glsl/ir: remove TABs in ir_constant_expression.cpp

Adding 64-bit integers support was going to make this file worse,
just remove the tabs from it now.

Acked-by: Timothy Arceri <timothy.arceri@collabora.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 535 insertions, 535 deletions

diff --git a/src/compiler/glsl/ir_constant_expression.cpp b/src/compiler/glsl/ir_constant_expression.cpp
index fbbf779..d961aa9 100644
--- a/src/compiler/glsl/ir_constant_expression.cpp
+++ b/src/compiler/glsl/ir_constant_expression.cpp
@@ -491,7 +491,7 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
    for (unsigned operand = 0; operand < this->get_num_operands(); operand++) {
       op[operand] = this->operands[operand]->constant_expression_value(variable_context);
       if (!op[operand])
-	 return NULL;
+         return NULL;
    }
 
    if (op[1] != NULL)
@@ -533,11 +533,11 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
       assert(op[1] != NULL && op[1]->type->is_array());
       switch (this->operation) {
       case ir_binop_all_equal:
-	 return new(ctx) ir_constant(op[0]->has_value(op[1]));
+         return new(ctx) ir_constant(op[0]->has_value(op[1]));
       case ir_binop_any_nequal:
-	 return new(ctx) ir_constant(!op[0]->has_value(op[1]));
+         return new(ctx) ir_constant(!op[0]->has_value(op[1]));
       default:
-	 break;
+         break;
       }
       return NULL;
    }
@@ -561,13 +561,13 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
    case ir_unop_logic_not:
       assert(op[0]->type->base_type == GLSL_TYPE_BOOL);
       for (unsigned c = 0; c < op[0]->type->components(); c++)
-	 data.b[c] = !op[0]->value.b[c];
+          data.b[c] = !op[0]->value.b[c];
       break;
 
    case ir_unop_f2i:
       assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.i[c] = (int) op[0]->value.f[c];
+         data.i[c] = (int) op[0]->value.f[c];
       }
       break;
    case ir_unop_f2u:
@@ -579,109 +579,109 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
    case ir_unop_i2f:
       assert(op[0]->type->base_type == GLSL_TYPE_INT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.f[c] = (float) op[0]->value.i[c];
+         data.f[c] = (float) op[0]->value.i[c];
       }
       break;
    case ir_unop_u2f:
       assert(op[0]->type->base_type == GLSL_TYPE_UINT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.f[c] = (float) op[0]->value.u[c];
+         data.f[c] = (float) op[0]->value.u[c];
       }
       break;
    case ir_unop_b2f:
       assert(op[0]->type->base_type == GLSL_TYPE_BOOL);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.f[c] = op[0]->value.b[c] ? 1.0F : 0.0F;
+         data.f[c] = op[0]->value.b[c] ? 1.0F : 0.0F;
       }
       break;
    case ir_unop_f2b:
       assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.b[c] = op[0]->value.f[c] != 0.0F ? true : false;
+         data.b[c] = op[0]->value.f[c] != 0.0F ? true : false;
       }
       break;
    case ir_unop_b2i:
       assert(op[0]->type->base_type == GLSL_TYPE_BOOL);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.u[c] = op[0]->value.b[c] ? 1 : 0;
+         data.u[c] = op[0]->value.b[c] ? 1 : 0;
       }
       break;
    case ir_unop_i2b:
       assert(op[0]->type->is_integer());
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.b[c] = op[0]->value.u[c] ? true : false;
+         data.b[c] = op[0]->value.u[c] ? true : false;
       }
       break;
    case ir_unop_u2i:
       assert(op[0]->type->base_type == GLSL_TYPE_UINT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.i[c] = op[0]->value.u[c];
+         data.i[c] = op[0]->value.u[c];
       }
       break;
    case ir_unop_i2u:
       assert(op[0]->type->base_type == GLSL_TYPE_INT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.u[c] = op[0]->value.i[c];
+         data.u[c] = op[0]->value.i[c];
       }
       break;
    case ir_unop_bitcast_i2f:
       assert(op[0]->type->base_type == GLSL_TYPE_INT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.f[c] = bitcast_u2f(op[0]->value.i[c]);
+         data.f[c] = bitcast_u2f(op[0]->value.i[c]);
       }
       break;
    case ir_unop_bitcast_f2i:
       assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.i[c] = bitcast_f2u(op[0]->value.f[c]);
+         data.i[c] = bitcast_f2u(op[0]->value.f[c]);
       }
       break;
    case ir_unop_bitcast_u2f:
       assert(op[0]->type->base_type == GLSL_TYPE_UINT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.f[c] = bitcast_u2f(op[0]->value.u[c]);
+         data.f[c] = bitcast_u2f(op[0]->value.u[c]);
       }
       break;
    case ir_unop_bitcast_f2u:
       assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.u[c] = bitcast_f2u(op[0]->value.f[c]);
+         data.u[c] = bitcast_f2u(op[0]->value.f[c]);
       }
       break;
    case ir_unop_d2f:
       assert(op[0]->type->base_type == GLSL_TYPE_DOUBLE);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.f[c] = op[0]->value.d[c];
+         data.f[c] = op[0]->value.d[c];
       }
       break;
    case ir_unop_f2d:
       assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.d[c] = op[0]->value.f[c];
+         data.d[c] = op[0]->value.f[c];
       }
       break;
    case ir_unop_d2i:
       assert(op[0]->type->base_type == GLSL_TYPE_DOUBLE);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.i[c] = op[0]->value.d[c];
+         data.i[c] = op[0]->value.d[c];
       }
       break;
    case ir_unop_i2d:
       assert(op[0]->type->base_type == GLSL_TYPE_INT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.d[c] = op[0]->value.i[c];
+         data.d[c] = op[0]->value.i[c];
       }
       break;
    case ir_unop_d2u:
       assert(op[0]->type->base_type == GLSL_TYPE_DOUBLE);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.u[c] = op[0]->value.d[c];
+         data.u[c] = op[0]->value.d[c];
       }
       break;
    case ir_unop_u2d:
       assert(op[0]->type->base_type == GLSL_TYPE_UINT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.d[c] = op[0]->value.u[c];
+         data.d[c] = op[0]->value.u[c];
       }
       break;
    case ir_unop_d2b:
@@ -728,126 +728,126 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
 
