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tests/tcg: add memory-sve test for aarch64 

This will be helpful in debugging problems with tracking SVE memory
accesses via the TCG plugins system.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Cc: Robert Henry <robhenry@microsoft.com>
Cc: Aaron Lindsay <aaron@os.amperecomputing.com>
Message-Id: <20230124180127.1881110-26-alex.bennee@linaro.org>
This commit is contained in:
Alex Bennée 2023-01-24 18:01:17 +00:00
parent 0bccdb42df
commit d54c6d3b5d
2 changed files with 9 additions and 1 deletions
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7
tests/tcg/aarch64/Makefile.softmmu-target
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@ -36,6 +36,13 @@ config-cc.mak: Makefile
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

3
tests/tcg/aarch64/system/boot.S
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@ -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.