Mesa (master): vc4: Fix bus errors on dumping CL on hardware.

Eric Anholt anholt at kemper.freedesktop.org
Wed Jul 29 03:03:34 UTC 2015


Module: Mesa
Branch: master
Commit: b0193adbe9403545b0d9f7c7f24a1c30f1491a48
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=b0193adbe9403545b0d9f7c7f24a1c30f1491a48

Author: Eric Anholt <eric at anholt.net>
Date:   Mon Jul 27 23:15:39 2015 -0700

vc4: Fix bus errors on dumping CL on hardware.

The kernel can't fixup unaligned float traps for us, so deref as a
uint32_t first.

---

 src/gallium/drivers/vc4/vc4_cl_dump.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/vc4/vc4_cl_dump.c b/src/gallium/drivers/vc4/vc4_cl_dump.c
index 64de79c..e153a24 100644
--- a/src/gallium/drivers/vc4/vc4_cl_dump.c
+++ b/src/gallium/drivers/vc4/vc4_cl_dump.c
@@ -34,7 +34,7 @@ dump_float(void *cl, uint32_t offset, uint32_t hw_offset)
         void *f = cl + offset;
 
         fprintf(stderr, "0x%08x 0x%08x:      %f (0x%08x)\n",
-                offset, hw_offset, *(float *)f, *(uint32_t *)f);
+                offset, hw_offset, uif(*(uint32_t *)f), *(uint32_t *)f);
 }
 
 static void




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