diff options
author | marha <marha@users.sourceforge.net> | 2014-03-04 12:18:13 +0100 |
---|---|---|
committer | marha <marha@users.sourceforge.net> | 2014-03-04 12:23:48 +0100 |
commit | 45392e4a0642880b569ea5d4a350cdc395a2c7db (patch) | |
tree | c3c2a49de903a18c3f8e1bf79684c29337ebcf7c /mesalib/src/glsl/opt_vectorize.cpp | |
parent | 5ec0616d4e3c4c6095f4975abbe9c21e5b6af967 (diff) | |
parent | 321c01267ae1c446f1bd22b642567fcafa016c02 (diff) | |
download | vcxsrv-45392e4a0642880b569ea5d4a350cdc395a2c7db.tar.gz vcxsrv-45392e4a0642880b569ea5d4a350cdc395a2c7db.tar.bz2 vcxsrv-45392e4a0642880b569ea5d4a350cdc395a2c7db.zip |
Merge remote-tracking branch 'origin/released'
* origin/released:
libX11 libxcb mesa xserver xcb-proto xkeyboard-config git update 4 Mar 2014
Conflicts:
mesalib/src/mapi/glapi/glapi.h
mesalib/src/mapi/glapi/glthread.c
mesalib/src/mesa/drivers/dri/common/dri_util.c
mesalib/src/mesa/main/bufferobj.c
xorg-server/dix/dispatch.c
xorg-server/hw/xwin/glx/gen_gl_wrappers.py
xorg-server/hw/xwin/winmultiwindowwm.c
Diffstat (limited to 'mesalib/src/glsl/opt_vectorize.cpp')
-rw-r--r-- | mesalib/src/glsl/opt_vectorize.cpp | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/mesalib/src/glsl/opt_vectorize.cpp b/mesalib/src/glsl/opt_vectorize.cpp index 8ee81f1a3..13faac05e 100644 --- a/mesalib/src/glsl/opt_vectorize.cpp +++ b/mesalib/src/glsl/opt_vectorize.cpp @@ -82,6 +82,8 @@ public: virtual ir_visitor_status visit_enter(ir_assignment *); virtual ir_visitor_status visit_enter(ir_swizzle *); + virtual ir_visitor_status visit_enter(ir_dereference_array *); + virtual ir_visitor_status visit_enter(ir_expression *); virtual ir_visitor_status visit_enter(ir_if *); virtual ir_visitor_status visit_enter(ir_loop *); @@ -289,6 +291,33 @@ ir_vectorize_visitor::visit_enter(ir_swizzle *ir) return visit_continue; } +/* Upon entering an ir_array_dereference, remove the current assignment from + * further consideration. Since the index of an array dereference must scalar, + * we are not able to vectorize it. + * + * FINISHME: If all of scalar indices are identical we could vectorize. + */ +ir_visitor_status +ir_vectorize_visitor::visit_enter(ir_dereference_array *ir) +{ + this->current_assignment = NULL; + return visit_continue_with_parent; +} + +/** + * Upon entering an ir_expression, remove the current assignment from further + * consideration if the expression operates horizontally on vectors. + */ +ir_visitor_status +ir_vectorize_visitor::visit_enter(ir_expression *ir) +{ + if (ir->is_horizontal()) { + this->current_assignment = NULL; + return visit_continue_with_parent; + } + return visit_continue; +} + /* Since there is no statement to visit between the "then" and "else" * instructions try to vectorize before, in between, and after them to avoid * combining statements from different basic blocks. |