diff options
| author | Daniel Dunbar <daniel@zuster.org> | 2011-03-19 21:47:14 +0000 |
|---|---|---|
| committer | Daniel Dunbar <daniel@zuster.org> | 2011-03-19 21:47:14 +0000 |
| commit | 7a90e04fc76392972bd8bd0ddee5c934c22c1393 (patch) | |
| tree | aa635f0cc7aeaf8721128213c1a83431846568cd /test/CodeGen/X86/tailcall-cgp-dup.ll | |
| parent | ae16d6b9722dd6ff4a606308e3a14d200f3a903f (diff) | |
Revert r127953, "SimplifyCFG has stopped duplicating returns into predecessors
to canonicalize IR", it broke a lot of things.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127954 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/tailcall-cgp-dup.ll')
| -rw-r--r-- | test/CodeGen/X86/tailcall-cgp-dup.ll | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/test/CodeGen/X86/tailcall-cgp-dup.ll b/test/CodeGen/X86/tailcall-cgp-dup.ll deleted file mode 100644 index 10fe146fd67..00000000000 --- a/test/CodeGen/X86/tailcall-cgp-dup.ll +++ /dev/null @@ -1,63 +0,0 @@ -; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s - -; Teach CGP to dup returns to enable tail call optimization. -; rdar://9147433 - -define i32 @foo(i32 %x) nounwind ssp { -; CHECK: foo: -entry: - switch i32 %x, label %return [ - i32 1, label %sw.bb - i32 2, label %sw.bb1 - i32 3, label %sw.bb3 - i32 4, label %sw.bb5 - i32 5, label %sw.bb7 - i32 6, label %sw.bb9 - ] - -sw.bb: ; preds = %entry -; CHECK: jmp _f1 - %call = tail call i32 @f1() nounwind - br label %return - -sw.bb1: ; preds = %entry -; CHECK: jmp _f2 - %call2 = tail call i32 @f2() nounwind - br label %return - -sw.bb3: ; preds = %entry -; CHECK: jmp _f3 - %call4 = tail call i32 @f3() nounwind - br label %return - -sw.bb5: ; preds = %entry -; CHECK: jmp _f4 - %call6 = tail call i32 @f4() nounwind - br label %return - -sw.bb7: ; preds = %entry -; CHECK: jmp _f5 - %call8 = tail call i32 @f5() nounwind - br label %return - -sw.bb9: ; preds = %entry -; CHECK: jmp _f6 - %call10 = tail call i32 @f6() nounwind - br label %return - -return: ; preds = %entry, %sw.bb9, %sw.bb7, %sw.bb5, %sw.bb3, %sw.bb1, %sw.bb - %retval.0 = phi i32 [ %call10, %sw.bb9 ], [ %call8, %sw.bb7 ], [ %call6, %sw.bb5 ], [ %call4, %sw.bb3 ], [ %call2, %sw.bb1 ], [ %call, %sw.bb ], [ 0, %entry ] - ret i32 %retval.0 -} - -declare i32 @f1() - -declare i32 @f2() - -declare i32 @f3() - -declare i32 @f4() - -declare i32 @f5() - -declare i32 @f6() |