/// CCIfSubtarget - Match if the current subtarget has a feature F.
class CCIfSubtarget<string F, CCAction A>
- : CCIf<!strconcat("State.getTarget().getSubtarget<X86Subtarget>().", F), A>;
+ : CCIf<!strconcat("static_cast<const X86Subtarget&>"
+ "(State.getMachineFunction().getSubtarget()).", F),
+ A>;
//===----------------------------------------------------------------------===//
// Return Value Calling Conventions
//
// For code that doesn't care about the ABI, we allow returning more than two
// integer values in registers.
+ CCIfType<[i1], CCPromoteToType<i8>>,
CCIfType<[i8] , CCAssignToReg<[AL, DL, CL]>>,
CCIfType<[i16], CCAssignToReg<[AX, DX, CX]>>,
CCIfType<[i32], CCAssignToReg<[EAX, EDX, ECX]>>,
CCIfType<[i64], CCAssignToReg<[RAX, RDX, RCX]>>,
+ // Boolean vectors of AVX-512 are returned in SIMD registers.
+ // The call from AVX to AVX-512 function should work,
+ // since the boolean types in AVX/AVX2 are promoted by default.
+ CCIfType<[v2i1], CCPromoteToType<v2i64>>,
+ CCIfType<[v4i1], CCPromoteToType<v4i32>>,
+ CCIfType<[v8i1], CCPromoteToType<v8i16>>,
+ CCIfType<[v16i1], CCPromoteToType<v16i8>>,
+ CCIfType<[v32i1], CCPromoteToType<v32i8>>,
+ CCIfType<[v64i1], CCPromoteToType<v64i8>>,
+
// Vector types are returned in XMM0 and XMM1, when they fit. XMM2 and XMM3
// can only be used by ABI non-compliant code. If the target doesn't have XMM
// registers, it won't have vector types.
// 512-bit vectors are returned in ZMM0 and ZMM1, when they fit. ZMM2 and ZMM3
// can only be used by ABI non-compliant code. This vector type is only
// supported while using the AVX-512 target feature.
- CCIfType<[v16i32, v8i64, v16f32, v8f64],
+ CCIfType<[v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
CCAssignToReg<[ZMM0,ZMM1,ZMM2,ZMM3]>>,
// MMX vector types are always returned in MM0. If the target doesn't have
// MM0, it doesn't support these vector types.
CCIfType<[x86mmx], CCAssignToReg<[MM0]>>,
- // Long double types are always returned in ST0 (even with SSE).
- CCIfType<[f80], CCAssignToReg<[ST0, ST1]>>
+ // Long double types are always returned in FP0 (even with SSE).
+ CCIfType<[f80], CCAssignToReg<[FP0, FP1]>>
]>;
// X86-32 C return-value convention.
def RetCC_X86_32_C : CallingConv<[
- // The X86-32 calling convention returns FP values in ST0, unless marked
+ // The X86-32 calling convention returns FP values in FP0, unless marked
// with "inreg" (used here to distinguish one kind of reg from another,
// weirdly; this is really the sse-regparm calling convention) in which
// case they use XMM0, otherwise it is the same as the common X86 calling
// conv.
CCIfInReg<CCIfSubtarget<"hasSSE2()",
CCIfType<[f32, f64], CCAssignToReg<[XMM0,XMM1,XMM2]>>>>,
- CCIfType<[f32,f64], CCAssignToReg<[ST0, ST1]>>,
+ CCIfType<[f32,f64], CCAssignToReg<[FP0, FP1]>>,
CCDelegateTo<RetCC_X86Common>
]>;
CCIfType<[i32], CCAssignToReg<[ESI, EBP, EAX, EDX]>>
]>;
+// X86-32 HiPE return-value convention.
+def RetCC_X86_32_VectorCall : CallingConv<[
+ // Vector types are returned in XMM0,XMM1,XMMM2 and XMM3.
+ CCIfType<[f32, f64, v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
+ CCAssignToReg<[XMM0,XMM1,XMM2,XMM3]>>,
+
+ // 256-bit FP vectors
+ CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
+ CCAssignToReg<[YMM0,YMM1,YMM2,YMM3]>>,
+
+ // 512-bit FP vectors
+ CCIfType<[v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
+ CCAssignToReg<[ZMM0,ZMM1,ZMM2,ZMM3]>>,
+
+ // Return integers in the standard way.
