diff options
| author | Dale Johannesen <dalej@apple.com> | 2008-02-22 17:47:28 +0000 |
|---|---|---|
| committer | Dale Johannesen <dalej@apple.com> | 2008-02-22 17:47:28 +0000 |
| commit | 3edd6dcf82c45d1b2644c6dac7deb3d9844ece6b (patch) | |
| tree | 94aace5deae9039c2bf75c4e7cdd82e6ef452803 | |
| parent | 567a273370fd7f1f1e8dd4a372d7b81f26df7a47 (diff) | |
MMX vectors are passed 4-byte aligned.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47483 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/X86CallingConv.td | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/Target/X86/X86CallingConv.td b/lib/Target/X86/X86CallingConv.td index eb88ce3052..4f25f1f27a 100644 --- a/lib/Target/X86/X86CallingConv.td +++ b/lib/Target/X86/X86CallingConv.td @@ -203,16 +203,16 @@ def CC_X86_32_Common : CallingConv<[ // Long doubles get slots whose size depends on the subtarget. CCIfType<[f80], CCAssignToStack<0, 4>>, - // The first 4 vector arguments are passed in XMM registers. + // The first 4 SSE vector arguments are passed in XMM registers. CCIfNotVarArg<CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], CCAssignToReg<[XMM0, XMM1, XMM2, XMM3]>>>, - // Other vectors get 16-byte stack slots that are 16-byte aligned. + // Other SSE vectors get 16-byte stack slots that are 16-byte aligned. CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], CCAssignToStack<16, 16>>, - // __m64 vectors get 8-byte stack slots that are 8-byte aligned. They are + // __m64 vectors get 8-byte stack slots that are 4-byte aligned. They are // passed in the parameter area. - CCIfType<[v8i8, v4i16, v2i32, v1i64], CCAssignToStack<8, 8>> + CCIfType<[v8i8, v4i16, v2i32, v1i64], CCAssignToStack<8, 4>> ]>; def CC_X86_32_C : CallingConv<[ |