From 1c345c1873c388c964f567a0ef113c9bb7b6e458 Mon Sep 17 00:00:00 2001
From: "chenglin.bi" <chenglin.bi@linaro.org>
Date: Tue, 7 Feb 2023 12:08:36 +0800
Subject: [PATCH] [Instcombine] Precommit tests for D143373; NFC

---
 llvm/test/Transforms/InstCombine/icmp-range.ll | 124 +++++++++++++++----------
 1 file changed, 76 insertions(+), 48 deletions(-)

diff --git a/llvm/test/Transforms/InstCombine/icmp-range.ll b/llvm/test/Transforms/InstCombine/icmp-range.ll
index 99d8e7e..1b075dd 100644
--- a/llvm/test/Transforms/InstCombine/icmp-range.ll
+++ b/llvm/test/Transforms/InstCombine/icmp-range.ll
@@ -632,14 +632,14 @@ define i1 @ashr_uge_sub(i8 %b, i8 %x, i8 %y) {
 define i1 @zext_sext_add_icmp_eq_minus1(i1 %a, i1 %b) {
 ; CHECK-LABEL: @zext_sext_add_icmp_eq_minus1(
 ; CHECK-NEXT:    [[ZEXT_A:%.*]] = zext i1 [[A:%.*]] to i8
-; CHECK-NEXT:    [[ZEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
-; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[ZEXT_B]]
+; CHECK-NEXT:    [[SEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
+; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[SEXT_B]]
 ; CHECK-NEXT:    [[R:%.*]] = icmp eq i8 [[ADD]], -1
 ; CHECK-NEXT:    ret i1 [[R]]
 ;
   %zext.a = zext i1 %a to i8
-  %zext.b = sext i1 %b to i8
-  %add = add i8 %zext.a, %zext.b
+  %sext.b = sext i1 %b to i8
+  %add = add i8 %zext.a, %sext.b
   %r = icmp eq i8 %add, -1
   ret i1 %r
 }
@@ -647,14 +647,14 @@ define i1 @zext_sext_add_icmp_eq_minus1(i1 %a, i1 %b) {
 define i1 @zext_sext_add_icmp_ne_minus1(i1 %a, i1 %b) {
 ; CHECK-LABEL: @zext_sext_add_icmp_ne_minus1(
 ; CHECK-NEXT:    [[ZEXT_A:%.*]] = zext i1 [[A:%.*]] to i8
-; CHECK-NEXT:    [[ZEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
-; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[ZEXT_B]]
+; CHECK-NEXT:    [[SEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
+; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[SEXT_B]]
 ; CHECK-NEXT:    [[R:%.*]] = icmp ne i8 [[ADD]], -1
 ; CHECK-NEXT:    ret i1 [[R]]
 ;
   %zext.a = zext i1 %a to i8
-  %zext.b = sext i1 %b to i8
-  %add = add i8 %zext.a, %zext.b
+  %sext.b = sext i1 %b to i8
+  %add = add i8 %zext.a, %sext.b
   %r = icmp ne i8 %add, -1
   ret i1 %r
 }
@@ -666,23 +666,38 @@ define i1 @zext_sext_add_icmp_sgt_minus1(i1 %a, i1 %b) {
 ; CHECK-NEXT:    ret i1 [[R]]
 ;
   %zext.a = zext i1 %a to i8
-  %zext.b = sext i1 %b to i8
-  %add = add i8 %zext.a, %zext.b
+  %sext.b = sext i1 %b to i8
+  %add = add i8 %zext.a, %sext.b
   %r = icmp sgt i8 %add, -1
   ret i1 %r
 }
 
+define i1 @zext_sext_add_icmp_ult_minus1(i1 %a, i1 %b) {
+; CHECK-LABEL: @zext_sext_add_icmp_ult_minus1(
+; CHECK-NEXT:    [[ZEXT_A:%.*]] = zext i1 [[A:%.*]] to i8
+; CHECK-NEXT:    [[SEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
+; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[SEXT_B]]
