diff options
| author | Francisco Jerez <currojerez@riseup.net> | 2017-01-09 16:43:24 -0800 |
|---|---|---|
| committer | Francisco Jerez <currojerez@riseup.net> | 2017-02-06 13:00:30 -0800 |
| commit | 001f42c64712b0d0b16467f89280da8d693bc756 (patch) | |
| tree | 5c83d17a8068ed31d7f3a911ab9404b8a9e5fe83 | |
| parent | 22d5e783082a0511a7a95e54fff6b6d8d8b126a9 (diff) | |
i965/fs: Fix FB read header setup for SIMD32.
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs.cpp | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp index 539b7cca5b6..8b09c4ba779 100644 --- a/src/mesa/drivers/dri/i965/brw_fs.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs.cpp @@ -3824,12 +3824,20 @@ 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 == 1) { + 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); + } else { + ubld.group(16, 0).MOV(header, retype(brw_vec8_grf(0, 0), + BRW_REGISTER_TYPE_UD)); + } inst->resize_sources(1); inst->src[0] = header; |