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author | rdivacky <rdivacky@FreeBSD.org> | 2009-10-14 17:57:32 +0000 |
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committer | rdivacky <rdivacky@FreeBSD.org> | 2009-10-14 17:57:32 +0000 |
commit | cd749a9c07f1de2fb8affde90537efa4bc3e7c54 (patch) | |
tree | b21f6de4e08b89bb7931806bab798fc2a5e3a686 /lib/Target/Alpha/AlphaCallingConv.td | |
parent | 72621d11de5b873f1695f391eb95f0b336c3d2d4 (diff) | |
download | FreeBSD-src-cd749a9c07f1de2fb8affde90537efa4bc3e7c54.zip FreeBSD-src-cd749a9c07f1de2fb8affde90537efa4bc3e7c54.tar.gz |
Update llvm to r84119.
Diffstat (limited to 'lib/Target/Alpha/AlphaCallingConv.td')
-rw-r--r-- | lib/Target/Alpha/AlphaCallingConv.td | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/lib/Target/Alpha/AlphaCallingConv.td b/lib/Target/Alpha/AlphaCallingConv.td new file mode 100644 index 0000000..38ada69 --- /dev/null +++ b/lib/Target/Alpha/AlphaCallingConv.td @@ -0,0 +1,37 @@ +//===- AlphaCallingConv.td - Calling Conventions for Alpha -*- 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 Alpha architecture. +//===----------------------------------------------------------------------===// + +//===----------------------------------------------------------------------===// +// Alpha Return Value Calling Convention +//===----------------------------------------------------------------------===// +def RetCC_Alpha : CallingConv<[ + // i64 is returned in register R0 + CCIfType<[i64], CCAssignToReg<[R0]>>, + + // f32 / f64 are returned in F0/F1 + CCIfType<[f32, f64], CCAssignToReg<[F0, F1]>> +]>; + +//===----------------------------------------------------------------------===// +// Alpha Argument Calling Conventions +//===----------------------------------------------------------------------===// +def CC_Alpha : CallingConv<[ + // The first 6 arguments are passed in registers, whether integer or + // floating-point + CCIfType<[i64], CCAssignToRegWithShadow<[R16, R17, R18, R19, R20, R21], + [F16, F17, F18, F19, F20, F21]>>, + + CCIfType<[f32, f64], CCAssignToRegWithShadow<[F16, F17, F18, F19, F20, F21], + [R16, R17, R18, R19, R20, R21]>>, + + // Stack slots are 8 bytes in size and 8-byte aligned. + CCIfType<[i64, f32, f64], CCAssignToStack<8, 8>> +]>; |