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author | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-10-29 21:56:35 +0000 |
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committer | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-10-29 21:56:35 +0000 |
commit | 1a8f8886a8830c8b860fef93ac17e7e9a8c66d91 (patch) | |
tree | cab472b4bdf7dfabadec5c05af91eb3f7dd11f46 /gcc/lra-eliminations.c | |
parent | a76b95599e9176ca7799a290bfbea15a4b97c2ee (diff) | |
download | gcc-1a8f8886a8830c8b860fef93ac17e7e9a8c66d91.tar.gz |
Remove trailing white spaces
* lra-assigns.c: Remove trailing white spaces.
* lra-coalesce.c: Likewise.
* lra-constraints.c: Likewise.
* lra-eliminations.c: Likewise.
* lra-int.h: Likewise.
* lra-spills.c: Likewise.
* lra.c: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@192966 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/lra-eliminations.c')
-rw-r--r-- | gcc/lra-eliminations.c | 50 |
1 files changed, 25 insertions, 25 deletions
diff --git a/gcc/lra-eliminations.c b/gcc/lra-eliminations.c index 2222d805f1b..5f8a8c8d41f 100644 --- a/gcc/lra-eliminations.c +++ b/gcc/lra-eliminations.c @@ -81,25 +81,25 @@ along with GCC; see the file COPYING3. If not see struct elim_table { /* Hard register number to be eliminated. */ - int from; + int from; /* Hard register number used as replacement. */ - int to; + int to; /* Difference between values of the two hard registers above on previous iteration. */ HOST_WIDE_INT previous_offset; /* Difference between the values on the current iteration. */ - HOST_WIDE_INT offset; + HOST_WIDE_INT offset; /* Nonzero if this elimination can be done. */ - bool can_eliminate; + bool can_eliminate; /* CAN_ELIMINATE since the last check. */ bool prev_can_eliminate; /* REG rtx for the register to be eliminated. We cannot simply compare the number since we might then spuriously replace a hard register corresponding to a pseudo assigned to the reg to be eliminated. */ - rtx from_rtx; + rtx from_rtx; /* REG rtx for the replacement. */ - rtx to_rtx; + rtx to_rtx; }; /* The elimination table. Each array entry describes one possible way @@ -335,7 +335,7 @@ lra_eliminate_regs_1 (rtx x, enum machine_mode mem_mode, if ((ep = get_elimination (x)) != NULL) { rtx to = subst_p ? ep->to_rtx : ep->from_rtx; - + if (update_p) return plus_constant (Pmode, to, ep->offset - ep->previous_offset); else if (full_p) @@ -354,10 +354,10 @@ lra_eliminate_regs_1 (rtx x, enum machine_mode mem_mode, { HOST_WIDE_INT offset; rtx to = subst_p ? ep->to_rtx : ep->from_rtx; - + if (! update_p && ! full_p) return gen_rtx_PLUS (Pmode, to, XEXP (x, 1)); - + offset = (update_p ? ep->offset - ep->previous_offset : ep->offset); if (CONST_INT_P (XEXP (x, 1)) @@ -405,7 +405,7 @@ lra_eliminate_regs_1 (rtx x, enum machine_mode mem_mode, && (ep = get_elimination (XEXP (x, 0))) != NULL) { rtx to = subst_p ? ep->to_rtx : ep->from_rtx; - + if (update_p) return plus_constant (Pmode, @@ -420,7 +420,7 @@ lra_eliminate_regs_1 (rtx x, enum machine_mode mem_mode, else return gen_rtx_MULT (Pmode, to, XEXP (x, 1)); } - + /* ... fall through ... */ case CALL: @@ -777,7 +777,7 @@ eliminate_regs_in_insn (rtx insn, bool replace_p) && (ep = get_elimination (SET_DEST (old_set))) != NULL) { bool delete_p = replace_p; - + #ifdef HARD_FRAME_POINTER_REGNUM /* If this is setting the frame pointer register to the hardware frame pointer register and this is an elimination that will @@ -798,11 +798,11 @@ eliminate_regs_in_insn (rtx insn, bool replace_p) rtx base = SET_SRC (old_set); HOST_WIDE_INT offset = 0; rtx base_insn = insn; - + while (base != ep->to_rtx) { rtx prev_insn, prev_set; - + if (GET_CODE (base) == PLUS && CONST_INT_P (XEXP (base, 1))) { offset += INTVAL (XEXP (base, 1)); @@ -818,14 +818,14 @@ eliminate_regs_in_insn (rtx insn, bool replace_p) else break; } - + if (base == ep->to_rtx) { rtx src; - + offset -= (ep->offset - ep->previous_offset); src = plus_constant (Pmode, ep->to_rtx, offset); - + /* First see if this insn remains valid when we make the change. If not, keep the INSN_CODE the same and let the constraint pass fit it up. */ @@ -841,14 +841,14 @@ eliminate_regs_in_insn (rtx insn, bool replace_p) return; } } - - + + /* We can't delete this insn, but needn't process it since it won't be used unless something changes. */ delete_p = false; } #endif - + /* This insn isn't serving a useful purpose. We delete it when REPLACE is set. */ if (delete_p) @@ -892,13 +892,13 @@ eliminate_regs_in_insn (rtx insn, bool replace_p) if (REG_P (reg) && (ep = get_elimination (reg)) != NULL) { rtx to_rtx = replace_p ? ep->to_rtx : ep->from_rtx; - + if (! replace_p) { offset += (ep->offset - ep->previous_offset); offset = trunc_int_for_mode (offset, GET_MODE (plus_cst_src)); } - + if (GET_CODE (XEXP (plus_cst_src, 0)) == SUBREG) to_rtx = gen_lowpart (GET_MODE (XEXP (plus_cst_src, 0)), to_rtx); /* If we have a nonzero offset, and the source is already a @@ -909,7 +909,7 @@ eliminate_regs_in_insn (rtx insn, bool replace_p) if (offset == 0 || plus_src) { rtx new_src = plus_constant (GET_MODE (to_rtx), to_rtx, offset); - + old_set = single_set (insn); /* First see if this insn remains valid when we make the @@ -923,7 +923,7 @@ eliminate_regs_in_insn (rtx insn, bool replace_p) { rtx new_pat = gen_rtx_SET (VOIDmode, SET_DEST (old_set), new_src); - + if (! validate_change (insn, &PATTERN (insn), new_pat, 0)) SET_SRC (old_set) = new_src; } @@ -1153,7 +1153,7 @@ init_elim_table (void) ep->to = ep1->to; value_p = (targetm.can_eliminate (ep->from, ep->to) && ! (ep->to == STACK_POINTER_REGNUM - && frame_pointer_needed + && frame_pointer_needed && (! SUPPORTS_STACK_ALIGNMENT || ! stack_realign_fp))); setup_can_eliminate (ep, value_p); |