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[LogicCombine] Restore the logic-combine.ll to before optimzed; NFC
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@bcl5980
bcl5980 committed Feb 23, 2023
1 parent 0c3411b commit c7531a1
Showing 1 changed file with 73 additions and 15 deletions.
88 changes: 73 additions & 15 deletions llvm/test/Transforms/AggressiveInstCombine/logic-combine.ll
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Expand Up @@ -3,31 +3,36 @@

define i8 @leaf1_and_aa(i8 %a) {
; CHECK-LABEL: @leaf1_and_aa(
; CHECK-NEXT: ret i8 [[A:%.*]]
; CHECK-NEXT: [[AND_AA:%.*]] = and i8 [[A:%.*]], [[A]]
; CHECK-NEXT: ret i8 [[AND_AA]]
;
%and.aa = and i8 %a, %a
ret i8 %and.aa
}

define i8 @leaf1_and_a_false(i8 %a) {
; CHECK-LABEL: @leaf1_and_a_false(
; CHECK-NEXT: ret i8 0
; CHECK-NEXT: [[AND_AA:%.*]] = and i8 [[A:%.*]], 0
; CHECK-NEXT: ret i8 [[AND_AA]]
;
%and.aa = and i8 %a, 0
ret i8 %and.aa
}

define i8 @leaf1_xor_aa(i8 %a) {
; CHECK-LABEL: @leaf1_xor_aa(
; CHECK-NEXT: ret i8 0
; CHECK-NEXT: [[XOR_AA:%.*]] = xor i8 [[A:%.*]], [[A]]
; CHECK-NEXT: ret i8 [[XOR_AA]]
;
%xor.aa = xor i8 %a, %a
ret i8 %xor.aa
}

define i8 @leaf1_and_not(i8 %a) {
; CHECK-LABEL: @leaf1_and_not(
; CHECK-NEXT: ret i8 0
; CHECK-NEXT: [[NOT_A:%.*]] = xor i8 [[A:%.*]], -1
; CHECK-NEXT: [[AND:%.*]] = and i8 [[A]], [[NOT_A]]
; CHECK-NEXT: ret i8 [[AND]]
;
%not.a = xor i8 %a, -1
%and = and i8 %a, %not.a
Expand All @@ -36,7 +41,9 @@ define i8 @leaf1_and_not(i8 %a) {

define i8 @leaf1_or_not(i8 %a) {
; CHECK-LABEL: @leaf1_or_not(
; CHECK-NEXT: ret i8 -1
; CHECK-NEXT: [[NOT_A:%.*]] = xor i8 [[A:%.*]], -1
; CHECK-NEXT: [[OR:%.*]] = or i8 [[A]], [[NOT_A]]
; CHECK-NEXT: ret i8 [[OR]]
;
%not.a = xor i8 %a, -1
%or = or i8 %a, %not.a
Expand All @@ -45,7 +52,9 @@ define i8 @leaf1_or_not(i8 %a) {

define i8 @leaf2_xor(i8 %a, i8 %b) {
; CHECK-LABEL: @leaf2_xor(
; CHECK-NEXT: ret i8 [[B:%.*]]
; CHECK-NEXT: [[AB:%.*]] = xor i8 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: [[XOR_AB_A:%.*]] = xor i8 [[AB]], [[A]]
; CHECK-NEXT: ret i8 [[XOR_AB_A]]
;
%ab = xor i8 %a, %b
%xor.ab.a = xor i8 %ab, %a
Expand All @@ -54,7 +63,10 @@ define i8 @leaf2_xor(i8 %a, i8 %b) {

define i8 @leaf2_xor_ret_const_false(i8 %a, i8 %b) {
; CHECK-LABEL: @leaf2_xor_ret_const_false(
; CHECK-NEXT: ret i8 0
; CHECK-NEXT: [[XOR_AB:%.*]] = xor i8 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: [[XOR_AB_A:%.*]] = xor i8 [[XOR_AB]], [[A]]
; CHECK-NEXT: [[XOR_AB_A_B:%.*]] = xor i8 [[XOR_AB_A]], [[B]]
; CHECK-NEXT: ret i8 [[XOR_AB_A_B]]
;
%xor.ab = xor i8 %a, %b
%xor.ab.a = xor i8 %xor.ab, %a
Expand All @@ -64,7 +76,11 @@ define i8 @leaf2_xor_ret_const_false(i8 %a, i8 %b) {

