457 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			457 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			LLVM
		
	
	
	
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -rewrite-statepoints-for-gc -S | FileCheck %s
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; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S | FileCheck %s
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declare void @use_obj16(i16 addrspace(1)*) "gc-leaf-function"
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declare void @use_obj32(i32 addrspace(1)*) "gc-leaf-function"
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declare void @use_obj64(i64 addrspace(1)*) "gc-leaf-function"
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declare void @do_safepoint()
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define void @test_gep_const(i32 addrspace(1)* %base) gc "statepoint-example" {
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; CHECK-LABEL: @test_gep_const(
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; CHECK-NEXT:  entry:
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; CHECK-NEXT:    [[PTR:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE:%.*]], i32 15
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; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i32 addrspace(1)* [[BASE]]) ]
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; CHECK-NEXT:    [[BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
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; CHECK-NEXT:    [[BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASE_RELOCATED]] to i32 addrspace(1)*
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; CHECK-NEXT:    [[PTR_REMAT:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE_RELOCATED_CASTED]], i32 15
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; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[BASE_RELOCATED_CASTED]])
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; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[PTR_REMAT]])
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; CHECK-NEXT:    ret void
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;
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entry:
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  %ptr = getelementptr i32, i32 addrspace(1)* %base, i32 15
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  call void @do_safepoint() [ "deopt"() ]
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  call void @use_obj32(i32 addrspace(1)* %base)
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  call void @use_obj32(i32 addrspace(1)* %ptr)
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  ret void
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}
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define void @test_gep_idx(i32 addrspace(1)* %base, i32 %idx) gc "statepoint-example" {
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; CHECK-LABEL: @test_gep_idx(
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; CHECK-NEXT:  entry:
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; CHECK-NEXT:    [[PTR:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE:%.*]], i32 [[IDX:%.*]]
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; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i32 addrspace(1)* [[BASE]]) ]
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; CHECK-NEXT:    [[BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
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; CHECK-NEXT:    [[BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASE_RELOCATED]] to i32 addrspace(1)*
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; CHECK-NEXT:    [[PTR_REMAT:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE_RELOCATED_CASTED]], i32 [[IDX]]
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; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[BASE_RELOCATED_CASTED]])
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; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[PTR_REMAT]])
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; CHECK-NEXT:    ret void
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;
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entry:
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  %ptr = getelementptr i32, i32 addrspace(1)* %base, i32 %idx
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  call void @do_safepoint() [ "deopt"() ]
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  call void @use_obj32(i32 addrspace(1)* %base)
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  call void @use_obj32(i32 addrspace(1)* %ptr)
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  ret void
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}
