CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
CCAssignToReg<[YMM0,YMM1,YMM2,YMM3]>>,
+ // 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],
+ 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]>>,
CCIfType<[v8f32, v4f64, v8i32, v4i64],
CCAssignToReg<[YMM0,YMM1,YMM2,YMM3]>>,
+ // 512-bit FP vectors
+ CCIfType<[v16f32, v8f64, v16i32, v8i64],
+ CCAssignToReg<[ZMM0,ZMM1,ZMM2,ZMM3]>>,
+
// i32, i64 in the standard way
CCDelegateTo<RetCC_X86Common>
]>;
def RetCC_X86_64 : CallingConv<[
// HiPE uses RetCC_X86_64_HiPE
CCIfCC<"CallingConv::HiPE", CCDelegateTo<RetCC_X86_64_HiPE>>,
+
+ // Handle explicit CC selection
+ CCIfCC<"CallingConv::X86_64_Win64", CCDelegateTo<RetCC_X86_Win64_C>>,
+ CCIfCC<"CallingConv::X86_64_SysV", CCDelegateTo<RetCC_X86_64_C>>,
+
// Mingw64 and native Win64 use Win64 CC
CCIfSubtarget<"isTargetWin64()", CCDelegateTo<RetCC_X86_Win64_C>>,
// fixed arguments to vararg functions are supposed to be passed in
// registers. Actually modeling that would be a lot of work, though.
CCIfNotVarArg<CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
- CCIfSubtarget<"hasAVX()",
+ CCIfSubtarget<"hasFp256()",
CCAssignToReg<[YMM0, YMM1, YMM2, YMM3,
YMM4, YMM5, YMM6, YMM7]>>>>,
+ // The first 8 512-bit vector arguments are passed in ZMM registers.
+ CCIfNotVarArg<CCIfType<[v16i32, v8i64, v16f32, v8f64],
+ CCIfSubtarget<"hasAVX512()",
+ CCAssignToReg<[ZMM0, ZMM1, ZMM2, ZMM3, ZMM4, ZMM5, ZMM6, ZMM7]>>>>,
+
// Integer/FP values get stored in stack slots that are 8 bytes in size and
// 8-byte aligned if there are no more registers to hold them.
CCIfType<[i32, i64, f32, f64], CCAssignToStack<8, 8>>,
// 256-bit vectors get 32-byte stack slots that are 32-byte aligned.
CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
- CCAssignToStack<32, 32>>
+ CCAssignToStack<32, 32>>,
+
+ // 512-bit vectors get 64-byte stack slots that are 64-byte aligned.
+ CCIfType<[v16i32, v8i64, v16f32, v8f64],
+ CCAssignToStack<64, 64>>
]>;
// Calling convention used on Win64
// 256 bit vectors are passed by pointer
CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64], CCPassIndirect<i64>>,
+ // 512 bit vectors are passed by pointer
+ CCIfType<[v16i32, v16f32, v8f64, v8i64], CCPassIndirect<i64>>,
+
// The first 4 MMX vector arguments are passed in GPRs.
CCIfType<[x86mmx], CCBitConvertToType<i64>>,
CCIfType<[f80], CCAssignToStack<0, 0>>
]>;
-// X86-64 Intel OpenCL built-ins calling convention.
-def CC_Intel_OCL_BI : CallingConv<[
- CCIfType<[i32], CCIfSubtarget<"isTargetWin32()", CCAssignToStack<4, 4>>>,
-
- CCIfType<[i32], CCIfSubtarget<"isTargetWin64()", CCAssignToReg<[ECX, EDX, R8D, R9D]>>>,
- CCIfType<[i64], CCIfSubtarget<"isTargetWin64()", CCAssignToReg<[RCX, RDX, R8, R9 ]>>>,
-
- CCIfType<[i32], CCAssignToReg<[EDI, ESI, EDX, ECX]>>,
- CCIfType<[i64], CCAssignToReg<[RDI, RSI, RDX, RCX]>>,
-
- // The SSE vector arguments are passed in XMM registers.
- CCIfType<[f32, f64, v4i32, v2i64, v4f32, v2f64],
- CCAssignToReg<[XMM0, XMM1, XMM2, XMM3]>>,
-
- // The 256-bit vector arguments are passed in YMM registers.
- CCIfType<[v8f32, v4f64, v8i32, v4i64],
- CCAssignToReg<[YMM0, YMM1, YMM2, YMM3]>>,
-
- CCIfSubtarget<"isTargetWin64()", CCDelegateTo<CC_X86_Win64_C>>,
- CCDelegateTo<CC_X86_64_C>
-]>;
-
-
def CC_X86_64_GHC : CallingConv<[
// Promote i8/i16/i32 arguments to i64.
