From c71cb670ba786a4bc443d23e6aa4b866e069dcd2 Mon Sep 17 00:00:00 2001 From: Rob Clark Date: Wed, 16 Sep 2015 13:42:21 -0400 Subject: [PATCH] freedreno/ir3: lower txp/clamp in NIR Signed-off-by: Rob Clark --- .../drivers/freedreno/ir3/ir3_compiler_nir.c | 56 ++++++++++--------- 1 file changed, 30 insertions(+), 26 deletions(-) diff --git a/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c b/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c index d72464fb5a5..c609d3c77fd 100644 --- a/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c +++ b/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c @@ -127,10 +127,10 @@ struct ir3_compile { static struct ir3_instruction * create_immed(struct ir3_block *block, uint32_t val); static struct ir3_block * get_block(struct ir3_compile *ctx, nir_block *nblock); -static struct nir_shader *to_nir(const struct tgsi_token *tokens, - struct ir3_shader_variant *so) +static struct nir_shader *to_nir(struct ir3_compile *ctx, + const struct tgsi_token *tokens, struct ir3_shader_variant *so) { - struct nir_shader_compiler_options options = { + static const nir_shader_compiler_options options = { .lower_fpow = true, .lower_fsat = true, .lower_scmp = true, @@ -138,8 +138,33 @@ static struct nir_shader *to_nir(const struct tgsi_token *tokens, .lower_ffract = true, .native_integers = true, }; + struct nir_lower_tex_options tex_options = { + .lower_rect = 0, + }; bool progress; + switch (so->type) { + case SHADER_FRAGMENT: + case SHADER_COMPUTE: + tex_options.saturate_s = so->key.fsaturate_s; + tex_options.saturate_t = so->key.fsaturate_t; + tex_options.saturate_r = so->key.fsaturate_r; + break; + case SHADER_VERTEX: + tex_options.saturate_s = so->key.vsaturate_s; + tex_options.saturate_t = so->key.vsaturate_t; + tex_options.saturate_r = so->key.vsaturate_r; + break; + } + + if (ctx->compiler->gpu_id >= 400) { + /* a4xx seems to have *no* sam.p */ + tex_options.lower_txp = ~0; /* lower all txp */ + } else { + /* a3xx just needs to avoid sam.p for 3d tex */ + tex_options.lower_txp = (1 << GLSL_SAMPLER_DIM_3D); + } + struct nir_shader *s = tgsi_to_nir(tokens, &options); if (fd_mesa_debug & FD_DBG_OPTMSGS) { @@ -155,6 +180,7 @@ static struct nir_shader *to_nir(const struct tgsi_token *tokens, } else if (s->stage == MESA_SHADER_FRAGMENT) { nir_lower_clip_fs(s, so->key.ucp_enables); } + nir_lower_tex(s, &tex_options); nir_lower_idiv(s); nir_lower_load_const_to_scalar(s); @@ -196,28 +222,6 @@ lower_tgsi(struct ir3_compile *ctx, const struct tgsi_token *tokens, .color_two_side = so->key.color_two_side, }; - switch (so->type) { - case SHADER_FRAGMENT: - case SHADER_COMPUTE: - lconfig.saturate_s = so->key.fsaturate_s; - lconfig.saturate_t = so->key.fsaturate_t; - lconfig.saturate_r = so->key.fsaturate_r; - break; - case SHADER_VERTEX: - lconfig.saturate_s = so->key.vsaturate_s; - lconfig.saturate_t = so->key.vsaturate_t; - lconfig.saturate_r = so->key.vsaturate_r; - break; - } - - if (ctx->compiler->gpu_id >= 400) { - /* a4xx seems to have *no* sam.p */ - lconfig.lower_TXP = ~0; /* lower all txp */ - } else { - /* a3xx just needs to avoid sam.p for 3d tex */ - lconfig.lower_TXP = (1 << TGSI_TEXTURE_3D); - } - return tgsi_transform_lowering(&lconfig, tokens, &info); } @@ -257,7 +261,7 @@ compile_init(struct ir3_compiler *compiler, lowered_tokens = lower_tgsi(ctx, tokens, so); if (!lowered_tokens) lowered_tokens = tokens; - ctx->s = to_nir(lowered_tokens, so); + ctx->s = to_nir(ctx, lowered_tokens, so); if (lowered_tokens != tokens) free((void *)lowered_tokens); -- 2.30.2