diff options
| author | Ben Widawsky <[email protected]> | 2011-06-16 16:53:04 -0700 |
|---|---|---|
| committer | Ben Widawsky <[email protected]> | 2011-06-27 14:21:22 -0700 |
| commit | 6750226e6d915742ebf96bae2cfcdd287b85db35 (patch) | |
| tree | 50e80d9354987b58e47e136e1d3fd49945028f9d /src | |
| parent | d2c6cef18aa37d197eb323a0795969d271d02819 (diff) | |
i965: step message register allocation
The system routine requires m0 be reserved for saving off architectural
state. Moved the allocation to start at 2 instead of 0.
Signed-off-by: Ben Widawsky <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs_visitor.cpp | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp index 6116b1081e8..2704f06ceb3 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp @@ -1622,7 +1622,7 @@ fs_visitor::emit_dummy_fs() fs_inst *write; write = emit(FS_OPCODE_FB_WRITE, fs_reg(0), fs_reg(0)); - write->base_mrf = 0; + write->base_mrf = 2; } /* The register location here is relative to the start of the URB @@ -1783,7 +1783,7 @@ fs_visitor::emit_fb_writes() { this->current_annotation = "FB write header"; GLboolean header_present = GL_TRUE; - int nr = 0; + int nr = 2; int reg_width = c->dispatch_width / 8; if (intel->gen >= 6 && @@ -1793,7 +1793,7 @@ fs_visitor::emit_fb_writes() } if (header_present) { - /* m0, m1 header */ + /* m2, m3 header */ nr += 2; } @@ -1862,7 +1862,7 @@ fs_visitor::emit_fb_writes() fs_inst *inst = emit(FS_OPCODE_FB_WRITE); inst->target = target; - inst->base_mrf = 0; + inst->base_mrf = 2; inst->mlen = nr; if (target == c->key.nr_color_regions - 1) inst->eot = true; @@ -1880,7 +1880,7 @@ fs_visitor::emit_fb_writes() } fs_inst *inst = emit(FS_OPCODE_FB_WRITE); - inst->base_mrf = 0; + inst->base_mrf = 2; inst->mlen = nr; inst->eot = true; inst->header_present = header_present; |