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amd: Implement quad_vote intrinsics

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Co-authored-by: Daniel Schürmann <daniel@schuermann.dev>
Reviewed-by: Georg Lehmann <dadschoorse@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/218>
This commit is contained in:
Connor Abbott 2019-02-04 12:48:49 +01:00 • committed by Marge Bot
parent 1cfb0ae92c
commit 387e698bde
2 changed files with 25 additions and 0 deletions
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16
src/amd/compiler/aco_instruction_selection.cpp
View file

@ -8580,6 +8580,22 @@ visit_intrinsic(isel_context* ctx, nir_intrinsic_instr* instr)
set_wqm(ctx);
break;
}
case nir_intrinsic_quad_vote_any: {
Temp src = get_ssa_temp(ctx, instr->src[0].ssa);
src = bld.sop2(Builder::s_and, bld.def(bld.lm), bld.def(s1, scc), src, Operand(exec, bld.lm));
bld.sop1(Builder::s_wqm, Definition(get_ssa_temp(ctx, &instr->def)), bld.def(s1, scc), src);
set_wqm(ctx, true);
break;
}
case nir_intrinsic_quad_vote_all: {
Temp src = get_ssa_temp(ctx, instr->src[0].ssa);
src = bld.sop1(Builder::s_not, bld.def(bld.lm), bld.def(s1, scc), src);
src = bld.sop2(Builder::s_and, bld.def(bld.lm), bld.def(s1, scc), src, Operand(exec, bld.lm));
src = bld.sop1(Builder::s_wqm, bld.def(bld.lm), bld.def(s1, scc), src);
bld.sop1(Builder::s_not, Definition(get_ssa_temp(ctx, &instr->def)), bld.def(s1, scc), src);
set_wqm(ctx, true);
break;
}
case nir_intrinsic_reduce:
case nir_intrinsic_inclusive_scan:
case nir_intrinsic_exclusive_scan: {

9
src/amd/llvm/ac_nir_to_llvm.c
View file

@ -3374,6 +3374,15 @@ static bool visit_intrinsic(struct ac_nir_context *ctx, nir_intrinsic_instr *ins
result = ac_build_vote_any(&ctx->ac, get_src(ctx, instr->src[0]));
break;
}
case nir_intrinsic_quad_vote_any: {
result = ac_build_wqm_vote(&ctx->ac, get_src(ctx, instr->src[0]));
break;
}
case nir_intrinsic_quad_vote_all: {
LLVMValueRef src = LLVMBuildNot(ctx->ac.builder, get_src(ctx, instr->src[0]), "");
result = LLVMBuildNot(ctx->ac.builder, ac_build_wqm_vote(&ctx->ac, src), "");
break;
}
case nir_intrinsic_shuffle:
if (ctx->ac.gfx_level == GFX8 || ctx->ac.gfx_level == GFX9 ||
(ctx->ac.gfx_level >= GFX10 && ctx->ac.wave_size == 32)) {