if (!cast<PointerType>(ASC->getType())
->hasSameElementTypeAs(
cast<PointerType>(NewV->getType()))) {
+ BasicBlock::iterator InsertPos;
+ if (Instruction *NewVInst = dyn_cast<Instruction>(NewV))
+ InsertPos = std::next(NewVInst->getIterator());
+ else if (Instruction *VInst = dyn_cast<Instruction>(V))
+ InsertPos = std::next(VInst->getIterator());
+ else
+ InsertPos = ASC->getIterator();
+
NewV = CastInst::Create(Instruction::BitCast, NewV,
- ASC->getType(), "", ASC);
+ ASC->getType(), "", &*InsertPos);
}
ASC->replaceAllUsesWith(NewV);
DeadInstructions.push_back(ASC);
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -infer-address-spaces %s | FileCheck %s
-; Addrspacecasts must be inserted after the instructions that define their uses.
+; Addrspacecasts or bitcasts must be inserted after the instructions that define their uses.
%struct.s0 = type { i32*, i32 }
%struct.s1 = type { %struct.s0 }
declare i32 @func(i32* %arg)
-define i32 @insert_pos_assert() {
-; CHECK-LABEL: @insert_pos_assert(
+define i32 @addrspacecast_insert_pos_assert() {
+; CHECK-LABEL: @addrspacecast_insert_pos_assert(
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca i32, align 4, addrspace(5)
; CHECK-NEXT: [[LOAD0:%.*]] = load i32*, i32* addrspace(4)* getelementptr inbounds ([[STRUCT_S1:%.*]], [[STRUCT_S1]] addrspace(4)* @global0, i32 0, i32 0, i32 0), align 8
; CHECK-NEXT: [[TMP1:%.*]] = addrspacecast i32* [[LOAD0]] to i32 addrspace(1)*
%call = call i32 @func(i32* %gep)
ret i32 %call
}
+
+define void @bitcast_insert_pos_assert_1() {
+; CHECK-LABEL: @bitcast_insert_pos_assert_1(
+; CHECK-NEXT: bb.0:
+; CHECK-NEXT: [[ASC0:%.*]] = bitcast [[STRUCT_S1:%.*]] addrspace(5)* undef to i8 addrspace(5)*
+; CHECK-NEXT: [[BC0:%.*]] = bitcast i8 addrspace(5)* [[ASC0]] to [[STRUCT_S1]] addrspace(5)*
+; CHECK-NEXT: [[TMP0:%.*]] = bitcast [[STRUCT_S1]] addrspace(5)* [[BC0]] to double* addrspace(5)*
+; CHECK-NEXT: [[TMP1:%.*]] = addrspacecast double* addrspace(5)* [[TMP0]] to %struct.s1*
+; CHECK-NEXT: [[PTI0:%.*]] = ptrtoint %struct.s1* [[TMP1]] to i64
+; CHECK-NEXT: br label [[BB_1:%.*]]
+; CHECK: bb.1:
+; CHECK-NEXT: br i1 undef, label [[BB_2:%.*]], label [[BB_3:%.*]]
+; CHECK: bb.2:
+; CHECK-NEXT: [[LOAD0:%.*]] = load double*, double* addrspace(5)* [[TMP0]], align 8
+; CHECK-NEXT: br label [[BB_3]]
+; CHECK: bb.3:
+; CHECK-NEXT: ret void
+;
+bb.0:
+ %asc0 = addrspacecast %struct.s1 addrspace(5)* undef to i8*
+ %bc0 = bitcast i8* %asc0 to %struct.s1*
+ %pti0 = ptrtoint %struct.s1* %bc0 to i64
+ br label %bb.1
+
+bb.1:
+ br i1 undef, label %bb.2, label %bb.3
+
+bb.2:
+ %pti1 = ptrtoint %struct.s1* %bc0 to i64
+ %itp0 = inttoptr i64 %pti1 to double**
+ %load0 = load double*, double** %itp0, align 8
+ br label %bb.3
+
+bb.3:
+ ret void
+}
+
+define void @bitcast_insert_pos_assert_2() {
+; CHECK-LABEL: @bitcast_insert_pos_assert_2(
+; CHECK-NEXT: [[ALLOCA0:%.*]] = alloca [[STRUCT_S1:%.*]], align 16, addrspace(5)
+; CHECK-NEXT: [[ASC0:%.*]] = bitcast [[STRUCT_S1]] addrspace(5)* [[ALLOCA0]] to i8 addrspace(5)*
+; CHECK-NEXT: [[BC0:%.*]] = bitcast i8 addrspace(5)* [[ASC0]] to [[STRUCT_S1]] addrspace(5)*
+; CHECK-NEXT: [[TMP1:%.*]] = bitcast [[STRUCT_S1]] addrspace(5)* [[BC0]] to i64 addrspace(5)*
+; CHECK-NEXT: [[TMP2:%.*]] = addrspacecast i64 addrspace(5)* [[TMP1]] to %struct.s1*
+; CHECK-NEXT: [[PTI0:%.*]] = ptrtoint %struct.s1* [[TMP2]] to i64
+; CHECK-NEXT: [[ITP0:%.*]] = inttoptr i64 [[PTI0]] to i64*
+; CHECK-NEXT: [[TMP3:%.*]] = addrspacecast i64 addrspace(5)* [[TMP1]] to i64*
+; CHECK-NEXT: [[GEP0:%.*]] = getelementptr i64, i64* [[TMP3]], i64 0
+; CHECK-NEXT: ret void
+;
+ %alloca0 = alloca %struct.s1, align 16, addrspace(5)
+ %asc0 = addrspacecast %struct.s1 addrspace(5)* %alloca0 to i8*
+ %bc0 = bitcast i8* %asc0 to %struct.s1*
+ %pti0 = ptrtoint %struct.s1* %bc0 to i64
+ %itp0 = inttoptr i64 %pti0 to i64*
+ %itp1 = ptrtoint %struct.s1* %bc0 to i64
+ %itp2 = inttoptr i64 %itp1 to i64*
+ %gep0 = getelementptr i64, i64* %itp2, i64 0
+ ret void
+}