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nir: Invalidate live SSA def information when making new SSA defs.

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Noted by @jekstrand in review of the SSA live index changes.

Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6408>
This commit is contained in:
Eric Anholt
2020-08-26 13:09:09 -07:00
committed by Marge Bot
parent d3b652f13d
commit 5d2b2b59c4
1 changed files with 4 additions and 0 deletions
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4
src/compiler/nir/nir.c
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@@ -801,6 +801,8 @@ add_ssa_def_cb(nir_ssa_def *def, void *state)
nir_cf_node_get_function(&instr->block->cf_node);
def->index = impl->ssa_alloc++;
impl->valid_metadata &= ~nir_metadata_live_ssa_defs;
}
return true;
@@ -1503,6 +1505,8 @@ nir_ssa_def_init(nir_instr *instr, nir_ssa_def *def,
nir_cf_node_get_function(&instr->block->cf_node);
def->index = impl->ssa_alloc++;
impl->valid_metadata &= ~nir_metadata_live_ssa_defs;
} else {
def->index = UINT_MAX;
}