
+ setCondCodeAction(ISD::SETOGT, MVT::f32, Legal);
+ setCondCodeAction(ISD::SETOGT, MVT::f64, Legal);
+ setCondCodeAction(ISD::SETUGT, MVT::f32, Legal);
+ setCondCodeAction(ISD::SETUGT, MVT::f64, Legal);
+
+ setCondCodeAction(ISD::SETOLE, MVT::f32, Legal);
+ setCondCodeAction(ISD::SETOLE, MVT::f64, Legal);
+ setCondCodeAction(ISD::SETOLT, MVT::f32, Legal);
+ setCondCodeAction(ISD::SETOLT, MVT::f64, Legal);
+
+ setOperationAction(ISD::ConstantFP, MVT::f32, Legal);
+ setOperationAction(ISD::ConstantFP, MVT::f64, Legal);
+
+ setOperationAction(ISD::FP_TO_UINT, MVT::i1, Promote);
+ setOperationAction(ISD::FP_TO_SINT, MVT::i1, Promote);
+ setOperationAction(ISD::UINT_TO_FP, MVT::i1, Promote);
+ setOperationAction(ISD::SINT_TO_FP, MVT::i1, Promote);
+
+ setOperationAction(ISD::FP_TO_UINT, MVT::i8, Promote);
+ setOperationAction(ISD::FP_TO_SINT, MVT::i8, Promote);
+ setOperationAction(ISD::UINT_TO_FP, MVT::i8, Promote);
+ setOperationAction(ISD::SINT_TO_FP, MVT::i8, Promote);
+
+ setOperationAction(ISD::FP_TO_UINT, MVT::i16, Promote);
+ setOperationAction(ISD::FP_TO_SINT, MVT::i16, Promote);
+ setOperationAction(ISD::UINT_TO_FP, MVT::i16, Promote);
+ setOperationAction(ISD::SINT_TO_FP, MVT::i16, Promote);
+
+ setOperationAction(ISD::FP_TO_UINT, MVT::i32, Legal);
+ setOperationAction(ISD::FP_TO_SINT, MVT::i32, Legal);
+ setOperationAction(ISD::UINT_TO_FP, MVT::i32, Legal);
+ setOperationAction(ISD::SINT_TO_FP, MVT::i32, Legal);
+
+ setOperationAction(ISD::FP_TO_UINT, MVT::i64, Legal);
+ setOperationAction(ISD::FP_TO_SINT, MVT::i64, Legal);
+ setOperationAction(ISD::UINT_TO_FP, MVT::i64, Legal);
+ setOperationAction(ISD::SINT_TO_FP, MVT::i64, Legal);
+
+ setOperationAction(ISD::FABS, MVT::f32, Legal);
+ setOperationAction(ISD::FABS, MVT::f64, Expand);
+
+ setOperationAction(ISD::FNEG, MVT::f32, Legal);
+ setOperationAction(ISD::FNEG, MVT::f64, Expand);
+ } else {
+
+ // Expand fp<->uint.
