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path: root/llvm/test/Transforms/InstSimplify/ptrtoint.ll
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt -S -passes=instsimplify < %s | FileCheck %s

define i64 @ptrtoint_gep_sub(ptr %ptr, i64 %end.addr) {
; CHECK-LABEL: define i64 @ptrtoint_gep_sub(
; CHECK-SAME: ptr [[PTR:%.*]], i64 [[END_ADDR:%.*]]) {
; CHECK-NEXT:    ret i64 [[END_ADDR]]
;
  %ptr.addr = ptrtoint ptr %ptr to i64
  %size = sub i64 %end.addr, %ptr.addr
  %end = getelementptr i8, ptr %ptr, i64 %size
  %end.addr2 = ptrtoint ptr %end to i64
  ret i64 %end.addr2
}

define <2 x i64> @ptrtoint_gep_sub_vector(<2 x ptr> %ptr, <2 x i64> %end.addr) {
; CHECK-LABEL: define <2 x i64> @ptrtoint_gep_sub_vector(
; CHECK-SAME: <2 x ptr> [[PTR:%.*]], <2 x i64> [[END_ADDR:%.*]]) {
; CHECK-NEXT:    ret <2 x i64> [[END_ADDR]]
;
  %ptr.addr = ptrtoint <2 x ptr> %ptr to <2 x i64>
  %size = sub <2 x i64> %end.addr, %ptr.addr
  %end = getelementptr i8, <2 x ptr> %ptr, <2 x i64> %size
  %end.addr2 = ptrtoint <2 x ptr> %end to <2 x i64>
  ret <2 x i64> %end.addr2
}

define i64 @ptrtoint_gep_sub_wrong_gep_type(ptr %ptr, i64 %end.addr) {
; CHECK-LABEL: define i64 @ptrtoint_gep_sub_wrong_gep_type(
; CHECK-SAME: ptr [[PTR:%.*]], i64 [[END_ADDR:%.*]]) {
; CHECK-NEXT:    [[PTR_ADDR:%.*]] = ptrtoint ptr [[PTR]] to i64
; CHECK-NEXT:    [[SIZE:%.*]] = sub i64 [[END_ADDR]], [[PTR_ADDR]]
; CHECK-NEXT:    [[END:%.*]] = getelementptr i32, ptr [[PTR]], i64 [[SIZE]]
; CHECK-NEXT:    [[END_ADDR2:%.*]] = ptrtoint ptr [[END]] to i64
; CHECK-NEXT:    ret i64 [[END_ADDR2]]
;
  %ptr.addr = ptrtoint ptr %ptr to i64
  %size = sub i64 %end.addr, %ptr.addr
  %end = getelementptr i32, ptr %ptr, i64 %size
  %end.addr2 = ptrtoint ptr %end to i64
  ret i64 %end.addr2
}

define i64 @ptrtoint_gep_sub_wrong_ptrtoint_op(ptr %ptr, i64 %end.addr, ptr %ptr2) {
; CHECK-LABEL: define i64 @ptrtoint_gep_sub_wrong_ptrtoint_op(
; CHECK-SAME: ptr [[PTR:%.*]], i64 [[END_ADDR:%.*]], ptr [[PTR2:%.*]]) {
; CHECK-NEXT:    [[PTR_ADDR:%.*]] = ptrtoint ptr [[PTR2]] to i64
; CHECK-NEXT:    [[SIZE:%.*]] = sub i64 [[END_ADDR]], [[PTR_ADDR]]
; CHECK-NEXT:    [[END:%.*]] = getelementptr i8, ptr [[PTR]], i64 [[SIZE]]
; CHECK-NEXT:    [[END_ADDR2:%.*]] = ptrtoint ptr [[END]] to i64
; CHECK-NEXT:    ret i64 [[END_ADDR2]]
;
  %ptr.addr = ptrtoint ptr %ptr2 to i64
  %size = sub i64 %end.addr, %ptr.addr
  %end = getelementptr i8, ptr %ptr, i64 %size
  %end.addr2 = ptrtoint ptr %end to i64
  ret i64 %end.addr2
}

define i64 @ptrtoint_gep_sub_wrong_operation(ptr %ptr, i64 %end.addr) {
; CHECK-LABEL: define i64 @ptrtoint_gep_sub_wrong_operation(
; CHECK-SAME: ptr [[PTR:%.*]], i64 [[END_ADDR:%.*]]) {
; CHECK-NEXT:    [[PTR_ADDR:%.*]] = ptrtoint ptr [[PTR]] to i64
; CHECK-NEXT:    [[SIZE:%.*]] = add i64 [[END_ADDR]], [[PTR_ADDR]]
; CHECK-NEXT:    [[END:%.*]] = getelementptr i8, ptr [[PTR]], i64 [[SIZE]]
; CHECK-NEXT:    [[END_ADDR2:%.*]] = ptrtoint ptr [[END]] to i64
; CHECK-NEXT:    ret i64 [[END_ADDR2]]
;
  %ptr.addr = ptrtoint ptr %ptr to i64
  %size = add i64 %end.addr, %ptr.addr
  %end = getelementptr i8, ptr %ptr, i64 %size
  %end.addr2 = ptrtoint ptr %end to i64
  ret i64 %end.addr2
}

