diff options
| author | Neil Roberts <[email protected]> | 2019-01-30 16:41:46 +0100 |
|---|---|---|
| committer | Neil Roberts <[email protected]> | 2019-11-20 14:09:43 +0100 |
| commit | 030b046df8fdfdfae13b4da6cc3aa8d5839ad5d3 (patch) | |
| tree | f594fcd540fc648ce9d11267c8a4e1278ae99b0d /src | |
| parent | f0a046024d6d1bfc6b85829a690a8ea885cae124 (diff) | |
freedreno/ir3: Add implementation of nir_op_b16csel
Reviewed-by: Rob Clark <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/freedreno/ir3/ir3_compiler_nir.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/src/freedreno/ir3/ir3_compiler_nir.c b/src/freedreno/ir3/ir3_compiler_nir.c index a960f0258ca..f4ff6a6314a 100644 --- a/src/freedreno/ir3/ir3_compiler_nir.c +++ b/src/freedreno/ir3/ir3_compiler_nir.c @@ -607,16 +607,26 @@ emit_alu(struct ir3_context *ctx, nir_alu_instr *alu) dst[0]->cat2.condition = IR3_COND_GE; break; + case nir_op_b16csel: case nir_op_b32csel: { struct ir3_instruction *cond = ir3_b2n(b, src[0]); + + if ((src[0]->regs[0]->flags & IR3_REG_HALF)) + cond->regs[0]->flags |= IR3_REG_HALF; + compile_assert(ctx, bs[1] == bs[2]); - /* the boolean condition is 32b even if src[1] and src[2] are - * half-precision, but sel.b16 wants all three src's to be the - * same type. + /* Make sure the boolean condition has the same bit size as the other + * two arguments, adding a conversion if necessary. */ - if (bs[1] < 32) + if (bs[1] < bs[0]) cond = ir3_COV(b, cond, TYPE_U32, TYPE_U16); - dst[0] = ir3_SEL_B32(b, src[1], 0, cond, 0, src[2], 0); + else if (bs[1] > bs[0]) + cond = ir3_COV(b, cond, TYPE_U16, TYPE_U32); + + if (bs[1] > 16) + dst[0] = ir3_SEL_B32(b, src[1], 0, cond, 0, src[2], 0); + else + dst[0] = ir3_SEL_B16(b, src[1], 0, cond, 0, src[2], 0); break; } case nir_op_bit_count: { |