+ setOperationAction(ISD::FP_TO_SINT, MVT::i32, Expand);
+ setOperationAction(ISD::FP_TO_UINT, MVT::i32, Expand);
+
+ setOperationAction(ISD::SINT_TO_FP, MVT::i32, Expand);
+ setOperationAction(ISD::UINT_TO_FP, MVT::i32, Expand);
+
+ setLibcallName(RTLIB::SINTTOFP_I64_F32, "__hexagon_floatdisf");
+ setLibcallName(RTLIB::UINTTOFP_I64_F32, "__hexagon_floatundisf");
+
+ setLibcallName(RTLIB::UINTTOFP_I32_F32, "__hexagon_floatunsisf");
+ setLibcallName(RTLIB::SINTTOFP_I32_F32, "__hexagon_floatsisf");
+
+ setLibcallName(RTLIB::SINTTOFP_I64_F64, "__hexagon_floatdidf");
+ setLibcallName(RTLIB::UINTTOFP_I64_F64, "__hexagon_floatundidf");
+
+ setLibcallName(RTLIB::UINTTOFP_I32_F64, "__hexagon_floatunsidf");
+ setLibcallName(RTLIB::SINTTOFP_I32_F64, "__hexagon_floatsidf");
+
+ setLibcallName(RTLIB::FPTOUINT_F32_I32, "__hexagon_fixunssfsi");
+ setLibcallName(RTLIB::FPTOUINT_F32_I64, "__hexagon_fixunssfdi");
+
+ setLibcallName(RTLIB::FPTOSINT_F64_I64, "__hexagon_fixdfdi");
+ setLibcallName(RTLIB::FPTOSINT_F32_I64, "__hexagon_fixsfdi");
+
+ setLibcallName(RTLIB::FPTOUINT_F64_I32, "__hexagon_fixunsdfsi");
+ setLibcallName(RTLIB::FPTOUINT_F64_I64, "__hexagon_fixunsdfdi");
+
+ setLibcallName(RTLIB::ADD_F64, "__hexagon_adddf3");
+ setOperationAction(ISD::FADD, MVT::f64, Expand);
+
+ setLibcallName(RTLIB::ADD_F32, "__hexagon_addsf3");
+ setOperationAction(ISD::FADD, MVT::f32, Expand);
+
+ setLibcallName(RTLIB::FPEXT_F32_F64, "__hexagon_extendsfdf2");
+ setOperationAction(ISD::FP_EXTEND, MVT::f32, Expand);
+
+ setLibcallName(RTLIB::OEQ_F32, "__hexagon_eqsf2");
+ setCondCodeAction(ISD::SETOEQ, MVT::f32, Expand);
+
+ setLibcallName(RTLIB::OEQ_F64, "__hexagon_eqdf2");
+ setCondCodeAction(ISD::SETOEQ, MVT::f64, Expand);
+
+ setLibcallName(RTLIB::OGE_F32, "__hexagon_gesf2");
+ setCondCodeAction(ISD::SETOGE, MVT::f32, Expand);
+
+ setLibcallName(RTLIB::OGE_F64, "__hexagon_gedf2");
+ setCondCodeAction(ISD::SETOGE, MVT::f64, Expand);
+
+ setLibcallName(RTLIB::OGT_F32, "__hexagon_gtsf2");
+ setCondCodeAction(ISD::SETOGT, MVT::f32, Expand);
+
+ setLibcallName(RTLIB::OGT_F64, "__hexagon_gtdf2");
+ setCondCodeAction(ISD::SETOGT, MVT::f64, Expand);
+
+ setLibcallName(RTLIB::FPTOSINT_F64_I32, "__hexagon_fixdfsi");
+ setOperationAction(ISD::FP_TO_SINT, MVT::f64, Expand);
+
+ setLibcallName(RTLIB::FPTOSINT_F32_I32, "__hexagon_fixsfsi");
+ setOperationAction(ISD::FP_TO_SINT, MVT::f32, Expand);
+
+ setLibcallName(RTLIB::OLE_F64, "__hexagon_ledf2");
+ setCondCodeAction(ISD::SETOLE, MVT::f64, Expand);
+
+ setLibcallName(RTLIB::OLE_F32, "__hexagon_lesf2");
+ setCondCodeAction(ISD::SETOLE, MVT::f32, Expand);
+
+ setLibcallName(RTLIB::OLT_F64, "__hexagon_ltdf2");
+ setCondCodeAction(ISD::SETOLT, MVT::f64, Expand);
+
+ setLibcallName(RTLIB::OLT_F32, "__hexagon_ltsf2");
+ setCondCodeAction(ISD::SETOLT, MVT::f32, Expand);
+
+ setLibcallName(RTLIB::MUL_F64, "__hexagon_muldf3");
+ setOperationAction(ISD::FMUL, MVT::f64, Expand);
+
+ setLibcallName(RTLIB::MUL_F32, "__hexagon_mulsf3");
+ setOperationAction(ISD::MUL, MVT::f32, Expand);
