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Implement per-context filtering
[lttng-tools.git]
/
src
/
lib
/
lttng-ctl
/
filter
/
filter-visitor-generate-bytecode.c
diff --git
a/src/lib/lttng-ctl/filter/filter-visitor-generate-bytecode.c
b/src/lib/lttng-ctl/filter/filter-visitor-generate-bytecode.c
index 898072227775b2e568d5c7a90033e0403958753a..785c1135ef6b4606bdcb76c960a7611b4b142c28 100644
(file)
--- a/
src/lib/lttng-ctl/filter/filter-visitor-generate-bytecode.c
+++ b/
src/lib/lttng-ctl/filter/filter-visitor-generate-bytecode.c
@@
-242,7
+242,8
@@
int visit_node_load(struct filter_parser_ctx *ctx, struct ir_op *node)
free(insn);
return ret;
}
free(insn);
return ret;
}
- case IR_DATA_FIELD_REF:
+ case IR_DATA_FIELD_REF: /* fall-through */
+ case IR_DATA_GET_CONTEXT_REF:
{
struct load_op *insn;
uint32_t insn_len = sizeof(struct load_op)
{
struct load_op *insn;
uint32_t insn_len = sizeof(struct load_op)
@@
-254,7
+255,16
@@
int visit_node_load(struct filter_parser_ctx *ctx, struct ir_op *node)
insn = calloc(insn_len, 1);
if (!insn)
return -ENOMEM;
insn = calloc(insn_len, 1);
if (!insn)
return -ENOMEM;
- insn->op = FILTER_OP_LOAD_FIELD_REF;
+ switch(node->data_type) {
+ case IR_DATA_FIELD_REF:
+ insn->op = FILTER_OP_LOAD_FIELD_REF;
+ break;
+ case IR_DATA_GET_CONTEXT_REF:
+ insn->op = FILTER_OP_GET_CONTEXT_REF;
+ break;
+ default:
+ return -EINVAL;
+ }
ref_offset.offset = (uint16_t) -1U;
memcpy(insn->data, &ref_offset, sizeof(ref_offset));
/* reloc_offset points to struct load_op */
ref_offset.offset = (uint16_t) -1U;
memcpy(insn->data, &ref_offset, sizeof(ref_offset));
/* reloc_offset points to struct load_op */
@@
-414,11
+424,13
@@
int visit_node_logical(struct filter_parser_ctx *ctx, struct ir_op *node)
if (ret)
return ret;
/* Cast to s64 if float or field ref */
if (ret)
return ret;
/* Cast to s64 if float or field ref */
- if (node->u.binary.left->data_type == IR_DATA_FIELD_REF
+ if ((node->u.binary.left->data_type == IR_DATA_FIELD_REF
+ || node->u.binary.left->data_type == IR_DATA_GET_CONTEXT_REF)
|| node->u.binary.left->data_type == IR_DATA_FLOAT) {
struct cast_op cast_insn;
|| node->u.binary.left->data_type == IR_DATA_FLOAT) {
struct cast_op cast_insn;
- if (node->u.binary.left->data_type == IR_DATA_FIELD_REF) {
+ if (node->u.binary.left->data_type == IR_DATA_FIELD_REF
+ || node->u.binary.left->data_type == IR_DATA_GET_CONTEXT_REF) {
cast_insn.op = FILTER_OP_CAST_TO_S64;
} else {
cast_insn.op = FILTER_OP_CAST_DOUBLE_TO_S64;
cast_insn.op = FILTER_OP_CAST_TO_S64;
} else {
cast_insn.op = FILTER_OP_CAST_DOUBLE_TO_S64;
@@
-451,11
+463,13
@@
int visit_node_logical(struct filter_parser_ctx *ctx, struct ir_op *node)
if (ret)
return ret;
/* Cast to s64 if float or field ref */
if (ret)
return ret;
/* Cast to s64 if float or field ref */
- if (node->u.binary.right->data_type == IR_DATA_FIELD_REF
+ if ((node->u.binary.right->data_type == IR_DATA_FIELD_REF
+ || node->u.binary.right->data_type == IR_DATA_GET_CONTEXT_REF)
|| node->u.binary.right->data_type == IR_DATA_FLOAT) {
struct cast_op cast_insn;
|| node->u.binary.right->data_type == IR_DATA_FLOAT) {
struct cast_op cast_insn;
- if (node->u.binary.right->data_type == IR_DATA_FIELD_REF) {
+ if (node->u.binary.right->data_type == IR_DATA_FIELD_REF
+ || node->u.binary.right->data_type == IR_DATA_GET_CONTEXT_REF) {
cast_insn.op = FILTER_OP_CAST_TO_S64;
} else {
cast_insn.op = FILTER_OP_CAST_DOUBLE_TO_S64;
cast_insn.op = FILTER_OP_CAST_TO_S64;
} else {
cast_insn.op = FILTER_OP_CAST_DOUBLE_TO_S64;
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