diff options
| author | Ben Skeggs <[email protected]> | 2008-06-07 12:55:06 +1000 |
|---|---|---|
| committer | Ben Skeggs <[email protected]> | 2008-06-29 15:46:14 +1000 |
| commit | b4f7463585071236d633e4c857dbbdf67b03dc94 (patch) | |
| tree | 111bb79c118ebcc65713b7a365a09b32df035b5e /src/gallium/drivers/nv50/nv50_program.c | |
| parent | bdd31c20abb27665ca701a5a46e29d4cfa71f679 (diff) | |
nv50: FLR/FRC
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_program.c')
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_program.c | 37 |
1 files changed, 35 insertions, 2 deletions
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c index fa16c7522e1..448062e767f 100644 --- a/src/gallium/drivers/nv50/nv50_program.c +++ b/src/gallium/drivers/nv50/nv50_program.c @@ -15,8 +15,6 @@ /* ABS * ARL * DST - const(1.0) - * FLR - * FRC * LIT * POW * SWZ @@ -629,6 +627,24 @@ emit_set(struct nv50_pc *pc, unsigned c_op, struct nv50_reg *dst, free_temp(pc, dst); } +static void +emit_flr(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src) +{ + unsigned inst[2] = { 0, 0 }; + + set_long(pc, inst); + inst[0] = 0xa0000000; /* cvt */ + inst[1] |= (6 << 29); /* cvt */ + inst[1] |= 0x08000000; /* integer mode */ + inst[1] |= 0x04000000; /* 32 bit */ + inst[1] |= ((0x1 << 3)) << 14; /* .rn */ + inst[1] |= (1 << 14); /* src .f32 */ + set_dst(pc, dst, inst); + set_src_0(pc, src, inst); + + emit(pc, inst); +} + static boolean nv50_program_tx_insn(struct nv50_pc *pc, const union tgsi_full_token *tok) { @@ -716,6 +732,23 @@ nv50_program_tx_insn(struct nv50_pc *pc, const union tgsi_full_token *tok) } free_temp(pc, temp); break; + case TGSI_OPCODE_FLR: + for (c = 0; c < 4; c++) { + if (!(mask & (1 << c))) + continue; + emit_flr(pc, dst[c], src[0][c]); + } + break; + case TGSI_OPCODE_FRC: + temp = alloc_temp(pc, NULL); + for (c = 0; c < 4; c++) { + if (!(mask & (1 << c))) + continue; + emit_flr(pc, temp, src[0][c]); + emit_sub(pc, dst[c], src[0][c], temp); + } + free_temp(pc, temp); + break; case TGSI_OPCODE_LG2: for (c = 0; c < 4; c++) { if (!(mask & (1 << c))) |