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freedreno/ir3: split pre-coloring to it's own function

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Signed-off-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
Rob Clark 2019-10-22 09:22:58 -07:00 • committed by Rob Clark
parent 087ecd9ca5
commit 8449f6183f
1 changed files with 12 additions and 3 deletions
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15
src/freedreno/ir3/ir3_ra.c
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@ -1089,8 +1089,12 @@ ra_block_alloc(struct ir3_ra_ctx *ctx, struct ir3_block *block)
}
}
static int
ra_alloc(struct ir3_ra_ctx *ctx, struct ir3_instruction **precolor, unsigned nprecolor)
/* handle pre-colored registers. This includes "arrays" (which could be of
* length 1, used for phi webs lowered to registers in nir), as well as
* special shader input values that need to be pinned to certain registers.
*/
static void
ra_precolor(struct ir3_ra_ctx *ctx, struct ir3_instruction **precolor, unsigned nprecolor)
{
unsigned num_precolor = 0;
for (unsigned i = 0; i < nprecolor; i++) {
@ -1195,7 +1199,11 @@ retry:
ra_set_node_reg(ctx->g, name, reg);
}
}
}
static int
ra_alloc(struct ir3_ra_ctx *ctx)
{
if (!ra_allocate(ctx->g))
return -1;
@ -1217,7 +1225,8 @@ int ir3_ra(struct ir3_shader_variant *v, struct ir3_instruction **precolor, unsi
ra_init(&ctx);
ra_add_interference(&ctx);
ret = ra_alloc(&ctx, precolor, nprecolor);
ra_precolor(&ctx, precolor, nprecolor);
ret = ra_alloc(&ctx);
ra_destroy(&ctx);
return ret;