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intel/brw/xe2+: Double allowed SIMD width of FB write SEND messages.

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Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28306>
This commit is contained in:
Francisco Jerez 2022-07-19 16:46:02 -07:00 • committed by Jordan Justen
parent d96bfb160f
commit efc0601ddf
1 changed files with 9 additions and 3 deletions
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12
src/intel/compiler/brw_fs_lower_simd_width.cpp
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@ -315,9 +315,15 @@ brw_fs_get_lowered_simd_width(const fs_visitor *shader, const fs_inst *inst)
return devinfo->ver >= 20 ? 16 : 8;
case FS_OPCODE_FB_WRITE_LOGICAL:
/* Dual-source FB writes are unsupported in SIMD16 mode. */
return (inst->src[FB_WRITE_LOGICAL_SRC_COLOR1].file != BAD_FILE ?
8 : MIN2(16, inst->exec_size));
if (devinfo->ver >= 20) {
/* Dual-source FB writes are unsupported in SIMD32 mode. */
return (inst->src[FB_WRITE_LOGICAL_SRC_COLOR1].file != BAD_FILE ?
16 : MIN2(32, inst->exec_size));
} else {
/* Dual-source FB writes are unsupported in SIMD16 mode. */
return (inst->src[FB_WRITE_LOGICAL_SRC_COLOR1].file != BAD_FILE ?
8 : MIN2(16, inst->exec_size));
}
case FS_OPCODE_FB_READ_LOGICAL:
return MIN2(16, inst->exec_size);