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https://github.com/c64scene-ar/llvm-6502.git
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06fd4ed4c9
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@200378 91177308-0d34-0410-b5e6-96231b3b80d8
37 lines
1019 B
LLVM
37 lines
1019 B
LLVM
; RUN: opt < %s -asan -S | FileCheck %s
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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-n8:16:32:64"
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target triple = "x86_64-unknown-linux-gnu"
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define i32 @read_4_bytes(i32* %a) sanitize_address {
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entry:
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%tmp1 = load i32* %a, align 4
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ret i32 %tmp1
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}
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; CHECK: @read_4_bytes
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; CHECK-NOT: ret
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; CHECK: lshr {{.*}} 3
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; Check for ASAN's Offset for 64-bit (7fff8000)
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; CHECK-NEXT: add{{.*}}2147450880
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; CHECK: ret
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define void @example_atomicrmw(i64* %ptr) nounwind uwtable sanitize_address {
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entry:
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%0 = atomicrmw add i64* %ptr, i64 1 seq_cst
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ret void
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}
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; CHECK: @example_atomicrmw
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; CHECK: lshr {{.*}} 3
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; CHECK: atomicrmw
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; CHECK: ret
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define void @example_cmpxchg(i64* %ptr, i64 %compare_to, i64 %new_value) nounwind uwtable sanitize_address {
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entry:
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%0 = cmpxchg i64* %ptr, i64 %compare_to, i64 %new_value seq_cst
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ret void
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}
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; CHECK: @example_cmpxchg
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; CHECK: lshr {{.*}} 3
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; CHECK: cmpxchg
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; CHECK: ret
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