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turnip: assert valid vertex_flag reg

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If this somehow gets optimized out, the GS will run forever.

Signed-off-by: Rob Clark <robdclark@chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17341>
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Rob Clark 2022-07-01 14:29:53 -07:00 • committed by Marge Bot
parent e16c46c6a8
commit 62c5d428bc
1 changed files with 4 additions and 0 deletions
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4
src/freedreno/vulkan/tu_pipeline.c
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@ -1161,6 +1161,10 @@ tu6_emit_vpc(struct tu_cs *cs,
}
}
/* if vertex_flags somehow gets optimized out, your gonna have a bad time: */
if (gs)
assert(flags_regid != INVALID_REG);
tu_cs_emit_pkt4(cs, cfg->reg_sp_xs_primitive_cntl, 1);
tu_cs_emit(cs, A6XX_SP_VS_PRIMITIVE_CNTL_OUT(linkage.cnt) |
A6XX_SP_GS_PRIMITIVE_CNTL_FLAGS_REGID(flags_regid));