+ CCDelegateTo<RetCC_X86Common>
+]>;
+
// X86-64 C return-value convention.
def RetCC_X86_64_C : CallingConv<[
// The X86-64 calling convention always returns FP values in XMM0.
CCIfType<[f32], CCAssignToReg<[XMM0, XMM1]>>,
CCIfType<[f64], CCAssignToReg<[XMM0, XMM1]>>,
+ CCIfType<[f128], CCAssignToReg<[XMM0, XMM1]>>,
// MMX vector types are always returned in XMM0.
CCIfType<[x86mmx], CCAssignToReg<[XMM0, XMM1]>>,
CCCustom<"CC_X86_AnyReg_Error">
]>;
+// X86-64 HHVM return-value convention.
+def RetCC_X86_64_HHVM: CallingConv<[
+ // Promote all types to i64
+ CCIfType<[i8, i16, i32], CCPromoteToType<i64>>,
+
+ // Return: could return in any GP register save RSP and R12.
+ CCIfType<[i64], CCAssignToReg<[RBX, RBP, RDI, RSI, RDX, RCX, R8, R9,
+ RAX, R10, R11, R13, R14, R15]>>
+]>;
+
// This is the root return-value convention for the X86-32 backend.
def RetCC_X86_32 : CallingConv<[
// If FastCC, use RetCC_X86_32_Fast.
CCIfCC<"CallingConv::Fast", CCDelegateTo<RetCC_X86_32_Fast>>,
// If HiPE, use RetCC_X86_32_HiPE.
CCIfCC<"CallingConv::HiPE", CCDelegateTo<RetCC_X86_32_HiPE>>,
+ CCIfCC<"CallingConv::X86_VectorCall", CCDelegateTo<RetCC_X86_32_VectorCall>>,
// Otherwise, use RetCC_X86_32_C.
CCDelegateTo<RetCC_X86_32_C>
CCIfCC<"CallingConv::X86_64_Win64", CCDelegateTo<RetCC_X86_Win64_C>>,
CCIfCC<"CallingConv::X86_64_SysV", CCDelegateTo<RetCC_X86_64_C>>,
+ // Handle HHVM calls.
+ CCIfCC<"CallingConv::HHVM", CCDelegateTo<RetCC_X86_64_HHVM>>,
+
// Mingw64 and native Win64 use Win64 CC
CCIfSubtarget<"isTargetWin64()", CCDelegateTo<RetCC_X86_Win64_C>>,
// Handles byval parameters.
CCIfByVal<CCPassByVal<8, 8>>,
- // Promote i8/i16 arguments to i32.
- CCIfType<[i8, i16], CCPromoteToType<i32>>,
+ // Promote i1/i8/i16 arguments to i32.
+ CCIfType<[i1, i8, i16], CCPromoteToType<i32>>,
// The 'nest' parameter, if any, is passed in R10.
+ CCIfNest<CCIfSubtarget<"isTarget64BitILP32()", CCAssignToReg<[R10D]>>>,
CCIfNest<CCAssignToReg<[R10]>>,
// The first 6 integer arguments are passed in integer registers.
CCIfSubtarget<"hasSSE2()",
CCPromoteToType<v2i64>>>>,
+ // Boolean vectors of AVX-512 are passed in SIMD registers.
+ // The call from AVX to AVX-512 function should work,
+ // since the boolean types in AVX/AVX2 are promoted by default.
+ CCIfType<[v2i1], CCPromoteToType<v2i64>>,
+ CCIfType<[v4i1], CCPromoteToType<v4i32>>,
+ CCIfType<[v8i1], CCPromoteToType<v8i16>>,
+ CCIfType<[v16i1], CCPromoteToType<v16i8>>,
+ CCIfType<[v32i1], CCPromoteToType<v32i8>>,
+ CCIfType<[v64i1], CCPromoteToType<v64i8>>,
+
// The first 8 FP/Vector arguments are passed in XMM registers.
- CCIfType<[f32, f64, v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
+ CCIfType<[f32, f64, f128, v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
CCIfSubtarget<"hasSSE1()",
CCAssignToReg<[XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7]>>>,
YMM4, YMM5, YMM6, YMM7]>>>>,
// The first 8 512-bit vector arguments are passed in ZMM registers.
