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authorNicolai Hähnle <nicolai.haehnle@amd.com>2017-05-02 17:46:12 +0200
committerNicolai Hähnle <nicolai.haehnle@amd.com>2017-05-10 19:20:44 +0200
commit0c34dac157d321182c63e6ce4851d2649b8a8718 (patch)
tree5514d5f30e3bdec955889450805118d990ef39a2
parent163d3d293c618475bd6fcb9e8bb06ca58241b72e (diff)
radeonsi: get rid of secondary input/output wordmerged-shader-io-bitfields
By keeping track of fewer generics, everything can fit into 64 bits.
-rw-r--r--src/gallium/drivers/radeonsi/si_shader.c32
-rw-r--r--src/gallium/drivers/radeonsi/si_shader.h6
-rw-r--r--src/gallium/drivers/radeonsi/si_state_shaders.c22
3 files changed, 13 insertions, 47 deletions
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index c12c8ea39e..837cc1cfb7 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -148,29 +148,22 @@ unsigned si_shader_io_get_unique_index(unsigned semantic_name, unsigned index)
assert(!"invalid generic index");
return 0;
- default:
- assert(!"invalid semantic name");
- return 0;
- }
-}
-
-unsigned si_shader_io_get_unique_index2(unsigned name, unsigned index)
-{
- switch (name) {
case TGSI_SEMANTIC_FOG:
- return 0;
+ return SI_MAX_IO_GENERIC + 4;
case TGSI_SEMANTIC_LAYER:
- return 1;
+ return SI_MAX_IO_GENERIC + 5;
case TGSI_SEMANTIC_VIEWPORT_INDEX:
- return 2;
+ return SI_MAX_IO_GENERIC + 6;
case TGSI_SEMANTIC_PRIMID:
- return 3;
+ return SI_MAX_IO_GENERIC + 7;
case TGSI_SEMANTIC_COLOR: /* these alias */
case TGSI_SEMANTIC_BCOLOR:
- return 4 + index;
+ assert(index < 2);
+ return SI_MAX_IO_GENERIC + 8 + index;
case TGSI_SEMANTIC_TEXCOORD:
assert(index < 8);
- return 6 + index;
+ assert(SI_MAX_IO_GENERIC + 10 + index < 64);
+ return SI_MAX_IO_GENERIC + 10 + index;
default:
assert(!"invalid semantic name");
return 0;
@@ -2298,16 +2291,10 @@ static void si_llvm_export_vs(struct lp_build_tgsi_context *bld_base,
if (semantic_index >= SI_MAX_IO_GENERIC)
break;
/* fall through */
- case TGSI_SEMANTIC_CLIPDIST:
+ default:
if (shader->key.opt.hw_vs.kill_outputs &
(1ull << si_shader_io_get_unique_index(semantic_name, semantic_index)))
export_param = false;
- break;
- default:
- if (shader->key.opt.hw_vs.kill_outputs2 &
- (1u << si_shader_io_get_unique_index2(semantic_name, semantic_index)))
- export_param = false;
- break;
}
if (outputs[i].vertex_stream[0] != 0 &&
@@ -7159,7 +7146,6 @@ static void si_dump_shader_key(unsigned processor, const struct si_shader *shade
processor == PIPE_SHADER_VERTEX) &&
!key->as_es && !key->as_ls) {
fprintf(f, " opt.hw_vs.kill_outputs = 0x%"PRIx64"\n", key->opt.hw_vs.kill_outputs);
- fprintf(f, " opt.hw_vs.kill_outputs2 = 0x%x\n", key->opt.hw_vs.kill_outputs2);
fprintf(f, " opt.hw_vs.clip_disable = %u\n", key->opt.hw_vs.clip_disable);
}
}
diff --git a/src/gallium/drivers/radeonsi/si_shader.h b/src/gallium/drivers/radeonsi/si_shader.h
index 307590024f..1627de3980 100644
--- a/src/gallium/drivers/radeonsi/si_shader.h
+++ b/src/gallium/drivers/radeonsi/si_shader.h
@@ -361,11 +361,9 @@ struct si_shader_selector {
unsigned local_size;
uint64_t outputs_written; /* "get_unique_index" bits */
- uint32_t patch_outputs_written; /* "get_unique_index" bits */
- uint32_t outputs_written2; /* "get_unique_index2" bits */
+ uint32_t patch_outputs_written; /* "get_unique_index_patch" bits */
uint64_t inputs_read; /* "get_unique_index" bits */
- uint32_t inputs_read2; /* "get_unique_index2" bits */
