diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 98d18c0bc5ce0af45e2054af260e85571d99313b..6859906dbc8d96e2ea8f1fb40e82cbc28da88dfb 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2013-02-21 Jakub Jelinek <jakub@redhat.com> + + PR inline-asm/56405 + * expr.c (expand_expr_real_1) <case TARGET_MEM_REF, MEM_REF>: Don't + use movmisalign or extract_bit_field for EXPAND_MEMORY modifier. + 2013-02-20 Jan Hubicka <jh@suse.cz> PR tree-optimization/56265 diff --git a/gcc/expr.c b/gcc/expr.c index 08c5c9d0c589c61c9d4d11126c438da62e165c8a..d225479e84ea2668d23d2c4ea33e9d7420604373 100644 --- a/gcc/expr.c +++ b/gcc/expr.c @@ -9551,6 +9551,7 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode, set_mem_addr_space (temp, as); align = get_object_alignment (exp); if (modifier != EXPAND_WRITE + && modifier != EXPAND_MEMORY && mode != BLKmode && align < GET_MODE_ALIGNMENT (mode) /* If the target does not have special handling for unaligned @@ -9639,6 +9640,7 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode, if (TREE_THIS_VOLATILE (exp)) MEM_VOLATILE_P (temp) = 1; if (modifier != EXPAND_WRITE + && modifier != EXPAND_MEMORY && mode != BLKmode && align < GET_MODE_ALIGNMENT (mode)) { diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index d79a94f9641cdf4844b4b27d246f0878810a4863..3ae4dc0c36d1133f921916f120b4a23fe6f03eff 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2013-02-21 Jakub Jelinek <jakub@redhat.com> + + PR inline-asm/56405 + * gcc.c-torture/compile/pr56405.c: New test. + 2013-02-20 Jan Hubicka <jh@suse.cz> PR tree-optimization/56265 diff --git a/gcc/testsuite/gcc.c-torture/compile/pr56405.c b/gcc/testsuite/gcc.c-torture/compile/pr56405.c new file mode 100644 index 0000000000000000000000000000000000000000..6e6a56e156c12ab6070dd7c66493face115e9aa7 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/pr56405.c @@ -0,0 +1,7 @@ +/* PR inline-asm/56405 */ + +void +foo (void) +{ + asm volatile ("" : "+m" (*(volatile unsigned short *) 0x1001UL)); +}