summaryrefslogtreecommitdiffstats
path: root/src/mesa/drivers/dri
diff options
context:
space:
mode:
authorEric Anholt <[email protected]>2009-08-11 16:40:20 -0700
committerEric Anholt <[email protected]>2009-08-12 12:43:43 -0700
commit4de8b8902f66843a99f5fb703658fecd5a117133 (patch)
tree28468d0006108f9f3897cc6717e63a1f998fb3bd /src/mesa/drivers/dri
parent0eb819a2d175cab139f8c672b6d44148b2c99a4e (diff)
i965: Drop code for emitting OPCODE_SUB, since brw_wm_fp.c makes it an ADD.
Diffstat (limited to 'src/mesa/drivers/dri')
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm_glsl.c21
1 files changed, 0 insertions, 21 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm_glsl.c b/src/mesa/drivers/dri/i965/brw_wm_glsl.c
index 5f49279f0e6..3a68e05173c 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_glsl.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_glsl.c
@@ -1208,24 +1208,6 @@ static void emit_arl(struct brw_wm_compile *c,
brw_set_saturate(p, 0);
}
-static void emit_sub(struct brw_wm_compile *c,
- const struct prog_instruction *inst)
-{
- struct brw_compile *p = &c->func;
- struct brw_reg src0, src1, dst;
- GLuint mask = inst->DstReg.WriteMask;
- int i;
- brw_set_saturate(p, (inst->SaturateMode != SATURATE_OFF) ? 1 : 0);
- for (i = 0 ; i < 4; i++) {
- if (mask & (1<<i)) {
- dst = get_dst_reg(c, inst, i);
- src0 = get_src_reg(c, inst, 0, i);
- src1 = get_src_reg_imm(c, inst, 1, i);
- brw_ADD(p, dst, src0, negate(src1));
- }
- }
- brw_set_saturate(p, 0);
-}
static void emit_mul(struct brw_wm_compile *c,
const struct prog_instruction *inst)
@@ -2861,9 +2843,6 @@ static void brw_wm_emit_glsl(struct brw_context *brw, struct brw_wm_compile *c)
case OPCODE_ARL:
emit_arl(c, inst);
break;
- case OPCODE_SUB:
- emit_sub(c, inst);
- break;
case OPCODE_FRC:
emit_frc(c, inst);
break;