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panfrost/midgard: Make sure promote_fmov() only promotes 32-bit imovs

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mir_constant_float() assumes we're dealing with 32-bit integers/floats,
which is only the case if reg_mode is equal to midgard_reg_mode_32.

Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3478>
This commit is contained in:
Boris Brezillon 2020-01-20 15:55:21 +01:00 • committed by Marge Bot
parent 9566f26ed4
commit 6548d01b3d
1 changed files with 1 additions and 0 deletions
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src/panfrost/midgard/midgard_opt_float.c
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@ -56,6 +56,7 @@ midgard_opt_promote_fmov(compiler_context *ctx, midgard_block *block)
if (!ins->has_constants) continue;
if (mir_nontrivial_source2_mod_simple(ins)) continue;
if (mir_nontrivial_outmod(ins)) continue;
if (ins->alu.reg_mode != midgard_reg_mode_32) continue;
/* We found an imov with a constant. Check the constants */
bool ok = true;