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| author | Jason Ekstrand <jason.ekstrand@intel.com> | 2016-06-01 15:01:04 -0700 |
|---|---|---|
| committer | Jason Ekstrand <jason.ekstrand@intel.com> | 2016-06-01 16:00:44 -0700 |
| commit | 1205999c229b8e67af39fb9875bd87bc0a1404eb (patch) | |
| tree | 9c2728008b24316624b6730daa50ea5a936a79e6 /src/mesa/drivers/dri/i965/brw_fs.cpp | |
| parent | 8d4f4adfbd5b2f23cb2a6a1f77f79a23d3f2b035 (diff) | |
| download | external_mesa3d-1205999c229b8e67af39fb9875bd87bc0a1404eb.zip external_mesa3d-1205999c229b8e67af39fb9875bd87bc0a1404eb.tar.gz external_mesa3d-1205999c229b8e67af39fb9875bd87bc0a1404eb.tar.bz2 | |
i965/fs: Copy the offset when lowering logical pull constant sends
This fixes 64 Vulkan CTS tests per gen
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=96299
Reviewed-by: Francisco Jerez <currojerez@riseup.net>
Cc: "12.0" <mesa-stable@lists.freedesktop.org>
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_fs.cpp')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp index 00d937e..bd026de 100644 --- a/src/mesa/drivers/dri/i965/brw_fs.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs.cpp @@ -4448,6 +4448,14 @@ lower_varying_pull_constant_logical_send(const fs_builder &bld, fs_inst *inst) const brw_device_info *devinfo = bld.shader->devinfo; if (devinfo->gen >= 7) { + /* We are switching the instruction from an ALU-like instruction to a + * send-from-grf instruction. Since sends can't handle strides or + * source modifiers, we have to make a copy of the offset source. + */ + fs_reg tmp = bld.vgrf(BRW_REGISTER_TYPE_UD); + bld.MOV(tmp, inst->src[1]); + inst->src[1] = tmp; + inst->opcode = FS_OPCODE_VARYING_PULL_CONSTANT_LOAD_GEN7; } else { |