llvm-6502/test/Transforms/ADCE/2003-06-24-BasicFunctionality.ll
David Blaikie 7c9c6ed761 [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

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
2015-02-27 21:17:42 +00:00

42 lines
1.8 KiB
LLVM

; RUN: opt < %s -adce -simplifycfg -S | not grep then:
define void @dead_test8(i32* %data.1, i32 %idx.1) {
entry:
%tmp.1 = load i32, i32* %data.1 ; <i32> [#uses=2]
%tmp.41 = icmp sgt i32 %tmp.1, 0 ; <i1> [#uses=1]
br i1 %tmp.41, label %no_exit.preheader, label %return
no_exit.preheader: ; preds = %entry
%tmp.11 = getelementptr i32, i32* %data.1, i64 1 ; <i32*> [#uses=1]
%tmp.22-idxcast = sext i32 %idx.1 to i64 ; <i64> [#uses=1]
%tmp.28 = getelementptr i32, i32* %data.1, i64 %tmp.22-idxcast ; <i32*> [#uses=1]
br label %no_exit
no_exit: ; preds = %endif, %no_exit.preheader
%k.1 = phi i32 [ %k.0, %endif ], [ 0, %no_exit.preheader ] ; <i32> [#uses=3]
%i.0 = phi i32 [ %inc.1, %endif ], [ 0, %no_exit.preheader ] ; <i32> [#uses=1]
%tmp.12 = load i32, i32* %tmp.11 ; <i32> [#uses=1]
%tmp.14 = sub i32 0, %tmp.12 ; <i32> [#uses=1]
%tmp.161 = icmp ne i32 %k.1, %tmp.14 ; <i1> [#uses=1]
br i1 %tmp.161, label %then, label %else
then: ; preds = %no_exit
%inc.0 = add i32 %k.1, 1 ; <i32> [#uses=1]
br label %endif
else: ; preds = %no_exit
%dec = add i32 %k.1, -1 ; <i32> [#uses=1]
br label %endif
endif: ; preds = %else, %then
%k.0 = phi i32 [ %dec, %else ], [ %inc.0, %then ] ; <i32> [#uses=1]
store i32 2, i32* %tmp.28
%inc.1 = add i32 %i.0, 1 ; <i32> [#uses=2]
%tmp.4 = icmp slt i32 %inc.1, %tmp.1 ; <i1> [#uses=1]
br i1 %tmp.4, label %no_exit, label %return
return: ; preds = %endif, %entry
ret void
}