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define void @test_bitcast(i32 addrspace(1)* %base) gc "statepoint-example" {
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; CHECK-LABEL: @test_bitcast(
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; CHECK-NEXT:  entry:
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; CHECK-NEXT:    [[PTR:%.*]] = bitcast i32 addrspace(1)* [[BASE:%.*]] to i64 addrspace(1)*
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; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i32 addrspace(1)* [[BASE]]) ]
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; CHECK-NEXT:    [[BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
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; CHECK-NEXT:    [[BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASE_RELOCATED]] to i32 addrspace(1)*
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; CHECK-NEXT:    [[PTR_REMAT:%.*]] = bitcast i32 addrspace(1)* [[BASE_RELOCATED_CASTED]] to i64 addrspace(1)*
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; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[BASE_RELOCATED_CASTED]])
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; CHECK-NEXT:    call void @use_obj64(i64 addrspace(1)* [[PTR_REMAT]])
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; CHECK-NEXT:    ret void
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;
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entry:
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  %ptr = bitcast i32 addrspace(1)* %base to i64 addrspace(1)*
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  call void @do_safepoint() [ "deopt"() ]
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  call void @use_obj32(i32 addrspace(1)* %base)
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  call void @use_obj64(i64 addrspace(1)* %ptr)
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  ret void
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}
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define void @test_bitcast_bitcast(i32 addrspace(1)* %base) gc "statepoint-example" {
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; CHECK-LABEL: @test_bitcast_bitcast(
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; CHECK-NEXT:  entry:
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; CHECK-NEXT:    [[PTR1:%.*]] = bitcast i32 addrspace(1)* [[BASE:%.*]] to i64 addrspace(1)*
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; CHECK-NEXT:    [[PTR2:%.*]] = bitcast i64 addrspace(1)* [[PTR1]] to i16 addrspace(1)*
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; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i32 addrspace(1)* [[BASE]]) ]
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; CHECK-NEXT:    [[BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
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; CHECK-NEXT:    [[BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASE_RELOCATED]] to i32 addrspace(1)*
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; CHECK-NEXT:    [[PTR1_REMAT:%.*]] = bitcast i32 addrspace(1)* [[BASE_RELOCATED_CASTED]] to i64 addrspace(1)*
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; CHECK-NEXT:    [[PTR2_REMAT:%.*]] = bitcast i64 addrspace(1)* [[PTR1_REMAT]] to i16 addrspace(1)*
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; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[BASE_RELOCATED_CASTED]])
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; CHECK-NEXT:    call void @use_obj16(i16 addrspace(1)* [[PTR2_REMAT]])
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; CHECK-NEXT:    ret void
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;
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entry:
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  %ptr1 = bitcast i32 addrspace(1)* %base to i64 addrspace(1)*
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  %ptr2 = bitcast i64 addrspace(1)* %ptr1 to i16 addrspace(1)*
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  call void @do_safepoint() [ "deopt"() ]
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  call void @use_obj32(i32 addrspace(1)* %base)
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  call void @use_obj16(i16 addrspace(1)* %ptr2)
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  ret void
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}
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define void @test_addrspacecast_addrspacecast(i32 addrspace(1)* %base) gc "statepoint-example" {
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; CHECK-LABEL: @test_addrspacecast_addrspacecast(
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; CHECK-NEXT:  entry:
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; CHECK-NEXT:    [[PTR1:%.*]] = addrspacecast i32 addrspace(1)* [[BASE:%.*]] to i32*
