diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 15 |
2 files changed, 13 insertions, 7 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 40dcbe3..e16091f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2005-08-31 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for + fp return matching. + 2005-08-31 Fariborz Jahanian <fjahanian@apple.com> * expr.c (expand_expr_real_1): Compare size of address diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 1c4fc13..e3fd6e7 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -1907,7 +1907,6 @@ ix86_function_ok_for_sibcall (tree decl, tree exp) { tree func; rtx a, b; - bool one_void, one_reg; /* If we are generating position-independent code, we cannot sibcall optimize any indirect call, or a direct call to a global function, @@ -1936,12 +1935,14 @@ ix86_function_ok_for_sibcall (tree decl, tree exp) a = ix86_function_value (TREE_TYPE (exp), func, false); b = ix86_function_value (TREE_TYPE (DECL_RESULT (cfun->decl)), cfun->decl, false); - one_void = (VOID_TYPE_P (TREE_TYPE (exp)) - || VOID_TYPE_P (TREE_TYPE (DECL_RESULT (cfun->decl)))); - one_reg = ((REG_P (a) && !STACK_REG_P (a)) - || (REG_P (b) && !STACK_REG_P (b))); - if (!(one_void && one_reg) - && !rtx_equal_p (a, b)) + if (STACK_REG_P (a) || STACK_REG_P (b)) + { + if (!rtx_equal_p (a, b)) + return false; + } + else if (VOID_TYPE_P (TREE_TYPE (DECL_RESULT (cfun->decl)))) + ; + else if (!rtx_equal_p (a, b)) return false; /* If this call is indirect, we'll need to be able to use a call-clobbered |