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| author | Dimitry Andric <dim@FreeBSD.org> | 2014-11-24 09:08:18 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2014-11-24 09:08:18 +0000 |
| commit | 5ca98fd98791947eba83a1ed3f2c8191ef7afa6c (patch) | |
| tree | f5944309621cee4fe0976be6f9ac619b7ebfc4c2 /test/CodeGen/X86/large-constants.ll | |
| parent | 68bcb7db193e4bc81430063148253d30a791023e (diff) | |
| download | src-test2-5ca98fd98791947eba83a1ed3f2c8191ef7afa6c.tar.gz src-test2-5ca98fd98791947eba83a1ed3f2c8191ef7afa6c.zip | |
Notes
Diffstat (limited to 'test/CodeGen/X86/large-constants.ll')
| -rw-r--r-- | test/CodeGen/X86/large-constants.ll | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/test/CodeGen/X86/large-constants.ll b/test/CodeGen/X86/large-constants.ll new file mode 100644 index 000000000000..157ecc4af66b --- /dev/null +++ b/test/CodeGen/X86/large-constants.ll @@ -0,0 +1,67 @@ +; RUN: llc < %s -mtriple=x86_64-darwin -mcpu=corei7 | grep movabsq | count 3 + +define i64 @constant_hoisting(i64 %o0, i64 %o1, i64 %o2, i64 %o3, i64 %o4, i64 %o5) { +entry: + %l0 = and i64 %o0, -281474976710654 + %c0 = icmp ne i64 %l0, 0 + br i1 %c0, label %fail, label %bb1 + +bb1: + %l1 = and i64 %o1, -281474976710654 + %c1 = icmp ne i64 %l1, 0 + br i1 %c1, label %fail, label %bb2 + +bb2: + %l2 = and i64 %o2, -281474976710654 + %c2 = icmp ne i64 %l2, 0 + br i1 %c2, label %fail, label %bb3 + +bb3: + %l3 = and i64 %o3, -281474976710654 + %c3 = icmp ne i64 %l3, 0 + br i1 %c3, label %fail, label %bb4 + +bb4: + %l4 = and i64 %o4, -281474976710653 + %c4 = icmp ne i64 %l4, 0 + br i1 %c4, label %fail, label %bb5 + +bb5: + %l5 = and i64 %o5, -281474976710652 + %c5 = icmp ne i64 %l5, 0 + br i1 %c5, label %fail, label %bb6 + +bb6: + ret i64 %l5 + +fail: + ret i64 -1 +} + +define void @constant_expressions() { +entry: + %0 = load i64* inttoptr (i64 add (i64 51250129900, i64 0) to i64*) + %1 = load i64* inttoptr (i64 add (i64 51250129900, i64 8) to i64*) + %2 = load i64* inttoptr (i64 add (i64 51250129900, i64 16) to i64*) + %3 = load i64* inttoptr (i64 add (i64 51250129900, i64 24) to i64*) + %4 = add i64 %0, %1 + %5 = add i64 %2, %3 + %6 = add i64 %4, %5 + store i64 %6, i64* inttoptr (i64 add (i64 51250129900, i64 0) to i64*) + ret void +} + + +define void @constant_expressions2() { +entry: + %0 = load i64* inttoptr (i64 51250129900 to i64*) + %1 = load i64* inttoptr (i64 51250129908 to i64*) + %2 = load i64* inttoptr (i64 51250129916 to i64*) + %3 = load i64* inttoptr (i64 51250129924 to i64*) + %4 = add i64 %0, %1 + %5 = add i64 %2, %3 + %6 = add i64 %4, %5 + store i64 %6, i64* inttoptr (i64 51250129900 to i64*) + ret void +} + |