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| author | Jakub Jelinek <jakub@redhat.com> | 2013-02-21 10:33:49 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2013-02-21 10:33:49 +0100 |
| commit | 7bcc6e758e039a4d6b2f9642d38217beffd1cdd9 (patch) | |
| tree | a3adc5c0ebfe969edeaf00c02a48cf42ed614335 | |
| parent | 58edd811c65a5819556df49732bd9f547ccf3d3c (diff) | |
| download | gcc-7bcc6e758e039a4d6b2f9642d38217beffd1cdd9.zip gcc-7bcc6e758e039a4d6b2f9642d38217beffd1cdd9.tar.gz gcc-7bcc6e758e039a4d6b2f9642d38217beffd1cdd9.tar.bz2 | |
re PR inline-asm/56405 (ICE on questionable "m" argument)
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.
* gcc.c-torture/compile/pr56405.c: New test.
From-SVN: r196195
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/expr.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/compile/pr56405.c | 7 |
4 files changed, 20 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 98d18c0..6859906 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 @@ -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 d79a94f..3ae4dc0 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 0000000..6e6a56e --- /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)); +} |