[gcc(refs/users/giulianob/heads/autopar_rebase2)] Add test for PR95464.c.
Giuliano Belinassi
giulianob@gcc.gnu.org
Mon Aug 17 23:12:29 GMT 2020
https://gcc.gnu.org/g:1e3bcb063b839949e3c752c1731abef07b8c007b
commit 1e3bcb063b839949e3c752c1731abef07b8c007b
Author: Vladimir N. Makarov <vmakarov@redhat.com>
Date: Thu Jun 4 13:32:24 2020 -0400
Add test for PR95464.c.
2020-06-04 Vladimir Makarov <vmakarov@redhat.com>
PR middle-end/95464
* gcc.target/i386/pr95464.c: New.
Diff:
---
gcc/testsuite/gcc.target/i386/pr95464.c | 64 +++++++++++++++++++++++++++++++++
1 file changed, 64 insertions(+)
diff --git a/gcc/testsuite/gcc.target/i386/pr95464.c b/gcc/testsuite/gcc.target/i386/pr95464.c
new file mode 100644
index 00000000000..33a8290e0cf
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr95464.c
@@ -0,0 +1,64 @@
+/* { dg-options "-O2" } */
+/* { dg-do run { target { { *-*-linux* } && { ! ia32 } } } } */
+
+struct S { unsigned a:1, b:1, c:1, d:1, e:14, f:14; };
+
+__attribute__((noipa)) int
+foo (struct S x)
+{
+ if (x.a != 0 || x.b != 1 || x.c != 0 || x.d != 1
+ || x.e != 7239 || x.f != 6474)
+ __builtin_abort ();
+}
+
+__attribute__((noipa)) void
+bar (struct S x, struct S y)
+{
+ if (x.a != 0 || x.b != 1 || x.c != 0 || x.d != 1
+ || x.e != 7239 || x.f != 6474)
+ __builtin_abort ();
+ if (y.a != 0 || y.b != 1 || y.c != 1 || y.d != 1
+ || y.e != 16320 || y.f != 7315)
+ __builtin_abort ();
+}
+
+__attribute__((noipa)) void
+baz (struct S x)
+{
+ if (x.a != 1 || x.b != 1 || x.c != 1 || x.d != 1
+ || x.e != 16320 || x.f != 7315)
+ __builtin_abort ();
+}
+
+__attribute__((noipa)) void
+qux (struct S x, struct S y, unsigned z)
+{
+ struct S a = x, b;
+ for (unsigned i = 0; i < z; ++i)
+ foo (x);
+ if (x.a && x.e == 16)
+ a.e = 32;
+ b = a;
+ b.c = y.c;
+ b.e = y.e;
+ b.f = y.f;
+ bar (a, b);
+ a = b;
+ __asm volatile ("" : : : "ax", "bx", "cx", "dx", "si", "di",
+#ifdef __OPTIMIZE__
+ "bp",
+#endif
+ "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15");
+ a.a = 1;
+ a.c = 1;
+ baz (a);
+}
+
+int
+main ()
+{
+ struct S x = { 0, 1, 0, 1, 7239, 6474 };
+ struct S y = { 1, 0, 1, 0, 16320, 7315 };
+ qux (x, y, 1);
+ return 0;
+}
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