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; CHECK-NEXT:    [[PTR2:%.*]] = addrspacecast i32* [[PTR1]] to i32 addrspace(1)*
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; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i32 addrspace(1)* [[PTR2]], i32 addrspace(1)* [[BASE]]) ]
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; CHECK-NEXT:    [[PTR2_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 0)
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; CHECK-NEXT:    [[PTR2_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[PTR2_RELOCATED]] to i32 addrspace(1)*
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; CHECK-NEXT:    [[BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1)
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; CHECK-NEXT:    [[BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASE_RELOCATED]] to i32 addrspace(1)*
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; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[BASE_RELOCATED_CASTED]])
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; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[PTR2_RELOCATED_CASTED]])
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; CHECK-NEXT:    ret void
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;
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entry:
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  %ptr1 = addrspacecast i32 addrspace(1)* %base to i32*
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  %ptr2 = addrspacecast i32* %ptr1 to i32 addrspace(1)*
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  call void @do_safepoint() [ "deopt"() ]
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  call void @use_obj32(i32 addrspace(1)* %base)
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  call void @use_obj32(i32 addrspace(1)* %ptr2)
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  ret void
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}
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define void @test_bitcast_gep(i32 addrspace(1)* %base) gc "statepoint-example" {
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; CHECK-LABEL: @test_bitcast_gep(
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; CHECK-NEXT:  entry:
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; CHECK-NEXT:    [[PTR_GEP:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE:%.*]], i32 15
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; CHECK-NEXT:    [[PTR_CAST:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP]] to i64 addrspace(1)*
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; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i32 addrspace(1)* [[BASE]]) ]
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; CHECK-NEXT:    [[BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
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; CHECK-NEXT:    [[BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASE_RELOCATED]] to i32 addrspace(1)*
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; CHECK-NEXT:    [[PTR_GEP_REMAT:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE_RELOCATED_CASTED]], i32 15
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; CHECK-NEXT:    [[PTR_CAST_REMAT:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP_REMAT]] to i64 addrspace(1)*
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; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[BASE_RELOCATED_CASTED]])
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; CHECK-NEXT:    call void @use_obj64(i64 addrspace(1)* [[PTR_CAST_REMAT]])
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; CHECK-NEXT:    ret void
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;
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entry:
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  %ptr.gep = getelementptr i32, i32 addrspace(1)* %base, i32 15
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  %ptr.cast = bitcast i32 addrspace(1)* %ptr.gep to i64 addrspace(1)*
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  call void @do_safepoint() [ "deopt"() ]
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  call void @use_obj32(i32 addrspace(1)* %base)
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  call void @use_obj64(i64 addrspace(1)* %ptr.cast)
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  ret void
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}
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define void @test_intersecting_chains(i32 addrspace(1)* %base, i32 %idx) gc "statepoint-example" {
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; CHECK-LABEL: @test_intersecting_chains(
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; CHECK-NEXT:  entry:
