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i965/fs: Pass current execution size to brw_IF() and brw_DO(). 

This gets IF and DO instructions working in SIMD32 programs.  brw_IF()
and brw_DO() should probably behave in the same way as other generator
functions that emit control flow instructions and just figure out the
right execution size by themselves from the current execution controls
specified through the brw_codegen argument.  Changing that will
require updating lots of Gen4-5 clipper code though, so for the moment
just pass the current value redundantly from the FS generator.

Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
This commit is contained in:
Francisco Jerez 2016-05-18 19:36:03 -07:00
parent fdae8b9f91
commit 8ef5637729
1 changed files with 2 additions and 2 deletions
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4
src/mesa/drivers/dri/i965/brw_fs_generator.cpp
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@ -1774,7 +1774,7 @@ fs_generator::generate_code(const cfg_t *cfg, int dispatch_width)
assert(devinfo->gen == 6);
gen6_IF(p, inst->conditional_mod, src[0], src[1]);
} else {
brw_IF(p, dispatch_width == 16 ? BRW_EXECUTE_16 : BRW_EXECUTE_8);
brw_IF(p, brw_inst_exec_size(devinfo, p->current));
}
break;
@ -1786,7 +1786,7 @@ fs_generator::generate_code(const cfg_t *cfg, int dispatch_width)
break;
case BRW_OPCODE_DO:
brw_DO(p, dispatch_width == 16 ? BRW_EXECUTE_16 : BRW_EXECUTE_8);
brw_DO(p, brw_inst_exec_size(devinfo, p->current));
break;
case BRW_OPCODE_BREAK: