diff options
author | Dale Johannesen <dalej@apple.com> | 2007-11-10 22:07:15 +0000 |
---|---|---|
committer | Dale Johannesen <dalej@apple.com> | 2007-11-10 22:07:15 +0000 |
commit | e3ef744d3e3557ee286d2ed3bf8306e5fbbd1ac4 (patch) | |
tree | 44aeee547570621d58158cda9f991cb563d40388 /lib/Target/X86/X86CallingConv.td | |
parent | e7bbd41af29a2376cf8873da882f54ba25b1d91f (diff) | |
download | llvm-e3ef744d3e3557ee286d2ed3bf8306e5fbbd1ac4.tar.gz llvm-e3ef744d3e3557ee286d2ed3bf8306e5fbbd1ac4.tar.bz2 llvm-e3ef744d3e3557ee286d2ed3bf8306e5fbbd1ac4.tar.xz |
Add CCAssignToStackABISizeAlign for convenience in
dealing with types whose size & alignment are
different on different subtargets. Use it for x86 f80.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43988 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86CallingConv.td')
-rw-r--r-- | lib/Target/X86/X86CallingConv.td | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/lib/Target/X86/X86CallingConv.td b/lib/Target/X86/X86CallingConv.td index 5c8f75e495..97d4636b81 100644 --- a/lib/Target/X86/X86CallingConv.td +++ b/lib/Target/X86/X86CallingConv.td @@ -118,10 +118,12 @@ def CC_X86_64_C : CallingConv<[ // 8-byte aligned if there are no more registers to hold them. CCIfType<[i32, i64, f32, f64], CCAssignToStack<8, 8>>, - // Long doubles get 16-byte stack slots that are 16-byte aligned. + // Long doubles get stack slots whose size and alignment depends on the + // subtarget. + CCIfType<[f80], CCAssignToStackABISizeAlign<0>>, + // Vectors get 16-byte stack slots that are 16-byte aligned. - CCIfType<[f80, 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>> @@ -177,8 +179,9 @@ def CC_X86_32_Common : CallingConv<[ // Doubles get 8-byte slots that are 4-byte aligned. CCIfType<[f64], CCAssignToStack<8, 4>>, - // Long doubles get 16-byte slots that are 4-byte aligned. - CCIfType<[f80], CCAssignToStack<16, 4>>, + // Long doubles get slots whose size and alignment depends on the + // subtarget. + CCIfType<[f80], CCAssignToStackABISizeAlign<0>>, // The first 4 vector arguments are passed in XMM registers. CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], |