From 2c5f19db2eef055d2a65482504ae98e79f2ca24d Mon Sep 17 00:00:00 2001 From: Owen Anderson Date: Mon, 13 Sep 2010 17:59:27 +0000 Subject: Re-apply r113679, which was reverted in r113720, which added a paid of new instcombine transforms to expose greater opportunities for store narrowing in codegen. This patch fixes a potential infinite loop in instcombine caused by one of the introduced transforms being overly aggressive. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113763 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/Transforms/InstCombine/cast.ll | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) (limited to 'test/Transforms/InstCombine/cast.ll') diff --git a/test/Transforms/InstCombine/cast.ll b/test/Transforms/InstCombine/cast.ll index 102d2f048f..75478778a9 100644 --- a/test/Transforms/InstCombine/cast.ll +++ b/test/Transforms/InstCombine/cast.ll @@ -437,8 +437,8 @@ define i64 @test47(i8 %A) { ret i64 %E ; CHECK: @test47 ; CHECK-NEXT: %B = sext i8 %A to i64 -; CHECK-NEXT: %C = or i64 %B, 42 -; CHECK-NEXT: %E = and i64 %C, 4294967295 +; CHECK-NEXT: %C = and i64 %B, 4294967253 +; CHECK-NEXT: %E = or i64 %C, 42 ; CHECK-NEXT: ret i64 %E } @@ -508,8 +508,8 @@ define i32 @test52(i64 %A) { ret i32 %E ; CHECK: @test52 ; CHECK-NEXT: %B = trunc i64 %A to i32 -; CHECK-NEXT: %C = or i32 %B, 32962 -; CHECK-NEXT: %D = and i32 %C, 40186 +; CHECK-NEXT: %C = and i32 %B, 7224 +; CHECK-NEXT: %D = or i32 %C, 32962 ; CHECK-NEXT: ret i32 %D } @@ -521,8 +521,8 @@ define i64 @test53(i32 %A) { ret i64 %E ; CHECK: @test53 ; CHECK-NEXT: %B = zext i32 %A to i64 -; CHECK-NEXT: %C = or i64 %B, 32962 -; CHECK-NEXT: %D = and i64 %C, 40186 +; CHECK-NEXT: %C = and i64 %B, 7224 +; CHECK-NEXT: %D = or i64 %C, 32962 ; CHECK-NEXT: ret i64 %D } @@ -534,8 +534,8 @@ define i32 @test54(i64 %A) { ret i32 %E ; CHECK: @test54 ; CHECK-NEXT: %B = trunc i64 %A to i32 -; CHECK-NEXT: %C = or i32 %B, -32574 -; CHECK-NEXT: %D = and i32 %C, -25350 +; CHECK-NEXT: %C = and i32 %B, 7224 +; CHECK-NEXT: %D = or i32 %C, -32574 ; CHECK-NEXT: ret i32 %D } @@ -547,8 +547,8 @@ define i64 @test55(i32 %A) { ret i64 %E ; CHECK: @test55 ; CHECK-NEXT: %B = zext i32 %A to i64 -; CHECK-NEXT: %C = or i64 %B, -32574 -; CHECK-NEXT: %D = and i64 %C, -25350 +; CHECK-NEXT: %C = and i64 %B, 7224 +; CHECK-NEXT: %D = or i64 %C, -32574 ; CHECK-NEXT: ret i64 %D } @@ -584,8 +584,8 @@ define i64 @test58(i64 %A) nounwind { ; CHECK: @test58 ; CHECK-NEXT: %C = lshr i64 %A, 8 -; CHECK-NEXT: %D = or i64 %C, 128 -; CHECK-NEXT: %E = and i64 %D, 16777215 +; CHECK-NEXT: %D = and i64 %C, 16777087 +; CHECK-NEXT: %E = or i64 %D, 128 ; CHECK-NEXT: ret i64 %E } -- cgit v1.2.3