diff options
| author | Vadim Girlin <vadimgirlin@gmail.com> | 2012-04-09 19:35:40 +0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-04-20 17:44:06 +0100 |
| commit | 951b888be45539e5d5b535a5a393df719fae4172 (patch) | |
| tree | 8024fef7d70b1827d7c7d85683a9b1c3e7088230 | |
| parent | e382a0c14251a3000090ee75765f8d88d1b20409 (diff) | |
r600g: disable I2F conversion for InstanceID if integers are supported
Signed-off-by: Vadim Girlin <vadimgirlin@gmail.com>
Reviewed-by: Michel Dänzer <michel@daenzer.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | src/gallium/drivers/r600/r600_shader.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index 4932dcc6e5b..9d85de0f8ec 100644 --- a/src/gallium/drivers/r600/r600_shader.c +++ b/src/gallium/drivers/r600/r600_shader.c @@ -194,6 +194,7 @@ struct r600_shader_ctx { boolean clip_vertex_write; unsigned cv_output; int fragcoord_input; + int native_integers; }; struct r600_shader_tgsi_instruction { @@ -500,20 +501,22 @@ static int tgsi_declaration(struct r600_shader_ctx *ctx) case TGSI_FILE_SYSTEM_VALUE: if (d->Semantic.Name == TGSI_SEMANTIC_INSTANCEID) { - struct r600_bytecode_alu alu; - memset(&alu, 0, sizeof(struct r600_bytecode_alu)); + if (!ctx->native_integers) { + struct r600_bytecode_alu alu; + memset(&alu, 0, sizeof(struct r600_bytecode_alu)); - alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_INT_TO_FLT); - alu.src[0].sel = 0; - alu.src[0].chan = 3; + alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_INT_TO_FLT); + alu.src[0].sel = 0; + alu.src[0].chan = 3; - alu.dst.sel = 0; - alu.dst.chan = 3; - alu.dst.write = 1; - alu.last = 1; + alu.dst.sel = 0; + alu.dst.chan = 3; + alu.dst.write = 1; + alu.last = 1; - if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) - return r; + if ((r = r600_bytecode_add_alu(ctx->bc, &alu))) + return r; + } break; } else if (d->Semantic.Name == TGSI_SEMANTIC_VERTEXID) break; @@ -818,6 +821,8 @@ static int r600_shader_from_tgsi(struct r600_context * rctx, struct r600_pipe_sh ctx.bc = &shader->bc; ctx.shader = shader; + ctx.native_integers = (rctx->screen->glsl_feature_level >= 130); + r600_bytecode_init(ctx.bc, rctx->chip_class, rctx->family); ctx.tokens = tokens; tgsi_scan_shader(tokens, &ctx.info); |