- CCIfNotVarArg<CCIfType<[v16i32, v8i64, v16f32, v8f64],
+ CCIfNotVarArg<CCIfType<[v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
CCIfSubtarget<"hasAVX512()",
CCAssignToReg<[ZMM0, ZMM1, ZMM2, ZMM3, ZMM4, ZMM5, ZMM6, ZMM7]>>>>,
// Long doubles get stack slots whose size and alignment depends on the
// subtarget.
- CCIfType<[f80], CCAssignToStack<0, 0>>,
+ CCIfType<[f80, f128], CCAssignToStack<0, 0>>,
// Vectors get 16-byte stack slots that are 16-byte aligned.
CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], CCAssignToStack<16, 16>>,
CCAssignToStack<64, 64>>
]>;
+// Calling convention for X86-64 HHVM.
+def CC_X86_64_HHVM : CallingConv<[
+ // Use all/any GP registers for args, except RSP.
+ CCIfType<[i64], CCAssignToReg<[RBX, R12, RBP, R15,
+ RDI, RSI, RDX, RCX, R8, R9,
+ RAX, R10, R11, R13, R14]>>
+]>;
+
+// Calling convention for helper functions in HHVM.
+def CC_X86_64_HHVM_C : CallingConv<[
+ // Pass the first argument in RBP.
+ CCIfType<[i64], CCAssignToReg<[RBP]>>,
+
+ // Otherwise it's the same as the regular C calling convention.
+ CCDelegateTo<CC_X86_64_C>
+]>;
+
// Calling convention used on Win64
def CC_X86_Win64_C : CallingConv<[
// FIXME: Handle byval stuff.
// FIXME: Handle varargs.
- // Promote i8/i16 arguments to i32.
- CCIfType<[i8, i16], CCPromoteToType<i32>>,
+ // Promote i1/i8/i16 arguments to i32.
+ CCIfType<[i1, i8, i16], CCPromoteToType<i32>>,
// The 'nest' parameter, if any, is passed in R10.
CCIfNest<CCAssignToReg<[R10]>>,
CCIfType<[f80], CCAssignToStack<0, 0>>
]>;
+def CC_X86_Win64_VectorCall : CallingConv<[
+ // The first 6 floating point and vector types of 128 bits or less use
+ // XMM0-XMM5.
+ CCIfType<[f32, f64, v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
+ CCAssignToReg<[XMM0, XMM1, XMM2, XMM3, XMM4, XMM5]>>,
+
+ // 256-bit vectors use YMM registers.
+ CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
+ CCAssignToReg<[YMM0, YMM1, YMM2, YMM3, YMM4, YMM5]>>,
+
+ // 512-bit vectors use ZMM registers.
+ CCIfType<[v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
+ CCAssignToReg<[ZMM0, ZMM1, ZMM2, ZMM3, ZMM4, ZMM5]>>,
+
+ // Delegate to fastcall to handle integer types.
+ CCDelegateTo<CC_X86_Win64_C>
+]>;
+
+
def CC_X86_64_GHC : CallingConv<[
// Promote i8/i16/i32 arguments to i64.
CCIfType<[i8, i16, i32], CCPromoteToType<i64>>,
// X86 C Calling Convention
//===----------------------------------------------------------------------===//
+/// CC_X86_32_Vector_Common - In all X86-32 calling conventions, extra vector
+/// values are spilled on the stack.
+def CC_X86_32_Vector_Common : CallingConv<[
+ // Other SSE vectors get 16-byte stack slots that are 16-byte aligned.
+ CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], CCAssignToStack<16, 16>>,
+
+ // 256-bit AVX vectors get 32-byte stack slots that are 32-byte aligned.
+ CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
+ CCAssignToStack<32, 32>>,
+
+ // 512-bit AVX 512-bit vectors get 64-byte stack slots that are 64-byte aligned.
+ CCIfType<[v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
+ CCAssignToStack<64, 64>>
+]>;
+
+// CC_X86_32_Vector_Standard - The first 3 vector arguments are passed in
+// vector registers
+def CC_X86_32_Vector_Standard : CallingConv<[
+ // SSE vector arguments are passed in XMM registers.
