diff options
Diffstat (limited to 'gcc/calls.c')
| -rw-r--r-- | gcc/calls.c | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/gcc/calls.c b/gcc/calls.c index a4470fa1477..71bdf8c003b 100644 --- a/gcc/calls.c +++ b/gcc/calls.c @@ -25,6 +25,7 @@ along with GCC; see the file COPYING3. If not see #include "tm.h" #include "rtl.h" #include "tree.h" +#include "gimple.h" #include "flags.h" #include "expr.h" #include "optabs.h" @@ -41,6 +42,7 @@ along with GCC; see the file COPYING3. If not see #include "cgraph.h" #include "except.h" #include "dbgcnt.h" +#include "tree-flow.h" /* Like PREFERRED_STACK_BOUNDARY but in units of bytes, not bits. */ #define STACK_BYTES (PREFERRED_STACK_BOUNDARY / BITS_PER_UNIT) @@ -380,7 +382,7 @@ emit_call_1 (rtx funexp, tree fntree, tree fndecl ATTRIBUTE_UNUSED, add_reg_note (call_insn, REG_EH_REGION, const0_rtx); else { - int rn = lookup_stmt_eh_region (fntree); + int rn = lookup_expr_eh_region (fntree); /* If rn < 0, then either (1) tree-ssa not used or (2) doesn't throw, which we already took care of. */ @@ -542,7 +544,26 @@ setjmp_call_p (const_tree fndecl) return special_function_p (fndecl, 0) & ECF_RETURNS_TWICE; } + +/* Return true if STMT is an alloca call. */ + +bool +gimple_alloca_call_p (const_gimple stmt) +{ + tree fndecl; + + if (!is_gimple_call (stmt)) + return false; + + fndecl = gimple_call_fndecl (stmt); + if (fndecl && (special_function_p (fndecl, 0) & ECF_MAY_BE_ALLOCA)) + return true; + + return false; +} + /* Return true when exp contains alloca call. */ + bool alloca_call_p (const_tree exp) { @@ -2251,7 +2272,7 @@ expand_call (tree exp, rtx target, int ignore) if (currently_expanding_call++ != 0 || !flag_optimize_sibling_calls || args_size.var - || lookup_stmt_eh_region (exp) >= 0 + || lookup_expr_eh_region (exp) >= 0 || dbg_cnt (tail_call) == false) try_tail_call = 0; @@ -3229,7 +3250,7 @@ emit_library_call_value_1 (int retval, rtx orgfun, rtx value, #ifdef REG_PARM_STACK_SPACE /* Define the boundary of the register parm stack space that needs to be save, if any. */ - int low_to_save, high_to_save; + int low_to_save = 0, high_to_save = 0; rtx save_area = 0; /* Place that it is saved. */ #endif |