Mesa (master): r300g: Do not abort on fragment program compiler error

[Nicolai Hähnle]

Module: Mesa
Branch: master
Commit: 81e5188f66248424d54fcf1d85a81510694bd472
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=81e5188f66248424d54fcf1d85a81510694bd472

Author: Nicolai Hähnle <nhaehnle at gmail.com>
Date:   Sat Oct  3 19:20:31 2009 +0200

r300g: Do not abort on fragment program compiler error

Signed-off-by: Nicolai Hähnle <nhaehnle at gmail.com>

---

 src/gallium/drivers/r300/r300_fs.c |   11 ++++++++---
 src/gallium/drivers/r300/r300_fs.h |    2 +-
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/src/gallium/drivers/r300/r300_fs.c b/src/gallium/drivers/r300/r300_fs.c
index a0e848a..546ad54 100644
--- a/src/gallium/drivers/r300/r300_fs.c
+++ b/src/gallium/drivers/r300/r300_fs.c
@@ -126,9 +126,14 @@ void r300_translate_fragment_shader(struct r300_context* r300,
     /* Invoke the compiler */
     r3xx_compile_fragment_program(&compiler);
     if (compiler.Base.Error) {
-        /* Todo: Fail gracefully */
-        fprintf(stderr, "r300 FP: Compiler error\n");
-        abort();
+        /* Todo: Fallback to software rendering gracefully? */
+        fprintf(stderr, "r300 FP: Compiler error: %s\n", compiler.Base.ErrorMsg);
+
+        if (compiler.is_r500) {
+            memcpy(compiler.code, &r5xx_passthrough_fragment_shader, sizeof(r5xx_passthrough_fragment_shader));
+        } else {
+            memcpy(compiler.code, &r3xx_passthrough_fragment_shader, sizeof(r3xx_passthrough_fragment_shader));
+        }
     }
 
     /* And, finally... */
diff --git a/src/gallium/drivers/r300/r300_fs.h b/src/gallium/drivers/r300/r300_fs.h
index 9fab789..967e9f6 100644
--- a/src/gallium/drivers/r300/r300_fs.h
+++ b/src/gallium/drivers/r300/r300_fs.h
@@ -48,4 +48,4 @@ struct r300_fragment_shader {
 void r300_translate_fragment_shader(struct r300_context* r300,
                                     struct r300_fragment_shader* fs);
 
-    #endif /* R300_FS_H */
+#endif /* R300_FS_H */