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llvm-mirror/test/Transforms/BBVectorize/no-ldstr-conn.ll
David Blaikie ab043ff680 [opaque pointer type] Add textual IR support for explicit type parameter to load instruction
Essentially the same as the GEP change in r230786.

A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)

import fileinput
import sys
import re

pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")

for line in sys.stdin:
  sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))

Reviewers: rafael, dexonsmith, grosser

Differential Revision: http://reviews.llvm.org/D7649

llvm-svn: 230794
2015-02-27 21:17:42 +00:00

24 lines
948 B
LLVM

target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=2 -instcombine -gvn -S | FileCheck %s
; Make sure that things (specifically getelementptr) are not connected to loads
; and stores via the address operand (which would be bad because the address
; is really a scalar even after vectorization)
define i64 @test2(i64 %a) nounwind uwtable readonly {
entry:
%a1 = inttoptr i64 %a to i64*
%a2 = getelementptr i64, i64* %a1, i64 1
%a3 = getelementptr i64, i64* %a1, i64 2
%v2 = load i64, i64* %a2, align 8
%v3 = load i64, i64* %a3, align 8
%v2a = add i64 %v2, 5
%v3a = add i64 %v3, 7
store i64 %v2a, i64* %a2, align 8
store i64 %v3a, i64* %a3, align 8
%r = add i64 %v2, %v3
ret i64 %r
; CHECK-LABEL: @test2(
; CHECK-NOT: getelementptr i64, <2 x i64*>
}