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nak: Add printf_cb to nak_constant_offset_info

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Reviewed-by: Mary Guillemard <mary@mary.zone>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/40639>
This commit is contained in:
Mel Henning 2026-03-25 18:27:50 -04:00 • committed by Marge Bot
parent aa782218e5
commit 701a2579fe
3 changed files with 8 additions and 2 deletions
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7
src/nouveau/compiler/nak.h
View file

@ -87,7 +87,12 @@ struct nak_constant_offset_info {
uint32_t sample_masks_offset;
/**
* The offset into cb0 for the printf buffer pointer.
* The constant buffer index at which the printf buffer pointer lives.
*/
uint8_t printf_cb;
/**
* The offset into printf_cb for the printf buffer pointer.
*/
uint32_t printf_buffer_offset;
};

2
src/nouveau/compiler/nak_nir.c
View file

@ -835,7 +835,7 @@ nak_nir_lower_printf_intrin(nir_builder *b, nir_intrinsic_instr *intrin,
if (intrin->intrinsic == nir_intrinsic_load_printf_buffer_address) {
nir_def *buffer_addr = nir_ldc_nv(
b, 1, 64,
nir_imm_int(b, 0),
nir_imm_int(b, nak_const_offsets(nak, is_graphics)->printf_cb),
nir_imm_int(b, nak_const_offsets(nak, is_graphics)->printf_buffer_offset));
nir_def_replace(&intrin->def, buffer_addr);
return true;

1
src/nouveau/vulkan/nvk_shader.c
View file

@ -38,6 +38,7 @@ const struct nak_constant_offset_info nak_const_offsets_base = {
.sample_info_cb = 0,
.sample_locations_offset = nvk_root_descriptor_offset(draw.sample_locations),
.sample_masks_offset = nvk_root_descriptor_offset(draw.sample_masks),
.printf_cb = 0,
.printf_buffer_offset = nvk_root_descriptor_offset(printf_buffer_addr),
};