CCIfType<[i8, i16, i32], CCPromoteToType<i64>>,
// The first 4 AVX 256-bit vector arguments are passed in YMM registers.
CCIfNotVarArg<CCIfType<[v32i8, v16i16, v8i32, v4i64, v8f32, v4f64],
- CCIfSubtarget<"hasAVX()",
+ CCIfSubtarget<"hasFp256()",
CCAssignToReg<[YMM0, YMM1, YMM2, YMM3]>>>>,
// Other SSE vectors get 16-byte stack slots that are 16-byte aligned.
// Promote i8/i16 arguments to i32.
CCIfType<[i8, i16], CCPromoteToType<i32>>,
- // Pass sret arguments indirectly through EAX
- CCIfSRet<CCAssignToReg<[EAX]>>,
+ // Pass sret arguments indirectly through stack.
+ CCIfSRet<CCAssignToStack<4, 4>>,
// The first integer argument is passed in ECX
CCIfType<[i32], CCAssignToReg<[ECX]>>,
CCIfType<[i32, f32], CCAssignToStack<4, 4>>
]>;
+// X86-64 Intel OpenCL built-ins calling convention.
+def CC_Intel_OCL_BI : CallingConv<[
+
+ CCIfType<[i32], CCIfSubtarget<"isTargetWin64()", CCAssignToReg<[ECX, EDX, R8D, R9D]>>>,
+ CCIfType<[i64], CCIfSubtarget<"isTargetWin64()", CCAssignToReg<[RCX, RDX, R8, R9 ]>>>,
+
+ CCIfType<[i32], CCIfSubtarget<"is64Bit()", CCAssignToReg<[EDI, ESI, EDX, ECX]>>>,
+ CCIfType<[i64], CCIfSubtarget<"is64Bit()", CCAssignToReg<[RDI, RSI, RDX, RCX]>>>,
+
+ CCIfType<[i32], CCAssignToStack<4, 4>>,
+
+ // The SSE vector arguments are passed in XMM registers.
+ CCIfType<[f32, f64, v4i32, v2i64, v4f32, v2f64],
+ CCAssignToReg<[XMM0, XMM1, XMM2, XMM3]>>,
+
+ // The 256-bit vector arguments are passed in YMM registers.
+ CCIfType<[v8f32, v4f64, v8i32, v4i64],
+ CCAssignToReg<[YMM0, YMM1, YMM2, YMM3]>>,
+
+ // The 512-bit vector arguments are passed in ZMM registers.
+ CCIfType<[v16f32, v8f64, v16i32, v8i64],
+ CCAssignToReg<[ZMM0, ZMM1, ZMM2, ZMM3]>>,
+
+ CCIfSubtarget<"isTargetWin64()", CCDelegateTo<CC_X86_Win64_C>>,
+ CCIfSubtarget<"is64Bit()", CCDelegateTo<CC_X86_64_C>>,
+ CCDelegateTo<CC_X86_32_C>
+]>;
+
//===----------------------------------------------------------------------===//
// X86 Root Argument Calling Conventions
//===----------------------------------------------------------------------===//
def CC_X86_64 : CallingConv<[
CCIfCC<"CallingConv::GHC", CCDelegateTo<CC_X86_64_GHC>>,
CCIfCC<"CallingConv::HiPE", CCDelegateTo<CC_X86_64_HiPE>>,
+ CCIfCC<"CallingConv::X86_64_Win64", CCDelegateTo<CC_X86_Win64_C>>,
+ CCIfCC<"CallingConv::X86_64_SysV", CCDelegateTo<CC_X86_64_C>>,
// 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))>;
+def CSR_MostRegs_64 : CalleeSavedRegs<(add RBX, RCX, RDX, RSI, RDI, R8, R9, R10,
+ R11, R12, R13, R14, R15, RBP,
+ (sequence "XMM%u", 0, 15))>;
// Standard C + YMM6-15
def CSR_Win64_Intel_OCL_BI_AVX : CalleeSavedRegs<(add RBX, RBP, RDI, RSI, R12,
R13, R14, R15,
(sequence "YMM%u", 6, 15))>;
+def CSR_Win64_Intel_OCL_BI_AVX512 : CalleeSavedRegs<(add RBX, RBP, RDI, RSI,
+ R12, R13, R14, R15,
+ (sequence "ZMM%u", 6, 21),
+ K4, K5, K6, K7)>;
//Standard C + XMM 8-15
def CSR_64_Intel_OCL_BI : CalleeSavedRegs<(add CSR_64,
(sequence "XMM%u", 8, 15))>;
//Standard C + YMM 8-15
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,
+ (sequence "ZMM%u", 16, 31),
+ K4, K5, K6, K7)>;
projects / oota-llvm.git / blobdiff