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author | Pirama Arumuga Nainar <pirama@google.com> | 2015-05-06 11:46:36 -0700 |
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committer | Pirama Arumuga Nainar <pirama@google.com> | 2015-05-18 10:52:30 -0700 |
commit | 2c3e0051c31c3f5b2328b447eadf1cf9c4427442 (patch) | |
tree | c0104029af14e9f47c2ef58ca60e6137691f3c9b /test/Transforms/CodeGenPrepare/overflow-intrinsics.ll | |
parent | e1bc145815f4334641be19f1c45ecf85d25b6e5a (diff) | |
download | external_llvm-2c3e0051c31c3f5b2328b447eadf1cf9c4427442.zip external_llvm-2c3e0051c31c3f5b2328b447eadf1cf9c4427442.tar.gz external_llvm-2c3e0051c31c3f5b2328b447eadf1cf9c4427442.tar.bz2 |
Update aosp/master LLVM for rebase to r235153
Change-Id: I9bf53792f9fc30570e81a8d80d296c681d005ea7
(cherry picked from commit 0c7f116bb6950ef819323d855415b2f2b0aad987)
Diffstat (limited to 'test/Transforms/CodeGenPrepare/overflow-intrinsics.ll')
-rw-r--r-- | test/Transforms/CodeGenPrepare/overflow-intrinsics.ll | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/test/Transforms/CodeGenPrepare/overflow-intrinsics.ll b/test/Transforms/CodeGenPrepare/overflow-intrinsics.ll new file mode 100644 index 0000000..1e41319 --- /dev/null +++ b/test/Transforms/CodeGenPrepare/overflow-intrinsics.ll @@ -0,0 +1,74 @@ +; RUN: opt -codegenprepare -S < %s | FileCheck %s + +target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" +target triple = "x86_64-apple-darwin10.0.0" + +; CHECK-LABEL: @test1( +; CHECK: llvm.uadd.with.overflow +; CHECK: ret i64 +define i64 @test1(i64 %a, i64 %b) nounwind ssp { +entry: + %add = add i64 %b, %a + %cmp = icmp ult i64 %add, %a + %Q = select i1 %cmp, i64 %b, i64 42 + ret i64 %Q +} + +; CHECK-LABEL: @test2( +; CHECK: llvm.uadd.with.overflow +; CHECK: ret i64 +define i64 @test2(i64 %a, i64 %b) nounwind ssp { +entry: + %add = add i64 %b, %a + %cmp = icmp ult i64 %add, %b + %Q = select i1 %cmp, i64 %b, i64 42 + ret i64 %Q +} + +; CHECK-LABEL: @test3( +; CHECK: llvm.uadd.with.overflow +; CHECK: ret i64 +define i64 @test3(i64 %a, i64 %b) nounwind ssp { +entry: + %add = add i64 %b, %a + %cmp = icmp ugt i64 %b, %add + %Q = select i1 %cmp, i64 %b, i64 42 + ret i64 %Q +} + +; CHECK-LABEL: @test4( +; CHECK: llvm.uadd.with.overflow +; CHECK: extractvalue +; CHECK: extractvalue +; CHECK: select +define i64 @test4(i64 %a, i64 %b, i1 %c) nounwind ssp { +entry: + %add = add i64 %b, %a + %cmp = icmp ugt i64 %b, %add + br i1 %c, label %next, label %exit + + next: + %Q = select i1 %cmp, i64 %b, i64 42 + ret i64 %Q + + exit: + ret i64 0 +} + +; CHECK-LABEL: @test5( +; CHECK-NOT: llvm.uadd.with.overflow +; CHECK: next +define i64 @test5(i64 %a, i64 %b, i64* %ptr, i1 %c) nounwind ssp { +entry: + %add = add i64 %b, %a + store i64 %add, i64* %ptr + %cmp = icmp ugt i64 %b, %add + br i1 %c, label %next, label %exit + + next: + %Q = select i1 %cmp, i64 %b, i64 42 + ret i64 %Q + + exit: + ret i64 0 +} |