diff options
Diffstat (limited to 'gcc/function.c')
| -rw-r--r-- | gcc/function.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/gcc/function.c b/gcc/function.c index 6abaf3d116f..00b2fe70c7d 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -3821,17 +3821,22 @@ assign_parms (tree fndecl) tree decl_result = DECL_RESULT (fndecl); rtx decl_rtl = DECL_RTL (decl_result); - if ((REG_P (decl_rtl) - ? REGNO (decl_rtl) >= FIRST_PSEUDO_REGISTER - : DECL_REGISTER (decl_result)) - /* Unless the psABI says not to. */ - && !TYPE_EMPTY_P (TREE_TYPE (decl_result))) + if (REG_P (decl_rtl) + ? REGNO (decl_rtl) >= FIRST_PSEUDO_REGISTER + : DECL_REGISTER (decl_result)) { rtx real_decl_rtl; - real_decl_rtl = targetm.calls.function_value (TREE_TYPE (decl_result), - fndecl, true); - REG_FUNCTION_VALUE_P (real_decl_rtl) = 1; + /* Unless the psABI says not to. */ + if (TYPE_EMPTY_P (TREE_TYPE (decl_result))) + real_decl_rtl = NULL_RTX; + else + { + real_decl_rtl + = targetm.calls.function_value (TREE_TYPE (decl_result), + fndecl, true); + REG_FUNCTION_VALUE_P (real_decl_rtl) = 1; + } /* The delay slot scheduler assumes that crtl->return_rtx holds the hard register containing the return value, not a temporary pseudo. */ |