xref: /llvm-project/llvm/test/Analysis/ScalarEvolution/ptrtoint-global.ll (revision 3cd4571405ba9de14072439c23257d9de3a0673b)

; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py UTC_ARGS: --version 2
; RUN: opt -passes='print<scalar-evolution>' -disable-output %s 2>&1 | FileCheck %s

@glob.i32.align2 = global i32 zeroinitializer, align 2
@glob.i32.align8 = global i32 zeroinitializer, align 8
@glob.i32.align16 = global i32 zeroinitializer, align 16
@array4xi32 = global [4 x i32] zeroinitializer, align 16

define i64 @ptrtoint_align_2_size_4_add_5() {
; CHECK-LABEL: 'ptrtoint_align_2_size_4_add_5'
; CHECK-NEXT:  Classifying expressions for: @ptrtoint_align_2_size_4_add_5
; CHECK-NEXT:    %add = add i64 ptrtoint (ptr @glob.i32.align2 to i64), 5
; CHECK-NEXT:    --> (5 + (ptrtoint ptr @glob.i32.align2 to i64))<nuw> U: [7,0) S: [5,0)
; CHECK-NEXT:  Determining loop execution counts for: @ptrtoint_align_2_size_4_add_5
;
entry:
  %add = add i64 ptrtoint (ptr @glob.i32.align2 to i64), 5
  ret i64 %add
}

define i64 @ptrtoint_align_2_size_4_add_6() {
; CHECK-LABEL: 'ptrtoint_align_2_size_4_add_6'
; CHECK-NEXT:  Classifying expressions for: @ptrtoint_align_2_size_4_add_6
; CHECK-NEXT:    %add = add i64 ptrtoint (ptr @glob.i32.align2 to i64), 6
; CHECK-NEXT:    --> (6 + (ptrtoint ptr @glob.i32.align2 to i64)) U: [0,-1) S: [-9223372036854775808,9223372036854775807)
; CHECK-NEXT:  Determining loop execution counts for: @ptrtoint_align_2_size_4_add_6
;
entry:
  %add = add i64 ptrtoint (ptr @glob.i32.align2 to i64), 6
  ret i64 %add
}

define i64 @ptrtoint_align_8_size_4_add_7() {
; CHECK-LABEL: 'ptrtoint_align_8_size_4_add_7'
; CHECK-NEXT:  Classifying expressions for: @ptrtoint_align_8_size_4_add_7
; CHECK-NEXT:    %add = add i64 ptrtoint (ptr @glob.i32.align8 to i64), 7
; CHECK-NEXT:    --> (7 + (ptrtoint ptr @glob.i32.align8 to i64))<nuw><nsw> U: [15,0) S: [-9223372036854775801,-9223372036854775808)
; CHECK-NEXT:  Determining loop execution counts for: @ptrtoint_align_8_size_4_add_7
;
entry:
  %add = add i64 ptrtoint (ptr @glob.i32.align8 to i64), 7
  ret i64 %add
}

define i64 @ptrtoint_align_8_size_4_add_8() {
; CHECK-LABEL: 'ptrtoint_align_8_size_4_add_8'
; CHECK-NEXT:  Classifying expressions for: @ptrtoint_align_8_size_4_add_8
; CHECK-NEXT:    %add = add i64 ptrtoint (ptr @glob.i32.align8 to i64), 8
; CHECK-NEXT:    --> (8 + (ptrtoint ptr @glob.i32.align8 to i64)) U: [0,-7) S: [-9223372036854775808,9223372036854775801)
; CHECK-NEXT:  Determining loop execution counts for: @ptrtoint_align_8_size_4_add_8
;
entry:
  %add = add i64 ptrtoint (ptr @glob.i32.align8 to i64), 8
  ret i64 %add
}

define i64 @ptrtoint_align_16_size_4_add_15() {
; CHECK-LABEL: 'ptrtoint_align_16_size_4_add_15'
; CHECK-NEXT:  Classifying expressions for: @ptrtoint_align_16_size_4_add_15
; CHECK-NEXT:    %add = add i64 ptrtoint (ptr @glob.i32.align16 to i64), 15
; CHECK-NEXT:    --> (15 + (ptrtoint ptr @glob.i32.align16 to i64))<nuw><nsw> U: [31,0) S: [-9223372036854775793,-9223372036854775808)
; CHECK-NEXT:  Determining loop execution counts for: @ptrtoint_align_16_size_4_add_15
;
entry:
  %add = add i64 ptrtoint (ptr @glob.i32.align16 to i64), 15
  ret i64 %add
}

