Module: Mesa
Branch: master
Commit: 957a2014f9f3f9d7c3e53642dafcdc529eb0a466
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=957a2014f9f3f9d7c3e53642dafcdc529eb0a466

Author: Christoph Bumiller <[email protected]>
Date:   Thu Aug  1 20:56:21 2013 +0200

r600g: honour semantic index in fragment color exports

Signed-off-by: Marek Olšák <[email protected]>

---

 src/gallium/drivers/r600/r600_shader.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/gallium/drivers/r600/r600_shader.c 
b/src/gallium/drivers/r600/r600_shader.c
index dc44fae..37298cc 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -917,7 +917,7 @@ static int r600_shader_from_tgsi(struct r600_screen 
*rscreen,
        unsigned output_done, noutput;
        unsigned opcode;
        int i, j, k, r = 0;
-       int next_pixel_base = 0, next_pos_base = 60, next_param_base = 0;
+       int next_pos_base = 60, next_param_base = 0;
        /* Declarations used by llvm code */
        bool use_llvm = false;
        bool indirect_gprs;
@@ -1440,13 +1440,13 @@ static int r600_shader_from_tgsi(struct r600_screen 
*rscreen,
                case TGSI_PROCESSOR_FRAGMENT:
                        if (shader->output[i].name == TGSI_SEMANTIC_COLOR) {
                                /* never export more colors than the number of 
CBs */
-                               if (next_pixel_base && next_pixel_base >= 
key.nr_cbufs) {
+                               if (shader->output[i].sid >= key.nr_cbufs) {
                                        /* skip export */
                                        j--;
                                        continue;
                                }
                                output[j].swizzle_w = key.alpha_to_one ? 5 : 3;
-                               output[j].array_base = next_pixel_base++;
+                               output[j].array_base = shader->output[i].sid;
                                output[j].type = 
V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PIXEL;
                                shader->nr_ps_color_exports++;
                                if (shader->fs_write_all && 
(rscreen->chip_class >= EVERGREEN)) {
@@ -1461,7 +1461,7 @@ static int r600_shader_from_tgsi(struct r600_screen 
*rscreen,
                                                output[j].swizzle_w = 
key.alpha_to_one ? 5 : 3;
                                                output[j].burst_count = 1;
                                                output[j].barrier = 1;
-                                               output[j].array_base = 
next_pixel_base++;
+                                               output[j].array_base = k;
                                                output[j].op = CF_OP_EXPORT;
                                                output[j].type = 
V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PIXEL;
                                                shader->nr_ps_color_exports++;
@@ -1532,7 +1532,7 @@ static int r600_shader_from_tgsi(struct r600_screen 
*rscreen,
        }
 
        /* add fake pixel export */
-       if (ctx.type == TGSI_PROCESSOR_FRAGMENT && next_pixel_base == 0) {
+       if (ctx.type == TGSI_PROCESSOR_FRAGMENT && shader->nr_ps_color_exports 
== 0) {
                memset(&output[j], 0, sizeof(struct r600_bytecode_output));
                output[j].gpr = 0;
                output[j].elem_size = 3;

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