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nir: Use pointers for nir_src_copy and nir_dest_copy

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This avoids the overhead of copying structures and better matches the newly
added nir_alu_src_copy and nir_alu_dest_copy.

Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Connor Abbott <cwabbott0@gmail.com>
This commit is contained in:
Jason Ekstrand
2015-01-23 16:57:40 -08:00
parent 9f5fee8804
commit 27c6e3e4ca
10 changed files with 47 additions and 53 deletions
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8
src/glsl/nir/nir_lower_io.c
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@@ -148,8 +148,8 @@ get_io_offset(nir_deref_var *deref, nir_instr *instr, nir_src *indirect,
nir_op_imul);
mul->src[0].src.is_ssa = true;
mul->src[0].src.ssa = &load_const->def;
mul->src[1].src = nir_src_copy(deref_array->indirect,
state->mem_ctx);
nir_src_copy(&mul->src[1].src, &deref_array->indirect,
state->mem_ctx);
mul->dest.write_mask = 1;
nir_ssa_dest_init(&mul->instr, &mul->dest.dest, 1, NULL);
nir_instr_insert_before(instr, &mul->instr);
@@ -239,7 +239,7 @@ nir_lower_io_block(nir_block *block, void *void_state)
nir_src_for_ssa(&load->dest.ssa),
state->mem_ctx);
} else {
load->dest = nir_dest_copy(intrin->dest, state->mem_ctx);
nir_dest_copy(&load->dest, &intrin->dest, state->mem_ctx);
}
nir_instr_insert_before(&intrin->instr, &load->instr);
@@ -272,7 +272,7 @@ nir_lower_io_block(nir_block *block, void *void_state)
store->const_index[0] = offset;
store->const_index[1] = 1;
store->src[0] = nir_src_copy(intrin->src[0], state->mem_ctx);
nir_src_copy(&store->src[0], &intrin->src[0], state->mem_ctx);
if (has_indirect)
store->src[1] = indirect;