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Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_fs_generator.cpp')
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs_generator.cpp40
1 files changed, 0 insertions, 40 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_generator.cpp b/src/mesa/drivers/dri/i965/brw_fs_generator.cpp
index 397d825..353f35a 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_generator.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_generator.cpp
@@ -387,40 +387,6 @@ fs_generator::generate_blorp_fb_write(fs_inst *inst)
inst->header_present);
}
-/* Computes the integer pixel x,y values from the origin.
- *
- * This is the basis of gl_FragCoord computation, but is also used
- * pre-gen6 for computing the deltas from v0 for computing
- * interpolation.
- */
-void
-fs_generator::generate_pixel_xy(struct brw_reg dst, bool is_x)
-{
- struct brw_reg g1_uw = retype(brw_vec1_grf(1, 0), BRW_REGISTER_TYPE_UW);
- struct brw_reg src;
- struct brw_reg deltas;
-
- if (is_x) {
- src = stride(suboffset(g1_uw, 4), 2, 4, 0);
- deltas = brw_imm_v(0x10101010);
- } else {
- src = stride(suboffset(g1_uw, 5), 2, 4, 0);
- deltas = brw_imm_v(0x11001100);
- }
-
- if (dispatch_width == 16) {
- dst = vec16(dst);
- }
-
- /* We do this SIMD8 or SIMD16, but since the destination is UW we
- * don't do compression in the SIMD16 case.
- */
- brw_push_insn_state(p);
- brw_set_default_compression_control(p, BRW_COMPRESSION_NONE);
- brw_ADD(p, dst, src, deltas);
- brw_pop_insn_state(p);
-}
-
void
fs_generator::generate_linterp(fs_inst *inst,
struct brw_reg dst, struct brw_reg *src)
@@ -1949,12 +1915,6 @@ fs_generator::generate_code(const cfg_t *cfg, int dispatch_width)
generate_math_gen4(inst, dst, src[0]);
}
break;
- case FS_OPCODE_PIXEL_X:
- generate_pixel_xy(dst, true);
- break;
- case FS_OPCODE_PIXEL_Y:
- generate_pixel_xy(dst, false);
- break;
case FS_OPCODE_CINTERP:
brw_MOV(p, dst, src[0]);
break;