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intel/eu/validate: Add validation for bfi2

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Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20527>
This commit is contained in:
Ian Romanick
2022-12-01 13:21:12 -08:00
committed by Marge Bot
parent f34821d998
commit 3a7c23973b
1 changed files with 37 additions and 0 deletions
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37
src/intel/compiler/brw_eu_validate.c
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@@ -2316,6 +2316,43 @@ instruction_restrictions(const struct brw_isa_info *isa,
"O, R, and U conditional modifiers should not be used.");
}
if (brw_inst_opcode(isa, inst) == BRW_OPCODE_BFI2) {
ERROR_IF(brw_inst_cond_modifier(devinfo, inst) != BRW_CONDITIONAL_NONE,
"BFI2 cannot have conditional modifier");
ERROR_IF(brw_inst_saturate(devinfo, inst),
"BFI2 cannot have saturate modifier");
enum brw_reg_type dst_type;
if (brw_inst_access_mode(devinfo, inst) == BRW_ALIGN_1)
dst_type = brw_inst_3src_a1_dst_type(devinfo, inst);
else
dst_type = brw_inst_3src_a16_dst_type(devinfo, inst);
ERROR_IF(dst_type != BRW_REGISTER_TYPE_D &&
dst_type != BRW_REGISTER_TYPE_UD,
"BFI2 destination type must be D or UD");
for (unsigned s = 0; s < 3; s++) {
enum brw_reg_type src_type;
if (brw_inst_access_mode(devinfo, inst) == BRW_ALIGN_1) {
switch (s) {
case 0: src_type = brw_inst_3src_a1_src0_type(devinfo, inst); break;
case 1: src_type = brw_inst_3src_a1_src1_type(devinfo, inst); break;
case 2: src_type = brw_inst_3src_a1_src2_type(devinfo, inst); break;
default: unreachable("invalid src");
}
} else {
src_type = brw_inst_3src_a16_src_type(devinfo, inst);
}
ERROR_IF(src_type != dst_type,
"BFI2 source type must match destination type");
}
}
return error_msg;
}