the various ConstantExpr::get*Ty methods existed to work with issues around
[llvm/stm8.git] / lib / Target / CellSPU / SPUCallingConv.td
blob04fa2ae866d6916aa93c322eb2815bb59a5f61ca
1 //===- SPUCallingConv.td - Calling Conventions for CellSPU -*- tablegen -*-===//
2 // 
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 // 
8 //===----------------------------------------------------------------------===//
9 //
10 // This describes the calling conventions for the STI Cell SPU architecture.
12 //===----------------------------------------------------------------------===//
14 /// CCIfSubtarget - Match if the current subtarget has a feature F.
15 class CCIfSubtarget<string F, CCAction A>
16  : CCIf<!strconcat("State.getTarget().getSubtarget<PPCSubtarget>().", F), A>;
18 //===----------------------------------------------------------------------===//
19 // Return Value Calling Convention
20 //===----------------------------------------------------------------------===//
22 // Return-value convention for Cell SPU: return value to be passed in reg 3-74
23 def RetCC_SPU : CallingConv<[
24   CCIfType<[i8,i16,i32,i64,i128,f32,f64,v16i8,v8i16,v4i32,v2i64,v4f32,v2f64],
25   CCAssignToReg<[R3,   R4,  R5,  R6,  R7,  R8,  R9, R10, R11,
26                  R12, R13, R14, R15, R16, R17, R18, R19, R20,
27                  R21, R22, R23, R24, R25, R26, R27, R28, R29,
28                  R30, R31, R32, R33, R34, R35, R36, R37, R38,
29                  R39, R40, R41, R42, R43, R44, R45, R46, R47,
30                  R48, R49, R50, R51, R52, R53, R54, R55, R56,
31                  R57, R58, R59, R60, R61, R62, R63, R64, R65,
32                  R66, R67, R68, R69, R70, R71, R72, R73, R74]>>
33 ]>;
36 //===----------------------------------------------------------------------===//
37 // CellSPU Argument Calling Conventions
38 //===----------------------------------------------------------------------===//
39 def CCC_SPU : CallingConv<[
40   CCIfType<[i8, i16, i32, i64, i128, f32, f64, 
41             v16i8, v8i16, v4i32, v4f32, v2i64, v2f64],
42             CCAssignToReg<[R3,   R4,  R5,  R6,  R7,  R8,  R9, R10, R11,
43                            R12, R13, R14, R15, R16, R17, R18, R19, R20,
44                            R21, R22, R23, R24, R25, R26, R27, R28, R29,
45                            R30, R31, R32, R33, R34, R35, R36, R37, R38,
46                            R39, R40, R41, R42, R43, R44, R45, R46, R47,
47                            R48, R49, R50, R51, R52, R53, R54, R55, R56,
48                            R57, R58, R59, R60, R61, R62, R63, R64, R65,
49                            R66, R67, R68, R69, R70, R71, R72, R73, R74]>>,
50   // Integer/FP values get stored in stack slots that are 8 bytes in size and
51   // 8-byte aligned if there are no more registers to hold them.
52   CCIfType<[i32, i64, f32, f64], CCAssignToStack<8, 8>>,
53   
54   // Vectors get 16-byte stack slots that are 16-byte aligned.
55   CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
56               CCAssignToStack<16, 16>>
57 ]>;