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Diffstat (limited to 'lib/Target/ARM64/ARM64CallingConv.h')
| -rw-r--r-- | lib/Target/ARM64/ARM64CallingConv.h | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/lib/Target/ARM64/ARM64CallingConv.h b/lib/Target/ARM64/ARM64CallingConv.h deleted file mode 100644 index 0128236..0000000 --- a/lib/Target/ARM64/ARM64CallingConv.h +++ /dev/null @@ -1,94 +0,0 @@ -//=== ARM64CallingConv.h - Custom Calling Convention Routines -*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file contains the custom routines for the ARM64 Calling Convention that -// aren't done by tablegen. -// -//===----------------------------------------------------------------------===// - -#ifndef ARM64CALLINGCONV_H -#define ARM64CALLINGCONV_H - -#include "ARM64InstrInfo.h" -#include "llvm/IR/CallingConv.h" -#include "llvm/CodeGen/CallingConvLower.h" -#include "llvm/Target/TargetInstrInfo.h" - -namespace llvm { - -/// CC_ARM64_Custom_i1i8i16_Reg - customized handling of passing i1/i8/i16 via -/// register. Here, ValVT can be i1/i8/i16 or i32 depending on whether the -/// argument is already promoted and LocVT is i1/i8/i16. We only promote the -/// argument to i32 if we are sure this argument will be passed in register. -static bool CC_ARM64_Custom_i1i8i16_Reg(unsigned ValNo, MVT ValVT, MVT LocVT, - CCValAssign::LocInfo LocInfo, - ISD::ArgFlagsTy ArgFlags, - CCState &State, - bool IsWebKitJS = false) { - static const uint16_t RegList1[] = { ARM64::W0, ARM64::W1, ARM64::W2, - ARM64::W3, ARM64::W4, ARM64::W5, - ARM64::W6, ARM64::W7 }; - static const uint16_t RegList2[] = { ARM64::X0, ARM64::X1, ARM64::X2, - ARM64::X3, ARM64::X4, ARM64::X5, - ARM64::X6, ARM64::X7 }; - static const uint16_t WebKitRegList1[] = { ARM64::W0 }; - static const uint16_t WebKitRegList2[] = { ARM64::X0 }; - - const uint16_t *List1 = IsWebKitJS ? WebKitRegList1 : RegList1; - const uint16_t *List2 = IsWebKitJS ? WebKitRegList2 : RegList2; - - if (unsigned Reg = State.AllocateReg(List1, List2, 8)) { - // Customized extra section for handling i1/i8/i16: - // We need to promote the argument to i32 if it is not done already. - if (ValVT != MVT::i32) { - if (ArgFlags.isSExt()) - LocInfo = CCValAssign::SExt; - else if (ArgFlags.isZExt()) - LocInfo = CCValAssign::ZExt; - else - LocInfo = CCValAssign::AExt; - ValVT = MVT::i32; - } - // Set LocVT to i32 as well if passing via register. - LocVT = MVT::i32; - State.addLoc(CCValAssign::getReg(ValNo, ValVT, Reg, LocVT, LocInfo)); - return true; - } - return false; -} - -/// CC_ARM64_WebKit_JS_i1i8i16_Reg - customized handling of passing i1/i8/i16 -/// via register. This behaves the same as CC_ARM64_Custom_i1i8i16_Reg, but only -/// uses the first register. -static bool CC_ARM64_WebKit_JS_i1i8i16_Reg(unsigned ValNo, MVT ValVT, MVT LocVT, - CCValAssign::LocInfo LocInfo, - ISD::ArgFlagsTy ArgFlags, - CCState &State) { - return CC_ARM64_Custom_i1i8i16_Reg(ValNo, ValVT, LocVT, LocInfo, ArgFlags, - State, true); -} - -/// CC_ARM64_Custom_i1i8i16_Stack: customized handling of passing i1/i8/i16 on -/// stack. Here, ValVT can be i1/i8/i16 or i32 depending on whether the argument -/// is already promoted and LocVT is i1/i8/i16. If ValVT is already promoted, -/// it will be truncated back to i1/i8/i16. -static bool CC_ARM64_Custom_i1i8i16_Stack(unsigned ValNo, MVT ValVT, MVT LocVT, - CCValAssign::LocInfo LocInfo, - ISD::ArgFlagsTy ArgFlags, - CCState &State) { - unsigned Space = ((LocVT == MVT::i1 || LocVT == MVT::i8) ? 1 : 2); - unsigned Offset12 = State.AllocateStack(Space, Space); - ValVT = LocVT; - State.addLoc(CCValAssign::getMem(ValNo, ValVT, Offset12, LocVT, LocInfo)); - return true; -} - -} // End llvm namespace - -#endif |