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Allow XMM2 and XMM3 to be used for non ABI compliant code.

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llvm-svn: 59720
This commit is contained in:
Mon P Wang 2008-11-20 07:48:19 +00:00
parent 939e13da58
commit 76b86c996e
1 changed files with 4 additions and 3 deletions
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7
lib/Target/X86/X86CallingConv.td
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@ -28,10 +28,11 @@ def RetCC_X86Common : CallingConv<[
CCIfType<[i32], CCAssignToReg<[EAX, EDX]>>,
CCIfType<[i64], CCAssignToReg<[RAX, RDX]>>,
// Vector types are returned in XMM0 and XMM1, when they fit. If the target
// doesn't have XMM registers, it won't have vector types.
// Vector types are returned in XMM0 and XMM1, when they fit. XMMM2 and XMM3
// can only be used by ABI non-compliant code. If the target doesn't have XMM
// registers, it won't have vector types.
CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
CCAssignToReg<[XMM0,XMM1]>>,
CCAssignToReg<[XMM0,XMM1,XMM2,XMM3]>>,
// MMX vector types are always returned in MM0. If the target doesn't have
// MM0, it doesn't support these vector types.