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-rw-r--r--gcc/config/aarch64/aarch64-builtins.cc2
-rw-r--r--gcc/config/aarch64/aarch64.md2
-rw-r--r--gcc/testsuite/gcc.target/aarch64/acle/pr110100.c7
3 files changed, 9 insertions, 2 deletions
diff --git a/gcc/config/aarch64/aarch64-builtins.cc b/gcc/config/aarch64/aarch64-builtins.cc
index 7c7a44e..285a43e 100644
--- a/gcc/config/aarch64/aarch64-builtins.cc
+++ b/gcc/config/aarch64/aarch64-builtins.cc
@@ -2496,7 +2496,7 @@ aarch64_expand_builtin_ls64 (int fcode, tree exp, rtx target)
{
rtx op0 = expand_normal (CALL_EXPR_ARG (exp, 0));
rtx op1 = expand_normal (CALL_EXPR_ARG (exp, 1));
- create_output_operand (&ops[0], op0, DImode);
+ create_input_operand (&ops[0], op0, DImode);
create_input_operand (&ops[1], op1, V8DImode);
expand_insn (CODE_FOR_st64b, 2, ops);
return const0_rtx;
diff --git a/gcc/config/aarch64/aarch64.md b/gcc/config/aarch64/aarch64.md
index d59694b..36d0bb3 100644
--- a/gcc/config/aarch64/aarch64.md
+++ b/gcc/config/aarch64/aarch64.md
@@ -7834,7 +7834,7 @@
)
(define_insn "st64b"
- [(set (mem:V8DI (match_operand:DI 0 "register_operand" "=r"))
+ [(set (mem:V8DI (match_operand:DI 0 "register_operand" "r"))
(unspec_volatile:V8DI [(match_operand:V8DI 1 "register_operand" "r")]
UNSPEC_ST64B)
)]
diff --git a/gcc/testsuite/gcc.target/aarch64/acle/pr110100.c b/gcc/testsuite/gcc.target/aarch64/acle/pr110100.c
new file mode 100644
index 0000000..f56d5e6
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/acle/pr110100.c
@@ -0,0 +1,7 @@
+/* { dg-do compile } */
+/* { dg-options "-march=armv8.7-a -O2" } */
+#include <arm_acle.h>
+void do_st64b(data512_t data) {
+ __arm_st64b((void*)0x10000000, data);
+}
+/* { dg-final { scan-assembler {mov\tx([123])?[0-9], 268435456} } } */