diff options
Diffstat (limited to 'gcc/reload1.c')
| -rw-r--r-- | gcc/reload1.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/gcc/reload1.c b/gcc/reload1.c index 1c94f30..f17edda 100644 --- a/gcc/reload1.c +++ b/gcc/reload1.c @@ -2140,12 +2140,12 @@ alter_reg (int i, int from_reg, bool dont_share_p) { rtx x = NULL_RTX; machine_mode mode = GET_MODE (regno_reg_rtx[i]); - unsigned int inherent_size = PSEUDO_REGNO_BYTES (i); + unsigned HOST_WIDE_INT inherent_size = PSEUDO_REGNO_BYTES (i); unsigned int inherent_align = GET_MODE_ALIGNMENT (mode); machine_mode wider_mode = wider_subreg_mode (mode, reg_max_ref_mode[i]); - unsigned int total_size = GET_MODE_SIZE (wider_mode); + unsigned HOST_WIDE_INT total_size = GET_MODE_SIZE (wider_mode); unsigned int min_align = GET_MODE_BITSIZE (reg_max_ref_mode[i]); - int adjust = 0; + poly_int64 adjust = 0; something_was_spilled = true; @@ -2185,7 +2185,7 @@ alter_reg (int i, int from_reg, bool dont_share_p) if (BYTES_BIG_ENDIAN) { adjust = inherent_size - total_size; - if (adjust) + if (maybe_ne (adjust, 0)) { unsigned int total_bits = total_size * BITS_PER_UNIT; machine_mode mem_mode @@ -2237,7 +2237,7 @@ alter_reg (int i, int from_reg, bool dont_share_p) if (BYTES_BIG_ENDIAN) { adjust = GET_MODE_SIZE (mode) - total_size; - if (adjust) + if (maybe_ne (adjust, 0)) { unsigned int total_bits = total_size * BITS_PER_UNIT; machine_mode mem_mode @@ -6347,12 +6347,12 @@ replaced_subreg (rtx x) SUBREG is non-NULL if the pseudo is a subreg whose reg is a pseudo, otherwise it is NULL. */ -static int +static poly_int64 compute_reload_subreg_offset (machine_mode outermode, rtx subreg, machine_mode innermode) { - int outer_offset; + poly_int64 outer_offset; machine_mode middlemode; if (!subreg) @@ -6506,7 +6506,7 @@ choose_reload_regs (struct insn_chain *chain) if (inheritance) { - int byte = 0; + poly_int64 byte = 0; int regno = -1; machine_mode mode = VOIDmode; rtx subreg = NULL_RTX; @@ -6556,8 +6556,9 @@ choose_reload_regs (struct insn_chain *chain) if (regno >= 0 && reg_last_reload_reg[regno] != 0 - && (GET_MODE_SIZE (GET_MODE (reg_last_reload_reg[regno])) - >= GET_MODE_SIZE (mode) + byte) + && (known_ge + (GET_MODE_SIZE (GET_MODE (reg_last_reload_reg[regno])), + GET_MODE_SIZE (mode) + byte)) /* Verify that the register it's in can be used in mode MODE. */ && (REG_CAN_CHANGE_MODE_P |