diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e3b19141dba87d0f30d41e00af2a4dae0186c828..82ca731e2294decf22e7e65254ab68c829741fd9 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2013-07-02 Cary Coutant <ccoutant@google.com> + + * dwarf2out.c (loc_checksum): Call hash_loc_operands for a + deterministic hash. + (loc_checksum_ordered): Likewise. + (hash_loc_operands): Remove inline keyword. + 2013-07-02 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/57741 diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index f42ad66353bcb61cac3c48b197cd1f6db2b1243d..c3ae926ee7a5b8f223357e87461860443edaf968 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -3214,6 +3214,8 @@ static void gen_scheduled_generic_parms_dies (void); static const char *comp_dir_string (void); +static hashval_t hash_loc_operands (dw_loc_descr_ref, hashval_t); + /* enum for tracking thread-local variables whose address is really an offset relative to the TLS pointer, which will need link-time relocation, but will not need relocation by the DWARF consumer. */ @@ -5437,11 +5439,12 @@ static inline void loc_checksum (dw_loc_descr_ref loc, struct md5_ctx *ctx) { int tem; + hashval_t hash = 0; tem = (loc->dtprel << 8) | ((unsigned int) loc->dw_loc_opc); CHECKSUM (tem); - CHECKSUM (loc->dw_loc_oprnd1); - CHECKSUM (loc->dw_loc_oprnd2); + hash = hash_loc_operands (loc, hash); + CHECKSUM (hash); } /* Calculate the checksum of an attribute. */ @@ -5643,9 +5646,12 @@ loc_checksum_ordered (dw_loc_descr_ref loc, struct md5_ctx *ctx) /* Otherwise, just checksum the raw location expression. */ while (loc != NULL) { + hashval_t hash = 0; + + CHECKSUM_ULEB128 (loc->dtprel); CHECKSUM_ULEB128 (loc->dw_loc_opc); - CHECKSUM (loc->dw_loc_oprnd1); - CHECKSUM (loc->dw_loc_oprnd2); + hash = hash_loc_operands (loc, hash); + CHECKSUM (hash); loc = loc->dw_loc_next; } } @@ -23107,7 +23113,7 @@ resolve_addr (dw_die_ref die) /* Iteratively hash operands of LOC opcode. */ -static inline hashval_t +static hashval_t hash_loc_operands (dw_loc_descr_ref loc, hashval_t hash) { dw_val_ref val1 = &loc->dw_loc_oprnd1;