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tests/tcg/aarch64: Add pauth-3 

This is the test vector from the QARMA paper, run through PACGA.

Suggested-by: Vincent Dehors <vincent.dehors@smile.fr>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200116230809.19078-4-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2020-01-23 15:22:39 +00:00 committed by Peter Maydell
parent fdd9b09413
commit 73fc079849
2 changed files with 44 additions and 1 deletions
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5
tests/tcg/aarch64/Makefile.softmmu-target
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@ -61,4 +61,7 @@ run-memory-replay: memory-replay run-memory-record
$(QEMU_OPTS) memory, \
"$< on $(TARGET_NAME)")
EXTRA_TESTS+=memory-record memory-replay
run-pauth-3: pauth-3
pauth-3: CFLAGS += -march=armv8.3-a
EXTRA_TESTS+=memory-record memory-replay pauth-3

40
tests/tcg/aarch64/system/pauth-3.c Normal file
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@ -0,0 +1,40 @@
#include <inttypes.h>
#include <minilib.h>
int main()
{
/*
* Test vector from QARMA paper (https://eprint.iacr.org/2016/444.pdf)
* to verify one computation of the pauth_computepac() function,
* which uses sbox2.
*
* Use PACGA, because it returns the most bits from ComputePAC.
* We still only get the most significant 32-bits of the result.
*/
static const uint64_t d[5] = {
0xfb623599da6e8127ull,
0x477d469dec0b8762ull,
0x84be85ce9804e94bull,
0xec2802d4e0a488e9ull,
0xc003b93999b33765ull & 0xffffffff00000000ull
};
uint64_t r;
asm("msr apgakeyhi_el1, %[w0]\n\t"
"msr apgakeylo_el1, %[k0]\n\t"
"pacga %[r], %[P], %[T]"
: [r] "=r"(r)
: [P] "r" (d[0]),
[T] "r" (d[1]),
[w0] "r" (d[2]),
[k0] "r" (d[3]));
if (r == d[4]) {
ml_printf("OK\n");
return 0;
} else {
ml_printf("FAIL: %lx != %lx\n", r, d[4]);
return 1;
}
}