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Imported Upstream version 5.18.0.207

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Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449
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Xamarin Public Jenkins (auto-signing)
2018-11-17 08:23:10 +00:00
parent 8e12397d70
commit eb85e2fc17
28480 changed files with 72 additions and 3866936 deletions
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59
external/llvm/test/Analysis/ScalarEvolution/non-IV-phi.ll vendored
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@ -1,59 +0,0 @@
; RUN: opt -scalar-evolution -analyze < %s | FileCheck %s
define void @test1(i8 %t, i32 %len) {
; CHECK-LABEL: test1
; CHECK: %sphi = phi i32 [ %ext, %entry ], [ %idx.inc.ext, %loop ]
; CHECK-NEXT: --> (zext i8 {%t,+,1}<%loop> to i32)
entry:
%st = zext i8 %t to i16
%ext = zext i8 %t to i32
%ecmp = icmp ult i16 %st, 42
br i1 %ecmp, label %loop, label %exit
loop:
%idx = phi i8 [ %t, %entry ], [ %idx.inc, %loop ]
%sphi = phi i32 [ %ext, %entry ], [%idx.inc.ext, %loop]
%idx.inc = add i8 %idx, 1
%idx.inc.ext = zext i8 %idx.inc to i32
%idx.ext = zext i8 %idx to i32
%c = icmp ult i32 %idx.inc.ext, %len
br i1 %c, label %loop, label %exit
exit:
ret void
}
define void @test2(i8 %t, i32 %len) {
; CHECK-LABEL: test2
; CHECK: %sphi = phi i32 [ %ext.mul, %entry ], [ %mul, %loop ]
; CHECK-NEXT: --> (4 * (zext i8 {%t,+,1}<%loop> to i32))
entry:
%st = zext i8 %t to i16
%ext = zext i8 %t to i32
%ext.mul = mul i32 %ext, 4
%ecmp = icmp ult i16 %st, 42
br i1 %ecmp, label %loop, label %exit
loop:
%idx = phi i8 [ %t, %entry ], [ %idx.inc, %loop ]
%sphi = phi i32 [ %ext.mul, %entry ], [%mul, %loop]
%idx.inc = add i8 %idx, 1
%idx.inc.ext = zext i8 %idx.inc to i32
%mul = mul i32 %idx.inc.ext, 4
%idx.ext = zext i8 %idx to i32
%c = icmp ult i32 %idx.inc.ext, %len
br i1 %c, label %loop, label %exit
exit:
ret void
}