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Adding support for Microsoft's thiscall calling convention. LLVM side of the patch.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151123 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Aaron Ballman
2012-02-22 03:04:40 +00:00
parent 967570f2ec
commit 57708abb10
2 changed files with 49 additions and 2 deletions
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4
lib/Target/X86/X86CallingConv.td
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@@ -331,8 +331,8 @@ def CC_X86_32_ThisCall : CallingConv<[
// Promote i8/i16 arguments to i32.
CCIfType<[i8, i16], CCPromoteToType<i32>>,
// The 'nest' parameter, if any, is passed in EAX.
CCIfNest<CCAssignToReg<[EAX]>>,
// Pass sret arguments indirectly through EAX
CCIfSRet<CCAssignToReg<[EAX]>>,
// The first integer argument is passed in ECX
CCIfType<[i32], CCAssignToReg<[ECX]>>,