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ab043ff680
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
18 lines
600 B
LLVM
18 lines
600 B
LLVM
; Test general-dynamic TLS access optimizations.
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;
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; If we access two different TLS variables, we need two calls to
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; __tls_get_offset, but should load _GLOBAL_OFFSET_TABLE only once.
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;
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; RUN: llc < %s -mcpu=z10 -mtriple=s390x-linux-gnu -relocation-model=pic | grep "__tls_get_offset" | count 2
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; RUN: llc < %s -mcpu=z10 -mtriple=s390x-linux-gnu -relocation-model=pic | grep "_GLOBAL_OFFSET_TABLE_" | count 1
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@x = thread_local global i32 0
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@y = thread_local global i32 0
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define i32 @foo() {
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%valx = load i32, i32* @x
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%valy = load i32, i32* @y
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%add = add nsw i32 %valx, %valy
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ret i32 %add
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}
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