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| author | Jakub Jelinek <jakub@redhat.com> | 2017-09-26 15:59:18 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2017-09-26 15:59:18 +0200 |
| commit | 343cb5897c673cb75233f4d0a991c0bec11c1f53 (patch) | |
| tree | 43231805b3914f6ffa1f133e776d1b3872317670 | |
| parent | caab37632257b7b002da791d6372ab9136e0d54f (diff) | |
| download | gcc-343cb5897c673cb75233f4d0a991c0bec11c1f53.zip gcc-343cb5897c673cb75233f4d0a991c0bec11c1f53.tar.gz gcc-343cb5897c673cb75233f4d0a991c0bec11c1f53.tar.bz2 | |
re PR target/82267 (x32: unnecessary address-size prefixes. Why isn't -maddress-mode=long the default?)
PR target/82267
* config/i386/i386.c (ix86_print_operand_address_as): Only test
REGNO (base) == SP_REG if base is a REG.
From-SVN: r253202
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 2 |
2 files changed, 5 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 71d8a30..2129d7a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2017-09-26 Jakub Jelinek <jakub@redhat.com> + PR target/82267 + * config/i386/i386.c (ix86_print_operand_address_as): Only test + REGNO (base) == SP_REG if base is a REG. + PR middle-end/35691 * tree-ssa-reassoc.c (update_range_test): Dump r->exp each time if it is different SSA_NAME. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index d52d1df..63db7ac 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -19957,7 +19957,7 @@ ix86_print_operand_address_as (FILE *file, rtx addr, encode %esp as %rsp to avoid 0x67 prefix if there is no index or base register. */ if (TARGET_X32 && Pmode == SImode - && ((!index && base && REGNO (base) == SP_REG) + && ((!index && base && REG_P (base) && REGNO (base) == SP_REG) || (!base && index && REGNO (index) == SP_REG))) code = 'q'; |