diff options
| author | Roy Spliet <[email protected]> | 2015-02-06 22:46:55 +0100 |
|---|---|---|
| committer | Ilia Mirkin <[email protected]> | 2015-02-10 08:02:02 -0500 |
| commit | 3dc39d0bca0f06454cb5cddf7571facb7671767a (patch) | |
| tree | 0730eacc275239b898fa7c93be63a69171de65a1 /src | |
| parent | fb63df22151fcf6a2fdbc739bd9a84a77bff0270 (diff) | |
nv50/ir: Add emit support for MAD IMM format
But don't enable generation of it in the opProperties, because we can't
guarantee the SDST==SRC2 constraint until after register assignment. We'll
add a post-RA folding pass to utilise this.
Signed-off-by: Roy Spliet <[email protected]>
Reviewed-by: Ilia Mirkin <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nv50.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nv50.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nv50.cpp index 23e4babfed0..b1e740954f5 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nv50.cpp +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nv50.cpp @@ -939,6 +939,14 @@ CodeEmitterNV50::emitFMAD(const Instruction *i) code[0] = 0xe0000000; + if (i->src(1).getFile() == FILE_IMMEDIATE) { + code[1] = 0; + emitForm_IMM(i); + code[0] |= neg_mul << 15; + code[0] |= neg_add << 22; + if (i->saturate) + code[0] |= 1 << 8; + } else if (i->encSize == 4) { emitForm_MUL(i); code[0] |= neg_mul << 15; |