+; CHECK-NEXT:    [[R:%.*]] = icmp ne i8 [[ADD]], -1
+; CHECK-NEXT:    ret i1 [[R]]
+;
+  %zext.a = zext i1 %a to i8
+  %sext.b = sext i1 %b to i8
+  %add = add i8 %zext.a, %sext.b
+  %r = icmp ult i8 %add, -1
+  ret i1 %r
+}
+
 define i1 @zext_sext_add_icmp_sgt_0(i1 %a, i1 %b) {
 ; CHECK-LABEL: @zext_sext_add_icmp_sgt_0(
 ; CHECK-NEXT:    [[ZEXT_A:%.*]] = zext i1 [[A:%.*]] to i8
-; CHECK-NEXT:    [[ZEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
-; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[ZEXT_B]]
+; CHECK-NEXT:    [[SEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
+; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[SEXT_B]]
 ; CHECK-NEXT:    [[R:%.*]] = icmp sgt i8 [[ADD]], 0
 ; CHECK-NEXT:    ret i1 [[R]]
 ;
   %zext.a = zext i1 %a to i8
-  %zext.b = sext i1 %b to i8
-  %add = add i8 %zext.a, %zext.b
+  %sext.b = sext i1 %b to i8
+  %add = add i8 %zext.a, %sext.b
   %r = icmp sgt i8 %add, 0
   ret i1 %r
 }
@@ -694,8 +709,8 @@ define i1 @zext_sext_add_icmp_slt_0(i1 %a, i1 %b) {
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
   %zext.a = zext i1 %a to i8
-  %zext.b = sext i1 %b to i8
-  %add = add i8 %zext.a, %zext.b
+  %sext.b = sext i1 %b to i8
+  %add = add i8 %zext.a, %sext.b
   %r = icmp slt i8 %add, 0
   ret i1 %r
 }
@@ -703,14 +718,14 @@ define i1 @zext_sext_add_icmp_slt_0(i1 %a, i1 %b) {
 define i1 @zext_sext_add_icmp_eq_1(i1 %a, i1 %b) {
 ; CHECK-LABEL: @zext_sext_add_icmp_eq_1(
 ; CHECK-NEXT:    [[ZEXT_A:%.*]] = zext i1 [[A:%.*]] to i8
-; CHECK-NEXT:    [[ZEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
-; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[ZEXT_B]]
+; CHECK-NEXT:    [[SEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
+; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[SEXT_B]]
 ; CHECK-NEXT:    [[R:%.*]] = icmp eq i8 [[ADD]], 1
 ; CHECK-NEXT:    ret i1 [[R]]
 ;
   %zext.a = zext i1 %a to i8
-  %zext.b = sext i1 %b to i8
-  %add = add i8 %zext.a, %zext.b
+  %sext.b = sext i1 %b to i8
+  %add = add i8 %zext.a, %sext.b
   %r = icmp eq i8 %add, 1
   ret i1 %r
 }
@@ -718,14 +733,14 @@ define i1 @zext_sext_add_icmp_eq_1(i1 %a, i1 %b) {
 define i1 @zext_sext_add_icmp_ne_1(i1 %a, i1 %b) {
 ; CHECK-LABEL: @zext_sext_add_icmp_ne_1(
 ; CHECK-NEXT:    [[ZEXT_A:%.*]] = zext i1 [[A:%.*]] to i8
-; CHECK-NEXT:    [[ZEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
-; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[ZEXT_B]]
+; CHECK-NEXT:    [[SEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
+; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[SEXT_B]]
 ; CHECK-NEXT:    [[R:%.*]] = icmp ne i8 [[ADD]], 1
 ; CHECK-NEXT:    ret i1 [[R]]
 ;
   %zext.a = zext i1 %a to i8
-  %zext.b = sext i1 %b to i8
-  %add = add i8 %zext.a, %zext.b
+  %sext.b = sext i1 %b to i8
+  %add = add i8 %zext.a, %sext.b
   %r = icmp ne i8 %add, 1