};
/* Valid shader configurations:
@@ -505,7 +503,6 @@ struct si_shader_key {
struct {
struct {
uint64_t kill_outputs; /* "get_unique_index" bits */
- uint32_t kill_outputs2; /* "get_unique_index2" bits */
unsigned clip_disable:1;
} hw_vs; /* HW VS (it can be VS, TES, GS) */
@@ -604,7 +601,6 @@ int si_shader_create(struct si_screen *sscreen, LLVMTargetMachineRef tm,
void si_shader_destroy(struct si_shader *shader);
unsigned si_shader_io_get_unique_index_patch(unsigned semantic_name, unsigned index);
unsigned si_shader_io_get_unique_index(unsigned semantic_name, unsigned index);
-unsigned si_shader_io_get_unique_index2(unsigned name, unsigned index);
int si_shader_binary_upload(struct si_screen *sscreen, struct si_shader *shader);
void si_shader_dump(struct si_screen *sscreen, const struct si_shader *shader,
struct pipe_debug_callback *debug, unsigned processor,
diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c b/src/gallium/drivers/radeonsi/si_state_shaders.c
index 6020bec9c0..5da60148af 100644
--- a/src/gallium/drivers/radeonsi/si_state_shaders.c
+++ b/src/gallium/drivers/radeonsi/si_state_shaders.c
@@ -1231,22 +1231,17 @@ static void si_shader_selector_key_hw_vs(struct si_context *sctx,
/* Find out which VS outputs aren't used by the PS. */
uint64_t outputs_written = vs->outputs_written;
- uint32_t outputs_written2 = vs->outputs_written2;
uint64_t inputs_read = 0;
- uint32_t inputs_read2 = 0;
outputs_written &= ~0x3; /* ignore POSITION, PSIZE */
if (!ps_disabled) {
inputs_read = ps->inputs_read;
- inputs_read2 = ps->inputs_read2;
}
uint64_t linked = outputs_written & inputs_read;
- uint32_t linked2 = outputs_written2 & inputs_read2;
key->opt.hw_vs.kill_outputs = ~linked & outputs_written;
- key->opt.hw_vs.kill_outputs2 = ~linked2 & outputs_written2;
}
/* Compute the key for the hw shader variant */
@@ -1846,7 +1841,7 @@ void si_init_shader_selector_async(void *job, int thread_index)
if (index >= SI_MAX_IO_GENERIC)
break;
/* fall through */
- case TGSI_SEMANTIC_CLIPDIST:
+ default:
id = si_shader_io_get_unique_index(name, index);
sel->outputs_written &= ~(1ull << id);
break;
@@ -1855,9 +1850,6 @@ void si_init_shader_selector_async(void *job, int thread_index)
case TGSI_SEMANTIC_CLIPVERTEX:
case TGSI_SEMANTIC_EDGEFLAG:
break;
- default:
- id = si_shader_io_get_unique_index2(name, index);
- sel->outputs_written2 &= ~(1u << id);
}
}
}
@@ -2003,18 +1995,13 @@ static void *si_create_shader_selector(struct pipe_context *ctx,
if (index >= SI_MAX_IO_GENERIC)
break;
/* fall through */
- case TGSI_SEMANTIC_POSITION:
- case TGSI_SEMANTIC_PSIZE:
- case TGSI_SEMANTIC_CLIPDIST:
+ default:
sel->outputs_written |=
1llu << si_shader_io_get_unique_index(name, index);
break;
case TGSI_SEMANTIC_CLIPVERTEX: /* ignore these */
case TGSI_SEMANTIC_EDGEFLAG:
break;
- default:
- sel->outputs_written2 |=
- 1u << si_shader_io_get_unique_index2(name, index);
}
}
sel->esgs_itemsize = util_last_bit64(sel->outputs_written) * 16;
@@ -2037,15 +2024,12 @@ static void *si_create_shader_selector(struct pipe_context *ctx,
if (index >= SI_MAX_IO_GENERIC)
break;
/* fall through */
- case TGSI_SEMANTIC_CLIPDIST:
+ default:
sel->inputs_read |=
1llu << si_shader_io_get_unique_index(name, index);
break;
case TGSI_SEMANTIC_PCOORD: /* ignore this */
break;
- default:
- sel->inputs_read2 |=
- 1u << si_shader_io_get_unique_index2(name, index);
}
}