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; CHECK-NEXT:    [[PTR_GEP:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE:%.*]], i32 15
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; CHECK-NEXT:    [[PTR_CAST:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP]] to i64 addrspace(1)*
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; CHECK-NEXT:    [[PTR_CAST2:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP]] to i16 addrspace(1)*
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; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i32 addrspace(1)* [[BASE]]) ]
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; CHECK-NEXT:    [[BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
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; CHECK-NEXT:    [[BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASE_RELOCATED]] to i32 addrspace(1)*
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; CHECK-NEXT:    [[PTR_GEP_REMAT1:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE_RELOCATED_CASTED]], i32 15
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; CHECK-NEXT:    [[PTR_CAST_REMAT:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP_REMAT1]] to i64 addrspace(1)*
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; CHECK-NEXT:    [[PTR_GEP_REMAT:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE_RELOCATED_CASTED]], i32 15
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; CHECK-NEXT:    [[PTR_CAST2_REMAT:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP_REMAT]] to i16 addrspace(1)*
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; CHECK-NEXT:    call void @use_obj64(i64 addrspace(1)* [[PTR_CAST_REMAT]])
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; CHECK-NEXT:    call void @use_obj16(i16 addrspace(1)* [[PTR_CAST2_REMAT]])
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; CHECK-NEXT:    ret void
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;
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entry:
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  %ptr.gep = getelementptr i32, i32 addrspace(1)* %base, i32 15
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  %ptr.cast = bitcast i32 addrspace(1)* %ptr.gep to i64 addrspace(1)*
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  %ptr.cast2 = bitcast i32 addrspace(1)* %ptr.gep to i16 addrspace(1)*
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  call void @do_safepoint() [ "deopt"() ]
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  call void @use_obj64(i64 addrspace(1)* %ptr.cast)
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  call void @use_obj16(i16 addrspace(1)* %ptr.cast2)
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  ret void
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}
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define void @test_cost_threshold(i32 addrspace(1)* %base, i32 %idx1, i32 %idx2, i32 %idx3) gc "statepoint-example" {
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; CHECK-LABEL: @test_cost_threshold(
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; CHECK-NEXT:  entry:
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; CHECK-NEXT:    [[PTR_GEP:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE:%.*]], i32 15
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; CHECK-NEXT:    [[PTR_GEP2:%.*]] = getelementptr i32, i32 addrspace(1)* [[PTR_GEP]], i32 [[IDX1:%.*]]
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; CHECK-NEXT:    [[PTR_GEP3:%.*]] = getelementptr i32, i32 addrspace(1)* [[PTR_GEP2]], i32 [[IDX2:%.*]]
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; CHECK-NEXT:    [[PTR_GEP4:%.*]] = getelementptr i32, i32 addrspace(1)* [[PTR_GEP3]], i32 [[IDX3:%.*]]
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; CHECK-NEXT:    [[PTR_CAST:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP4]] to i64 addrspace(1)*
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; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i64 addrspace(1)* [[PTR_CAST]], i32 addrspace(1)* [[BASE]]) ]
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; CHECK-NEXT:    [[PTR_CAST_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 0)
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; CHECK-NEXT:    [[PTR_CAST_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[PTR_CAST_RELOCATED]] to i64 addrspace(1)*
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; CHECK-NEXT:    [[BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1)
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; CHECK-NEXT:    [[BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASE_RELOCATED]] to i32 addrspace(1)*
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; CHECK-NEXT:    call void @use_obj64(i64 addrspace(1)* [[PTR_CAST_RELOCATED_CASTED]])