    case ir_unop_fract:
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 switch (this->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    data.u[c] = 0;
-	    break;
-	 case GLSL_TYPE_INT:
-	    data.i[c] = 0;
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.f[c] = op[0]->value.f[c] - floor(op[0]->value.f[c]);
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.d[c] = op[0]->value.d[c] - floor(op[0]->value.d[c]);
-	    break;
-	 default:
-	    assert(0);
-	 }
+         switch (this->type->base_type) {
+         case GLSL_TYPE_UINT:
+            data.u[c] = 0;
+            break;
+         case GLSL_TYPE_INT:
+            data.i[c] = 0;
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.f[c] = op[0]->value.f[c] - floor(op[0]->value.f[c]);
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.d[c] = op[0]->value.d[c] - floor(op[0]->value.d[c]);
+            break;
+         default:
+            assert(0);
+         }
       }
       break;
 
    case ir_unop_sin:
       assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.f[c] = sinf(op[0]->value.f[c]);
+         data.f[c] = sinf(op[0]->value.f[c]);
       }
       break;
 
    case ir_unop_cos:
       assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.f[c] = cosf(op[0]->value.f[c]);
+         data.f[c] = cosf(op[0]->value.f[c]);
       }
       break;
 
    case ir_unop_neg:
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 switch (this->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    data.u[c] = -((int) op[0]->value.u[c]);
-	    break;
-	 case GLSL_TYPE_INT:
-	    data.i[c] = -op[0]->value.i[c];
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.f[c] = -op[0]->value.f[c];
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.d[c] = -op[0]->value.d[c];
-	    break;
-	 default:
-	    assert(0);
-	 }
+         switch (this->type->base_type) {
+         case GLSL_TYPE_UINT:
+            data.u[c] = -((int) op[0]->value.u[c]);
+            break;
+         case GLSL_TYPE_INT:
+            data.i[c] = -op[0]->value.i[c];
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.f[c] = -op[0]->value.f[c];
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.d[c] = -op[0]->value.d[c];
+            break;
+         default:
+            assert(0);
+         }
       }
       break;
 
    case ir_unop_abs:
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 switch (this->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    data.u[c] = op[0]->value.u[c];
-	    break;
-	 case GLSL_TYPE_INT:
-	    data.i[c] = op[0]->value.i[c];
-	    if (data.i[c] < 0)
-	       data.i[c] = -data.i[c];
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.f[c] = fabs(op[0]->value.f[c]);
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.d[c] = fabs(op[0]->value.d[c]);
-	    break;
-	 default:
-	    assert(0);
-	 }
+         switch (this->type->base_type) {
+         case GLSL_TYPE_UINT:
+            data.u[c] = op[0]->value.u[c];
+            break;
+         case GLSL_TYPE_INT:
+            data.i[c] = op[0]->value.i[c];
+            if (data.i[c] < 0)
+               data.i[c] = -data.i[c];
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.f[c] = fabs(op[0]->value.f[c]);
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.d[c] = fabs(op[0]->value.d[c]);
+            break;
+         default:
+            assert(0);
+         }
       }
       break;
 
    case ir_unop_sign:
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 switch (this->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    data.u[c] = op[0]->value.i[c] > 0;
-	    break;
-	 case GLSL_TYPE_INT:
-	    data.i[c] = (op[0]->value.i[c] > 0) - (op[0]->value.i[c] < 0);
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.f[c] = float((op[0]->value.f[c] > 0)-(op[0]->value.f[c] < 0));
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.d[c] = double((op[0]->value.d[c] > 0)-(op[0]->value.d[c] < 0));
-	    break;
-	 default:
-	    assert(0);
-	 }
+         switch (this->type->base_type) {
+         case GLSL_TYPE_UINT:
+            data.u[c] = op[0]->value.i[c] > 0;
+            break;
+         case GLSL_TYPE_INT:
+            data.i[c] = (op[0]->value.i[c] > 0) - (op[0]->value.i[c] < 0);
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.f[c] = float((op[0]->value.f[c] > 0)-(op[0]->value.f[c] < 0));
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.d[c] = double((op[0]->value.d[c] > 0)-(op[0]->value.d[c] < 0));
+            break;
+         default:
+            assert(0);
+         }
       }
       break;
 
    case ir_unop_rcp:
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 switch (this->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    if (op[0]->value.u[c] != 0.0)
-	       data.u[c] = 1 / op[0]->value.u[c];
-	    break;
-	 case GLSL_TYPE_INT:
-	    if (op[0]->value.i[c] != 0.0)
-	       data.i[c] = 1 / op[0]->value.i[c];
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    if (op[0]->value.f[c] != 0.0)
-	       data.f[c] = 1.0F / op[0]->value.f[c];
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    if (op[0]->value.d[c] != 0.0)
-	       data.d[c] = 1.0 / op[0]->value.d[c];
-	    break;
-	 default:
-	    assert(0);
-	 }
+         switch (this->type->base_type) {
+         case GLSL_TYPE_UINT:
+            if (op[0]->value.u[c] != 0.0)
+               data.u[c] = 1 / op[0]->value.u[c];
+            break;
+         case GLSL_TYPE_INT:
+            if (op[0]->value.i[c] != 0.0)
+               data.i[c] = 1 / op[0]->value.i[c];
+            break;
+         case GLSL_TYPE_FLOAT:
+            if (op[0]->value.f[c] != 0.0)
+               data.f[c] = 1.0F / op[0]->value.f[c];
+            break;
+         case GLSL_TYPE_DOUBLE:
+            if (op[0]->value.d[c] != 0.0)
+               data.d[c] = 1.0 / op[0]->value.d[c];
+            break;
+         default:
+            assert(0);
+         }
       }
       break;
 
@@ -872,28 +872,28 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
    case ir_unop_exp:
       assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.f[c] = expf(op[0]->value.f[c]);
+         data.f[c] = expf(op[0]->value.f[c]);
       }
       break;
 
    case ir_unop_exp2:
       assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.f[c] = exp2f(op[0]->value.f[c]);
+         data.f[c] = exp2f(op[0]->value.f[c]);
       }
       break;
 
    case ir_unop_log:
       assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.f[c] = logf(op[0]->value.f[c]);
+         data.f[c] = logf(op[0]->value.f[c]);
       }
       break;
 
    case ir_unop_log2:
       assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.f[c] = log2f(op[0]->value.f[c]);
+         data.f[c] = log2f(op[0]->value.f[c]);
       }
       break;
 