   ret i1 %r
 }
@@ -733,29 +748,42 @@ define i1 @zext_sext_add_icmp_ne_1(i1 %a, i1 %b) {
 define i1 @zext_sext_add_icmp_slt_1(i1 %a, i1 %b) {
 ; CHECK-LABEL: @zext_sext_add_icmp_slt_1(
 ; CHECK-NEXT:    [[ZEXT_A:%.*]] = zext i1 [[A:%.*]] to i8
-; CHECK-NEXT:    [[ZEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
-; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[ZEXT_B]]
+; CHECK-NEXT:    [[SEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
+; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[SEXT_B]]
 ; CHECK-NEXT:    [[R:%.*]] = icmp slt i8 [[ADD]], 1
 ; CHECK-NEXT:    ret i1 [[R]]
 ;
   %zext.a = zext i1 %a to i8
-  %zext.b = sext i1 %b to i8
-  %add = add i8 %zext.a, %zext.b
+  %sext.b = sext i1 %b to i8
+  %add = add i8 %zext.a, %sext.b
   %r = icmp slt i8 %add, 1
   ret i1 %r
 }
 
+define i1 @zext_sext_add_icmp_ugt_1(i1 %a, i1 %b) {
+; CHECK-LABEL: @zext_sext_add_icmp_ugt_1(
+; CHECK-NEXT:    [[TMP1:%.*]] = xor i1 [[A:%.*]], true
+; CHECK-NEXT:    [[TMP2:%.*]] = and i1 [[TMP1]], [[B:%.*]]
+; CHECK-NEXT:    ret i1 [[TMP2]]
+;
+  %zext.a = zext i1 %a to i8
+  %sext.b = sext i1 %b to i8
+  %add = add i8 %zext.a, %sext.b
+  %r = icmp ugt i8 %add, 1
+  ret i1 %r
+}
+
 define <2 x i1> @vector_zext_sext_add_icmp_slt_1(<2 x i1> %a, <2 x i1> %b) {
 ; CHECK-LABEL: @vector_zext_sext_add_icmp_slt_1(
 ; CHECK-NEXT:    [[ZEXT_A:%.*]] = zext <2 x i1> [[A:%.*]] to <2 x i8>
-; CHECK-NEXT:    [[ZEXT_B:%.*]] = sext <2 x i1> [[B:%.*]] to <2 x i8>
-; CHECK-NEXT:    [[ADD:%.*]] = add nsw <2 x i8> [[ZEXT_A]], [[ZEXT_B]]
+; CHECK-NEXT:    [[SEXT_B:%.*]] = sext <2 x i1> [[B:%.*]] to <2 x i8>
+; CHECK-NEXT:    [[ADD:%.*]] = add nsw <2 x i8> [[ZEXT_A]], [[SEXT_B]]
 ; CHECK-NEXT:    [[R:%.*]] = icmp slt <2 x i8> [[ADD]], <i8 1, i8 1>
 ; CHECK-NEXT:    ret <2 x i1> [[R]]
 ;
   %zext.a = zext <2 x i1> %a to <2 x i8>
-  %zext.b = sext <2 x i1> %b to <2 x i8>
-  %add = add <2 x i8> %zext.a, %zext.b
+  %sext.b = sext <2 x i1> %b to <2 x i8>
+  %add = add <2 x i8> %zext.a, %sext.b
   %r = icmp slt <2 x i8> %add, <i8 1, i8 1>
   ret <2 x i1> %r
 }
@@ -763,14 +791,14 @@ define <2 x i1> @vector_zext_sext_add_icmp_slt_1(<2 x i1> %a, <2 x i1> %b) {
 define <2 x i1> @vector_zext_sext_add_icmp_slt_1_poison(<2 x i1> %a, <2 x i1> %b) {
 ; CHECK-LABEL: @vector_zext_sext_add_icmp_slt_1_poison(
 ; CHECK-NEXT:    [[ZEXT_A:%.*]] = zext <2 x i1> [[A:%.*]] to <2 x i8>
-; CHECK-NEXT:    [[ZEXT_B:%.*]] = sext <2 x i1> [[B:%.*]] to <2 x i8>
-; CHECK-NEXT:    [[ADD:%.*]] = add nsw <2 x i8> [[ZEXT_A]], [[ZEXT_B]]
+; CHECK-NEXT:    [[SEXT_B:%.*]] = sext <2 x i1> [[B:%.*]] to <2 x i8>
+; CHECK-NEXT:    [[ADD:%.*]] = add nsw <2 x i8> [[ZEXT_A]], [[SEXT_B]]
 ; CHECK-NEXT:    [[R:%.*]] = icmp slt <2 x i8> [[ADD]], <i8 1, i8 poison>
 ; CHECK-NEXT:    ret <2 x i1> [[R]]
 ;
   %zext.a = zext <2 x i1> %a to <2 x i8>
