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They are currently implicit because TargetMachine::shouldAssumeDSOLocal implies dso_local. For external data, clang -fno-pic emits the dso_local specifier for ELF and non-MinGW COFF. Adding explicit dso_local makes these tests in align with the clang behavior and helps implementing an option to use GOT indirection for external data access in -fno-pic mode (to avoid copy relocations).
21 lines
778 B
LLVM
21 lines
778 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s | FileCheck %s
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; Fold an offset into an address even if it's not a 32-bit
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; signed integer.
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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"
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target triple = "x86_64-unknown-linux-gnu"
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@call_used_regs = external dso_local global [53 x i8], align 32
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define fastcc void @foo() nounwind {
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; CHECK-LABEL: foo:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movl $4294967295, %eax # imm = 0xFFFFFFFF
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; CHECK-NEXT: movb $1, call_used_regs(%rax)
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; CHECK-NEXT: retq
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%t = getelementptr [53 x i8], [53 x i8]* @call_used_regs, i64 0, i64 4294967295
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store i8 1, i8* %t, align 1
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ret void
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}
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