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| author | Eric Anholt <eric@anholt.net> | 2010-05-19 16:02:00 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2010-06-24 15:05:20 -0700 |
| commit | c2014f03e8d6b7e21e2d0c31270ced04e1025653 (patch) | |
| tree | f13b73799f070dea147fe1398f8e7feae8b3868d | |
| parent | c45b615a379e5b9cbcf951f9d738a1be77a5964b (diff) | |
ir_to_mesa: Add support for trunc/ceil/floor.
| -rw-r--r-- | ir_to_mesa.cpp | 9 | ||||
| -rw-r--r-- | mesa_codegen.brg | 16 |
2 files changed, 22 insertions, 3 deletions
diff --git a/ir_to_mesa.cpp b/ir_to_mesa.cpp index 722e93a797..edc95eb5ca 100644 --- a/ir_to_mesa.cpp +++ b/ir_to_mesa.cpp @@ -520,6 +520,15 @@ ir_to_mesa_visitor::visit(ir_expression *ir) this->result = this->create_tree(MB_TERM_sne_vec4_vec4, ir, op[0], this->result); break; + case ir_unop_trunc: + this->result = this->create_tree(MB_TERM_trunc_vec4, ir, op[0], NULL); + break; + case ir_unop_ceil: + this->result = this->create_tree(MB_TERM_ceil_vec4, ir, op[0], NULL); + break; + case ir_unop_floor: + this->result = this->create_tree(MB_TERM_floor_vec4, ir, op[0], NULL); + break; default: break; } diff --git a/mesa_codegen.brg b/mesa_codegen.brg index fc59a834f0..25c0c47c02 100644 --- a/mesa_codegen.brg +++ b/mesa_codegen.brg @@ -53,6 +53,9 @@ %term exp2_vec4 %term log_vec4 %term log2_vec4 +%term trunc_vec4 +%term ceil_vec4 +%term floor_vec4 %term sin_vec4 %term cos_vec4 %term add_vec4_vec4 @@ -71,7 +74,6 @@ %term sqrt_vec4 %term rsq_vec4 %term swizzle_vec4 -%term trunc_vec4 # Each tree will produce stmt. Currently, the only production for # stmt is from an assign rule -- every statement tree from @@ -159,6 +161,16 @@ vec4: swizzle_vec4(vec4) 1 reg); } +vec4: trunc_vec4(vec4) 1 { ir_to_mesa_emit_op1(tree, OPCODE_TRUNC); } + +vec4: ceil_vec4(vec4) 1 { + tree->left->src_reg.negate = ~tree->left->src_reg.negate; + ir_to_mesa_emit_op1(tree, OPCODE_FLR); + tree->src_reg.negate = ~tree->left->src_reg.negate; +} + +vec4: floor_vec4(vec4) 1 { ir_to_mesa_emit_op1(tree, OPCODE_FLR); } + vec4: sin_vec4(vec4) 1 { ir_to_mesa_emit_scalar_op1(tree, OPCODE_SIN, @@ -261,6 +273,4 @@ vec4: log2_vec4(vec4) 1 tree->left->src_reg); } -vec4: trunc_vec4(vec4) 1 { ir_to_mesa_emit_op1(tree, OPCODE_TRUNC); } - %% |