define i64 @ptrtoint_gep_sub_wrong_operand_order(ptr %ptr, i64 %end.addr) {
; CHECK-LABEL: define i64 @ptrtoint_gep_sub_wrong_operand_order(
; CHECK-SAME: ptr [[PTR:%.*]], i64 [[END_ADDR:%.*]]) {
; CHECK-NEXT:    [[PTR_ADDR:%.*]] = ptrtoint ptr [[PTR]] to i64
; CHECK-NEXT:    [[SIZE:%.*]] = sub i64 [[PTR_ADDR]], [[END_ADDR]]
; CHECK-NEXT:    [[END:%.*]] = getelementptr i8, ptr [[PTR]], i64 [[SIZE]]
; CHECK-NEXT:    [[END_ADDR2:%.*]] = ptrtoint ptr [[END]] to i64
; CHECK-NEXT:    ret i64 [[END_ADDR2]]
;
  %ptr.addr = ptrtoint ptr %ptr to i64
  %size = sub i64 %ptr.addr, %end.addr
  %end = getelementptr i8, ptr %ptr, i64 %size
  %end.addr2 = ptrtoint ptr %end to i64
  ret i64 %end.addr2
}

define i32 @ptrtoint_gep_sub_wrong_type(ptr %ptr, i64 %end.addr) {
; CHECK-LABEL: define i32 @ptrtoint_gep_sub_wrong_type(
; CHECK-SAME: ptr [[PTR:%.*]], i64 [[END_ADDR:%.*]]) {
; CHECK-NEXT:    [[PTR_ADDR:%.*]] = ptrtoint ptr [[PTR]] to i64
; CHECK-NEXT:    [[SIZE:%.*]] = sub i64 [[END_ADDR]], [[PTR_ADDR]]
; CHECK-NEXT:    [[END:%.*]] = getelementptr i8, ptr [[PTR]], i64 [[SIZE]]
; CHECK-NEXT:    [[END_ADDR2:%.*]] = ptrtoint ptr [[END]] to i32
; CHECK-NEXT:    ret i32 [[END_ADDR2]]
;
  %ptr.addr = ptrtoint ptr %ptr to i64
  %size = sub i64 %end.addr, %ptr.addr
  %end = getelementptr i8, ptr %ptr, i64 %size
  %end.addr2 = ptrtoint ptr %end to i32
  ret i32 %end.addr2
}

define i32 @ptrtoint_gep_sub_narrow_type(ptr %ptr, i32 %end.addr) {
; CHECK-LABEL: define i32 @ptrtoint_gep_sub_narrow_type(
; CHECK-SAME: ptr [[PTR:%.*]], i32 [[END_ADDR:%.*]]) {
; CHECK-NEXT:    [[PTR_ADDR:%.*]] = ptrtoint ptr [[PTR]] to i32
; CHECK-NEXT:    [[SIZE:%.*]] = sub i32 [[END_ADDR]], [[PTR_ADDR]]
; CHECK-NEXT:    [[END:%.*]] = getelementptr i8, ptr [[PTR]], i32 [[SIZE]]
; CHECK-NEXT:    [[END_ADDR2:%.*]] = ptrtoint ptr [[END]] to i32
; CHECK-NEXT:    ret i32 [[END_ADDR2]]
;
  %ptr.addr = ptrtoint ptr %ptr to i32
  %size = sub i32 %end.addr, %ptr.addr
  %end = getelementptr i8, ptr %ptr, i32 %size
  %end.addr2 = ptrtoint ptr %end to i32
  ret i32 %end.addr2
}

define i128 @ptrtoint_gep_sub_wide_type(ptr %ptr, i128 %end.addr) {
; CHECK-LABEL: define i128 @ptrtoint_gep_sub_wide_type(
; CHECK-SAME: ptr [[PTR:%.*]], i128 [[END_ADDR:%.*]]) {
; CHECK-NEXT:    [[PTR_ADDR:%.*]] = ptrtoint ptr [[PTR]] to i128
; CHECK-NEXT:    [[SIZE:%.*]] = sub i128 [[END_ADDR]], [[PTR_ADDR]]
; CHECK-NEXT:    [[END:%.*]] = getelementptr i8, ptr [[PTR]], i128 [[SIZE]]
; CHECK-NEXT:    [[END_ADDR2:%.*]] = ptrtoint ptr [[END]] to i128
; CHECK-NEXT:    ret i128 [[END_ADDR2]]
;
  %ptr.addr = ptrtoint ptr %ptr to i128
  %size = sub i128 %end.addr, %ptr.addr
  %end = getelementptr i8, ptr %ptr, i128 %size
  %end.addr2 = ptrtoint ptr %end to i128
  ret i128 %end.addr2
}