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Imported Upstream version 5.18.0.234

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Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f
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Xamarin Public Jenkins (auto-signing)
2019-01-08 08:22:36 +00:00
parent f32dbaf0b2
commit 212f6bafcb
28494 changed files with 359 additions and 3867025 deletions
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33
external/llvm/test/CodeGen/X86/ins_split_regalloc.ll vendored
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@ -1,33 +0,0 @@
; RUN: llc -O1 -regalloc=greedy -mtriple=x86_64-apple-macosx < %s -o - | FileCheck %s
; Check that last chance split (RAGreedy::tryInstructonSplit) just split
; when this is beneficial, otherwise we end up with uncoalesced copies.
; <rdar://problem/15570057>
target datalayout = "e-i64:64-f80:128-s:64-n8:16:32:64-S128"
@f = external constant void (i32)*
; CHECK-LABEL: test:
; Get the address of f in the GOT.
; CHECK: movq _f@{{[^,]+}}, [[F_ENTRY_ADDR:%[a-z0-9]+]]
; Read the actual address of f.
; CHECK: movq ([[F_ENTRY_ADDR]]), [[F_ADDR:%[a-z0-9]+]]
; Check that we do not have useless split points before each call.
; CHECK-NOT: movq
; CHECK: callq *[[F_ADDR]]
; Check that we do not have useless split points before each call.
; CHECK-NOT: movq
; CHECK: callq *[[F_ADDR]]
; Last call is a tail call, thus the address of the function cannot use
; a callee saved register.
; CHECK: movq [[F_ADDR]], [[F_ADDR_TC:%[a-z0-9]+]]
; CHECK: popq [[F_ADDR]]
; CHECK: jmpq *[[F_ADDR_TC]]
define void @test(i32 %a, i32 %b, i32 %c) {
entry:
%fct_f = load void (i32)*, void (i32)** @f, align 8
tail call void %fct_f(i32 %a)
tail call void %fct_f(i32 %b)
tail call void %fct_f(i32 %c)
ret void
}