diff options
| author | Eric Anholt <eric@anholt.net> | 2010-03-19 11:44:43 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2010-03-22 15:04:46 -0700 |
| commit | 8a998342c6bf591f1969b432bdda1732d480ee56 (patch) | |
| tree | 681c3ab2df1d2c1a1dcabc10c9e35e81409681bb /src | |
| parent | ef2664da6c4db1b52ef351641e3ee949b87f9c7b (diff) | |
i965: Optimize OPCODE_CMP by using BRW_SEL to choose results.
Tested with piglit glsl-fs-sqrt-branch, fp-cmp.vpfp.
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_wm_emit.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm_emit.c b/src/mesa/drivers/dri/i965/brw_wm_emit.c index 1869fd06d5..5abc0672f3 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_emit.c +++ b/src/mesa/drivers/dri/i965/brw_wm_emit.c @@ -620,14 +620,10 @@ void emit_cmp(struct brw_compile *p, for (i = 0; i < 4; i++) { if (mask & (1<<i)) { - brw_set_saturate(p, (mask & SATURATE) ? 1 : 0); - brw_MOV(p, dst[i], arg2[i]); - brw_set_saturate(p, 0); - brw_CMP(p, brw_null_reg(), BRW_CONDITIONAL_L, arg0[i], brw_imm_f(0)); brw_set_saturate(p, (mask & SATURATE) ? 1 : 0); - brw_MOV(p, dst[i], arg1[i]); + brw_SEL(p, dst[i], arg1[i], arg2[i]); brw_set_saturate(p, 0); brw_set_predicate_control_flag_value(p, 0xff); } |