+
+ setLibcallName(RTLIB::UNE_F64, "__hexagon_nedf2");
+ setCondCodeAction(ISD::SETUNE, MVT::f64, Expand);
+
+ setLibcallName(RTLIB::UNE_F32, "__hexagon_nesf2");
+
+ setLibcallName(RTLIB::SUB_F64, "__hexagon_subdf3");
+ setOperationAction(ISD::SUB, MVT::f64, Expand);
+
+ setLibcallName(RTLIB::SUB_F32, "__hexagon_subsf3");
+ setOperationAction(ISD::SUB, MVT::f32, Expand);
+
+ setLibcallName(RTLIB::FPROUND_F64_F32, "__hexagon_truncdfsf2");
+ setOperationAction(ISD::FP_ROUND, MVT::f64, Expand);
+
+ setLibcallName(RTLIB::UO_F64, "__hexagon_unorddf2");
+ setCondCodeAction(ISD::SETUO, MVT::f64, Expand);
+
+ setLibcallName(RTLIB::O_F64, "__hexagon_unorddf2");
+ setCondCodeAction(ISD::SETO, MVT::f64, Expand);
+
+ setLibcallName(RTLIB::O_F32, "__hexagon_unordsf2");
+ setCondCodeAction(ISD::SETO, MVT::f32, Expand);
+
+ setLibcallName(RTLIB::UO_F32, "__hexagon_unordsf2");
+ setCondCodeAction(ISD::SETUO, MVT::f32, Expand);
+
+ setOperationAction(ISD::FABS, MVT::f32, Expand);
+ setOperationAction(ISD::FABS, MVT::f64, Expand);
+ setOperationAction(ISD::FNEG, MVT::f32, Expand);
+ setOperationAction(ISD::FNEG, MVT::f64, Expand);
+ }
+
+ setLibcallName(RTLIB::SREM_I32, "__hexagon_modsi3");
+ setOperationAction(ISD::SREM, MVT::i32, Expand);
+
+ setIndexedLoadAction(ISD::POST_INC, MVT::i8, Legal);
+ setIndexedLoadAction(ISD::POST_INC, MVT::i16, Legal);
+ setIndexedLoadAction(ISD::POST_INC, MVT::i32, Legal);
+ setIndexedLoadAction(ISD::POST_INC, MVT::i64, Legal);
+
+ setIndexedStoreAction(ISD::POST_INC, MVT::i8, Legal);
+ setIndexedStoreAction(ISD::POST_INC, MVT::i16, Legal);
+ setIndexedStoreAction(ISD::POST_INC, MVT::i32, Legal);
+ setIndexedStoreAction(ISD::POST_INC, MVT::i64, Legal);
+
+ setOperationAction(ISD::BUILD_PAIR, MVT::i64, Expand);
+
+ // Turn FP extload into load/fextend.
+ setLoadExtAction(ISD::EXTLOAD, MVT::f32, Expand);
+ // Hexagon has a i1 sign extending load.
+ setLoadExtAction(ISD::SEXTLOAD, MVT::i1, Expand);
+ // Turn FP truncstore into trunc + store.
+ setTruncStoreAction(MVT::f64, MVT::f32, Expand);
+
+ // Custom legalize GlobalAddress nodes into CONST32.
+ setOperationAction(ISD::GlobalAddress, MVT::i32, Custom);
+ setOperationAction(ISD::GlobalAddress, MVT::i8, Custom);
+ setOperationAction(ISD::BlockAddress, MVT::i32, Custom);
+ // Truncate action?
+ setOperationAction(ISD::TRUNCATE, MVT::i64, Expand);
+
+ // Hexagon doesn't have sext_inreg, replace them with shl/sra.
+ setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i1, Expand);
+
+ // Hexagon has no REM or DIVREM operations.
+ setOperationAction(ISD::UREM, MVT::i32, Expand);
+ setOperationAction(ISD::SREM, MVT::i32, Expand);
+ setOperationAction(ISD::SDIVREM, MVT::i32, Expand);
+ setOperationAction(ISD::UDIVREM, MVT::i32, Expand);
+ setOperationAction(ISD::SREM, MVT::i64, Expand);
+ setOperationAction(ISD::SDIVREM, MVT::i64, Expand);
+ setOperationAction(ISD::UDIVREM, MVT::i64, Expand);
+
+ setOperationAction(ISD::BSWAP, MVT::i64, Expand);
+
+ // Lower SELECT_CC to SETCC and SELECT.
