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authorrdivacky <rdivacky@FreeBSD.org>2009-10-14 17:57:32 +0000
committerrdivacky <rdivacky@FreeBSD.org>2009-10-14 17:57:32 +0000
commitcd749a9c07f1de2fb8affde90537efa4bc3e7c54 (patch)
treeb21f6de4e08b89bb7931806bab798fc2a5e3a686 /test/Transforms/InstCombine/xor2.ll
parent72621d11de5b873f1695f391eb95f0b336c3d2d4 (diff)
downloadFreeBSD-src-cd749a9c07f1de2fb8affde90537efa4bc3e7c54.zip
FreeBSD-src-cd749a9c07f1de2fb8affde90537efa4bc3e7c54.tar.gz
Update llvm to r84119.
Diffstat (limited to 'test/Transforms/InstCombine/xor2.ll')
-rw-r--r--test/Transforms/InstCombine/xor2.ll28
1 files changed, 27 insertions, 1 deletions
diff --git a/test/Transforms/InstCombine/xor2.ll b/test/Transforms/InstCombine/xor2.ll
index efb3146..23a9915 100644
--- a/test/Transforms/InstCombine/xor2.ll
+++ b/test/Transforms/InstCombine/xor2.ll
@@ -1,17 +1,43 @@
; This test makes sure that these instructions are properly eliminated.
;
-; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep {xor }
+; RUN: opt < %s -instcombine -S | FileCheck %s
; PR1253
define i1 @test0(i32 %A) {
+; CHECK: @test0
+; CHECK: %C = icmp slt i32 %A, 0
%B = xor i32 %A, -2147483648
%C = icmp sgt i32 %B, -1
ret i1 %C
}
define i1 @test1(i32 %A) {
+; CHECK: @test1
+; CHECK: %C = icmp slt i32 %A, 0
%B = xor i32 %A, 12345
%C = icmp slt i32 %B, 0
ret i1 %C
}
+; PR1014
+define i32 @test2(i32 %tmp1) {
+; CHECK: @test2
+; CHECK-NEXT: or i32 %tmp1, 8
+; CHECK-NEXT: and i32
+; CHECK-NEXT: ret i32
+ %ovm = and i32 %tmp1, 32
+ %ov3 = add i32 %ovm, 145
+ %ov110 = xor i32 %ov3, 153
+ ret i32 %ov110
+}
+
+define i32 @test3(i32 %tmp1) {
+; CHECK: @test3
+; CHECK-NEXT: or i32 %tmp1, 8
+; CHECK-NEXT: and i32
+; CHECK-NEXT: ret i32
+ %ovm = or i32 %tmp1, 145
+ %ov31 = and i32 %ovm, 177
+ %ov110 = xor i32 %ov31, 153
+ ret i32 %ov110
+}
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