Mesa (master): r300-gallium: vs: Add MAX.

[Corbin Simpson]

Module: Mesa
Branch: master
Commit: 9b1077714889a5c331c0e208f36233767d39d875
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=9b1077714889a5c331c0e208f36233767d39d875

Author: Corbin Simpson <MostAwesomeDude at gmail.com>
Date:   Fri May  8 22:52:32 2009 -0700

r300-gallium: vs: Add MAX.

---

 src/gallium/drivers/r300/r300_state_tcl.c |    7 +++++++
 src/gallium/drivers/r300/r300_state_tcl.h |    1 +
 2 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/src/gallium/drivers/r300/r300_state_tcl.c b/src/gallium/drivers/r300/r300_state_tcl.c
index a3b9277..b8a1dd4 100644
--- a/src/gallium/drivers/r300/r300_state_tcl.c
+++ b/src/gallium/drivers/r300/r300_state_tcl.c
@@ -135,6 +135,8 @@ static uint32_t r300_vs_op(unsigned op)
         case TGSI_OPCODE_MOV:
         case TGSI_OPCODE_SWZ:
             return R300_VE_ADD;
+        case TGSI_OPCODE_MAX:
+            return R300_VE_MAXIMUM;
         case TGSI_OPCODE_RSQ:
             return R300_PVS_DST_MATH_INST | R300_ME_RECIP_DX;
         case TGSI_OPCODE_MAD:
@@ -271,6 +273,11 @@ static void r300_vs_instruction(struct r300_vertex_shader* vs,
                     &inst->FullDstRegisters[0], inst->Instruction.Opcode,
                     2, FALSE);
             break;
+        case TGSI_OPCODE_MAX:
+            r300_vs_emit_inst(vs, assembler, inst->FullSrcRegisters,
+                    &inst->FullDstRegisters[0], inst->Instruction.Opcode,
+                    2, FALSE);
+            break;
         case TGSI_OPCODE_MAD:
             r300_vs_emit_inst(vs, assembler, inst->FullSrcRegisters,
                     &inst->FullDstRegisters[0], inst->Instruction.Opcode,
diff --git a/src/gallium/drivers/r300/r300_state_tcl.h b/src/gallium/drivers/r300/r300_state_tcl.h
index 94d8baa..204e1d3 100644
--- a/src/gallium/drivers/r300/r300_state_tcl.h
+++ b/src/gallium/drivers/r300/r300_state_tcl.h
@@ -35,6 +35,7 @@
 #   define R300_VE_DOT_PRODUCT            1
 #   define R300_VE_MULTIPLY               2
 #   define R300_VE_ADD                    3
+#   define R300_VE_MAXIMUM                7
 #define R300_PVS_DST_MATH_INST     (1 << 6)
 #   define R300_ME_RECIP_DX               6
 #define R300_PVS_DST_MACRO_INST    (1 << 7)