From 43d80a3e20b2ac9b343d1b223eb2816e86248fe7 Mon Sep 17 00:00:00 2001 From: Hyunjun Ko Date: Mon, 22 Apr 2019 06:16:48 +0000 Subject: [PATCH] freedreno/ir3: adjust the bitsize of regs when an array loading. Signed-off-by: Rob Clark --- src/freedreno/ir3/ir3_context.c | 20 ++++++++++++++------ src/freedreno/ir3/ir3_context.h | 3 ++- 2 files changed, 16 insertions(+), 7 deletions(-) diff --git a/src/freedreno/ir3/ir3_context.c b/src/freedreno/ir3/ir3_context.c index 7cd87de..9999742 100644 --- a/src/freedreno/ir3/ir3_context.c +++ b/src/freedreno/ir3/ir3_context.c @@ -170,7 +170,7 @@ ir3_get_src(struct ir3_context *ctx, nir_src *src) for (unsigned i = 0; i < num_components; i++) { unsigned n = src->reg.base_offset * reg->num_components + i; compile_assert(ctx, n < arr->length); - value[i] = ir3_create_array_load(ctx, arr, n, addr); + value[i] = ir3_create_array_load(ctx, arr, n, addr, reg->bit_size); } return value; @@ -474,20 +474,28 @@ ir3_get_array(struct ir3_context *ctx, nir_register *reg) /* relative (indirect) if address!=NULL */ struct ir3_instruction * ir3_create_array_load(struct ir3_context *ctx, struct ir3_array *arr, int n, - struct ir3_instruction *address) + struct ir3_instruction *address, unsigned bitsize) { struct ir3_block *block = ctx->block; struct ir3_instruction *mov; struct ir3_register *src; + unsigned flags = 0; mov = ir3_instr_create(block, OPC_MOV); - mov->cat1.src_type = TYPE_U32; - mov->cat1.dst_type = TYPE_U32; + if (bitsize < 32) { + mov->cat1.src_type = TYPE_U16; + mov->cat1.dst_type = TYPE_U16; + flags |= IR3_REG_HALF; + } else { + mov->cat1.src_type = TYPE_U32; + mov->cat1.dst_type = TYPE_U32; + } + mov->barrier_class = IR3_BARRIER_ARRAY_R; mov->barrier_conflict = IR3_BARRIER_ARRAY_W; - ir3_reg_create(mov, 0, 0); + ir3_reg_create(mov, 0, flags); src = ir3_reg_create(mov, 0, IR3_REG_ARRAY | - COND(address, IR3_REG_RELATIV)); + COND(address, IR3_REG_RELATIV) | flags); src->instr = arr->last_write; src->size = arr->length; src->array.id = arr->id; diff --git a/src/freedreno/ir3/ir3_context.h b/src/freedreno/ir3/ir3_context.h index 26707b7..b0d3e98 100644 --- a/src/freedreno/ir3/ir3_context.h +++ b/src/freedreno/ir3/ir3_context.h @@ -163,7 +163,8 @@ struct ir3_instruction * ir3_get_predicate(struct ir3_context *ctx, void ir3_declare_array(struct ir3_context *ctx, nir_register *reg); struct ir3_array * ir3_get_array(struct ir3_context *ctx, nir_register *reg); struct ir3_instruction *ir3_create_array_load(struct ir3_context *ctx, - struct ir3_array *arr, int n, struct ir3_instruction *address); + struct ir3_array *arr, int n, struct ir3_instruction *address, + unsigned bitsize); void ir3_create_array_store(struct ir3_context *ctx, struct ir3_array *arr, int n, struct ir3_instruction *src, struct ir3_instruction *address); -- 2.7.4