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pan/bit: Add constants test 

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4615>
This commit is contained in:
Alyssa Rosenzweig 2020-04-15 11:40:59 -04:00
parent 15fe8d5d7b
commit 532dfebc71
1 changed files with 29 additions and 0 deletions
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29
src/panfrost/bifrost/test/bi_test_pack.c
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@ -422,6 +422,33 @@ bit_convert_helper(struct panfrost_device *dev, unsigned from_size,
}
}
static void
bit_constant_helper(struct panfrost_device *dev,
uint32_t *input, enum bit_debug debug)
{
enum bi_class C[3] = { BI_MOV, BI_ADD, BI_FMA };
for (unsigned doubled = 0; doubled < 2; ++doubled) {
for (unsigned count = 1; count <= 3; ++count) {
bi_instruction ins = bit_ins(C[count - 1], count, nir_type_float, 32);
ins.src[0] = BIR_INDEX_CONSTANT | 0;
ins.src[1] = (count >= 2) ? BIR_INDEX_CONSTANT | (doubled ? 32 : 0) : 0;
ins.src[2] = (count >= 3) ? BIR_INDEX_ZERO : 0;
ins.constant.u64 = doubled ?
0x3f800000ull | (0x3f000000ull << 32ull) :
0x3f800000ull;
if (!bit_test_single(dev, &ins, input, true, debug)) {
fprintf(stderr, "FAIL: constants.%s.%u\n",
doubled ? "two" : "one",
count);
}
}
}
}
void
bit_packing(struct panfrost_device *dev, enum bit_debug debug)
{
@ -431,6 +458,8 @@ bit_packing(struct panfrost_device *dev, enum bit_debug debug)
bit_generate_float4(input32);
bit_generate_half8(input16);
bit_constant_helper(dev, (uint32_t *) input32, debug);
for (unsigned sz = 16; sz <= 32; sz *= 2) {
uint32_t *input =
(sz == 16) ? (uint32_t *) input16 :