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17 lines
487 B
LLVM
17 lines
487 B
LLVM
; Test local-dynamic TLS access optimizations.
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;
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; If we access two different local-dynamic TLS variables, we only
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; need a single call to __tls_get_offset.
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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 1
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@x = thread_local(localdynamic) global i32 0
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@y = thread_local(localdynamic) 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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