diff options
Diffstat (limited to 'lib/Target/X86/X86CallingConv.td')
| -rw-r--r-- | lib/Target/X86/X86CallingConv.td | 102 |
1 files changed, 77 insertions, 25 deletions
diff --git a/lib/Target/X86/X86CallingConv.td b/lib/Target/X86/X86CallingConv.td index 6786756..9eafbd5 100644 --- a/lib/Target/X86/X86CallingConv.td +++ b/lib/Target/X86/X86CallingConv.td @@ -103,6 +103,15 @@ def RetCC_Intel_OCL_BI : CallingConv<[ CCDelegateTo<RetCC_X86Common> ]>; +// X86-32 HiPE return-value convention. +def RetCC_X86_32_HiPE : CallingConv<[ + // Promote all types to i32 + CCIfType<[i8, i16], CCPromoteToType<i32>>, + + // Return: HP, P, VAL1, VAL2 + CCIfType<[i32], CCAssignToReg<[ESI, EBP, EAX, EDX]>> +]>; + // X86-64 C return-value convention. def RetCC_X86_64_C : CallingConv<[ // The X86-64 calling convention always returns FP values in XMM0. @@ -123,17 +132,30 @@ def RetCC_X86_Win64_C : CallingConv<[ CCDelegateTo<RetCC_X86_64_C> ]>; +// X86-64 HiPE return-value convention. +def RetCC_X86_64_HiPE : CallingConv<[ + // Promote all types to i64 + CCIfType<[i8, i16, i32], CCPromoteToType<i64>>, + + // Return: HP, P, VAL1, VAL2 + CCIfType<[i64], CCAssignToReg<[R15, RBP, RAX, RDX]>> +]>; // 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>>, + // Otherwise, use RetCC_X86_32_C. CCDelegateTo<RetCC_X86_32_C> ]>; // This is the root return-value convention for the X86-64 backend. def RetCC_X86_64 : CallingConv<[ + // HiPE uses RetCC_X86_64_HiPE + CCIfCC<"CallingConv::HiPE", CCDelegateTo<RetCC_X86_64_HiPE>>, // Mingw64 and native Win64 use Win64 CC CCIfSubtarget<"isTargetWin64()", CCDelegateTo<RetCC_X86_Win64_C>>, @@ -254,29 +276,6 @@ def CC_X86_Win64_C : CallingConv<[ 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>>, @@ -291,6 +290,18 @@ def CC_X86_64_GHC : CallingConv<[ CCAssignToReg<[XMM1, XMM2, XMM3, XMM4, XMM5, XMM6]>>> ]>; +def CC_X86_64_HiPE : CallingConv<[ + // Promote i8/i16/i32 arguments to i64. + CCIfType<[i8, i16, i32], CCPromoteToType<i64>>, + + // Pass in VM's registers: HP, P, ARG0, ARG1, ARG2, ARG3 + CCIfType<[i64], CCAssignToReg<[R15, RBP, RSI, RDX, RCX, R8]>>, + + // 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>> +]>; + //===----------------------------------------------------------------------===// // X86 C Calling Convention //===----------------------------------------------------------------------===// @@ -376,8 +387,8 @@ def CC_X86_32_ThisCall : CallingConv<[ // 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]>>, @@ -422,6 +433,42 @@ def CC_X86_32_GHC : CallingConv<[ CCIfType<[i32], CCAssignToReg<[EBX, EBP, EDI, ESI]>> ]>; +def CC_X86_32_HiPE : CallingConv<[ + // Promote i8/i16 arguments to i32. + CCIfType<[i8, i16], CCPromoteToType<i32>>, + + // Pass in VM's registers: HP, P, ARG0, ARG1, ARG2 + CCIfType<[i32], CCAssignToReg<[ESI, EBP, EAX, EDX, ECX]>>, + + // Integer/Float values get stored in stack slots that are 4 bytes in + // size and 4-byte aligned. + 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]>>, + + CCIfSubtarget<"isTargetWin64()", CCDelegateTo<CC_X86_Win64_C>>, + CCIfSubtarget<"is64Bit()", CCDelegateTo<CC_X86_64_C>>, + CCDelegateTo<CC_X86_32_C> +]>; + //===----------------------------------------------------------------------===// // X86 Root Argument Calling Conventions //===----------------------------------------------------------------------===// @@ -432,6 +479,7 @@ def CC_X86_32 : CallingConv<[ 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>>, // Otherwise, drop to normal X86-32 CC CCDelegateTo<CC_X86_32_C> @@ -440,6 +488,7 @@ def CC_X86_32 : CallingConv<[ // This is the root argument convention for the X86-64 backend. def CC_X86_64 : CallingConv<[ CCIfCC<"CallingConv::GHC", CCDelegateTo<CC_X86_64_GHC>>, + CCIfCC<"CallingConv::HiPE", CCDelegateTo<CC_X86_64_HiPE>>, // Mingw64 and native Win64 use Win64 CC CCIfSubtarget<"isTargetWin64()", CCDelegateTo<CC_X86_Win64_C>>, @@ -470,6 +519,9 @@ def CSR_64EHRet : CalleeSavedRegs<(add RAX, RDX, CSR_64)>; 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, |
