From c1eaf3a1f1a86681661050ac8999aab9a7eaa1a2 Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper@gmail.com>
Date: Tue, 4 Apr 2017 17:48:08 +0000
Subject: [PATCH] [InstCombine] Add more test cases for missing combines of
 selects with and/or/xor with constant argument. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@299450 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/Transforms/InstCombine/and.ll | 31 ++++++++++++++++++++++++++++++
 test/Transforms/InstCombine/or.ll  | 11 +++++++++++
 test/Transforms/InstCombine/xor.ll | 11 +++++++++++
 3 files changed, 53 insertions(+)

diff --git a/test/Transforms/InstCombine/and.ll b/test/Transforms/InstCombine/and.ll
index b433574974a..9a23342feb1 100644
--- a/test/Transforms/InstCombine/and.ll
+++ b/test/Transforms/InstCombine/and.ll
@@ -494,3 +494,34 @@ define i64 @test39(i32 %X) {
   %res = and i64 %zsub, 240
   ret i64 %res
 }
+
+define i32 @test40(i1 %C) {
+; CHECK-LABEL: @test40(
+; CHECK-NEXT:    [[A:%.*]] = select i1 [[C:%.*]], i32 104, i32 10
+; CHECK-NEXT:    ret i32 [[A]]
+;
+  %A = select i1 %C, i32 1000, i32 10
+  %V = and i32 %A, 123
+  ret i32 %V
+}
+
+define <2 x i32> @test40vec(i1 %C) {
+; CHECK-LABEL: @test40vec(
+; CHECK-NEXT:    [[A:%.*]] = select i1 [[C:%.*]], <2 x i32> <i32 104, i32 104>, <2 x i32> <i32 10, i32 10>
+; CHECK-NEXT:    ret <2 x i32> [[A]]
+;
+  %A = select i1 %C, <2 x i32> <i32 1000, i32 1000>, <2 x i32> <i32 10, i32 10>
+  %V = and <2 x i32> %A, <i32 123, i32 123>
+  ret <2 x i32> %V
+}
+
+define <2 x i32> @test40vec2(i1 %C) {
+; CHECK-LABEL: @test40vec2(
+; CHECK-NEXT:    [[A:%.*]] = select i1 [[C:%.*]], <2 x i32> <i32 1000, i32 2500>, <2 x i32> <i32 10, i32 30>
+; CHECK-NEXT:    [[V:%.*]] = and <2 x i32> [[A]], <i32 123, i32 333>
+; CHECK-NEXT:    ret <2 x i32> [[V]]
+;
+  %A = select i1 %C, <2 x i32> <i32 1000, i32 2500>, <2 x i32> <i32 10, i32 30>
+  %V = and <2 x i32> %A, <i32 123, i32 333>
+  ret <2 x i32> %V
+}
diff --git a/test/Transforms/InstCombine/or.ll b/test/Transforms/InstCombine/or.ll
index 2ca3997d135..24431095b36 100644
--- a/test/Transforms/InstCombine/or.ll
+++ b/test/Transforms/InstCombine/or.ll
@@ -722,3 +722,14 @@ define <2 x i32> @test49vec(i1 %C) {
   %V = or <2 x i32> %A, <i32 123, i32 123>
   ret <2 x i32> %V
 }
+
+define <2 x i32> @test49vec2(i1 %C) {
+; CHECK-LABEL: @test49vec2(
+; CHECK-NEXT:    [[A:%.*]] = select i1 [[C:%.*]], <2 x i32> <i32 1000, i32 2500>, <2 x i32> <i32 10, i32 30>
+; CHECK-NEXT:    [[V:%.*]] = or <2 x i32> [[A]], <i32 123, i32 333>
+; CHECK-NEXT:    ret <2 x i32> [[V]]
+;
+  %A = select i1 %C, <2 x i32> <i32 1000, i32 2500>, <2 x i32> <i32 10, i32 30>
+  %V = or <2 x i32> %A, <i32 123, i32 333>
+  ret <2 x i32> %V
+}
diff --git a/test/Transforms/InstCombine/xor.ll b/test/Transforms/InstCombine/xor.ll
index 374361030f2..444dfd1d29f 100644
--- a/test/Transforms/InstCombine/xor.ll
+++ b/test/Transforms/InstCombine/xor.ll
@@ -373,3 +373,14 @@ define <2 x i32> @test29vec(i1 %C) {
   %V = xor <2 x i32> %A, <i32 123, i32 123>
   ret <2 x i32> %V
 }
+
+define <2 x i32> @test29vec2(i1 %C) {
+; CHECK-LABEL: @test29vec2(
+; CHECK-NEXT:    [[A:%.*]] = select i1 [[C:%.*]], <2 x i32> <i32 1000, i32 2500>, <2 x i32> <i32 10, i32 30>
+; CHECK-NEXT:    [[V:%.*]] = xor <2 x i32> [[A]], <i32 123, i32 333>
+; CHECK-NEXT:    ret <2 x i32> [[V]]
+;
+  %A = select i1 %C, <2 x i32> <i32 1000, i32 2500>, <2 x i32> <i32 10, i32 30>
+  %V = xor <2 x i32> %A, <i32 123, i32 333>
+  ret <2 x i32> %V
+}
-- 
2.40.0