From 29a551b3b4cf567c6aedada344cc9108975e95fa Mon Sep 17 00:00:00 2001 From: Kazu Hirata Date: Tue, 8 Jun 2010 13:15:25 +0000 Subject: [PATCH] arm.c (arm_rtx_costs_1): Don't special case for Thumb-2 in the MINUS case. * config/arm/arm.c (arm_rtx_costs_1): Don't special case for Thumb-2 in the MINUS case. From-SVN: r160436 --- gcc/ChangeLog | 5 +++++ gcc/config/arm/arm.c | 17 ----------------- 2 files changed, 5 insertions(+), 17 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 46703abeece..486b3cf2f6e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2010-06-08 Kazu Hirata + + * config/arm/arm.c (arm_rtx_costs_1): Don't special case for + Thumb-2 in the MINUS case. + 2010-06-08 Laurynas Biveinis * doc/tm.texi (Per-Function Data): Do not reference ggc_alloc. diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c index e44e94946fb..7de0197d33f 100644 --- a/gcc/config/arm/arm.c +++ b/gcc/config/arm/arm.c @@ -6377,23 +6377,6 @@ arm_rtx_costs_1 (rtx x, enum rtx_code outer, int* total, bool speed) return true; case MINUS: - if (TARGET_THUMB2) - { - if (GET_MODE_CLASS (mode) == MODE_FLOAT) - { - if (TARGET_HARD_FLOAT && (mode == SFmode || mode == DFmode)) - *total = COSTS_N_INSNS (1); - else - *total = COSTS_N_INSNS (20); - } - else - *total = COSTS_N_INSNS (ARM_NUM_REGS (mode)); - /* Thumb2 does not have RSB, so all arguments must be - registers (subtracting a constant is canonicalized as - addition of the negated constant). */ - return false; - } - if (mode == DImode) { *total = COSTS_N_INSNS (ARM_NUM_REGS (mode)); -- 2.30.2