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i965/fs: Don't fix_math_operand() on Gen >= 8. 

Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
This commit is contained in:
Matt Turner 2014-06-23 13:30:15 -07:00
parent b24e1cc604
commit 48f1143c64
1 changed files with 4 additions and 2 deletions
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6
src/mesa/drivers/dri/i965/brw_fs.cpp
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@ -1386,7 +1386,7 @@ fs_visitor::emit_math(enum opcode opcode, fs_reg dst, fs_reg src)
* Gen 6 hardware ignores source modifiers (negate and abs) on math
* instructions, so we also move to a temp to set those up.
*/
if (brw->gen >= 6)
if (brw->gen == 6 || brw->gen == 7)
src = fix_math_operand(src);
fs_inst *inst = emit(opcode, dst, src);
@ -1418,7 +1418,9 @@ fs_visitor::emit_math(enum opcode opcode, fs_reg dst, fs_reg src0, fs_reg src1)
return NULL;
}
if (brw->gen >= 6) {
if (brw->gen >= 8) {
inst = emit(opcode, dst, src0, src1);
} else if (brw->gen >= 6) {
src0 = fix_math_operand(src0);
src1 = fix_math_operand(src1);