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authorMarek Olšák <marek.olsak@amd.com>2013-07-30 20:29:25 (GMT)
committerMarek Olšák <marek.olsak@amd.com>2013-07-30 21:31:30 (GMT)
commit369c8291523682dda5df5a64aded89ff696370f2 (patch)
treeba69b92455f18ea9bda501eef92c6b794c12c301
parent0f6a7cb00c86fbdb415b01450bb1ece8cfe1e31d (diff)
st/mesa: fix opcode translation for ARB_shader_bit_encoding functions
We treat the opcodes as MOVs, but we should at least change the type of the expression, which later affects which TGSI opcode is chosen. Cc: mesa-stable@lists.freedesktop.org Reviewed-by: Kenneth Graunke <kenneth@whitecape.org> Reviewed-by: Brian Paul <brianp@vmware.com>
-rw-r--r--src/mesa/state_tracker/st_glsl_to_tgsi.cpp7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
index 69c1b41..3dfd5e5 100644
--- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -1832,10 +1832,17 @@ glsl_to_tgsi_visitor::visit(ir_expression *ir)
emit(ir, TGSI_OPCODE_TRUNC, result_dst, op[0]);
break;
case ir_unop_bitcast_f2i:
+ result_src = op[0];
+ result_src.type = GLSL_TYPE_INT;
+ break;
case ir_unop_bitcast_f2u:
+ result_src = op[0];
+ result_src.type = GLSL_TYPE_UINT;
+ break;
case ir_unop_bitcast_i2f:
case ir_unop_bitcast_u2f:
result_src = op[0];
+ result_src.type = GLSL_TYPE_FLOAT;
break;
case ir_unop_f2b:
emit(ir, TGSI_OPCODE_SNE, result_dst, op[0], st_src_reg_for_float(0.0));