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; CHECK-NEXT:    ret void
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;
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entry:
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  %ptr.gep = getelementptr i32, i32 addrspace(1)* %base, i32 15
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  %ptr.gep2 = getelementptr i32, i32 addrspace(1)* %ptr.gep, i32 %idx1
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  %ptr.gep3 = getelementptr i32, i32 addrspace(1)* %ptr.gep2, i32 %idx2
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  %ptr.gep4 = getelementptr i32, i32 addrspace(1)* %ptr.gep3, i32 %idx3
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  %ptr.cast = bitcast i32 addrspace(1)* %ptr.gep4 to i64 addrspace(1)*
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  call void @do_safepoint() [ "deopt"() ]
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  call void @use_obj64(i64 addrspace(1)* %ptr.cast)
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  ret void
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}
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define void @test_two_derived(i32 addrspace(1)* %base) gc "statepoint-example" {
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; CHECK-LABEL: @test_two_derived(
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; CHECK-NEXT:  entry:
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; CHECK-NEXT:    [[PTR:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE:%.*]], i32 15
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; CHECK-NEXT:    [[PTR2:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE]], i32 12
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; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i32 addrspace(1)* [[BASE]]) ]
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; CHECK-NEXT:    [[BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
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; CHECK-NEXT:    [[BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASE_RELOCATED]] to i32 addrspace(1)*
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; CHECK-NEXT:    [[PTR_REMAT:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE_RELOCATED_CASTED]], i32 15
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; CHECK-NEXT:    [[PTR2_REMAT:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE_RELOCATED_CASTED]], i32 12
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; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[PTR_REMAT]])
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; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[PTR2_REMAT]])
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; CHECK-NEXT:    ret void
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;
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entry:
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  %ptr = getelementptr i32, i32 addrspace(1)* %base, i32 15
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  %ptr2 = getelementptr i32, i32 addrspace(1)* %base, i32 12
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  call void @do_safepoint() [ "deopt"() ]
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  call void @use_obj32(i32 addrspace(1)* %ptr)
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  call void @use_obj32(i32 addrspace(1)* %ptr2)
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  ret void
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}
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define void @test_gep_smallint_array([3 x i32] addrspace(1)* %base) gc "statepoint-example" {
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; CHECK-LABEL: @test_gep_smallint_array(
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; CHECK-NEXT:  entry:
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; CHECK-NEXT:    [[PTR:%.*]] = getelementptr [3 x i32], [3 x i32] addrspace(1)* [[BASE:%.*]], i32 0, i32 2
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; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"([3 x i32] addrspace(1)* [[BASE]]) ]
 | 
						|
; CHECK-NEXT:    [[BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
 | 
						|
; CHECK-NEXT:    [[BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASE_RELOCATED]] to [3 x i32] addrspace(1)*
 | 
						|
; CHECK-NEXT:    [[PTR_REMAT:%.*]] = getelementptr [3 x i32], [3 x i32] addrspace(1)* [[BASE_RELOCATED_CASTED]], i32 0, i32 2
 | 
						|
; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[PTR_REMAT]])
 | 
						|
; CHECK-NEXT:    ret void
 | 
						|
;
 | 
						|
entry:
 | 
						|
  %ptr = getelementptr [3 x i32], [3 x i32] addrspace(1)* %base, i32 0, i32 2
 | 
						|
  call void @do_safepoint() [ "deopt"() ]
 | 
						|
 | 
