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| author | Jonathan White <jwhite@tungstengraphics.com> | 2008-09-16 09:42:28 -0600 |
|---|---|---|
| committer | Jonathan White <jwhite@tungstengraphics.com> | 2008-09-16 09:42:28 -0600 |
| commit | dd75ca89ebce58a69da20c1efbf2a53575b2c96e (patch) | |
| tree | 5ec3816f208e35e8bba29d7a90dc802f5bcad4a3 /src | |
| parent | 2c54a6ee798ae22f92ef1fc4a1658ec5e701388a (diff) | |
cell: Optimized LERP with fma
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Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/cell/ppu/cell_gen_fp.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/src/gallium/drivers/cell/ppu/cell_gen_fp.c b/src/gallium/drivers/cell/ppu/cell_gen_fp.c index 612749507b..a80d8ff5d6 100644 --- a/src/gallium/drivers/cell/ppu/cell_gen_fp.c +++ b/src/gallium/drivers/cell/ppu/cell_gen_fp.c @@ -453,8 +453,7 @@ emit_LERP(struct codegen *gen, const struct tgsi_full_instruction *inst) int d_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); /* d = s3 + s1(s2 - s3) */ spe_fs(gen->f, d_reg, s2_reg, s3_reg); - spe_fm(gen->f, d_reg, d_reg, s1_reg); - spe_fa(gen->f, d_reg, d_reg, s3_reg); + spe_fma(gen->f, d_reg, d_reg, s1_reg, s3_reg); store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); free_itemps(gen); } @@ -657,7 +656,7 @@ emit_MAX(struct codegen *gen, const struct tgsi_full_instruction *inst) /* d = (s1 > s2) ? s1 : s2 */ spe_fcgt(gen->f, d_reg, s1_reg, s2_reg); - spe_selb(gen->f, d_reg, s2_reg, s1_reg, d_reg);
+ spe_selb(gen->f, d_reg, s2_reg, s1_reg, d_reg); store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); free_itemps(gen); |