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| author | aoliva <aoliva@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-07-06 11:37:36 +0000 |
|---|---|---|
| committer | aoliva <aoliva@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-07-06 11:37:36 +0000 |
| commit | 89952baf89164cbb1859ef6ae6db71dcc8a709d6 (patch) | |
| tree | 9fcc811f111eb60cad9a818816d0cece2a9ef7ab /gcc/var-tracking.c | |
| parent | 686d491a041f813b4fa6691008f11062bd6fc091 (diff) | |
| download | gcc-89952baf89164cbb1859ef6ae6db71dcc8a709d6.tar.gz | |
PR debug/53820
* var-tracking.c (vt_add_function_parameter): Convert
internal_arg_pointer into arg_pointer-based address even
without DRAP.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@189326 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/var-tracking.c')
| -rw-r--r-- | gcc/var-tracking.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/gcc/var-tracking.c b/gcc/var-tracking.c index 66ce35a0095..5288c284227 100644 --- a/gcc/var-tracking.c +++ b/gcc/var-tracking.c @@ -9327,14 +9327,11 @@ vt_add_function_parameter (tree parm) if (GET_MODE (decl_rtl) == BLKmode || GET_MODE (incoming) == BLKmode) return; - /* If there is a DRAP register, rewrite the incoming location of parameters - passed on the stack into MEMs based on the argument pointer, as the DRAP - register can be reused for other purposes and we do not track locations - based on generic registers. But the prerequisite is that this argument - pointer be also the virtual CFA pointer, see vt_initialize. */ + /* If there is a DRAP register or a pseudo in internal_arg_pointer, + rewrite the incoming location of parameters passed on the stack + into MEMs based on the argument pointer, so that incoming doesn't + depend on a pseudo. */ if (MEM_P (incoming) - && stack_realign_drap - && arg_pointer_rtx == cfa_base_rtx && (XEXP (incoming, 0) == crtl->args.internal_arg_pointer || (GET_CODE (XEXP (incoming, 0)) == PLUS && XEXP (XEXP (incoming, 0), 0) |