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vc4: Drop an unused algebraic op. 

NIR now handles this optimization for us.
This commit is contained in:
Eric Anholt 2015-08-18 20:18:51 -07:00
parent 98728ce071
commit fd74da11c4
1 changed files with 0 additions and 9 deletions
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9
src/gallium/drivers/vc4/vc4_opt_algebraic.c
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@ -143,15 +143,6 @@ qir_opt_algebraic(struct vc4_compile *c)
case QOP_SEL_X_Y_ZC:
case QOP_SEL_X_Y_NS:
case QOP_SEL_X_Y_NC:
if (qir_reg_equals(inst->src[0], inst->src[1])) {
/* Turn "dst = (sf == x) ? a : a)" into
* "dst = a"
*/
replace_with_mov(c, inst, inst->src[1]);
progress = true;
break;
}
if (is_zero(c, inst->src[1])) {
/* Replace references to a 0 uniform value
* with the SEL_X_0 equivalent.