						|
  call void @use_obj32(i32 addrspace(1)* %ptr)
 | 
						|
  ret void
 | 
						|
}
 | 
						|
 | 
						|
declare i32 @fake_personality_function()
 | 
						|
 | 
						|
define void @test_invoke(i32 addrspace(1)* %base) gc "statepoint-example" personality i32 ()* @fake_personality_function {
 | 
						|
; CHECK-LABEL: @test_invoke(
 | 
						|
; CHECK-NEXT:  entry:
 | 
						|
; CHECK-NEXT:    [[PTR_GEP:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE:%.*]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_CAST:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP]] to i64 addrspace(1)*
 | 
						|
; CHECK-NEXT:    [[PTR_CAST2:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP]] to i16 addrspace(1)*
 | 
						|
; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = invoke token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i32 addrspace(1)* [[BASE]]) ]
 | 
						|
; CHECK-NEXT:    to label [[NORMAL:%.*]] unwind label [[EXCEPTION:%.*]]
 | 
						|
; CHECK:       normal:
 | 
						|
; CHECK-NEXT:    [[BASE_RELOCATED6:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
 | 
						|
; CHECK-NEXT:    [[BASE_RELOCATED6_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASE_RELOCATED6]] to i32 addrspace(1)*
 | 
						|
; CHECK-NEXT:    [[PTR_GEP_REMAT3:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE_RELOCATED6_CASTED]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_CAST_REMAT:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP_REMAT3]] to i64 addrspace(1)*
 | 
						|
; CHECK-NEXT:    [[PTR_GEP_REMAT:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE_RELOCATED6_CASTED]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_CAST2_REMAT:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP_REMAT]] to i16 addrspace(1)*
 | 
						|
; CHECK-NEXT:    call void @use_obj64(i64 addrspace(1)* [[PTR_CAST_REMAT]])
 | 
						|
; CHECK-NEXT:    call void @use_obj16(i16 addrspace(1)* [[PTR_CAST2_REMAT]])
 | 
						|
; CHECK-NEXT:    ret void
 | 
						|
; CHECK:       exception:
 | 
						|
; CHECK-NEXT:    [[LANDING_PAD4:%.*]] = landingpad token
 | 
						|
; CHECK-NEXT:    cleanup
 | 
						|
; CHECK-NEXT:    [[BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[LANDING_PAD4]], i32 0, i32 0)
 | 
						|
; CHECK-NEXT:    [[BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASE_RELOCATED]] to i32 addrspace(1)*
 | 
						|
; CHECK-NEXT:    [[PTR_GEP_REMAT4:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE_RELOCATED_CASTED]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_CAST_REMAT5:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP_REMAT4]] to i64 addrspace(1)*
 | 
						|
; CHECK-NEXT:    [[PTR_GEP_REMAT1:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE_RELOCATED_CASTED]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_CAST2_REMAT2:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP_REMAT1]] to i16 addrspace(1)*
 | 
						|
; CHECK-NEXT:    call void @use_obj64(i64 addrspace(1)* [[PTR_CAST_REMAT5]])
 | 
						|
; CHECK-NEXT:    call void @use_obj16(i16 addrspace(1)* [[PTR_CAST2_REMAT2]])
 | 
						|
; CHECK-NEXT:    ret void
 | 
						|
;
 | 
						|
entry:
 | 
						|
  %ptr.gep = getelementptr i32, i32 addrspace(1)* %base, i32 15
 | 
						|
  %ptr.cast = bitcast i32 addrspace(1)* %ptr.gep to i64 addrspace(1)*
 | 
						|
  %ptr.cast2 = bitcast i32 addrspace(1)* %ptr.gep to i16 addrspace(1)*
 | 
						|
  invoke void @do_safepoint() [ "deopt"() ]
 | 
						|
  to label %normal unwind label %exception
 | 
						|
 | 
						|
normal:
 | 
						|
  call void @use_obj64(i64 addrspace(1)* %ptr.cast)
 | 
						|
  call void @use_obj16(i16 addrspace(1)* %ptr.cast2)
 | 
						|
  ret void
 | 
						|
 | 
						|
exception:
 | 
						|
  %landing_pad4 = landingpad token
 | 
						|
  cleanup
 | 
						|
  call void @use_obj64(i64 addrspace(1)* %ptr.cast)
 | 
						|
  call void @use_obj16(i16 addrspace(1)* %ptr.cast2)
 | 
						|
  ret void
 | 
						|
}
 | 
						|
 | 
						|
define void @test_loop(i32 addrspace(1)* %base) gc "statepoint-example" {
 | 
						|
; CHECK-LABEL: @test_loop(
 | 
						|
; CHECK-NEXT:  entry:
 | 
						|
; CHECK-NEXT:    [[PTR_GEP:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE:%.*]], i32 15
 | 
						|
; CHECK-NEXT:    br label [[LOOP:%.*]]
 | 
						|
; CHECK:       loop:
 | 
						|
; CHECK-NEXT:    [[DOT01:%.*]] = phi i32 addrspace(1)* [ [[PTR_GEP]], [[ENTRY:%.*]] ], [ [[PTR_GEP_REMAT:%.*]], [[LOOP]] ]
 | 
						|
; CHECK-NEXT:    [[DOT0:%.*]] = phi i32 addrspace(1)* [ [[BASE]], [[ENTRY]] ], [ [[BASE_RELOCATED_CASTED:%.*]], [[LOOP]] ]
 | 
						|
; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[DOT01]])
 | 
						|
; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i32 addrspace(1)* [[DOT0]]) ]
 | 
						|
; CHECK-NEXT:    [[BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
