diff options
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_draw_upload.c | 2 | ||||
| -rw-r--r-- | src/mesa/main/imports.c | 21 | ||||
| -rw-r--r-- | src/mesa/main/imports.h | 3 |
3 files changed, 25 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_draw_upload.c b/src/mesa/drivers/dri/i965/brw_draw_upload.c index 57ee294f0c..08741ad90f 100644 --- a/src/mesa/drivers/dri/i965/brw_draw_upload.c +++ b/src/mesa/drivers/dri/i965/brw_draw_upload.c @@ -414,7 +414,7 @@ GLboolean brw_upload_vertices( struct brw_context *brw, */ while (tmp) { - GLuint i = ffsll(tmp)-1; + GLuint i = _mesa_ffsll(tmp)-1; struct brw_vertex_element *input = &brw->vb.inputs[i]; tmp &= ~((GLuint64EXT)1<<i); diff --git a/src/mesa/main/imports.c b/src/mesa/main/imports.c index 996839a20e..ad77373075 100644 --- a/src/mesa/main/imports.c +++ b/src/mesa/main/imports.c @@ -574,6 +574,27 @@ _mesa_ffs(int i) #endif } +int +_mesa_ffsll(long long val) +{ +#ifdef ffsll + return ffsll(val); +#else + int bit; + + assert(sizeof(val) == 8); + + bit = ffs(val); + if (bit != 0) + return bit; + + bit = ffs(val >> 32); + if (bit != 0) + return 32 + bit; + + return 0; +#endif +} /** * Return number of bits set in given GLuint. diff --git a/src/mesa/main/imports.h b/src/mesa/main/imports.h index 19a9478f76..d9885dbeec 100644 --- a/src/mesa/main/imports.h +++ b/src/mesa/main/imports.h @@ -688,6 +688,9 @@ _mesa_pow(double x, double y); extern int _mesa_ffs(int i); +extern int +_mesa_ffsll(long long i); + extern unsigned int _mesa_bitcount(unsigned int n); |