This fixes an assert during IR validation in LLVMpipe.
Fixes: e2e2c5abd279 (glsl: calculate number of operands in an expression once)
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=102274
Cc: Brian Paul <[email protected]>
---
src/compiler/glsl/lower_instructions.cpp | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/compiler/glsl/lower_instructions.cpp
b/src/compiler/glsl/lower_instructions.cpp
index dfce900a16..0c1408911d 100644
--- a/src/compiler/glsl/lower_instructions.cpp
+++ b/src/compiler/glsl/lower_instructions.cpp
@@ -475,20 +475,21 @@ lower_instructions_visitor::ldexp_to_arith(ir_expression
*ir)
ir->init_num_operands();
ir->operands[0] = bitfield_insert(bitcast_f2i(x), resulting_biased_exp,
exp_shift_clone, exp_width);
ir->operands[1] = NULL;
} else {
ir_constant *sign_mantissa_mask = new(ir) ir_constant(0x807fffffu,
vec_elem);
ir->operation = ir_unop_bitcast_u2f;
ir->init_num_operands();
ir->operands[0] = bit_or(bit_and(bitcast_f2u(x), sign_mantissa_mask),
lshift(i2u(resulting_biased_exp),
exp_shift_clone));
+ ir->operands[1] = NULL;
}
this->progress = true;
}
void
lower_instructions_visitor::dldexp_to_arith(ir_expression *ir)
{
/* See ldexp_to_arith for structure. Uses frexp_exp to extract the exponent
* from the significand.
--
2.13.4
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