gcc/gcc12-pr104775.patch

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2022-03-06 09:34:46 +00:00
2022-03-04 Jakub Jelinek <jakub@redhat.com>
PR target/104775
* config/s390/s390.md (*cmp_and_trap_unsigned_int<mode>): Use
S constraint instead of T in the last alternative.
* gcc.target/s390/pr104775.c: New test.
--- gcc/config/s390/s390.md.jj 2022-02-08 20:08:13.873404137 +0100
+++ gcc/config/s390/s390.md 2022-03-04 14:38:23.252988476 +0100
@@ -9578,7 +9578,7 @@ (define_insn "*cmp_and_trap_signed_int<m
(define_insn "*cmp_and_trap_unsigned_int<mode>"
[(trap_if (match_operator 0 "s390_unsigned_integer_comparison"
[(match_operand:GPR 1 "register_operand" "d,d,d")
- (match_operand:GPR 2 "general_operand" "d,D,T")])
+ (match_operand:GPR 2 "general_operand" "d,D,S")])
(const_int 0))]
"TARGET_Z10"
"@
--- gcc/testsuite/gcc.target/s390/pr104775.c.jj 2022-03-04 14:49:58.190134898 +0100
+++ gcc/testsuite/gcc.target/s390/pr104775.c 2022-03-04 14:49:42.845352647 +0100
@@ -0,0 +1,14 @@
+/* PR target/104775 */
+/* { dg-do assemble { target s390_zEC12_hw } } */
+/* { dg-options "-O2 -march=zEC12" } */
+
+long a[64];
+void bar (void);
+
+void
+foo (int x, int y)
+{
+ if (x != a[y])
+ bar ();
+ __builtin_trap ();
+}