diff options
| author | Evan Cheng <evan.cheng@apple.com> | 2011-11-14 19:48:55 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2011-11-14 19:48:55 +0000 |
| commit | 2a4410df44cd710e20b3f12873c35405830d66fb (patch) | |
| tree | 54cfc0134dfb9db90186e24b78f23932a37edf8b /test/CodeGen/X86/lsr-reuse-trunc.ll | |
| parent | a77214a4c43d7a0c49c348439c6887f28bd6d53d (diff) | |
| download | llvm-2a4410df44cd710e20b3f12873c35405830d66fb.tar.gz llvm-2a4410df44cd710e20b3f12873c35405830d66fb.tar.bz2 llvm-2a4410df44cd710e20b3f12873c35405830d66fb.tar.xz | |
Teach two-address pass to re-schedule two-address instructions (or the kill
instructions of the two-address operands) in order to avoid inserting copies.
This fixes the few regressions introduced when the two-address hack was
disabled (without regressing the improvements).
rdar://10422688
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144559 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/lsr-reuse-trunc.ll')
| -rw-r--r-- | test/CodeGen/X86/lsr-reuse-trunc.ll | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/test/CodeGen/X86/lsr-reuse-trunc.ll b/test/CodeGen/X86/lsr-reuse-trunc.ll index 5f5e0937a3..1f87089f80 100644 --- a/test/CodeGen/X86/lsr-reuse-trunc.ll +++ b/test/CodeGen/X86/lsr-reuse-trunc.ll @@ -4,14 +4,13 @@ ; Full strength reduction wouldn't reduce register pressure, so LSR should ; stick with indexing here. -; FIXME: This is worse off from disabling of scheduler 2-address hack. ; CHECK: movaps (%{{rsi|rdx}},%rax,4), [[X3:%xmm[0-9]+]] -; CHECK: leaq 4(%rax), %{{rcx|r9}} ; CHECK: cvtdq2ps ; CHECK: orps {{%xmm[0-9]+}}, [[X4:%xmm[0-9]+]] ; CHECK: movaps [[X4]], (%{{rdi|rcx}},%rax,4) -; CHECK: cmpl %{{ecx|r9d}}, (%{{rdx|r8}}) -; CHECK: jg +; CHECK: addq $4, %rax +; CHECK: cmpl %eax, (%{{rdx|r8}}) +; CHECK-NEXT: jg define void @vvfloorf(float* nocapture %y, float* nocapture %x, i32* nocapture %n) nounwind { entry: |