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Imported Upstream version 5.18.0.205

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Former-commit-id: 7f59f7e792705db773f1caecdaa823092f4e2927
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Xamarin Public Jenkins (auto-signing)
2018-11-16 08:20:38 +00:00
parent 5cd5df71cc
commit 8e12397d70
28486 changed files with 3867013 additions and 66 deletions
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70
external/llvm/test/CodeGen/X86/nobt.ll vendored Normal file
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; RUN: llc < %s -mtriple=i686-- | not grep btl
; This tests some cases where BT must not be generated. See also bt.ll.
; Fixes 20040709-[12].c in gcc testsuite.
define void @test2(i32 %x, i32 %n) nounwind {
entry:
%tmp1 = and i32 %x, 1
%tmp2 = urem i32 %tmp1, 15
%tmp3 = and i32 %tmp2, 1 ; <i32> [#uses=1]
%tmp4 = icmp eq i32 %tmp3, %tmp2 ; <i1> [#uses=1]
br i1 %tmp4, label %bb, label %UnifiedReturnBlock
bb: ; preds = %entry
call void @foo()
ret void
UnifiedReturnBlock: ; preds = %entry
ret void
}
define void @test3(i32 %x, i32 %n) nounwind {
entry:
%tmp1 = and i32 %x, 1
%tmp2 = urem i32 %tmp1, 15
%tmp3 = and i32 %tmp2, 1 ; <i32> [#uses=1]
%tmp4 = icmp eq i32 %tmp2, %tmp3 ; <i1> [#uses=1]
br i1 %tmp4, label %bb, label %UnifiedReturnBlock
bb: ; preds = %entry
call void @foo()
ret void
UnifiedReturnBlock: ; preds = %entry
ret void
}
define void @test4(i32 %x, i32 %n) nounwind {
entry:
%tmp1 = and i32 %x, 1
%tmp2 = urem i32 %tmp1, 15
%tmp3 = and i32 %tmp2, 1 ; <i32> [#uses=1]
%tmp4 = icmp ne i32 %tmp2, %tmp3 ; <i1> [#uses=1]
br i1 %tmp4, label %bb, label %UnifiedReturnBlock
bb: ; preds = %entry
call void @foo()
ret void
UnifiedReturnBlock: ; preds = %entry
ret void
}
define void @test5(i32 %x, i32 %n) nounwind {
entry:
%tmp1 = and i32 %x, 1
%tmp2 = urem i32 %tmp1, 15
%tmp3 = and i32 %tmp2, 1 ; <i32> [#uses=1]
%tmp4 = icmp ne i32 %tmp2, %tmp3 ; <i1> [#uses=1]
br i1 %tmp4, label %bb, label %UnifiedReturnBlock
bb: ; preds = %entry
call void @foo()
ret void
UnifiedReturnBlock: ; preds = %entry
ret void
}
declare void @foo()