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llvm-project/llvm/test/Transforms/Inline/nested-inline.ll

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When considering whether to inline Callee into Caller, and that will make Caller too big to inline, see if it might be better to inline Caller into its callers instead. This situation is described in PR 2973, although I haven't tried the specific case in SPASS. llvm-svn: 83602
2009-10-09 08:11:32 +08:00
; RUN: opt < %s -inline -S | FileCheck %s
; Test that bar and bar2 are both inlined throughout and removed.
@A = weak global i32 0 ; <i32*> [#uses=1]
@B = weak global i32 0 ; <i32*> [#uses=1]
@C = weak global i32 0 ; <i32*> [#uses=1]
define fastcc void @foo(i32 %X) {
entry:
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$NAME" if ! grep -q "^; *RUN: *llc" $NAME; then TEMP=`mktemp -t temp` cp $NAME $TEMP sed -n "s/^define [^@]*@\([A-Za-z0-9_]*\)(.*$/\1/p" < $NAME | \ while read FUNC; do sed -i '' "s/;\(.*\)\([A-Za-z0-9_]*\):\( *\)@$FUNC\([( ]*\)\$/;\1\2-LABEL:\3@$FUNC(/g" $TEMP done mv $TEMP $NAME fi done llvm-svn: 186268
2013-07-14 09:42:54 +08:00
; CHECK-LABEL: @foo(
When considering whether to inline Callee into Caller, and that will make Caller too big to inline, see if it might be better to inline Caller into its callers instead. This situation is described in PR 2973, although I haven't tried the specific case in SPASS. llvm-svn: 83602
2009-10-09 08:11:32 +08:00
%ALL = alloca i32, align 4 ; <i32*> [#uses=1]
%tmp1 = and i32 %X, 1 ; <i32> [#uses=1]
%tmp1.upgrd.1 = icmp eq i32 %tmp1, 0 ; <i1> [#uses=1]
br i1 %tmp1.upgrd.1, label %cond_next, label %cond_true
cond_true: ; preds = %entry
store i32 1, i32* @A
br label %cond_next
cond_next: ; preds = %cond_true, %entry
%tmp4 = and i32 %X, 2 ; <i32> [#uses=1]
%tmp4.upgrd.2 = icmp eq i32 %tmp4, 0 ; <i1> [#uses=1]
br i1 %tmp4.upgrd.2, label %cond_next7, label %cond_true5
cond_true5: ; preds = %cond_next
store i32 1, i32* @B
br label %cond_next7
cond_next7: ; preds = %cond_true5, %cond_next
%tmp10 = and i32 %X, 4 ; <i32> [#uses=1]
%tmp10.upgrd.3 = icmp eq i32 %tmp10, 0 ; <i1> [#uses=1]
br i1 %tmp10.upgrd.3, label %cond_next13, label %cond_true11
cond_true11: ; preds = %cond_next7
store i32 1, i32* @C
br label %cond_next13
cond_next13: ; preds = %cond_true11, %cond_next7
%tmp16 = and i32 %X, 8 ; <i32> [#uses=1]
%tmp16.upgrd.4 = icmp eq i32 %tmp16, 0 ; <i1> [#uses=1]
br i1 %tmp16.upgrd.4, label %UnifiedReturnBlock, label %cond_true17
cond_true17: ; preds = %cond_next13
call void @ext( i32* %ALL )
ret void
UnifiedReturnBlock: ; preds = %cond_next13
ret void
}
Fixup to r186268 and r186269: don't append -LABEL to CHECK-NOT. No functionality change. llvm-svn: 186271
2013-07-14 10:10:57 +08:00
; CHECK-NOT: @bar(
When considering whether to inline Callee into Caller, and that will make Caller too big to inline, see if it might be better to inline Caller into its callers instead. This situation is described in PR 2973, although I haven't tried the specific case in SPASS. llvm-svn: 83602
2009-10-09 08:11:32 +08:00
define internal fastcc void @bar(i32 %X) {
entry:
%ALL = alloca i32, align 4 ; <i32*> [#uses=1]
%tmp1 = and i32 %X, 1 ; <i32> [#uses=1]
%tmp1.upgrd.1 = icmp eq i32 %tmp1, 0 ; <i1> [#uses=1]
br i1 %tmp1.upgrd.1, label %cond_next, label %cond_true
cond_true: ; preds = %entry
store i32 1, i32* @A
br label %cond_next
cond_next: ; preds = %cond_true, %entry
%tmp4 = and i32 %X, 2 ; <i32> [#uses=1]
%tmp4.upgrd.2 = icmp eq i32 %tmp4, 0 ; <i1> [#uses=1]
br i1 %tmp4.upgrd.2, label %cond_next7, label %cond_true5
cond_true5: ; preds = %cond_next
store i32 1, i32* @B
br label %cond_next7
cond_next7: ; preds = %cond_true5, %cond_next
%tmp10 = and i32 %X, 4 ; <i32> [#uses=1]
%tmp10.upgrd.3 = icmp eq i32 %tmp10, 0 ; <i1> [#uses=1]
br i1 %tmp10.upgrd.3, label %cond_next13, label %cond_true11
cond_true11: ; preds = %cond_next7
store i32 1, i32* @C
br label %cond_next13
cond_next13: ; preds = %cond_true11, %cond_next7
%tmp16 = and i32 %X, 8 ; <i32> [#uses=1]
%tmp16.upgrd.4 = icmp eq i32 %tmp16, 0 ; <i1> [#uses=1]
br i1 %tmp16.upgrd.4, label %UnifiedReturnBlock, label %cond_true17
cond_true17: ; preds = %cond_next13
call void @foo( i32 %X )
ret void
UnifiedReturnBlock: ; preds = %cond_next13
ret void
}
define internal fastcc void @bar2(i32 %X) {
entry:
call void @foo( i32 %X )
ret void
}
declare void @ext(i32*)
define void @test(i32 %X) {
entry:
; CHECK: test
Fixup to r186268 and r186269: don't append -LABEL to CHECK-NOT. No functionality change. llvm-svn: 186271
2013-07-14 10:10:57 +08:00
; CHECK-NOT: @bar(
When considering whether to inline Callee into Caller, and that will make Caller too big to inline, see if it might be better to inline Caller into its callers instead. This situation is described in PR 2973, although I haven't tried the specific case in SPASS. llvm-svn: 83602
2009-10-09 08:11:32 +08:00
tail call fastcc void @bar( i32 %X )
tail call fastcc void @bar( i32 %X )
tail call fastcc void @bar2( i32 %X )
tail call fastcc void @bar2( i32 %X )
ret void
; CHECK: ret
}