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| author | Anton Korobeynikov <asl@math.spbu.ru> | 2009-12-06 22:39:50 +0000 |
|---|---|---|
| committer | Anton Korobeynikov <asl@math.spbu.ru> | 2009-12-06 22:39:50 +0000 |
| commit | 7cca606aaa6fee6ff4f548aa3686608b6be1f208 (patch) | |
| tree | d31df77e7d6b41f9c521287a790e60eb923633a7 /test/CodeGen/Thumb2/thumb2-spill-q.ll | |
| parent | 08bc2701a22cae61d202c0960a390d8410434e5c (diff) | |
| download | llvm-7cca606aaa6fee6ff4f548aa3686608b6be1f208.tar.gz llvm-7cca606aaa6fee6ff4f548aa3686608b6be1f208.tar.bz2 llvm-7cca606aaa6fee6ff4f548aa3686608b6be1f208.tar.xz | |
Dynamic stack realignment use of sp register as source/dest register
in "bic sp, sp, #15" leads to unpredicatble behaviour in Thumb2 mode.
Emit the following code instead:
mov r4, sp
bic r4, r4, #15
mov sp, r4
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90724 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/Thumb2/thumb2-spill-q.ll')
| -rw-r--r-- | test/CodeGen/Thumb2/thumb2-spill-q.ll | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/test/CodeGen/Thumb2/thumb2-spill-q.ll b/test/CodeGen/Thumb2/thumb2-spill-q.ll index aef167b07f..2b087893fd 100644 --- a/test/CodeGen/Thumb2/thumb2-spill-q.ll +++ b/test/CodeGen/Thumb2/thumb2-spill-q.ll @@ -11,7 +11,7 @@ declare <4 x float> @llvm.arm.neon.vld1.v4f32(i8*) nounwind readonly define arm_apcscc void @aaa(%quuz* %this, i8* %block) { ; CHECK: aaa: -; CHECK: bic sp, sp, #15 +; CHECK: bic r4, r4, #15 ; CHECK: vst1.64 {{.*}}sp, :128 ; CHECK: vld1.64 {{.*}}sp, :128 entry: |