From 4b2a58a523715c28c96267286054baf511e15303 Mon Sep 17 00:00:00 2001 From: Ilia Mirkin Date: Sat, 12 Jul 2014 22:08:44 -0400 Subject: [PATCH] nvc0: TESSCOORD comes in as a sysval, not an input Signed-off-by: Ilia Mirkin --- src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h | 2 -- src/gallium/drivers/nouveau/nvc0/nvc0_program.c | 19 ++++++++++--------- 2 files changed, 10 insertions(+), 11 deletions(-) diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h b/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h index bacc80d..cd00ddc 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h @@ -70,8 +70,6 @@ struct nv50_ir_varying #endif #define NV50_SEMANTIC_CLIPDISTANCE (TGSI_SEMANTIC_COUNT + 0) -#define NV50_SEMANTIC_TESSFACTOR (TGSI_SEMANTIC_COUNT + 7) -#define NV50_SEMANTIC_TESSCOORD (TGSI_SEMANTIC_COUNT + 8) #define NV50_SEMANTIC_COUNT (TGSI_SEMANTIC_COUNT + 10) #define NV50_PRIM_PATCHES PIPE_PRIM_MAX diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_program.c b/src/gallium/drivers/nouveau/nvc0/nvc0_program.c index dbedb35..014e681 100644 --- a/src/gallium/drivers/nouveau/nvc0/nvc0_program.c +++ b/src/gallium/drivers/nouveau/nvc0/nvc0_program.c @@ -123,9 +123,6 @@ nvc0_sp_assign_input_slots(struct nv50_ir_prog_info *info) if (info->in[i].patch && offset >= 0x20) offset = 0x20 + info->in[i].si * 0x10; - if (info->in[i].sn == NV50_SEMANTIC_TESSCOORD) - info->in[i].mask &= 3; - for (c = 0; c < 4; ++c) info->in[i].slot[c] = (offset + c * 0x4) / 4; } @@ -218,12 +215,8 @@ nvc0_vtgp_gen_header(struct nvc0_program *vp, struct nv50_ir_prog_info *info) continue; for (c = 0; c < 4; ++c) { a = info->in[i].slot[c]; - if (info->in[i].mask & (1 << c)) { - if (info->in[i].sn != NV50_SEMANTIC_TESSCOORD) - vp->hdr[5 + a / 32] |= 1 << (a % 32); - else - nvc0_vtgp_hdr_update_oread(vp, info->in[i].slot[c]); - } + if (info->in[i].mask & (1 << c)) + vp->hdr[5 + a / 32] |= 1 << (a % 32); } } @@ -252,6 +245,14 @@ nvc0_vtgp_gen_header(struct nvc0_program *vp, struct nv50_ir_prog_info *info) case TGSI_SEMANTIC_VERTEXID: vp->hdr[10] |= 1 << 31; break; + case TGSI_SEMANTIC_TESSCOORD: + /* We don't have the mask, nor the slots populated. While this could + * be achieved, the vast majority of the time if either of the coords + * are read, then both will be read. + */ + nvc0_vtgp_hdr_update_oread(vp, 0x2f0 / 4); + nvc0_vtgp_hdr_update_oread(vp, 0x2f4 / 4); + break; default: break; } -- 2.7.4