define i64 @ptrtoint_align_16_size_4_add_16() {
; CHECK-LABEL: 'ptrtoint_align_16_size_4_add_16'
; CHECK-NEXT:  Classifying expressions for: @ptrtoint_align_16_size_4_add_16
; CHECK-NEXT:    %add = add i64 ptrtoint (ptr @glob.i32.align16 to i64), 16
; CHECK-NEXT:    --> (16 + (ptrtoint ptr @glob.i32.align16 to i64)) U: [0,-15) S: [-9223372036854775808,9223372036854775793)
; CHECK-NEXT:  Determining loop execution counts for: @ptrtoint_align_16_size_4_add_16
;
entry:
  %add = add i64 ptrtoint (ptr @glob.i32.align16 to i64), 16
  ret i64 %add
}

define i64 @ptrtoint_align_16_size_16_add_16() {
; CHECK-LABEL: 'ptrtoint_align_16_size_16_add_16'
; CHECK-NEXT:  Classifying expressions for: @ptrtoint_align_16_size_16_add_16
; CHECK-NEXT:    %add = add i64 ptrtoint (ptr @array4xi32 to i64), 16
; CHECK-NEXT:    --> (16 + (ptrtoint ptr @array4xi32 to i64))<nuw> U: [32,-15) S: [-9223372036854775808,9223372036854775793)
; CHECK-NEXT:  Determining loop execution counts for: @ptrtoint_align_16_size_16_add_16
;
entry:
  %add = add i64 ptrtoint (ptr @array4xi32 to i64), 16
  ret i64 %add
}

define i64 @ptrtoint_align_16_size_16_add_31() {
; CHECK-LABEL: 'ptrtoint_align_16_size_16_add_31'
; CHECK-NEXT:  Classifying expressions for: @ptrtoint_align_16_size_16_add_31
; CHECK-NEXT:    %add = add i64 ptrtoint (ptr @array4xi32 to i64), 31
; CHECK-NEXT:    --> (31 + (ptrtoint ptr @array4xi32 to i64))<nuw> U: [47,0) S: [31,0)
; CHECK-NEXT:  Determining loop execution counts for: @ptrtoint_align_16_size_16_add_31
;
entry:
  %add = add i64 ptrtoint (ptr @array4xi32 to i64), 31
  ret i64 %add
}

define i64 @ptrtoint_align_16_size_16_add_32() {
; CHECK-LABEL: 'ptrtoint_align_16_size_16_add_32'
; CHECK-NEXT:  Classifying expressions for: @ptrtoint_align_16_size_16_add_32
; CHECK-NEXT:    %add = add i64 ptrtoint (ptr @array4xi32 to i64), 32
; CHECK-NEXT:    --> (32 + (ptrtoint ptr @array4xi32 to i64)) U: [0,-15) S: [-9223372036854775808,9223372036854775793)
; CHECK-NEXT:  Determining loop execution counts for: @ptrtoint_align_16_size_16_add_32
;
entry:
  %add = add i64 ptrtoint (ptr @array4xi32 to i64), 32
  ret i64 %add
}

define i64 @ptrtoint_align_16_size_16_add_33() {
; CHECK-LABEL: 'ptrtoint_align_16_size_16_add_33'
; CHECK-NEXT:  Classifying expressions for: @ptrtoint_align_16_size_16_add_33
; CHECK-NEXT:    %add = add i64 ptrtoint (ptr @array4xi32 to i64), 33
; CHECK-NEXT:    --> (33 + (ptrtoint ptr @array4xi32 to i64)) U: [49,2) S: [-9223372036854775775,-9223372036854775790)
; CHECK-NEXT:  Determining loop execution counts for: @ptrtoint_align_16_size_16_add_33
;
entry:
  %add = add i64 ptrtoint (ptr @array4xi32 to i64), 33
  ret i64 %add
}

define i64 @ptrtoint_align_16_size_16_add_16_umax_sub() {
; CHECK-LABEL: 'ptrtoint_align_16_size_16_add_16_umax_sub'
; CHECK-NEXT:  Classifying expressions for: @ptrtoint_align_16_size_16_add_16_umax_sub
; CHECK-NEXT:    %add.16 = add i64 ptrtoint (ptr @array4xi32 to i64), 16
; CHECK-NEXT:    --> (16 + (ptrtoint ptr @array4xi32 to i64))<nuw> U: [32,-15) S: [-9223372036854775808,9223372036854775793)
; CHECK-NEXT:    %umax = call i64 @llvm.umax.i64(i64 ptrtoint (ptr @array4xi32 to i64), i64 %add.16)
; CHECK-NEXT:    --> (16 + (ptrtoint ptr @array4xi32 to i64))<nuw> U: [32,-15) S: [-9223372036854775808,9223372036854775793)
; CHECK-NEXT:    %add = add i64 %umax, 16
; CHECK-NEXT:    --> (32 + (ptrtoint ptr @array4xi32 to i64)) U: [0,-15) S: [-9223372036854775808,9223372036854775793)
; CHECK-NEXT:    %sub = sub i64 %add, ptrtoint (ptr @array4xi32 to i64)
; CHECK-NEXT:    --> 32 U: [32,33) S: [32,33)
; CHECK-NEXT:  Determining loop execution counts for: @ptrtoint_align_16_size_16_add_16_umax_sub
;
entry:
  %add.16 = add i64 ptrtoint (ptr @array4xi32 to i64), 16
  %umax = call i64 @llvm.umax.i64(i64 ptrtoint (ptr @array4xi32 to i64), i64 %add.16)
  %add = add i64 %umax, 16
  %sub = sub i64 %add, ptrtoint (ptr @array4xi32 to i64)
  ret i64 %sub
}

