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amd/common: add support for AMD_shader_ballot functions 

Reviewed-by: Connor Abbott <cwabbott0@gmail.com>
This commit is contained in:
Daniel Schürmann 2018-05-09 20:42:09 +02:00 committed by Connor Abbott
parent 7a858f274c
commit deedc0b31d
1 changed files with 20 additions and 0 deletions
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20
src/amd/common/ac_nir_to_llvm.c
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@ -3458,6 +3458,26 @@ static void visit_intrinsic(struct ac_nir_context *ctx,
case nir_intrinsic_quad_swap_diagonal:
result = ac_build_quad_swizzle(&ctx->ac, get_src(ctx, instr->src[0]), 3, 2, 1 ,0);
break;
case nir_intrinsic_quad_swizzle_amd: {
uint32_t mask = nir_intrinsic_swizzle_mask(instr);
result = ac_build_quad_swizzle(&ctx->ac, get_src(ctx, instr->src[0]),
mask & 0x3, (mask >> 2) & 0x3,
(mask >> 4) & 0x3, (mask >> 6) & 0x3);
break;
}
case nir_intrinsic_masked_swizzle_amd: {
uint32_t mask = nir_intrinsic_swizzle_mask(instr);
result = ac_build_ds_swizzle(&ctx->ac, get_src(ctx, instr->src[0]), mask);
break;
}
case nir_intrinsic_write_invocation_amd:
result = ac_build_writelane(&ctx->ac, get_src(ctx, instr->src[0]),
get_src(ctx, instr->src[1]),
get_src(ctx, instr->src[2]));
break;
case nir_intrinsic_mbcnt_amd:
result = ac_build_mbcnt(&ctx->ac, get_src(ctx, instr->src[0]));
break;
default:
fprintf(stderr, "Unknown intrinsic: ");
nir_print_instr(&instr->instr, stderr);