diff options
Diffstat (limited to 'gcc-4.6')
-rw-r--r-- | gcc-4.6/gcc/ChangeLog | 9 | ||||
-rw-r--r-- | gcc-4.6/gcc/config/arm/arm.c | 8 |
2 files changed, 13 insertions, 4 deletions
diff --git a/gcc-4.6/gcc/ChangeLog b/gcc-4.6/gcc/ChangeLog index 3437317c7..01fd012e5 100644 --- a/gcc-4.6/gcc/ChangeLog +++ b/gcc-4.6/gcc/ChangeLog @@ -1,3 +1,12 @@ +2012-09-05 Bin Cheng <bin.cheng@arm.com> + + Backport from 2012-09-04 mainline r190919 + + PR target/45070 + * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value of + size less than 4 bytes by using macro ARM_NUM_INTS. + (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS. + 2012-01-06 Eric Botcazou <ebotcazou@adacore.com> Backport from mainline diff --git a/gcc-4.6/gcc/config/arm/arm.c b/gcc-4.6/gcc/config/arm/arm.c index 2f97e5843..1456b30a6 100644 --- a/gcc-4.6/gcc/config/arm/arm.c +++ b/gcc-4.6/gcc/config/arm/arm.c @@ -20451,7 +20451,7 @@ thumb1_extra_regs_pushed (arm_stack_offsets *offsets, bool for_prologue) unsigned long l_mask = live_regs_mask & (for_prologue ? 0x40ff : 0xff); /* Then count how many other high registers will need to be pushed. */ unsigned long high_regs_pushed = bit_count (live_regs_mask & 0x0f00); - int n_free, reg_base; + int n_free, reg_base, size; if (!for_prologue && frame_pointer_needed) amount = offsets->locals_base - offsets->saved_regs; @@ -20490,7 +20490,8 @@ thumb1_extra_regs_pushed (arm_stack_offsets *offsets, bool for_prologue) n_free = 0; if (!for_prologue) { - reg_base = arm_size_return_regs () / UNITS_PER_WORD; + size = arm_size_return_regs (); + reg_base = ARM_NUM_INTS (size); live_regs_mask >>= reg_base; } @@ -20544,8 +20545,7 @@ thumb_unexpanded_epilogue (void) if (extra_pop > 0) { unsigned long extra_mask = (1 << extra_pop) - 1; - live_regs_mask |= extra_mask << ((size + UNITS_PER_WORD - 1) - / UNITS_PER_WORD); + live_regs_mask |= extra_mask << ARM_NUM_INTS (size); } /* The prolog may have pushed some high registers to use as |