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| author | Ulrich Weigand <uweigand@de.ibm.com> | 2003-12-01 16:17:32 +0000 |
|---|---|---|
| committer | Ulrich Weigand <uweigand@gcc.gnu.org> | 2003-12-01 16:17:32 +0000 |
| commit | 0422e94065d77179d610740f8d27dc6fb31685ae (patch) | |
| tree | 07a2d383d9f35ac0378a58c573b4e81245aee0ae /gcc/reload.c | |
| parent | 1fa7e0fd52d115bbe68f138a06d12e7a8adc4be5 (diff) | |
| download | gcc-0422e94065d77179d610740f8d27dc6fb31685ae.tar.gz | |
reload.c (find_reloads_address): Split addresses of type (plus (plus (reg) (reg)) (const_int)) only if...
* reload.c (find_reloads_address): Split addresses of type
(plus (plus (reg) (reg)) (const_int)) only if one register
is either a valid base register or else one of the stack
frame related registers (sp/fp/ap).
From-SVN: r74107
Diffstat (limited to 'gcc/reload.c')
| -rw-r--r-- | gcc/reload.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/reload.c b/gcc/reload.c index 33167eaed2f..b448ff2d967 100644 --- a/gcc/reload.c +++ b/gcc/reload.c @@ -4905,6 +4905,15 @@ find_reloads_address (enum machine_mode mode, rtx *memrefloc, rtx ad, && GET_CODE (XEXP (ad, 0)) == PLUS && GET_CODE (XEXP (XEXP (ad, 0), 0)) == REG && REGNO (XEXP (XEXP (ad, 0), 0)) < FIRST_PSEUDO_REGISTER + && (REG_MODE_OK_FOR_BASE_P (XEXP (XEXP (ad, 0), 0), mode) + || XEXP (XEXP (ad, 0), 0) == frame_pointer_rtx +#if FRAME_POINTER_REGNUM != HARD_FRAME_POINTER_REGNUM + || XEXP (XEXP (ad, 0), 0) == hard_frame_pointer_rtx +#endif +#if FRAME_POINTER_REGNUM != ARG_POINTER_REGNUM + || XEXP (XEXP (ad, 0), 0) == arg_pointer_rtx +#endif + || XEXP (XEXP (ad, 0), 0) == stack_pointer_rtx) && ! maybe_memory_address_p (mode, ad, &XEXP (XEXP (ad, 0), 1))) { *loc = ad = gen_rtx_PLUS (GET_MODE (ad), @@ -4924,6 +4933,15 @@ find_reloads_address (enum machine_mode mode, rtx *memrefloc, rtx ad, && GET_CODE (XEXP (ad, 0)) == PLUS && GET_CODE (XEXP (XEXP (ad, 0), 1)) == REG && REGNO (XEXP (XEXP (ad, 0), 1)) < FIRST_PSEUDO_REGISTER + && (REG_MODE_OK_FOR_BASE_P (XEXP (XEXP (ad, 0), 1), mode) + || XEXP (XEXP (ad, 0), 1) == frame_pointer_rtx +#if FRAME_POINTER_REGNUM != HARD_FRAME_POINTER_REGNUM + || XEXP (XEXP (ad, 0), 1) == hard_frame_pointer_rtx +#endif +#if FRAME_POINTER_REGNUM != ARG_POINTER_REGNUM + || XEXP (XEXP (ad, 0), 1) == arg_pointer_rtx +#endif + || XEXP (XEXP (ad, 0), 1) == stack_pointer_rtx) && ! maybe_memory_address_p (mode, ad, &XEXP (XEXP (ad, 0), 0))) { *loc = ad = gen_rtx_PLUS (GET_MODE (ad), |