From c35437bdff84974fdbeb9a170b4ac5d127f4dc82 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Thu, 16 Jan 2020 12:00:18 -1000 Subject: [PATCH] tests/tcg/aarch64: Add pauth-3 This is the test vector from the QARMA paper, run through PACGA. Suggested-by: Vincent Dehors Signed-off-by: Richard Henderson --- tests/tcg/aarch64/system/pauth-3.c | 40 +++++++++++++++++++++++ tests/tcg/aarch64/Makefile.softmmu-target | 5 ++- 2 files changed, 44 insertions(+), 1 deletion(-) create mode 100644 tests/tcg/aarch64/system/pauth-3.c diff --git a/tests/tcg/aarch64/system/pauth-3.c b/tests/tcg/aarch64/system/pauth-3.c new file mode 100644 index 0000000000..8fca278a7e --- /dev/null +++ b/tests/tcg/aarch64/system/pauth-3.c @@ -0,0 +1,40 @@ +#include +#include + +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 apgakeylo_el1, %[w0]\n\t" + "msr apgakeyhi_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; + } +} diff --git a/tests/tcg/aarch64/Makefile.softmmu-target b/tests/tcg/aarch64/Makefile.softmmu-target index 7b4eede3f0..f6b5121f5c 100644 --- a/tests/tcg/aarch64/Makefile.softmmu-target +++ b/tests/tcg/aarch64/Makefile.softmmu-target @@ -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 -- 2.20.1