bytecode: add `REG_U64` interpreter register type

[lttng-modules.git] / src / lttng-filter-interpreter.c

diff --git a/src/lttng-filter-interpreter.c b/src/lttng-filter-interpreter.c
index 4aefb04ed50a43ed10b895091c5001c7cb59e4b5..7c05c24f97786127fbdd8fffc94ae83fcbcd8c80 100644 (file)
--- a/src/lttng-filter-interpreter.c
+++ b/src/lttng-filter-interpreter.c
@@ -262,7 +262,8 @@ LABEL_##name
 
 #endif
 
-#define IS_INTEGER_REGISTER(reg_type) (reg_type == REG_S64)
+#define IS_INTEGER_REGISTER(reg_type) \
+               (reg_type == REG_S64 || reg_type == REG_U64)
 
 static int context_get_index(struct lttng_probe_ctx *lttng_probe_ctx,
                struct load_ptr *ptr,
@@ -504,7 +505,7 @@ static int dynamic_load_field(struct estack_entry *stack_top)
        case OBJECT_TYPE_U8:
                dbg_printk("op load field u8\n");
                stack_top->u.v = *(uint8_t *) stack_top->u.ptr.ptr;
-               stack_top->type = REG_S64;
+               stack_top->type = REG_U64;
                break;
        case OBJECT_TYPE_U16:
        {
@@ -515,7 +516,7 @@ static int dynamic_load_field(struct estack_entry *stack_top)
                if (stack_top->u.ptr.rev_bo)
                        __swab16s(&tmp);
                stack_top->u.v = tmp;
-               stack_top->type = REG_S64;
+               stack_top->type = REG_U64;
                break;
        }
        case OBJECT_TYPE_U32:
@@ -527,7 +528,7 @@ static int dynamic_load_field(struct estack_entry *stack_top)
                if (stack_top->u.ptr.rev_bo)
                        __swab32s(&tmp);
                stack_top->u.v = tmp;
-               stack_top->type = REG_S64;
+               stack_top->type = REG_U64;
                break;
        }
        case OBJECT_TYPE_U64:
@@ -539,7 +540,7 @@ static int dynamic_load_field(struct estack_entry *stack_top)
                if (stack_top->u.ptr.rev_bo)
                        __swab64s(&tmp);
                stack_top->u.v = tmp;
-               stack_top->type = REG_S64;
+               stack_top->type = REG_U64;
                break;
        }
        case OBJECT_TYPE_STRING:
@@ -779,6 +780,7 @@ uint64_t lttng_filter_interpret_bytecode(void *filter_data,
                        /* LTTNG_FILTER_DISCARD or LTTNG_FILTER_RECORD_FLAG */
                        switch (estack_ax_t) {
                        case REG_S64:
+                       case REG_U64:
                                retval = !!estack_ax_v;
                                break;
                        case REG_DOUBLE:
@@ -1016,7 +1018,7 @@ uint64_t lttng_filter_interpret_bytecode(void *filter_data,
                        res = ((uint64_t) estack_bx_v >> (uint32_t) estack_ax_v);
                        estack_pop(stack, top, ax, bx, ax_t, bx_t);
                        estack_ax_v = res;
-                       estack_ax_t = REG_S64;
+                       estack_ax_t = REG_U64;
                        next_pc += sizeof(struct binary_op);
                        PO;
                }
@@ -1037,7 +1039,7 @@ uint64_t lttng_filter_interpret_bytecode(void *filter_data,
                        res = ((uint64_t) estack_bx_v << (uint32_t) estack_ax_v);
                        estack_pop(stack, top, ax, bx, ax_t, bx_t);
                        estack_ax_v = res;
-                       estack_ax_t = REG_S64;
+                       estack_ax_t = REG_U64;
                        next_pc += sizeof(struct binary_op);
                        PO;
                }
@@ -1053,7 +1055,7 @@ uint64_t lttng_filter_interpret_bytecode(void *filter_data,
                        res = ((uint64_t) estack_bx_v & (uint64_t) estack_ax_v);
                        estack_pop(stack, top, ax, bx, ax_t, bx_t);
                        estack_ax_v = res;
-                       estack_ax_t = REG_S64;
+                       estack_ax_t = REG_U64;
                        next_pc += sizeof(struct binary_op);
                        PO;
                }
@@ -1069,7 +1071,7 @@ uint64_t lttng_filter_interpret_bytecode(void *filter_data,
                        res = ((uint64_t) estack_bx_v | (uint64_t) estack_ax_v);
                        estack_pop(stack, top, ax, bx, ax_t, bx_t);
                        estack_ax_v = res;
-                       estack_ax_t = REG_S64;
+                       estack_ax_t = REG_U64;
                        next_pc += sizeof(struct binary_op);
                        PO;
                }
@@ -1085,7 +1087,7 @@ uint64_t lttng_filter_interpret_bytecode(void *filter_data,
                        res = ((uint64_t) estack_bx_v ^ (uint64_t) estack_ax_v);
                        estack_pop(stack, top, ax, bx, ax_t, bx_t);
                        estack_ax_v = res;
-                       estack_ax_t = REG_S64;
+                       estack_ax_t = REG_U64;
                        next_pc += sizeof(struct binary_op);
                        PO;
                }