forked from OSchip/llvm-project
56 lines
1.6 KiB
LLVM
56 lines
1.6 KiB
LLVM
; RUN: llc -march=ppc64 -mcpu=pwr7 -O0 -relocation-model=pic < %s | FileCheck -check-prefix=OPT0 %s
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; RUN: llc -march=ppc64 -mcpu=pwr7 -O1 -relocation-model=pic < %s | FileCheck -check-prefix=OPT1 %s
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target triple = "powerpc64-unknown-linux-gnu"
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; Test correct assembly code generation for thread-local storage using
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; the local dynamic model.
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@a = hidden thread_local global i32 0, align 4
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define signext i32 @main() nounwind {
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entry:
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%retval = alloca i32, align 4
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store i32 0, i32* %retval
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%0 = load i32* @a, align 4
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ret i32 %0
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}
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; OPT0-LABEL: main:
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; OPT0: addis [[REG:[0-9]+]], 2, a@got@tlsld@ha
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; OPT0-NEXT: addi 3, [[REG]], a@got@tlsld@l
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; OPT0: bl __tls_get_addr(a@tlsld)
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; OPT0-NEXT: nop
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; OPT0: addis [[REG2:[0-9]+]], 3, a@dtprel@ha
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; OPT0-NEXT: addi {{[0-9]+}}, [[REG2]], a@dtprel@l
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; Test peephole optimization for thread-local storage using the
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; local dynamic model.
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; OPT1-LABEL: main:
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; OPT1: addis [[REG:[0-9]+]], 2, a@got@tlsld@ha
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; OPT1-NEXT: addi 3, [[REG]], a@got@tlsld@l
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; OPT1: bl __tls_get_addr(a@tlsld)
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; OPT1-NEXT: nop
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; OPT1: addis [[REG2:[0-9]+]], 3, a@dtprel@ha
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; OPT1-NEXT: lwa {{[0-9]+}}, a@dtprel@l([[REG2]])
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; Test correct assembly code generation for thread-local storage using
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; the general dynamic model.
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@a2 = thread_local global i32 0, align 4
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define signext i32 @main2() nounwind {
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entry:
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%retval = alloca i32, align 4
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store i32 0, i32* %retval
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%0 = load i32* @a2, align 4
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ret i32 %0
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}
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; OPT1-LABEL: main2
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; OPT1: addis [[REG:[0-9]+]], 2, a2@got@tlsgd@ha
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; OPT1-NEXT: addi 3, [[REG]], a2@got@tlsgd@l
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; OPT1: bl __tls_get_addr(a2@tlsgd)
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; OPT1-NEXT: nop
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