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broadcom/vc5: Add validation that we don't violate GFXH-1625 requirements.

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We don't use TMUWT yet, but we will once we do SSBOs.
This commit is contained in:
Eric Anholt 2018-04-25 16:16:27 -07:00
parent 57ceb95c84
commit 089c32eefd
1 changed files with 5 additions and 0 deletions
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5
src/broadcom/compiler/qpu_validate.c
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@ -247,6 +247,11 @@ qpu_validate_inst(struct v3d_qpu_validate_state *state, struct qinst *qinst)
if (v3d_qpu_sig_writes_address(devinfo, &inst->sig))
fail_instr(state, "RF write after THREND");
/* GFXH-1625: No TMUWT in the last instruction */
if (state->last_thrsw_ip - state->ip == 2 &&
inst->alu.add.op == V3D_QPU_A_TMUWT)
fail_instr(state, "TMUWT in last instruction");
}
if (inst->type == V3D_QPU_INSTR_TYPE_BRANCH) {