diff options
Diffstat (limited to 'test/Transforms/InstSimplify/apint-or.ll')
-rw-r--r-- | test/Transforms/InstSimplify/apint-or.ll | 41 |
1 files changed, 24 insertions, 17 deletions
diff --git a/test/Transforms/InstSimplify/apint-or.ll b/test/Transforms/InstSimplify/apint-or.ll index 36844289aaf0b..e3dc2c48fb40b 100644 --- a/test/Transforms/InstSimplify/apint-or.ll +++ b/test/Transforms/InstSimplify/apint-or.ll @@ -1,7 +1,13 @@ +; NOTE: Assertions have been autogenerated by update_test_checks.py ; RUN: opt < %s -instsimplify -S | FileCheck %s ; Test the case where integer BitWidth <= 64 && BitWidth % 2 != 0. define i39 @test1(i39 %V, i39 %M) { +; CHECK-LABEL: @test1( +; CHECK: [[N:%.*]] = and i39 %M, -274877906944 +; CHECK-NEXT: [[A:%.*]] = add i39 %V, [[N]] +; CHECK-NEXT: ret i39 [[A]] +; ;; If we have: ((V + N) & C1) | (V & C2) ;; .. and C2 = ~C1 and C2 is 0+1+ and (N & C2) == 0 ;; replace with V+N. @@ -12,28 +18,31 @@ define i39 @test1(i39 %V, i39 %M) { %D = and i39 %V, 274877906943 %R = or i39 %B, %D ret i39 %R -; CHECK-LABEL: @test1 -; CHECK-NEXT: and {{.*}}, -274877906944 -; CHECK-NEXT: add -; CHECK-NEXT: ret } define i7 @test2(i7 %X) { +; CHECK-LABEL: @test2( +; CHECK: ret i7 %X +; %Y = or i7 %X, 0 ret i7 %Y -; CHECK-LABEL: @test2 -; CHECK-NEXT: ret i7 %X } define i17 @test3(i17 %X) { +; CHECK-LABEL: @test3( +; CHECK: ret i17 -1 +; %Y = or i17 %X, -1 ret i17 %Y -; CHECK-LABEL: @test3 -; CHECK-NEXT: ret i17 -1 } -; Test the case where Integer BitWidth > 64 && BitWidth <= 1024. +; Test the case where Integer BitWidth > 64 && BitWidth <= 1024. define i399 @test4(i399 %V, i399 %M) { +; CHECK-LABEL: @test4( +; CHECK: [[N:%.*]] = and i399 %M, 18446742974197923840 +; CHECK-NEXT: [[A:%.*]] = add i399 %V, [[N]] +; CHECK-NEXT: ret i399 [[A]] +; ;; If we have: ((V + N) & C1) | (V & C2) ;; .. and C2 = ~C1 and C2 is 0+1+ and (N & C2) == 0 ;; replace with V+N. @@ -44,22 +53,20 @@ define i399 @test4(i399 %V, i399 %M) { %D = and i399 %V, 274877906943 %R = or i399 %B, %D ret i399 %R -; CHECK-LABEL: @test4 -; CHECK-NEXT: and {{.*}}, 18446742974197923840 -; CHECK-NEXT: add -; CHECK-NEXT: ret } define i777 @test5(i777 %X) { +; CHECK-LABEL: @test5( +; CHECK: ret i777 %X +; %Y = or i777 %X, 0 ret i777 %Y -; CHECK-LABEL: @test5 -; CHECK-NEXT: ret i777 %X } define i117 @test6(i117 %X) { +; CHECK-LABEL: @test6( +; CHECK: ret i117 -1 +; %Y = or i117 %X, -1 ret i117 %Y -; CHECK-LABEL: @test6 -; CHECK-NEXT: ret i117 -1 } |