File gcc7-pr87723.patch of Package gcc7
From 8c21b0d164f33d9d47acc26f4f9b99b53e3b1945 Mon Sep 17 00:00:00 2001
From: Andreas Krebbel <krebbel@linux.ibm.com>
Date: Tue, 6 Nov 2018 10:22:05 +0000
Subject: [PATCH] S/390: Fix PR87723
To: gcc-patches@gcc.gnu.org
gcc/ChangeLog:
2018-11-06 Andreas Krebbel <krebbel@linux.ibm.com>
PR target/87723
* config/s390/s390.md ("*r<noxa>sbg_di_rotl"): Remove mode
attributes for operands 3 and 4.
gcc/testsuite/ChangeLog:
2018-11-06 Andreas Krebbel <krebbel@linux.ibm.com>
PR target/87723
* gcc.target/s390/pr87723.c: New test.
From-SVN: r265832
---
gcc/ChangeLog | 6 +++++
gcc/config/s390/s390.md | 2 +-
gcc/testsuite/ChangeLog | 5 +++++
gcc/testsuite/gcc.target/s390/pr87723.c | 29 +++++++++++++++++++++++++
4 files changed, 41 insertions(+), 1 deletion(-)
create mode 100644 gcc/testsuite/gcc.target/s390/pr87723.c
diff --git a/gcc/config/s390/s390.md b/gcc/config/s390/s390.md
index 8e7b285e1c3..4ffd438c07c 100644
--- a/gcc/config/s390/s390.md
+++ b/gcc/config/s390/s390.md
@@ -4230,7 +4230,7 @@
(match_operand:DI 4 "nonimmediate_operand" "0")))
(clobber (reg:CC CC_REGNUM))]
"TARGET_Z10"
- "r<noxa>sbg\t%0,%1,%<bfstart>2,%<bfend>2,%b3"
+ "r<noxa>sbg\t%0,%1,%s2,%e2,%b3"
[(set_attr "op_type" "RIE")])
; rosbg, rxsbg
diff --git a/gcc/testsuite/gcc.target/s390/pr87723.c b/gcc/testsuite/gcc.target/s390/pr87723.c
new file mode 100644
index 00000000000..b0e8a5a3118
--- /dev/null
+++ b/gcc/testsuite/gcc.target/s390/pr87723.c
@@ -0,0 +1,29 @@
+/* { dg-do compile } */
+/* { dg-options "-O3 -march=z196 -m64 -mzarch" } */
+
+unsigned long a;
+int b;
+void c(char* i) {
+ for (;;) {
+ char g = 0;
+ for (; g < 24; ++g)
+ b = a << g | a >> 64 - g;
+ {
+ char *d = i;
+ long h = b;
+ char e = 0;
+ for (; e < 8; ++e)
+ d[e] = h;
+ }
+ char *d = i;
+ signed e;
+ unsigned long f = 0;
+ e = 7;
+ for (; e; --e) {
+ f <<= 8;
+ f |= d[e];
+ }
+ for (; e < 8; ++e)
+ d[e] = f;
+ }
+}
--
2.35.3