-  %zext.b = sext <2 x i1> %b to <2 x i8>
-  %add = add <2 x i8> %zext.a, %zext.b
+  %sext.b = sext <2 x i1> %b to <2 x i8>
+  %add = add <2 x i8> %zext.a, %sext.b
   %r = icmp slt <2 x i8> %add, <i8 1, i8 poison>
   ret <2 x i1> %r
 }
@@ -778,15 +806,15 @@ define <2 x i1> @vector_zext_sext_add_icmp_slt_1_poison(<2 x i1> %a, <2 x i1> %b
 define i1 @zext_sext_add_icmp_slt_1_no_oneuse(i1 %a, i1 %b) {
 ; CHECK-LABEL: @zext_sext_add_icmp_slt_1_no_oneuse(
 ; CHECK-NEXT:    [[ZEXT_A:%.*]] = zext i1 [[A:%.*]] to i8
-; CHECK-NEXT:    [[ZEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
-; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[ZEXT_B]]
+; CHECK-NEXT:    [[SEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
+; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[SEXT_B]]
 ; CHECK-NEXT:    call void @use(i8 [[ADD]])
 ; CHECK-NEXT:    [[R:%.*]] = icmp slt i8 [[ADD]], 1
 ; CHECK-NEXT:    ret i1 [[R]]
 ;
   %zext.a = zext i1 %a to i8
-  %zext.b = sext i1 %b to i8
-  %add = add i8 %zext.a, %zext.b
+  %sext.b = sext i1 %b to i8
+  %add = add i8 %zext.a, %sext.b
   call void @use(i8 %add)
   %r = icmp slt i8 %add, 1
   ret i1 %r
@@ -795,14 +823,14 @@ define i1 @zext_sext_add_icmp_slt_1_no_oneuse(i1 %a, i1 %b) {
 define i1 @zext_sext_add_icmp_slt_1_rhs_not_const(i1 %a, i1 %b, i8 %c) {
 ; CHECK-LABEL: @zext_sext_add_icmp_slt_1_rhs_not_const(
 ; CHECK-NEXT:    [[ZEXT_A:%.*]] = zext i1 [[A:%.*]] to i8
-; CHECK-NEXT:    [[ZEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
-; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[ZEXT_B]]
+; CHECK-NEXT:    [[SEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
+; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[SEXT_B]]
 ; CHECK-NEXT:    [[R:%.*]] = icmp slt i8 [[ADD]], [[C:%.*]]
 ; CHECK-NEXT:    ret i1 [[R]]
 ;
   %zext.a = zext i1 %a to i8
-  %zext.b = sext i1 %b to i8
-  %add = add i8 %zext.a, %zext.b
+  %sext.b = sext i1 %b to i8
+  %add = add i8 %zext.a, %sext.b
   %r = icmp slt i8 %add, %c
   ret i1 %r
 }
@@ -810,14 +838,14 @@ define i1 @zext_sext_add_icmp_slt_1_rhs_not_const(i1 %a, i1 %b, i8 %c) {
 define i1 @zext_sext_add_icmp_slt_1_type_not_i1(i2 %a, i1 %b) {
 ; CHECK-LABEL: @zext_sext_add_icmp_slt_1_type_not_i1(
 ; CHECK-NEXT:    [[ZEXT_A:%.*]] = zext i2 [[A:%.*]] to i8
-; CHECK-NEXT:    [[ZEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
-; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[ZEXT_B]]
+; CHECK-NEXT:    [[SEXT_B:%.*]] = sext i1 [[B:%.*]] to i8
+; CHECK-NEXT:    [[ADD:%.*]] = add nsw i8 [[ZEXT_A]], [[SEXT_B]]
 ; CHECK-NEXT:    [[R:%.*]] = icmp slt i8 [[ADD]], 1
 ; CHECK-NEXT:    ret i1 [[R]]
 ;
   %zext.a = zext i2 %a to i8
-  %zext.b = sext i1 %b to i8
-  %add = add i8 %zext.a, %zext.b
+  %sext.b = sext i1 %b to i8
+  %add = add i8 %zext.a, %sext.b
   %r = icmp slt i8 %add, 1
   ret i1 %r
 }
-- 
2.7.4