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make gcc_plugin compilable for gcc 3.6.0

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This commit is contained in:
hexcoder- 2022-09-23 23:19:10 +02:00
parent 6ed40d5a08
commit ed54532f29
4 changed files with 22 additions and 12 deletions
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16
instrumentation/afl-gcc-cmplog-pass.so.cc
View File

@ -243,8 +243,8 @@ struct afl_cmplog_pass : afl_base_pass {
tree t = build_nonstandard_integer_type(sz, 1); tree t = build_nonstandard_integer_type(sz, 1);
tree s = make_ssa_name(t); tree s = make_ssa_name(t);
gimple *g = gimple_build_assign(s, VIEW_CONVERT_EXPR, gimple g = gimple_build_assign(s, VIEW_CONVERT_EXPR,
build1(VIEW_CONVERT_EXPR, t, lhs)); build1(VIEW_CONVERT_EXPR, t, lhs));
lhs = s; lhs = s;
gsi_insert_before(&gsi, g, GSI_SAME_STMT); gsi_insert_before(&gsi, g, GSI_SAME_STMT);
@ -263,8 +263,8 @@ struct afl_cmplog_pass : afl_base_pass {
lhs = fold_convert_loc(UNKNOWN_LOCATION, t, lhs); lhs = fold_convert_loc(UNKNOWN_LOCATION, t, lhs);
if (!is_gimple_val(lhs)) { if (!is_gimple_val(lhs)) {
tree s = make_ssa_name(t); tree s = make_ssa_name(t);
gimple *g = gimple_build_assign(s, lhs); gimple g = gimple_build_assign(s, lhs);
lhs = s; lhs = s;
gsi_insert_before(&gsi, g, GSI_SAME_STMT); gsi_insert_before(&gsi, g, GSI_SAME_STMT);
@ -273,8 +273,8 @@ struct afl_cmplog_pass : afl_base_pass {
rhs = fold_convert_loc(UNKNOWN_LOCATION, t, rhs); rhs = fold_convert_loc(UNKNOWN_LOCATION, t, rhs);
if (!is_gimple_val(rhs)) { if (!is_gimple_val(rhs)) {
tree s = make_ssa_name(t); tree s = make_ssa_name(t);
gimple *g = gimple_build_assign(s, rhs); gimple g = gimple_build_assign(s, rhs);
rhs = s; rhs = s;
gsi_insert_before(&gsi, g, GSI_SAME_STMT); gsi_insert_before(&gsi, g, GSI_SAME_STMT);
@ -282,7 +282,7 @@ struct afl_cmplog_pass : afl_base_pass {
/* Insert the call. */ /* Insert the call. */
tree att = build_int_cst(t8u, attr); tree att = build_int_cst(t8u, attr);
gimple *call; gimple call;
if (pass_n) if (pass_n)
call = gimple_build_call(fn, 4, lhs, rhs, att, call = gimple_build_call(fn, 4, lhs, rhs, att,
build_int_cst(t8u, sz / 8 - 1)); build_int_cst(t8u, sz / 8 - 1));
@ -305,7 +305,7 @@ struct afl_cmplog_pass : afl_base_pass {
gimple_stmt_iterator gsi = gsi_last_bb(bb); gimple_stmt_iterator gsi = gsi_last_bb(bb);
if (gsi_end_p(gsi)) continue; if (gsi_end_p(gsi)) continue;
gimple *stmt = gsi_stmt(gsi); gimple stmt = gsi_stmt(gsi);
if (gimple_code(stmt) == GIMPLE_COND) { if (gimple_code(stmt) == GIMPLE_COND) {

8
instrumentation/afl-gcc-cmptrs-pass.so.cc
View File

@ -241,7 +241,7 @@ struct afl_cmptrs_pass : afl_base_pass {
for (gimple_stmt_iterator gsi = gsi_after_labels(bb); !gsi_end_p(gsi); for (gimple_stmt_iterator gsi = gsi_after_labels(bb); !gsi_end_p(gsi);
gsi_next(&gsi)) { gsi_next(&gsi)) {
gimple *stmt = gsi_stmt(gsi); gimple stmt = gsi_stmt(gsi);
/* We're only interested in GIMPLE_CALLs. */ /* We're only interested in GIMPLE_CALLs. */
if (gimple_code(stmt) != GIMPLE_CALL) continue; if (gimple_code(stmt) != GIMPLE_CALL) continue;
@ -291,8 +291,8 @@ struct afl_cmptrs_pass : afl_base_pass {
tree c = fold_convert_loc(UNKNOWN_LOCATION, tp8u, arg[i]); tree c = fold_convert_loc(UNKNOWN_LOCATION, tp8u, arg[i]);
if (!is_gimple_val(c)) { if (!is_gimple_val(c)) {
tree s = make_ssa_name(tp8u); tree s = make_ssa_name(tp8u);
gimple *g = gimple_build_assign(s, c); gimple g = gimple_build_assign(s, c);
c = s; c = s;
gsi_insert_before(&gsi, g, GSI_SAME_STMT); gsi_insert_before(&gsi, g, GSI_SAME_STMT);
@ -302,7 +302,7 @@ struct afl_cmptrs_pass : afl_base_pass {
} }
gimple *call = gimple_build_call(fn, 2, arg[0], arg[1]); gimple call = gimple_build_call(fn, 2, arg[0], arg[1]);
gsi_insert_before(&gsi, call, GSI_SAME_STMT); gsi_insert_before(&gsi, call, GSI_SAME_STMT);
} }

7
instrumentation/afl-gcc-common.h
View File

@ -498,3 +498,10 @@ struct afl_base_pass : gimple_opt_pass {
} // namespace } // namespace
// compatibility for older gcc versions
#if (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) >= \
60200 /* >= version 6.2.0 */
#define gimple gimple *
#else
#define gimple gimple
#endif

3
instrumentation/afl-gcc-pass.so.cc
View File

@ -125,7 +125,10 @@
*/ */
#include "afl-gcc-common.h" #include "afl-gcc-common.h"
#if (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) >= \
60200 /* >= version 6.2.0 */
#include "memmodel.h" #include "memmodel.h"
#endif
/* This plugin, being under the same license as GCC, satisfies the /* This plugin, being under the same license as GCC, satisfies the
"GPL-compatible Software" definition in the GCC RUNTIME LIBRARY "GPL-compatible Software" definition in the GCC RUNTIME LIBRARY