Mesa (master): mesa/st: Make sure that prog_to_nir NIR gets freed.
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Thu Mar 14 23:21:28 UTC 2019
Module: Mesa
Branch: master
Commit: e0806c1ea079b1d78735290b0e24b02eb042b2c3
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=e0806c1ea079b1d78735290b0e24b02eb042b2c3
Author: Eric Anholt <eric at anholt.net>
Date: Tue Mar 12 17:07:16 2019 -0700
mesa/st: Make sure that prog_to_nir NIR gets freed.
GLSL NIR gets freed on relink by _mesa_delete_program(), but for ARB
programs we need to free the old NIR when PSN is used to set up new NIR in
the same gl_program. Additionally, set the base .nir field so that it
will get freed by _mesa_delete_program().
Fixes: 3d7611e9a6c6 ("st/nir: use NIR for asm programs")
Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
---
src/mesa/state_tracker/st_program.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/src/mesa/state_tracker/st_program.c b/src/mesa/state_tracker/st_program.c
index 7015e503d12..ebedf4daa21 100644
--- a/src/mesa/state_tracker/st_program.c
+++ b/src/mesa/state_tracker/st_program.c
@@ -579,8 +579,11 @@ st_translate_vertex_program(struct st_context *st,
nir_shader *nir =
st_translate_prog_to_nir(st, &stvp->Base, MESA_SHADER_VERTEX);
+ if (stvp->tgsi.ir.nir)
+ ralloc_free(stvp->tgsi.ir.nir);
stvp->tgsi.type = PIPE_SHADER_IR_NIR;
stvp->tgsi.ir.nir = nir;
+ stvp->Base.nir = nir;
return true;
}
@@ -763,8 +766,11 @@ st_translate_fragment_program(struct st_context *st,
nir_shader *nir =
st_translate_prog_to_nir(st, &stfp->Base, MESA_SHADER_FRAGMENT);
+ if (stfp->tgsi.ir.nir)
+ ralloc_free(stfp->tgsi.ir.nir);
stfp->tgsi.type = PIPE_SHADER_IR_NIR;
stfp->tgsi.ir.nir = nir;
+ stfp->Base.nir = nir;
return true;
}
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