diff options
Diffstat (limited to 'gcc/reload.c')
| -rw-r--r-- | gcc/reload.c | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/gcc/reload.c b/gcc/reload.c index b760130..8582b48 100644 --- a/gcc/reload.c +++ b/gcc/reload.c @@ -106,6 +106,7 @@ a register with any other reload. */ #include "reload.h" #include "addresses.h" #include "params.h" +#include "function-abi.h" /* True if X is a constant that can be forced into the constant pool. MODE is the mode of the operand, or VOIDmode if not known. */ @@ -6904,24 +6905,19 @@ find_equiv_reg (rtx goal, rtx_insn *insn, enum reg_class rclass, int other, if either of the two is in a call-clobbered register, or memory. */ if (CALL_P (p)) { - int i; - if (goal_mem || need_stable_sp) return 0; - if (regno >= 0 && regno < FIRST_PSEUDO_REGISTER) - for (i = 0; i < nregs; ++i) - if (call_used_or_fixed_reg_p (regno + i) - || targetm.hard_regno_call_part_clobbered (0, regno + i, - mode)) - return 0; + function_abi callee_abi = insn_callee_abi (p); + if (regno >= 0 + && regno < FIRST_PSEUDO_REGISTER + && callee_abi.clobbers_reg_p (mode, regno)) + return 0; - if (valueno >= 0 && valueno < FIRST_PSEUDO_REGISTER) - for (i = 0; i < valuenregs; ++i) - if (call_used_or_fixed_reg_p (valueno + i) - || targetm.hard_regno_call_part_clobbered (0, valueno + i, - mode)) - return 0; + if (valueno >= 0 + && valueno < FIRST_PSEUDO_REGISTER + && callee_abi.clobbers_reg_p (mode, valueno)) + return 0; } if (INSN_P (p)) |