diff options
author | Michal Krol <michal@tungstengraphics.com> | 2008-08-19 11:47:30 +0200 |
---|---|---|
committer | Michal Krol <michal@tungstengraphics.com> | 2008-08-19 11:47:30 +0200 |
commit | 0d9d2045e86a249a36d8eeebf59979a162c164af (patch) | |
tree | d99eea2b0da2ce4844b687b8c84746a402e998ce /src/gallium/auxiliary/tgsi | |
parent | 7f2d349b2d27cb1f422677fdac1a9d92f61d8fce (diff) |
tgsi: Implement EXP opcode for SSE2.
Diffstat (limited to 'src/gallium/auxiliary/tgsi')
-rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_exec.c | 8 | ||||
-rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_sse2.c | 64 |
2 files changed, 53 insertions, 19 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c index b793e1ebae..d584a4e4fa 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_exec.c +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c @@ -1756,18 +1756,18 @@ exec_instruction( micro_flr( &r[1], &r[0] ); /* r1 = floor(r0) */ if (IS_CHANNEL_ENABLED( *inst, CHAN_X )) { micro_exp2( &r[2], &r[1] ); /* r2 = 2 ^ r1 */ - STORE( &r[2], 0, CHAN_X ); /* store r2 */ + STORE( &r[2], 0, CHAN_X ); /* store r2 */ } if (IS_CHANNEL_ENABLED( *inst, CHAN_Y )) { micro_sub( &r[2], &r[0], &r[1] ); /* r2 = r0 - r1 */ - STORE( &r[2], 0, CHAN_Y ); /* store r2 */ + STORE( &r[2], 0, CHAN_Y ); /* store r2 */ } if (IS_CHANNEL_ENABLED( *inst, CHAN_Z )) { micro_exp2( &r[2], &r[0] ); /* r2 = 2 ^ r0 */ - STORE( &r[2], 0, CHAN_Z ); /* store r2 */ + STORE( &r[2], 0, CHAN_Z ); /* store r2 */ } if (IS_CHANNEL_ENABLED( *inst, CHAN_W )) { - STORE( &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], 0, CHAN_W ); + STORE( &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], 0, CHAN_W ); } break; diff --git a/src/gallium/auxiliary/tgsi/tgsi_sse2.c b/src/gallium/auxiliary/tgsi/tgsi_sse2.c index ca48d422e0..684bc081e5 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_sse2.c +++ b/src/gallium/auxiliary/tgsi/tgsi_sse2.c @@ -61,6 +61,9 @@ #define CHAN_Z 2 #define CHAN_W 3 +#define TEMP_ONE_I TGSI_EXEC_TEMP_ONE_I +#define TEMP_ONE_C TGSI_EXEC_TEMP_ONE_C + #define TEMP_R0 TGSI_EXEC_TEMP_R0 #define TEMP_ADDR TGSI_EXEC_TEMP_ADDR @@ -958,8 +961,8 @@ emit_fetch( emit_tempf( func, xmm, - TGSI_EXEC_TEMP_ONE_I, - TGSI_EXEC_TEMP_ONE_C ); + TEMP_ONE_I, + TEMP_ONE_C ); break; default: @@ -1173,8 +1176,8 @@ emit_setcc( func, make_xmm( 0 ), get_temp( - TGSI_EXEC_TEMP_ONE_I, - TGSI_EXEC_TEMP_ONE_C ) ); + TEMP_ONE_I, + TEMP_ONE_C ) ); STORE( func, *inst, 0, 0, chan_index ); } } @@ -1243,8 +1246,8 @@ emit_instruction( emit_tempf( func, 0, - TGSI_EXEC_TEMP_ONE_I, - TGSI_EXEC_TEMP_ONE_C); + TEMP_ONE_I, + TEMP_ONE_C); if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) ) { STORE( func, *inst, 0, 0, CHAN_X ); } @@ -1329,7 +1332,38 @@ emit_instruction( break; case TGSI_OPCODE_EXP: - return 0; + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z )) { + FETCH( func, *inst, 0, 0, CHAN_X ); + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y )) { + emit_MOV( func, 1, 0 ); + emit_flr( func, 1 ); + /* dst.x = ex2(floor(src.x)) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X )) { + emit_MOV( func, 2, 1 ); + emit_ex2( func, 2 ); + STORE( func, *inst, 2, 0, CHAN_X ); + } + /* dst.y = src.x - floor(src.x) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y )) { + emit_MOV( func, 2, 0 ); + emit_sub( func, 2, 1 ); + STORE( func, *inst, 2, 0, CHAN_Y ); + } + } + /* dst.z = ex2(src.x) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z )) { + emit_ex2( func, 0 ); + STORE( func, *inst, 0, 0, CHAN_Z ); + } + } + /* dst.w = 1.0 */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W )) { + emit_tempf( func, 0, TEMP_ONE_I, TEMP_ONE_C ); + STORE( func, *inst, 0, 0, CHAN_W ); + } break; case TGSI_OPCODE_LOG: @@ -1399,8 +1433,8 @@ emit_instruction( emit_tempf( func, 0, - TGSI_EXEC_TEMP_ONE_I, - TGSI_EXEC_TEMP_ONE_C ); + TEMP_ONE_I, + TEMP_ONE_C ); STORE( func, *inst, 0, 0, CHAN_X ); } IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) { @@ -1603,8 +1637,8 @@ emit_instruction( emit_tempf( func, 0, - TGSI_EXEC_TEMP_ONE_I, - TGSI_EXEC_TEMP_ONE_C ); + TEMP_ONE_I, + TEMP_ONE_C ); STORE( func, *inst, 0, 0, CHAN_W ); } break; @@ -1731,8 +1765,8 @@ emit_instruction( emit_tempf( func, 0, - TGSI_EXEC_TEMP_ONE_I, - TGSI_EXEC_TEMP_ONE_C ); + TEMP_ONE_I, + TEMP_ONE_C ); FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { STORE( func, *inst, 0, 0, chan_index ); } @@ -1820,8 +1854,8 @@ emit_instruction( emit_tempf( func, 0, - TGSI_EXEC_TEMP_ONE_I, - TGSI_EXEC_TEMP_ONE_C ); + TEMP_ONE_I, + TEMP_ONE_C ); STORE( func, *inst, 0, 0, CHAN_W ); } break; |