derek.holloway
7502bf64a4
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84 lines
4.1 KiB
LLVM
84 lines
4.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals --include-generated-funcs --version 3
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; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -amdgpu-lower-ctor-dtor %s | FileCheck %s
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; Make sure we emit code for constructor entries that aren't direct
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; function calls.
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; Check a constructor that's an alias, and an integer literal.
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@llvm.global_ctors = appending addrspace(1) global [2 x { i32, ptr, ptr }] [
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{ i32, ptr, ptr } { i32 1, ptr @foo.alias, ptr null },
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{ i32, ptr, ptr } { i32 1, ptr inttoptr (i64 4096 to ptr), ptr null }
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]
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; Check a constantexpr addrspacecast
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@llvm.global_dtors = appending addrspace(1) global [1 x { i32, ptr, ptr }] [
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{ i32, ptr, ptr } { i32 1, ptr addrspacecast (ptr addrspace(1) @bar to ptr), ptr null }
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]
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@foo.alias = hidden alias void (), ptr @foo
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define void @foo() {
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ret void
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}
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define void @bar() addrspace(1) {
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ret void
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}
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;.
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; CHECK: @llvm.global_ctors = appending addrspace(1) global [2 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 1, ptr @foo.alias, ptr null }, { i32, ptr, ptr } { i32 1, ptr inttoptr (i64 4096 to ptr), ptr null }]
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; CHECK: @llvm.global_dtors = appending addrspace(1) global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 1, ptr addrspacecast (ptr addrspace(1) @bar to ptr), ptr null }]
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; CHECK: @__init_array_start = external addrspace(1) constant [0 x ptr addrspace(1)]
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; CHECK: @__init_array_end = external addrspace(1) constant [0 x ptr addrspace(1)]
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; CHECK: @__fini_array_start = external addrspace(1) constant [0 x ptr addrspace(1)]
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; CHECK: @__fini_array_end = external addrspace(1) constant [0 x ptr addrspace(1)]
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; CHECK: @llvm.used = appending addrspace(1) global [2 x ptr] [ptr @amdgcn.device.init, ptr @amdgcn.device.fini], section "llvm.metadata"
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; CHECK: @foo.alias = hidden alias void (), ptr @foo
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;.
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; CHECK-LABEL: define void @foo(
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; CHECK-SAME: ) #[[ATTR0:[0-9]+]] {
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; CHECK-NEXT: ret void
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;
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;
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; CHECK-LABEL: define void @bar(
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; CHECK-SAME: ) addrspace(1) #[[ATTR0]] {
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; CHECK-NEXT: ret void
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;
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;
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; CHECK-LABEL: define weak_odr amdgpu_kernel void @amdgcn.device.init(
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; CHECK-SAME: ) #[[ATTR1:[0-9]+]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = icmp ne ptr addrspace(1) @__init_array_start, @__init_array_end
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; CHECK-NEXT: br i1 [[TMP0]], label [[WHILE_ENTRY:%.*]], label [[WHILE_END:%.*]]
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; CHECK: while.entry:
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; CHECK-NEXT: [[PTR:%.*]] = phi ptr addrspace(1) [ @__init_array_start, [[ENTRY:%.*]] ], [ [[NEXT:%.*]], [[WHILE_ENTRY]] ]
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; CHECK-NEXT: [[CALLBACK:%.*]] = load ptr, ptr addrspace(1) [[PTR]], align 8
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; CHECK-NEXT: call void [[CALLBACK]]()
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; CHECK-NEXT: [[NEXT]] = getelementptr ptr addrspace(1), ptr addrspace(1) [[PTR]], i64 1
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; CHECK-NEXT: [[END:%.*]] = icmp eq ptr addrspace(1) [[NEXT]], @__init_array_end
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; CHECK-NEXT: br i1 [[END]], label [[WHILE_END]], label [[WHILE_ENTRY]]
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; CHECK: while.end:
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; CHECK-NEXT: ret void
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;
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;
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; CHECK-LABEL: define weak_odr amdgpu_kernel void @amdgcn.device.fini(
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; CHECK-SAME: ) #[[ATTR2:[0-9]+]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP3:%.*]] = icmp uge ptr addrspace(1) getelementptr inbounds (ptr addrspace(1), ptr addrspace(1) @__fini_array_end, i64 -1), @__fini_array_start
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; CHECK-NEXT: br i1 [[TMP3]], label [[WHILE_ENTRY:%.*]], label [[WHILE_END:%.*]]
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; CHECK: while.entry:
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; CHECK-NEXT: [[PTR:%.*]] = phi ptr addrspace(1) [ getelementptr inbounds (ptr addrspace(1), ptr addrspace(1) @__fini_array_end, i64 -1), [[ENTRY:%.*]] ], [ [[NEXT:%.*]], [[WHILE_ENTRY]] ]
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; CHECK-NEXT: [[CALLBACK:%.*]] = load ptr, ptr addrspace(1) [[PTR]], align 8
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; CHECK-NEXT: call void [[CALLBACK]]()
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; CHECK-NEXT: [[NEXT]] = getelementptr ptr addrspace(1), ptr addrspace(1) [[PTR]], i64 -1
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; CHECK-NEXT: [[END:%.*]] = icmp ult ptr addrspace(1) [[NEXT]], @__fini_array_start
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; CHECK-NEXT: br i1 [[END]], label [[WHILE_END]], label [[WHILE_ENTRY]]
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; CHECK: while.end:
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; CHECK-NEXT: ret void
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;
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;.
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; CHECK: attributes #[[ATTR0]] = { "target-cpu"="gfx900" }
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; CHECK: attributes #[[ATTR1]] = { "amdgpu-flat-work-group-size"="1,1" "device-init" }
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; CHECK: attributes #[[ATTR2]] = { "amdgpu-flat-work-group-size"="1,1" "device-fini" }
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;.
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