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Wind SCEV back in time, to Nov 18th. This 'fixes' PR3275, PR3294, PR3295,

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PR3296 and PR3302.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62160 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nick Lewycky
2009-01-13 09:18:58 +00:00
parent 3ff704fa2b
commit 789558db70
12 changed files with 50 additions and 266 deletions
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1
test/Analysis/ScalarEvolution/2008-11-18-LessThanOrEqual.ll
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@@ -1,5 +1,6 @@
; RUN: llvm-as < %s | opt -analyze -scalar-evolution |& \
; RUN: grep {Loop bb: (7 + (-1 \\* %argc)) iterations!}
; XFAIL: *
define i32 @main(i32 %argc, i8** %argv) nounwind {
entry:

1
test/Analysis/ScalarEvolution/2008-11-18-Stride1.ll
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@@ -1,4 +1,5 @@
; RUN: llvm-as < %s | opt -analyze -scalar-evolution |& grep {/u 3}
; XFAIL: *
define i32 @f(i32 %x) nounwind readnone {
entry:

1
test/Analysis/ScalarEvolution/2008-11-18-Stride2.ll
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@@ -1,4 +1,5 @@
; RUN: llvm-as < %s | opt -analyze -scalar-evolution |& grep {/u 3}
; XFAIL: *
define i32 @f(i32 %x) nounwind readnone {
entry:

1
test/Analysis/ScalarEvolution/2008-12-08-FiniteSGE.ll
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@@ -1,4 +1,5 @@
; RUN: llvm-as < %s | opt -analyze -scalar-evolution | grep {255 iterations}
; XFAIL: *
define i32 @foo(i32 %x, i32 %y, i32* %lam, i32* %alp) nounwind {
bb1.thread:

1
test/Analysis/ScalarEvolution/2008-12-11-SMaxOverflow.ll
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@@ -1,4 +1,5 @@
; RUN: llvm-as < %s | opt -analyze -scalar-evolution | grep {0 smax}
; XFAIL: *
define i32 @f(i32 %c.idx.val) {

1
test/Analysis/ScalarEvolution/2008-12-14-StrideAndSigned.ll
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@@ -1,5 +1,6 @@
; RUN: llvm-as < %s | opt -analyze -scalar-evolution |& \
; RUN: grep {(((-1 \\* %i0) + (100005 smax %i0)) /u 5)}
; XFAIL: *
define i32 @foo0(i32 %i0) nounwind {
entry:

1
test/Analysis/ScalarEvolution/2008-12-15-DontUseSDiv.ll
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@@ -1,4 +1,5 @@
; RUN: llvm-as < %s | opt -analyze -scalar-evolution |& grep {/u 5}
; XFAIL: *
define i8 @foo0(i8 %i0) nounwind {
entry: