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Imported Upstream version 5.18.0.179

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Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215
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Xamarin Public Jenkins (auto-signing)
2018-10-25 08:34:57 +00:00
parent d6bde52373
commit 8625704ad8
28485 changed files with 3866843 additions and 50 deletions
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24
external/llvm/test/CodeGen/AArch64/fast-isel-tail-call.ll vendored Normal file
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; RUN: llc -fast-isel -pass-remarks-missed=isel -pass-remarks-missed=isel \
; RUN: -mtriple arm64-- < %s 2> %t | FileCheck %s
; RUN: cat %t | FileCheck %s --check-prefix MISSED
%struct = type { [4 x i32] }
declare %struct @external()
; Check that, when fastisel falls back to SDAG, we don't emit instructions
; that follow a tail-call and would have been dropped by pure SDAGISel.
; Here, the %struct extractvalue should fail FastISel.
; MISSED: FastISel missed: %tmp1 = extractvalue %struct %tmp0, 0
; CHECK-LABEL: test:
; CHECK: b external
; CHECK-NEXT: .Lfunc_end0:
define i32 @test() nounwind {
%tmp0 = tail call %struct @external()
%tmp1 = extractvalue %struct %tmp0, 0
%tmp2 = extractvalue [4 x i32] %tmp1, 0
ret i32 %tmp2
}