@@ -905,7 +905,7 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
    case ir_unop_dFdy_fine:
       assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.f[c] = 0.0;
+         data.f[c] = 0.0;
       }
       break;
 
@@ -976,7 +976,7 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
    case ir_binop_pow:
       assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 data.f[c] = powf(op[0]->value.f[c], op[1]->value.f[c]);
+         data.f[c] = powf(op[0]->value.f[c], op[1]->value.f[c]);
       }
       break;
 
@@ -990,154 +990,154 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
    case ir_binop_min:
       assert(op[0]->type == op[1]->type || op0_scalar || op1_scalar);
       for (unsigned c = 0, c0 = 0, c1 = 0;
-	   c < components;
-	   c0 += c0_inc, c1 += c1_inc, c++) {
-
-	 switch (op[0]->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    data.u[c] = MIN2(op[0]->value.u[c0], op[1]->value.u[c1]);
-	    break;
-	 case GLSL_TYPE_INT:
-	    data.i[c] = MIN2(op[0]->value.i[c0], op[1]->value.i[c1]);
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.f[c] = MIN2(op[0]->value.f[c0], op[1]->value.f[c1]);
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.d[c] = MIN2(op[0]->value.d[c0], op[1]->value.d[c1]);
-	    break;
-	 default:
-	    assert(0);
-	 }
+           c < components;
+           c0 += c0_inc, c1 += c1_inc, c++) {
+
+         switch (op[0]->type->base_type) {
+         case GLSL_TYPE_UINT:
+            data.u[c] = MIN2(op[0]->value.u[c0], op[1]->value.u[c1]);
+            break;
+         case GLSL_TYPE_INT:
+            data.i[c] = MIN2(op[0]->value.i[c0], op[1]->value.i[c1]);
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.f[c] = MIN2(op[0]->value.f[c0], op[1]->value.f[c1]);
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.d[c] = MIN2(op[0]->value.d[c0], op[1]->value.d[c1]);
+            break;
+         default:
+            assert(0);
+         }
       }
 
       break;
    case ir_binop_max:
       assert(op[0]->type == op[1]->type || op0_scalar || op1_scalar);
       for (unsigned c = 0, c0 = 0, c1 = 0;
-	   c < components;
-	   c0 += c0_inc, c1 += c1_inc, c++) {
-
-	 switch (op[0]->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    data.u[c] = MAX2(op[0]->value.u[c0], op[1]->value.u[c1]);
-	    break;
-	 case GLSL_TYPE_INT:
-	    data.i[c] = MAX2(op[0]->value.i[c0], op[1]->value.i[c1]);
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.f[c] = MAX2(op[0]->value.f[c0], op[1]->value.f[c1]);
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.d[c] = MAX2(op[0]->value.d[c0], op[1]->value.d[c1]);
-	    break;
-	 default:
-	    assert(0);
-	 }
+           c < components;
+           c0 += c0_inc, c1 += c1_inc, c++) {
+
+         switch (op[0]->type->base_type) {
+         case GLSL_TYPE_UINT:
+            data.u[c] = MAX2(op[0]->value.u[c0], op[1]->value.u[c1]);
+            break;
+         case GLSL_TYPE_INT:
+            data.i[c] = MAX2(op[0]->value.i[c0], op[1]->value.i[c1]);
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.f[c] = MAX2(op[0]->value.f[c0], op[1]->value.f[c1]);
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.d[c] = MAX2(op[0]->value.d[c0], op[1]->value.d[c1]);
+            break;
+         default:
+            assert(0);
+         }
       }
       break;
 
    case ir_binop_add:
       assert(op[0]->type == op[1]->type || op0_scalar || op1_scalar);
       for (unsigned c = 0, c0 = 0, c1 = 0;
-	   c < components;
-	   c0 += c0_inc, c1 += c1_inc, c++) {
-
-	 switch (op[0]->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    data.u[c] = op[0]->value.u[c0] + op[1]->value.u[c1];
-	    break;
-	 case GLSL_TYPE_INT:
-	    data.i[c] = op[0]->value.i[c0] + op[1]->value.i[c1];
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.f[c] = op[0]->value.f[c0] + op[1]->value.f[c1];
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.d[c] = op[0]->value.d[c0] + op[1]->value.d[c1];
-	    break;
-	 default:
-	    assert(0);
-	 }
+           c < components;
+           c0 += c0_inc, c1 += c1_inc, c++) {
+
+         switch (op[0]->type->base_type) {
+         case GLSL_TYPE_UINT:
+            data.u[c] = op[0]->value.u[c0] + op[1]->value.u[c1];
+            break;
+         case GLSL_TYPE_INT:
+            data.i[c] = op[0]->value.i[c0] + op[1]->value.i[c1];
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.f[c] = op[0]->value.f[c0] + op[1]->value.f[c1];
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.d[c] = op[0]->value.d[c0] + op[1]->value.d[c1];
+            break;
+         default:
+            assert(0);
+         }
       }
 
       break;
    case ir_binop_sub:
       assert(op[0]->type == op[1]->type || op0_scalar || op1_scalar);
       for (unsigned c = 0, c0 = 0, c1 = 0;
-	   c < components;
-	   c0 += c0_inc, c1 += c1_inc, c++) {
-
-	 switch (op[0]->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    data.u[c] = op[0]->value.u[c0] - op[1]->value.u[c1];
-	    break;
-	 case GLSL_TYPE_INT:
-	    data.i[c] = op[0]->value.i[c0] - op[1]->value.i[c1];
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.f[c] = op[0]->value.f[c0] - op[1]->value.f[c1];
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.d[c] = op[0]->value.d[c0] - op[1]->value.d[c1];
-	    break;
-	 default:
-	    assert(0);
-	 }
+           c < components;
+           c0 += c0_inc, c1 += c1_inc, c++) {
+
+         switch (op[0]->type->base_type) {
+         case GLSL_TYPE_UINT:
+            data.u[c] = op[0]->value.u[c0] - op[1]->value.u[c1];
+            break;
+         case GLSL_TYPE_INT:
+            data.i[c] = op[0]->value.i[c0] - op[1]->value.i[c1];
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.f[c] = op[0]->value.f[c0] - op[1]->value.f[c1];
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.d[c] = op[0]->value.d[c0] - op[1]->value.d[c1];
+            break;
+         default:
+            assert(0);
+         }
       }
 