+ CCIfNotVarArg<CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
+ CCAssignToReg<[XMM0, XMM1, XMM2]>>>,
+
+ // AVX 256-bit vector arguments are passed in YMM registers.
+ CCIfNotVarArg<CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
+ CCIfSubtarget<"hasFp256()",
+ CCAssignToReg<[YMM0, YMM1, YMM2]>>>>,
+
+ // AVX 512-bit vector arguments are passed in ZMM registers.
+ CCIfNotVarArg<CCIfType<[v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
+ CCAssignToReg<[ZMM0, ZMM1, ZMM2]>>>,
+
+ CCDelegateTo<CC_X86_32_Vector_Common>
+]>;
+
+// CC_X86_32_Vector_Darwin - The first 4 vector arguments are passed in
+// vector registers.
+def CC_X86_32_Vector_Darwin : CallingConv<[
+ // SSE vector arguments are passed in XMM registers.
+ CCIfNotVarArg<CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
+ CCAssignToReg<[XMM0, XMM1, XMM2, XMM3]>>>,
+
+ // AVX 256-bit vector arguments are passed in YMM registers.
+ CCIfNotVarArg<CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
+ CCIfSubtarget<"hasFp256()",
+ CCAssignToReg<[YMM0, YMM1, YMM2, YMM3]>>>>,
+
+ // AVX 512-bit vector arguments are passed in ZMM registers.
+ CCIfNotVarArg<CCIfType<[v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
+ CCAssignToReg<[ZMM0, ZMM1, ZMM2, ZMM3]>>>,
+
+ CCDelegateTo<CC_X86_32_Vector_Common>
+]>;
+
/// CC_X86_32_Common - In all X86-32 calling conventions, extra integers and FP
-/// values are spilled on the stack, and the first 4 vector values go in XMM
-/// regs.
+/// values are spilled on the stack.
def CC_X86_32_Common : CallingConv<[
// Handles byval parameters.
CCIfByVal<CCPassByVal<4, 4>>,
// Long doubles get slots whose size depends on the subtarget.
CCIfType<[f80], CCAssignToStack<0, 4>>,
- // The first 4 SSE vector arguments are passed in XMM registers.
- CCIfNotVarArg<CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
- CCAssignToReg<[XMM0, XMM1, XMM2, XMM3]>>>,
-
- // The first 4 AVX 256-bit vector arguments are passed in YMM registers.
- CCIfNotVarArg<CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
- CCIfSubtarget<"hasFp256()",
- CCAssignToReg<[YMM0, YMM1, YMM2, YMM3]>>>>,
-
- // Other SSE vectors get 16-byte stack slots that are 16-byte aligned.
- CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], CCAssignToStack<16, 16>>,
-
- // 256-bit AVX vectors get 32-byte stack slots that are 32-byte aligned.
- CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
- CCAssignToStack<32, 32>>,
+ // Boolean vectors of AVX-512 are passed in SIMD registers.
+ // The call from AVX to AVX-512 function should work,
+ // since the boolean types in AVX/AVX2 are promoted by default.
+ CCIfType<[v2i1], CCPromoteToType<v2i64>>,
+ CCIfType<[v4i1], CCPromoteToType<v4i32>>,
+ CCIfType<[v8i1], CCPromoteToType<v8i16>>,
+ CCIfType<[v16i1], CCPromoteToType<v16i8>>,
+ CCIfType<[v32i1], CCPromoteToType<v32i8>>,
+ CCIfType<[v64i1], CCPromoteToType<v64i8>>,
// __m64 vectors get 8-byte stack slots that are 4-byte aligned. They are
// passed in the parameter area.
- CCIfType<[x86mmx], CCAssignToStack<8, 4>>]>;
+ CCIfType<[x86mmx], CCAssignToStack<8, 4>>,
+
+ // Darwin passes vectors in a form that differs from the i386 psABI
+ CCIfSubtarget<"isTargetDarwin()", CCDelegateTo<CC_X86_32_Vector_Darwin>>,
+
+ // Otherwise, drop to 'normal' X86-32 CC
+ CCDelegateTo<CC_X86_32_Vector_Standard>
+]>;
def CC_X86_32_C : CallingConv<[
- // Promote i8/i16 arguments to i32.
