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| author | Evan Cheng <evan.cheng@apple.com> | 2010-09-17 22:28:18 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2010-09-17 22:28:18 +0000 |
| commit | 6edb0eac87a6e46b89de3ad5d8e39c41969e2a54 (patch) | |
| tree | cb059ec2c353669ef07a8b6bb55ae6874688bdb5 /test | |
| parent | a5b1e6810769bef9a1fd98c69877bdfd75d7b106 (diff) | |
| download | llvm-6edb0eac87a6e46b89de3ad5d8e39c41969e2a54.tar.gz llvm-6edb0eac87a6e46b89de3ad5d8e39c41969e2a54.tar.bz2 llvm-6edb0eac87a6e46b89de3ad5d8e39c41969e2a54.tar.xz | |
Teach machine sink to
1) Do forward copy propagation. This makes it easier to estimate the cost of the
instruction being sunk.
2) Break critical edges on demand, including cases where the value is used by
PHI nodes.
Critical edge splitting is not yet enabled by default.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114227 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/X86/lsr-reuse.ll | 10 | ||||
| -rw-r--r-- | test/CodeGen/X86/pr3522.ll | 2 | ||||
| -rw-r--r-- | test/CodeGen/X86/tail-opts.ll | 6 |
3 files changed, 9 insertions, 9 deletions
diff --git a/test/CodeGen/X86/lsr-reuse.ll b/test/CodeGen/X86/lsr-reuse.ll index d2ff58be10..a74051443f 100644 --- a/test/CodeGen/X86/lsr-reuse.ll +++ b/test/CodeGen/X86/lsr-reuse.ll @@ -353,11 +353,11 @@ return: ; CHECK: count_me_3: ; CHECK: call -; CHECK: movsd (%r15,%r13,8), %xmm0 -; CHECK: mulsd (%r14,%r13,8), %xmm0 -; CHECK: movsd %xmm0, (%r12,%r13,8) -; CHECK: incq %r13 -; CHECK: cmpq %r13, %rbx +; CHECK: movsd (%r{{[^,]*}},%r{{[^,]*}},8), %xmm0 +; CHECK: mulsd (%r{{[^,]*}},%r{{[^,]*}},8), %xmm0 +; CHECK: movsd %xmm0, (%r{{[^,]*}},%r{{[^,]*}},8) +; CHECK: incq %r{{.*}} +; CHECK: cmpq %r{{.*}}, %r{{.*}} ; CHECK: jne declare void @use(i64) diff --git a/test/CodeGen/X86/pr3522.ll b/test/CodeGen/X86/pr3522.ll index 7cdeaa0992..da1623721d 100644 --- a/test/CodeGen/X86/pr3522.ll +++ b/test/CodeGen/X86/pr3522.ll @@ -1,4 +1,4 @@ -; RUN: llc < %s -march=x86 -stats |& not grep machine-sink +; RUN: llc < %s -march=x86 -stats |& not grep {instructions sunk} ; PR3522 target triple = "i386-pc-linux-gnu" diff --git a/test/CodeGen/X86/tail-opts.ll b/test/CodeGen/X86/tail-opts.ll index 9662ad6cd7..66e6f5095f 100644 --- a/test/CodeGen/X86/tail-opts.ll +++ b/test/CodeGen/X86/tail-opts.ll @@ -62,11 +62,11 @@ declare i8* @choose(i8*, i8*) ; CHECK: tail_duplicate_me: ; CHECK: movl $0, GHJK(%rip) -; CHECK-NEXT: jmpq *%rbx +; CHECK-NEXT: jmpq *%r ; CHECK: movl $0, GHJK(%rip) -; CHECK-NEXT: jmpq *%rbx +; CHECK-NEXT: jmpq *%r ; CHECK: movl $0, GHJK(%rip) -; CHECK-NEXT: jmpq *%rbx +; CHECK-NEXT: jmpq *%r define void @tail_duplicate_me() nounwind { entry: |