       break;
    case ir_binop_mul:
       /* Check for equal types, or unequal types involving scalars */
       if ((op[0]->type == op[1]->type && !op[0]->type->is_matrix())
-	  || op0_scalar || op1_scalar) {
-	 for (unsigned c = 0, c0 = 0, c1 = 0;
-	      c < components;
-	      c0 += c0_inc, c1 += c1_inc, c++) {
-
-	    switch (op[0]->type->base_type) {
-	    case GLSL_TYPE_UINT:
-	       data.u[c] = op[0]->value.u[c0] * op[1]->value.u[c1];
-	       break;
-	    case GLSL_TYPE_INT:
-	       data.i[c] = op[0]->value.i[c0] * op[1]->value.i[c1];
-	       break;
-	    case GLSL_TYPE_FLOAT:
-	       data.f[c] = op[0]->value.f[c0] * op[1]->value.f[c1];
-	       break;
-	    case GLSL_TYPE_DOUBLE:
-	       data.d[c] = op[0]->value.d[c0] * op[1]->value.d[c1];
-	       break;
-	    default:
-	       assert(0);
-	    }
-	 }
+          || op0_scalar || op1_scalar) {
+         for (unsigned c = 0, c0 = 0, c1 = 0;
+              c < components;
+              c0 += c0_inc, c1 += c1_inc, c++) {
+
+            switch (op[0]->type->base_type) {
+            case GLSL_TYPE_UINT:
+               data.u[c] = op[0]->value.u[c0] * op[1]->value.u[c1];
+               break;
+            case GLSL_TYPE_INT:
+               data.i[c] = op[0]->value.i[c0] * op[1]->value.i[c1];
+               break;
+            case GLSL_TYPE_FLOAT:
+               data.f[c] = op[0]->value.f[c0] * op[1]->value.f[c1];
+               break;
+            case GLSL_TYPE_DOUBLE:
+               data.d[c] = op[0]->value.d[c0] * op[1]->value.d[c1];
+               break;
+            default:
+               assert(0);
+            }
+         }
       } else {
-	 assert(op[0]->type->is_matrix() || op[1]->type->is_matrix());
-
-	 /* Multiply an N-by-M matrix with an M-by-P matrix.  Since either
-	  * matrix can be a GLSL vector, either N or P can be 1.
-	  *
-	  * For vec*mat, the vector is treated as a row vector.  This
-	  * means the vector is a 1-row x M-column matrix.
-	  *
-	  * For mat*vec, the vector is treated as a column vector.  Since
-	  * matrix_columns is 1 for vectors, this just works.
-	  */
-	 const unsigned n = op[0]->type->is_vector()
-	    ? 1 : op[0]->type->vector_elements;
-	 const unsigned m = op[1]->type->vector_elements;
-	 const unsigned p = op[1]->type->matrix_columns;
-	 for (unsigned j = 0; j < p; j++) {
-	    for (unsigned i = 0; i < n; i++) {
-	       for (unsigned k = 0; k < m; k++) {
+         assert(op[0]->type->is_matrix() || op[1]->type->is_matrix());
+
+         /* Multiply an N-by-M matrix with an M-by-P matrix.  Since either
+          * matrix can be a GLSL vector, either N or P can be 1.
+          *
+          * For vec*mat, the vector is treated as a row vector.  This
+          * means the vector is a 1-row x M-column matrix.
+          *
+          * For mat*vec, the vector is treated as a column vector.  Since
+          * matrix_columns is 1 for vectors, this just works.
+          */
+         const unsigned n = op[0]->type->is_vector()
+            ? 1 : op[0]->type->vector_elements;
+         const unsigned m = op[1]->type->vector_elements;
+         const unsigned p = op[1]->type->matrix_columns;
+         for (unsigned j = 0; j < p; j++) {
+            for (unsigned i = 0; i < n; i++) {
+               for (unsigned k = 0; k < m; k++) {
                   if (op[0]->type->base_type == GLSL_TYPE_DOUBLE)
                      data.d[i+n*j] += op[0]->value.d[i+n*k]*op[1]->value.d[k+m*j];
                   else
                      data.f[i+n*j] += op[0]->value.f[i+n*k]*op[1]->value.f[k+m*j];
-	       }
-	    }
-	 }
+               }
+            }
+         }
       }
 
       break;
@@ -1145,33 +1145,33 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
       /* FINISHME: Emit warning when division-by-zero is detected. */
       assert(op[0]->type == op[1]->type || op0_scalar || op1_scalar);
       for (unsigned c = 0, c0 = 0, c1 = 0;
-	   c < components;
-	   c0 += c0_inc, c1 += c1_inc, c++) {
-
-	 switch (op[0]->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    if (op[1]->value.u[c1] == 0) {
-	       data.u[c] = 0;
-	    } else {
-	       data.u[c] = op[0]->value.u[c0] / op[1]->value.u[c1];
-	    }
-	    break;
-	 case GLSL_TYPE_INT:
-	    if (op[1]->value.i[c1] == 0) {
-	       data.i[c] = 0;
-	    } else {
-	       data.i[c] = op[0]->value.i[c0] / op[1]->value.i[c1];
-	    }
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.f[c] = op[0]->value.f[c0] / op[1]->value.f[c1];
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.d[c] = op[0]->value.d[c0] / op[1]->value.d[c1];
-	    break;
-	 default:
-	    assert(0);
-	 }
+           c < components;
+           c0 += c0_inc, c1 += c1_inc, c++) {
+
+         switch (op[0]->type->base_type) {
+         case GLSL_TYPE_UINT:
+            if (op[1]->value.u[c1] == 0) {
+               data.u[c] = 0;
+            } else {
+               data.u[c] = op[0]->value.u[c0] / op[1]->value.u[c1];
+            }
+            break;
+         case GLSL_TYPE_INT:
+            if (op[1]->value.i[c1] == 0) {
+               data.i[c] = 0;
+            } else {
+               data.i[c] = op[0]->value.i[c0] / op[1]->value.i[c1];
+            }
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.f[c] = op[0]->value.f[c0] / op[1]->value.f[c1];
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.d[c] = op[0]->value.d[c0] / op[1]->value.d[c1];
+            break;
+         default:
+            assert(0);
+         }
       }
 