- CCIfType<[i8, i16], CCPromoteToType<i32>>,
+ // Promote i1/i8/i16 arguments to i32.
+ CCIfType<[i1, i8, i16], CCPromoteToType<i32>>,
// The 'nest' parameter, if any, is passed in ECX.
CCIfNest<CCAssignToReg<[ECX]>>,
]>;
def CC_X86_32_FastCall : CallingConv<[
- // Promote i8/i16 arguments to i32.
- CCIfType<[i8, i16], CCPromoteToType<i32>>,
+ // Promote i1/i8/i16 arguments to i32.
+ CCIfType<[i1, i8, i16], CCPromoteToType<i32>>,
// The 'nest' parameter, if any, is passed in EAX.
CCIfNest<CCAssignToReg<[EAX]>>,
CCDelegateTo<CC_X86_32_Common>
]>;
+def CC_X86_32_VectorCall : CallingConv<[
+ // The first 6 floating point and vector types of 128 bits or less use
+ // XMM0-XMM5.
+ CCIfType<[f32, f64, v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
+ CCAssignToReg<[XMM0, XMM1, XMM2, XMM3, XMM4, XMM5]>>,
+
+ // 256-bit vectors use YMM registers.
+ CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
+ CCAssignToReg<[YMM0, YMM1, YMM2, YMM3, YMM4, YMM5]>>,
+
+ // 512-bit vectors use ZMM registers.
+ CCIfType<[v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
+ CCAssignToReg<[ZMM0, ZMM1, ZMM2, ZMM3, ZMM4, ZMM5]>>,
+
+ // Otherwise, pass it indirectly.
+ CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64,
+ v32i8, v16i16, v8i32, v4i64, v8f32, v4f64,
+ v64i8, v32i16, v16i32, v8i64, v16f32, v8f64],
+ CCCustom<"CC_X86_32_VectorCallIndirect">>,
+
+ // Delegate to fastcall to handle integer types.
+ CCDelegateTo<CC_X86_32_FastCall>
+]>;
+
def CC_X86_32_ThisCall_Common : CallingConv<[
// The first integer argument is passed in ECX
CCIfType<[i32], CCAssignToReg<[ECX]>>,
]>;
def CC_X86_32_ThisCall_Mingw : CallingConv<[
- // Promote i8/i16 arguments to i32.
- CCIfType<[i8, i16], CCPromoteToType<i32>>,
+ // Promote i1/i8/i16 arguments to i32.
+ CCIfType<[i1, i8, i16], CCPromoteToType<i32>>,
CCDelegateTo<CC_X86_32_ThisCall_Common>
]>;
def CC_X86_32_ThisCall_Win : CallingConv<[
- // Promote i8/i16 arguments to i32.
- CCIfType<[i8, i16], CCPromoteToType<i32>>,
+ // Promote i1/i8/i16 arguments to i32.
+ CCIfType<[i1, i8, i16], CCPromoteToType<i32>>,
// Pass sret arguments indirectly through stack.
CCIfSRet<CCAssignToStack<4, 4>>,
// puts arguments in registers.
CCIfByVal<CCPassByVal<4, 4>>,
- // Promote i8/i16 arguments to i32.
- CCIfType<[i8, i16], CCPromoteToType<i32>>,
+ // Promote i1/i8/i16 arguments to i32.
+ CCIfType<[i1, i8, i16], CCPromoteToType<i32>>,
// The 'nest' parameter, if any, is passed in EAX.
CCIfNest<CCAssignToReg<[EAX]>>,
CCIfType<[v16f32, v8f64, v16i32, v8i64],
CCAssignToReg<[ZMM0, ZMM1, ZMM2, ZMM3]>>,
+ // Pass masks in mask registers
+ CCIfType<[v16i1, v8i1], CCAssignToReg<[K1]>>,
+
CCIfSubtarget<"isTargetWin64()", CCDelegateTo<CC_X86_Win64_C>>,
CCIfSubtarget<"is64Bit()", CCDelegateTo<CC_X86_64_C>>,
CCDelegateTo<CC_X86_32_C>
]>;
+def CC_X86_32_Intr : CallingConv<[
+ CCAssignToStack<4, 4>
+]>;
+
+def CC_X86_64_Intr : CallingConv<[
+ CCAssignToStack<8, 8>
+]>;
+
//===----------------------------------------------------------------------===//
// X86 Root Argument Calling Conventions
//===----------------------------------------------------------------------===//
// This is the root argument convention for the X86-32 backend.
