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authorFrancisco Jerez <[email protected]>2017-01-09 16:43:24 -0800
committerJason Ekstrand <[email protected]>2018-06-28 13:19:38 -0700
commit2aefa5e19fc09b95affa7e61d162a6b95bfacd92 (patch)
treed58b7056ef43ef860d57ca7f2da7039fbe4f2d81 /src/intel/compiler/brw_fs.cpp
parente06f5b30cc2c6b8552dcd62633ad199ce294b4ba (diff)
intel/fs: Fix FB read header setup for SIMD32.
Reviewed-by: Jason Ekstrand <[email protected]> Reviewed-by: Matt Turner <[email protected]>
Diffstat (limited to 'src/intel/compiler/brw_fs.cpp')
-rw-r--r--src/intel/compiler/brw_fs.cpp17
1 files changed, 13 insertions, 4 deletions
diff --git a/src/intel/compiler/brw_fs.cpp b/src/intel/compiler/brw_fs.cpp
index a63581b1ee5..07be2e3da42 100644
--- a/src/intel/compiler/brw_fs.cpp
+++ b/src/intel/compiler/brw_fs.cpp
@@ -4187,12 +4187,21 @@ lower_fb_write_logical_send(const fs_builder &bld, fs_inst *inst,
static void
lower_fb_read_logical_send(const fs_builder &bld, fs_inst *inst)
{
- const fs_builder &ubld = bld.exec_all();
+ const fs_builder &ubld = bld.exec_all().group(8, 0);
const unsigned length = 2;
- const fs_reg header = ubld.group(8, 0).vgrf(BRW_REGISTER_TYPE_UD, length);
+ const fs_reg header = ubld.vgrf(BRW_REGISTER_TYPE_UD, length);
- ubld.group(16, 0)
- .MOV(header, retype(brw_vec8_grf(0, 0), BRW_REGISTER_TYPE_UD));
+ if (bld.group() < 16) {
+ ubld.group(16, 0).MOV(header, retype(brw_vec8_grf(0, 0),
+ BRW_REGISTER_TYPE_UD));
+ } else {
+ assert(bld.group() < 32);
+ const fs_reg header_sources[] = {
+ retype(brw_vec8_grf(0, 0), BRW_REGISTER_TYPE_UD),
+ retype(brw_vec8_grf(2, 0), BRW_REGISTER_TYPE_UD)
+ };
+ ubld.LOAD_PAYLOAD(header, header_sources, ARRAY_SIZE(header_sources), 0);
+ }
inst->resize_sources(1);
inst->src[0] = header;