diff options
| author | Evan Cheng <evan.cheng@apple.com> | 2009-08-12 01:49:45 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-08-12 01:49:45 +0000 |
| commit | 05c269c64593d8cc6aeb0780a5a8afbb86da5691 (patch) | |
| tree | 2feafb24323164a330960808b072e03e2a6f6ac8 /test/CodeGen/Thumb2/carry.ll | |
| parent | 394346ba3a67f85320f4dc121284b37502902f95 (diff) | |
| download | llvm-05c269c64593d8cc6aeb0780a5a8afbb86da5691.tar.gz llvm-05c269c64593d8cc6aeb0780a5a8afbb86da5691.tar.bz2 llvm-05c269c64593d8cc6aeb0780a5a8afbb86da5691.tar.xz | |
Shrink ADDS, ADC, RSB, and SUBS.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78776 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/Thumb2/carry.ll')
| -rw-r--r-- | test/CodeGen/Thumb2/carry.ll | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/test/CodeGen/Thumb2/carry.ll b/test/CodeGen/Thumb2/carry.ll index 3388e22549..a55c16f219 100644 --- a/test/CodeGen/Thumb2/carry.ll +++ b/test/CodeGen/Thumb2/carry.ll @@ -1,15 +1,21 @@ -; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep "subs\\.w r" | count 2 -; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep "adc\\.w r" -; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep "sbc\\.w r" | count 2 +; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | FileCheck %s define i64 @f1(i64 %a, i64 %b) { entry: +; CHECK: f1: +; CHECK: subs r0, r0, r2 +; CHECK: sbcs r1, r3 %tmp = sub i64 %a, %b ret i64 %tmp } define i64 @f2(i64 %a, i64 %b) { entry: +; CHECK: f2: +; CHECK: adds r0, r0, r0 +; CHECK: adcs r1, r1 +; CHECK: subs r0, r0, r2 +; CHECK: sbcs r1, r3 %tmp1 = shl i64 %a, 1 %tmp2 = sub i64 %tmp1, %b ret i64 %tmp2 |