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author | Dimitry Andric <dim@FreeBSD.org> | 2015-05-27 20:26:41 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2015-05-27 20:26:41 +0000 |
commit | ff0cc061ecf297f1556e906d229826fd709f37d6 (patch) | |
tree | bd13a22d9db57ccf3eddbc07b32c18109521d050 /contrib/llvm/lib/Target/BPF/BPFCallingConv.td | |
parent | e14ba20ace4c6ab45aca5130defd992ab7d6bf5f (diff) | |
parent | 5a5ac124e1efaf208671f01c46edb15f29ed2a0b (diff) | |
download | src-ff0cc061ecf297f1556e906d229826fd709f37d6.tar.gz src-ff0cc061ecf297f1556e906d229826fd709f37d6.zip |
Merge llvm trunk r238337 from ^/vendor/llvm/dist, resolve conflicts, and
preserve our customizations, where necessary.
Notes
Notes:
svn path=/projects/clang-trunk/; revision=283631
Diffstat (limited to 'contrib/llvm/lib/Target/BPF/BPFCallingConv.td')
-rw-r--r-- | contrib/llvm/lib/Target/BPF/BPFCallingConv.td | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/BPF/BPFCallingConv.td b/contrib/llvm/lib/Target/BPF/BPFCallingConv.td new file mode 100644 index 000000000000..8cec6fa54698 --- /dev/null +++ b/contrib/llvm/lib/Target/BPF/BPFCallingConv.td @@ -0,0 +1,29 @@ +//===-- BPFCallingConv.td - Calling Conventions BPF --------*- tablegen -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This describes the calling conventions for the BPF architecture. +// +//===----------------------------------------------------------------------===// + +// BPF 64-bit C return-value convention. +def RetCC_BPF64 : CallingConv<[CCIfType<[i64], CCAssignToReg<[R0]>>]>; + +// BPF 64-bit C Calling convention. +def CC_BPF64 : CallingConv<[ + // Promote i8/i16/i32 args to i64 + CCIfType<[ i8, i16, i32 ], CCPromoteToType<i64>>, + + // All arguments get passed in integer registers if there is space. + CCIfType<[i64], CCAssignToReg<[ R1, R2, R3, R4, R5 ]>>, + + // Could be assigned to the stack in 8-byte aligned units, but unsupported + CCAssignToStack<8, 8> +]>; + +def CSR : CalleeSavedRegs<(add R6, R7, R8, R9, R10)>; |