+ setOperationAction(ISD::SELECT_CC, MVT::i1, Expand);
+ setOperationAction(ISD::SELECT_CC, MVT::i32, Expand);
+ setOperationAction(ISD::SELECT_CC, MVT::i64, Expand);
+
+ if (QRI->Subtarget.hasV5TOps()) {
+
+ // We need to make the operation type of SELECT node to be Custom,
+ // such that we don't go into the infinite loop of
+ // select -> setcc -> select_cc -> select loop.
+ setOperationAction(ISD::SELECT, MVT::f32, Custom);
+ setOperationAction(ISD::SELECT, MVT::f64, Custom);
+
+ setOperationAction(ISD::SELECT_CC, MVT::f32, Expand);
+ setOperationAction(ISD::SELECT_CC, MVT::f64, Expand);
+
+ } else {
+
+ // Hexagon has no select or setcc: expand to SELECT_CC.
+ setOperationAction(ISD::SELECT, MVT::f32, Expand);
+ setOperationAction(ISD::SELECT, MVT::f64, Expand);
+ }
+
+ if (EmitJumpTables) {
+ setOperationAction(ISD::BR_JT, MVT::Other, Custom);
+ } else {
+ setOperationAction(ISD::BR_JT, MVT::Other, Expand);
+ }
+ // Increase jump tables cutover to 5, was 4.
+ setMinimumJumpTableEntries(5);
+
+ setOperationAction(ISD::BR_CC, MVT::f32, Expand);
+ setOperationAction(ISD::BR_CC, MVT::f64, Expand);
+ setOperationAction(ISD::BR_CC, MVT::i1, Expand);
+ setOperationAction(ISD::BR_CC, MVT::i32, Expand);
+ setOperationAction(ISD::BR_CC, MVT::i64, Expand);
+
+ setOperationAction(ISD::ATOMIC_FENCE, MVT::Other, Custom);
+
+ setOperationAction(ISD::FSIN, MVT::f64, Expand);
+ setOperationAction(ISD::FCOS, MVT::f64, Expand);
+ setOperationAction(ISD::FREM, MVT::f64, Expand);
+ setOperationAction(ISD::FSIN, MVT::f32, Expand);
+ setOperationAction(ISD::FCOS, MVT::f32, Expand);
+ setOperationAction(ISD::FREM, MVT::f32, Expand);
+ setOperationAction(ISD::FSINCOS, MVT::f64, Expand);
+ setOperationAction(ISD::FSINCOS, MVT::f32, Expand);
+
+ // In V4, we have double word add/sub with carry. The problem with
+ // modelling this instruction is that it produces 2 results - Rdd and Px.
+ // To model update of Px, we will have to use Defs[p0..p3] which will
+ // cause any predicate live range to spill. So, we pretend we dont't
+ // have these instructions.
