diff options
| author | Ilia Mirkin <[email protected]> | 2015-05-09 03:26:07 -0400 |
|---|---|---|
| committer | Ilia Mirkin <[email protected]> | 2015-05-09 13:41:51 -0400 |
| commit | da136dc07ddb6147d181c96f475b94f6281efd73 (patch) | |
| tree | 19bd1c12c42d484a0e040f77e1fca392555df579 /src/gallium/drivers/nouveau/codegen | |
| parent | 7892210400e8f3bd14697c0a3dd56e98454a45df (diff) | |
nv50/ir: only enable mul saturate on G200+
Commit 44673512a84 enabled support for saturating fmul. However
experimentally this does not seem to work on the older chips. Restrict
the feature to G200 (NVA0) and later.
Reported-by: Pierre Moreau <[email protected]>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=90350
Signed-off-by: Ilia Mirkin <[email protected]>
Tested-by: Pierre Moreau <[email protected]>
Reviewed-by: Tobias Klausmann <[email protected]>
Cc: [email protected]
Diffstat (limited to 'src/gallium/drivers/nouveau/codegen')
| -rw-r--r-- | src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp index 178a1671c3f..a742162ad3c 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp @@ -84,7 +84,7 @@ static const struct opProperties _initProps[] = // neg abs not sat c[] s[], a[], imm { OP_ADD, 0x3, 0x0, 0x0, 0x8, 0x2, 0x1, 0x1, 0x2 }, { OP_SUB, 0x3, 0x0, 0x0, 0x8, 0x2, 0x1, 0x1, 0x2 }, - { OP_MUL, 0x3, 0x0, 0x0, 0x8, 0x2, 0x1, 0x1, 0x2 }, + { OP_MUL, 0x3, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x2 }, { OP_MAX, 0x3, 0x3, 0x0, 0x0, 0x2, 0x1, 0x1, 0x0 }, { OP_MIN, 0x3, 0x3, 0x0, 0x0, 0x2, 0x1, 0x1, 0x0 }, { OP_MAD, 0x7, 0x0, 0x0, 0x8, 0x6, 0x1, 0x1, 0x0 }, // special constraint @@ -188,6 +188,9 @@ void TargetNV50::initOpInfo() if (prop->mSat & 8) opInfo[prop->op].dstMods = NV50_IR_MOD_SAT; } + + if (chipset >= 0xa0) + opInfo[OP_MUL].dstMods = NV50_IR_MOD_SAT; } unsigned int |