diff options
Diffstat (limited to 'lib/i915/shaders/gpgpu/gpgpu_fill.gxa')
-rw-r--r-- | lib/i915/shaders/gpgpu/gpgpu_fill.gxa | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/lib/i915/shaders/gpgpu/gpgpu_fill.gxa b/lib/i915/shaders/gpgpu/gpgpu_fill.gxa new file mode 100644 index 00000000..34d473c1 --- /dev/null +++ b/lib/i915/shaders/gpgpu/gpgpu_fill.gxa @@ -0,0 +1,39 @@ +/* + * Registers + * g0 -- header + * g1 -- constant + * g2 -- calculate X/Y offset + * g4-g12 payload for write message + */ +define(`ORIG', `g2.0<2,2,1>UD') +define(`ORIG_X', `g2.0<1>UD') +define(`ORIG_Y', `g2.4<1>UD') +define(`COLOR', `g1.0') +define(`COLORUB', `COLOR<0,1,0>UB') +define(`COLORUD', `COLOR<0,1,0>UD') +define(`X', `g0.4<0,1,0>UD') +define(`Y', `g0.24<0,1,0>UD') + +mov(4) COLOR<1>UB COLORUB {align1}; + +/* WRITE */ +/* count thread group ID for X/Y offset */ +mul(1) ORIG_X X 0x10UD {align1}; +mov(1) ORIG_Y Y {align1}; +mov(8) g4.0<1>UD g0.0<8,8,1>UD {align1}; +mov(2) g4.0<1>UD ORIG {align1}; +/* Normal mode: for block height 1 row and block width 16 bytes */ +mov(1) g4.8<1>UD 0x0000000fUD {align1}; + +mov(16) g5.0<1>UD COLORUD {align1 compr}; + +/* + * write(0, 0, 10, 12) + * 10: media_block_write + * 12: data cache data port 1 + */ +send(16) 4 acc0<1>UW null write(0, 0, 10, 12) mlen 3 rlen 0 {align1}; + +/* EOT */ +mov(8) g112.0<1>UD g0.0<8,8,1>UD {align1}; +send(16) 112 null<1>UW null thread_spawner(0, 0, 1) mlen 1 rlen 0 {align1 EOT}; |