mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-31 12:30:06 +00:00
Change the default for `-num-shuffles` to 5 and better document the algorithm in the header docs of `verify-uselistorder`. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214419 91177308-0d34-0410-b5e6-96231b3b80d8
43 lines
1.5 KiB
LLVM
43 lines
1.5 KiB
LLVM
; Test to make sure loop vectorizer metadata is automatically upgraded.
|
|
;
|
|
; Run using opt as well to ensure that the metadata is upgraded when parsing
|
|
; assembly.
|
|
;
|
|
; RUN: llvm-as < %s | llvm-dis | FileCheck %s
|
|
; RUN: opt -S < %s | FileCheck %s
|
|
; RUN: verify-uselistorder %s -preserve-bc-use-list-order
|
|
|
|
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}
|