[llvm] r300438 - [InstCombine] Add test cases for missing support for simplifying 1/X for vectors. NFC

[Craig Topper via llvm-commits]

Author: ctopper
Date: Sun Apr 16 22:41:44 2017
New Revision: 300438

URL: http://llvm.org/viewvc/llvm-project?rev=300438&view=rev
Log:
[InstCombine] Add test cases for missing support for simplifying 1/X for vectors. NFC

Modified:
    llvm/trunk/test/Transforms/InstCombine/div.ll

Modified: llvm/trunk/test/Transforms/InstCombine/div.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/div.ll?rev=300438&r1=300437&r2=300438&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/div.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/div.ll Sun Apr 16 22:41:44 2017
@@ -225,6 +225,15 @@ define i32 @test19(i32 %x) {
   ret i32 %A
 }
 
+define <2 x i32> @test19vec(<2 x i32> %x) {
+; CHECK-LABEL: @test19vec(
+; CHECK-NEXT:    [[A:%.*]] = udiv <2 x i32> <i32 1, i32 1>, [[X:%.*]]
+; CHECK-NEXT:    ret <2 x i32> [[A]]
+;
+  %A = udiv <2 x i32> <i32 1, i32 1>, %x
+  ret <2 x i32> %A
+}
+
 define i32 @test20(i32 %x) {
 ; CHECK-LABEL: @test20(
 ; CHECK-NEXT:    [[TMP1:%.*]] = add i32 %x, 1
@@ -236,6 +245,15 @@ define i32 @test20(i32 %x) {
   ret i32 %A
 }
 
+define <2 x i32> @test20vec(<2 x i32> %x) {
+; CHECK-LABEL: @test20vec(
+; CHECK-NEXT:    [[A:%.*]] = sdiv <2 x i32> <i32 1, i32 1>, [[X:%.*]]
+; CHECK-NEXT:    ret <2 x i32> [[A]]
+;
+  %A = sdiv <2 x i32> <i32 1, i32 1>, %x
+  ret <2 x i32> %A
+}
+
 define i32 @test21(i32 %a) {
 ; CHECK-LABEL: @test21(
 ; CHECK-NEXT:    [[DIV:%.*]] = sdiv i32 %a, 3