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| author | Cliff Click <cliffc@acm.org> | 2023-10-27 20:35:04 +0100 |
|---|---|---|
| committer | Cliff Click <cliffc@acm.org> | 2025-02-07 08:58:36 -0800 |
| commit | e0dabd29347b2cccce4e8d0a075a0600d5fffdb2 (patch) | |
| tree | c983597e1dbac7f6a4c68a8966f6c1ec084eb3d0 /docs/chapter05/05-graph1.gv | |
| parent | 599fa3cf86f082676ca0d11099693df8b8c0a4db (diff) | |
| download | Simple-e0dabd29347b2cccce4e8d0a075a0600d5fffdb2.tar.gz Simple-e0dabd29347b2cccce4e8d0a075a0600d5fffdb2.zip | |
Chapter 5: If Statement, Phi, and Region
Co-authored-by: Dibyendu Majumdar <mobile@majumdar.org.uk>
Co-authored-by: XmiliaH <45106915+XmiliaH@users.noreply.github.com>
Co-authored-by: Yichen Yan <oraluben@outlook.com>
Co-authored-by: Thalia Archibald <thalia@archibald.dev>
Co-authored-by: Tamas Hadhazy <helsgithub15@gmail.com>
Co-authored-by: tannal <tannal2409@gmail.com>
Co-authored-by: hadha <helsgithub15@gmail.com>
Co-authored-by: Tamás Hadházy <85063808+Hels15@users.noreply.github.com>
Co-authored-by: David Rubin <87927264+Rexicon226@users.noreply.github.com>
Diffstat (limited to 'docs/chapter05/05-graph1.gv')
| -rw-r--r-- | docs/chapter05/05-graph1.gv | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/docs/chapter05/05-graph1.gv b/docs/chapter05/05-graph1.gv new file mode 100644 index 00000000..539ee7f2 --- /dev/null +++ b/docs/chapter05/05-graph1.gv @@ -0,0 +1,88 @@ +digraph chapter05 { +/* +int a = 1; +if (arg == 1) + a = arg+2; +else { + a = arg-3; + #showGraph; +} +#showGraph; +return a; + +*/ + rankdir=BT; + ordering="in"; + concentrate="true"; + subgraph cluster_Nodes { + Start2 [ shape=plaintext label=< + <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0" CELLPADDING="4"> + <TR><TD BGCOLOR="yellow">Start</TD></TR> + <TR><TD> + <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0"> + <TR><TD PORT="p0" BGCOLOR="yellow">$ctrl</TD><TD PORT="p1">arg</TD></TR> + </TABLE> + </TD></TR> + </TABLE>> + ]; + Con_7 [ label="#1" ]; + EQNode8 [ label="==" ]; + If9 [ shape=plaintext label=< + <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0" CELLPADDING="4"> + <TR><TD BGCOLOR="yellow">If</TD></TR> + <TR><TD> + <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0"> + <TR><TD PORT="p0" BGCOLOR="yellow">True</TD><TD PORT="p1" BGCOLOR="yellow">False</TD></TR> + </TABLE> + </TD></TR> + </TABLE>> + ]; + Con_13 [ label="#2" ]; + Add14 [ label="+" ]; + Con_15 [ label="#3" ]; + Sub16 [ label="-" ]; + } + node [shape=plaintext]; + subgraph cluster_Scope1_0 { + Scope1_0 [label=< + <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0"> + <TR><TD BGCOLOR="cyan">0</TD><TD PORT="Scope1_0_$ctrl">$ctrl</TD><TD PORT="Scope1_0_arg">arg</TD></TR> + </TABLE>>]; + subgraph cluster_Scope1_1 { + Scope1_1 [label=< + <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0"> + <TR><TD BGCOLOR="cyan">1</TD><TD PORT="Scope1_1_a">a</TD></TR> + </TABLE>>]; + } + } + node [shape=plaintext]; + subgraph cluster_Scope12_0 { + Scope12_0 [label=< + <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0"> + <TR><TD BGCOLOR="cyan">0</TD><TD PORT="Scope12_0_$ctrl">$ctrl</TD><TD PORT="Scope12_0_arg">arg</TD></TR> + </TABLE>>]; + subgraph cluster_Scope12_1 { + Scope12_1 [label=< + <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0"> + <TR><TD BGCOLOR="cyan">1</TD><TD PORT="Scope12_1_a">a</TD></TR> + </TABLE>>]; + } + } + edge [ fontname=Helvetica, fontsize=8 ]; + EQNode8 -> Start2:p1[taillabel=1]; + EQNode8 -> Con_7[taillabel=2]; + If9 -> Start2:p0[taillabel=0; color=red]; + If9 -> EQNode8[taillabel=1]; + Add14 -> Start2:p1[taillabel=1]; + Add14 -> Con_13[taillabel=2]; + Sub16 -> Start2:p1[taillabel=1]; + Sub16 -> Con_15[taillabel=2]; + edge [style=dashed color=cornflowerblue]; + Scope1_0:"Scope1_0_$ctrl" -> If9:p0; + Scope1_0:"Scope1_0_arg" -> Start2:p1; + Scope1_1:"Scope1_1_a" -> Add14; + edge [style=dashed color=cornflowerblue]; + Scope12_0:"Scope12_0_$ctrl" -> If9:p1; + Scope12_0:"Scope12_0_arg" -> Start2:p1; + Scope12_1:"Scope12_1_a" -> Sub16; +} |