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-rw-r--r--src/gallium/drivers/r600/r600_pipe.c1
-rw-r--r--src/gallium/drivers/r600/r600_shader.c16
-rw-r--r--src/gallium/drivers/r600/r600d.h3
3 files changed, 18 insertions, 2 deletions
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index 832a2b2b606..52fe3c777b3 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -242,6 +242,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_INDEP_BLEND_ENABLE:
case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE:
case PIPE_CAP_DEPTH_CLAMP:
+ case PIPE_CAP_SHADER_STENCIL_EXPORT:
return 1;
/* Unsupported features (boolean caps). */
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 341800306d6..8930d4e1831 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -137,12 +137,17 @@ static void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shade
R_02880C_DB_SHADER_CONTROL,
S_02880C_Z_EXPORT_ENABLE(1),
S_02880C_Z_EXPORT_ENABLE(1), NULL);
+ if (rshader->output[i].name == TGSI_SEMANTIC_STENCIL)
+ r600_pipe_state_add_reg(rstate,
+ R_02880C_DB_SHADER_CONTROL,
+ S_02880C_STENCIL_REF_EXPORT_ENABLE(1),
+ S_02880C_STENCIL_REF_EXPORT_ENABLE(1), NULL);
}
exports_ps = 0;
num_cout = 0;
for (i = 0; i < rshader->noutput; i++) {
- if (rshader->output[i].name == TGSI_SEMANTIC_POSITION)
+ if (rshader->output[i].name == TGSI_SEMANTIC_POSITION || rshader->output[i].name == TGSI_SEMANTIC_STENCIL)
exports_ps |= 1;
else if (rshader->output[i].name == TGSI_SEMANTIC_COLOR) {
num_cout++;
@@ -628,7 +633,14 @@ int r600_shader_from_tgsi(const struct tgsi_token *tokens, struct r600_shader *s
} else if (shader->output[i].name == TGSI_SEMANTIC_POSITION) {
output[i].array_base = 61;
output[i].swizzle_x = 2;
- output[i].swizzle_y = output[i].swizzle_z = output[i].swizzle_w = 7;
+ output[i].swizzle_y = 7;
+ output[i].swizzle_z = output[i].swizzle_w = 7;
+ output[i].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PIXEL;
+ } else if (shader->output[i].name == TGSI_SEMANTIC_STENCIL) {
+ output[i].array_base = 61;
+ output[i].swizzle_x = 7;
+ output[i].swizzle_y = 1;
+ output[i].swizzle_z = output[i].swizzle_w = 7;
output[i].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PIXEL;
} else {
R600_ERR("unsupported fragment output name %d\n", shader->output[i].name);
diff --git a/src/gallium/drivers/r600/r600d.h b/src/gallium/drivers/r600/r600d.h
index a96d2ce26c1..f32f5286c95 100644
--- a/src/gallium/drivers/r600/r600d.h
+++ b/src/gallium/drivers/r600/r600d.h
@@ -667,6 +667,9 @@
#define S_02880C_Z_EXPORT_ENABLE(x) (((x) & 0x1) << 0)
#define G_02880C_Z_EXPORT_ENABLE(x) (((x) >> 0) & 0x1)
#define C_02880C_Z_EXPORT_ENABLE 0xFFFFFFFE
+#define S_02880C_STENCIL_REF_EXPORT_ENABLE(x) (((x) & 0x1) << 1)
+#define G_02880C_STENCIL_REF_EXPORT_ENABLE(x) (((x) >> 1) & 0x1)
+#define C_02880C_STENCIL_REF_EXPORT_ENABLE 0xFFFFFFFD
#define S_02880C_Z_ORDER(x) (((x) & 0x3) << 4)
#define G_02880C_Z_ORDER(x) (((x) >> 4) & 0x3)
#define C_02880C_Z_ORDER 0xFFFFFCFF