 | 
						|
; CHECK-NEXT:    [[BASE_RELOCATED_CASTED]] = bitcast i8 addrspace(1)* [[BASE_RELOCATED]] to i32 addrspace(1)*
 | 
						|
; CHECK-NEXT:    [[PTR_GEP_REMAT]] = getelementptr i32, i32 addrspace(1)* [[BASE_RELOCATED_CASTED]], i32 15
 | 
						|
; CHECK-NEXT:    br label [[LOOP]]
 | 
						|
;
 | 
						|
entry:
 | 
						|
  %ptr.gep = getelementptr i32, i32 addrspace(1)* %base, i32 15
 | 
						|
  br label %loop
 | 
						|
 | 
						|
loop:                                             ; preds = %loop, %entry
 | 
						|
  call void @use_obj32(i32 addrspace(1)* %ptr.gep)
 | 
						|
  call void @do_safepoint() [ "deopt"() ]
 | 
						|
  br label %loop
 | 
						|
}
 | 
						|
 | 
						|
define void @test_too_long(i32 addrspace(1)* %base) gc "statepoint-example" {
 | 
						|
; CHECK-LABEL: @test_too_long(
 | 
						|
; CHECK-NEXT:  entry:
 | 
						|
; CHECK-NEXT:    [[PTR_GEP:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASE:%.*]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_GEP1:%.*]] = getelementptr i32, i32 addrspace(1)* [[PTR_GEP]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_GEP2:%.*]] = getelementptr i32, i32 addrspace(1)* [[PTR_GEP1]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_GEP3:%.*]] = getelementptr i32, i32 addrspace(1)* [[PTR_GEP2]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_GEP4:%.*]] = getelementptr i32, i32 addrspace(1)* [[PTR_GEP3]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_GEP5:%.*]] = getelementptr i32, i32 addrspace(1)* [[PTR_GEP4]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_GEP6:%.*]] = getelementptr i32, i32 addrspace(1)* [[PTR_GEP5]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_GEP7:%.*]] = getelementptr i32, i32 addrspace(1)* [[PTR_GEP6]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_GEP8:%.*]] = getelementptr i32, i32 addrspace(1)* [[PTR_GEP7]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_GEP9:%.*]] = getelementptr i32, i32 addrspace(1)* [[PTR_GEP8]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_GEP10:%.*]] = getelementptr i32, i32 addrspace(1)* [[PTR_GEP9]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_GEP11:%.*]] = getelementptr i32, i32 addrspace(1)* [[PTR_GEP10]], i32 15
 | 
						|
; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i32 addrspace(1)* [[PTR_GEP11]], i32 addrspace(1)* [[BASE]]) ]
 | 
						|
; CHECK-NEXT:    [[PTR_GEP11_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 0)
 | 
						|
; CHECK-NEXT:    [[PTR_GEP11_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[PTR_GEP11_RELOCATED]] to i32 addrspace(1)*
 | 
						|
; CHECK-NEXT:    [[BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1)
 | 
						|
; CHECK-NEXT:    [[BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASE_RELOCATED]] to i32 addrspace(1)*
 | 
						|
; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[PTR_GEP11_RELOCATED_CASTED]])
 | 
						|
; CHECK-NEXT:    ret void
 | 
						|
;
 | 
						|
entry:
 | 
						|
  %ptr.gep = getelementptr i32, i32 addrspace(1)* %base, i32 15
 | 
						|
  %ptr.gep1 = getelementptr i32, i32 addrspace(1)* %ptr.gep, i32 15
 | 
						|
  %ptr.gep2 = getelementptr i32, i32 addrspace(1)* %ptr.gep1, i32 15
 | 
						|
  %ptr.gep3 = getelementptr i32, i32 addrspace(1)* %ptr.gep2, i32 15
 | 
						|
  %ptr.gep4 = getelementptr i32, i32 addrspace(1)* %ptr.gep3, i32 15
 | 
						|
  %ptr.gep5 = getelementptr i32, i32 addrspace(1)* %ptr.gep4, i32 15
 | 
						|
  %ptr.gep6 = getelementptr i32, i32 addrspace(1)* %ptr.gep5, i32 15
 | 
						|
  %ptr.gep7 = getelementptr i32, i32 addrspace(1)* %ptr.gep6, i32 15
 | 
						|
  %ptr.gep8 = getelementptr i32, i32 addrspace(1)* %ptr.gep7, i32 15
 | 
						|
  %ptr.gep9 = getelementptr i32, i32 addrspace(1)* %ptr.gep8, i32 15
 | 
						|
  %ptr.gep10 = getelementptr i32, i32 addrspace(1)* %ptr.gep9, i32 15
 | 
						|
  %ptr.gep11 = getelementptr i32, i32 addrspace(1)* %ptr.gep10, i32 15
 | 
						|
  call void @do_safepoint() [ "deopt"() ]
 | 
						|
  call void @use_obj32(i32 addrspace(1)* %ptr.gep11)
 | 
						|
  ret void
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
declare i32 addrspace(1)* @new_instance() nounwind "gc-leaf-function"
 | 
						|
 | 
						|
; remat the gep in presence of base pointer which is a phi node.
 | 
						|
; FIXME: We should remove the extra basephi.base as well.
 | 
						|
define void @contains_basephi(i1 %cond) gc "statepoint-example" {
 | 
						|
; CHECK-LABEL: @contains_basephi(
 | 
						|
; CHECK-NEXT:  entry:
 | 
						|
; CHECK-NEXT:    [[BASE1:%.*]] = call i32 addrspace(1)* @new_instance()
 | 
						|
; CHECK-NEXT:    [[BASE2:%.*]] = call i32 addrspace(1)* @new_instance()
 | 
						|
; CHECK-NEXT:    br i1 [[COND:%.*]], label [[HERE:%.*]], label [[THERE:%.*]]
 | 
						|
