[Mesa-dev] [PATCH 04/18] radeonsi: use get_resinfo diretly in lower_gather4_integer

[Marek Olšák]

From: Marek Olšák <marek.olsak at amd.com>

---
 .../drivers/radeonsi/si_shader_tgsi_mem.c     | 25 +++++++++----------
 1 file changed, 12 insertions(+), 13 deletions(-)

diff --git a/src/gallium/drivers/radeonsi/si_shader_tgsi_mem.c b/src/gallium/drivers/radeonsi/si_shader_tgsi_mem.c
index 40211837186..668238b1012 100644
--- a/src/gallium/drivers/radeonsi/si_shader_tgsi_mem.c
+++ b/src/gallium/drivers/radeonsi/si_shader_tgsi_mem.c
@@ -1323,45 +1323,44 @@ si_lower_gather4_integer(struct si_shader_context *ctx,
 		formats = LLVMBuildSelect(builder, wa_8888, wa_formats, formats, "");
 		args->resource = LLVMBuildInsertElement(
 			builder, args->resource, formats, ctx->i32_1, "");
 	}
 
 	if (target == TGSI_TEXTURE_RECT ||
 	    target == TGSI_TEXTURE_SHADOWRECT) {
 		assert(!wa_8888);
 		half_texel[0] = half_texel[1] = LLVMConstReal(ctx->f32, -0.5);
 	} else {
-		struct tgsi_full_instruction txq_inst = {};
-		struct ac_image_args txq_args = {};
-		struct lp_build_emit_data txq_emit_data = {};
+		struct ac_image_args resinfo = {};
 		struct lp_build_if_state if_ctx;
 
 		if (wa_8888) {
 			/* Skip the texture size query entirely if we don't need it. */
 			lp_build_if(&if_ctx, &ctx->gallivm, LLVMBuildNot(builder, wa_8888, ""));
 		}
 
 		/* Query the texture size. */
-		txq_inst.Texture.Texture = target;
-		txq_emit_data.inst = &txq_inst;
-		txq_emit_data.dst_type = ctx->v4i32;
-		txq_args.resource = args->resource;
-		txq_args.sampler = args->sampler;
-		txq_args.lod = ctx->ac.i32_0;
-		txq_args.dmask = 0xf;
-		set_tex_fetch_args(ctx, &txq_emit_data, &txq_args, target);
-		txq_emit(NULL, &ctx->bld_base, &txq_emit_data);
+		resinfo.opcode = ac_image_get_resinfo;
+		resinfo.dim = ac_texture_dim_from_tgsi_target(ctx->screen, target);
+		resinfo.resource = args->resource;
+		resinfo.sampler = args->sampler;
+		resinfo.lod = ctx->ac.i32_0;
+		resinfo.dmask = 0xf;
+
+		LLVMValueRef texsize =
+			fix_resinfo(ctx, target,
+				    ac_build_image_opcode(&ctx->ac, &resinfo));
 
 		/* Compute -0.5 / size. */
 		for (unsigned c = 0; c < 2; c++) {
 			half_texel[c] =
-				LLVMBuildExtractElement(builder, txq_emit_data.output[0],
+				LLVMBuildExtractElement(builder, texsize,
 							LLVMConstInt(ctx->i32, c, 0), "");
 			half_texel[c] = LLVMBuildUIToFP(builder, half_texel[c], ctx->f32, "");
 			half_texel[c] = ac_build_fdiv(&ctx->ac, ctx->ac.f32_1, half_texel[c]);
 			half_texel[c] = LLVMBuildFMul(builder, half_texel[c],
 						      LLVMConstReal(ctx->f32, -0.5), "");
 		}
 
 		if (wa_8888) {
 			lp_build_endif(&if_ctx);
 
-- 
2.17.1