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pan/bi: Add bi_branch, bi_jump helpers

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Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8135>
This commit is contained in:
Alyssa Rosenzweig 2020-12-16 12:58:35 -05:00 • committed by Marge Bot
parent 0f6e317045
commit 239ef52216
1 changed files with 18 additions and 0 deletions
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18
src/panfrost/bifrost/bifrost_compile.c
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@ -3743,6 +3743,24 @@ bi_set_branch_cond(bi_instruction *branch, nir_src *cond, bool invert)
branch->cond = invert ? BI_COND_EQ : BI_COND_NE;
}
/* Emits a direct branch based on a given condition. TODO: try to unwrap the
* condition to optimize */
static bi_instr *
bi_branch(bi_builder *b, nir_src *condition, bool invert)
{
return bi_branchz_i32_to(b, bi_null(), bi_src_index(condition),
bi_zero(), invert ? BI_CMPF_EQ : BI_CMPF_NE);
}
static bi_instr *
bi_jump(bi_builder *b, bi_block *target)
{
bi_instr *I = bi_jump_to(b, bi_null(), bi_zero());
I->branch_target = target;
return I;
}
static void
emit_if(bi_context *ctx, nir_if *nif)
{