; CHECK:       here:
 | 
						|
; CHECK-NEXT:    br label [[MERGE:%.*]]
 | 
						|
; CHECK:       there:
 | 
						|
; CHECK-NEXT:    br label [[MERGE]]
 | 
						|
; CHECK:       merge:
 | 
						|
; CHECK-NEXT:    [[BASEPHI:%.*]] = phi i32 addrspace(1)* [ [[BASE1]], [[HERE]] ], [ [[BASE2]], [[THERE]] ]
 | 
						|
; CHECK-NEXT:    [[PTR_GEP:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASEPHI]], i32 15
 | 
						|
; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i32 addrspace(1)* [[BASEPHI]]) ]
 | 
						|
; CHECK-NEXT:    [[BASEPHI_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
 | 
						|
; CHECK-NEXT:    [[BASEPHI_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASEPHI_RELOCATED]] to i32 addrspace(1)*
 | 
						|
; CHECK-NEXT:    [[PTR_GEP_REMAT:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASEPHI_RELOCATED_CASTED]], i32 15
 | 
						|
; CHECK-NEXT:    call void @use_obj32(i32 addrspace(1)* [[PTR_GEP_REMAT]])
 | 
						|
; CHECK-NEXT:    ret void
 | 
						|
;
 | 
						|
entry:
 | 
						|
  %base1 = call i32 addrspace(1)* @new_instance()
 | 
						|
  %base2 = call i32 addrspace(1)* @new_instance()
 | 
						|
  br i1 %cond, label %here, label %there
 | 
						|
 | 
						|
here:
 | 
						|
  br label %merge
 | 
						|
 | 
						|
there:
 | 
						|
  br label %merge
 | 
						|
 | 
						|
merge:
 | 
						|
 | 
						|
 | 
						|
 | 
						|
  %basephi = phi i32 addrspace(1)* [ %base1, %here ], [ %base2, %there ]
 | 
						|
  %ptr.gep = getelementptr i32, i32 addrspace(1)* %basephi, i32 15
 | 
						|
  call void @do_safepoint() ["deopt"() ]
 | 
						|
  call void @use_obj32(i32 addrspace(1)* %ptr.gep)
 | 
						|
  ret void
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
define void @test_intersecting_chains_with_phi(i1 %cond) gc "statepoint-example" {
 | 
						|
; CHECK-LABEL: @test_intersecting_chains_with_phi(
 | 
						|
; CHECK-NEXT:  entry:
 | 
						|
; CHECK-NEXT:    [[BASE1:%.*]] = call i32 addrspace(1)* @new_instance()
 | 
						|
; CHECK-NEXT:    [[BASE2:%.*]] = call i32 addrspace(1)* @new_instance()
 | 
						|
; CHECK-NEXT:    br i1 [[COND:%.*]], label [[HERE:%.*]], label [[THERE:%.*]]
 | 
						|
; CHECK:       here:
 | 
						|
; CHECK-NEXT:    br label [[MERGE:%.*]]
 | 
						|
; CHECK:       there:
 | 
						|
; CHECK-NEXT:    br label [[MERGE]]
 | 
						|
; CHECK:       merge:
 | 
						|
; CHECK-NEXT:    [[BASEPHI:%.*]] = phi i32 addrspace(1)* [ [[BASE1]], [[HERE]] ], [ [[BASE2]], [[THERE]] ]
 | 
						|
; CHECK-NEXT:    [[PTR_GEP:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASEPHI]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_CAST:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP]] to i64 addrspace(1)*
 | 
						|
; CHECK-NEXT:    [[PTR_CAST2:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP]] to i16 addrspace(1)*
 | 
						|
; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i32 addrspace(1)* [[BASEPHI]]) ]
 | 
						|
; CHECK-NEXT:    [[BASEPHI_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
 | 
						|
; CHECK-NEXT:    [[BASEPHI_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASEPHI_RELOCATED]] to i32 addrspace(1)*
 | 
						|
; CHECK-NEXT:    [[PTR_GEP_REMAT1:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASEPHI_RELOCATED_CASTED]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_CAST_REMAT:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP_REMAT1]] to i64 addrspace(1)*
 | 
						|
; CHECK-NEXT:    [[PTR_GEP_REMAT:%.*]] = getelementptr i32, i32 addrspace(1)* [[BASEPHI_RELOCATED_CASTED]], i32 15
 | 
						|
; CHECK-NEXT:    [[PTR_CAST2_REMAT:%.*]] = bitcast i32 addrspace(1)* [[PTR_GEP_REMAT]] to i16 addrspace(1)*
 | 
						|
; CHECK-NEXT:    call void @use_obj64(i64 addrspace(1)* [[PTR_CAST_REMAT]])
 | 
						|
; CHECK-NEXT:    call void @use_obj16(i16 addrspace(1)* [[PTR_CAST2_REMAT]])
 | 
						|
; CHECK-NEXT:    ret void
 | 
						|
;
 | 
						|
entry:
 | 
						|
  %base1 = call i32 addrspace(1)* @new_instance()
 | 
						|
  %base2 = call i32 addrspace(1)* @new_instance()
 | 
						|
  br i1 %cond, label %here, label %there
 | 
						|
 | 
						|
here:
 | 
						|
  br label %merge
 | 
						|
 | 
						|
there:
 | 
						|
  br label %merge
 | 
						|
 | 
						|
merge:
 | 
						|
  %basephi = phi i32 addrspace(1)* [ %base1, %here ], [ %base2, %there ]
 | 
						|
  %ptr.gep = getelementptr i32, i32 addrspace(1)* %basephi, i32 15
 | 
						|
  %ptr.cast = bitcast i32 addrspace(1)* %ptr.gep to i64 addrspace(1)*
 | 
						|
  %ptr.cast2 = bitcast i32 addrspace(1)* %ptr.gep to i16 addrspace(1)*
 | 
						|
  call void @do_safepoint() [ "deopt"() ]
 | 
						|
  call void @use_obj64(i64 addrspace(1)* %ptr.cast)
 | 
						|
  call void @use_obj16(i16 addrspace(1)* %ptr.cast2)
 | 
						|
  ret void
 | 
						|
}
 |