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nir: add intrinsics for AMD_shader_ballot

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Reviewed-by: Connor Abbott <cwabbott0@gmail.com>
This commit is contained in:
Daniel Schürmann
2018-05-09 20:37:24 +02:00
committed by Connor Abbott
parent f2277c327a
commit ea51275e07
3 changed files with 31 additions and 0 deletions
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14
src/compiler/nir/nir_print.c
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@@ -776,6 +776,7 @@ print_intrinsic_instr(nir_intrinsic_instr *instr, print_state *state)
[NIR_INTRINSIC_ALIGN_OFFSET] = "align_offset",
[NIR_INTRINSIC_DESC_TYPE] = "desc_type",
[NIR_INTRINSIC_TYPE] = "type",
[NIR_INTRINSIC_SWIZZLE_MASK] = "swizzle_mask",
};
for (unsigned idx = 1; idx < NIR_INTRINSIC_NUM_INDEX_FLAGS; idx++) {
if (!info->index_map[idx])
@@ -827,6 +828,19 @@ print_intrinsic_instr(nir_intrinsic_instr *instr, print_state *state)
fprintf(fp, " type=%s%u", name, size);
else
fprintf(fp, " type=%s", name);
} else if (idx == NIR_INTRINSIC_SWIZZLE_MASK) {
fprintf(fp, " swizzle_mask=");
unsigned mask = nir_intrinsic_swizzle_mask(instr);
if (instr->intrinsic == nir_intrinsic_quad_swizzle_amd) {
for (unsigned i = 0; i < 4; i++)
fprintf(fp, "%d", (mask >> (i * 2) & 3));
} else if (instr->intrinsic == nir_intrinsic_masked_swizzle_amd) {
fprintf(fp, "((id & %d) | %d) ^ %d", mask & 0x1F,
(mask >> 5) & 0x1F,
(mask >> 10) & 0x1F);
} else {
fprintf(fp, "%d", mask);
}
} else {
unsigned off = info->index_map[idx] - 1;
assert(index_name[idx]); /* forgot to update index_name table? */