This initial patch doesn't actually do much useful. It's just to show where the new code goes. Once this is in, I'll extend the verification logic to check more useful properties. For those curious, the more complicated version of this patch already found one very suspicious thing. Differential Revision: https://reviews.llvm.org/D33819 llvm-svn: 304564
193 lines
8.9 KiB
LLVM
193 lines
8.9 KiB
LLVM
; RUN: llc -verify-machineinstrs < %s 2>&1 | FileCheck %s
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target triple = "x86_64-pc-linux-gnu"
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declare void @"some_call"(i64 addrspace(1)*)
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declare i64 addrspace(1)* @"some_other_call"(i64 addrspace(1)*)
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declare i32 @"personality_function"()
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define i64 addrspace(1)* @test_basic(i64 addrspace(1)* %obj,
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i64 addrspace(1)* %obj1)
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gc "statepoint-example" personality i32 ()* @"personality_function" {
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entry:
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; CHECK: Ltmp{{[0-9]+}}:
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; CHECK: callq some_call
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; CHECK: Ltmp{{[0-9]+}}:
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%0 = invoke token (i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64 0, i32 0, void (i64 addrspace(1)*)* @some_call, i32 1, i32 0, i64 addrspace(1)* %obj, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0, i64 addrspace(1)* %obj, i64 addrspace(1)* %obj1)
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to label %invoke_safepoint_normal_dest unwind label %exceptional_return
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invoke_safepoint_normal_dest:
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; CHECK: movq
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%obj.relocated = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %0, i32 13, i32 13)
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%obj1.relocated = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %0, i32 14, i32 14)
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br label %normal_return
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normal_return:
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; CHECK: retq
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ret i64 addrspace(1)* %obj.relocated
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exceptional_return:
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; CHECK: Ltmp{{[0-9]+}}:
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; CHECK: movq
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; CHECK: retq
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%landing_pad = landingpad token
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cleanup
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%obj.relocated1 = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad, i32 13, i32 13)
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%obj1.relocated1 = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad, i32 14, i32 14)
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ret i64 addrspace(1)* %obj1.relocated1
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}
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; CHECK-LABEL: GCC_except_table{{[0-9]+}}:
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; CHECK: .long .Ltmp{{[0-9]+}}-.Ltmp{{[0-9]+}}
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; CHECK: .long .Ltmp{{[0-9]+}}-.Lfunc_begin{{[0-9]+}}
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; CHECK: .byte 0
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; CHECK: .p2align 4
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define i64 addrspace(1)* @test_result(i64 addrspace(1)* %obj,
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i64 addrspace(1)* %obj1)
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gc "statepoint-example" personality i32 ()* @personality_function {
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entry:
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; CHECK: .Ltmp{{[0-9]+}}:
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; CHECK: callq some_other_call
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; CHECK: .Ltmp{{[0-9]+}}:
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%0 = invoke token (i64, i32, i64 addrspace(1)* (i64 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_p1i64p1i64f(i64 0, i32 0, i64 addrspace(1)* (i64 addrspace(1)*)* @some_other_call, i32 1, i32 0, i64 addrspace(1)* %obj, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0, i64 addrspace(1)* %obj, i64 addrspace(1)* %obj1)
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to label %normal_return unwind label %exceptional_return
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normal_return:
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; CHECK: popq
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; CHECK: retq
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%ret_val = call i64 addrspace(1)* @llvm.experimental.gc.result.p1i64(token %0)
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ret i64 addrspace(1)* %ret_val
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exceptional_return:
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; CHECK: .Ltmp{{[0-9]+}}:
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; CHECK: movq
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%landing_pad = landingpad token
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cleanup
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%obj.relocated = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad, i32 13, i32 13)
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ret i64 addrspace(1)* %obj.relocated
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}
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; CHECK-LABEL: GCC_except_table{{[0-9]+}}:
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; CHECK: .long .Ltmp{{[0-9]+}}-.Ltmp{{[0-9]+}}
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; CHECK: .long .Ltmp{{[0-9]+}}-.Lfunc_begin{{[0-9]+}}
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; CHECK: .byte 0
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; CHECK: .p2align 4
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define i64 addrspace(1)* @test_same_val(i1 %cond, i64 addrspace(1)* %val1, i64 addrspace(1)* %val2, i64 addrspace(1)* %val3)
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gc "statepoint-example" personality i32 ()* @"personality_function" {
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entry:
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br i1 %cond, label %left, label %right
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left:
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; CHECK-LABEL: %left
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; CHECK: movq %rdx, 8(%rsp)
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; CHECK: movq
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; CHECK: callq some_call
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%sp1 = invoke token (i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64 0, i32 0, void (i64 addrspace(1)*)* @some_call, i32 1, i32 0, i64 addrspace(1)* %val1, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0, i64 addrspace(1)* %val1, i64 addrspace(1)* %val2)
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to label %left.relocs unwind label %exceptional_return.left
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left.relocs:
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; CHECK: movq (%rsp),
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; CHECK: movq 8(%rsp), [[REGVAL2:%[a-z]+]]
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%val1.relocated = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %sp1, i32 13, i32 13)
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%val2.relocated_left = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %sp1, i32 14, i32 14)
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br label %normal_return
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right:
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; CHECK-LABEL: %right
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; CHECK: movq
