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authorMichel Dänzer <[email protected]>2014-10-06 17:05:38 +0900
committerMichel Dänzer <[email protected]>2014-10-07 12:07:13 +0900
commitbe0a994fb8689131bf6a717c1e6fa5a42c3d4657 (patch)
tree0fc9e4341edd3a3508644bf4f3284a9346f2fa8a /src/gallium/drivers
parentf358462640beb7660b9ce2a31d5367fc33421ee1 (diff)
radeonsi: Use dummy pixel shader if compilation of the real shader failed
Instead of crashing. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=79155#c5 Reviewed-by: Marek Olšák <[email protected]>
Diffstat (limited to 'src/gallium/drivers')
-rw-r--r--src/gallium/drivers/radeonsi/si_state.c18
-rw-r--r--src/gallium/drivers/radeonsi/si_state.h1
-rw-r--r--src/gallium/drivers/radeonsi/si_state_draw.c10
3 files changed, 22 insertions, 7 deletions
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index 57bfa591c56..0166798c0e2 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -2373,6 +2373,16 @@ static void si_bind_gs_shader(struct pipe_context *ctx, void *state)
sctx->gs_shader = sel;
}
+void si_make_dummy_ps(struct si_context *sctx)
+{
+ if (!sctx->dummy_pixel_shader) {
+ sctx->dummy_pixel_shader =
+ util_make_fragment_cloneinput_shader(&sctx->b.b, 0,
+ TGSI_SEMANTIC_GENERIC,
+ TGSI_INTERPOLATE_CONSTANT);
+ }
+}
+
static void si_bind_ps_shader(struct pipe_context *ctx, void *state)
{
struct si_context *sctx = (struct si_context *)ctx;
@@ -2384,13 +2394,7 @@ static void si_bind_ps_shader(struct pipe_context *ctx, void *state)
/* use a dummy shader if binding a NULL shader */
if (!sel) {
- if (!sctx->dummy_pixel_shader) {
- sctx->dummy_pixel_shader =
- util_make_fragment_cloneinput_shader(&sctx->b.b, 0,
- TGSI_SEMANTIC_GENERIC,
- TGSI_INTERPOLATE_CONSTANT);
- }
-
+ si_make_dummy_ps(sctx);
sel = sctx->dummy_pixel_shader;
}
diff --git a/src/gallium/drivers/radeonsi/si_state.h b/src/gallium/drivers/radeonsi/si_state.h
index 7b6de6b663b..f70bddfb8ec 100644
--- a/src/gallium/drivers/radeonsi/si_state.h
+++ b/src/gallium/drivers/radeonsi/si_state.h
@@ -257,6 +257,7 @@ boolean si_is_format_supported(struct pipe_screen *screen,
unsigned usage);
int si_shader_select(struct pipe_context *ctx,
struct si_shader_selector *sel);
+void si_make_dummy_ps(struct si_context *sctx);
void si_init_state_functions(struct si_context *sctx);
void si_init_config(struct si_context *sctx);
unsigned cik_bank_wh(unsigned bankwh);
diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c b/src/gallium/drivers/radeonsi/si_state_draw.c
index e8d84a90d57..c9e4353c3a4 100644
--- a/src/gallium/drivers/radeonsi/si_state_draw.c
+++ b/src/gallium/drivers/radeonsi/si_state_draw.c
@@ -662,6 +662,16 @@ static void si_update_derived_state(struct si_context *sctx)
si_shader_select(ctx, sctx->ps_shader);
+ if (!sctx->ps_shader->current) {
+ struct si_shader_selector *sel;
+
+ /* use a dummy shader if compiling the shader (variant) failed */
+ si_make_dummy_ps(sctx);
+ sel = sctx->dummy_pixel_shader;
+ si_shader_select(ctx, sel);
+ sctx->ps_shader->current = sel->current;
+ }
+
if (!sctx->ps_shader->current->pm4)
si_shader_ps(ctx, sctx->ps_shader->current);