diff options
Diffstat (limited to 'src/panfrost/midgard/midgard_ra.c')
| -rw-r--r-- | src/panfrost/midgard/midgard_ra.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/panfrost/midgard/midgard_ra.c b/src/panfrost/midgard/midgard_ra.c index e923a3a9420..87eedfd7c2e 100644 --- a/src/panfrost/midgard/midgard_ra.c +++ b/src/panfrost/midgard/midgard_ra.c @@ -72,8 +72,7 @@ struct phys_reg { unsigned size; }; -/* Shift each component up by reg_offset and shift all components horizontally - * by dst_offset. TODO: vec8+ */ +/* Shift up by reg_offset and horizontally by dst_offset. */ static void offset_swizzle(unsigned *swizzle, unsigned reg_offset, unsigned srcsize, unsigned dst_offset) @@ -83,12 +82,14 @@ offset_swizzle(unsigned *swizzle, unsigned reg_offset, unsigned srcsize, unsigne signed reg_comp = reg_offset / srcsize; signed dst_comp = dst_offset / srcsize; + unsigned max_component = (16 / srcsize) - 1; + assert(reg_comp * srcsize == reg_offset); assert(dst_comp * srcsize == dst_offset); for (signed c = 0; c < MIR_VEC_COMPONENTS; ++c) { signed comp = MAX2(c - dst_comp, 0); - out[c] = MIN2(swizzle[comp] + reg_comp, 4 - 1); + out[c] = MIN2(swizzle[comp] + reg_comp, max_component); } memcpy(swizzle, out, sizeof(out)); |