From ed92b912120394f3b19958effaa819d29bc6d059 Mon Sep 17 00:00:00 2001 From: Kenneth Graunke Date: Tue, 14 Jun 2011 22:47:04 -0700 Subject: [PATCH] glsl: Fix DIV_TO_MUL_RCP lowering for uint result types. f2i results in an int/ivec; we need i2u to get a uint/uvec. Signed-off-by: Kenneth Graunke Reviewed-by: Ian Romanick Reviewed-by: Eric Anholt --- src/glsl/lower_instructions.cpp | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/src/glsl/lower_instructions.cpp b/src/glsl/lower_instructions.cpp index a5f61f213d0..94b8c4a6836 100644 --- a/src/glsl/lower_instructions.cpp +++ b/src/glsl/lower_instructions.cpp @@ -168,8 +168,13 @@ lower_instructions_visitor::div_to_mul_rcp(ir_expression *ir) op0 = new(ir) ir_expression(ir_binop_mul, vec_type, op0, op1); - ir->operation = ir_unop_f2i; - ir->operands[0] = op0; + if (ir->operands[1]->type->base_type == GLSL_TYPE_INT) { + ir->operation = ir_unop_f2i; + ir->operands[0] = op0; + } else { + ir->operation = ir_unop_i2u; + ir->operands[0] = new(ir) ir_expression(ir_unop_f2i, op0); + } ir->operands[1] = NULL; } -- 2.30.2