commit ec1b18634325cfd47f6228b5164e14cf64e583bb
parent bcc90d074e91c8e5d65876225d0b9f2c91c4248d
Author: Quentin Carbonneaux <quentin@c9x.me>
Date: Sat, 9 Mar 2019 23:10:26 +0100
add a stress test for phi spilling
Diffstat:
| A | test/_phispill.ssa | | | 68 | ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
1 file changed, 68 insertions(+), 0 deletions(-)
diff --git a/test/_phispill.ssa b/test/_phispill.ssa
@@ -0,0 +1,68 @@
+export
+function w $f(w %n0) {
+@start
+@loop
+ %n1 =w phi @start %n0, @loop %n2
+
+ %p0 =w phi @start 0, @loop %p01
+ %p1 =w phi @start 0, @loop %p11
+ %p2 =w phi @start 0, @loop %p21
+ %p3 =w phi @start 0, @loop %p31
+ %p4 =w phi @start 0, @loop %p41
+ %p5 =w phi @start 0, @loop %p51
+ %p6 =w phi @start 0, @loop %p61
+ %p7 =w phi @start 0, @loop %p71
+ %p8 =w phi @start 0, @loop %p81
+ %p9 =w phi @start 0, @loop %p91
+ %pa =w phi @start 0, @loop %pa1
+ %pb =w phi @start 0, @loop %pb1
+ %pc =w phi @start 0, @loop %pc1
+ %pd =w phi @start 0, @loop %pd1
+ %pe =w phi @start 0, @loop %pe1
+ %pf =w phi @start 0, @loop %pf1
+
+ %p01 =w add 1, %p0
+ %p11 =w add 2, %p1
+ %p21 =w add 3, %p2
+ %p31 =w add 4, %p3
+ %p41 =w add 5, %p4
+ %p51 =w add 6, %p5
+ %p61 =w add 7, %p6
+ %p71 =w add 8, %p7
+ %p81 =w add 9, %p8
+ %p91 =w add 10, %p9
+ %pa1 =w add 11, %pa
+ %pb1 =w add 12, %pb
+ %pc1 =w add 13, %pc
+ %pd1 =w add 14, %pd
+ %pe1 =w add 15, %pe
+ %pf1 =w add 16, %pf
+
+ %n2 =w sub %n1, 1
+ jnz %n2, @loop, @end
+
+@end
+ %a =w sub 0, 0
+ %a =w add %p01, %a
+ %a =w add %p11, %a
+ %a =w add %p21, %a
+ %a =w add %p31, %a
+ %a =w add %p41, %a
+ %a =w add %p51, %a
+ %a =w add %p61, %a
+ %a =w add %p71, %a
+ %a =w add %p81, %a
+ %a =w add %p91, %a
+ %a =w add %pa1, %a
+ %a =w add %pb1, %a
+ %a =w add %pc1, %a
+ %a =w add %pd1, %a
+ %a =w add %pe1, %a
+ %a =w add %pf1, %a
+ ret %a
+}
+
+# >>> driver
+# extern int f(int);
+# int main() { return !(f(1) == 136); }
+# <<<
