llvm-6502/test/Bitcode/upgrade-loop-metadata.ll
Duncan P. N. Exon Smith 994af148ca Bitcode: Correctly compare a Use against itself
Fix the sort of expected order in the reader to correctly return `false`
when comparing a `Use` against itself.

This was caught by test/Bitcode/binaryIntInstructions.3.2.ll, so I'm
adding a `RUN` line using `llvm-uselistorder` for every test in
`test/Bitcode` that passes.

A few tests still fail, so I'll investigate those next.

This is part of PR5680.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214157 91177308-0d34-0410-b5e6-96231b3b80d8
2014-07-29 01:13:56 +00:00

39 lines
1.4 KiB
LLVM

; Test to make sure loop vectorizer metadata is automatically upgraded.
;
; RUN: llvm-dis < %s.bc | FileCheck %s
; RUN: llvm-uselistorder < %s.bc -preserve-bc-use-list-order -num-shuffles=5
define void @_Z28loop_with_vectorize_metadatav() {
entry:
%i = alloca i32, align 4
store i32 0, i32* %i, align 4
br label %for.cond
for.cond: ; preds = %for.inc, %entry
%0 = load i32* %i, align 4
%cmp = icmp slt i32 %0, 16
br i1 %cmp, label %for.body, label %for.end, !llvm.loop !1
for.body: ; preds = %for.cond
br label %for.inc
for.inc: ; preds = %for.body
%1 = load i32* %i, align 4
%inc = add nsw i32 %1, 1
store i32 %inc, i32* %i, align 4
br label %for.cond
for.end: ; preds = %for.cond
ret void
}
; CHECK: !{metadata !"llvm.loop.interleave.count", i32 4}
; CHECK: !{metadata !"llvm.loop.vectorize.width", i32 8}
; CHECK: !{metadata !"llvm.loop.vectorize.enable", i1 true}
!0 = metadata !{metadata !"clang version 3.5.0 (trunk 211528)"}
!1 = metadata !{metadata !1, metadata !2, metadata !3, metadata !4, metadata !4}
!2 = metadata !{metadata !"llvm.vectorizer.unroll", i32 4}
!3 = metadata !{metadata !"llvm.vectorizer.width", i32 8}
!4 = metadata !{metadata !"llvm.vectorizer.enable", i1 true}