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; CHECK: movq %rdx, (%rsp)
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; CHECK: callq some_call
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%sp2 = invoke token (i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64 0, i32 0, void (i64 addrspace(1)*)* @some_call, i32 1, i32 0, i64 addrspace(1)* %val1, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0, i64 addrspace(1)* %val2, i64 addrspace(1)* %val3)
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to label %right.relocs unwind label %exceptional_return.right
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right.relocs:
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; CHECK: movq (%rsp), [[REGVAL2]]
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; CHECK: movq
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%val2.relocated_right = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %sp2, i32 13, i32 13)
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%val3.relocated = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %sp2, i32 14, i32 14)
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br label %normal_return
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normal_return:
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; CHECK-LABEL: %normal_return
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; CHECK: cmoveq {{.*}}[[REGVAL2]]{{.*}}
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; CHECK: retq
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%a1 = phi i64 addrspace(1)* [%val1.relocated, %left.relocs], [%val3.relocated, %right.relocs]
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%a2 = phi i64 addrspace(1)* [%val2.relocated_left, %left.relocs], [%val2.relocated_right, %right.relocs]
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%ret = select i1 %cond, i64 addrspace(1)* %a1, i64 addrspace(1)* %a2
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ret i64 addrspace(1)* %ret
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exceptional_return.left:
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%landing_pad = landingpad token
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cleanup
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%val.relocated2 = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad, i32 13, i32 13)
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ret i64 addrspace(1)* %val.relocated2
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exceptional_return.right:
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%landing_pad1 = landingpad token
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cleanup
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%val.relocated3 = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad1, i32 13, i32 13)
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ret i64 addrspace(1)* %val.relocated3
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}
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define i64 addrspace(1)* @test_null_undef(i64 addrspace(1)* %val1)
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gc "statepoint-example" personality i32 ()* @"personality_function" {
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; CHECK-LABEL: test_null_undef:
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entry:
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; CHECK: callq some_call
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%sp1 = invoke token (i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64 0, i32 0, void (i64 addrspace(1)*)* @some_call, i32 1, i32 0, i64 addrspace(1)* %val1, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0, i64 addrspace(1)* null, i64 addrspace(1)* undef)
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to label %normal_return unwind label %exceptional_return
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normal_return:
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; CHECK-LABEL: %normal_return
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; CHECK: xorl %eax, %eax
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; CHECK-NEXT: popq
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; CHECK-NEXT: retq
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%null.relocated = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %sp1, i32 13, i32 13)
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%undef.relocated = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %sp1, i32 14, i32 14)
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ret i64 addrspace(1)* %null.relocated
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exceptional_return:
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%landing_pad = landingpad token
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cleanup
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%null.relocated2 = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad, i32 13, i32 13)
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%undef.relocated2 = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad, i32 14, i32 14)
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ret i64 addrspace(1)* %null.relocated2
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}
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define i64 addrspace(1)* @test_alloca_and_const(i64 addrspace(1)* %val1)
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gc "statepoint-example" personality i32 ()* @"personality_function" {
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; CHECK-LABEL: test_alloca_and_const:
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entry:
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%a = alloca i32
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%aa = addrspacecast i32* %a to i32 addrspace(1)*
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%c = inttoptr i64 15 to i64 addrspace(1)*
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; CHECK: callq
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%sp = invoke token (i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64 0, i32 0, void (i64 addrspace(1)*)* @some_call, i32 1, i32 0, i64 addrspace(1)* %val1, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0, i32 addrspace(1)* %aa, i64 addrspace(1)* %c)
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to label %normal_return unwind label %exceptional_return
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normal_return:
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; CHECK: leaq
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; CHECK-NEXT: popq
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; CHECK-NEXT: retq
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%aa.rel = call coldcc i32 addrspace(1)* @llvm.experimental.gc.relocate.p1i32(token %sp, i32 13, i32 13)
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%aa.converted = bitcast i32 addrspace(1)* %aa.rel to i64 addrspace(1)*
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ret i64 addrspace(1)* %aa.converted
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exceptional_return:
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; CHECK: movl $15
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; CHECK-NEXT: popq
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; CHECK-NEXT: retq
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%landing_pad = landingpad token
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cleanup
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%aa.rel2 = call coldcc i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token %landing_pad, i32 14, i32 14)
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ret i64 addrspace(1)* %aa.rel2
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}
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declare token @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...)
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declare token @llvm.experimental.gc.statepoint.p0f_p1i64p1i64f(i64, i32, i64 addrspace(1)* (i64 addrspace(1)*)*, i32, i32, ...)
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declare i64 addrspace(1)* @llvm.experimental.gc.relocate.p1i64(token, i32, i32)
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declare i32 addrspace(1)* @llvm.experimental.gc.relocate.p1i32(token, i32, i32)
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declare i64 addrspace(1)* @llvm.experimental.gc.result.p1i64(token)
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