       break;
@@ -1179,41 +1179,41 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
       /* FINISHME: Emit warning when division-by-zero is detected. */
       assert(op[0]->type == op[1]->type || op0_scalar || op1_scalar);
       for (unsigned c = 0, c0 = 0, c1 = 0;
-	   c < components;
-	   c0 += c0_inc, c1 += c1_inc, c++) {
-
-	 switch (op[0]->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    if (op[1]->value.u[c1] == 0) {
-	       data.u[c] = 0;
-	    } else {
-	       data.u[c] = op[0]->value.u[c0] % op[1]->value.u[c1];
-	    }
-	    break;
-	 case GLSL_TYPE_INT:
-	    if (op[1]->value.i[c1] == 0) {
-	       data.i[c] = 0;
-	    } else {
-	       data.i[c] = op[0]->value.i[c0] % op[1]->value.i[c1];
-	    }
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    /* We don't use fmod because it rounds toward zero; GLSL specifies
-	     * the use of floor.
-	     */
-	    data.f[c] = op[0]->value.f[c0] - op[1]->value.f[c1]
-	       * floorf(op[0]->value.f[c0] / op[1]->value.f[c1]);
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    /* We don't use fmod because it rounds toward zero; GLSL specifies
-	     * the use of floor.
-	     */
-	    data.d[c] = op[0]->value.d[c0] - op[1]->value.d[c1]
-	       * floor(op[0]->value.d[c0] / op[1]->value.d[c1]);
-	    break;
-	 default:
-	    assert(0);
-	 }
+           c < components;
+           c0 += c0_inc, c1 += c1_inc, c++) {
+
+         switch (op[0]->type->base_type) {
+         case GLSL_TYPE_UINT:
+            if (op[1]->value.u[c1] == 0) {
+               data.u[c] = 0;
+            } else {
+               data.u[c] = op[0]->value.u[c0] % op[1]->value.u[c1];
+            }
+            break;
+         case GLSL_TYPE_INT:
+            if (op[1]->value.i[c1] == 0) {
+               data.i[c] = 0;
+            } else {
+               data.i[c] = op[0]->value.i[c0] % op[1]->value.i[c1];
+            }
+            break;
+         case GLSL_TYPE_FLOAT:
+            /* We don't use fmod because it rounds toward zero; GLSL specifies
+             * the use of floor.
+             */
+            data.f[c] = op[0]->value.f[c0] - op[1]->value.f[c1]
+               * floorf(op[0]->value.f[c0] / op[1]->value.f[c1]);
+            break;
+         case GLSL_TYPE_DOUBLE:
+            /* We don't use fmod because it rounds toward zero; GLSL specifies
+             * the use of floor.
+             */
+            data.d[c] = op[0]->value.d[c0] - op[1]->value.d[c1]
+               * floor(op[0]->value.d[c0] / op[1]->value.d[c1]);
+            break;
+         default:
+            assert(0);
+         }
       }
 
       break;
@@ -1221,149 +1221,149 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
    case ir_binop_logic_and:
       assert(op[0]->type->base_type == GLSL_TYPE_BOOL);
       for (unsigned c = 0; c < op[0]->type->components(); c++)
-	 data.b[c] = op[0]->value.b[c] && op[1]->value.b[c];
+         data.b[c] = op[0]->value.b[c] && op[1]->value.b[c];
       break;
    case ir_binop_logic_xor:
       assert(op[0]->type->base_type == GLSL_TYPE_BOOL);
       for (unsigned c = 0; c < op[0]->type->components(); c++)
-	 data.b[c] = op[0]->value.b[c] ^ op[1]->value.b[c];
+         data.b[c] = op[0]->value.b[c] ^ op[1]->value.b[c];
       break;
    case ir_binop_logic_or:
       assert(op[0]->type->base_type == GLSL_TYPE_BOOL);
       for (unsigned c = 0; c < op[0]->type->components(); c++)
-	 data.b[c] = op[0]->value.b[c] || op[1]->value.b[c];
+         data.b[c] = op[0]->value.b[c] || op[1]->value.b[c];
       break;
 
