diff options
| -rw-r--r-- | src/gallium/drivers/cell/ppu/cell_gen_fp.c | 40 |
1 files changed, 37 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 d835aae255..a84b565e5c 100644 --- a/src/gallium/drivers/cell/ppu/cell_gen_fp.c +++ b/src/gallium/drivers/cell/ppu/cell_gen_fp.c @@ -76,7 +76,7 @@ struct codegen /** Per-instruction temps / intermediate temps */ int num_itemps; - int itemps[4]; + int itemps[10]; /** Current IF/ELSE/ENDIF nesting level */ int if_nesting; @@ -586,9 +586,10 @@ emit_DP3(struct codegen *gen, const struct tgsi_full_instruction *inst) for (ch = 0; ch < 4; ch++) { if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); - free_itemps(gen); } } + + free_itemps(gen); return true; } @@ -625,9 +626,10 @@ emit_DP4(struct codegen *gen, const struct tgsi_full_instruction *inst) for (ch = 0; ch < 4; ch++) { if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); - free_itemps(gen); } } + + free_itemps(gen); return true; } @@ -854,6 +856,38 @@ emit_CMP(struct codegen *gen, const struct tgsi_full_instruction *inst) } /** + * Emit floor. See emit_SGT for comments. + */ +static boolean +emit_FLR(struct codegen *gen, const struct tgsi_full_instruction *inst) +{ + int ch; + + spe_comment(gen->f, -4, "FLR:"); + + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { + int s1_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); + int s2_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); + int s3_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[2]); + int d_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + int zero_reg = get_itemp(gen); + + spe_xor(gen->f, zero_reg, zero_reg, zero_reg); + + /* d = (s1 < 0) ? s2 : s3 */ + spe_fcgt(gen->f, d_reg, zero_reg, s1_reg); + spe_selb(gen->f, d_reg, s3_reg, s2_reg, d_reg); + + store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); + free_itemps(gen); + } + } + + return true; +} + +/** * Emit max. See emit_SGT for comments. */ static boolean |