95 lines
2.2 KiB
LLVM
95 lines
2.2 KiB
LLVM
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; RUN: opt < %s -passes=constmerge -S | FileCheck %s
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; Don't merge constants with specified sections.
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@T1G1 = internal constant i32 1, section "foo"
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@T1G2 = internal constant i32 1, section "bar"
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@T1G3 = internal constant i32 1, section "bar"
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; CHECK: @T1G1
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; CHECK: @T1G2
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; CHECK: @T1G3
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define void @test1(ptr %P1, ptr %P2, ptr %P3) {
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store ptr @T1G1, ptr %P1
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store ptr @T1G2, ptr %P2
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store ptr @T1G3, ptr %P3
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ret void
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}
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@T2a = internal constant i32 224
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@T2b = internal addrspace(30) constant i32 224
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; CHECK: @T2a
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; CHECK: @T2b
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define void @test2(ptr %P1, ptr %P2) {
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store ptr @T2a, ptr %P1
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store ptr addrspace(30) @T2b, ptr %P2
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ret void
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}
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; PR8144 - Don't merge globals marked attribute(used)
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; CHECK: @T3A =
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; CHECK: @T3B =
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@T3A = internal constant i32 0
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@T3B = internal constant i32 0
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@llvm.used = appending global [2 x ptr] [ptr @T3A, ptr @T3B], section
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"llvm.metadata"
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define void @test3() {
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call void asm sideeffect "T3A, T3B",""() ; invisible use of T3A and T3B
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ret void
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}
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; Don't merge constants with !type annotations.
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@T4A1 = internal constant i32 2, !type !0
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@T4A2 = internal unnamed_addr constant i32 2, !type !1
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@T4B1 = internal constant i32 3, !type !0
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@T4B2 = internal unnamed_addr constant i32 3, !type !0
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@T4C1 = internal constant i32 4, !type !0
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@T4C2 = unnamed_addr constant i32 4
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@T4D1 = unnamed_addr constant i32 5, !type !0
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@T4D2 = internal constant i32 5
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!0 = !{i64 0, !"typeinfo name for A"}
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!1 = !{i64 0, !"typeinfo name for B"}
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; CHECK: @T4A1
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; CHECK: @T4A2
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; CHECK: @T4B1
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; CHECK: @T4B2
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; CHECK: @T4C1
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; CHECK: @T4C2
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; CHECK: @T4D1
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; CHECK: @T4D2
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define void @test4(ptr %P1, ptr %P2, ptr %P3, ptr %P4, ptr %P5, ptr %P6, ptr %P7, ptr %P8) {
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store ptr @T4A1, ptr %P1
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store ptr @T4A2, ptr %P2
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store ptr @T4B1, ptr %P3
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store ptr @T4B2, ptr %P4
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store ptr @T4C1, ptr %P5
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store ptr @T4C2, ptr %P6
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store ptr @T4D1, ptr %P7
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store ptr @T4D2, ptr %P8
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ret void
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}
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; CHECK: @T5tls
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; CHECK: @T5ua
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@T5tls = private thread_local constant i32 555
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@T5ua = private unnamed_addr constant i32 555
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define void @test5(ptr %P1, ptr %P2) {
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store ptr @T5tls, ptr %P1
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store ptr @T5ua, ptr %P2
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ret void
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}
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