    case ir_binop_less:
       assert(op[0]->type == op[1]->type);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 switch (op[0]->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    data.b[c] = op[0]->value.u[c] < op[1]->value.u[c];
-	    break;
-	 case GLSL_TYPE_INT:
-	    data.b[c] = op[0]->value.i[c] < op[1]->value.i[c];
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.b[c] = op[0]->value.f[c] < op[1]->value.f[c];
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.b[c] = op[0]->value.d[c] < op[1]->value.d[c];
-	    break;
-	 default:
-	    assert(0);
-	 }
+         switch (op[0]->type->base_type) {
+         case GLSL_TYPE_UINT:
+            data.b[c] = op[0]->value.u[c] < op[1]->value.u[c];
+            break;
+         case GLSL_TYPE_INT:
+            data.b[c] = op[0]->value.i[c] < op[1]->value.i[c];
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.b[c] = op[0]->value.f[c] < op[1]->value.f[c];
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.b[c] = op[0]->value.d[c] < op[1]->value.d[c];
+            break;
+         default:
+            assert(0);
+         }
       }
       break;
    case ir_binop_greater:
       assert(op[0]->type == op[1]->type);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 switch (op[0]->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    data.b[c] = op[0]->value.u[c] > op[1]->value.u[c];
-	    break;
-	 case GLSL_TYPE_INT:
-	    data.b[c] = op[0]->value.i[c] > op[1]->value.i[c];
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.b[c] = op[0]->value.f[c] > op[1]->value.f[c];
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.b[c] = op[0]->value.d[c] > op[1]->value.d[c];
-	    break;
-	 default:
-	    assert(0);
-	 }
+         switch (op[0]->type->base_type) {
+         case GLSL_TYPE_UINT:
+            data.b[c] = op[0]->value.u[c] > op[1]->value.u[c];
+            break;
+         case GLSL_TYPE_INT:
+            data.b[c] = op[0]->value.i[c] > op[1]->value.i[c];
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.b[c] = op[0]->value.f[c] > op[1]->value.f[c];
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.b[c] = op[0]->value.d[c] > op[1]->value.d[c];
+            break;
+         default:
+            assert(0);
+         }
       }
       break;
    case ir_binop_lequal:
       assert(op[0]->type == op[1]->type);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 switch (op[0]->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    data.b[c] = op[0]->value.u[c] <= op[1]->value.u[c];
-	    break;
-	 case GLSL_TYPE_INT:
-	    data.b[c] = op[0]->value.i[c] <= op[1]->value.i[c];
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.b[c] = op[0]->value.f[c] <= op[1]->value.f[c];
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.b[c] = op[0]->value.d[c] <= op[1]->value.d[c];
-	    break;
-	 default:
-	    assert(0);
-	 }
+         switch (op[0]->type->base_type) {
+         case GLSL_TYPE_UINT:
+            data.b[c] = op[0]->value.u[c] <= op[1]->value.u[c];
+            break;
+         case GLSL_TYPE_INT:
+            data.b[c] = op[0]->value.i[c] <= op[1]->value.i[c];
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.b[c] = op[0]->value.f[c] <= op[1]->value.f[c];
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.b[c] = op[0]->value.d[c] <= op[1]->value.d[c];
+            break;
+         default:
+            assert(0);
+         }
       }
       break;
    case ir_binop_gequal:
       assert(op[0]->type == op[1]->type);
       for (unsigned c = 0; c < op[0]->type->components(); c++) {
-	 switch (op[0]->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    data.b[c] = op[0]->value.u[c] >= op[1]->value.u[c];
-	    break;
-	 case GLSL_TYPE_INT:
-	    data.b[c] = op[0]->value.i[c] >= op[1]->value.i[c];
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.b[c] = op[0]->value.f[c] >= op[1]->value.f[c];
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.b[c] = op[0]->value.d[c] >= op[1]->value.d[c];
-	    break;
-	 default:
-	    assert(0);
-	 }
+         switch (op[0]->type->base_type) {
+         case GLSL_TYPE_UINT:
+            data.b[c] = op[0]->value.u[c] >= op[1]->value.u[c];
+            break;
+         case GLSL_TYPE_INT:
+            data.b[c] = op[0]->value.i[c] >= op[1]->value.i[c];
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.b[c] = op[0]->value.f[c] >= op[1]->value.f[c];
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.b[c] = op[0]->value.d[c] >= op[1]->value.d[c];
+            break;
+         default:
+            assert(0);
+         }
       }
       break;
    case ir_binop_equal:
       assert(op[0]->type == op[1]->type);
       for (unsigned c = 0; c < components; c++) {
-	 switch (op[0]->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    data.b[c] = op[0]->value.u[c] == op[1]->value.u[c];
-	    break;
-	 case GLSL_TYPE_INT:
-	    data.b[c] = op[0]->value.i[c] == op[1]->value.i[c];
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.b[c] = op[0]->value.f[c] == op[1]->value.f[c];
-	    break;
-	 case GLSL_TYPE_BOOL:
-	    data.b[c] = op[0]->value.b[c] == op[1]->value.b[c];
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.b[c] = op[0]->value.d[c] == op[1]->value.d[c];
-	    break;
-	 default:
-	    assert(0);
-	 }
+         switch (op[0]->type->base_type) {
+         case GLSL_TYPE_UINT:
+            data.b[c] = op[0]->value.u[c] == op[1]->value.u[c];
+            break;
+         case GLSL_TYPE_INT:
+            data.b[c] = op[0]->value.i[c] == op[1]->value.i[c];
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.b[c] = op[0]->value.f[c] == op[1]->value.f[c];
+            break;
+         case GLSL_TYPE_BOOL:
+            data.b[c] = op[0]->value.b[c] == op[1]->value.b[c];
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.b[c] = op[0]->value.d[c] == op[1]->value.d[c];
+            break;
+         default:
+            assert(0);
+         }
       }
       break;
    case ir_binop_nequal:
       assert(op[0]->type == op[1]->type);
       for (unsigned c = 0; c < components; c++) {
-	 switch (op[0]->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	    data.b[c] = op[0]->value.u[c] != op[1]->value.u[c];
-	    break;
-	 case GLSL_TYPE_INT:
-	    data.b[c] = op[0]->value.i[c] != op[1]->value.i[c];
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.b[c] = op[0]->value.f[c] != op[1]->value.f[c];
-	    break;
-	 case GLSL_TYPE_BOOL:
-	    data.b[c] = op[0]->value.b[c] != op[1]->value.b[c];
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.b[c] = op[0]->value.d[c] != op[1]->value.d[c];
-	    break;
-	 default:
-	    assert(0);
-	 }
+         switch (op[0]->type->base_type) {
+         case GLSL_TYPE_UINT:
+            data.b[c] = op[0]->value.u[c] != op[1]->value.u[c];
+            break;
+         case GLSL_TYPE_INT:
+            data.b[c] = op[0]->value.i[c] != op[1]->value.i[c];
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.b[c] = op[0]->value.f[c] != op[1]->value.f[c];
+            break;
+         case GLSL_TYPE_BOOL:
+            data.b[c] = op[0]->value.b[c] != op[1]->value.b[c];
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.b[c] = op[0]->value.d[c] != op[1]->value.d[c];
+            break;
+         default:
+            assert(0);
+         }
       }
       break;
    case ir_binop_all_equal:
@@ -1459,7 +1459,7 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
 
    case ir_binop_vector_extract: {
       const int c = CLAMP(op[1]->value.i[0], 0,
-			  (int) op[0]->type->vector_elements - 1);
+                          (int) op[0]->type->vector_elements - 1);
 
       switch (op[0]->type->base_type) {
       case GLSL_TYPE_UINT:
@@ -1688,23 +1688,23 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
 
       switch (this->type->base_type) {
       case GLSL_TYPE_INT:
-	 data.i[idx] = op[1]->value.i[0];
-	 break;
+         data.i[idx] = op[1]->value.i[0];
+         break;
       case GLSL_TYPE_UINT:
-	 data.u[idx] = op[1]->value.u[0];
-	 break;
+         data.u[idx] = op[1]->value.u[0];
+         break;
       case GLSL_TYPE_FLOAT:
-	 data.f[idx] = op[1]->value.f[0];
-	 break;
+         data.f[idx] = op[1]->value.f[0];
+         break;
       case GLSL_TYPE_BOOL:
-	 data.b[idx] = op[1]->value.b[0];
-	 break;
+         data.b[idx] = op[1]->value.b[0];
+         break;
       case GLSL_TYPE_DOUBLE:
-	 data.d[idx] = op[1]->value.d[0];
-	 break;
+         data.d[idx] = op[1]->value.d[0];
+         break;
       default:
-	 assert(!"Should not get here.");
-	 break;
+         assert(!"Should not get here.");
+         break;
       }
       break;
    }
@@ -1738,22 +1738,22 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
 
