This will be helpful in debugging problems with tracking SVE memory
accesses via the TCG plugins system.
Signed-off-by: Alex Bennée <alex.ben...@linaro.org>
Cc: Robert Henry <robhe...@microsoft.com>
Cc: Aaron Lindsay <aa...@os.amperecomputing.com>
---
tests/tcg/aarch64/Makefile.softmmu-target | 7 +++++++
tests/tcg/aarch64/system/boot.S | 3 ++-
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/tests/tcg/aarch64/Makefile.softmmu-target
b/tests/tcg/aarch64/Makefile.softmmu-target
index a7286ac295..cc02814065 100644
--- a/tests/tcg/aarch64/Makefile.softmmu-target
+++ b/tests/tcg/aarch64/Makefile.softmmu-target
@@ -31,6 +31,13 @@ LDFLAGS+=-static -nostdlib $(CRT_OBJS) $(MINILIB_OBJS) -lgcc
memory: CFLAGS+=-DCHECK_UNALIGNED=1
+memory-sve: memory.c $(LINK_SCRIPT) $(CRT_OBJS) $(MINILIB_OBJS)
+ $(CC) $(CFLAGS) $(EXTRA_CFLAGS) $< -o $@ $(LDFLAGS)
+
+memory-sve: CFLAGS+=-DCHECK_UNALIGNED=1 -march=armv8.1-a+sve -O3
-fno-tree-loop-distribute-patterns
+
+TESTS+=memory-sve
+
# Running
QEMU_BASE_MACHINE=-M virt -cpu max -display none
QEMU_OPTS+=$(QEMU_BASE_MACHINE) -semihosting-config
enable=on,target=native,chardev=output -kernel
diff --git a/tests/tcg/aarch64/system/boot.S b/tests/tcg/aarch64/system/boot.S
index e190b1efa6..f136363d2a 100644
--- a/tests/tcg/aarch64/system/boot.S
+++ b/tests/tcg/aarch64/system/boot.S
@@ -179,12 +179,13 @@ __start:
isb
/*
- * Enable FP registers. The standard C pre-amble will be
+ * Enable FP/SVE registers. The standard C pre-amble will be
* saving these and A-profile compilers will use AdvSIMD
* registers unless we tell it not to.
*/
mrs x0, cpacr_el1
orr x0, x0, #(3 << 20)
+ orr x0, x0, #(3 << 16)
msr cpacr_el1, x0
/* Setup some stack space and enter the test code.
--
2.30.2
