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aco: Don't accept constants on p_bpermute.

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The sequence emitted for this pseudo instruction is not ready
to handle constants or literals at all.

Cc: mesa-stable
Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20293>
This commit is contained in:
Timur Kristóf 2022-12-13 10:45:48 +01:00 • committed by Marge Bot
parent 27b70f28d9
commit 614348f28b
1 changed files with 1 additions and 0 deletions
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src/amd/compiler/aco_optimizer.cpp
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@ -673,6 +673,7 @@ alu_can_accept_constant(aco_opcode opcode, unsigned operand)
case aco_opcode::v_readfirstlane_b32:
case aco_opcode::p_extract:
case aco_opcode::p_insert: return operand != 0;
case aco_opcode::p_bpermute:
case aco_opcode::p_interp_gfx11:
case aco_opcode::p_dual_src_export_gfx11: return false;
default: return true;