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6a532329fd
Summary: This change causes us to actually save non-volatile registers in a Win64 ABI function that calls a System V ABI function, and vice-versa. Reviewers: rnk Subscribers: llvm-commits Differential Revision: http://reviews.llvm.org/D7919 llvm-svn: 230714
29 lines
764 B
LLVM
29 lines
764 B
LLVM
; RUN: llc < %s -mtriple=x86_64-pc-win32 | FileCheck %s
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; RUN: llc < %s -mtriple=x86_64-pc-linux | FileCheck %s
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; Check that, if a Win64 ABI function calls a SysV ABI function, all the
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; Win64 nonvolatile registers get saved.
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; CHECK-LABEL: bar:
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define x86_64_win64cc void @bar(i32 %a, i32 %b) {
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; CHECK-DAG: pushq %rdi
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; CHECK-DAG: pushq %rsi
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; CHECK-DAG: movaps %xmm6,
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; CHECK-DAG: movaps %xmm7,
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; CHECK-DAG: movaps %xmm8,
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; CHECK-DAG: movaps %xmm9,
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; CHECK-DAG: movaps %xmm10,
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; CHECK-DAG: movaps %xmm11,
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; CHECK-DAG: movaps %xmm12,
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; CHECK-DAG: movaps %xmm13,
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; CHECK-DAG: movaps %xmm14,
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; CHECK-DAG: movaps %xmm15,
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; CHECK: callq foo
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; CHECK: ret
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call x86_64_sysvcc void @foo(i32 %a, i32 %b)
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ret void
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}
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declare x86_64_sysvcc void @foo(i32 %a, i32 %b)
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