From cccff71a90a9d9492bd85dd86042662bb23c2967 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Wed, 7 Mar 2012 15:03:12 +0000 Subject: [PATCH] Pass pointers in word_mode instead of Pmode 2012-03-07 H.J. Lu * config/i386/i386.c (function_value_64): Return pointers in word_mode instead of Pmode. (ix86_promote_function_mode): Likewise. From-SVN: r185057 --- gcc/ChangeLog | 6 ++++++ gcc/config/i386/i386.c | 9 +++++---- 2 files changed, 11 insertions(+), 4 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3e5e76d99b4..a4236cd1496 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2012-03-07 H.J. Lu + + * config/i386/i386.c (function_value_64): Return pointers in + word_mode instead of Pmode. + (ix86_promote_function_mode): Likewise. + 2012-03-07 Richard Guenther * coverage.c (get_gcov_type): Use type_for_mode. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 973bbeb68db..0527a2f2e1c 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -7240,8 +7240,8 @@ function_value_64 (enum machine_mode orig_mode, enum machine_mode mode, } else if (POINTER_TYPE_P (valtype)) { - /* Pointers are always returned in Pmode. */ - mode = Pmode; + /* Pointers are always returned in word_mode. */ + mode = word_mode; } ret = construct_container (mode, orig_mode, valtype, 1, @@ -7312,7 +7312,8 @@ ix86_function_value (const_tree valtype, const_tree fntype_or_decl, return ix86_function_value_1 (valtype, fntype_or_decl, orig_mode, mode); } -/* Pointer function arguments and return values are promoted to Pmode. */ +/* Pointer function arguments and return values are promoted to + word_mode. */ static enum machine_mode ix86_promote_function_mode (const_tree type, enum machine_mode mode, @@ -7322,7 +7323,7 @@ ix86_promote_function_mode (const_tree type, enum machine_mode mode, if (type != NULL_TREE && POINTER_TYPE_P (type)) { *punsignedp = POINTERS_EXTEND_UNSIGNED; - return Pmode; + return word_mode; } return default_promote_function_mode (type, mode, punsignedp, fntype, for_return); -- 2.30.2