    case ir_quadop_vector:
       for (unsigned c = 0; c < this->type->vector_elements; c++) {
-	 switch (this->type->base_type) {
-	 case GLSL_TYPE_INT:
-	    data.i[c] = op[c]->value.i[0];
-	    break;
-	 case GLSL_TYPE_UINT:
-	    data.u[c] = op[c]->value.u[0];
-	    break;
-	 case GLSL_TYPE_FLOAT:
-	    data.f[c] = op[c]->value.f[0];
-	    break;
-	 case GLSL_TYPE_DOUBLE:
-	    data.d[c] = op[c]->value.d[0];
-	    break;
-	 default:
-	    assert(0);
-	 }
+         switch (this->type->base_type) {
+         case GLSL_TYPE_INT:
+            data.i[c] = op[c]->value.i[0];
+            break;
+         case GLSL_TYPE_UINT:
+            data.u[c] = op[c]->value.u[0];
+            break;
+         case GLSL_TYPE_FLOAT:
+            data.f[c] = op[c]->value.f[0];
+            break;
+         case GLSL_TYPE_DOUBLE:
+            data.d[c] = op[c]->value.d[0];
+            break;
+         default:
+            assert(0);
+         }
       }
       break;
 
@@ -1783,18 +1783,18 @@ ir_swizzle::constant_expression_value(struct hash_table *variable_context)
       ir_constant_data data = { { 0 } };
 
       const unsigned swiz_idx[4] = {
-	 this->mask.x, this->mask.y, this->mask.z, this->mask.w
+         this->mask.x, this->mask.y, this->mask.z, this->mask.w
       };
 
       for (unsigned i = 0; i < this->mask.num_components; i++) {
-	 switch (v->type->base_type) {
-	 case GLSL_TYPE_UINT:
-	 case GLSL_TYPE_INT:   data.u[i] = v->value.u[swiz_idx[i]]; break;
-	 case GLSL_TYPE_FLOAT: data.f[i] = v->value.f[swiz_idx[i]]; break;
-	 case GLSL_TYPE_BOOL:  data.b[i] = v->value.b[swiz_idx[i]]; break;
-	 case GLSL_TYPE_DOUBLE:data.d[i] = v->value.d[swiz_idx[i]]; break;
-	 default:              assert(!"Should not get here."); break;
-	 }
+         switch (v->type->base_type) {
+         case GLSL_TYPE_UINT:
+         case GLSL_TYPE_INT:   data.u[i] = v->value.u[swiz_idx[i]]; break;
+         case GLSL_TYPE_FLOAT: data.f[i] = v->value.f[swiz_idx[i]]; break;
+         case GLSL_TYPE_BOOL:  data.b[i] = v->value.b[swiz_idx[i]]; break;
+         case GLSL_TYPE_DOUBLE:data.d[i] = v->value.d[swiz_idx[i]]; break;
+         default:              assert(!"Should not get here."); break;
+         }
       }
 
       void *ctx = ralloc_parent(this);
@@ -1813,7 +1813,7 @@ ir_dereference_variable::constant_expression_value(struct hash_table *variable_c
    if (variable_context) {
       ir_constant *value = (ir_constant *)hash_table_find(variable_context, var);
       if(value)
-	 return value;
+         return value;
    }
 
    /* The constant_value of a uniform variable is its initializer,
@@ -1838,52 +1838,52 @@ ir_dereference_array::constant_expression_value(struct hash_table *variable_cont
    if ((array != NULL) && (idx != NULL)) {
       void *ctx = ralloc_parent(this);
       if (array->type->is_matrix()) {
-	 /* Array access of a matrix results in a vector.
-	  */
-	 const unsigned column = idx->value.u[0];
+         /* Array access of a matrix results in a vector.
+          */
+         const unsigned column = idx->value.u[0];
 
-	 const glsl_type *const column_type = array->type->column_type();
+         const glsl_type *const column_type = array->type->column_type();
 
-	 /* Offset in the constant matrix to the first element of the column
-	  * to be extracted.
-	  */
-	 const unsigned mat_idx = column * column_type->vector_elements;
+         /* Offset in the constant matrix to the first element of the column
+          * to be extracted.
+          */
+         const unsigned mat_idx = column * column_type->vector_elements;
 
-	 ir_constant_data data = { { 0 } };
+         ir_constant_data data = { { 0 } };
 
-	 switch (column_type->base_type) {
-	 case GLSL_TYPE_UINT:
-	 case GLSL_TYPE_INT:
-	    for (unsigned i = 0; i < column_type->vector_elements; i++)
-	       data.u[i] = array->value.u[mat_idx + i];
+         switch (column_type->base_type) {
+         case GLSL_TYPE_UINT:
+         case GLSL_TYPE_INT:
+            for (unsigned i = 0; i < column_type->vector_elements; i++)
+               data.u[i] = array->value.u[mat_idx + i];
 
-	    break;
+            break;
 
-	 case GLSL_TYPE_FLOAT:
-	    for (unsigned i = 0; i < column_type->vector_elements; i++)
-	       data.f[i] = array->value.f[mat_idx + i];
+         case GLSL_TYPE_FLOAT:
+            for (unsigned i = 0; i < column_type->vector_elements; i++)
+               data.f[i] = array->value.f[mat_idx + i];
 
-	    break;
+            break;
 
-	 case GLSL_TYPE_DOUBLE:
-	    for (unsigned i = 0; i < column_type->vector_elements; i++)
-	       data.d[i] = array->value.d[mat_idx + i];
+         case GLSL_TYPE_DOUBLE:
+            for (unsigned i = 0; i < column_type->vector_elements; i++)
+               data.d[i] = array->value.d[mat_idx + i];
 
-	    break;
+            break;
 
-	 default:
-	    assert(!"Should not get here.");
-	    break;
-	 }
+         default:
+            assert(!"Should not get here.");
+            break;
+         }
 
