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brw/builder: Add BFN

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Reviewed-by: Matt Turner <mattst88@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37186>
This commit is contained in:
Ian Romanick
2025-06-10 18:57:00 -07:00
committed by Marge Bot
parent a947e0c4db
commit fb193ac190
1 changed files with 26 additions and 0 deletions
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src/intel/compiler/brw/brw_builder.h
+26
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@@ -667,6 +667,32 @@ public:
return alu2(BRW_OPCODE_ADD, src0, src1, out);
}
brw_inst *
BFN(const brw_reg &dst, const brw_reg &src0, const brw_reg &src1,
const brw_reg &src2, unsigned table_byte) const
{
brw_inst *inst = brw_new_inst(*shader, BRW_OPCODE_BFN, dispatch_width(),
dst, 4);
inst->src[0] = fix_3src_operand(src0);
inst->src[1] = fix_3src_operand(src1);
inst->src[2] = fix_3src_operand(src2);
inst->src[3] = brw_imm_ud(table_byte);
return emit(inst);
}
brw_reg
BFN(const brw_reg &src0, const brw_reg &src1, const brw_reg &src2,
unsigned table_byte, brw_inst **out = NULL) const
{
brw_reg dst = vgrf(src0.type);
emit_undef_for_partial_reg(dst);
brw_inst *inst = BFN(dst, src0, src1, src2, table_byte);
if (out) *out = inst;
return inst->dst;
}
/**
* CMP: Sets the low bit of the destination channels with the result
* of the comparison, while the upper bits are undefined, and updates