define i64 @ptrtoint_align_16_size_16_add_31_umax_sub() {
; CHECK-LABEL: 'ptrtoint_align_16_size_16_add_31_umax_sub'
; CHECK-NEXT:  Classifying expressions for: @ptrtoint_align_16_size_16_add_31_umax_sub
; CHECK-NEXT:    %add.31 = add i64 ptrtoint (ptr @array4xi32 to i64), 31
; CHECK-NEXT:    --> (31 + (ptrtoint ptr @array4xi32 to i64))<nuw> U: [47,0) S: [31,0)
; CHECK-NEXT:    %umax = call i64 @llvm.umax.i64(i64 ptrtoint (ptr @array4xi32 to i64), i64 %add.31)
; CHECK-NEXT:    --> (31 + (ptrtoint ptr @array4xi32 to i64))<nuw> U: [47,0) S: [31,0)
; CHECK-NEXT:    %add = add i64 %umax, 16
; CHECK-NEXT:    --> (47 + (ptrtoint ptr @array4xi32 to i64)) U: [63,16) S: [-9223372036854775761,-9223372036854775776)
; CHECK-NEXT:    %sub = sub i64 %add, ptrtoint (ptr @array4xi32 to i64)
; CHECK-NEXT:    --> 47 U: [47,48) S: [47,48)
; CHECK-NEXT:  Determining loop execution counts for: @ptrtoint_align_16_size_16_add_31_umax_sub
;
entry:
  %add.31 = add i64 ptrtoint (ptr @array4xi32 to i64), 31
  %umax = call i64 @llvm.umax.i64(i64 ptrtoint (ptr @array4xi32 to i64), i64 %add.31)
  %add = add i64 %umax, 16
  %sub = sub i64 %add, ptrtoint (ptr @array4xi32 to i64)
  ret i64 %sub
}

define i64 @ptrtoint_align_16_size_16_add_32_umax_sub() {
; CHECK-LABEL: 'ptrtoint_align_16_size_16_add_32_umax_sub'
; CHECK-NEXT:  Classifying expressions for: @ptrtoint_align_16_size_16_add_32_umax_sub
; CHECK-NEXT:    %add.32 = add i64 ptrtoint (ptr @array4xi32 to i64), 32
; CHECK-NEXT:    --> (32 + (ptrtoint ptr @array4xi32 to i64)) U: [0,-15) S: [-9223372036854775808,9223372036854775793)
; CHECK-NEXT:    %umax = call i64 @llvm.umax.i64(i64 ptrtoint (ptr @array4xi32 to i64), i64 %add.32)
; CHECK-NEXT:    --> ((32 + (ptrtoint ptr @array4xi32 to i64)) umax (ptrtoint ptr @array4xi32 to i64)) U: [16,-15) S: [-9223372036854775808,9223372036854775793)
; CHECK-NEXT:    %add = add i64 %umax, 16
; CHECK-NEXT:    --> (16 + ((32 + (ptrtoint ptr @array4xi32 to i64)) umax (ptrtoint ptr @array4xi32 to i64))) U: [0,-15) S: [-9223372036854775808,9223372036854775793)
; CHECK-NEXT:    %sub = sub i64 %add, ptrtoint (ptr @array4xi32 to i64)
; CHECK-NEXT:    --> (16 + (-1 * (ptrtoint ptr @array4xi32 to i64)) + ((32 + (ptrtoint ptr @array4xi32 to i64)) umax (ptrtoint ptr @array4xi32 to i64))) U: [0,-15) S: [-9223372036854775808,9223372036854775793)
; CHECK-NEXT:  Determining loop execution counts for: @ptrtoint_align_16_size_16_add_32_umax_sub
;
entry:
  %add.32 = add i64 ptrtoint (ptr @array4xi32 to i64), 32
  %umax = call i64 @llvm.umax.i64(i64 ptrtoint (ptr @array4xi32 to i64), i64 %add.32)
  %add = add i64 %umax, 16
  %sub = sub i64 %add, ptrtoint (ptr @array4xi32 to i64)
  ret i64 %sub
}

declare i64 @llvm.umax.i64(i64, i64)