-	 return new(ctx) ir_constant(column_type, &data);
+         return new(ctx) ir_constant(column_type, &data);
       } else if (array->type->is_vector()) {
-	 const unsigned component = idx->value.u[0];
+         const unsigned component = idx->value.u[0];
 
-	 return new(ctx) ir_constant(array, component);
+         return new(ctx) ir_constant(array, component);
       } else {
-	 const unsigned index = idx->value.u[0];
-	 return array->get_array_element(index)->clone(ctx, NULL);
+         const unsigned index = idx->value.u[0];
+         return array->get_array_element(index)->clone(ctx, NULL);
       }
    }
    return NULL;
@@ -1922,102 +1922,102 @@ ir_call::constant_expression_value(struct hash_table *variable_context)
 
 
 bool ir_function_signature::constant_expression_evaluate_expression_list(const struct exec_list &body,
-									 struct hash_table *variable_context,
-									 ir_constant **result)
+                                                                         struct hash_table *variable_context,
+                                                                         ir_constant **result)
 {
    foreach_in_list(ir_instruction, inst, &body) {
       switch(inst->ir_type) {
 
-	 /* (declare () type symbol) */
+         /* (declare () type symbol) */
       case ir_type_variable: {
-	 ir_variable *var = inst->as_variable();
-	 hash_table_insert(variable_context, ir_constant::zero(this, var->type), var);
-	 break;
+         ir_variable *var = inst->as_variable();
+         hash_table_insert(variable_context, ir_constant::zero(this, var->type), var);
+         break;
       }
 
-	 /* (assign [condition] (write-mask) (ref) (value)) */
+         /* (assign [condition] (write-mask) (ref) (value)) */
       case ir_type_assignment: {
-	 ir_assignment *asg = inst->as_assignment();
-	 if (asg->condition) {
-	    ir_constant *cond = asg->condition->constant_expression_value(variable_context);
-	    if (!cond)
-	       return false;
-	    if (!cond->get_bool_component(0))
-	       break;
-	 }
+         ir_assignment *asg = inst->as_assignment();
+         if (asg->condition) {
+            ir_constant *cond = asg->condition->constant_expression_value(variable_context);
+            if (!cond)
+               return false;
+            if (!cond->get_bool_component(0))
+               break;
+         }
 
-	 ir_constant *store = NULL;
-	 int offset = 0;
+         ir_constant *store = NULL;
+         int offset = 0;
 
-	 if (!constant_referenced(asg->lhs, variable_context, store, offset))
-	    return false;
+         if (!constant_referenced(asg->lhs, variable_context, store, offset))
+            return false;
 
-	 ir_constant *value = asg->rhs->constant_expression_value(variable_context);
+         ir_constant *value = asg->rhs->constant_expression_value(variable_context);
 
-	 if (!value)
-	    return false;
+         if (!value)
+            return false;
 
-	 store->copy_masked_offset(value, offset, asg->write_mask);
-	 break;
+         store->copy_masked_offset(value, offset, asg->write_mask);
+         break;
       }
 
-	 /* (return (expression)) */
+         /* (return (expression)) */
       case ir_type_return:
-	 assert (result);
-	 *result = inst->as_return()->value->constant_expression_value(variable_context);
-	 return *result != NULL;
+         assert (result);
+         *result = inst->as_return()->value->constant_expression_value(variable_context);
+         return *result != NULL;
 
-	 /* (call name (ref) (params))*/
+         /* (call name (ref) (params))*/
       case ir_type_call: {
-	 ir_call *call = inst->as_call();
+         ir_call *call = inst->as_call();
 
-	 /* Just say no to void functions in constant expressions.  We
-	  * don't need them at that point.
-	  */
+         /* Just say no to void functions in constant expressions.  We
+          * don't need them at that point.
+          */
 
-	 if (!call->return_deref)
-	    return false;
+         if (!call->return_deref)
+            return false;
 
-	 ir_constant *store = NULL;
-	 int offset = 0;
+         ir_constant *store = NULL;
+         int offset = 0;
 
-	 if (!constant_referenced(call->return_deref, variable_context,
+         if (!constant_referenced(call->return_deref, variable_context,
                                   store, offset))
-	    return false;
+            return false;
 
-	 ir_constant *value = call->constant_expression_value(variable_context);
+         ir_constant *value = call->constant_expression_value(variable_context);
 
-	 if(!value)
-	    return false;
+         if(!value)
+            return false;
 
-	 store->copy_offset(value, offset);
-	 break;
+         store->copy_offset(value, offset);
+         break;
       }
 
-	 /* (if condition (then-instructions) (else-instructions)) */
+         /* (if condition (then-instructions) (else-instructions)) */
       case ir_type_if: {
-	 ir_if *iif = inst->as_if();
+         ir_if *iif = inst->as_if();
 
-	 ir_constant *cond = iif->condition->constant_expression_value(variable_context);
-	 if (!cond || !cond->type->is_boolean())
-	    return false;
+         ir_constant *cond = iif->condition->constant_expression_value(variable_context);
+         if (!cond || !cond->type->is_boolean())
+            return false;
 
-	 exec_list &branch = cond->get_bool_component(0) ? iif->then_instructions : iif->else_instructions;
+         exec_list &branch = cond->get_bool_component(0) ? iif->then_instructions : iif->else_instructions;
 
-	 *result = NULL;
-	 if (!constant_expression_evaluate_expression_list(branch, variable_context, result))
-	    return false;
+         *result = NULL;
+         if (!constant_expression_evaluate_expression_list(branch, variable_context, result))
+            return false;
 
-	 /* If there was a return in the branch chosen, drop out now. */
-	 if (*result)
-	    return true;
+         /* If there was a return in the branch chosen, drop out now. */
+         if (*result)
+            return true;
 
-	 break;
+         break;
       }
 
-	 /* Every other expression type, we drop out. */
+         /* Every other expression type, we drop out. */
       default:
-	 return false;
+         return false;
       }
    }
 
@@ -2056,7 +2056,7 @@ ir_function_signature::constant_expression_value(exec_list *actual_parameters, s
     * been checked earlier.
     */
    hash_table *deref_hash = hash_table_ctor(8, hash_table_pointer_hash,
-					    hash_table_pointer_compare);
+                                            hash_table_pointer_compare);
 
    /* If "origin" is non-NULL, then the function body is there.  So we
     * have to use the variable objects from the object with the body,