Mesa (master): nvc0/ir: allow iset to produce a boolean float

[Ilia Mirkin]

Module: Mesa
Branch: master
Commit: e5ad19a46e87ed22943d7f6ad046f974fd5977e1
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=e5ad19a46e87ed22943d7f6ad046f974fd5977e1

Author: Ilia Mirkin <imirkin at alum.mit.edu>
Date:   Fri May  8 23:00:05 2015 -0400

nvc0/ir: allow iset to produce a boolean float

Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>

---

 src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gk110.cpp |   12 ++++++++----
 src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp |    1 +
 src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp  |    8 +++++++-
 3 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gk110.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gk110.cpp
index 28081fa..ab8bf2e 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gk110.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gk110.cpp
@@ -967,8 +967,8 @@ CodeEmitterGK110::emitSET(const CmpInstruction *i)
       code[0] = (code[0] & ~0xfc) | ((code[0] << 3) & 0xe0);
       if (i->defExists(1))
          defId(i->def(1), 2);
-   else
-      code[0] |= 0x1c;
+      else
+         code[0] |= 0x1c;
    } else {
       switch (i->sType) {
       case TYPE_F32: op2 = 0x000; op1 = 0x800; break;
@@ -990,8 +990,12 @@ CodeEmitterGK110::emitSET(const CmpInstruction *i)
       }
       FTZ_(3a);
 
-      if (i->dType == TYPE_F32)
-         code[1] |= 1 << 23;
+      if (i->dType == TYPE_F32) {
+         if (isFloatType(i->sType))
+            code[1] |= 1 << 23;
+         else
+            code[1] |= 1 << 15;
+      }
    }
    if (i->sType == TYPE_S32)
       code[1] |= 1 << 19;
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp
index 442cedf..399a6f1 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp
@@ -1830,6 +1830,7 @@ CodeEmitterGM107::emitISET()
    emitCond3(0x31, insn->setCond);
    emitField(0x30, 1, isSignedType(insn->sType));
    emitCC   (0x2f);
+   emitField(0x2c, 1, insn->dType == TYPE_F32);
    emitX    (0x2b);
    emitGPR  (0x08, insn->src(0));
    emitGPR  (0x00, insn->def(0));
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp
index b352d0a..472e3a8 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp
@@ -1078,8 +1078,14 @@ CodeEmitterNVC0::emitSET(const CmpInstruction *i)
    if (!isFloatType(i->sType))
       lo = 0x3;
 
-   if (isFloatType(i->dType) || isSignedIntType(i->sType))
+   if (isSignedIntType(i->sType))
       lo |= 0x20;
+   if (isFloatType(i->dType)) {
+      if (isFloatType(i->sType))
+         lo |= 0x20;
+      else
+         lo |= 0x80;
+   }
 
    switch (i->op) {
    case OP_SET_AND: hi = 0x10000000; break;