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https://github.com/c64scene-ar/llvm-6502.git
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6a06e684f7
add support for select add experimental support for alloc_size metadata git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157481 91177308-0d34-0410-b5e6-96231b3b80d8
44 lines
1.1 KiB
LLVM
44 lines
1.1 KiB
LLVM
; RUN: opt < %s -bounds-checking -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-S128"
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declare i64* @alloc(i32, i8, i32)
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declare i32* @alloc2(i32, i32)
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; CHECK: @f1
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define void @f1(i32 %x) {
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%call = tail call i32* @alloc2(i32 %x, i32 4) nounwind, !alloc_size !0
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; CHECK: trap
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store i32 3, i32* %call, align 4
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ret void
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}
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; CHECK: @f2
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define void @f2() {
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%call1 = tail call i32* @alloc2(i32 2, i32 4) nounwind, !alloc_size !0
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%arrayidx = getelementptr i32* %call1, i64 2
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; CHECK: br label
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store i32 3, i32* %arrayidx, align 4
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ret void
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}
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; CHECK: @f3
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define void @f3(i32 %x, i8 %y) {
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%call = tail call i64* @alloc(i32 %x, i8 %y, i32 7) nounwind, !alloc_size !1
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; CHECK: trap
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store i64 27, i64* %call, align 4
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ret void
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}
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; CHECK: @f4
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define void @f4() {
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%call1 = tail call i32* @alloc2(i32 2, i32 4) nounwind, !alloc_size !0
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%arrayidx = getelementptr i32* %call1, i64 1
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; CHECK-NOT: trap
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store i32 3, i32* %arrayidx, align 4
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; CHECK: ret
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ret void
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}
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!0 = metadata !{i32 0, i32 1}
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!1 = metadata !{i32 2}
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