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Add MMX calling conventions.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35489 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2007-03-30 00:35:22 +00:00
parent 87c6c9abb3
commit e2501b303c
1 changed files with 14 additions and 4 deletions
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18
lib/Target/X86/X86CallingConv.td
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@ -30,7 +30,11 @@ def RetCC_X86Common : CallingConv<[
// Vector types are always returned in XMM0. If the target doesn't have XMM0,
// it won't have vector types.
CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], CCAssignToReg<[XMM0]>>
CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], CCAssignToReg<[XMM0]>>,
// MMX vector types are always returned in MM0. If the target doesn't have
// MM0, it doesn't support these vector types.
CCIfType<[v8i8, v4i16, v2i32, v1i64], CCAssignToReg<[MM0]>>
]>;
// X86-32 C return-value convention.
@ -102,8 +106,10 @@ def CC_X86_64_C : CallingConv<[
CCIfType<[i32, i64, f32, f64], CCAssignToStack<8, 8>>,
// Vectors get 16-byte stack slots that are 16-byte aligned.
CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
CCAssignToStack<16, 16>>
CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], CCAssignToStack<16, 16>>,
// __m64 vectors get 8-byte stack slots that are 8-byte aligned.
CCIfType<[v8i8, v4i16, v2i32, v1i64], CCAssignToStack<8, 8>>
]>;
@ -127,7 +133,11 @@ def CC_X86_32_Common : CallingConv<[
CCAssignToReg<[XMM0, XMM1, XMM2, XMM3]>>,
// Other vectors get 16-byte stack slots that are 16-byte aligned.
CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], CCAssignToStack<16, 16>>
CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], CCAssignToStack<16, 16>>,
// __m64 vectors get 8-byte stack slots that are 8-byte aligned. They are
// passed in the parameter area.
CCIfType<[v8i8, v4i16, v2i32, v1i64], CCAssignToStack<8, 8>>
]>;
def CC_X86_32_C : CallingConv<[