+ setOperationAction(ISD::ADDE, MVT::i8, Expand);
+ setOperationAction(ISD::ADDE, MVT::i16, Expand);
+ setOperationAction(ISD::ADDE, MVT::i32, Expand);
+ setOperationAction(ISD::ADDE, MVT::i64, Expand);
+ setOperationAction(ISD::SUBE, MVT::i8, Expand);
+ setOperationAction(ISD::SUBE, MVT::i16, Expand);
+ setOperationAction(ISD::SUBE, MVT::i32, Expand);
+ setOperationAction(ISD::SUBE, MVT::i64, Expand);
+ setOperationAction(ISD::ADDC, MVT::i8, Expand);
+ setOperationAction(ISD::ADDC, MVT::i16, Expand);
+ setOperationAction(ISD::ADDC, MVT::i32, Expand);
+ setOperationAction(ISD::ADDC, MVT::i64, Expand);
+ setOperationAction(ISD::SUBC, MVT::i8, Expand);
+ setOperationAction(ISD::SUBC, MVT::i16, Expand);
+ setOperationAction(ISD::SUBC, MVT::i32, Expand);
+ setOperationAction(ISD::SUBC, MVT::i64, Expand);
+
+ setOperationAction(ISD::CTPOP, MVT::i32, Expand);
+ setOperationAction(ISD::CTPOP, MVT::i64, Expand);
+ setOperationAction(ISD::CTTZ, MVT::i32, Expand);
+ setOperationAction(ISD::CTTZ, MVT::i64, Expand);
+ setOperationAction(ISD::CTTZ_ZERO_UNDEF, MVT::i32, Expand);
+ setOperationAction(ISD::CTTZ_ZERO_UNDEF, MVT::i64, Expand);
+ setOperationAction(ISD::CTLZ, MVT::i32, Expand);
+ setOperationAction(ISD::CTLZ, MVT::i64, Expand);
+ setOperationAction(ISD::CTLZ_ZERO_UNDEF, MVT::i32, Expand);
+ setOperationAction(ISD::CTLZ_ZERO_UNDEF, MVT::i64, Expand);
+ setOperationAction(ISD::ROTL, MVT::i32, Expand);
+ setOperationAction(ISD::ROTR, MVT::i32, Expand);
+ setOperationAction(ISD::BSWAP, MVT::i32, Expand);
+ setOperationAction(ISD::FCOPYSIGN, MVT::f64, Expand);
+ setOperationAction(ISD::FCOPYSIGN, MVT::f32, Expand);
+ setOperationAction(ISD::FPOW, MVT::f64, Expand);
+ setOperationAction(ISD::FPOW, MVT::f32, Expand);
+
+ setOperationAction(ISD::SHL_PARTS, MVT::i32, Expand);
+ setOperationAction(ISD::SRA_PARTS, MVT::i32, Expand);
+ setOperationAction(ISD::SRL_PARTS, MVT::i32, Expand);
+
+ setOperationAction(ISD::UMUL_LOHI, MVT::i32, Expand);
+ setOperationAction(ISD::SMUL_LOHI, MVT::i32, Expand);
+
+ setOperationAction(ISD::SMUL_LOHI, MVT::i64, Expand);
+ setOperationAction(ISD::UMUL_LOHI, MVT::i64, Expand);
+
+ setOperationAction(ISD::EH_RETURN, MVT::Other, Custom);
+
+ if (TM.getSubtargetImpl()->isSubtargetV2()) {
+ setExceptionPointerRegister(Hexagon::R20);
+ setExceptionSelectorRegister(Hexagon::R21);
+ } else {
+ setExceptionPointerRegister(Hexagon::R0);
+ setExceptionSelectorRegister(Hexagon::R1);
+ }
+
+ // VASTART needs to be custom lowered to use the VarArgsFrameIndex.
+ setOperationAction(ISD::VASTART, MVT::Other, Custom);
+
+ // Use the default implementation.
+ setOperationAction(ISD::VAARG, MVT::Other, Expand);
+ setOperationAction(ISD::VACOPY, MVT::Other, Expand);
+ setOperationAction(ISD::VAEND, MVT::Other, Expand);
+ setOperationAction(ISD::STACKSAVE, MVT::Other, Expand);
+ setOperationAction(ISD::STACKRESTORE, MVT::Other, Expand);
+
+ setOperationAction(ISD::DYNAMIC_STACKALLOC, MVT::i32, Custom);
+ setOperationAction(ISD::INLINEASM, MVT::Other, Custom);
+
+ setMinFunctionAlignment(2);
+
+ // Needed for DYNAMIC_STACKALLOC expansion.
+ unsigned StackRegister = TM.getRegisterInfo()->getStackRegister();
+ setStackPointerRegisterToSaveRestore(StackRegister);
+ setSchedulingPreference(Sched::VLIW);
}
-
const char*
HexagonTargetLowering::getTargetNodeName(unsigned Opcode) const {
switch (Opcode) {
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