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llvm-project/polly/test/Isl/CodeGen/out-of-scop-phi-node-use.ll

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tests: Add test case forgotten in 251191 llvm-svn: 251228
2015-10-25 18:55:40 +08:00
; RUN: opt %loadPolly -polly-codegen -S < %s | FileCheck %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
; CHECK-LABEL: polly.merge_new_and_old:
executeScopConditionally: Introduce special exiting block When introducing separate control flow for the original and optimized code we introduce now a special 'ExitingBlock': \ / EnteringBB | SplitBlock---------\ _____|_____ | / EntryBB \ StartBlock | (region) | | \_ExitingBB_/ ExitingBlock | | MergeBlock---------/ | ExitBB / \ This 'ExitingBlock' contains code such as the final_reloads for scalars, which previously were just added to whichever statement/loop_exit/branch-merge block had been generated last. Having an explicit basic block makes it easier to find these constructs when looking at the CFG. llvm-svn: 255107
2015-12-09 19:38:22 +08:00
; CHECK-NEXT: %_s.sroa.343.0.ph5161118.ph.merge = phi i32 [ %_s.sroa.343.0.ph5161118.ph.final_reload, %polly.exiting ], [ %_s.sroa.343.0.ph516.lcssa2357, %for.cond.981.region_exiting ]
tests: Add test case forgotten in 251191 llvm-svn: 251228
2015-10-25 18:55:40 +08:00
; CHECK-LABEL: for.cond.981:
; CHECK-NEXT: %_s.sroa.343.0.ph5161118 = phi i32 [ undef, %for.cond ], [ %_s.sroa.343.0.ph5161118.ph.merge, %polly.merge_new_and_old ]
executeScopConditionally: Introduce special exiting block When introducing separate control flow for the original and optimized code we introduce now a special 'ExitingBlock': \ / EnteringBB | SplitBlock---------\ _____|_____ | / EntryBB \ StartBlock | (region) | | \_ExitingBB_/ ExitingBlock | | MergeBlock---------/ | ExitBB / \ This 'ExitingBlock' contains code such as the final_reloads for scalars, which previously were just added to whichever statement/loop_exit/branch-merge block had been generated last. Having an explicit basic block makes it easier to find these constructs when looking at the CFG. llvm-svn: 255107
2015-12-09 19:38:22 +08:00
; CHECK-LABEL: polly.exiting:
tests: Add test case forgotten in 251191 llvm-svn: 251228
2015-10-25 18:55:40 +08:00
; CHECK-NEXT: %_s.sroa.343.0.ph5161118.ph.final_reload = load i32, i32* %_s.sroa.343.0.ph5161118.s2a
; Function Attrs: nounwind uwtable
define void @lzmaDecode() #0 {
entry:
br label %for.cond.outer.outer.outer
for.cond: ; preds = %for.cond.outer.outer.outer
switch i32 undef, label %cleanup.1072 [
i32 23, label %for.cond.981
i32 4, label %_LZMA_C_RDBD
i32 19, label %sw.bb.956
i32 26, label %saveStateAndReturn
]
_LZMA_C_RDBD: ; preds = %for.cond
[tests] Make sure tests do not end in 'unreachable' - Part II There is no point in optimizing unreachable code, hence our test cases should always return. This commit is part of a series that makes Polly more robust on the presence of unreachables. llvm-svn: 297150
2017-03-07 23:23:30 +08:00
ret void
tests: Add test case forgotten in 251191 llvm-svn: 251228
2015-10-25 18:55:40 +08:00
sw.bb.956: ; preds = %for.cond
%_s.sroa.294.0.ph519.lcssa2388 = phi i32 [ undef, %for.cond ]
%_s.sroa.343.0.ph516.lcssa2357 = phi i32 [ undef, %for.cond ]
%cmp958 = icmp eq i32 %_s.sroa.294.0.ph519.lcssa2388, 0
br i1 %cmp958, label %if.then.960, label %if.else.969
if.then.960: ; preds = %sw.bb.956
br label %for.cond.981
if.else.969: ; preds = %sw.bb.956
br label %for.cond.981
for.cond.981: ; preds = %if.else.969, %if.then.960, %for.cond
%_s.sroa.343.0.ph5161118 = phi i32 [ %_s.sroa.343.0.ph516.lcssa2357, %if.then.960 ], [ %_s.sroa.343.0.ph516.lcssa2357, %if.else.969 ], [ undef, %for.cond ]
[tests] Make sure tests do not end in 'unreachable' - Part II There is no point in optimizing unreachable code, hence our test cases should always return. This commit is part of a series that makes Polly more robust on the presence of unreachables. llvm-svn: 297150
2017-03-07 23:23:30 +08:00
ret void
tests: Add test case forgotten in 251191 llvm-svn: 251228
2015-10-25 18:55:40 +08:00
for.cond.outer.outer.outer: ; preds = %entry
br label %for.cond
saveStateAndReturn: ; preds = %for.cond
[tests] Make sure tests do not end in 'unreachable' - Part II There is no point in optimizing unreachable code, hence our test cases should always return. This commit is part of a series that makes Polly more robust on the presence of unreachables. llvm-svn: 297150
2017-03-07 23:23:30 +08:00
ret void
tests: Add test case forgotten in 251191 llvm-svn: 251228
2015-10-25 18:55:40 +08:00
cleanup.1072: ; preds = %for.cond
ret void
}
Migrate function attribute "no-frame-pointer-elim"="false" to "frame-pointer"="none" as cleanups after D56351
2019-12-25 08:11:33 +08:00
attributes #0 = { nounwind uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
tests: Add test case forgotten in 251191 llvm-svn: 251228
2015-10-25 18:55:40 +08:00
!llvm.ident = !{!0}
!0 = !{!"clang version 3.8.0 (trunk 250010) (llvm/trunk 250018)"}