define i8 @leaf2_or_ret_leaf(i8 %a, i8 %b) {
; CHECK-LABEL: @leaf2_or_ret_leaf(
; CHECK-NEXT: ret i8 [[B:%.*]]
; CHECK-NEXT: [[OR_AB:%.*]] = or i8 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: [[AND_AB:%.*]] = and i8 [[A]], [[B]]
; CHECK-NEXT: [[XOR1:%.*]] = xor i8 [[OR_AB]], [[AND_AB]]
; CHECK-NEXT: [[XOR2:%.*]] = xor i8 [[XOR1]], [[A]]
; CHECK-NEXT: ret i8 [[XOR2]]
;
%or.ab = or i8 %a, %b
%and.ab = and i8 %a, %b
Expand All @@ -75,7 +91,12 @@ define i8 @leaf2_or_ret_leaf(i8 %a, i8 %b) {

define i8 @leaf2_or_ret_const_false(i8 %a, i8 %b) {
; CHECK-LABEL: @leaf2_or_ret_const_false(
; CHECK-NEXT: ret i8 [[A:%.*]]
; CHECK-NEXT: [[OR_AB:%.*]] = or i8 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: [[AND_AB:%.*]] = and i8 [[A]], [[B]]
; CHECK-NEXT: [[XOR1:%.*]] = xor i8 [[OR_AB]], [[AND_AB]]
; CHECK-NEXT: [[XOR2:%.*]] = xor i8 [[XOR1]], [[A]]
; CHECK-NEXT: [[XOR3:%.*]] = xor i8 [[XOR1]], [[B]]
; CHECK-NEXT: ret i8 [[XOR3]]
;
%or.ab = or i8 %a, %b
%and.ab = and i8 %a, %b
Expand All @@ -87,7 +108,11 @@ define i8 @leaf2_or_ret_const_false(i8 %a, i8 %b) {

define i1 @leaf2_type_is_i1(i1 %a, i1 %b) {
; CHECK-LABEL: @leaf2_type_is_i1(
; CHECK-NEXT: ret i1 true
; CHECK-NEXT: [[XOR_AB:%.*]] = xor i1 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: [[NOT_A:%.*]] = xor i1 [[A]], true
; CHECK-NEXT: [[XOR2:%.*]] = xor i1 [[NOT_A]], [[B]]
; CHECK-NEXT: [[OR:%.*]] = or i1 [[XOR2]], [[XOR_AB]]
; CHECK-NEXT: ret i1 [[OR]]
;
%xor.ab = xor i1 %a, %b
%not.a = xor i1 %a, true
Expand All @@ -98,7 +123,11 @@ define i1 @leaf2_type_is_i1(i1 %a, i1 %b) {

define i8 @leaf3_complex_ret_const_false(i8 %a, i8 %b, i8 %c) {
; CHECK-LABEL: @leaf3_complex_ret_const_false(
; CHECK-NEXT: ret i8 0
; CHECK-NEXT: [[AB:%.*]] = or i8 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: [[ABC:%.*]] = or i8 [[AB]], [[C:%.*]]
; CHECK-NEXT: [[NOT_ABC:%.*]] = xor i8 [[ABC]], -1
; CHECK-NEXT: [[R:%.*]] = and i8 [[NOT_ABC]], [[A]]
; CHECK-NEXT: ret i8 [[R]]
;
%ab = or i8 %a, %b
%abc = or i8 %ab, %c
Expand All @@ -109,7 +138,14 @@ define i8 @leaf3_complex_ret_const_false(i8 %a, i8 %b, i8 %c) {

define i8 @leaf3_complex_ret_leaf(i8 %a, i8 %b, i8 %c) {
; CHECK-LABEL: @leaf3_complex_ret_leaf(
; CHECK-NEXT: ret i8 [[C:%.*]]
; CHECK-NEXT: [[AB:%.*]] = and i8 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: [[BC:%.*]] = and i8 [[B]], [[C:%.*]]
; CHECK-NEXT: [[XOR_AC:%.*]] = xor i8 [[A]], [[C]]
; CHECK-NEXT: [[OR:%.*]] = or i8 [[AB]], [[XOR_AC]]
; CHECK-NEXT: [[NOT_BC:%.*]] = xor i8 [[BC]], -1
; CHECK-NEXT: [[AND:%.*]] = and i8 [[NOT_BC]], [[A]]
; CHECK-NEXT: [[COND:%.*]] = xor i8 [[AND]], [[OR]]
; CHECK-NEXT: ret i8 [[COND]]
;
%ab = and i8 %a, %b
%bc = and i8 %b, %c
Expand All @@ -123,7 +159,13 @@ define i8 @leaf3_complex_ret_leaf(i8 %a, i8 %b, i8 %c) {

define i8 @leaf4_ret_const_true(i8 %a, i8 %b, i8 %c, i8 %d) {
; CHECK-LABEL: @leaf4_ret_const_true(
; CHECK-NEXT: ret i8 -1
; CHECK-NEXT: [[BD:%.*]] = and i8 [[B:%.*]], [[D:%.*]]
; CHECK-NEXT: [[NOT_BD:%.*]] = xor i8 [[BD]], -1
; CHECK-NEXT: [[XOR_AB:%.*]] = xor i8 [[A:%.*]], [[B]]
; CHECK-NEXT: [[OR1:%.*]] = or i8 [[XOR_AB]], [[C:%.*]]
; CHECK-NEXT: [[OR2:%.*]] = or i8 [[OR1]], [[NOT_BD]]
; CHECK-NEXT: [[OR3:%.*]] = or i8 [[OR2]], [[A]]
; CHECK-NEXT: ret i8 [[OR3]]
;
%bd = and i8 %b, %d
%not.bd = xor i8 %bd, -1
Expand All @@ -136,7 +178,15 @@ define i8 @leaf4_ret_const_true(i8 %a, i8 %b, i8 %c, i8 %d) {

define i8 @leaf4_ret_leaf(i8 %a, i8 %b, i8 %c, i8 %d) {
; CHECK-LABEL: @leaf4_ret_leaf(
; CHECK-NEXT: ret i8 [[B:%.*]]
; CHECK-NEXT: [[BD:%.*]] = and i8 [[B:%.*]], [[D:%.*]]
; CHECK-NEXT: [[XOR:%.*]] = xor i8 [[BD]], [[C:%.*]]
; CHECK-NEXT: [[NOT_BD:%.*]] = xor i8 [[XOR]], -1
; CHECK-NEXT: [[XOR_AB:%.*]] = xor i8 [[A:%.*]], [[B]]
; CHECK-NEXT: [[OR1:%.*]] = or i8 [[XOR_AB]], [[C]]
; CHECK-NEXT: [[OR2:%.*]] = or i8 [[OR1]], [[NOT_BD]]
; CHECK-NEXT: [[OR3:%.*]] = or i8 [[OR2]], [[A]]
; CHECK-NEXT: [[AND:%.*]] = and i8 [[OR3]], [[B]]
; CHECK-NEXT: ret i8 [[AND]]
;
%bd = and i8 %b, %d
%xor = xor i8 %bd, %c
Expand All @@ -151,7 +201,15 @@ define i8 @leaf4_ret_leaf(i8 %a, i8 %b, i8 %c, i8 %d) {

define i8 @leaf4_ret_leaf2(i8 %a, i8 %b, i8 %c, i8 %d) {
; CHECK-LABEL: @leaf4_ret_leaf2(
; CHECK-NEXT: ret i8 [[B:%.*]]
; CHECK-NEXT: [[BD:%.*]] = and i8 [[B:%.*]], [[D:%.*]]
; CHECK-NEXT: [[XOR:%.*]] = xor i8 [[BD]], [[C:%.*]]
; CHECK-NEXT: [[NOT_BD:%.*]] = xor i8 [[XOR]], -1
; CHECK-NEXT: [[XOR_AB:%.*]] = xor i8 [[A:%.*]], [[B]]
; CHECK-NEXT: [[OR1:%.*]] = or i8 [[XOR_AB]], [[C]]
; CHECK-NEXT: [[OR2:%.*]] = or i8 [[OR1]], [[NOT_BD]]
; CHECK-NEXT: [[OR3:%.*]] = or i8 [[OR2]], [[A]]
; CHECK-NEXT: [[AND:%.*]] = and i8 [[OR3]], [[B]]
; CHECK-NEXT: ret i8 [[AND]]
;
%bd = and i8 %b, %d
%xor = xor i8 %bd, %c
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