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This makes sure that functions that only clobber xmm registers (on win64) also get the right cfi directives, if dwarf exceptions are enabled. Differential Revision: https://reviews.llvm.org/D40191 llvm-svn: 318591
22 lines
624 B
LLVM
22 lines
624 B
LLVM
; RUN: llc -mtriple x86_64-w64-windows-gnu -filetype=asm -exception-model=dwarf -o - %s | FileCheck %s
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define void @_Z1fv() {
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entry:
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tail call void asm sideeffect "", "~{xmm10},~{xmm15},~{dirflag},~{fpsr},~{flags}"()
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ret void
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}
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; CHECK-LABEL: _Z1fv:
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; CHECK: .cfi_startproc
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; CHECK: subq $40, %rsp
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; CHECK: movaps %xmm15, 16(%rsp)
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; CHECK: movaps %xmm10, (%rsp)
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; CHECK: .cfi_def_cfa_offset 48
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; CHECK: .cfi_offset %xmm10, -48
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; CHECK: .cfi_offset %xmm15, -32
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; CHECK: movaps (%rsp), %xmm10
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; CHECK: movaps 16(%rsp), %xmm15
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; CHECK: addq $40, %rsp
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; CHECK: retq
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; CHECK: .cfi_endproc
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