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27 lines
1.1 KiB
TableGen
27 lines
1.1 KiB
TableGen
//===- MBlazeCallingConv.td - Calling Conventions for MBlaze -*- tablegen -*-=//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// This describes the calling conventions for MBlaze architecture.
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//===----------------------------------------------------------------------===//
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/// CCIfSubtarget - Match if the current subtarget has a feature F.
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class CCIfSubtarget<string F, CCAction A>:
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CCIf<!strconcat("State.getTarget().getSubtarget<MBlazeSubtarget>().", F), A>;
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//===----------------------------------------------------------------------===//
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// MBlaze ABI Calling Convention
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//===----------------------------------------------------------------------===//
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def RetCC_MBlaze : CallingConv<[
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// i32 are returned in registers R3, R4
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CCIfType<[i32], CCAssignToReg<[R3, R4]>>,
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// f32 are returned in registers F3, F4
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CCIfType<[f32], CCAssignToReg<[F3, F4]>>
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]>;
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