def CC_X86_32 : CallingConv<[
CCIfCC<"CallingConv::X86_FastCall", CCDelegateTo<CC_X86_32_FastCall>>,
+ CCIfCC<"CallingConv::X86_VectorCall", CCDelegateTo<CC_X86_32_VectorCall>>,
CCIfCC<"CallingConv::X86_ThisCall", CCDelegateTo<CC_X86_32_ThisCall>>,
CCIfCC<"CallingConv::Fast", CCDelegateTo<CC_X86_32_FastCC>>,
CCIfCC<"CallingConv::GHC", CCDelegateTo<CC_X86_32_GHC>>,
CCIfCC<"CallingConv::HiPE", CCDelegateTo<CC_X86_32_HiPE>>,
+ CCIfCC<"CallingConv::X86_INTR", CCDelegateTo<CC_X86_32_Intr>>,
// Otherwise, drop to normal X86-32 CC
CCDelegateTo<CC_X86_32_C>
CCIfCC<"CallingConv::AnyReg", CCDelegateTo<CC_X86_64_AnyReg>>,
CCIfCC<"CallingConv::X86_64_Win64", CCDelegateTo<CC_X86_Win64_C>>,
CCIfCC<"CallingConv::X86_64_SysV", CCDelegateTo<CC_X86_64_C>>,
+ CCIfCC<"CallingConv::X86_VectorCall", CCDelegateTo<CC_X86_Win64_VectorCall>>,
+ CCIfCC<"CallingConv::HHVM", CCDelegateTo<CC_X86_64_HHVM>>,
+ CCIfCC<"CallingConv::HHVM_C", CCDelegateTo<CC_X86_64_HHVM_C>>,
+ CCIfCC<"CallingConv::X86_INTR", CCDelegateTo<CC_X86_64_Intr>>,
// Mingw64 and native Win64 use Win64 CC
CCIfSubtarget<"isTargetWin64()", CCDelegateTo<CC_X86_Win64_C>>,
def CSR_Win64 : CalleeSavedRegs<(add RBX, RBP, RDI, RSI, R12, R13, R14, R15,
(sequence "XMM%u", 6, 15))>;
+// The function used by Darwin to obtain the address of a thread-local variable
+// uses rdi to pass a single parameter and rax for the return value. All other
+// GPRs are preserved.
+def CSR_64_TLS_Darwin : CalleeSavedRegs<(add CSR_64, RCX, RDX, RSI,
+ R8, R9, R10, R11)>;
+
// All GPRs - except r11
def CSR_64_RT_MostRegs : CalleeSavedRegs<(add CSR_64, RAX, RCX, RDX, RSI, RDI,
R8, R9, R10, RSP)>;
R11, R12, R13, R14, R15, RBP,
(sequence "XMM%u", 0, 15))>;
+def CSR_32_AllRegs : CalleeSavedRegs<(add EAX, EBX, ECX, EDX, EBP, ESI,
+ EDI, ESP)>;
+def CSR_32_AllRegs_SSE : CalleeSavedRegs<(add CSR_32_AllRegs,
+ (sequence "XMM%u", 0, 7))>;
+
def CSR_64_AllRegs : CalleeSavedRegs<(add CSR_64_MostRegs, RAX, RSP,
(sequence "XMM%u", 16, 31))>;
def CSR_64_AllRegs_AVX : CalleeSavedRegs<(sub (add CSR_64_MostRegs, RAX, RSP,
def CSR_64_Intel_OCL_BI_AVX : CalleeSavedRegs<(add CSR_64,
(sequence "YMM%u", 8, 15))>;
-def CSR_64_Intel_OCL_BI_AVX512 : CalleeSavedRegs<(add CSR_64,
+def CSR_64_Intel_OCL_BI_AVX512 : CalleeSavedRegs<(add RBX, RDI, RSI, R14, R15,
(sequence "ZMM%u", 16, 31),
K4, K5, K6, K7)>;
+
+// Only R12 is preserved for PHP calls in HHVM.
+def CSR_64_HHVM : CalleeSavedRegs<(add R12)>;
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