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| author | Mary Ruthven <mruthven@chromium.org> | 2021-11-09 16:55:30 -0600 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2021-11-18 04:50:46 +0000 |
| commit | 543a18ecf75480886e15a7be48e57c9271ab5333 (patch) | |
| tree | 4b4709853507ebcb92b526ed32c2903e6a2ea5ce /test | |
| parent | 39bc3a4c0d3132551151298efcf3bf12c3bc10a4 (diff) | |
| download | chrome-ec-543a18ecf75480886e15a7be48e57c9271ab5333.tar.gz | |
Revert "rsa: Further optimization of multiplications for Cortex-M0"
This reverts commit ecd0d1b5767c829f4c73a79a9eb6abae343284fb.
BUG=b:200823466
TEST=make buildall -j
Change-Id: I1229e86f015e1a04ee8026abd2f647d6039125fd
Signed-off-by: Mary Ruthven <mruthven@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3273423
Reviewed-by: Vadim Sukhomlinov <sukhomlinov@chromium.org>
Diffstat (limited to 'test')
| -rw-r--r-- | test/utils.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/test/utils.c b/test/utils.c index 28d88764ca..119ce98543 100644 --- a/test/utils.c +++ b/test/utils.c @@ -360,7 +360,6 @@ static int test_cond_t(void) static int test_mula32(void) { uint64_t r = 0x0; - uint64_t r2 = 0x0; uint32_t b = 0x1; uint32_t c = 0x1; uint32_t i; @@ -369,18 +368,15 @@ static int test_mula32(void) t0 = get_time(); for (i = 0; i < 5000000; i++) { r = mula32(b, c, r + (r >> 32)); - r2 = mulaa32(b, c, r2 >> 32, r2); b = (b << 13) ^ (b >> 2) ^ i; c = (c << 16) ^ (c >> 7) ^ i; watchdog_reload(); } t1 = get_time(); - ccprintf("After %d iterations, r=%08x%08x, r2=%08x%08x (time: %d)\n", - i, (uint32_t)(r >> 32), (uint32_t)r, - (uint32_t)(r2 >> 32), (uint32_t)r2, t1.le.lo-t0.le.lo); - TEST_ASSERT(r == 0x9df59b9fb0ab9d96L); - TEST_ASSERT(r2 == 0x9df59b9fb0beabd6L); + ccprintf("After %d iterations, r=%08x%08x (time: %d)\n", i, + (uint32_t)(r >> 32), (uint32_t)r, t1.le.lo-t0.le.lo); + TEST_ASSERT(r == 0x9df59b9fb0ab9d96L); /* well okay then */ return EC_SUCCESS; |