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| author | Chris Lattner <sabre@nondot.org> | 2010-03-11 00:22:57 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-03-11 00:22:57 +0000 |
| commit | 29689434635364346cbef6f4e309f1d9fcdd5d80 (patch) | |
| tree | 2e33d188b2f1afbb93bd58e3fcd8e8d6e2db6521 /lib/Target/X86/X86CallingConv.td | |
| parent | 4d6113ee0699ac1eff46971881179de53e2eb810 (diff) | |
| download | llvm-29689434635364346cbef6f4e309f1d9fcdd5d80.tar.gz llvm-29689434635364346cbef6f4e309f1d9fcdd5d80.tar.bz2 llvm-29689434635364346cbef6f4e309f1d9fcdd5d80.tar.xz | |
add support, testcases, and dox for the new GHC calling
convention. Patch by David Terei!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98212 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86CallingConv.td')
| -rw-r--r-- | lib/Target/X86/X86CallingConv.td | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/lib/Target/X86/X86CallingConv.td b/lib/Target/X86/X86CallingConv.td index 12d3d04eb6..fd15efd626 100644 --- a/lib/Target/X86/X86CallingConv.td +++ b/lib/Target/X86/X86CallingConv.td @@ -221,6 +221,20 @@ def CC_X86_Win64_C : CallingConv<[ CCIfType<[v8i8, v4i16, v2i32, v1i64], CCAssignToStack<8, 8>> ]>; +def CC_X86_64_GHC : CallingConv<[ + // Promote i8/i16/i32 arguments to i64. + CCIfType<[i8, i16, i32], CCPromoteToType<i64>>, + + // Pass in STG registers: Base, Sp, Hp, R1, R2, R3, R4, R5, R6, SpLim + CCIfType<[i64], + CCAssignToReg<[R13, RBP, R12, RBX, R14, RSI, RDI, R8, R9, R15]>>, + + // Pass in STG registers: F1, F2, F3, F4, D1, D2 + CCIfType<[f32, f64, v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], + CCIfSubtarget<"hasSSE1()", + CCAssignToReg<[XMM1, XMM2, XMM3, XMM4, XMM5, XMM6]>>> +]>; + //===----------------------------------------------------------------------===// // X86 C Calling Convention //===----------------------------------------------------------------------===// @@ -320,3 +334,11 @@ def CC_X86_32_FastCC : CallingConv<[ // Otherwise, same as everything else. CCDelegateTo<CC_X86_32_Common> ]>; + +def CC_X86_32_GHC : CallingConv<[ + // Promote i8/i16 arguments to i32. + CCIfType<[i8, i16], CCPromoteToType<i32>>, + + // Pass in STG registers: Base, Sp, Hp, R1 + CCIfType<[i32], CCAssignToReg<[EBX, EBP, EDI, ESI]>> +]>; |